';
options.items.forEach(function (o) {
o.ironIcon = o.selected ? 'nav:check' : null;
@@ -148,15 +148,8 @@
dlg.classList.add('centered');
}
- var enablePaperMenu = !layoutManager.tv;
- enablePaperMenu = false;
var itemTagName = 'paper-button';
- if (enablePaperMenu) {
- html += '
';
html += '
' + globalize.translate('sharedcomponents#ButtonCancel') + '';
diff --git a/dashboard-ui/bower_components/emby-webcomponents/guide/guide.js b/dashboard-ui/bower_components/emby-webcomponents/guide/guide.js
index b205787b1..d4e40f595 100644
--- a/dashboard-ui/bower_components/emby-webcomponents/guide/guide.js
+++ b/dashboard-ui/bower_components/emby-webcomponents/guide/guide.js
@@ -190,7 +190,7 @@
return null;
}
- function getChannelProgramsHtml(context, date, channel, programs) {
+ function getChannelProgramsHtml(context, date, channel, programs, options) {
var html = '';
@@ -255,20 +255,20 @@
html += '
';
- if (program.IsLive) {
+ if (program.IsLive && options.showLiveIndicator) {
html += '' + globalize.translate('sharedcomponents#AttributeLive') + ' ';
}
- else if (program.IsPremiere) {
+ else if (program.IsPremiere && options.showPremiereIndicator) {
html += '' + globalize.translate('sharedcomponents#AttributePremiere') + ' ';
}
- else if (program.IsSeries && !program.IsRepeat) {
+ else if (program.IsSeries && !program.IsRepeat && options.showNewIndicator) {
html += '' + globalize.translate('sharedcomponents#AttributeNew') + ' ';
}
html += program.Name;
html += '
';
- if (program.IsHD) {
+ if (program.IsHD && options.showHdIcon) {
html += '
';
}
@@ -295,9 +295,21 @@
var html = [];
+ // Normally we'd want to just let responsive css handle this,
+ // but since mobile browsers are often underpowered,
+ // it can help performance to get them out of the markup
+ var showIndicators = window.innerWidth >= 800;
+
+ var options = {
+ showHdIcon: showIndicators,
+ showLiveIndicator: showIndicators,
+ showPremiereIndicator: showIndicators,
+ showNewIndicator: showIndicators
+ };
+
for (var i = 0, length = channels.length; i < length; i++) {
- html.push(getChannelProgramsHtml(context, date, channels[i], programs));
+ html.push(getChannelProgramsHtml(context, date, channels[i], programs, options));
}
var programGrid = context.querySelector('.programGrid');
@@ -623,7 +635,7 @@
programGrid.addEventListener('focus', onProgramGridFocus, true);
- addEventListenerWithOptions(programGrid, 'scroll', function () {
+ addEventListenerWithOptions(programGrid, 'scroll', function (e) {
onProgramGridScroll(context, this, timeslotHeaders);
}, {
passive: true
diff --git a/dashboard-ui/bower_components/emby-webcomponents/router.js b/dashboard-ui/bower_components/emby-webcomponents/router.js
index 52c784be2..ecc98ba3f 100644
--- a/dashboard-ui/bower_components/emby-webcomponents/router.js
+++ b/dashboard-ui/bower_components/emby-webcomponents/router.js
@@ -18,6 +18,12 @@ define(['loading', 'viewManager', 'skinManager', 'pluginManager', 'backdrop', 'b
},
showSearch: function () {
skinManager.getCurrentSkin().search();
+ },
+ showGuide: function () {
+ skinManager.getCurrentSkin().showGuide();
+ },
+ showLiveTV: function () {
+ skinManager.getCurrentSkin().showLiveTV();
}
};
diff --git a/dashboard-ui/bower_components/emby-webcomponents/strings/da.json b/dashboard-ui/bower_components/emby-webcomponents/strings/da.json
index c931bc95c..768c4960e 100644
--- a/dashboard-ui/bower_components/emby-webcomponents/strings/da.json
+++ b/dashboard-ui/bower_components/emby-webcomponents/strings/da.json
@@ -1,4 +1,7 @@
{
+ "Delete": "Delete",
+ "HeaderDeleteItem": "Delete Item",
+ "ConfirmDeleteItem": "Deleting this item will delete it from both the file system and your media library. Are you sure you wish to continue?",
"ValueSpecialEpisodeName": "Special - {0}",
"Share": "Del",
"ServerUpdateNeeded": "Denne Emby server b\u00f8r opdateres. For at downloade den nyeste version bes\u00f8g venligst {0}",
diff --git a/dashboard-ui/bower_components/emby-webcomponents/strings/es-MX.json b/dashboard-ui/bower_components/emby-webcomponents/strings/es-MX.json
index 07f43fff4..5a3a80b2e 100644
--- a/dashboard-ui/bower_components/emby-webcomponents/strings/es-MX.json
+++ b/dashboard-ui/bower_components/emby-webcomponents/strings/es-MX.json
@@ -1,4 +1,7 @@
{
+ "Delete": "Delete",
+ "HeaderDeleteItem": "Delete Item",
+ "ConfirmDeleteItem": "Deleting this item will delete it from both the file system and your media library. Are you sure you wish to continue?",
"ValueSpecialEpisodeName": "Especial - {0}",
"Share": "Compartir",
"ServerUpdateNeeded": "Este Servidor Emby necesita ser actualizado. Para descargar la ultima versi\u00f3n, por favor visite {0}",
diff --git a/dashboard-ui/bower_components/emby-webcomponents/strings/kk.json b/dashboard-ui/bower_components/emby-webcomponents/strings/kk.json
index dbcec21dd..f6ff79657 100644
--- a/dashboard-ui/bower_components/emby-webcomponents/strings/kk.json
+++ b/dashboard-ui/bower_components/emby-webcomponents/strings/kk.json
@@ -1,4 +1,7 @@
{
+ "Delete": "Delete",
+ "HeaderDeleteItem": "Delete Item",
+ "ConfirmDeleteItem": "Deleting this item will delete it from both the file system and your media library. Are you sure you wish to continue?",
"ValueSpecialEpisodeName": "\u0410\u0440\u043d\u0430\u0439\u044b - {0}",
"Share": "\u041e\u0440\u0442\u0430\u049b\u0442\u0430\u0441\u0443",
"ServerUpdateNeeded": "\u041e\u0441\u044b Emby Server \u0436\u0430\u04a3\u0430\u0440\u0442\u044b\u043b\u0443\u044b \u049b\u0430\u0436\u0435\u0442. \u0421\u043e\u04a3\u0493\u044b \u043d\u04b1\u0441\u049b\u0430\u0441\u044b\u043d \u0436\u04af\u043a\u0442\u0435\u043f \u0430\u043b\u0443 \u04af\u0448\u0456\u043d, {0} \u043a\u0456\u0440\u0456\u04a3\u0456\u0437",
diff --git a/dashboard-ui/bower_components/emby-webcomponents/strings/nb.json b/dashboard-ui/bower_components/emby-webcomponents/strings/nb.json
index d839d7c00..6621a6d5e 100644
--- a/dashboard-ui/bower_components/emby-webcomponents/strings/nb.json
+++ b/dashboard-ui/bower_components/emby-webcomponents/strings/nb.json
@@ -1,4 +1,7 @@
{
+ "Delete": "Slett",
+ "HeaderDeleteItem": "Slett element",
+ "ConfirmDeleteItem": "Ved \u00e5 slette dette element vil du b\u00e5de slette det fra statement og mediebiblioteket. Er du sikker p\u00e5 at du vil forsette?",
"ValueSpecialEpisodeName": "Spesial - {0}",
"Share": "Del",
"ServerUpdateNeeded": "Denne Emby serveren trenger en oppdatering. For \u00e5 laste ned nyeste versjon, vennligst bes\u00f8k: {0}",
diff --git a/dashboard-ui/bower_components/emby-webcomponents/strings/nl.json b/dashboard-ui/bower_components/emby-webcomponents/strings/nl.json
index 485a12fa9..7e0d9eddd 100644
--- a/dashboard-ui/bower_components/emby-webcomponents/strings/nl.json
+++ b/dashboard-ui/bower_components/emby-webcomponents/strings/nl.json
@@ -1,4 +1,7 @@
{
+ "Delete": "Verwijder",
+ "HeaderDeleteItem": "Item verwijderen",
+ "ConfirmDeleteItem": "Verwijderen van dit item zal het verwijderen uit zowel het bestandssysteem als de Media Bibliotheek. Weet u zeker dat u wilt doorgaan?",
"ValueSpecialEpisodeName": "Speciaal - {0}",
"Share": "Delen",
"ServerUpdateNeeded": "Deze Emby Server moet worden bijgewerkt. Om de laatste versie te downloaden, gaat u naar {0}",
diff --git a/dashboard-ui/bower_components/emby-webcomponents/strings/ru.json b/dashboard-ui/bower_components/emby-webcomponents/strings/ru.json
index a0750c2f8..60f933ae4 100644
--- a/dashboard-ui/bower_components/emby-webcomponents/strings/ru.json
+++ b/dashboard-ui/bower_components/emby-webcomponents/strings/ru.json
@@ -1,4 +1,7 @@
{
+ "Delete": "Delete",
+ "HeaderDeleteItem": "Delete Item",
+ "ConfirmDeleteItem": "Deleting this item will delete it from both the file system and your media library. Are you sure you wish to continue?",
"ValueSpecialEpisodeName": "\u0421\u043f\u0435\u0446\u044d\u043f\u0438\u0437\u043e\u0434 - {0}",
"Share": "\u041f\u043e\u0434\u0435\u043b\u0438\u0442\u044c\u0441\u044f",
"ServerUpdateNeeded": "\u0414\u0430\u043d\u043d\u044b\u0439 Emby \u0421\u0435\u0440\u0432\u0435\u0440 \u043d\u0443\u0436\u0434\u0430\u0435\u0442\u0441\u044f \u0432 \u043e\u0431\u043d\u043e\u0432\u043b\u0435\u043d\u0438\u0438. \u0427\u0442\u043e\u0431\u044b \u0437\u0430\u0433\u0440\u0443\u0437\u0438\u0442\u044c \u043f\u043e\u0441\u043b\u0435\u0434\u043d\u044e\u044e \u0432\u0435\u0440\u0441\u0438\u044e, \u043f\u043e\u0441\u0435\u0442\u0438\u0442\u0435 {0}",
diff --git a/dashboard-ui/bower_components/emby-webcomponents/viewmanager/viewcontainer-lite.js b/dashboard-ui/bower_components/emby-webcomponents/viewmanager/viewcontainer-lite.js
index cc1647d05..2023ef00f 100644
--- a/dashboard-ui/bower_components/emby-webcomponents/viewmanager/viewcontainer-lite.js
+++ b/dashboard-ui/bower_components/emby-webcomponents/viewmanager/viewcontainer-lite.js
@@ -93,7 +93,7 @@ define(['browser'], function (browser) {
function animate(newAnimatedPage, oldAnimatedPage, transition, isBack) {
- if (enableAnimation() && newAnimatedPage.animate) {
+ if (enableAnimation() && oldAnimatedPage && newAnimatedPage.animate) {
if (transition == 'slide') {
return slide(newAnimatedPage, oldAnimatedPage, transition, isBack);
} else if (transition == 'fade') {
diff --git a/dashboard-ui/bower_components/fastclick/.bower.json b/dashboard-ui/bower_components/fastclick/.bower.json
deleted file mode 100644
index cfabed7d7..000000000
--- a/dashboard-ui/bower_components/fastclick/.bower.json
+++ /dev/null
@@ -1,24 +0,0 @@
-{
- "name": "fastclick",
- "main": "lib/fastclick.js",
- "ignore": [
- "**/.*",
- "component.json",
- "package.json",
- "Makefile",
- "tests",
- "examples"
- ],
- "homepage": "https://github.com/ftlabs/fastclick",
- "version": "1.0.6",
- "_release": "1.0.6",
- "_resolution": {
- "type": "version",
- "tag": "v1.0.6",
- "commit": "2ac7258407619398005ca720596f0d36ce66a6c8"
- },
- "_source": "git://github.com/ftlabs/fastclick.git",
- "_target": "~1.0.6",
- "_originalSource": "fastclick",
- "_direct": true
-}
\ No newline at end of file
diff --git a/dashboard-ui/bower_components/fastclick/LICENSE b/dashboard-ui/bower_components/fastclick/LICENSE
deleted file mode 100644
index 459a20dbc..000000000
--- a/dashboard-ui/bower_components/fastclick/LICENSE
+++ /dev/null
@@ -1,22 +0,0 @@
-Copyright (c) 2014 The Financial Times Ltd.
-
-Permission is hereby granted, free of charge, to any person
-obtaining a copy of this software and associated documentation
-files (the "Software"), to deal in the Software without
-restriction, including without limitation the rights to use,
-copy, modify, merge, publish, distribute, sublicense, and/or sell
-copies of the Software, and to permit persons to whom the
-Software is furnished to do so, subject to the following
-conditions:
-
-The above copyright notice and this permission notice shall be
-included in all copies or substantial portions of the Software.
-
-THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
-EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES
-OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
-NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT
-HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY,
-WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
-FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
-OTHER DEALINGS IN THE SOFTWARE.
diff --git a/dashboard-ui/bower_components/fastclick/bower.json b/dashboard-ui/bower_components/fastclick/bower.json
deleted file mode 100644
index 18e1abd47..000000000
--- a/dashboard-ui/bower_components/fastclick/bower.json
+++ /dev/null
@@ -1,12 +0,0 @@
-{
- "name": "fastclick",
- "main": "lib/fastclick.js",
- "ignore": [
- "**/.*",
- "component.json",
- "package.json",
- "Makefile",
- "tests",
- "examples"
- ]
-}
diff --git a/dashboard-ui/bower_components/fastclick/lib/fastclick.js b/dashboard-ui/bower_components/fastclick/lib/fastclick.js
deleted file mode 100644
index 3af4f9d6f..000000000
--- a/dashboard-ui/bower_components/fastclick/lib/fastclick.js
+++ /dev/null
@@ -1,841 +0,0 @@
-;(function () {
- 'use strict';
-
- /**
- * @preserve FastClick: polyfill to remove click delays on browsers with touch UIs.
- *
- * @codingstandard ftlabs-jsv2
- * @copyright The Financial Times Limited [All Rights Reserved]
- * @license MIT License (see LICENSE.txt)
- */
-
- /*jslint browser:true, node:true*/
- /*global define, Event, Node*/
-
-
- /**
- * Instantiate fast-clicking listeners on the specified layer.
- *
- * @constructor
- * @param {Element} layer The layer to listen on
- * @param {Object} [options={}] The options to override the defaults
- */
- function FastClick(layer, options) {
- var oldOnClick;
-
- options = options || {};
-
- /**
- * Whether a click is currently being tracked.
- *
- * @type boolean
- */
- this.trackingClick = false;
-
-
- /**
- * Timestamp for when click tracking started.
- *
- * @type number
- */
- this.trackingClickStart = 0;
-
-
- /**
- * The element being tracked for a click.
- *
- * @type EventTarget
- */
- this.targetElement = null;
-
-
- /**
- * X-coordinate of touch start event.
- *
- * @type number
- */
- this.touchStartX = 0;
-
-
- /**
- * Y-coordinate of touch start event.
- *
- * @type number
- */
- this.touchStartY = 0;
-
-
- /**
- * ID of the last touch, retrieved from Touch.identifier.
- *
- * @type number
- */
- this.lastTouchIdentifier = 0;
-
-
- /**
- * Touchmove boundary, beyond which a click will be cancelled.
- *
- * @type number
- */
- this.touchBoundary = options.touchBoundary || 10;
-
-
- /**
- * The FastClick layer.
- *
- * @type Element
- */
- this.layer = layer;
-
- /**
- * The minimum time between tap(touchstart and touchend) events
- *
- * @type number
- */
- this.tapDelay = options.tapDelay || 200;
-
- /**
- * The maximum time for a tap
- *
- * @type number
- */
- this.tapTimeout = options.tapTimeout || 700;
-
- if (FastClick.notNeeded(layer)) {
- return;
- }
-
- // Some old versions of Android don't have Function.prototype.bind
- function bind(method, context) {
- return function() { return method.apply(context, arguments); };
- }
-
-
- var methods = ['onMouse', 'onClick', 'onTouchStart', 'onTouchMove', 'onTouchEnd', 'onTouchCancel'];
- var context = this;
- for (var i = 0, l = methods.length; i < l; i++) {
- context[methods[i]] = bind(context[methods[i]], context);
- }
-
- // Set up event handlers as required
- if (deviceIsAndroid) {
- layer.addEventListener('mouseover', this.onMouse, true);
- layer.addEventListener('mousedown', this.onMouse, true);
- layer.addEventListener('mouseup', this.onMouse, true);
- }
-
- layer.addEventListener('click', this.onClick, true);
- layer.addEventListener('touchstart', this.onTouchStart, false);
- layer.addEventListener('touchmove', this.onTouchMove, false);
- layer.addEventListener('touchend', this.onTouchEnd, false);
- layer.addEventListener('touchcancel', this.onTouchCancel, false);
-
- // Hack is required for browsers that don't support Event#stopImmediatePropagation (e.g. Android 2)
- // which is how FastClick normally stops click events bubbling to callbacks registered on the FastClick
- // layer when they are cancelled.
- if (!Event.prototype.stopImmediatePropagation) {
- layer.removeEventListener = function(type, callback, capture) {
- var rmv = Node.prototype.removeEventListener;
- if (type === 'click') {
- rmv.call(layer, type, callback.hijacked || callback, capture);
- } else {
- rmv.call(layer, type, callback, capture);
- }
- };
-
- layer.addEventListener = function(type, callback, capture) {
- var adv = Node.prototype.addEventListener;
- if (type === 'click') {
- adv.call(layer, type, callback.hijacked || (callback.hijacked = function(event) {
- if (!event.propagationStopped) {
- callback(event);
- }
- }), capture);
- } else {
- adv.call(layer, type, callback, capture);
- }
- };
- }
-
- // If a handler is already declared in the element's onclick attribute, it will be fired before
- // FastClick's onClick handler. Fix this by pulling out the user-defined handler function and
- // adding it as listener.
- if (typeof layer.onclick === 'function') {
-
- // Android browser on at least 3.2 requires a new reference to the function in layer.onclick
- // - the old one won't work if passed to addEventListener directly.
- oldOnClick = layer.onclick;
- layer.addEventListener('click', function(event) {
- oldOnClick(event);
- }, false);
- layer.onclick = null;
- }
- }
-
- /**
- * Windows Phone 8.1 fakes user agent string to look like Android and iPhone.
- *
- * @type boolean
- */
- var deviceIsWindowsPhone = navigator.userAgent.indexOf("Windows Phone") >= 0;
-
- /**
- * Android requires exceptions.
- *
- * @type boolean
- */
- var deviceIsAndroid = navigator.userAgent.indexOf('Android') > 0 && !deviceIsWindowsPhone;
-
-
- /**
- * iOS requires exceptions.
- *
- * @type boolean
- */
- var deviceIsIOS = /iP(ad|hone|od)/.test(navigator.userAgent) && !deviceIsWindowsPhone;
-
-
- /**
- * iOS 4 requires an exception for select elements.
- *
- * @type boolean
- */
- var deviceIsIOS4 = deviceIsIOS && (/OS 4_\d(_\d)?/).test(navigator.userAgent);
-
-
- /**
- * iOS 6.0-7.* requires the target element to be manually derived
- *
- * @type boolean
- */
- var deviceIsIOSWithBadTarget = deviceIsIOS && (/OS [6-7]_\d/).test(navigator.userAgent);
-
- /**
- * BlackBerry requires exceptions.
- *
- * @type boolean
- */
- var deviceIsBlackBerry10 = navigator.userAgent.indexOf('BB10') > 0;
-
- /**
- * Determine whether a given element requires a native click.
- *
- * @param {EventTarget|Element} target Target DOM element
- * @returns {boolean} Returns true if the element needs a native click
- */
- FastClick.prototype.needsClick = function(target) {
- switch (target.nodeName.toLowerCase()) {
-
- // Don't send a synthetic click to disabled inputs (issue #62)
- case 'button':
- case 'select':
- case 'textarea':
- if (target.disabled) {
- return true;
- }
-
- break;
- case 'input':
-
- // File inputs need real clicks on iOS 6 due to a browser bug (issue #68)
- if ((deviceIsIOS && target.type === 'file') || target.disabled) {
- return true;
- }
-
- break;
- case 'label':
- case 'iframe': // iOS8 homescreen apps can prevent events bubbling into frames
- case 'video':
- return true;
- }
-
- return (/\bneedsclick\b/).test(target.className);
- };
-
-
- /**
- * Determine whether a given element requires a call to focus to simulate click into element.
- *
- * @param {EventTarget|Element} target Target DOM element
- * @returns {boolean} Returns true if the element requires a call to focus to simulate native click.
- */
- FastClick.prototype.needsFocus = function(target) {
- switch (target.nodeName.toLowerCase()) {
- case 'textarea':
- return true;
- case 'select':
- return !deviceIsAndroid;
- case 'input':
- switch (target.type) {
- case 'button':
- case 'checkbox':
- case 'file':
- case 'image':
- case 'radio':
- case 'submit':
- return false;
- }
-
- // No point in attempting to focus disabled inputs
- return !target.disabled && !target.readOnly;
- default:
- return (/\bneedsfocus\b/).test(target.className);
- }
- };
-
-
- /**
- * Send a click event to the specified element.
- *
- * @param {EventTarget|Element} targetElement
- * @param {Event} event
- */
- FastClick.prototype.sendClick = function(targetElement, event) {
- var clickEvent, touch;
-
- // On some Android devices activeElement needs to be blurred otherwise the synthetic click will have no effect (#24)
- if (document.activeElement && document.activeElement !== targetElement) {
- document.activeElement.blur();
- }
-
- touch = event.changedTouches[0];
-
- // Synthesise a click event, with an extra attribute so it can be tracked
- clickEvent = document.createEvent('MouseEvents');
- clickEvent.initMouseEvent(this.determineEventType(targetElement), true, true, window, 1, touch.screenX, touch.screenY, touch.clientX, touch.clientY, false, false, false, false, 0, null);
- clickEvent.forwardedTouchEvent = true;
- targetElement.dispatchEvent(clickEvent);
- };
-
- FastClick.prototype.determineEventType = function(targetElement) {
-
- //Issue #159: Android Chrome Select Box does not open with a synthetic click event
- if (deviceIsAndroid && targetElement.tagName.toLowerCase() === 'select') {
- return 'mousedown';
- }
-
- return 'click';
- };
-
-
- /**
- * @param {EventTarget|Element} targetElement
- */
- FastClick.prototype.focus = function(targetElement) {
- var length;
-
- // Issue #160: on iOS 7, some input elements (e.g. date datetime month) throw a vague TypeError on setSelectionRange. These elements don't have an integer value for the selectionStart and selectionEnd properties, but unfortunately that can't be used for detection because accessing the properties also throws a TypeError. Just check the type instead. Filed as Apple bug #15122724.
- if (deviceIsIOS && targetElement.setSelectionRange && targetElement.type.indexOf('date') !== 0 && targetElement.type !== 'time' && targetElement.type !== 'month') {
- length = targetElement.value.length;
- targetElement.setSelectionRange(length, length);
- } else {
- targetElement.focus();
- }
- };
-
-
- /**
- * Check whether the given target element is a child of a scrollable layer and if so, set a flag on it.
- *
- * @param {EventTarget|Element} targetElement
- */
- FastClick.prototype.updateScrollParent = function(targetElement) {
- var scrollParent, parentElement;
-
- scrollParent = targetElement.fastClickScrollParent;
-
- // Attempt to discover whether the target element is contained within a scrollable layer. Re-check if the
- // target element was moved to another parent.
- if (!scrollParent || !scrollParent.contains(targetElement)) {
- parentElement = targetElement;
- do {
- if (parentElement.scrollHeight > parentElement.offsetHeight) {
- scrollParent = parentElement;
- targetElement.fastClickScrollParent = parentElement;
- break;
- }
-
- parentElement = parentElement.parentElement;
- } while (parentElement);
- }
-
- // Always update the scroll top tracker if possible.
- if (scrollParent) {
- scrollParent.fastClickLastScrollTop = scrollParent.scrollTop;
- }
- };
-
-
- /**
- * @param {EventTarget} targetElement
- * @returns {Element|EventTarget}
- */
- FastClick.prototype.getTargetElementFromEventTarget = function(eventTarget) {
-
- // On some older browsers (notably Safari on iOS 4.1 - see issue #56) the event target may be a text node.
- if (eventTarget.nodeType === Node.TEXT_NODE) {
- return eventTarget.parentNode;
- }
-
- return eventTarget;
- };
-
-
- /**
- * On touch start, record the position and scroll offset.
- *
- * @param {Event} event
- * @returns {boolean}
- */
- FastClick.prototype.onTouchStart = function(event) {
- var targetElement, touch, selection;
-
- // Ignore multiple touches, otherwise pinch-to-zoom is prevented if both fingers are on the FastClick element (issue #111).
- if (event.targetTouches.length > 1) {
- return true;
- }
-
- targetElement = this.getTargetElementFromEventTarget(event.target);
- touch = event.targetTouches[0];
-
- if (deviceIsIOS) {
-
- // Only trusted events will deselect text on iOS (issue #49)
- selection = window.getSelection();
- if (selection.rangeCount && !selection.isCollapsed) {
- return true;
- }
-
- if (!deviceIsIOS4) {
-
- // Weird things happen on iOS when an alert or confirm dialog is opened from a click event callback (issue #23):
- // when the user next taps anywhere else on the page, new touchstart and touchend events are dispatched
- // with the same identifier as the touch event that previously triggered the click that triggered the alert.
- // Sadly, there is an issue on iOS 4 that causes some normal touch events to have the same identifier as an
- // immediately preceeding touch event (issue #52), so this fix is unavailable on that platform.
- // Issue 120: touch.identifier is 0 when Chrome dev tools 'Emulate touch events' is set with an iOS device UA string,
- // which causes all touch events to be ignored. As this block only applies to iOS, and iOS identifiers are always long,
- // random integers, it's safe to to continue if the identifier is 0 here.
- if (touch.identifier && touch.identifier === this.lastTouchIdentifier) {
- event.preventDefault();
- return false;
- }
-
- this.lastTouchIdentifier = touch.identifier;
-
- // If the target element is a child of a scrollable layer (using -webkit-overflow-scrolling: touch) and:
- // 1) the user does a fling scroll on the scrollable layer
- // 2) the user stops the fling scroll with another tap
- // then the event.target of the last 'touchend' event will be the element that was under the user's finger
- // when the fling scroll was started, causing FastClick to send a click event to that layer - unless a check
- // is made to ensure that a parent layer was not scrolled before sending a synthetic click (issue #42).
- this.updateScrollParent(targetElement);
- }
- }
-
- this.trackingClick = true;
- this.trackingClickStart = event.timeStamp;
- this.targetElement = targetElement;
-
- this.touchStartX = touch.pageX;
- this.touchStartY = touch.pageY;
-
- // Prevent phantom clicks on fast double-tap (issue #36)
- if ((event.timeStamp - this.lastClickTime) < this.tapDelay) {
- event.preventDefault();
- }
-
- return true;
- };
-
-
- /**
- * Based on a touchmove event object, check whether the touch has moved past a boundary since it started.
- *
- * @param {Event} event
- * @returns {boolean}
- */
- FastClick.prototype.touchHasMoved = function(event) {
- var touch = event.changedTouches[0], boundary = this.touchBoundary;
-
- if (Math.abs(touch.pageX - this.touchStartX) > boundary || Math.abs(touch.pageY - this.touchStartY) > boundary) {
- return true;
- }
-
- return false;
- };
-
-
- /**
- * Update the last position.
- *
- * @param {Event} event
- * @returns {boolean}
- */
- FastClick.prototype.onTouchMove = function(event) {
- if (!this.trackingClick) {
- return true;
- }
-
- // If the touch has moved, cancel the click tracking
- if (this.targetElement !== this.getTargetElementFromEventTarget(event.target) || this.touchHasMoved(event)) {
- this.trackingClick = false;
- this.targetElement = null;
- }
-
- return true;
- };
-
-
- /**
- * Attempt to find the labelled control for the given label element.
- *
- * @param {EventTarget|HTMLLabelElement} labelElement
- * @returns {Element|null}
- */
- FastClick.prototype.findControl = function(labelElement) {
-
- // Fast path for newer browsers supporting the HTML5 control attribute
- if (labelElement.control !== undefined) {
- return labelElement.control;
- }
-
- // All browsers under test that support touch events also support the HTML5 htmlFor attribute
- if (labelElement.htmlFor) {
- return document.getElementById(labelElement.htmlFor);
- }
-
- // If no for attribute exists, attempt to retrieve the first labellable descendant element
- // the list of which is defined here: http://www.w3.org/TR/html5/forms.html#category-label
- return labelElement.querySelector('button, input:not([type=hidden]), keygen, meter, output, progress, select, textarea');
- };
-
-
- /**
- * On touch end, determine whether to send a click event at once.
- *
- * @param {Event} event
- * @returns {boolean}
- */
- FastClick.prototype.onTouchEnd = function(event) {
- var forElement, trackingClickStart, targetTagName, scrollParent, touch, targetElement = this.targetElement;
-
- if (!this.trackingClick) {
- return true;
- }
-
- // Prevent phantom clicks on fast double-tap (issue #36)
- if ((event.timeStamp - this.lastClickTime) < this.tapDelay) {
- this.cancelNextClick = true;
- return true;
- }
-
- if ((event.timeStamp - this.trackingClickStart) > this.tapTimeout) {
- return true;
- }
-
- // Reset to prevent wrong click cancel on input (issue #156).
- this.cancelNextClick = false;
-
- this.lastClickTime = event.timeStamp;
-
- trackingClickStart = this.trackingClickStart;
- this.trackingClick = false;
- this.trackingClickStart = 0;
-
- // On some iOS devices, the targetElement supplied with the event is invalid if the layer
- // is performing a transition or scroll, and has to be re-detected manually. Note that
- // for this to function correctly, it must be called *after* the event target is checked!
- // See issue #57; also filed as rdar://13048589 .
- if (deviceIsIOSWithBadTarget) {
- touch = event.changedTouches[0];
-
- // In certain cases arguments of elementFromPoint can be negative, so prevent setting targetElement to null
- targetElement = document.elementFromPoint(touch.pageX - window.pageXOffset, touch.pageY - window.pageYOffset) || targetElement;
- targetElement.fastClickScrollParent = this.targetElement.fastClickScrollParent;
- }
-
- targetTagName = targetElement.tagName.toLowerCase();
- if (targetTagName === 'label') {
- forElement = this.findControl(targetElement);
- if (forElement) {
- this.focus(targetElement);
- if (deviceIsAndroid) {
- return false;
- }
-
- targetElement = forElement;
- }
- } else if (this.needsFocus(targetElement)) {
-
- // Case 1: If the touch started a while ago (best guess is 100ms based on tests for issue #36) then focus will be triggered anyway. Return early and unset the target element reference so that the subsequent click will be allowed through.
- // Case 2: Without this exception for input elements tapped when the document is contained in an iframe, then any inputted text won't be visible even though the value attribute is updated as the user types (issue #37).
- if ((event.timeStamp - trackingClickStart) > 100 || (deviceIsIOS && window.top !== window && targetTagName === 'input')) {
- this.targetElement = null;
- return false;
- }
-
- this.focus(targetElement);
- this.sendClick(targetElement, event);
-
- // Select elements need the event to go through on iOS 4, otherwise the selector menu won't open.
- // Also this breaks opening selects when VoiceOver is active on iOS6, iOS7 (and possibly others)
- if (!deviceIsIOS || targetTagName !== 'select') {
- this.targetElement = null;
- event.preventDefault();
- }
-
- return false;
- }
-
- if (deviceIsIOS && !deviceIsIOS4) {
-
- // Don't send a synthetic click event if the target element is contained within a parent layer that was scrolled
- // and this tap is being used to stop the scrolling (usually initiated by a fling - issue #42).
- scrollParent = targetElement.fastClickScrollParent;
- if (scrollParent && scrollParent.fastClickLastScrollTop !== scrollParent.scrollTop) {
- return true;
- }
- }
-
- // Prevent the actual click from going though - unless the target node is marked as requiring
- // real clicks or if it is in the whitelist in which case only non-programmatic clicks are permitted.
- if (!this.needsClick(targetElement)) {
- event.preventDefault();
- this.sendClick(targetElement, event);
- }
-
- return false;
- };
-
-
- /**
- * On touch cancel, stop tracking the click.
- *
- * @returns {void}
- */
- FastClick.prototype.onTouchCancel = function() {
- this.trackingClick = false;
- this.targetElement = null;
- };
-
-
- /**
- * Determine mouse events which should be permitted.
- *
- * @param {Event} event
- * @returns {boolean}
- */
- FastClick.prototype.onMouse = function(event) {
-
- // If a target element was never set (because a touch event was never fired) allow the event
- if (!this.targetElement) {
- return true;
- }
-
- if (event.forwardedTouchEvent) {
- return true;
- }
-
- // Programmatically generated events targeting a specific element should be permitted
- if (!event.cancelable) {
- return true;
- }
-
- // Derive and check the target element to see whether the mouse event needs to be permitted;
- // unless explicitly enabled, prevent non-touch click events from triggering actions,
- // to prevent ghost/doubleclicks.
- if (!this.needsClick(this.targetElement) || this.cancelNextClick) {
-
- // Prevent any user-added listeners declared on FastClick element from being fired.
- if (event.stopImmediatePropagation) {
- event.stopImmediatePropagation();
- } else {
-
- // Part of the hack for browsers that don't support Event#stopImmediatePropagation (e.g. Android 2)
- event.propagationStopped = true;
- }
-
- // Cancel the event
- event.stopPropagation();
- event.preventDefault();
-
- return false;
- }
-
- // If the mouse event is permitted, return true for the action to go through.
- return true;
- };
-
-
- /**
- * On actual clicks, determine whether this is a touch-generated click, a click action occurring
- * naturally after a delay after a touch (which needs to be cancelled to avoid duplication), or
- * an actual click which should be permitted.
- *
- * @param {Event} event
- * @returns {boolean}
- */
- FastClick.prototype.onClick = function(event) {
- var permitted;
-
- // It's possible for another FastClick-like library delivered with third-party code to fire a click event before FastClick does (issue #44). In that case, set the click-tracking flag back to false and return early. This will cause onTouchEnd to return early.
- if (this.trackingClick) {
- this.targetElement = null;
- this.trackingClick = false;
- return true;
- }
-
- // Very odd behaviour on iOS (issue #18): if a submit element is present inside a form and the user hits enter in the iOS simulator or clicks the Go button on the pop-up OS keyboard the a kind of 'fake' click event will be triggered with the submit-type input element as the target.
- if (event.target.type === 'submit' && event.detail === 0) {
- return true;
- }
-
- permitted = this.onMouse(event);
-
- // Only unset targetElement if the click is not permitted. This will ensure that the check for !targetElement in onMouse fails and the browser's click doesn't go through.
- if (!permitted) {
- this.targetElement = null;
- }
-
- // If clicks are permitted, return true for the action to go through.
- return permitted;
- };
-
-
- /**
- * Remove all FastClick's event listeners.
- *
- * @returns {void}
- */
- FastClick.prototype.destroy = function() {
- var layer = this.layer;
-
- if (deviceIsAndroid) {
- layer.removeEventListener('mouseover', this.onMouse, true);
- layer.removeEventListener('mousedown', this.onMouse, true);
- layer.removeEventListener('mouseup', this.onMouse, true);
- }
-
- layer.removeEventListener('click', this.onClick, true);
- layer.removeEventListener('touchstart', this.onTouchStart, false);
- layer.removeEventListener('touchmove', this.onTouchMove, false);
- layer.removeEventListener('touchend', this.onTouchEnd, false);
- layer.removeEventListener('touchcancel', this.onTouchCancel, false);
- };
-
-
- /**
- * Check whether FastClick is needed.
- *
- * @param {Element} layer The layer to listen on
- */
- FastClick.notNeeded = function(layer) {
- var metaViewport;
- var chromeVersion;
- var blackberryVersion;
- var firefoxVersion;
-
- // Devices that don't support touch don't need FastClick
- if (typeof window.ontouchstart === 'undefined') {
- return true;
- }
-
- // Chrome version - zero for other browsers
- chromeVersion = +(/Chrome\/([0-9]+)/.exec(navigator.userAgent) || [,0])[1];
-
- if (chromeVersion) {
-
- if (deviceIsAndroid) {
- metaViewport = document.querySelector('meta[name=viewport]');
-
- if (metaViewport) {
- // Chrome on Android with user-scalable="no" doesn't need FastClick (issue #89)
- if (metaViewport.content.indexOf('user-scalable=no') !== -1) {
- return true;
- }
- // Chrome 32 and above with width=device-width or less don't need FastClick
- if (chromeVersion > 31 && document.documentElement.scrollWidth <= window.outerWidth) {
- return true;
- }
- }
-
- // Chrome desktop doesn't need FastClick (issue #15)
- } else {
- return true;
- }
- }
-
- if (deviceIsBlackBerry10) {
- blackberryVersion = navigator.userAgent.match(/Version\/([0-9]*)\.([0-9]*)/);
-
- // BlackBerry 10.3+ does not require Fastclick library.
- // https://github.com/ftlabs/fastclick/issues/251
- if (blackberryVersion[1] >= 10 && blackberryVersion[2] >= 3) {
- metaViewport = document.querySelector('meta[name=viewport]');
-
- if (metaViewport) {
- // user-scalable=no eliminates click delay.
- if (metaViewport.content.indexOf('user-scalable=no') !== -1) {
- return true;
- }
- // width=device-width (or less than device-width) eliminates click delay.
- if (document.documentElement.scrollWidth <= window.outerWidth) {
- return true;
- }
- }
- }
- }
-
- // IE10 with -ms-touch-action: none or manipulation, which disables double-tap-to-zoom (issue #97)
- if (layer.style.msTouchAction === 'none' || layer.style.touchAction === 'manipulation') {
- return true;
- }
-
- // Firefox version - zero for other browsers
- firefoxVersion = +(/Firefox\/([0-9]+)/.exec(navigator.userAgent) || [,0])[1];
-
- if (firefoxVersion >= 27) {
- // Firefox 27+ does not have tap delay if the content is not zoomable - https://bugzilla.mozilla.org/show_bug.cgi?id=922896
-
- metaViewport = document.querySelector('meta[name=viewport]');
- if (metaViewport && (metaViewport.content.indexOf('user-scalable=no') !== -1 || document.documentElement.scrollWidth <= window.outerWidth)) {
- return true;
- }
- }
-
- // IE11: prefixed -ms-touch-action is no longer supported and it's recomended to use non-prefixed version
- // http://msdn.microsoft.com/en-us/library/windows/apps/Hh767313.aspx
- if (layer.style.touchAction === 'none' || layer.style.touchAction === 'manipulation') {
- return true;
- }
-
- return false;
- };
-
-
- /**
- * Factory method for creating a FastClick object
- *
- * @param {Element} layer The layer to listen on
- * @param {Object} [options={}] The options to override the defaults
- */
- FastClick.attach = function(layer, options) {
- return new FastClick(layer, options);
- };
-
-
- if (typeof define === 'function' && typeof define.amd === 'object' && define.amd) {
-
- // AMD. Register as an anonymous module.
- define(function() {
- return FastClick;
- });
- } else if (typeof module !== 'undefined' && module.exports) {
- module.exports = FastClick.attach;
- module.exports.FastClick = FastClick;
- } else {
- window.FastClick = FastClick;
- }
-}());
diff --git a/dashboard-ui/bower_components/hls.js/.bower.json b/dashboard-ui/bower_components/hls.js/.bower.json
index b3bac4414..fc2914940 100644
--- a/dashboard-ui/bower_components/hls.js/.bower.json
+++ b/dashboard-ui/bower_components/hls.js/.bower.json
@@ -1,6 +1,6 @@
{
"name": "hls.js",
- "version": "0.5.30",
+ "version": "0.5.32",
"license": "Apache-2.0",
"description": "Media Source Extension - HLS library, by/for Dailymotion",
"homepage": "https://github.com/dailymotion/hls.js",
@@ -16,11 +16,11 @@
"test",
"tests"
],
- "_release": "0.5.30",
+ "_release": "0.5.32",
"_resolution": {
"type": "version",
- "tag": "v0.5.30",
- "commit": "c8eab206bbd77040cbe9f35f64303775c2065608"
+ "tag": "v0.5.32",
+ "commit": "bceb5b05fb906e6877e48778828378c05353d2b8"
},
"_source": "git://github.com/dailymotion/hls.js.git",
"_target": "~0.5.7",
diff --git a/dashboard-ui/bower_components/hls.js/bower.json b/dashboard-ui/bower_components/hls.js/bower.json
index b6f1928b8..b8fac8150 100644
--- a/dashboard-ui/bower_components/hls.js/bower.json
+++ b/dashboard-ui/bower_components/hls.js/bower.json
@@ -1,6 +1,6 @@
{
"name": "hls.js",
- "version": "0.5.30",
+ "version": "0.5.32",
"license": "Apache-2.0",
"description": "Media Source Extension - HLS library, by/for Dailymotion",
"homepage": "https://github.com/dailymotion/hls.js",
diff --git a/dashboard-ui/bower_components/hls.js/dist/hls.js b/dashboard-ui/bower_components/hls.js/dist/hls.js
index 666231d87..fcf4ff052 100644
--- a/dashboard-ui/bower_components/hls.js/dist/hls.js
+++ b/dashboard-ui/bower_components/hls.js/dist/hls.js
@@ -1329,8 +1329,9 @@ var LevelController = function (_EventHandler) {
var details = data.details,
hls = this.hls,
- levelId,
- level;
+ levelId = void 0,
+ level = void 0,
+ levelError = false;
// try to recover not fatal errors
switch (details) {
case _errors.ErrorDetails.FRAG_LOAD_ERROR:
@@ -1343,6 +1344,7 @@ var LevelController = function (_EventHandler) {
case _errors.ErrorDetails.LEVEL_LOAD_ERROR:
case _errors.ErrorDetails.LEVEL_LOAD_TIMEOUT:
levelId = data.level;
+ levelError = true;
break;
default:
break;
@@ -1366,6 +1368,10 @@ var LevelController = function (_EventHandler) {
hls.abrController.nextAutoLevel = 0;
} else if (level && level.details && level.details.live) {
_logger.logger.warn('level controller,' + details + ' on live stream, discard');
+ if (levelError) {
+ // reset this._level so that another call to set level() will retrigger a frag load
+ this._level = undefined;
+ }
// FRAG_LOAD_ERROR and FRAG_LOAD_TIMEOUT are handled by mediaController
} else if (details !== _errors.ErrorDetails.FRAG_LOAD_ERROR && details !== _errors.ErrorDetails.FRAG_LOAD_TIMEOUT) {
_logger.logger.error('cannot recover ' + details + ' error');
@@ -1664,14 +1670,15 @@ var StreamController = function (_EventHandler) {
break;
case State.STARTING:
// determine load level
- this.startLevel = hls.startLevel;
- if (this.startLevel === -1) {
+ var startLevel = hls.startLevel;
+ if (startLevel === -1) {
// -1 : guess start Level by doing a bitrate test by loading first fragment of lowest quality level
- this.startLevel = 0;
+ startLevel = 0;
this.fragBitrateTest = true;
}
// set new level to playlist loader : this will trigger start level load
- this.level = hls.nextLoadLevel = this.startLevel;
+ // hls.nextLoadLevel remains until it is set to a new value or until a new frag is successfully loaded
+ this.level = hls.nextLoadLevel = startLevel;
this.state = State.WAITING_LEVEL;
this.loadedmetadata = false;
break;
@@ -1692,13 +1699,7 @@ var StreamController = function (_EventHandler) {
} else {
pos = this.nextLoadPosition;
}
- // determine next load level
- if (this.startFragRequested === false) {
- level = this.startLevel;
- } else {
- // we are not at playback start, get next load level from level Controller
- level = hls.nextLoadLevel;
- }
+ level = hls.nextLoadLevel;
var bufferInfo = _bufferHelper2.default.bufferInfo(this.media, pos, config.maxBufferHole),
bufferLen = bufferInfo.len,
bufferEnd = bufferInfo.end,
@@ -1827,8 +1828,14 @@ var StreamController = function (_EventHandler) {
} else {
// have we reached end of VOD playlist ?
if (!levelDetails.live) {
+ // Finalize the media stream
_this2.hls.trigger(_events2.default.BUFFER_EOS);
- _this2.state = State.ENDED;
+ // We might be loading the last fragment but actually the media
+ // is currently processing a seek command and waiting for new data to resume at another point.
+ // Going to ended state while media is seeking can spawn an infinite buffering broken state.
+ if (!_this2.media.seeking) {
+ _this2.state = State.ENDED;
+ }
}
frag = null;
}
@@ -2278,10 +2285,13 @@ var StreamController = function (_EventHandler) {
value: function onFragLoaded(data) {
var fragCurrent = this.fragCurrent;
if (this.state === State.FRAG_LOADING && fragCurrent && data.frag.level === fragCurrent.level && data.frag.sn === fragCurrent.sn) {
+
+ _logger.logger.log('Loaded ' + fragCurrent.sn + ' of level ' + fragCurrent.level);
if (this.fragBitrateTest === true) {
// switch back to IDLE state ... we just loaded a fragment to determine adequate start bitrate and initialize autoswitch algo
this.state = State.IDLE;
this.fragBitrateTest = false;
+ this.startFragRequested = false;
data.stats.tparsed = data.stats.tbuffered = performance.now();
this.hls.trigger(_events2.default.FRAG_BUFFERED, { stats: data.stats, frag: fragCurrent });
} else {
@@ -2606,8 +2616,16 @@ var StreamController = function (_EventHandler) {
}
}
} else {
- if (targetSeekPosition && media.currentTime !== targetSeekPosition) {
- _logger.logger.log('adjust currentTime from ' + media.currentTime + ' to ' + targetSeekPosition);
+ var _currentTime = media.currentTime;
+ if (targetSeekPosition && _currentTime !== targetSeekPosition) {
+ if (bufferInfo.len === 0) {
+ var nextStart = bufferInfo.nextStart;
+ if (nextStart !== undefined && nextStart - targetSeekPosition < this.config.maxSeekHole) {
+ targetSeekPosition = nextStart;
+ _logger.logger.log('target seek position not buffered, seek to next buffered ' + targetSeekPosition);
+ }
+ }
+ _logger.logger.log('adjust currentTime from ' + _currentTime + ' to ' + targetSeekPosition);
media.currentTime = targetSeekPosition;
}
}
@@ -4520,7 +4538,8 @@ var TSDemuxer = function () {
pid,
atf,
offset,
- codecsOnly = this.remuxer.passthrough;
+ codecsOnly = this.remuxer.passthrough,
+ unknownPIDs = false;
this.audioCodec = audioCodec;
this.videoCodec = videoCodec;
@@ -4634,6 +4653,15 @@ var TSDemuxer = function () {
avcId = this._avcTrack.id;
aacId = this._aacTrack.id;
id3Id = this._id3Track.id;
+ if (unknownPIDs) {
+ _logger.logger.log('reparse from beginning');
+ unknownPIDs = false;
+ // we set it to -188, the += 188 in the for loop will reset start to 0
+ start = -188;
+ }
+ } else {
+ _logger.logger.log('unknown PID found before PAT/PMT');
+ unknownPIDs = true;
}
}
} else {
@@ -4948,8 +4976,10 @@ var TSDemuxer = function () {
//build sample from PES
// Annex B to MP4 conversion to be done
if (units2.length) {
- // only push AVC sample if keyframe already found. browsers expect a keyframe at first to start decoding
- if (key === true || track.sps) {
+ // only push AVC sample if keyframe already found in this fragment OR
+ // keyframe found in last fragment (track.sps) AND
+ // samples already appended (we already found a keyframe in this fragment) OR fragment is contiguous
+ if (key === true || track.sps && (samples.length || this.contiguous)) {
avcSample = { units: { units: units2, length: length }, pts: pes.pts, dts: pes.dts, key: key };
samples.push(avcSample);
track.len += length;
@@ -8420,7 +8450,6 @@ var logger = exports.logger = exportedLogger;
'use strict';
var URLHelper = {
-
// build an absolute URL from a relative one using the provided baseURL
// if relativeURL is an absolute URL it will be returned as is.
buildAbsoluteURL: function buildAbsoluteURL(baseURL, relativeURL) {
@@ -8454,18 +8483,27 @@ var URLHelper = {
baseURL = baseURLQuerySplit[1];
}
- var baseURLDomainSplit = /^((([a-z]+):)?\/\/[a-z0-9\.\-_~]+(:[0-9]+)?\/)(.*)$/i.exec(baseURL);
- var baseURLProtocol = baseURLDomainSplit[3];
- var baseURLDomain = baseURLDomainSplit[1];
- var baseURLPath = baseURLDomainSplit[5];
+ var baseURLDomainSplit = /^(([a-z]+:)?\/\/[a-z0-9\.\-_~]+(:[0-9]+)?)?(\/.*)$/i.exec(baseURL);
+ if (!baseURLDomainSplit) {
+ throw new Error('Error trying to parse base URL.');
+ }
+
+ // e.g. 'http:', 'https:', ''
+ var baseURLProtocol = baseURLDomainSplit[2] || '';
+ // e.g. 'http://example.com', '//example.com', ''
+ var baseURLProtocolDomain = baseURLDomainSplit[1] || '';
+ // e.g. '/a/b/c/playlist.m3u8'
+ var baseURLPath = baseURLDomainSplit[4];
var builtURL = null;
if (/^\/\//.test(relativeURL)) {
- builtURL = baseURLProtocol + '://' + URLHelper.buildAbsolutePath('', relativeURL.substring(2));
+ // relative url starts wth '//' so copy protocol (which may be '' if baseUrl didn't provide one)
+ builtURL = baseURLProtocol + '//' + URLHelper.buildAbsolutePath('', relativeURL.substring(2));
} else if (/^\//.test(relativeURL)) {
- builtURL = baseURLDomain + URLHelper.buildAbsolutePath('', relativeURL.substring(1));
+ // relative url starts with '/' so start from root of domain
+ builtURL = baseURLProtocolDomain + '/' + URLHelper.buildAbsolutePath('', relativeURL.substring(1));
} else {
- builtURL = URLHelper.buildAbsolutePath(baseURLDomain + baseURLPath, relativeURL);
+ builtURL = URLHelper.buildAbsolutePath(baseURLProtocolDomain + baseURLPath, relativeURL);
}
// put the query and hash parts back
diff --git a/dashboard-ui/bower_components/hls.js/dist/hls.js.map b/dashboard-ui/bower_components/hls.js/dist/hls.js.map
index 69f2a9614..cf5e32232 100644
--- a/dashboard-ui/bower_components/hls.js/dist/hls.js.map
+++ b/dashboard-ui/bower_components/hls.js/dist/hls.js.map
@@ -42,7 +42,7 @@
"src/utils/xhr-loader.js"
],
"names": [],
- "mappings": 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"file": "generated.js",
"sourceRoot": "",
"sourcesContent": [
@@ -52,8 +52,8 @@
"/*\n * simple ABR Controller\n * - compute next level based on last fragment bw heuristics\n * - implement an abandon rules triggered if we have less than 2 frag buffered and if computed bw shows that we risk buffer stalling\n */\n\nimport Event from '../events';\nimport EventHandler from '../event-handler';\nimport BufferHelper from '../helper/buffer-helper';\nimport {ErrorDetails} from '../errors';\nimport {logger} from '../utils/logger';\n\nclass AbrController extends EventHandler {\n\n constructor(hls) {\n super(hls, Event.FRAG_LOADING,\n Event.FRAG_LOAD_PROGRESS,\n Event.FRAG_LOADED,\n Event.ERROR);\n this.lastLoadedFragLevel = 0;\n this._autoLevelCapping = -1;\n this._nextAutoLevel = -1;\n this.hls = hls;\n this.onCheck = this.abandonRulesCheck.bind(this);\n }\n\n destroy() {\n this.clearTimer();\n EventHandler.prototype.destroy.call(this);\n }\n\n onFragLoading(data) {\n if (!this.timer) {\n this.timer = setInterval(this.onCheck, 100);\n }\n this.fragCurrent = data.frag;\n }\n\n onFragLoadProgress(data) {\n var stats = data.stats;\n // only update stats if first frag loading\n // if same frag is loaded multiple times, it might be in browser cache, and loaded quickly\n // and leading to wrong bw estimation\n if (stats.aborted === undefined && data.frag.loadCounter === 1) {\n this.lastfetchduration = (performance.now() - stats.trequest) / 1000;\n this.lastbw = (stats.loaded * 8) / this.lastfetchduration;\n //console.log(`fetchDuration:${this.lastfetchduration},bw:${(this.lastbw/1000).toFixed(0)}/${stats.aborted}`);\n }\n }\n\n abandonRulesCheck() {\n /*\n monitor fragment retrieval time...\n we compute expected time of arrival of the complete fragment.\n we compare it to expected time of buffer starvation\n */\n let hls = this.hls, v = hls.media,frag = this.fragCurrent;\n\n // if loader has been destroyed or loading has been aborted, stop timer and return\n if(!frag.loader || ( frag.loader.stats && frag.loader.stats.aborted)) {\n logger.warn(`frag loader destroy or aborted, disarm abandonRulesCheck`);\n this.clearTimer();\n return;\n }\n /* only monitor frag retrieval time if\n (video not paused OR first fragment being loaded(ready state === HAVE_NOTHING = 0)) AND autoswitching enabled AND not lowest level (=> means that we have several levels) */\n if (v && (!v.paused || !v.readyState) && frag.autoLevel && frag.level) {\n let requestDelay = performance.now() - frag.trequest;\n // monitor fragment load progress after half of expected fragment duration,to stabilize bitrate\n if (requestDelay > (500 * frag.duration)) {\n let loadRate = Math.max(1,frag.loaded * 1000 / requestDelay); // byte/s; at least 1 byte/s to avoid division by zero\n if (frag.expectedLen < frag.loaded) {\n frag.expectedLen = frag.loaded;\n }\n let pos = v.currentTime;\n let fragLoadedDelay = (frag.expectedLen - frag.loaded) / loadRate;\n let bufferStarvationDelay = BufferHelper.bufferInfo(v,pos,hls.config.maxBufferHole).end - pos;\n // consider emergency switch down only if we have less than 2 frag buffered AND\n // time to finish loading current fragment is bigger than buffer starvation delay\n // ie if we risk buffer starvation if bw does not increase quickly\n if (bufferStarvationDelay < 2*frag.duration && fragLoadedDelay > bufferStarvationDelay) {\n let fragLevelNextLoadedDelay, nextLoadLevel;\n // lets iterate through lower level and try to find the biggest one that could avoid rebuffering\n // we start from current level - 1 and we step down , until we find a matching level\n for (nextLoadLevel = frag.level - 1 ; nextLoadLevel >=0 ; nextLoadLevel--) {\n // compute time to load next fragment at lower level\n // 0.8 : consider only 80% of current bw to be conservative\n // 8 = bits per byte (bps/Bps)\n fragLevelNextLoadedDelay = frag.duration * hls.levels[nextLoadLevel].bitrate / (8 * 0.8 * loadRate);\n logger.log(`fragLoadedDelay/bufferStarvationDelay/fragLevelNextLoadedDelay[${nextLoadLevel}] :${fragLoadedDelay.toFixed(1)}/${bufferStarvationDelay.toFixed(1)}/${fragLevelNextLoadedDelay.toFixed(1)}`);\n if (fragLevelNextLoadedDelay < bufferStarvationDelay) {\n // we found a lower level that be rebuffering free with current estimated bw !\n break;\n }\n }\n // only emergency switch down if it takes less time to load new fragment at lowest level instead\n // of finishing loading current one ...\n if (fragLevelNextLoadedDelay < fragLoadedDelay) {\n // ensure nextLoadLevel is not negative\n nextLoadLevel = Math.max(0,nextLoadLevel);\n // force next load level in auto mode\n hls.nextLoadLevel = nextLoadLevel;\n // abort fragment loading ...\n logger.warn(`loading too slow, abort fragment loading and switch to level ${nextLoadLevel}`);\n //abort fragment loading\n frag.loader.abort();\n this.clearTimer();\n hls.trigger(Event.FRAG_LOAD_EMERGENCY_ABORTED, {frag: frag});\n }\n }\n }\n }\n }\n\n onFragLoaded(data) {\n // stop monitoring bw once frag loaded\n this.clearTimer();\n // store level id after successful fragment load\n this.lastLoadedFragLevel = data.frag.level;\n // reset forced auto level value so that next level will be selected\n this._nextAutoLevel = -1;\n }\n\n onError(data) {\n // stop timer in case of frag loading error\n switch(data.details) {\n case ErrorDetails.FRAG_LOAD_ERROR:\n case ErrorDetails.FRAG_LOAD_TIMEOUT:\n this.clearTimer();\n break;\n default:\n break;\n }\n }\n\n clearTimer() {\n if (this.timer) {\n clearInterval(this.timer);\n this.timer = null;\n }\n }\n\n /** Return the capping/max level value that could be used by automatic level selection algorithm **/\n get autoLevelCapping() {\n return this._autoLevelCapping;\n }\n\n /** set the capping/max level value that could be used by automatic level selection algorithm **/\n set autoLevelCapping(newLevel) {\n this._autoLevelCapping = newLevel;\n }\n\n get nextAutoLevel() {\n var lastbw = this.lastbw, hls = this.hls,adjustedbw, i, maxAutoLevel;\n if (this._autoLevelCapping === -1 && hls.levels && hls.levels.length) {\n maxAutoLevel = hls.levels.length - 1;\n } else {\n maxAutoLevel = this._autoLevelCapping;\n }\n\n // in case next auto level has been forced, return it straight-away (but capped)\n if (this._nextAutoLevel !== -1) {\n return Math.min(this._nextAutoLevel,maxAutoLevel);\n }\n\n // follow algorithm captured from stagefright :\n // https://android.googlesource.com/platform/frameworks/av/+/master/media/libstagefright/httplive/LiveSession.cpp\n // Pick the highest bandwidth stream below or equal to estimated bandwidth.\n for (i = 0; i <= maxAutoLevel; i++) {\n // consider only 80% of the available bandwidth, but if we are switching up,\n // be even more conservative (70%) to avoid overestimating and immediately\n // switching back.\n if (i <= this.lastLoadedFragLevel) {\n adjustedbw = 0.8 * lastbw;\n } else {\n adjustedbw = 0.7 * lastbw;\n }\n if (adjustedbw < hls.levels[i].bitrate) {\n return Math.max(0, i - 1);\n }\n }\n return i - 1;\n }\n\n set nextAutoLevel(nextLevel) {\n this._nextAutoLevel = nextLevel;\n }\n}\n\nexport default AbrController;\n\n",
"/*\n * Buffer Controller\n*/\n\nimport Event from '../events';\nimport EventHandler from '../event-handler';\nimport {logger} from '../utils/logger';\nimport {ErrorTypes, ErrorDetails} from '../errors';\n\n\nclass BufferController extends EventHandler {\n\n constructor(hls) {\n super(hls,\n Event.MEDIA_ATTACHING,\n Event.MEDIA_DETACHING,\n Event.BUFFER_RESET,\n Event.BUFFER_APPENDING,\n Event.BUFFER_CODECS,\n Event.BUFFER_EOS,\n Event.BUFFER_FLUSHING);\n\n // Source Buffer listeners\n this.onsbue = this.onSBUpdateEnd.bind(this);\n this.onsbe = this.onSBUpdateError.bind(this);\n }\n\n destroy() {\n EventHandler.prototype.destroy.call(this);\n }\n\n onMediaAttaching(data) {\n let media = this.media = data.media;\n if (media) {\n // setup the media source\n var ms = this.mediaSource = new MediaSource();\n //Media Source listeners\n this.onmso = this.onMediaSourceOpen.bind(this);\n this.onmse = this.onMediaSourceEnded.bind(this);\n this.onmsc = this.onMediaSourceClose.bind(this);\n ms.addEventListener('sourceopen', this.onmso);\n ms.addEventListener('sourceended', this.onmse);\n ms.addEventListener('sourceclose', this.onmsc);\n // link video and media Source\n media.src = URL.createObjectURL(ms);\n }\n }\n\n onMediaDetaching() {\n var ms = this.mediaSource;\n if (ms) {\n if (ms.readyState === 'open') {\n try {\n // endOfStream could trigger exception if any sourcebuffer is in updating state\n // we don't really care about checking sourcebuffer state here,\n // as we are anyway detaching the MediaSource\n // let's just avoid this exception to propagate\n ms.endOfStream();\n } catch(err) {\n logger.warn(`onMediaDetaching:${err.message} while calling endOfStream`);\n }\n }\n ms.removeEventListener('sourceopen', this.onmso);\n ms.removeEventListener('sourceended', this.onmse);\n ms.removeEventListener('sourceclose', this.onmsc);\n\n try {\n // unlink MediaSource from video tag\n this.media.src = '';\n this.media.removeAttribute('src');\n } catch(err) {\n logger.warn(`onMediaDetaching:${err.message} while unlinking video.src`);\n }\n this.mediaSource = null;\n this.media = null;\n this.pendingTracks = null;\n this.sourceBuffer = null;\n }\n this.onmso = this.onmse = this.onmsc = null;\n this.hls.trigger(Event.MEDIA_DETACHED);\n }\n\n onMediaSourceOpen() {\n logger.log('media source opened');\n this.hls.trigger(Event.MEDIA_ATTACHED, { media : this.media });\n // once received, don't listen anymore to sourceopen event\n this.mediaSource.removeEventListener('sourceopen', this.onmso);\n // if any buffer codecs pending, treat it here.\n var pendingTracks = this.pendingTracks;\n if (pendingTracks) {\n this.onBufferCodecs(pendingTracks);\n this.pendingTracks = null;\n this.doAppending();\n }\n }\n\n onMediaSourceClose() {\n logger.log('media source closed');\n }\n\n onMediaSourceEnded() {\n logger.log('media source ended');\n }\n\n\n onSBUpdateEnd() {\n\n if (this._needsFlush) {\n this.doFlush();\n }\n\n if (this._needsEos) {\n this.onBufferEos();\n }\n\n this.hls.trigger(Event.BUFFER_APPENDED);\n\n this.doAppending();\n }\n\n onSBUpdateError(event) {\n logger.error(`sourceBuffer error:${event}`);\n // according to http://www.w3.org/TR/media-source/#sourcebuffer-append-error\n // this error might not always be fatal (it is fatal if decode error is set, in that case\n // it will be followed by a mediaElement error ...)\n this.hls.trigger(Event.ERROR, {type: ErrorTypes.MEDIA_ERROR, details: ErrorDetails.BUFFER_APPENDING_ERROR, fatal: false});\n // we don't need to do more than that, as accordin to the spec, updateend will be fired just after\n }\n\n onBufferReset() {\n var sourceBuffer = this.sourceBuffer;\n if (sourceBuffer) {\n for(var type in sourceBuffer) {\n var sb = sourceBuffer[type];\n try {\n this.mediaSource.removeSourceBuffer(sb);\n sb.removeEventListener('updateend', this.onsbue);\n sb.removeEventListener('error', this.onsbe);\n } catch(err) {\n }\n }\n this.sourceBuffer = null;\n }\n this.flushRange = [];\n this.appended = 0;\n }\n\n onBufferCodecs(tracks) {\n let mediaSource = this.mediaSource;\n\n // delay sourcebuffer creation if media source not opened yet\n if(!mediaSource || mediaSource.readyState !== 'open') {\n this.pendingTracks = tracks;\n return;\n }\n\n if (!this.sourceBuffer) {\n let sourceBuffer = {};\n for (let trackName in tracks) {\n let track = tracks[trackName];\n // use levelCodec as first priority\n let codec = track.levelCodec || track.codec;\n let mimeType = `${track.container};codecs=${codec}`;\n logger.log(`creating sourceBuffer with mimeType:${mimeType}`);\n let sb = sourceBuffer[trackName] = mediaSource.addSourceBuffer(mimeType);\n sb.addEventListener('updateend', this.onsbue);\n sb.addEventListener('error', this.onsbe);\n }\n this.sourceBuffer = sourceBuffer;\n }\n }\n\n onBufferAppending(data) {\n if (!this.segments) {\n this.segments = [ data ];\n } else {\n this.segments.push(data);\n }\n this.doAppending();\n }\n\n onBufferAppendFail(data) {\n logger.error(`sourceBuffer error:${data.event}`);\n // according to http://www.w3.org/TR/media-source/#sourcebuffer-append-error\n // this error might not always be fatal (it is fatal if decode error is set, in that case\n // it will be followed by a mediaElement error ...)\n this.hls.trigger(Event.ERROR, {type: ErrorTypes.MEDIA_ERROR, details: ErrorDetails.BUFFER_APPENDING_ERROR, fatal: false, frag: this.fragCurrent});\n }\n\n onBufferEos() {\n var sb = this.sourceBuffer, mediaSource = this.mediaSource;\n if (!mediaSource || mediaSource.readyState !== 'open') {\n return;\n }\n if (!((sb.audio && sb.audio.updating) || (sb.video && sb.video.updating))) {\n logger.log('all media data available, signal endOfStream() to MediaSource and stop loading fragment');\n //Notify the media element that it now has all of the media data\n mediaSource.endOfStream();\n this._needsEos = false;\n } else {\n this._needsEos = true;\n }\n }\n\n onBufferFlushing(data) {\n this.flushRange.push({start: data.startOffset, end: data.endOffset});\n // attempt flush immediatly\n this.flushBufferCounter = 0;\n this.doFlush();\n }\n\n doFlush() {\n // loop through all buffer ranges to flush\n while(this.flushRange.length) {\n var range = this.flushRange[0];\n // flushBuffer will abort any buffer append in progress and flush Audio/Video Buffer\n if (this.flushBuffer(range.start, range.end)) {\n // range flushed, remove from flush array\n this.flushRange.shift();\n this.flushBufferCounter = 0;\n } else {\n this._needsFlush = true;\n // avoid looping, wait for SB update end to retrigger a flush\n return;\n }\n }\n if (this.flushRange.length === 0) {\n // everything flushed\n this._needsFlush = false;\n\n // let's recompute this.appended, which is used to avoid flush looping\n var appended = 0;\n var sourceBuffer = this.sourceBuffer;\n if (sourceBuffer) {\n for (var type in sourceBuffer) {\n appended += sourceBuffer[type].buffered.length;\n }\n }\n this.appended = appended;\n this.hls.trigger(Event.BUFFER_FLUSHED);\n }\n }\n\n doAppending() {\n var hls = this.hls, sourceBuffer = this.sourceBuffer, segments = this.segments;\n if (sourceBuffer) {\n if (this.media.error) {\n segments = [];\n logger.error('trying to append although a media error occured, flush segment and abort');\n return;\n }\n for (var type in sourceBuffer) {\n if (sourceBuffer[type].updating) {\n //logger.log('sb update in progress');\n return;\n }\n }\n if (segments.length) {\n var segment = segments.shift();\n try {\n //logger.log(`appending ${segment.type} SB, size:${segment.data.length});\n sourceBuffer[segment.type].appendBuffer(segment.data);\n this.appendError = 0;\n this.appended++;\n } catch(err) {\n // in case any error occured while appending, put back segment in segments table\n logger.error(`error while trying to append buffer:${err.message}`);\n segments.unshift(segment);\n var event = {type: ErrorTypes.MEDIA_ERROR};\n if(err.code !== 22) {\n if (this.appendError) {\n this.appendError++;\n } else {\n this.appendError = 1;\n }\n event.details = ErrorDetails.BUFFER_APPEND_ERROR;\n event.frag = this.fragCurrent;\n /* with UHD content, we could get loop of quota exceeded error until\n browser is able to evict some data from sourcebuffer. retrying help recovering this\n */\n if (this.appendError > hls.config.appendErrorMaxRetry) {\n logger.log(`fail ${hls.config.appendErrorMaxRetry} times to append segment in sourceBuffer`);\n segments = [];\n event.fatal = true;\n hls.trigger(Event.ERROR, event);\n return;\n } else {\n event.fatal = false;\n hls.trigger(Event.ERROR, event);\n }\n } else {\n // QuotaExceededError: http://www.w3.org/TR/html5/infrastructure.html#quotaexceedederror\n // let's stop appending any segments, and report BUFFER_FULL_ERROR error\n segments = [];\n event.details = ErrorDetails.BUFFER_FULL_ERROR;\n hls.trigger(Event.ERROR,event);\n }\n }\n }\n }\n }\n\n /*\n flush specified buffered range,\n return true once range has been flushed.\n as sourceBuffer.remove() is asynchronous, flushBuffer will be retriggered on sourceBuffer update end\n */\n flushBuffer(startOffset, endOffset) {\n var sb, i, bufStart, bufEnd, flushStart, flushEnd;\n //logger.log('flushBuffer,pos/start/end: ' + this.media.currentTime + '/' + startOffset + '/' + endOffset);\n // safeguard to avoid infinite looping : don't try to flush more than the nb of appended segments\n if (this.flushBufferCounter < this.appended && this.sourceBuffer) {\n for (var type in this.sourceBuffer) {\n sb = this.sourceBuffer[type];\n if (!sb.updating) {\n for (i = 0; i < sb.buffered.length; i++) {\n bufStart = sb.buffered.start(i);\n bufEnd = sb.buffered.end(i);\n // workaround firefox not able to properly flush multiple buffered range.\n if (navigator.userAgent.toLowerCase().indexOf('firefox') !== -1 && endOffset === Number.POSITIVE_INFINITY) {\n flushStart = startOffset;\n flushEnd = endOffset;\n } else {\n flushStart = Math.max(bufStart, startOffset);\n flushEnd = Math.min(bufEnd, endOffset);\n }\n /* sometimes sourcebuffer.remove() does not flush\n the exact expected time range.\n to avoid rounding issues/infinite loop,\n only flush buffer range of length greater than 500ms.\n */\n if (Math.min(flushEnd,bufEnd) - flushStart > 0.5 ) {\n this.flushBufferCounter++;\n logger.log(`flush ${type} [${flushStart},${flushEnd}], of [${bufStart},${bufEnd}], pos:${this.media.currentTime}`);\n sb.remove(flushStart, flushEnd);\n return false;\n }\n }\n } else {\n //logger.log('abort ' + type + ' append in progress');\n // this will abort any appending in progress\n //sb.abort();\n logger.warn('cannot flush, sb updating in progress');\n return false;\n }\n }\n } else {\n logger.warn('abort flushing too many retries');\n }\n logger.log('buffer flushed');\n // everything flushed !\n return true;\n }\n}\n\nexport default BufferController;\n",
"/*\n * cap stream level to media size dimension controller\n*/\n\nimport Event from '../events';\nimport EventHandler from '../event-handler';\n\nclass CapLevelController extends EventHandler {\n\tconstructor(hls) {\n super(hls,\n Event.MEDIA_ATTACHING,\n Event.MANIFEST_PARSED); \n\t}\n\t\n\tdestroy() {\n if (this.hls.config.capLevelToPlayerSize) {\n this.media = null;\n this.autoLevelCapping = Number.POSITIVE_INFINITY;\n if (this.timer) {\n this.timer = clearInterval(this.timer);\n }\n }\n }\n\t \n\tonMediaAttaching(data) {\n this.media = data.media instanceof HTMLVideoElement ? data.media : null; \n }\n\n onManifestParsed(data) {\n if (this.hls.config.capLevelToPlayerSize) {\n this.autoLevelCapping = Number.POSITIVE_INFINITY;\n this.levels = data.levels;\n this.hls.firstLevel = this.getMaxLevel(data.firstLevel);\n clearInterval(this.timer);\n this.timer = setInterval(this.detectPlayerSize.bind(this), 1000);\n this.detectPlayerSize();\n }\n }\n \n detectPlayerSize() {\n if (this.media) {\n let levelsLength = this.levels ? this.levels.length : 0;\n if (levelsLength) {\n this.hls.autoLevelCapping = this.getMaxLevel(levelsLength - 1);\n if (this.hls.autoLevelCapping > this.autoLevelCapping) {\n // if auto level capping has a higher value for the previous one, flush the buffer using nextLevelSwitch\n // usually happen when the user go to the fullscreen mode.\n this.hls.streamController.nextLevelSwitch();\n }\n this.autoLevelCapping = this.hls.autoLevelCapping; \n } \n }\n }\n \n /*\n * returns level should be the one with the dimensions equal or greater than the media (player) dimensions (so the video will be downscaled)\n */\n getMaxLevel(capLevelIndex) {\n let result,\n i,\n level,\n mWidth = this.mediaWidth,\n mHeight = this.mediaHeight,\n lWidth = 0,\n lHeight = 0;\n \n for (i = 0; i <= capLevelIndex; i++) {\n level = this.levels[i];\n result = i;\n lWidth = level.width;\n lHeight = level.height;\n if (mWidth <= lWidth || mHeight <= lHeight) {\n break;\n }\n } \n return result;\n }\n \n get contentScaleFactor() {\n let pixelRatio = 1;\n try {\n pixelRatio = window.devicePixelRatio;\n } catch(e) {}\n return pixelRatio;\n }\n \n get mediaWidth() {\n let width;\n if (this.media) {\n width = this.media.width || this.media.clientWidth || this.media.offsetWidth;\n width *= this.contentScaleFactor;\n }\n return width;\n }\n \n get mediaHeight() {\n let height;\n if (this.media) {\n height = this.media.height || this.media.clientHeight || this.media.offsetHeight;\n height *= this.contentScaleFactor; \n }\n return height;\n }\n}\n\nexport default CapLevelController;",
- "/*\n * Level Controller\n*/\n\nimport Event from '../events';\nimport EventHandler from '../event-handler';\nimport {logger} from '../utils/logger';\nimport {ErrorTypes, ErrorDetails} from '../errors';\n\nclass LevelController extends EventHandler {\n\n constructor(hls) {\n super(hls,\n Event.MANIFEST_LOADED,\n Event.LEVEL_LOADED,\n Event.ERROR);\n this.ontick = this.tick.bind(this);\n this._manualLevel = this._autoLevelCapping = -1;\n }\n\n destroy() {\n if (this.timer) {\n clearTimeout(this.timer);\n this.timer = null;\n }\n this._manualLevel = -1;\n }\n\n startLoad() {\n this.canload = true;\n // speed up live playlist refresh if timer exists\n if (this.timer) {\n this.tick();\n }\n }\n\n stopLoad() {\n this.canload = false;\n }\n\n onManifestLoaded(data) {\n var levels0 = [], levels = [], bitrateStart, i, bitrateSet = {}, videoCodecFound = false, audioCodecFound = false, hls = this.hls;\n\n // regroup redundant level together\n data.levels.forEach(level => {\n if(level.videoCodec) {\n videoCodecFound = true;\n }\n if(level.audioCodec) {\n audioCodecFound = true;\n }\n var redundantLevelId = bitrateSet[level.bitrate];\n if (redundantLevelId === undefined) {\n bitrateSet[level.bitrate] = levels0.length;\n level.url = [level.url];\n level.urlId = 0;\n levels0.push(level);\n } else {\n levels0[redundantLevelId].url.push(level.url);\n }\n });\n\n // remove audio-only level if we also have levels with audio+video codecs signalled\n if(videoCodecFound && audioCodecFound) {\n levels0.forEach(level => {\n if(level.videoCodec) {\n levels.push(level);\n }\n });\n } else {\n levels = levels0;\n }\n\n // only keep level with supported audio/video codecs\n levels = levels.filter(function(level) {\n var checkSupportedAudio = function(codec) { return MediaSource.isTypeSupported(`audio/mp4;codecs=${codec}`);};\n var checkSupportedVideo = function(codec) { return MediaSource.isTypeSupported(`video/mp4;codecs=${codec}`);};\n var audioCodec = level.audioCodec, videoCodec = level.videoCodec;\n\n return (!audioCodec || checkSupportedAudio(audioCodec)) &&\n (!videoCodec || checkSupportedVideo(videoCodec));\n });\n\n if(levels.length) {\n // start bitrate is the first bitrate of the manifest\n bitrateStart = levels[0].bitrate;\n // sort level on bitrate\n levels.sort(function (a, b) {\n return a.bitrate - b.bitrate;\n });\n this._levels = levels;\n // find index of first level in sorted levels\n for (i = 0; i < levels.length; i++) {\n if (levels[i].bitrate === bitrateStart) {\n this._firstLevel = i;\n logger.log(`manifest loaded,${levels.length} level(s) found, first bitrate:${bitrateStart}`);\n break;\n }\n }\n hls.trigger(Event.MANIFEST_PARSED, {levels: this._levels, firstLevel: this._firstLevel, stats: data.stats});\n } else {\n hls.trigger(Event.ERROR, {type: ErrorTypes.MEDIA_ERROR, details: ErrorDetails.MANIFEST_INCOMPATIBLE_CODECS_ERROR, fatal: true, url: hls.url, reason: 'no level with compatible codecs found in manifest'});\n }\n return;\n }\n\n get levels() {\n return this._levels;\n }\n\n get level() {\n return this._level;\n }\n\n set level(newLevel) {\n let levels = this._levels;\n if (levels && levels.length > newLevel) {\n if (this._level !== newLevel || levels[newLevel].details === undefined) {\n this.setLevelInternal(newLevel);\n }\n }\n }\n\n setLevelInternal(newLevel) {\n let levels = this._levels;\n // check if level idx is valid\n if (newLevel >= 0 && newLevel < levels.length) {\n // stopping live reloading timer if any\n if (this.timer) {\n clearTimeout(this.timer);\n this.timer = null;\n }\n this._level = newLevel;\n logger.log(`switching to level ${newLevel}`);\n this.hls.trigger(Event.LEVEL_SWITCH, {level: newLevel});\n var level = levels[newLevel];\n // check if we need to load playlist for this level\n if (level.details === undefined || level.details.live === true) {\n // level not retrieved yet, or live playlist we need to (re)load it\n logger.log(`(re)loading playlist for level ${newLevel}`);\n var urlId = level.urlId;\n this.hls.trigger(Event.LEVEL_LOADING, {url: level.url[urlId], level: newLevel, id: urlId});\n }\n } else {\n // invalid level id given, trigger error\n this.hls.trigger(Event.ERROR, {type : ErrorTypes.OTHER_ERROR, details: ErrorDetails.LEVEL_SWITCH_ERROR, level: newLevel, fatal: false, reason: 'invalid level idx'});\n }\n }\n\n get manualLevel() {\n return this._manualLevel;\n }\n\n set manualLevel(newLevel) {\n this._manualLevel = newLevel;\n if (this._startLevel === undefined) {\n this._startLevel = newLevel;\n }\n if (newLevel !== -1) {\n this.level = newLevel;\n }\n }\n\n get firstLevel() {\n return this._firstLevel;\n }\n\n set firstLevel(newLevel) {\n this._firstLevel = newLevel;\n }\n\n get startLevel() {\n if (this._startLevel === undefined) {\n return this._firstLevel;\n } else {\n return this._startLevel;\n }\n }\n\n set startLevel(newLevel) {\n this._startLevel = newLevel;\n }\n\n onError(data) {\n if(data.fatal) {\n return;\n }\n\n var details = data.details, hls = this.hls, levelId, level;\n // try to recover not fatal errors\n switch(details) {\n case ErrorDetails.FRAG_LOAD_ERROR:\n case ErrorDetails.FRAG_LOAD_TIMEOUT:\n case ErrorDetails.FRAG_LOOP_LOADING_ERROR:\n case ErrorDetails.KEY_LOAD_ERROR:\n case ErrorDetails.KEY_LOAD_TIMEOUT:\n levelId = data.frag.level;\n break;\n case ErrorDetails.LEVEL_LOAD_ERROR:\n case ErrorDetails.LEVEL_LOAD_TIMEOUT:\n levelId = data.level;\n break;\n default:\n break;\n }\n /* try to switch to a redundant stream if any available.\n * if no redundant stream available, emergency switch down (if in auto mode and current level not 0)\n * otherwise, we cannot recover this network error ...\n * don't raise FRAG_LOAD_ERROR and FRAG_LOAD_TIMEOUT as fatal, as it is handled by mediaController\n */\n if (levelId !== undefined) {\n level = this._levels[levelId];\n if (level.urlId < (level.url.length - 1)) {\n level.urlId++;\n level.details = undefined;\n logger.warn(`level controller,${details} for level ${levelId}: switching to redundant stream id ${level.urlId}`);\n } else {\n // we could try to recover if in auto mode and current level not lowest level (0)\n let recoverable = ((this._manualLevel === -1) && levelId);\n if (recoverable) {\n logger.warn(`level controller,${details}: emergency switch-down for next fragment`);\n hls.abrController.nextAutoLevel = 0;\n } else if(level && level.details && level.details.live) {\n logger.warn(`level controller,${details} on live stream, discard`);\n // FRAG_LOAD_ERROR and FRAG_LOAD_TIMEOUT are handled by mediaController\n } else if (details !== ErrorDetails.FRAG_LOAD_ERROR && details !== ErrorDetails.FRAG_LOAD_TIMEOUT) {\n logger.error(`cannot recover ${details} error`);\n this._level = undefined;\n // stopping live reloading timer if any\n if (this.timer) {\n clearTimeout(this.timer);\n this.timer = null;\n }\n // redispatch same error but with fatal set to true\n data.fatal = true;\n hls.trigger(Event.ERROR, data);\n }\n }\n }\n }\n\n onLevelLoaded(data) {\n // only process level loaded events matching with expected level\n if (data.level === this._level) {\n let newDetails = data.details;\n // if current playlist is a live playlist, arm a timer to reload it\n if (newDetails.live) {\n let reloadInterval = 1000*newDetails.targetduration,\n curLevel = this._levels[data.level],\n curDetails = curLevel.details;\n if (curDetails && newDetails.endSN === curDetails.endSN) {\n // follow HLS Spec, If the client reloads a Playlist file and finds that it has not\n // changed then it MUST wait for a period of one-half the target\n // duration before retrying.\n reloadInterval /=2;\n logger.log(`same live playlist, reload twice faster`);\n }\n // decrement reloadInterval with level loading delay\n reloadInterval -= performance.now() - data.stats.trequest;\n // in any case, don't reload more than every second\n reloadInterval = Math.max(1000,Math.round(reloadInterval));\n logger.log(`live playlist, reload in ${reloadInterval} ms`);\n this.timer = setTimeout(this.ontick,reloadInterval);\n } else {\n this.timer = null;\n }\n }\n }\n\n tick() {\n var levelId = this._level;\n if (levelId !== undefined && this.canload) {\n var level = this._levels[levelId], urlId = level.urlId;\n this.hls.trigger(Event.LEVEL_LOADING, {url: level.url[urlId], level: levelId, id: urlId});\n }\n }\n\n get nextLoadLevel() {\n if (this._manualLevel !== -1) {\n return this._manualLevel;\n } else {\n return this.hls.abrController.nextAutoLevel;\n }\n }\n\n set nextLoadLevel(nextLevel) {\n this.level = nextLevel;\n if (this._manualLevel === -1) {\n this.hls.abrController.nextAutoLevel = nextLevel;\n }\n }\n}\n\nexport default LevelController;\n\n",
- "/*\n * Stream Controller\n*/\n\nimport Demuxer from '../demux/demuxer';\nimport Event from '../events';\nimport EventHandler from '../event-handler';\nimport {logger} from '../utils/logger';\nimport BinarySearch from '../utils/binary-search';\nimport BufferHelper from '../helper/buffer-helper';\nimport LevelHelper from '../helper/level-helper';\nimport {ErrorTypes, ErrorDetails} from '../errors';\n\nconst State = {\n STOPPED : 'STOPPED',\n STARTING : 'STARTING',\n IDLE : 'IDLE',\n PAUSED : 'PAUSED',\n KEY_LOADING : 'KEY_LOADING',\n FRAG_LOADING : 'FRAG_LOADING',\n FRAG_LOADING_WAITING_RETRY : 'FRAG_LOADING_WAITING_RETRY',\n WAITING_LEVEL : 'WAITING_LEVEL',\n PARSING : 'PARSING',\n PARSED : 'PARSED',\n ENDED : 'ENDED',\n ERROR : 'ERROR'\n};\n\nclass StreamController extends EventHandler {\n\n constructor(hls) {\n super(hls,\n Event.MEDIA_ATTACHED,\n Event.MEDIA_DETACHING,\n Event.MANIFEST_LOADING,\n Event.MANIFEST_PARSED,\n Event.LEVEL_LOADED,\n Event.KEY_LOADED,\n Event.FRAG_LOADED,\n Event.FRAG_LOAD_EMERGENCY_ABORTED,\n Event.FRAG_PARSING_INIT_SEGMENT,\n Event.FRAG_PARSING_DATA,\n Event.FRAG_PARSED,\n Event.ERROR,\n Event.BUFFER_APPENDED,\n Event.BUFFER_FLUSHED);\n\n this.config = hls.config;\n this.audioCodecSwap = false;\n this.ticks = 0;\n this.ontick = this.tick.bind(this);\n }\n\n destroy() {\n this.stopLoad();\n if (this.timer) {\n clearInterval(this.timer);\n this.timer = null;\n }\n EventHandler.prototype.destroy.call(this);\n this.state = State.STOPPED;\n }\n\n startLoad(startPosition=0) {\n if (this.levels) {\n var media = this.media, lastCurrentTime = this.lastCurrentTime;\n this.stopLoad();\n this.demuxer = new Demuxer(this.hls);\n if (!this.timer) {\n this.timer = setInterval(this.ontick, 100);\n }\n this.level = -1;\n this.fragLoadError = 0;\n if (media && lastCurrentTime) {\n logger.log(`configure startPosition @${lastCurrentTime}`);\n if (!this.lastPaused) {\n logger.log('resuming video');\n media.play();\n }\n this.state = State.IDLE;\n } else {\n this.lastCurrentTime = this.startPosition ? this.startPosition : startPosition;\n this.state = State.STARTING;\n }\n this.nextLoadPosition = this.startPosition = this.lastCurrentTime;\n this.tick();\n } else {\n logger.warn('cannot start loading as manifest not parsed yet');\n this.state = State.STOPPED;\n }\n }\n\n stopLoad() {\n var frag = this.fragCurrent;\n if (frag) {\n if (frag.loader) {\n frag.loader.abort();\n }\n this.fragCurrent = null;\n }\n this.fragPrevious = null;\n if (this.demuxer) {\n this.demuxer.destroy();\n this.demuxer = null;\n }\n this.state = State.STOPPED;\n }\n\n tick() {\n this.ticks++;\n if (this.ticks === 1) {\n this.doTick();\n if (this.ticks > 1) {\n setTimeout(this.tick, 1);\n }\n this.ticks = 0;\n }\n }\n\n doTick() {\n var pos, level, levelDetails, hls = this.hls, config = hls.config;\n //logger.log(this.state);\n switch(this.state) {\n case State.ERROR:\n //don't do anything in error state to avoid breaking further ...\n case State.PAUSED:\n //don't do anything in paused state either ...\n break;\n case State.STARTING:\n // determine load level\n this.startLevel = hls.startLevel;\n if (this.startLevel === -1) {\n // -1 : guess start Level by doing a bitrate test by loading first fragment of lowest quality level\n this.startLevel = 0;\n this.fragBitrateTest = true;\n }\n // set new level to playlist loader : this will trigger start level load\n this.level = hls.nextLoadLevel = this.startLevel;\n this.state = State.WAITING_LEVEL;\n this.loadedmetadata = false;\n break;\n case State.IDLE:\n // if video not attached AND\n // start fragment already requested OR start frag prefetch disable\n // exit loop\n // => if media not attached but start frag prefetch is enabled and start frag not requested yet, we will not exit loop\n if (!this.media &&\n (this.startFragRequested || !config.startFragPrefetch)) {\n break;\n }\n // determine next candidate fragment to be loaded, based on current position and\n // end of buffer position\n // ensure 60s of buffer upfront\n // if we have not yet loaded any fragment, start loading from start position\n if (this.loadedmetadata) {\n pos = this.media.currentTime;\n } else {\n pos = this.nextLoadPosition;\n }\n // determine next load level\n if (this.startFragRequested === false) {\n level = this.startLevel;\n } else {\n // we are not at playback start, get next load level from level Controller\n level = hls.nextLoadLevel;\n }\n var bufferInfo = BufferHelper.bufferInfo(this.media,pos,config.maxBufferHole),\n bufferLen = bufferInfo.len,\n bufferEnd = bufferInfo.end,\n fragPrevious = this.fragPrevious,\n maxBufLen;\n // compute max Buffer Length that we could get from this load level, based on level bitrate. don't buffer more than 60 MB and more than 30s\n if ((this.levels[level]).hasOwnProperty('bitrate')) {\n maxBufLen = Math.max(8 * config.maxBufferSize / this.levels[level].bitrate, config.maxBufferLength);\n maxBufLen = Math.min(maxBufLen, config.maxMaxBufferLength);\n } else {\n maxBufLen = config.maxBufferLength;\n }\n // if buffer length is less than maxBufLen try to load a new fragment\n if (bufferLen < maxBufLen) {\n // set next load level : this will trigger a playlist load if needed\n hls.nextLoadLevel = level;\n this.level = level;\n levelDetails = this.levels[level].details;\n // if level info not retrieved yet, switch state and wait for level retrieval\n // if live playlist, ensure that new playlist has been refreshed to avoid loading/try to load\n // a useless and outdated fragment (that might even introduce load error if it is already out of the live playlist)\n if (typeof levelDetails === 'undefined' || levelDetails.live && this.levelLastLoaded !== level) {\n this.state = State.WAITING_LEVEL;\n break;\n }\n // find fragment index, contiguous with end of buffer position\n let fragments = levelDetails.fragments,\n fragLen = fragments.length,\n start = fragments[0].start,\n end = fragments[fragLen-1].start + fragments[fragLen-1].duration,\n frag;\n\n // in case of live playlist we need to ensure that requested position is not located before playlist start\n if (levelDetails.live) {\n // check if requested position is within seekable boundaries :\n //logger.log(`start/pos/bufEnd/seeking:${start.toFixed(3)}/${pos.toFixed(3)}/${bufferEnd.toFixed(3)}/${this.media.seeking}`);\n let maxLatency = config.liveMaxLatencyDuration !== undefined ? config.liveMaxLatencyDuration : config.liveMaxLatencyDurationCount*levelDetails.targetduration;\n\n if (bufferEnd < Math.max(start, end - maxLatency)) {\n let targetLatency = config.liveSyncDuration !== undefined ? config.liveSyncDuration : config.liveSyncDurationCount * levelDetails.targetduration;\n this.seekAfterBuffered = start + Math.max(0, levelDetails.totalduration - targetLatency);\n logger.log(`buffer end: ${bufferEnd} is located too far from the end of live sliding playlist, media position will be reseted to: ${this.seekAfterBuffered.toFixed(3)}`);\n bufferEnd = this.seekAfterBuffered;\n }\n\n // if end of buffer greater than live edge, don't load any fragment\n // this could happen if live playlist intermittently slides in the past.\n // level 1 loaded [182580161,182580167]\n // level 1 loaded [182580162,182580169]\n // Loading 182580168 of [182580162 ,182580169],level 1 ..\n // Loading 182580169 of [182580162 ,182580169],level 1 ..\n // level 1 loaded [182580162,182580168] <============= here we should have bufferEnd > end. in that case break to avoid reloading 182580168\n // level 1 loaded [182580164,182580171]\n //\n if (levelDetails.PTSKnown && bufferEnd > end) {\n break;\n }\n\n if (this.startFragRequested && !levelDetails.PTSKnown) {\n /* we are switching level on live playlist, but we don't have any PTS info for that quality level ...\n try to load frag matching with next SN.\n even if SN are not synchronized between playlists, loading this frag will help us\n compute playlist sliding and find the right one after in case it was not the right consecutive one */\n if (fragPrevious) {\n var targetSN = fragPrevious.sn + 1;\n if (targetSN >= levelDetails.startSN && targetSN <= levelDetails.endSN) {\n frag = fragments[targetSN - levelDetails.startSN];\n logger.log(`live playlist, switching playlist, load frag with next SN: ${frag.sn}`);\n }\n }\n if (!frag) {\n /* we have no idea about which fragment should be loaded.\n so let's load mid fragment. it will help computing playlist sliding and find the right one\n */\n frag = fragments[Math.min(fragLen - 1, Math.round(fragLen / 2))];\n logger.log(`live playlist, switching playlist, unknown, load middle frag : ${frag.sn}`);\n }\n }\n } else {\n // VoD playlist: if bufferEnd before start of playlist, load first fragment\n if (bufferEnd < start) {\n frag = fragments[0];\n }\n }\n if (!frag) {\n let foundFrag;\n let maxFragLookUpTolerance = config.maxFragLookUpTolerance;\n if (bufferEnd < end) {\n if (bufferEnd > end - maxFragLookUpTolerance) {\n maxFragLookUpTolerance = 0;\n }\n foundFrag = BinarySearch.search(fragments, (candidate) => {\n // offset should be within fragment boundary - config.maxFragLookUpTolerance\n // this is to cope with situations like\n // bufferEnd = 9.991\n // frag[Ø] : [0,10]\n // frag[1] : [10,20]\n // bufferEnd is within frag[0] range ... although what we are expecting is to return frag[1] here\n // frag start frag start+duration\n // |-----------------------------|\n // <---> <--->\n // ...--------><-----------------------------><---------....\n // previous frag matching fragment next frag\n // return -1 return 0 return 1\n //logger.log(`level/sn/start/end/bufEnd:${level}/${candidate.sn}/${candidate.start}/${(candidate.start+candidate.duration)}/${bufferEnd}`);\n if ((candidate.start + candidate.duration - maxFragLookUpTolerance) <= bufferEnd) {\n return 1;\n }\n else if (candidate.start - maxFragLookUpTolerance > bufferEnd) {\n return -1;\n }\n return 0;\n });\n } else {\n // reach end of playlist\n foundFrag = fragments[fragLen-1];\n }\n if (foundFrag) {\n frag = foundFrag;\n start = foundFrag.start;\n //logger.log('find SN matching with pos:' + bufferEnd + ':' + frag.sn);\n if (fragPrevious && frag.level === fragPrevious.level && frag.sn === fragPrevious.sn) {\n if (frag.sn < levelDetails.endSN) {\n frag = fragments[frag.sn + 1 - levelDetails.startSN];\n logger.log(`SN just loaded, load next one: ${frag.sn}`);\n } else {\n // have we reached end of VOD playlist ?\n if (!levelDetails.live) {\n this.hls.trigger(Event.BUFFER_EOS);\n this.state = State.ENDED;\n }\n frag = null;\n }\n }\n }\n }\n if(frag) {\n //logger.log(' loading frag ' + i +',pos/bufEnd:' + pos.toFixed(3) + '/' + bufferEnd.toFixed(3));\n if ((frag.decryptdata.uri != null) && (frag.decryptdata.key == null)) {\n logger.log(`Loading key for ${frag.sn} of [${levelDetails.startSN} ,${levelDetails.endSN}],level ${level}`);\n this.state = State.KEY_LOADING;\n hls.trigger(Event.KEY_LOADING, {frag: frag});\n } else {\n logger.log(`Loading ${frag.sn} of [${levelDetails.startSN} ,${levelDetails.endSN}],level ${level}, currentTime:${pos},bufferEnd:${bufferEnd.toFixed(3)}`);\n frag.autoLevel = hls.autoLevelEnabled;\n if (this.levels.length > 1) {\n frag.expectedLen = Math.round(frag.duration * this.levels[level].bitrate / 8);\n frag.trequest = performance.now();\n }\n // ensure that we are not reloading the same fragments in loop ...\n if (this.fragLoadIdx !== undefined) {\n this.fragLoadIdx++;\n } else {\n this.fragLoadIdx = 0;\n }\n if (frag.loadCounter) {\n frag.loadCounter++;\n let maxThreshold = config.fragLoadingLoopThreshold;\n // if this frag has already been loaded 3 times, and if it has been reloaded recently\n if (frag.loadCounter > maxThreshold && (Math.abs(this.fragLoadIdx - frag.loadIdx) < maxThreshold)) {\n hls.trigger(Event.ERROR, {type: ErrorTypes.MEDIA_ERROR, details: ErrorDetails.FRAG_LOOP_LOADING_ERROR, fatal: false, frag: frag});\n return;\n }\n } else {\n frag.loadCounter = 1;\n }\n frag.loadIdx = this.fragLoadIdx;\n this.fragCurrent = frag;\n this.startFragRequested = true;\n hls.trigger(Event.FRAG_LOADING, {frag: frag});\n this.state = State.FRAG_LOADING;\n }\n }\n }\n break;\n case State.WAITING_LEVEL:\n level = this.levels[this.level];\n // check if playlist is already loaded\n if (level && level.details) {\n this.state = State.IDLE;\n }\n break;\n case State.FRAG_LOADING_WAITING_RETRY:\n var now = performance.now();\n var retryDate = this.retryDate;\n var media = this.media;\n var isSeeking = media && media.seeking;\n // if current time is gt than retryDate, or if media seeking let's switch to IDLE state to retry loading\n if(!retryDate || (now >= retryDate) || isSeeking) {\n logger.log(`mediaController: retryDate reached, switch back to IDLE state`);\n this.state = State.IDLE;\n }\n break;\n case State.STOPPED:\n case State.FRAG_LOADING:\n case State.PARSING:\n case State.PARSED:\n case State.ENDED:\n break;\n default:\n break;\n }\n // check buffer\n this._checkBuffer();\n // check/update current fragment\n this._checkFragmentChanged();\n }\n\n\n\n\n getBufferRange(position) {\n var i, range,\n bufferRange = this.bufferRange;\n if (bufferRange) {\n for (i = bufferRange.length - 1; i >=0; i--) {\n range = bufferRange[i];\n if (position >= range.start && position <= range.end) {\n return range;\n }\n }\n }\n return null;\n }\n\n get currentLevel() {\n if (this.media) {\n var range = this.getBufferRange(this.media.currentTime);\n if (range) {\n return range.frag.level;\n }\n }\n return -1;\n }\n\n get nextBufferRange() {\n if (this.media) {\n // first get end range of current fragment\n return this.followingBufferRange(this.getBufferRange(this.media.currentTime));\n } else {\n return null;\n }\n }\n\n followingBufferRange(range) {\n if (range) {\n // try to get range of next fragment (500ms after this range)\n return this.getBufferRange(range.end + 0.5);\n }\n return null;\n }\n\n get nextLevel() {\n var range = this.nextBufferRange;\n if (range) {\n return range.frag.level;\n } else {\n return -1;\n }\n }\n\n isBuffered(position) {\n let media = this.media;\n if (media) {\n let buffered = media.buffered;\n for (let i = 0; i < buffered.length; i++) {\n if (position >= buffered.start(i) && position <= buffered.end(i)) {\n return true;\n }\n }\n }\n return false;\n }\n\n _checkFragmentChanged() {\n var rangeCurrent, currentTime, video = this.media;\n if (video && video.seeking === false) {\n currentTime = video.currentTime;\n /* if video element is in seeked state, currentTime can only increase.\n (assuming that playback rate is positive ...)\n As sometimes currentTime jumps back to zero after a\n media decode error, check this, to avoid seeking back to\n wrong position after a media decode error\n */\n if(currentTime > video.playbackRate*this.lastCurrentTime) {\n this.lastCurrentTime = currentTime;\n }\n if (this.isBuffered(currentTime)) {\n rangeCurrent = this.getBufferRange(currentTime);\n } else if (this.isBuffered(currentTime + 0.1)) {\n /* ensure that FRAG_CHANGED event is triggered at startup,\n when first video frame is displayed and playback is paused.\n add a tolerance of 100ms, in case current position is not buffered,\n check if current pos+100ms is buffered and use that buffer range\n for FRAG_CHANGED event reporting */\n rangeCurrent = this.getBufferRange(currentTime + 0.1);\n }\n if (rangeCurrent) {\n var fragPlaying = rangeCurrent.frag;\n if (fragPlaying !== this.fragPlaying) {\n this.fragPlaying = fragPlaying;\n this.hls.trigger(Event.FRAG_CHANGED, {frag: fragPlaying});\n }\n }\n }\n }\n\n /*\n on immediate level switch :\n - pause playback if playing\n - cancel any pending load request\n - and trigger a buffer flush\n */\n immediateLevelSwitch() {\n logger.log('immediateLevelSwitch');\n if (!this.immediateSwitch) {\n this.immediateSwitch = true;\n this.previouslyPaused = this.media.paused;\n this.media.pause();\n }\n var fragCurrent = this.fragCurrent;\n if (fragCurrent && fragCurrent.loader) {\n fragCurrent.loader.abort();\n }\n this.fragCurrent = null;\n // increase fragment load Index to avoid frag loop loading error after buffer flush\n this.fragLoadIdx += 2 * this.config.fragLoadingLoopThreshold;\n this.state = State.PAUSED;\n // flush everything\n this.hls.trigger(Event.BUFFER_FLUSHING, {startOffset: 0, endOffset: Number.POSITIVE_INFINITY});\n }\n\n /*\n on immediate level switch end, after new fragment has been buffered :\n - nudge video decoder by slightly adjusting video currentTime\n - resume the playback if needed\n */\n immediateLevelSwitchEnd() {\n this.immediateSwitch = false;\n let media = this.media;\n if (media && media.readyState) {\n media.currentTime -= 0.0001;\n if (!this.previouslyPaused) {\n media.play();\n }\n }\n }\n\n nextLevelSwitch() {\n /* try to switch ASAP without breaking video playback :\n in order to ensure smooth but quick level switching,\n we need to find the next flushable buffer range\n we should take into account new segment fetch time\n */\n let media = this.media;\n // ensure that media is defined and that metadata are available (to retrieve currentTime)\n if (media && media.readyState) {\n let fetchdelay, currentRange, nextRange;\n // increase fragment load Index to avoid frag loop loading error after buffer flush\n this.fragLoadIdx += 2 * this.config.fragLoadingLoopThreshold;\n currentRange = this.getBufferRange(media.currentTime);\n if (currentRange && currentRange.start > 1) {\n // flush buffer preceding current fragment (flush until current fragment start offset)\n // minus 1s to avoid video freezing, that could happen if we flush keyframe of current video ...\n this.state = State.PAUSED;\n this.hls.trigger(Event.BUFFER_FLUSHING, {startOffset: 0, endOffset: currentRange.start - 1});\n }\n if (!media.paused) {\n // add a safety delay of 1s\n var nextLevelId = this.hls.nextLoadLevel,nextLevel = this.levels[nextLevelId], fragLastKbps = this.fragLastKbps;\n if (fragLastKbps && this.fragCurrent) {\n fetchdelay = this.fragCurrent.duration * nextLevel.bitrate / (1000 * fragLastKbps) + 1;\n } else {\n fetchdelay = 0;\n }\n } else {\n fetchdelay = 0;\n }\n //logger.log('fetchdelay:'+fetchdelay);\n // find buffer range that will be reached once new fragment will be fetched\n nextRange = this.getBufferRange(media.currentTime + fetchdelay);\n if (nextRange) {\n // we can flush buffer range following this one without stalling playback\n nextRange = this.followingBufferRange(nextRange);\n if (nextRange) {\n // if we are here, we can also cancel any loading/demuxing in progress, as they are useless\n var fragCurrent = this.fragCurrent;\n if (fragCurrent && fragCurrent.loader) {\n fragCurrent.loader.abort();\n }\n this.fragCurrent = null;\n // flush position is the start position of this new buffer\n this.state = State.PAUSED;\n this.hls.trigger(Event.BUFFER_FLUSHING, {startOffset: nextRange.start, endOffset: Number.POSITIVE_INFINITY});\n }\n }\n }\n }\n\n onMediaAttached(data) {\n var media = this.media = data.media;\n this.onvseeking = this.onMediaSeeking.bind(this);\n this.onvseeked = this.onMediaSeeked.bind(this);\n this.onvended = this.onMediaEnded.bind(this);\n media.addEventListener('seeking', this.onvseeking);\n media.addEventListener('seeked', this.onvseeked);\n media.addEventListener('ended', this.onvended);\n if(this.levels && this.config.autoStartLoad) {\n this.hls.startLoad();\n }\n }\n\n onMediaDetaching() {\n var media = this.media;\n if (media && media.ended) {\n logger.log('MSE detaching and video ended, reset startPosition');\n this.startPosition = this.lastCurrentTime = 0;\n }\n\n // reset fragment loading counter on MSE detaching to avoid reporting FRAG_LOOP_LOADING_ERROR after error recovery\n var levels = this.levels;\n if (levels) {\n // reset fragment load counter\n levels.forEach(level => {\n if(level.details) {\n level.details.fragments.forEach(fragment => {\n fragment.loadCounter = undefined;\n });\n }\n });\n }\n // remove video listeners\n if (media) {\n media.removeEventListener('seeking', this.onvseeking);\n media.removeEventListener('seeked', this.onvseeked);\n media.removeEventListener('ended', this.onvended);\n this.onvseeking = this.onvseeked = this.onvended = null;\n }\n this.media = null;\n this.loadedmetadata = false;\n this.stopLoad();\n }\n\n onMediaSeeking() {\n if (this.state === State.FRAG_LOADING) {\n // check if currently loaded fragment is inside buffer.\n //if outside, cancel fragment loading, otherwise do nothing\n if (BufferHelper.bufferInfo(this.media,this.media.currentTime,this.config.maxBufferHole).len === 0) {\n logger.log('seeking outside of buffer while fragment load in progress, cancel fragment load');\n var fragCurrent = this.fragCurrent;\n if (fragCurrent) {\n if (fragCurrent.loader) {\n fragCurrent.loader.abort();\n }\n this.fragCurrent = null;\n }\n this.fragPrevious = null;\n // switch to IDLE state to load new fragment\n this.state = State.IDLE;\n }\n } else if (this.state === State.ENDED) {\n // switch to IDLE state to check for potential new fragment\n this.state = State.IDLE;\n }\n if (this.media) {\n this.lastCurrentTime = this.media.currentTime;\n }\n // avoid reporting fragment loop loading error in case user is seeking several times on same position\n if (this.fragLoadIdx !== undefined) {\n this.fragLoadIdx += 2 * this.config.fragLoadingLoopThreshold;\n }\n // tick to speed up processing\n this.tick();\n }\n\n onMediaSeeked() {\n // tick to speed up FRAGMENT_PLAYING triggering\n this.tick();\n }\n\n onMediaEnded() {\n logger.log('media ended');\n // reset startPosition and lastCurrentTime to restart playback @ stream beginning\n this.startPosition = this.lastCurrentTime = 0;\n }\n\n\n onManifestLoading() {\n // reset buffer on manifest loading\n logger.log('trigger BUFFER_RESET');\n this.hls.trigger(Event.BUFFER_RESET);\n this.bufferRange = [];\n this.stalled = false;\n }\n\n onManifestParsed(data) {\n var aac = false, heaac = false, codec;\n data.levels.forEach(level => {\n // detect if we have different kind of audio codecs used amongst playlists\n codec = level.audioCodec;\n if (codec) {\n if (codec.indexOf('mp4a.40.2') !== -1) {\n aac = true;\n }\n if (codec.indexOf('mp4a.40.5') !== -1) {\n heaac = true;\n }\n }\n });\n this.audioCodecSwitch = (aac && heaac);\n if (this.audioCodecSwitch) {\n logger.log('both AAC/HE-AAC audio found in levels; declaring level codec as HE-AAC');\n }\n this.levels = data.levels;\n this.startLevelLoaded = false;\n this.startFragRequested = false;\n if (this.config.autoStartLoad) {\n this.hls.startLoad();\n }\n }\n\n onLevelLoaded(data) {\n var newDetails = data.details,\n newLevelId = data.level,\n curLevel = this.levels[newLevelId],\n duration = newDetails.totalduration,\n sliding = 0;\n\n logger.log(`level ${newLevelId} loaded [${newDetails.startSN},${newDetails.endSN}],duration:${duration}`);\n this.levelLastLoaded = newLevelId;\n\n if (newDetails.live) {\n var curDetails = curLevel.details;\n if (curDetails) {\n // we already have details for that level, merge them\n LevelHelper.mergeDetails(curDetails,newDetails);\n sliding = newDetails.fragments[0].start;\n if (newDetails.PTSKnown) {\n logger.log(`live playlist sliding:${sliding.toFixed(3)}`);\n } else {\n logger.log('live playlist - outdated PTS, unknown sliding');\n }\n } else {\n newDetails.PTSKnown = false;\n logger.log('live playlist - first load, unknown sliding');\n }\n } else {\n newDetails.PTSKnown = false;\n }\n // override level info\n curLevel.details = newDetails;\n this.hls.trigger(Event.LEVEL_UPDATED, { details: newDetails, level: newLevelId });\n\n // compute start position\n if (this.startFragRequested === false) {\n // if live playlist, set start position to be fragment N-this.config.liveSyncDurationCount (usually 3)\n if (newDetails.live) {\n let targetLatency = this.config.liveSyncDuration !== undefined ? this.config.liveSyncDuration : this.config.liveSyncDurationCount * newDetails.targetduration;\n this.startPosition = Math.max(0, sliding + duration - targetLatency);\n }\n this.nextLoadPosition = this.startPosition;\n }\n // only switch batck to IDLE state if we were waiting for level to start downloading a new fragment\n if (this.state === State.WAITING_LEVEL) {\n this.state = State.IDLE;\n }\n //trigger handler right now\n this.tick();\n }\n\n onKeyLoaded() {\n if (this.state === State.KEY_LOADING) {\n this.state = State.IDLE;\n this.tick();\n }\n }\n\n onFragLoaded(data) {\n var fragCurrent = this.fragCurrent;\n if (this.state === State.FRAG_LOADING &&\n fragCurrent &&\n data.frag.level === fragCurrent.level &&\n data.frag.sn === fragCurrent.sn) {\n if (this.fragBitrateTest === true) {\n // switch back to IDLE state ... we just loaded a fragment to determine adequate start bitrate and initialize autoswitch algo\n this.state = State.IDLE;\n this.fragBitrateTest = false;\n data.stats.tparsed = data.stats.tbuffered = performance.now();\n this.hls.trigger(Event.FRAG_BUFFERED, {stats: data.stats, frag: fragCurrent});\n } else {\n this.state = State.PARSING;\n // transmux the MPEG-TS data to ISO-BMFF segments\n this.stats = data.stats;\n var currentLevel = this.levels[this.level],\n details = currentLevel.details,\n duration = details.totalduration,\n start = fragCurrent.start,\n level = fragCurrent.level,\n sn = fragCurrent.sn,\n audioCodec = currentLevel.audioCodec || this.config.defaultAudioCodec;\n if(this.audioCodecSwap) {\n logger.log('swapping playlist audio codec');\n if(audioCodec === undefined) {\n audioCodec = this.lastAudioCodec;\n }\n if(audioCodec) {\n if(audioCodec.indexOf('mp4a.40.5') !==-1) {\n audioCodec = 'mp4a.40.2';\n } else {\n audioCodec = 'mp4a.40.5';\n }\n }\n }\n this.pendingAppending = 0;\n logger.log(`Demuxing ${sn} of [${details.startSN} ,${details.endSN}],level ${level}`);\n let demuxer = this.demuxer;\n if (demuxer) {\n demuxer.push(data.payload, audioCodec, currentLevel.videoCodec, start, fragCurrent.cc, level, sn, duration, fragCurrent.decryptdata);\n }\n }\n }\n this.fragLoadError = 0;\n }\n\n onFragParsingInitSegment(data) {\n if (this.state === State.PARSING) {\n var tracks = data.tracks, trackName, track;\n\n // include levelCodec in audio and video tracks\n track = tracks.audio;\n if(track) {\n var audioCodec = this.levels[this.level].audioCodec,\n ua = navigator.userAgent.toLowerCase();\n if(audioCodec && this.audioCodecSwap) {\n logger.log('swapping playlist audio codec');\n if(audioCodec.indexOf('mp4a.40.5') !==-1) {\n audioCodec = 'mp4a.40.2';\n } else {\n audioCodec = 'mp4a.40.5';\n }\n }\n // in case AAC and HE-AAC audio codecs are signalled in manifest\n // force HE-AAC , as it seems that most browsers prefers that way,\n // except for mono streams OR on FF\n // these conditions might need to be reviewed ...\n if (this.audioCodecSwitch) {\n // don't force HE-AAC if mono stream\n if(track.metadata.channelCount !== 1 &&\n // don't force HE-AAC if firefox\n ua.indexOf('firefox') === -1) {\n audioCodec = 'mp4a.40.5';\n }\n }\n // HE-AAC is broken on Android, always signal audio codec as AAC even if variant manifest states otherwise\n if(ua.indexOf('android') !== -1) {\n audioCodec = 'mp4a.40.2';\n logger.log(`Android: force audio codec to` + audioCodec);\n }\n track.levelCodec = audioCodec;\n }\n track = tracks.video;\n if(track) {\n track.levelCodec = this.levels[this.level].videoCodec;\n }\n\n // if remuxer specify that a unique track needs to generated,\n // let's merge all tracks together\n if (data.unique) {\n var mergedTrack = {\n codec : '',\n levelCodec : ''\n };\n for (trackName in data.tracks) {\n track = tracks[trackName];\n mergedTrack.container = track.container;\n if (mergedTrack.codec) {\n mergedTrack.codec += ',';\n mergedTrack.levelCodec += ',';\n }\n if(track.codec) {\n mergedTrack.codec += track.codec;\n }\n if (track.levelCodec) {\n mergedTrack.levelCodec += track.levelCodec;\n }\n }\n tracks = { audiovideo : mergedTrack };\n }\n this.hls.trigger(Event.BUFFER_CODECS,tracks);\n // loop through tracks that are going to be provided to bufferController\n for (trackName in tracks) {\n track = tracks[trackName];\n logger.log(`track:${trackName},container:${track.container},codecs[level/parsed]=[${track.levelCodec}/${track.codec}]`);\n var initSegment = track.initSegment;\n if (initSegment) {\n this.pendingAppending++;\n this.hls.trigger(Event.BUFFER_APPENDING, {type: trackName, data: initSegment});\n }\n }\n //trigger handler right now\n this.tick();\n }\n }\n\n onFragParsingData(data) {\n if (this.state === State.PARSING) {\n this.tparse2 = Date.now();\n var level = this.levels[this.level],\n frag = this.fragCurrent;\n\n logger.log(`parsed ${data.type},PTS:[${data.startPTS.toFixed(3)},${data.endPTS.toFixed(3)}],DTS:[${data.startDTS.toFixed(3)}/${data.endDTS.toFixed(3)}],nb:${data.nb}`);\n\n var drift = LevelHelper.updateFragPTS(level.details,frag.sn,data.startPTS,data.endPTS),\n hls = this.hls;\n hls.trigger(Event.LEVEL_PTS_UPDATED, {details: level.details, level: this.level, drift: drift});\n\n [data.data1, data.data2].forEach(buffer => {\n if (buffer) {\n this.pendingAppending++;\n hls.trigger(Event.BUFFER_APPENDING, {type: data.type, data: buffer});\n }\n });\n\n this.nextLoadPosition = data.endPTS;\n this.bufferRange.push({type: data.type, start: data.startPTS, end: data.endPTS, frag: frag});\n\n //trigger handler right now\n this.tick();\n } else {\n logger.warn(`not in PARSING state but ${this.state}, ignoring FRAG_PARSING_DATA event`);\n }\n }\n\n onFragParsed() {\n if (this.state === State.PARSING) {\n this.stats.tparsed = performance.now();\n this.state = State.PARSED;\n this._checkAppendedParsed();\n }\n }\n\n onBufferAppended() {\n switch (this.state) {\n case State.PARSING:\n case State.PARSED:\n this.pendingAppending--;\n this._checkAppendedParsed();\n break;\n default:\n break;\n }\n }\n\n _checkAppendedParsed() {\n //trigger handler right now\n if (this.state === State.PARSED && this.pendingAppending === 0) {\n var frag = this.fragCurrent, stats = this.stats;\n if (frag) {\n this.fragPrevious = frag;\n stats.tbuffered = performance.now();\n this.fragLastKbps = Math.round(8 * stats.length / (stats.tbuffered - stats.tfirst));\n this.hls.trigger(Event.FRAG_BUFFERED, {stats: stats, frag: frag});\n logger.log(`media buffered : ${this.timeRangesToString(this.media.buffered)}`);\n this.state = State.IDLE;\n }\n this.tick();\n }\n }\n\n onError(data) {\n switch(data.details) {\n case ErrorDetails.FRAG_LOAD_ERROR:\n case ErrorDetails.FRAG_LOAD_TIMEOUT:\n if(!data.fatal) {\n var loadError = this.fragLoadError;\n if(loadError) {\n loadError++;\n } else {\n loadError=1;\n }\n if (loadError <= this.config.fragLoadingMaxRetry) {\n this.fragLoadError = loadError;\n // reset load counter to avoid frag loop loading error\n data.frag.loadCounter = 0;\n // exponential backoff capped to 64s\n var delay = Math.min(Math.pow(2,loadError-1)*this.config.fragLoadingRetryDelay,64000);\n logger.warn(`mediaController: frag loading failed, retry in ${delay} ms`);\n this.retryDate = performance.now() + delay;\n // retry loading state\n this.state = State.FRAG_LOADING_WAITING_RETRY;\n } else {\n logger.error(`mediaController: ${data.details} reaches max retry, redispatch as fatal ...`);\n // redispatch same error but with fatal set to true\n data.fatal = true;\n this.hls.trigger(Event.ERROR, data);\n this.state = State.ERROR;\n }\n }\n break;\n case ErrorDetails.FRAG_LOOP_LOADING_ERROR:\n case ErrorDetails.LEVEL_LOAD_ERROR:\n case ErrorDetails.LEVEL_LOAD_TIMEOUT:\n case ErrorDetails.KEY_LOAD_ERROR:\n case ErrorDetails.KEY_LOAD_TIMEOUT:\n // when in ERROR state, don't switch back to IDLE state in case a non-fatal error is received\n if(this.state !== State.ERROR) {\n // if fatal error, stop processing, otherwise move to IDLE to retry loading\n this.state = data.fatal ? State.ERROR : State.IDLE;\n logger.warn(`mediaController: ${data.details} while loading frag,switch to ${this.state} state ...`);\n }\n break;\n case ErrorDetails.BUFFER_FULL_ERROR:\n // trigger a smooth level switch to empty buffers\n // also reduce max buffer length as it might be too high. we do this to avoid loop flushing ...\n this.config.maxMaxBufferLength/=2;\n logger.warn(`reduce max buffer length to ${this.config.maxMaxBufferLength}s and trigger a nextLevelSwitch to flush old buffer and fix QuotaExceededError`);\n this.nextLevelSwitch();\n break;\n default:\n break;\n }\n }\n\n_checkBuffer() {\n var media = this.media;\n if(media) {\n // compare readyState\n var readyState = media.readyState;\n // if ready state different from HAVE_NOTHING (numeric value 0), we are allowed to seek\n if(readyState) {\n var targetSeekPosition, currentTime;\n // if seek after buffered defined, let's seek if within acceptable range\n var seekAfterBuffered = this.seekAfterBuffered;\n if(seekAfterBuffered) {\n if(media.duration >= seekAfterBuffered) {\n targetSeekPosition = seekAfterBuffered;\n this.seekAfterBuffered = undefined;\n }\n } else {\n currentTime = media.currentTime;\n var loadedmetadata = this.loadedmetadata;\n\n // adjust currentTime to start position on loaded metadata\n if(!loadedmetadata && media.buffered.length) {\n this.loadedmetadata = true;\n // only adjust currentTime if not equal to 0\n if (!currentTime && currentTime !== this.startPosition) {\n targetSeekPosition = this.startPosition;\n }\n }\n }\n if (targetSeekPosition) {\n currentTime = targetSeekPosition;\n logger.log(`target seek position:${targetSeekPosition}`);\n }\n var bufferInfo = BufferHelper.bufferInfo(media,currentTime,0),\n expectedPlaying = !(media.paused || media.ended || media.seeking || readyState < 2),\n jumpThreshold = 0.4, // tolerance needed as some browsers stalls playback before reaching buffered range end\n playheadMoving = currentTime > media.playbackRate*this.lastCurrentTime;\n\n if (this.stalled && playheadMoving) {\n this.stalled = false;\n logger.log(`playback not stuck anymore @${currentTime}`);\n }\n // check buffer upfront\n // if less than jumpThreshold second is buffered, and media is expected to play but playhead is not moving,\n // and we have a new buffer range available upfront, let's seek to that one\n if(expectedPlaying && bufferInfo.len <= jumpThreshold) {\n if(playheadMoving) {\n // playhead moving\n jumpThreshold = 0;\n this.seekHoleNudgeDuration = 0;\n } else {\n // playhead not moving AND media expected to play\n if(!this.stalled) {\n this.seekHoleNudgeDuration = 0;\n logger.log(`playback seems stuck @${currentTime}`);\n this.hls.trigger(Event.ERROR, {type: ErrorTypes.MEDIA_ERROR, details: ErrorDetails.BUFFER_STALLED_ERROR, fatal: false});\n this.stalled = true;\n } else {\n this.seekHoleNudgeDuration += this.config.seekHoleNudgeDuration;\n }\n }\n // if we are below threshold, try to jump if next buffer range is close\n if(bufferInfo.len <= jumpThreshold) {\n // no buffer available @ currentTime, check if next buffer is close (within a config.maxSeekHole second range)\n var nextBufferStart = bufferInfo.nextStart, delta = nextBufferStart-currentTime;\n if(nextBufferStart &&\n (delta < this.config.maxSeekHole) &&\n (delta > 0) &&\n !media.seeking) {\n // next buffer is close ! adjust currentTime to nextBufferStart\n // this will ensure effective video decoding\n logger.log(`adjust currentTime from ${media.currentTime} to next buffered @ ${nextBufferStart} + nudge ${this.seekHoleNudgeDuration}`);\n let hole = nextBufferStart + this.seekHoleNudgeDuration - media.currentTime;\n media.currentTime = nextBufferStart + this.seekHoleNudgeDuration;\n this.hls.trigger(Event.ERROR, {type: ErrorTypes.MEDIA_ERROR, details: ErrorDetails.BUFFER_SEEK_OVER_HOLE, fatal: false, hole : hole});\n }\n }\n } else {\n if (targetSeekPosition && media.currentTime !== targetSeekPosition) {\n logger.log(`adjust currentTime from ${media.currentTime} to ${targetSeekPosition}`);\n media.currentTime = targetSeekPosition;\n }\n }\n }\n }\n }\n\n onFragLoadEmergencyAborted() {\n this.state = State.IDLE;\n this.tick();\n }\n\n onBufferFlushed() {\n /* after successful buffer flushing, rebuild buffer Range array\n loop through existing buffer range and check if\n corresponding range is still buffered. only push to new array already buffered range\n */\n var newRange = [],range,i;\n for (i = 0; i < this.bufferRange.length; i++) {\n range = this.bufferRange[i];\n if (this.isBuffered((range.start + range.end) / 2)) {\n newRange.push(range);\n }\n }\n this.bufferRange = newRange;\n\n // handle end of immediate switching if needed\n if (this.immediateSwitch) {\n this.immediateLevelSwitchEnd();\n }\n // move to IDLE once flush complete. this should trigger new fragment loading\n this.state = State.IDLE;\n // reset reference to frag\n this.fragPrevious = null;\n }\n\n swapAudioCodec() {\n this.audioCodecSwap = !this.audioCodecSwap;\n }\n\n timeRangesToString(r) {\n var log = '', len = r.length;\n for (var i=0; i
{\n if(level.videoCodec) {\n videoCodecFound = true;\n }\n if(level.audioCodec) {\n audioCodecFound = true;\n }\n var redundantLevelId = bitrateSet[level.bitrate];\n if (redundantLevelId === undefined) {\n bitrateSet[level.bitrate] = levels0.length;\n level.url = [level.url];\n level.urlId = 0;\n levels0.push(level);\n } else {\n levels0[redundantLevelId].url.push(level.url);\n }\n });\n\n // remove audio-only level if we also have levels with audio+video codecs signalled\n if(videoCodecFound && audioCodecFound) {\n levels0.forEach(level => {\n if(level.videoCodec) {\n levels.push(level);\n }\n });\n } else {\n levels = levels0;\n }\n\n // only keep level with supported audio/video codecs\n levels = levels.filter(function(level) {\n var checkSupportedAudio = function(codec) { return MediaSource.isTypeSupported(`audio/mp4;codecs=${codec}`);};\n var checkSupportedVideo = function(codec) { return MediaSource.isTypeSupported(`video/mp4;codecs=${codec}`);};\n var audioCodec = level.audioCodec, videoCodec = level.videoCodec;\n\n return (!audioCodec || checkSupportedAudio(audioCodec)) &&\n (!videoCodec || checkSupportedVideo(videoCodec));\n });\n\n if(levels.length) {\n // start bitrate is the first bitrate of the manifest\n bitrateStart = levels[0].bitrate;\n // sort level on bitrate\n levels.sort(function (a, b) {\n return a.bitrate - b.bitrate;\n });\n this._levels = levels;\n // find index of first level in sorted levels\n for (i = 0; i < levels.length; i++) {\n if (levels[i].bitrate === bitrateStart) {\n this._firstLevel = i;\n logger.log(`manifest loaded,${levels.length} level(s) found, first bitrate:${bitrateStart}`);\n break;\n }\n }\n hls.trigger(Event.MANIFEST_PARSED, {levels: this._levels, firstLevel: this._firstLevel, stats: data.stats});\n } else {\n hls.trigger(Event.ERROR, {type: ErrorTypes.MEDIA_ERROR, details: ErrorDetails.MANIFEST_INCOMPATIBLE_CODECS_ERROR, fatal: true, url: hls.url, reason: 'no level with compatible codecs found in manifest'});\n }\n return;\n }\n\n get levels() {\n return this._levels;\n }\n\n get level() {\n return this._level;\n }\n\n set level(newLevel) {\n let levels = this._levels;\n if (levels && levels.length > newLevel) {\n if (this._level !== newLevel || levels[newLevel].details === undefined) {\n this.setLevelInternal(newLevel);\n }\n }\n }\n\n setLevelInternal(newLevel) {\n let levels = this._levels;\n // check if level idx is valid\n if (newLevel >= 0 && newLevel < levels.length) {\n // stopping live reloading timer if any\n if (this.timer) {\n clearTimeout(this.timer);\n this.timer = null;\n }\n this._level = newLevel;\n logger.log(`switching to level ${newLevel}`);\n this.hls.trigger(Event.LEVEL_SWITCH, {level: newLevel});\n var level = levels[newLevel];\n // check if we need to load playlist for this level\n if (level.details === undefined || level.details.live === true) {\n // level not retrieved yet, or live playlist we need to (re)load it\n logger.log(`(re)loading playlist for level ${newLevel}`);\n var urlId = level.urlId;\n this.hls.trigger(Event.LEVEL_LOADING, {url: level.url[urlId], level: newLevel, id: urlId});\n }\n } else {\n // invalid level id given, trigger error\n this.hls.trigger(Event.ERROR, {type : ErrorTypes.OTHER_ERROR, details: ErrorDetails.LEVEL_SWITCH_ERROR, level: newLevel, fatal: false, reason: 'invalid level idx'});\n }\n }\n\n get manualLevel() {\n return this._manualLevel;\n }\n\n set manualLevel(newLevel) {\n this._manualLevel = newLevel;\n if (this._startLevel === undefined) {\n this._startLevel = newLevel;\n }\n if (newLevel !== -1) {\n this.level = newLevel;\n }\n }\n\n get firstLevel() {\n return this._firstLevel;\n }\n\n set firstLevel(newLevel) {\n this._firstLevel = newLevel;\n }\n\n get startLevel() {\n if (this._startLevel === undefined) {\n return this._firstLevel;\n } else {\n return this._startLevel;\n }\n }\n\n set startLevel(newLevel) {\n this._startLevel = newLevel;\n }\n\n onError(data) {\n if(data.fatal) {\n return;\n }\n\n let details = data.details, hls = this.hls, levelId, level, levelError = false;\n // try to recover not fatal errors\n switch(details) {\n case ErrorDetails.FRAG_LOAD_ERROR:\n case ErrorDetails.FRAG_LOAD_TIMEOUT:\n case ErrorDetails.FRAG_LOOP_LOADING_ERROR:\n case ErrorDetails.KEY_LOAD_ERROR:\n case ErrorDetails.KEY_LOAD_TIMEOUT:\n levelId = data.frag.level;\n break;\n case ErrorDetails.LEVEL_LOAD_ERROR:\n case ErrorDetails.LEVEL_LOAD_TIMEOUT:\n levelId = data.level;\n levelError = true;\n break;\n default:\n break;\n }\n /* try to switch to a redundant stream if any available.\n * if no redundant stream available, emergency switch down (if in auto mode and current level not 0)\n * otherwise, we cannot recover this network error ...\n * don't raise FRAG_LOAD_ERROR and FRAG_LOAD_TIMEOUT as fatal, as it is handled by mediaController\n */\n if (levelId !== undefined) {\n level = this._levels[levelId];\n if (level.urlId < (level.url.length - 1)) {\n level.urlId++;\n level.details = undefined;\n logger.warn(`level controller,${details} for level ${levelId}: switching to redundant stream id ${level.urlId}`);\n } else {\n // we could try to recover if in auto mode and current level not lowest level (0)\n let recoverable = ((this._manualLevel === -1) && levelId);\n if (recoverable) {\n logger.warn(`level controller,${details}: emergency switch-down for next fragment`);\n hls.abrController.nextAutoLevel = 0;\n } else if(level && level.details && level.details.live) {\n logger.warn(`level controller,${details} on live stream, discard`);\n if (levelError) {\n // reset this._level so that another call to set level() will retrigger a frag load\n this._level = undefined;\n }\n // FRAG_LOAD_ERROR and FRAG_LOAD_TIMEOUT are handled by mediaController\n } else if (details !== ErrorDetails.FRAG_LOAD_ERROR && details !== ErrorDetails.FRAG_LOAD_TIMEOUT) {\n logger.error(`cannot recover ${details} error`);\n this._level = undefined;\n // stopping live reloading timer if any\n if (this.timer) {\n clearTimeout(this.timer);\n this.timer = null;\n }\n // redispatch same error but with fatal set to true\n data.fatal = true;\n hls.trigger(Event.ERROR, data);\n }\n }\n }\n }\n\n onLevelLoaded(data) {\n // only process level loaded events matching with expected level\n if (data.level === this._level) {\n let newDetails = data.details;\n // if current playlist is a live playlist, arm a timer to reload it\n if (newDetails.live) {\n let reloadInterval = 1000*newDetails.targetduration,\n curLevel = this._levels[data.level],\n curDetails = curLevel.details;\n if (curDetails && newDetails.endSN === curDetails.endSN) {\n // follow HLS Spec, If the client reloads a Playlist file and finds that it has not\n // changed then it MUST wait for a period of one-half the target\n // duration before retrying.\n reloadInterval /=2;\n logger.log(`same live playlist, reload twice faster`);\n }\n // decrement reloadInterval with level loading delay\n reloadInterval -= performance.now() - data.stats.trequest;\n // in any case, don't reload more than every second\n reloadInterval = Math.max(1000,Math.round(reloadInterval));\n logger.log(`live playlist, reload in ${reloadInterval} ms`);\n this.timer = setTimeout(this.ontick,reloadInterval);\n } else {\n this.timer = null;\n }\n }\n }\n\n tick() {\n var levelId = this._level;\n if (levelId !== undefined && this.canload) {\n var level = this._levels[levelId], urlId = level.urlId;\n this.hls.trigger(Event.LEVEL_LOADING, {url: level.url[urlId], level: levelId, id: urlId});\n }\n }\n\n get nextLoadLevel() {\n if (this._manualLevel !== -1) {\n return this._manualLevel;\n } else {\n return this.hls.abrController.nextAutoLevel;\n }\n }\n\n set nextLoadLevel(nextLevel) {\n this.level = nextLevel;\n if (this._manualLevel === -1) {\n this.hls.abrController.nextAutoLevel = nextLevel;\n }\n }\n}\n\nexport default LevelController;\n\n",
+ "/*\n * Stream Controller\n*/\n\nimport Demuxer from '../demux/demuxer';\nimport Event from '../events';\nimport EventHandler from '../event-handler';\nimport {logger} from '../utils/logger';\nimport BinarySearch from '../utils/binary-search';\nimport BufferHelper from '../helper/buffer-helper';\nimport LevelHelper from '../helper/level-helper';\nimport {ErrorTypes, ErrorDetails} from '../errors';\n\nconst State = {\n STOPPED : 'STOPPED',\n STARTING : 'STARTING',\n IDLE : 'IDLE',\n PAUSED : 'PAUSED',\n KEY_LOADING : 'KEY_LOADING',\n FRAG_LOADING : 'FRAG_LOADING',\n FRAG_LOADING_WAITING_RETRY : 'FRAG_LOADING_WAITING_RETRY',\n WAITING_LEVEL : 'WAITING_LEVEL',\n PARSING : 'PARSING',\n PARSED : 'PARSED',\n ENDED : 'ENDED',\n ERROR : 'ERROR'\n};\n\nclass StreamController extends EventHandler {\n\n constructor(hls) {\n super(hls,\n Event.MEDIA_ATTACHED,\n Event.MEDIA_DETACHING,\n Event.MANIFEST_LOADING,\n Event.MANIFEST_PARSED,\n Event.LEVEL_LOADED,\n Event.KEY_LOADED,\n Event.FRAG_LOADED,\n Event.FRAG_LOAD_EMERGENCY_ABORTED,\n Event.FRAG_PARSING_INIT_SEGMENT,\n Event.FRAG_PARSING_DATA,\n Event.FRAG_PARSED,\n Event.ERROR,\n Event.BUFFER_APPENDED,\n Event.BUFFER_FLUSHED);\n\n this.config = hls.config;\n this.audioCodecSwap = false;\n this.ticks = 0;\n this.ontick = this.tick.bind(this);\n }\n\n destroy() {\n this.stopLoad();\n if (this.timer) {\n clearInterval(this.timer);\n this.timer = null;\n }\n EventHandler.prototype.destroy.call(this);\n this.state = State.STOPPED;\n }\n\n startLoad(startPosition=0) {\n if (this.levels) {\n var media = this.media, lastCurrentTime = this.lastCurrentTime;\n this.stopLoad();\n this.demuxer = new Demuxer(this.hls);\n if (!this.timer) {\n this.timer = setInterval(this.ontick, 100);\n }\n this.level = -1;\n this.fragLoadError = 0;\n if (media && lastCurrentTime) {\n logger.log(`configure startPosition @${lastCurrentTime}`);\n if (!this.lastPaused) {\n logger.log('resuming video');\n media.play();\n }\n this.state = State.IDLE;\n } else {\n this.lastCurrentTime = this.startPosition ? this.startPosition : startPosition;\n this.state = State.STARTING;\n }\n this.nextLoadPosition = this.startPosition = this.lastCurrentTime;\n this.tick();\n } else {\n logger.warn('cannot start loading as manifest not parsed yet');\n this.state = State.STOPPED;\n }\n }\n\n stopLoad() {\n var frag = this.fragCurrent;\n if (frag) {\n if (frag.loader) {\n frag.loader.abort();\n }\n this.fragCurrent = null;\n }\n this.fragPrevious = null;\n if (this.demuxer) {\n this.demuxer.destroy();\n this.demuxer = null;\n }\n this.state = State.STOPPED;\n }\n\n tick() {\n this.ticks++;\n if (this.ticks === 1) {\n this.doTick();\n if (this.ticks > 1) {\n setTimeout(this.tick, 1);\n }\n this.ticks = 0;\n }\n }\n\n doTick() {\n var pos, level, levelDetails, hls = this.hls, config = hls.config;\n //logger.log(this.state);\n switch(this.state) {\n case State.ERROR:\n //don't do anything in error state to avoid breaking further ...\n case State.PAUSED:\n //don't do anything in paused state either ...\n break;\n case State.STARTING:\n // determine load level\n let startLevel = hls.startLevel;\n if (startLevel === -1) {\n // -1 : guess start Level by doing a bitrate test by loading first fragment of lowest quality level\n startLevel = 0;\n this.fragBitrateTest = true;\n }\n // set new level to playlist loader : this will trigger start level load\n // hls.nextLoadLevel remains until it is set to a new value or until a new frag is successfully loaded\n this.level = hls.nextLoadLevel = startLevel;\n this.state = State.WAITING_LEVEL;\n this.loadedmetadata = false;\n break;\n case State.IDLE:\n // if video not attached AND\n // start fragment already requested OR start frag prefetch disable\n // exit loop\n // => if media not attached but start frag prefetch is enabled and start frag not requested yet, we will not exit loop\n if (!this.media &&\n (this.startFragRequested || !config.startFragPrefetch)) {\n break;\n }\n // determine next candidate fragment to be loaded, based on current position and\n // end of buffer position\n // ensure 60s of buffer upfront\n // if we have not yet loaded any fragment, start loading from start position\n if (this.loadedmetadata) {\n pos = this.media.currentTime;\n } else {\n pos = this.nextLoadPosition;\n }\n level = hls.nextLoadLevel;\n var bufferInfo = BufferHelper.bufferInfo(this.media,pos,config.maxBufferHole),\n bufferLen = bufferInfo.len,\n bufferEnd = bufferInfo.end,\n fragPrevious = this.fragPrevious,\n maxBufLen;\n // compute max Buffer Length that we could get from this load level, based on level bitrate. don't buffer more than 60 MB and more than 30s\n if ((this.levels[level]).hasOwnProperty('bitrate')) {\n maxBufLen = Math.max(8 * config.maxBufferSize / this.levels[level].bitrate, config.maxBufferLength);\n maxBufLen = Math.min(maxBufLen, config.maxMaxBufferLength);\n } else {\n maxBufLen = config.maxBufferLength;\n }\n // if buffer length is less than maxBufLen try to load a new fragment\n if (bufferLen < maxBufLen) {\n // set next load level : this will trigger a playlist load if needed\n hls.nextLoadLevel = level;\n this.level = level;\n levelDetails = this.levels[level].details;\n // if level info not retrieved yet, switch state and wait for level retrieval\n // if live playlist, ensure that new playlist has been refreshed to avoid loading/try to load\n // a useless and outdated fragment (that might even introduce load error if it is already out of the live playlist)\n if (typeof levelDetails === 'undefined' || levelDetails.live && this.levelLastLoaded !== level) {\n this.state = State.WAITING_LEVEL;\n break;\n }\n // find fragment index, contiguous with end of buffer position\n let fragments = levelDetails.fragments,\n fragLen = fragments.length,\n start = fragments[0].start,\n end = fragments[fragLen-1].start + fragments[fragLen-1].duration,\n frag;\n\n // in case of live playlist we need to ensure that requested position is not located before playlist start\n if (levelDetails.live) {\n // check if requested position is within seekable boundaries :\n //logger.log(`start/pos/bufEnd/seeking:${start.toFixed(3)}/${pos.toFixed(3)}/${bufferEnd.toFixed(3)}/${this.media.seeking}`);\n let maxLatency = config.liveMaxLatencyDuration !== undefined ? config.liveMaxLatencyDuration : config.liveMaxLatencyDurationCount*levelDetails.targetduration;\n\n if (bufferEnd < Math.max(start, end - maxLatency)) {\n let targetLatency = config.liveSyncDuration !== undefined ? config.liveSyncDuration : config.liveSyncDurationCount * levelDetails.targetduration;\n this.seekAfterBuffered = start + Math.max(0, levelDetails.totalduration - targetLatency);\n logger.log(`buffer end: ${bufferEnd} is located too far from the end of live sliding playlist, media position will be reseted to: ${this.seekAfterBuffered.toFixed(3)}`);\n bufferEnd = this.seekAfterBuffered;\n }\n\n // if end of buffer greater than live edge, don't load any fragment\n // this could happen if live playlist intermittently slides in the past.\n // level 1 loaded [182580161,182580167]\n // level 1 loaded [182580162,182580169]\n // Loading 182580168 of [182580162 ,182580169],level 1 ..\n // Loading 182580169 of [182580162 ,182580169],level 1 ..\n // level 1 loaded [182580162,182580168] <============= here we should have bufferEnd > end. in that case break to avoid reloading 182580168\n // level 1 loaded [182580164,182580171]\n //\n if (levelDetails.PTSKnown && bufferEnd > end) {\n break;\n }\n\n if (this.startFragRequested && !levelDetails.PTSKnown) {\n /* we are switching level on live playlist, but we don't have any PTS info for that quality level ...\n try to load frag matching with next SN.\n even if SN are not synchronized between playlists, loading this frag will help us\n compute playlist sliding and find the right one after in case it was not the right consecutive one */\n if (fragPrevious) {\n var targetSN = fragPrevious.sn + 1;\n if (targetSN >= levelDetails.startSN && targetSN <= levelDetails.endSN) {\n frag = fragments[targetSN - levelDetails.startSN];\n logger.log(`live playlist, switching playlist, load frag with next SN: ${frag.sn}`);\n }\n }\n if (!frag) {\n /* we have no idea about which fragment should be loaded.\n so let's load mid fragment. it will help computing playlist sliding and find the right one\n */\n frag = fragments[Math.min(fragLen - 1, Math.round(fragLen / 2))];\n logger.log(`live playlist, switching playlist, unknown, load middle frag : ${frag.sn}`);\n }\n }\n } else {\n // VoD playlist: if bufferEnd before start of playlist, load first fragment\n if (bufferEnd < start) {\n frag = fragments[0];\n }\n }\n if (!frag) {\n let foundFrag;\n let maxFragLookUpTolerance = config.maxFragLookUpTolerance;\n if (bufferEnd < end) {\n if (bufferEnd > end - maxFragLookUpTolerance) {\n maxFragLookUpTolerance = 0;\n }\n foundFrag = BinarySearch.search(fragments, (candidate) => {\n // offset should be within fragment boundary - config.maxFragLookUpTolerance\n // this is to cope with situations like\n // bufferEnd = 9.991\n // frag[Ø] : [0,10]\n // frag[1] : [10,20]\n // bufferEnd is within frag[0] range ... although what we are expecting is to return frag[1] here\n // frag start frag start+duration\n // |-----------------------------|\n // <---> <--->\n // ...--------><-----------------------------><---------....\n // previous frag matching fragment next frag\n // return -1 return 0 return 1\n //logger.log(`level/sn/start/end/bufEnd:${level}/${candidate.sn}/${candidate.start}/${(candidate.start+candidate.duration)}/${bufferEnd}`);\n if ((candidate.start + candidate.duration - maxFragLookUpTolerance) <= bufferEnd) {\n return 1;\n }\n else if (candidate.start - maxFragLookUpTolerance > bufferEnd) {\n return -1;\n }\n return 0;\n });\n } else {\n // reach end of playlist\n foundFrag = fragments[fragLen-1];\n }\n if (foundFrag) {\n frag = foundFrag;\n start = foundFrag.start;\n //logger.log('find SN matching with pos:' + bufferEnd + ':' + frag.sn);\n if (fragPrevious && frag.level === fragPrevious.level && frag.sn === fragPrevious.sn) {\n if (frag.sn < levelDetails.endSN) {\n frag = fragments[frag.sn + 1 - levelDetails.startSN];\n logger.log(`SN just loaded, load next one: ${frag.sn}`);\n } else {\n // have we reached end of VOD playlist ?\n if (!levelDetails.live) {\n // Finalize the media stream\n this.hls.trigger(Event.BUFFER_EOS);\n // We might be loading the last fragment but actually the media\n // is currently processing a seek command and waiting for new data to resume at another point.\n // Going to ended state while media is seeking can spawn an infinite buffering broken state.\n if (!this.media.seeking) {\n this.state = State.ENDED;\n }\n }\n frag = null;\n }\n }\n }\n }\n if(frag) {\n //logger.log(' loading frag ' + i +',pos/bufEnd:' + pos.toFixed(3) + '/' + bufferEnd.toFixed(3));\n if ((frag.decryptdata.uri != null) && (frag.decryptdata.key == null)) {\n logger.log(`Loading key for ${frag.sn} of [${levelDetails.startSN} ,${levelDetails.endSN}],level ${level}`);\n this.state = State.KEY_LOADING;\n hls.trigger(Event.KEY_LOADING, {frag: frag});\n } else {\n logger.log(`Loading ${frag.sn} of [${levelDetails.startSN} ,${levelDetails.endSN}],level ${level}, currentTime:${pos},bufferEnd:${bufferEnd.toFixed(3)}`);\n frag.autoLevel = hls.autoLevelEnabled;\n if (this.levels.length > 1) {\n frag.expectedLen = Math.round(frag.duration * this.levels[level].bitrate / 8);\n frag.trequest = performance.now();\n }\n // ensure that we are not reloading the same fragments in loop ...\n if (this.fragLoadIdx !== undefined) {\n this.fragLoadIdx++;\n } else {\n this.fragLoadIdx = 0;\n }\n if (frag.loadCounter) {\n frag.loadCounter++;\n let maxThreshold = config.fragLoadingLoopThreshold;\n // if this frag has already been loaded 3 times, and if it has been reloaded recently\n if (frag.loadCounter > maxThreshold && (Math.abs(this.fragLoadIdx - frag.loadIdx) < maxThreshold)) {\n hls.trigger(Event.ERROR, {type: ErrorTypes.MEDIA_ERROR, details: ErrorDetails.FRAG_LOOP_LOADING_ERROR, fatal: false, frag: frag});\n return;\n }\n } else {\n frag.loadCounter = 1;\n }\n frag.loadIdx = this.fragLoadIdx;\n this.fragCurrent = frag;\n this.startFragRequested = true;\n hls.trigger(Event.FRAG_LOADING, {frag: frag});\n this.state = State.FRAG_LOADING;\n }\n }\n }\n break;\n case State.WAITING_LEVEL:\n level = this.levels[this.level];\n // check if playlist is already loaded\n if (level && level.details) {\n this.state = State.IDLE;\n }\n break;\n case State.FRAG_LOADING_WAITING_RETRY:\n var now = performance.now();\n var retryDate = this.retryDate;\n var media = this.media;\n var isSeeking = media && media.seeking;\n // if current time is gt than retryDate, or if media seeking let's switch to IDLE state to retry loading\n if(!retryDate || (now >= retryDate) || isSeeking) {\n logger.log(`mediaController: retryDate reached, switch back to IDLE state`);\n this.state = State.IDLE;\n }\n break;\n case State.STOPPED:\n case State.FRAG_LOADING:\n case State.PARSING:\n case State.PARSED:\n case State.ENDED:\n break;\n default:\n break;\n }\n // check buffer\n this._checkBuffer();\n // check/update current fragment\n this._checkFragmentChanged();\n }\n\n\n\n\n getBufferRange(position) {\n var i, range,\n bufferRange = this.bufferRange;\n if (bufferRange) {\n for (i = bufferRange.length - 1; i >=0; i--) {\n range = bufferRange[i];\n if (position >= range.start && position <= range.end) {\n return range;\n }\n }\n }\n return null;\n }\n\n get currentLevel() {\n if (this.media) {\n var range = this.getBufferRange(this.media.currentTime);\n if (range) {\n return range.frag.level;\n }\n }\n return -1;\n }\n\n get nextBufferRange() {\n if (this.media) {\n // first get end range of current fragment\n return this.followingBufferRange(this.getBufferRange(this.media.currentTime));\n } else {\n return null;\n }\n }\n\n followingBufferRange(range) {\n if (range) {\n // try to get range of next fragment (500ms after this range)\n return this.getBufferRange(range.end + 0.5);\n }\n return null;\n }\n\n get nextLevel() {\n var range = this.nextBufferRange;\n if (range) {\n return range.frag.level;\n } else {\n return -1;\n }\n }\n\n isBuffered(position) {\n let media = this.media;\n if (media) {\n let buffered = media.buffered;\n for (let i = 0; i < buffered.length; i++) {\n if (position >= buffered.start(i) && position <= buffered.end(i)) {\n return true;\n }\n }\n }\n return false;\n }\n\n _checkFragmentChanged() {\n var rangeCurrent, currentTime, video = this.media;\n if (video && video.seeking === false) {\n currentTime = video.currentTime;\n /* if video element is in seeked state, currentTime can only increase.\n (assuming that playback rate is positive ...)\n As sometimes currentTime jumps back to zero after a\n media decode error, check this, to avoid seeking back to\n wrong position after a media decode error\n */\n if(currentTime > video.playbackRate*this.lastCurrentTime) {\n this.lastCurrentTime = currentTime;\n }\n if (this.isBuffered(currentTime)) {\n rangeCurrent = this.getBufferRange(currentTime);\n } else if (this.isBuffered(currentTime + 0.1)) {\n /* ensure that FRAG_CHANGED event is triggered at startup,\n when first video frame is displayed and playback is paused.\n add a tolerance of 100ms, in case current position is not buffered,\n check if current pos+100ms is buffered and use that buffer range\n for FRAG_CHANGED event reporting */\n rangeCurrent = this.getBufferRange(currentTime + 0.1);\n }\n if (rangeCurrent) {\n var fragPlaying = rangeCurrent.frag;\n if (fragPlaying !== this.fragPlaying) {\n this.fragPlaying = fragPlaying;\n this.hls.trigger(Event.FRAG_CHANGED, {frag: fragPlaying});\n }\n }\n }\n }\n\n /*\n on immediate level switch :\n - pause playback if playing\n - cancel any pending load request\n - and trigger a buffer flush\n */\n immediateLevelSwitch() {\n logger.log('immediateLevelSwitch');\n if (!this.immediateSwitch) {\n this.immediateSwitch = true;\n this.previouslyPaused = this.media.paused;\n this.media.pause();\n }\n var fragCurrent = this.fragCurrent;\n if (fragCurrent && fragCurrent.loader) {\n fragCurrent.loader.abort();\n }\n this.fragCurrent = null;\n // increase fragment load Index to avoid frag loop loading error after buffer flush\n this.fragLoadIdx += 2 * this.config.fragLoadingLoopThreshold;\n this.state = State.PAUSED;\n // flush everything\n this.hls.trigger(Event.BUFFER_FLUSHING, {startOffset: 0, endOffset: Number.POSITIVE_INFINITY});\n }\n\n /*\n on immediate level switch end, after new fragment has been buffered :\n - nudge video decoder by slightly adjusting video currentTime\n - resume the playback if needed\n */\n immediateLevelSwitchEnd() {\n this.immediateSwitch = false;\n let media = this.media;\n if (media && media.readyState) {\n media.currentTime -= 0.0001;\n if (!this.previouslyPaused) {\n media.play();\n }\n }\n }\n\n nextLevelSwitch() {\n /* try to switch ASAP without breaking video playback :\n in order to ensure smooth but quick level switching,\n we need to find the next flushable buffer range\n we should take into account new segment fetch time\n */\n let media = this.media;\n // ensure that media is defined and that metadata are available (to retrieve currentTime)\n if (media && media.readyState) {\n let fetchdelay, currentRange, nextRange;\n // increase fragment load Index to avoid frag loop loading error after buffer flush\n this.fragLoadIdx += 2 * this.config.fragLoadingLoopThreshold;\n currentRange = this.getBufferRange(media.currentTime);\n if (currentRange && currentRange.start > 1) {\n // flush buffer preceding current fragment (flush until current fragment start offset)\n // minus 1s to avoid video freezing, that could happen if we flush keyframe of current video ...\n this.state = State.PAUSED;\n this.hls.trigger(Event.BUFFER_FLUSHING, {startOffset: 0, endOffset: currentRange.start - 1});\n }\n if (!media.paused) {\n // add a safety delay of 1s\n var nextLevelId = this.hls.nextLoadLevel,nextLevel = this.levels[nextLevelId], fragLastKbps = this.fragLastKbps;\n if (fragLastKbps && this.fragCurrent) {\n fetchdelay = this.fragCurrent.duration * nextLevel.bitrate / (1000 * fragLastKbps) + 1;\n } else {\n fetchdelay = 0;\n }\n } else {\n fetchdelay = 0;\n }\n //logger.log('fetchdelay:'+fetchdelay);\n // find buffer range that will be reached once new fragment will be fetched\n nextRange = this.getBufferRange(media.currentTime + fetchdelay);\n if (nextRange) {\n // we can flush buffer range following this one without stalling playback\n nextRange = this.followingBufferRange(nextRange);\n if (nextRange) {\n // if we are here, we can also cancel any loading/demuxing in progress, as they are useless\n var fragCurrent = this.fragCurrent;\n if (fragCurrent && fragCurrent.loader) {\n fragCurrent.loader.abort();\n }\n this.fragCurrent = null;\n // flush position is the start position of this new buffer\n this.state = State.PAUSED;\n this.hls.trigger(Event.BUFFER_FLUSHING, {startOffset: nextRange.start, endOffset: Number.POSITIVE_INFINITY});\n }\n }\n }\n }\n\n onMediaAttached(data) {\n var media = this.media = data.media;\n this.onvseeking = this.onMediaSeeking.bind(this);\n this.onvseeked = this.onMediaSeeked.bind(this);\n this.onvended = this.onMediaEnded.bind(this);\n media.addEventListener('seeking', this.onvseeking);\n media.addEventListener('seeked', this.onvseeked);\n media.addEventListener('ended', this.onvended);\n if(this.levels && this.config.autoStartLoad) {\n this.hls.startLoad();\n }\n }\n\n onMediaDetaching() {\n var media = this.media;\n if (media && media.ended) {\n logger.log('MSE detaching and video ended, reset startPosition');\n this.startPosition = this.lastCurrentTime = 0;\n }\n\n // reset fragment loading counter on MSE detaching to avoid reporting FRAG_LOOP_LOADING_ERROR after error recovery\n var levels = this.levels;\n if (levels) {\n // reset fragment load counter\n levels.forEach(level => {\n if(level.details) {\n level.details.fragments.forEach(fragment => {\n fragment.loadCounter = undefined;\n });\n }\n });\n }\n // remove video listeners\n if (media) {\n media.removeEventListener('seeking', this.onvseeking);\n media.removeEventListener('seeked', this.onvseeked);\n media.removeEventListener('ended', this.onvended);\n this.onvseeking = this.onvseeked = this.onvended = null;\n }\n this.media = null;\n this.loadedmetadata = false;\n this.stopLoad();\n }\n\n onMediaSeeking() {\n if (this.state === State.FRAG_LOADING) {\n // check if currently loaded fragment is inside buffer.\n //if outside, cancel fragment loading, otherwise do nothing\n if (BufferHelper.bufferInfo(this.media,this.media.currentTime,this.config.maxBufferHole).len === 0) {\n logger.log('seeking outside of buffer while fragment load in progress, cancel fragment load');\n var fragCurrent = this.fragCurrent;\n if (fragCurrent) {\n if (fragCurrent.loader) {\n fragCurrent.loader.abort();\n }\n this.fragCurrent = null;\n }\n this.fragPrevious = null;\n // switch to IDLE state to load new fragment\n this.state = State.IDLE;\n }\n } else if (this.state === State.ENDED) {\n // switch to IDLE state to check for potential new fragment\n this.state = State.IDLE;\n }\n if (this.media) {\n this.lastCurrentTime = this.media.currentTime;\n }\n // avoid reporting fragment loop loading error in case user is seeking several times on same position\n if (this.fragLoadIdx !== undefined) {\n this.fragLoadIdx += 2 * this.config.fragLoadingLoopThreshold;\n }\n // tick to speed up processing\n this.tick();\n }\n\n onMediaSeeked() {\n // tick to speed up FRAGMENT_PLAYING triggering\n this.tick();\n }\n\n onMediaEnded() {\n logger.log('media ended');\n // reset startPosition and lastCurrentTime to restart playback @ stream beginning\n this.startPosition = this.lastCurrentTime = 0;\n }\n\n\n onManifestLoading() {\n // reset buffer on manifest loading\n logger.log('trigger BUFFER_RESET');\n this.hls.trigger(Event.BUFFER_RESET);\n this.bufferRange = [];\n this.stalled = false;\n }\n\n onManifestParsed(data) {\n var aac = false, heaac = false, codec;\n data.levels.forEach(level => {\n // detect if we have different kind of audio codecs used amongst playlists\n codec = level.audioCodec;\n if (codec) {\n if (codec.indexOf('mp4a.40.2') !== -1) {\n aac = true;\n }\n if (codec.indexOf('mp4a.40.5') !== -1) {\n heaac = true;\n }\n }\n });\n this.audioCodecSwitch = (aac && heaac);\n if (this.audioCodecSwitch) {\n logger.log('both AAC/HE-AAC audio found in levels; declaring level codec as HE-AAC');\n }\n this.levels = data.levels;\n this.startLevelLoaded = false;\n this.startFragRequested = false;\n if (this.config.autoStartLoad) {\n this.hls.startLoad();\n }\n }\n\n onLevelLoaded(data) {\n var newDetails = data.details,\n newLevelId = data.level,\n curLevel = this.levels[newLevelId],\n duration = newDetails.totalduration,\n sliding = 0;\n\n logger.log(`level ${newLevelId} loaded [${newDetails.startSN},${newDetails.endSN}],duration:${duration}`);\n this.levelLastLoaded = newLevelId;\n\n if (newDetails.live) {\n var curDetails = curLevel.details;\n if (curDetails) {\n // we already have details for that level, merge them\n LevelHelper.mergeDetails(curDetails,newDetails);\n sliding = newDetails.fragments[0].start;\n if (newDetails.PTSKnown) {\n logger.log(`live playlist sliding:${sliding.toFixed(3)}`);\n } else {\n logger.log('live playlist - outdated PTS, unknown sliding');\n }\n } else {\n newDetails.PTSKnown = false;\n logger.log('live playlist - first load, unknown sliding');\n }\n } else {\n newDetails.PTSKnown = false;\n }\n // override level info\n curLevel.details = newDetails;\n this.hls.trigger(Event.LEVEL_UPDATED, { details: newDetails, level: newLevelId });\n\n // compute start position\n if (this.startFragRequested === false) {\n // if live playlist, set start position to be fragment N-this.config.liveSyncDurationCount (usually 3)\n if (newDetails.live) {\n let targetLatency = this.config.liveSyncDuration !== undefined ? this.config.liveSyncDuration : this.config.liveSyncDurationCount * newDetails.targetduration;\n this.startPosition = Math.max(0, sliding + duration - targetLatency);\n }\n this.nextLoadPosition = this.startPosition;\n }\n // only switch batck to IDLE state if we were waiting for level to start downloading a new fragment\n if (this.state === State.WAITING_LEVEL) {\n this.state = State.IDLE;\n }\n //trigger handler right now\n this.tick();\n }\n\n onKeyLoaded() {\n if (this.state === State.KEY_LOADING) {\n this.state = State.IDLE;\n this.tick();\n }\n }\n\n onFragLoaded(data) {\n var fragCurrent = this.fragCurrent;\n if (this.state === State.FRAG_LOADING &&\n fragCurrent &&\n data.frag.level === fragCurrent.level &&\n data.frag.sn === fragCurrent.sn) {\n\n logger.log(`Loaded ${fragCurrent.sn} of level ${fragCurrent.level}`);\n if (this.fragBitrateTest === true) {\n // switch back to IDLE state ... we just loaded a fragment to determine adequate start bitrate and initialize autoswitch algo\n this.state = State.IDLE;\n this.fragBitrateTest = false;\n this.startFragRequested = false;\n data.stats.tparsed = data.stats.tbuffered = performance.now();\n this.hls.trigger(Event.FRAG_BUFFERED, {stats: data.stats, frag: fragCurrent});\n } else {\n this.state = State.PARSING;\n // transmux the MPEG-TS data to ISO-BMFF segments\n this.stats = data.stats;\n var currentLevel = this.levels[this.level],\n details = currentLevel.details,\n duration = details.totalduration,\n start = fragCurrent.start,\n level = fragCurrent.level,\n sn = fragCurrent.sn,\n audioCodec = currentLevel.audioCodec || this.config.defaultAudioCodec;\n if(this.audioCodecSwap) {\n logger.log('swapping playlist audio codec');\n if(audioCodec === undefined) {\n audioCodec = this.lastAudioCodec;\n }\n if(audioCodec) {\n if(audioCodec.indexOf('mp4a.40.5') !==-1) {\n audioCodec = 'mp4a.40.2';\n } else {\n audioCodec = 'mp4a.40.5';\n }\n }\n }\n this.pendingAppending = 0;\n logger.log(`Demuxing ${sn} of [${details.startSN} ,${details.endSN}],level ${level}`);\n let demuxer = this.demuxer;\n if (demuxer) {\n demuxer.push(data.payload, audioCodec, currentLevel.videoCodec, start, fragCurrent.cc, level, sn, duration, fragCurrent.decryptdata);\n }\n }\n }\n this.fragLoadError = 0;\n }\n\n onFragParsingInitSegment(data) {\n if (this.state === State.PARSING) {\n var tracks = data.tracks, trackName, track;\n\n // include levelCodec in audio and video tracks\n track = tracks.audio;\n if(track) {\n var audioCodec = this.levels[this.level].audioCodec,\n ua = navigator.userAgent.toLowerCase();\n if(audioCodec && this.audioCodecSwap) {\n logger.log('swapping playlist audio codec');\n if(audioCodec.indexOf('mp4a.40.5') !==-1) {\n audioCodec = 'mp4a.40.2';\n } else {\n audioCodec = 'mp4a.40.5';\n }\n }\n // in case AAC and HE-AAC audio codecs are signalled in manifest\n // force HE-AAC , as it seems that most browsers prefers that way,\n // except for mono streams OR on FF\n // these conditions might need to be reviewed ...\n if (this.audioCodecSwitch) {\n // don't force HE-AAC if mono stream\n if(track.metadata.channelCount !== 1 &&\n // don't force HE-AAC if firefox\n ua.indexOf('firefox') === -1) {\n audioCodec = 'mp4a.40.5';\n }\n }\n // HE-AAC is broken on Android, always signal audio codec as AAC even if variant manifest states otherwise\n if(ua.indexOf('android') !== -1) {\n audioCodec = 'mp4a.40.2';\n logger.log(`Android: force audio codec to` + audioCodec);\n }\n track.levelCodec = audioCodec;\n }\n track = tracks.video;\n if(track) {\n track.levelCodec = this.levels[this.level].videoCodec;\n }\n\n // if remuxer specify that a unique track needs to generated,\n // let's merge all tracks together\n if (data.unique) {\n var mergedTrack = {\n codec : '',\n levelCodec : ''\n };\n for (trackName in data.tracks) {\n track = tracks[trackName];\n mergedTrack.container = track.container;\n if (mergedTrack.codec) {\n mergedTrack.codec += ',';\n mergedTrack.levelCodec += ',';\n }\n if(track.codec) {\n mergedTrack.codec += track.codec;\n }\n if (track.levelCodec) {\n mergedTrack.levelCodec += track.levelCodec;\n }\n }\n tracks = { audiovideo : mergedTrack };\n }\n this.hls.trigger(Event.BUFFER_CODECS,tracks);\n // loop through tracks that are going to be provided to bufferController\n for (trackName in tracks) {\n track = tracks[trackName];\n logger.log(`track:${trackName},container:${track.container},codecs[level/parsed]=[${track.levelCodec}/${track.codec}]`);\n var initSegment = track.initSegment;\n if (initSegment) {\n this.pendingAppending++;\n this.hls.trigger(Event.BUFFER_APPENDING, {type: trackName, data: initSegment});\n }\n }\n //trigger handler right now\n this.tick();\n }\n }\n\n onFragParsingData(data) {\n if (this.state === State.PARSING) {\n this.tparse2 = Date.now();\n var level = this.levels[this.level],\n frag = this.fragCurrent;\n\n logger.log(`parsed ${data.type},PTS:[${data.startPTS.toFixed(3)},${data.endPTS.toFixed(3)}],DTS:[${data.startDTS.toFixed(3)}/${data.endDTS.toFixed(3)}],nb:${data.nb}`);\n\n var drift = LevelHelper.updateFragPTS(level.details,frag.sn,data.startPTS,data.endPTS),\n hls = this.hls;\n hls.trigger(Event.LEVEL_PTS_UPDATED, {details: level.details, level: this.level, drift: drift});\n\n [data.data1, data.data2].forEach(buffer => {\n if (buffer) {\n this.pendingAppending++;\n hls.trigger(Event.BUFFER_APPENDING, {type: data.type, data: buffer});\n }\n });\n\n this.nextLoadPosition = data.endPTS;\n this.bufferRange.push({type: data.type, start: data.startPTS, end: data.endPTS, frag: frag});\n\n //trigger handler right now\n this.tick();\n } else {\n logger.warn(`not in PARSING state but ${this.state}, ignoring FRAG_PARSING_DATA event`);\n }\n }\n\n onFragParsed() {\n if (this.state === State.PARSING) {\n this.stats.tparsed = performance.now();\n this.state = State.PARSED;\n this._checkAppendedParsed();\n }\n }\n\n onBufferAppended() {\n switch (this.state) {\n case State.PARSING:\n case State.PARSED:\n this.pendingAppending--;\n this._checkAppendedParsed();\n break;\n default:\n break;\n }\n }\n\n _checkAppendedParsed() {\n //trigger handler right now\n if (this.state === State.PARSED && this.pendingAppending === 0) {\n var frag = this.fragCurrent, stats = this.stats;\n if (frag) {\n this.fragPrevious = frag;\n stats.tbuffered = performance.now();\n this.fragLastKbps = Math.round(8 * stats.length / (stats.tbuffered - stats.tfirst));\n this.hls.trigger(Event.FRAG_BUFFERED, {stats: stats, frag: frag});\n logger.log(`media buffered : ${this.timeRangesToString(this.media.buffered)}`);\n this.state = State.IDLE;\n }\n this.tick();\n }\n }\n\n onError(data) {\n switch(data.details) {\n case ErrorDetails.FRAG_LOAD_ERROR:\n case ErrorDetails.FRAG_LOAD_TIMEOUT:\n if(!data.fatal) {\n var loadError = this.fragLoadError;\n if(loadError) {\n loadError++;\n } else {\n loadError=1;\n }\n if (loadError <= this.config.fragLoadingMaxRetry) {\n this.fragLoadError = loadError;\n // reset load counter to avoid frag loop loading error\n data.frag.loadCounter = 0;\n // exponential backoff capped to 64s\n var delay = Math.min(Math.pow(2,loadError-1)*this.config.fragLoadingRetryDelay,64000);\n logger.warn(`mediaController: frag loading failed, retry in ${delay} ms`);\n this.retryDate = performance.now() + delay;\n // retry loading state\n this.state = State.FRAG_LOADING_WAITING_RETRY;\n } else {\n logger.error(`mediaController: ${data.details} reaches max retry, redispatch as fatal ...`);\n // redispatch same error but with fatal set to true\n data.fatal = true;\n this.hls.trigger(Event.ERROR, data);\n this.state = State.ERROR;\n }\n }\n break;\n case ErrorDetails.FRAG_LOOP_LOADING_ERROR:\n case ErrorDetails.LEVEL_LOAD_ERROR:\n case ErrorDetails.LEVEL_LOAD_TIMEOUT:\n case ErrorDetails.KEY_LOAD_ERROR:\n case ErrorDetails.KEY_LOAD_TIMEOUT:\n // when in ERROR state, don't switch back to IDLE state in case a non-fatal error is received\n if(this.state !== State.ERROR) {\n // if fatal error, stop processing, otherwise move to IDLE to retry loading\n this.state = data.fatal ? State.ERROR : State.IDLE;\n logger.warn(`mediaController: ${data.details} while loading frag,switch to ${this.state} state ...`);\n }\n break;\n case ErrorDetails.BUFFER_FULL_ERROR:\n // trigger a smooth level switch to empty buffers\n // also reduce max buffer length as it might be too high. we do this to avoid loop flushing ...\n this.config.maxMaxBufferLength/=2;\n logger.warn(`reduce max buffer length to ${this.config.maxMaxBufferLength}s and trigger a nextLevelSwitch to flush old buffer and fix QuotaExceededError`);\n this.nextLevelSwitch();\n break;\n default:\n break;\n }\n }\n\n_checkBuffer() {\n var media = this.media;\n if(media) {\n // compare readyState\n var readyState = media.readyState;\n // if ready state different from HAVE_NOTHING (numeric value 0), we are allowed to seek\n if(readyState) {\n var targetSeekPosition, currentTime;\n // if seek after buffered defined, let's seek if within acceptable range\n var seekAfterBuffered = this.seekAfterBuffered;\n if(seekAfterBuffered) {\n if(media.duration >= seekAfterBuffered) {\n targetSeekPosition = seekAfterBuffered;\n this.seekAfterBuffered = undefined;\n }\n } else {\n currentTime = media.currentTime;\n var loadedmetadata = this.loadedmetadata;\n\n // adjust currentTime to start position on loaded metadata\n if(!loadedmetadata && media.buffered.length) {\n this.loadedmetadata = true;\n // only adjust currentTime if not equal to 0\n if (!currentTime && currentTime !== this.startPosition) {\n targetSeekPosition = this.startPosition;\n }\n }\n }\n if (targetSeekPosition) {\n currentTime = targetSeekPosition;\n logger.log(`target seek position:${targetSeekPosition}`);\n }\n var bufferInfo = BufferHelper.bufferInfo(media,currentTime,0),\n expectedPlaying = !(media.paused || media.ended || media.seeking || readyState < 2),\n jumpThreshold = 0.4, // tolerance needed as some browsers stalls playback before reaching buffered range end\n playheadMoving = currentTime > media.playbackRate*this.lastCurrentTime;\n\n if (this.stalled && playheadMoving) {\n this.stalled = false;\n logger.log(`playback not stuck anymore @${currentTime}`);\n }\n // check buffer upfront\n // if less than jumpThreshold second is buffered, and media is expected to play but playhead is not moving,\n // and we have a new buffer range available upfront, let's seek to that one\n if(expectedPlaying && bufferInfo.len <= jumpThreshold) {\n if(playheadMoving) {\n // playhead moving\n jumpThreshold = 0;\n this.seekHoleNudgeDuration = 0;\n } else {\n // playhead not moving AND media expected to play\n if(!this.stalled) {\n this.seekHoleNudgeDuration = 0;\n logger.log(`playback seems stuck @${currentTime}`);\n this.hls.trigger(Event.ERROR, {type: ErrorTypes.MEDIA_ERROR, details: ErrorDetails.BUFFER_STALLED_ERROR, fatal: false});\n this.stalled = true;\n } else {\n this.seekHoleNudgeDuration += this.config.seekHoleNudgeDuration;\n }\n }\n // if we are below threshold, try to jump if next buffer range is close\n if(bufferInfo.len <= jumpThreshold) {\n // no buffer available @ currentTime, check if next buffer is close (within a config.maxSeekHole second range)\n var nextBufferStart = bufferInfo.nextStart, delta = nextBufferStart-currentTime;\n if(nextBufferStart &&\n (delta < this.config.maxSeekHole) &&\n (delta > 0) &&\n !media.seeking) {\n // next buffer is close ! adjust currentTime to nextBufferStart\n // this will ensure effective video decoding\n logger.log(`adjust currentTime from ${media.currentTime} to next buffered @ ${nextBufferStart} + nudge ${this.seekHoleNudgeDuration}`);\n let hole = nextBufferStart + this.seekHoleNudgeDuration - media.currentTime;\n media.currentTime = nextBufferStart + this.seekHoleNudgeDuration;\n this.hls.trigger(Event.ERROR, {type: ErrorTypes.MEDIA_ERROR, details: ErrorDetails.BUFFER_SEEK_OVER_HOLE, fatal: false, hole : hole});\n }\n }\n } else {\n let currentTime = media.currentTime;\n if (targetSeekPosition && currentTime !== targetSeekPosition) {\n if(bufferInfo.len === 0) {\n let nextStart = bufferInfo.nextStart;\n if (nextStart !== undefined &&\n (nextStart - targetSeekPosition) < this.config.maxSeekHole) {\n targetSeekPosition = nextStart;\n logger.log(`target seek position not buffered, seek to next buffered ${targetSeekPosition}`);\n }\n }\n logger.log(`adjust currentTime from ${currentTime} to ${targetSeekPosition}`);\n media.currentTime = targetSeekPosition;\n }\n }\n }\n }\n }\n\n onFragLoadEmergencyAborted() {\n this.state = State.IDLE;\n this.tick();\n }\n\n onBufferFlushed() {\n /* after successful buffer flushing, rebuild buffer Range array\n loop through existing buffer range and check if\n corresponding range is still buffered. only push to new array already buffered range\n */\n var newRange = [],range,i;\n for (i = 0; i < this.bufferRange.length; i++) {\n range = this.bufferRange[i];\n if (this.isBuffered((range.start + range.end) / 2)) {\n newRange.push(range);\n }\n }\n this.bufferRange = newRange;\n\n // handle end of immediate switching if needed\n if (this.immediateSwitch) {\n this.immediateLevelSwitchEnd();\n }\n // move to IDLE once flush complete. this should trigger new fragment loading\n this.state = State.IDLE;\n // reset reference to frag\n this.fragPrevious = null;\n }\n\n swapAudioCodec() {\n this.audioCodecSwap = !this.audioCodecSwap;\n }\n\n timeRangesToString(r) {\n var log = '', len = r.length;\n for (var i=0; i OR CONTRIBUTORS BE\n * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR\n * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF\n * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR\n * BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY,\n * WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE\n * OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN\n * IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.\n *\n * The views and conclusions contained in the software and documentation\n * are those of the authors and should not be interpreted as representing\n * official policies, either expressed or implied, of the authors.\n */\nclass AES {\n\n /**\n * Schedule out an AES key for both encryption and decryption. This\n * is a low-level class. Use a cipher mode to do bulk encryption.\n *\n * @constructor\n * @param key {Array} The key as an array of 4, 6 or 8 words.\n */\n constructor(key) {\n /**\n * The expanded S-box and inverse S-box tables. These will be computed\n * on the client so that we don't have to send them down the wire.\n *\n * There are two tables, _tables[0] is for encryption and\n * _tables[1] is for decryption.\n *\n * The first 4 sub-tables are the expanded S-box with MixColumns. The\n * last (_tables[01][4]) is the S-box itself.\n *\n * @private\n */\n this._tables = [[[],[],[],[],[]],[[],[],[],[],[]]];\n\n this._precompute();\n\n var i, j, tmp,\n encKey, decKey,\n sbox = this._tables[0][4], decTable = this._tables[1],\n keyLen = key.length, rcon = 1;\n\n if (keyLen !== 4 && keyLen !== 6 && keyLen !== 8) {\n throw new Error('Invalid aes key size=' + keyLen);\n }\n\n encKey = key.slice(0);\n decKey = [];\n this._key = [encKey, decKey];\n\n // schedule encryption keys\n for (i = keyLen; i < 4 * keyLen + 28; i++) {\n tmp = encKey[i-1];\n\n // apply sbox\n if (i%keyLen === 0 || (keyLen === 8 && i%keyLen === 4)) {\n tmp = sbox[tmp>>>24]<<24 ^ sbox[tmp>>16&255]<<16 ^ sbox[tmp>>8&255]<<8 ^ sbox[tmp&255];\n\n // shift rows and add rcon\n if (i%keyLen === 0) {\n tmp = tmp<<8 ^ tmp>>>24 ^ rcon<<24;\n rcon = rcon<<1 ^ (rcon>>7)*283;\n }\n }\n\n encKey[i] = encKey[i-keyLen] ^ tmp;\n }\n\n // schedule decryption keys\n for (j = 0; i; j++, i--) {\n tmp = encKey[j&3 ? i : i - 4];\n if (i<=4 || j<4) {\n decKey[j] = tmp;\n } else {\n decKey[j] = decTable[0][sbox[tmp>>>24 ]] ^\n decTable[1][sbox[tmp>>16 & 255]] ^\n decTable[2][sbox[tmp>>8 & 255]] ^\n decTable[3][sbox[tmp & 255]];\n }\n }\n }\n\n /**\n * Expand the S-box tables.\n *\n * @private\n */\n _precompute() {\n var encTable = this._tables[0], decTable = this._tables[1],\n sbox = encTable[4], sboxInv = decTable[4],\n i, x, xInv, d=[], th=[], x2, x4, x8, s, tEnc, tDec;\n\n // Compute double and third tables\n for (i = 0; i < 256; i++) {\n th[( d[i] = i<<1 ^ (i>>7)*283 )^i]=i;\n }\n\n for (x = xInv = 0; !sbox[x]; x ^= x2 || 1, xInv = th[xInv] || 1) {\n // Compute sbox\n s = xInv ^ xInv<<1 ^ xInv<<2 ^ xInv<<3 ^ xInv<<4;\n s = s>>8 ^ s&255 ^ 99;\n sbox[x] = s;\n sboxInv[s] = x;\n\n // Compute MixColumns\n x8 = d[x4 = d[x2 = d[x]]];\n tDec = x8*0x1010101 ^ x4*0x10001 ^ x2*0x101 ^ x*0x1010100;\n tEnc = d[s]*0x101 ^ s*0x1010100;\n\n for (i = 0; i < 4; i++) {\n encTable[i][x] = tEnc = tEnc<<24 ^ tEnc>>>8;\n decTable[i][s] = tDec = tDec<<24 ^ tDec>>>8;\n }\n }\n\n // Compactify. Considerable speedup on Firefox.\n for (i = 0; i < 5; i++) {\n encTable[i] = encTable[i].slice(0);\n decTable[i] = decTable[i].slice(0);\n }\n }\n\n /**\n * Decrypt 16 bytes, specified as four 32-bit words.\n * @param encrypted0 {number} the first word to decrypt\n * @param encrypted1 {number} the second word to decrypt\n * @param encrypted2 {number} the third word to decrypt\n * @param encrypted3 {number} the fourth word to decrypt\n * @param out {Int32Array} the array to write the decrypted words\n * into\n * @param offset {number} the offset into the output array to start\n * writing results\n * @return {Array} The plaintext.\n */\n decrypt(encrypted0, encrypted1, encrypted2, encrypted3, out, offset) {\n var key = this._key[1],\n // state variables a,b,c,d are loaded with pre-whitened data\n a = encrypted0 ^ key[0],\n b = encrypted3 ^ key[1],\n c = encrypted2 ^ key[2],\n d = encrypted1 ^ key[3],\n a2, b2, c2,\n\n nInnerRounds = key.length / 4 - 2, // key.length === 2 ?\n i,\n kIndex = 4,\n table = this._tables[1],\n\n // load up the tables\n table0 = table[0],\n table1 = table[1],\n table2 = table[2],\n table3 = table[3],\n sbox = table[4];\n\n // Inner rounds. Cribbed from OpenSSL.\n for (i = 0; i < nInnerRounds; i++) {\n a2 = table0[a>>>24] ^ table1[b>>16 & 255] ^ table2[c>>8 & 255] ^ table3[d & 255] ^ key[kIndex];\n b2 = table0[b>>>24] ^ table1[c>>16 & 255] ^ table2[d>>8 & 255] ^ table3[a & 255] ^ key[kIndex + 1];\n c2 = table0[c>>>24] ^ table1[d>>16 & 255] ^ table2[a>>8 & 255] ^ table3[b & 255] ^ key[kIndex + 2];\n d = table0[d>>>24] ^ table1[a>>16 & 255] ^ table2[b>>8 & 255] ^ table3[c & 255] ^ key[kIndex + 3];\n kIndex += 4;\n a=a2; b=b2; c=c2;\n }\n\n // Last round.\n for (i = 0; i < 4; i++) {\n out[(3 & -i) + offset] =\n sbox[a>>>24 ]<<24 ^\n sbox[b>>16 & 255]<<16 ^\n sbox[c>>8 & 255]<<8 ^\n sbox[d & 255] ^\n key[kIndex++];\n a2=a; a=b; b=c; c=d; d=a2;\n }\n }\n}\n\nexport default AES;\n",
"/*\n *\n * This file contains an adaptation of the AES decryption algorithm\n * from the Standford Javascript Cryptography Library. That work is\n * covered by the following copyright and permissions notice:\n *\n * Copyright 2009-2010 Emily Stark, Mike Hamburg, Dan Boneh.\n * All rights reserved.\n *\n * Redistribution and use in source and binary forms, with or without\n * modification, are permitted provided that the following conditions are\n * met:\n *\n * 1. Redistributions of source code must retain the above copyright\n * notice, this list of conditions and the following disclaimer.\n *\n * 2. Redistributions in binary form must reproduce the above\n * copyright notice, this list of conditions and the following\n * disclaimer in the documentation and/or other materials provided\n * with the distribution.\n *\n * THIS SOFTWARE IS PROVIDED BY THE AUTHORS ``AS IS'' AND ANY EXPRESS OR\n * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED\n * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE\n * DISCLAIMED. IN NO EVENT SHALL OR CONTRIBUTORS BE\n * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR\n * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF\n * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR\n * BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY,\n * WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE\n * OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN\n * IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.\n *\n * The views and conclusions contained in the software and documentation\n * are those of the authors and should not be interpreted as representing\n * official policies, either expressed or implied, of the authors.\n */\n\nimport AES from './aes';\n\nclass AES128Decrypter {\n\n constructor(key, initVector) {\n this.key = key;\n this.iv = initVector;\n }\n\n /**\n * Convert network-order (big-endian) bytes into their little-endian\n * representation.\n */\n ntoh(word) {\n return (word << 24) |\n ((word & 0xff00) << 8) |\n ((word & 0xff0000) >> 8) |\n (word >>> 24);\n }\n\n\n /**\n * Decrypt bytes using AES-128 with CBC and PKCS#7 padding.\n * @param encrypted {Uint8Array} the encrypted bytes\n * @param key {Uint32Array} the bytes of the decryption key\n * @param initVector {Uint32Array} the initialization vector (IV) to\n * use for the first round of CBC.\n * @return {Uint8Array} the decrypted bytes\n *\n * @see http://en.wikipedia.org/wiki/Advanced_Encryption_Standard\n * @see http://en.wikipedia.org/wiki/Block_cipher_mode_of_operation#Cipher_Block_Chaining_.28CBC.29\n * @see https://tools.ietf.org/html/rfc2315\n */\n doDecrypt(encrypted, key, initVector) {\n var\n // word-level access to the encrypted bytes\n encrypted32 = new Int32Array(encrypted.buffer, encrypted.byteOffset, encrypted.byteLength >> 2),\n\n decipher = new AES(Array.prototype.slice.call(key)),\n\n // byte and word-level access for the decrypted output\n decrypted = new Uint8Array(encrypted.byteLength),\n decrypted32 = new Int32Array(decrypted.buffer),\n\n // temporary variables for working with the IV, encrypted, and\n // decrypted data\n init0, init1, init2, init3,\n encrypted0, encrypted1, encrypted2, encrypted3,\n\n // iteration variable\n wordIx;\n\n // pull out the words of the IV to ensure we don't modify the\n // passed-in reference and easier access\n init0 = ~~initVector[0];\n init1 = ~~initVector[1];\n init2 = ~~initVector[2];\n init3 = ~~initVector[3];\n\n // decrypt four word sequences, applying cipher-block chaining (CBC)\n // to each decrypted block\n for (wordIx = 0; wordIx < encrypted32.length; wordIx += 4) {\n // convert big-endian (network order) words into little-endian\n // (javascript order)\n encrypted0 = ~~this.ntoh(encrypted32[wordIx]);\n encrypted1 = ~~this.ntoh(encrypted32[wordIx + 1]);\n encrypted2 = ~~this.ntoh(encrypted32[wordIx + 2]);\n encrypted3 = ~~this.ntoh(encrypted32[wordIx + 3]);\n\n // decrypt the block\n decipher.decrypt(encrypted0,\n encrypted1,\n encrypted2,\n encrypted3,\n decrypted32,\n wordIx);\n\n // XOR with the IV, and restore network byte-order to obtain the\n // plaintext\n decrypted32[wordIx] = this.ntoh(decrypted32[wordIx] ^ init0);\n decrypted32[wordIx + 1] = this.ntoh(decrypted32[wordIx + 1] ^ init1);\n decrypted32[wordIx + 2] = this.ntoh(decrypted32[wordIx + 2] ^ init2);\n decrypted32[wordIx + 3] = this.ntoh(decrypted32[wordIx + 3] ^ init3);\n\n // setup the IV for the next round\n init0 = encrypted0;\n init1 = encrypted1;\n init2 = encrypted2;\n init3 = encrypted3;\n }\n\n return decrypted;\n }\n\n localDecrypt(encrypted, key, initVector, decrypted) {\n var bytes = this.doDecrypt(encrypted,\n key,\n initVector);\n decrypted.set(bytes, encrypted.byteOffset);\n }\n\n decrypt(encrypted) {\n var\n step = 4 * 8000,\n //encrypted32 = new Int32Array(encrypted.buffer),\n encrypted32 = new Int32Array(encrypted),\n decrypted = new Uint8Array(encrypted.byteLength),\n i = 0;\n\n // split up the encryption job and do the individual chunks asynchronously\n var key = this.key;\n var initVector = this.iv;\n this.localDecrypt(encrypted32.subarray(i, i + step), key, initVector, decrypted);\n\n for (i = step; i < encrypted32.length; i += step) {\n initVector = new Uint32Array([\n this.ntoh(encrypted32[i - 4]),\n this.ntoh(encrypted32[i - 3]),\n this.ntoh(encrypted32[i - 2]),\n this.ntoh(encrypted32[i - 1])\n ]);\n this.localDecrypt(encrypted32.subarray(i, i + step), key, initVector, decrypted);\n }\n\n return decrypted;\n }\n}\n\nexport default AES128Decrypter;\n",
@@ -65,7 +65,7 @@
"import Event from '../events';\nimport DemuxerInline from '../demux/demuxer-inline';\nimport DemuxerWorker from '../demux/demuxer-worker';\nimport {logger} from '../utils/logger';\nimport Decrypter from '../crypt/decrypter';\n\nclass Demuxer {\n\n constructor(hls) {\n this.hls = hls;\n var typeSupported = {\n mp4 : MediaSource.isTypeSupported('video/mp4'),\n mp2t : hls.config.enableMP2TPassThrough && MediaSource.isTypeSupported('video/mp2t')\n };\n if (hls.config.enableWorker && (typeof(Worker) !== 'undefined')) {\n logger.log('demuxing in webworker');\n try {\n var work = require('webworkify');\n this.w = work(DemuxerWorker);\n this.onwmsg = this.onWorkerMessage.bind(this);\n this.w.addEventListener('message', this.onwmsg);\n this.w.postMessage({cmd: 'init', typeSupported : typeSupported});\n } catch(err) {\n logger.error('error while initializing DemuxerWorker, fallback on DemuxerInline');\n this.demuxer = new DemuxerInline(hls,typeSupported);\n }\n } else {\n this.demuxer = new DemuxerInline(hls,typeSupported);\n }\n this.demuxInitialized = true;\n }\n\n destroy() {\n if (this.w) {\n this.w.removeEventListener('message', this.onwmsg);\n this.w.terminate();\n this.w = null;\n } else {\n this.demuxer.destroy();\n this.demuxer = null;\n }\n if (this.decrypter) {\n this.decrypter.destroy();\n this.decrypter = null;\n }\n }\n\n pushDecrypted(data, audioCodec, videoCodec, timeOffset, cc, level, sn, duration) {\n if (this.w) {\n // post fragment payload as transferable objects (no copy)\n this.w.postMessage({cmd: 'demux', data: data, audioCodec: audioCodec, videoCodec: videoCodec, timeOffset: timeOffset, cc: cc, level: level, sn : sn, duration: duration}, [data]);\n } else {\n this.demuxer.push(new Uint8Array(data), audioCodec, videoCodec, timeOffset, cc, level, sn, duration);\n }\n }\n\n push(data, audioCodec, videoCodec, timeOffset, cc, level, sn, duration, decryptdata) {\n if ((data.byteLength > 0) && (decryptdata != null) && (decryptdata.key != null) && (decryptdata.method === 'AES-128')) {\n if (this.decrypter == null) {\n this.decrypter = new Decrypter(this.hls);\n }\n\n var localthis = this;\n this.decrypter.decrypt(data, decryptdata.key, decryptdata.iv, function(decryptedData){\n localthis.pushDecrypted(decryptedData, audioCodec, videoCodec, timeOffset, cc, level, sn, duration);\n });\n } else {\n this.pushDecrypted(data, audioCodec, videoCodec, timeOffset, cc, level, sn, duration);\n }\n }\n\n onWorkerMessage(ev) {\n var data = ev.data;\n //console.log('onWorkerMessage:' + data.event);\n switch(data.event) {\n case Event.FRAG_PARSING_INIT_SEGMENT:\n var obj = {};\n obj.tracks = data.tracks;\n obj.unique = data.unique;\n this.hls.trigger(Event.FRAG_PARSING_INIT_SEGMENT, obj);\n break;\n case Event.FRAG_PARSING_DATA:\n this.hls.trigger(Event.FRAG_PARSING_DATA,{\n data1: new Uint8Array(data.data1),\n data2: new Uint8Array(data.data2),\n startPTS: data.startPTS,\n endPTS: data.endPTS,\n startDTS: data.startDTS,\n endDTS: data.endDTS,\n type: data.type,\n nb: data.nb\n });\n break;\n case Event.FRAG_PARSING_METADATA:\n this.hls.trigger(Event.FRAG_PARSING_METADATA, {\n samples: data.samples\n });\n break;\n case Event.FRAG_PARSING_USERDATA:\n this.hls.trigger(Event.FRAG_PARSING_USERDATA, {\n samples: data.samples\n });\n break;\n default:\n this.hls.trigger(data.event, data.data);\n break;\n }\n }\n}\n\nexport default Demuxer;\n\n",
"/**\n * Parser for exponential Golomb codes, a variable-bitwidth number encoding scheme used by h264.\n*/\n\nimport {logger} from '../utils/logger';\n\nclass ExpGolomb {\n\n constructor(data) {\n this.data = data;\n // the number of bytes left to examine in this.data\n this.bytesAvailable = this.data.byteLength;\n // the current word being examined\n this.word = 0; // :uint\n // the number of bits left to examine in the current word\n this.bitsAvailable = 0; // :uint\n }\n\n // ():void\n loadWord() {\n var\n position = this.data.byteLength - this.bytesAvailable,\n workingBytes = new Uint8Array(4),\n availableBytes = Math.min(4, this.bytesAvailable);\n if (availableBytes === 0) {\n throw new Error('no bytes available');\n }\n workingBytes.set(this.data.subarray(position, position + availableBytes));\n this.word = new DataView(workingBytes.buffer).getUint32(0);\n // track the amount of this.data that has been processed\n this.bitsAvailable = availableBytes * 8;\n this.bytesAvailable -= availableBytes;\n }\n\n // (count:int):void\n skipBits(count) {\n var skipBytes; // :int\n if (this.bitsAvailable > count) {\n this.word <<= count;\n this.bitsAvailable -= count;\n } else {\n count -= this.bitsAvailable;\n skipBytes = count >> 3;\n count -= (skipBytes >> 3);\n this.bytesAvailable -= skipBytes;\n this.loadWord();\n this.word <<= count;\n this.bitsAvailable -= count;\n }\n }\n\n // (size:int):uint\n readBits(size) {\n var\n bits = Math.min(this.bitsAvailable, size), // :uint\n valu = this.word >>> (32 - bits); // :uint\n if (size > 32) {\n logger.error('Cannot read more than 32 bits at a time');\n }\n this.bitsAvailable -= bits;\n if (this.bitsAvailable > 0) {\n this.word <<= bits;\n } else if (this.bytesAvailable > 0) {\n this.loadWord();\n }\n bits = size - bits;\n if (bits > 0) {\n return valu << bits | this.readBits(bits);\n } else {\n return valu;\n }\n }\n\n // ():uint\n skipLZ() {\n var leadingZeroCount; // :uint\n for (leadingZeroCount = 0; leadingZeroCount < this.bitsAvailable; ++leadingZeroCount) {\n if (0 !== (this.word & (0x80000000 >>> leadingZeroCount))) {\n // the first bit of working word is 1\n this.word <<= leadingZeroCount;\n this.bitsAvailable -= leadingZeroCount;\n return leadingZeroCount;\n }\n }\n // we exhausted word and still have not found a 1\n this.loadWord();\n return leadingZeroCount + this.skipLZ();\n }\n\n // ():void\n skipUEG() {\n this.skipBits(1 + this.skipLZ());\n }\n\n // ():void\n skipEG() {\n this.skipBits(1 + this.skipLZ());\n }\n\n // ():uint\n readUEG() {\n var clz = this.skipLZ(); // :uint\n return this.readBits(clz + 1) - 1;\n }\n\n // ():int\n readEG() {\n var valu = this.readUEG(); // :int\n if (0x01 & valu) {\n // the number is odd if the low order bit is set\n return (1 + valu) >>> 1; // add 1 to make it even, and divide by 2\n } else {\n return -1 * (valu >>> 1); // divide by two then make it negative\n }\n }\n\n // Some convenience functions\n // :Boolean\n readBoolean() {\n return 1 === this.readBits(1);\n }\n\n // ():int\n readUByte() {\n return this.readBits(8);\n }\n\n // ():int\n readUShort() {\n return this.readBits(16);\n }\n // ():int\n readUInt() {\n return this.readBits(32);\n }\n\n /**\n * Advance the ExpGolomb decoder past a scaling list. The scaling\n * list is optionally transmitted as part of a sequence parameter\n * set and is not relevant to transmuxing.\n * @param count {number} the number of entries in this scaling list\n * @see Recommendation ITU-T H.264, Section 7.3.2.1.1.1\n */\n skipScalingList(count) {\n var\n lastScale = 8,\n nextScale = 8,\n j,\n deltaScale;\n for (j = 0; j < count; j++) {\n if (nextScale !== 0) {\n deltaScale = this.readEG();\n nextScale = (lastScale + deltaScale + 256) % 256;\n }\n lastScale = (nextScale === 0) ? lastScale : nextScale;\n }\n }\n\n /**\n * Read a sequence parameter set and return some interesting video\n * properties. A sequence parameter set is the H264 metadata that\n * describes the properties of upcoming video frames.\n * @param data {Uint8Array} the bytes of a sequence parameter set\n * @return {object} an object with configuration parsed from the\n * sequence parameter set, including the dimensions of the\n * associated video frames.\n */\n readSPS() {\n var\n frameCropLeftOffset = 0,\n frameCropRightOffset = 0,\n frameCropTopOffset = 0,\n frameCropBottomOffset = 0,\n sarScale = 1,\n profileIdc,profileCompat,levelIdc,\n numRefFramesInPicOrderCntCycle, picWidthInMbsMinus1,\n picHeightInMapUnitsMinus1,\n frameMbsOnlyFlag,\n scalingListCount,\n i;\n this.readUByte();\n profileIdc = this.readUByte(); // profile_idc\n profileCompat = this.readBits(5); // constraint_set[0-4]_flag, u(5)\n this.skipBits(3); // reserved_zero_3bits u(3),\n levelIdc = this.readUByte(); //level_idc u(8)\n this.skipUEG(); // seq_parameter_set_id\n // some profiles have more optional data we don't need\n if (profileIdc === 100 ||\n profileIdc === 110 ||\n profileIdc === 122 ||\n profileIdc === 244 ||\n profileIdc === 44 ||\n profileIdc === 83 ||\n profileIdc === 86 ||\n profileIdc === 118 ||\n profileIdc === 128) {\n var chromaFormatIdc = this.readUEG();\n if (chromaFormatIdc === 3) {\n this.skipBits(1); // separate_colour_plane_flag\n }\n this.skipUEG(); // bit_depth_luma_minus8\n this.skipUEG(); // bit_depth_chroma_minus8\n this.skipBits(1); // qpprime_y_zero_transform_bypass_flag\n if (this.readBoolean()) { // seq_scaling_matrix_present_flag\n scalingListCount = (chromaFormatIdc !== 3) ? 8 : 12;\n for (i = 0; i < scalingListCount; i++) {\n if (this.readBoolean()) { // seq_scaling_list_present_flag[ i ]\n if (i < 6) {\n this.skipScalingList(16);\n } else {\n this.skipScalingList(64);\n }\n }\n }\n }\n }\n this.skipUEG(); // log2_max_frame_num_minus4\n var picOrderCntType = this.readUEG();\n if (picOrderCntType === 0) {\n this.readUEG(); //log2_max_pic_order_cnt_lsb_minus4\n } else if (picOrderCntType === 1) {\n this.skipBits(1); // delta_pic_order_always_zero_flag\n this.skipEG(); // offset_for_non_ref_pic\n this.skipEG(); // offset_for_top_to_bottom_field\n numRefFramesInPicOrderCntCycle = this.readUEG();\n for(i = 0; i < numRefFramesInPicOrderCntCycle; i++) {\n this.skipEG(); // offset_for_ref_frame[ i ]\n }\n }\n this.skipUEG(); // max_num_ref_frames\n this.skipBits(1); // gaps_in_frame_num_value_allowed_flag\n picWidthInMbsMinus1 = this.readUEG();\n picHeightInMapUnitsMinus1 = this.readUEG();\n frameMbsOnlyFlag = this.readBits(1);\n if (frameMbsOnlyFlag === 0) {\n this.skipBits(1); // mb_adaptive_frame_field_flag\n }\n this.skipBits(1); // direct_8x8_inference_flag\n if (this.readBoolean()) { // frame_cropping_flag\n frameCropLeftOffset = this.readUEG();\n frameCropRightOffset = this.readUEG();\n frameCropTopOffset = this.readUEG();\n frameCropBottomOffset = this.readUEG();\n }\n if (this.readBoolean()) {\n // vui_parameters_present_flag\n if (this.readBoolean()) {\n // aspect_ratio_info_present_flag\n let sarRatio;\n const aspectRatioIdc = this.readUByte();\n switch (aspectRatioIdc) {\n case 1: sarRatio = [1,1]; break;\n case 2: sarRatio = [12,11]; break;\n case 3: sarRatio = [10,11]; break;\n case 4: sarRatio = [16,11]; break;\n case 5: sarRatio = [40,33]; break;\n case 6: sarRatio = [24,11]; break;\n case 7: sarRatio = [20,11]; break;\n case 8: sarRatio = [32,11]; break;\n case 9: sarRatio = [80,33]; break;\n case 10: sarRatio = [18,11]; break;\n case 11: sarRatio = [15,11]; break;\n case 12: sarRatio = [64,33]; break;\n case 13: sarRatio = [160,99]; break;\n case 14: sarRatio = [4,3]; break;\n case 15: sarRatio = [3,2]; break;\n case 16: sarRatio = [2,1]; break;\n case 255: {\n sarRatio = [this.readUByte() << 8 | this.readUByte(), this.readUByte() << 8 | this.readUByte()];\n break;\n }\n }\n if (sarRatio) {\n sarScale = sarRatio[0] / sarRatio[1];\n }\n }\n }\n return {\n width: Math.ceil((((picWidthInMbsMinus1 + 1) * 16) - frameCropLeftOffset * 2 - frameCropRightOffset * 2) * sarScale),\n height: ((2 - frameMbsOnlyFlag) * (picHeightInMapUnitsMinus1 + 1) * 16) - ((frameMbsOnlyFlag? 2 : 4) * (frameCropTopOffset + frameCropBottomOffset))\n };\n }\n\n readSliceType() {\n // skip NALu type\n this.readUByte();\n // discard first_mb_in_slice\n this.readUEG();\n // return slice_type\n return this.readUEG();\n }\n}\n\nexport default ExpGolomb;\n",
"/**\n * ID3 parser\n */\nimport {logger} from '../utils/logger';\n//import Hex from '../utils/hex';\n\n class ID3 {\n\n constructor(data) {\n this._hasTimeStamp = false;\n var offset = 0, byte1,byte2,byte3,byte4,tagSize,endPos,header,len;\n do {\n header = this.readUTF(data,offset,3);\n offset+=3;\n // first check for ID3 header\n if (header === 'ID3') {\n // skip 24 bits\n offset += 3;\n // retrieve tag(s) length\n byte1 = data[offset++] & 0x7f;\n byte2 = data[offset++] & 0x7f;\n byte3 = data[offset++] & 0x7f;\n byte4 = data[offset++] & 0x7f;\n tagSize = (byte1 << 21) + (byte2 << 14) + (byte3 << 7) + byte4;\n endPos = offset + tagSize;\n //logger.log(`ID3 tag found, size/end: ${tagSize}/${endPos}`);\n\n // read ID3 tags\n this._parseID3Frames(data, offset,endPos);\n offset = endPos;\n } else if (header === '3DI') {\n // http://id3.org/id3v2.4.0-structure chapter 3.4. ID3v2 footer\n offset += 7;\n logger.log(`3DI footer found, end: ${offset}`);\n } else {\n offset -= 3;\n len = offset;\n if (len) {\n //logger.log(`ID3 len: ${len}`);\n if (!this.hasTimeStamp) {\n logger.warn('ID3 tag found, but no timestamp');\n }\n this._length = len;\n this._payload = data.subarray(0,len);\n }\n return;\n }\n } while (true);\n }\n\n readUTF(data,start,len) {\n\n var result = '',offset = start, end = start + len;\n do {\n result += String.fromCharCode(data[offset++]);\n } while(offset < end);\n return result;\n }\n\n _parseID3Frames(data,offset,endPos) {\n var tagId,tagLen,tagStart,tagFlags,timestamp;\n while(offset + 8 <= endPos) {\n tagId = this.readUTF(data,offset,4);\n offset +=4;\n\n tagLen = data[offset++] << 24 +\n data[offset++] << 16 +\n data[offset++] << 8 +\n data[offset++];\n\n tagFlags = data[offset++] << 8 +\n data[offset++];\n\n tagStart = offset;\n //logger.log(\"ID3 tag id:\" + tagId);\n switch(tagId) {\n case 'PRIV':\n //logger.log('parse frame:' + Hex.hexDump(data.subarray(offset,endPos)));\n // owner should be \"com.apple.streaming.transportStreamTimestamp\"\n if (this.readUTF(data,offset,44) === 'com.apple.streaming.transportStreamTimestamp') {\n offset+=44;\n // smelling even better ! we found the right descriptor\n // skip null character (string end) + 3 first bytes\n offset+= 4;\n\n // timestamp is 33 bit expressed as a big-endian eight-octet number, with the upper 31 bits set to zero.\n var pts33Bit = data[offset++] & 0x1;\n this._hasTimeStamp = true;\n\n timestamp = ((data[offset++] << 23) +\n (data[offset++] << 15) +\n (data[offset++] << 7) +\n data[offset++]) /45;\n\n if (pts33Bit) {\n timestamp += 47721858.84; // 2^32 / 90\n }\n timestamp = Math.round(timestamp);\n logger.trace(`ID3 timestamp found: ${timestamp}`);\n this._timeStamp = timestamp;\n }\n break;\n default:\n break;\n }\n }\n }\n\n get hasTimeStamp() {\n return this._hasTimeStamp;\n }\n\n get timeStamp() {\n return this._timeStamp;\n }\n\n get length() {\n return this._length;\n }\n\n get payload() {\n return this._payload;\n }\n\n}\n\nexport default ID3;\n\n",
- "/**\n * highly optimized TS demuxer:\n * parse PAT, PMT\n * extract PES packet from audio and video PIDs\n * extract AVC/H264 NAL units and AAC/ADTS samples from PES packet\n * trigger the remuxer upon parsing completion\n * it also tries to workaround as best as it can audio codec switch (HE-AAC to AAC and vice versa), without having to restart the MediaSource.\n * it also controls the remuxing process :\n * upon discontinuity or level switch detection, it will also notifies the remuxer so that it can reset its state.\n*/\n\n import ADTS from './adts';\n import Event from '../events';\n import ExpGolomb from './exp-golomb';\n// import Hex from '../utils/hex';\n import {logger} from '../utils/logger';\n import {ErrorTypes, ErrorDetails} from '../errors';\n\n class TSDemuxer {\n\n constructor(observer,remuxerClass) {\n this.observer = observer;\n this.remuxerClass = remuxerClass;\n this.lastCC = 0;\n this.remuxer = new this.remuxerClass(observer);\n }\n\n static probe(data) {\n // a TS fragment should contain at least 3 TS packets, a PAT, a PMT, and one PID, each starting with 0x47\n if (data.length >= 3*188 && data[0] === 0x47 && data[188] === 0x47 && data[2*188] === 0x47) {\n return true;\n } else {\n return false;\n }\n }\n\n switchLevel() {\n this.pmtParsed = false;\n this._pmtId = -1;\n this.lastAacPTS = null;\n this.aacOverFlow = null;\n this._avcTrack = {container : 'video/mp2t', type: 'video', id :-1, sequenceNumber: 0, samples : [], len : 0, nbNalu : 0};\n this._aacTrack = {container : 'video/mp2t', type: 'audio', id :-1, sequenceNumber: 0, samples : [], len : 0};\n this._id3Track = {type: 'id3', id :-1, sequenceNumber: 0, samples : [], len : 0};\n this._txtTrack = {type: 'text', id: -1, sequenceNumber: 0, samples: [], len: 0};\n this.remuxer.switchLevel();\n }\n\n insertDiscontinuity() {\n this.switchLevel();\n this.remuxer.insertDiscontinuity();\n }\n\n // feed incoming data to the front of the parsing pipeline\n push(data, audioCodec, videoCodec, timeOffset, cc, level, sn, duration) {\n var avcData, aacData, id3Data,\n start, len = data.length, stt, pid, atf, offset,\n codecsOnly = this.remuxer.passthrough;\n\n this.audioCodec = audioCodec;\n this.videoCodec = videoCodec;\n this.timeOffset = timeOffset;\n this._duration = duration;\n this.contiguous = false;\n if (cc !== this.lastCC) {\n logger.log('discontinuity detected');\n this.insertDiscontinuity();\n this.lastCC = cc;\n } else if (level !== this.lastLevel) {\n logger.log('level switch detected');\n this.switchLevel();\n this.lastLevel = level;\n } else if (sn === (this.lastSN+1)) {\n this.contiguous = true;\n }\n this.lastSN = sn;\n\n if(!this.contiguous) {\n // flush any partial content\n this.aacOverFlow = null;\n }\n\n var pmtParsed = this.pmtParsed,\n avcId = this._avcTrack.id,\n aacId = this._aacTrack.id,\n id3Id = this._id3Track.id;\n\n // don't parse last TS packet if incomplete\n len -= len % 188;\n // loop through TS packets\n for (start = 0; start < len; start += 188) {\n if (data[start] === 0x47) {\n stt = !!(data[start + 1] & 0x40);\n // pid is a 13-bit field starting at the last bit of TS[1]\n pid = ((data[start + 1] & 0x1f) << 8) + data[start + 2];\n atf = (data[start + 3] & 0x30) >> 4;\n // if an adaption field is present, its length is specified by the fifth byte of the TS packet header.\n if (atf > 1) {\n offset = start + 5 + data[start + 4];\n // continue if there is only adaptation field\n if (offset === (start + 188)) {\n continue;\n }\n } else {\n offset = start + 4;\n }\n if (pmtParsed) {\n if (pid === avcId) {\n if (stt) {\n if (avcData) {\n this._parseAVCPES(this._parsePES(avcData));\n if (codecsOnly) {\n // if we have video codec info AND\n // if audio PID is undefined OR if we have audio codec info,\n // we have all codec info !\n if (this._avcTrack.codec && (aacId === -1 || this._aacTrack.codec)) {\n this.remux(data);\n return;\n }\n }\n }\n avcData = {data: [], size: 0};\n }\n if (avcData) {\n avcData.data.push(data.subarray(offset, start + 188));\n avcData.size += start + 188 - offset;\n }\n } else if (pid === aacId) {\n if (stt) {\n if (aacData) {\n this._parseAACPES(this._parsePES(aacData));\n if (codecsOnly) {\n // here we now that we have audio codec info\n // if video PID is undefined OR if we have video codec info,\n // we have all codec infos !\n if (this._aacTrack.codec && (avcId === -1 || this._avcTrack.codec)) {\n this.remux(data);\n return;\n }\n }\n }\n aacData = {data: [], size: 0};\n }\n if (aacData) {\n aacData.data.push(data.subarray(offset, start + 188));\n aacData.size += start + 188 - offset;\n }\n } else if (pid === id3Id) {\n if (stt) {\n if (id3Data) {\n this._parseID3PES(this._parsePES(id3Data));\n }\n id3Data = {data: [], size: 0};\n }\n if (id3Data) {\n id3Data.data.push(data.subarray(offset, start + 188));\n id3Data.size += start + 188 - offset;\n }\n }\n } else {\n if (stt) {\n offset += data[offset] + 1;\n }\n if (pid === 0) {\n this._parsePAT(data, offset);\n } else if (pid === this._pmtId) {\n this._parsePMT(data, offset);\n pmtParsed = this.pmtParsed = true;\n avcId = this._avcTrack.id;\n aacId = this._aacTrack.id;\n id3Id = this._id3Track.id;\n }\n }\n } else {\n this.observer.trigger(Event.ERROR, {type : ErrorTypes.MEDIA_ERROR, details: ErrorDetails.FRAG_PARSING_ERROR, fatal: false, reason: 'TS packet did not start with 0x47'});\n }\n }\n // parse last PES packet\n if (avcData) {\n this._parseAVCPES(this._parsePES(avcData));\n }\n if (aacData) {\n this._parseAACPES(this._parsePES(aacData));\n }\n if (id3Data) {\n this._parseID3PES(this._parsePES(id3Data));\n }\n this.remux(null);\n }\n\n remux(data) {\n this.remuxer.remux(this._aacTrack, this._avcTrack, this._id3Track, this._txtTrack, this.timeOffset, this.contiguous, data);\n }\n\n destroy() {\n this.switchLevel();\n this._initPTS = this._initDTS = undefined;\n this._duration = 0;\n }\n\n _parsePAT(data, offset) {\n // skip the PSI header and parse the first PMT entry\n this._pmtId = (data[offset + 10] & 0x1F) << 8 | data[offset + 11];\n //logger.log('PMT PID:' + this._pmtId);\n }\n\n _parsePMT(data, offset) {\n var sectionLength, tableEnd, programInfoLength, pid;\n sectionLength = (data[offset + 1] & 0x0f) << 8 | data[offset + 2];\n tableEnd = offset + 3 + sectionLength - 4;\n // to determine where the table is, we have to figure out how\n // long the program info descriptors are\n programInfoLength = (data[offset + 10] & 0x0f) << 8 | data[offset + 11];\n // advance the offset to the first entry in the mapping table\n offset += 12 + programInfoLength;\n while (offset < tableEnd) {\n pid = (data[offset + 1] & 0x1F) << 8 | data[offset + 2];\n switch(data[offset]) {\n // ISO/IEC 13818-7 ADTS AAC (MPEG-2 lower bit-rate audio)\n case 0x0f:\n //logger.log('AAC PID:' + pid);\n this._aacTrack.id = pid;\n break;\n // Packetized metadata (ID3)\n case 0x15:\n //logger.log('ID3 PID:' + pid);\n this._id3Track.id = pid;\n break;\n // ITU-T Rec. H.264 and ISO/IEC 14496-10 (lower bit-rate video)\n case 0x1b:\n //logger.log('AVC PID:' + pid);\n this._avcTrack.id = pid;\n break;\n default:\n logger.log('unkown stream type:' + data[offset]);\n break;\n }\n // move to the next table entry\n // skip past the elementary stream descriptors, if present\n offset += ((data[offset + 3] & 0x0F) << 8 | data[offset + 4]) + 5;\n }\n }\n\n _parsePES(stream) {\n var i = 0, frag, pesFlags, pesPrefix, pesLen, pesHdrLen, pesData, pesPts, pesDts, payloadStartOffset, data = stream.data;\n //retrieve PTS/DTS from first fragment\n frag = data[0];\n pesPrefix = (frag[0] << 16) + (frag[1] << 8) + frag[2];\n if (pesPrefix === 1) {\n pesLen = (frag[4] << 8) + frag[5];\n pesFlags = frag[7];\n if (pesFlags & 0xC0) {\n /* PES header described here : http://dvd.sourceforge.net/dvdinfo/pes-hdr.html\n as PTS / DTS is 33 bit we cannot use bitwise operator in JS,\n as Bitwise operators treat their operands as a sequence of 32 bits */\n pesPts = (frag[9] & 0x0E) * 536870912 +// 1 << 29\n (frag[10] & 0xFF) * 4194304 +// 1 << 22\n (frag[11] & 0xFE) * 16384 +// 1 << 14\n (frag[12] & 0xFF) * 128 +// 1 << 7\n (frag[13] & 0xFE) / 2;\n // check if greater than 2^32 -1\n if (pesPts > 4294967295) {\n // decrement 2^33\n pesPts -= 8589934592;\n }\n if (pesFlags & 0x40) {\n pesDts = (frag[14] & 0x0E ) * 536870912 +// 1 << 29\n (frag[15] & 0xFF ) * 4194304 +// 1 << 22\n (frag[16] & 0xFE ) * 16384 +// 1 << 14\n (frag[17] & 0xFF ) * 128 +// 1 << 7\n (frag[18] & 0xFE ) / 2;\n // check if greater than 2^32 -1\n if (pesDts > 4294967295) {\n // decrement 2^33\n pesDts -= 8589934592;\n }\n } else {\n pesDts = pesPts;\n }\n }\n pesHdrLen = frag[8];\n payloadStartOffset = pesHdrLen + 9;\n\n stream.size -= payloadStartOffset;\n //reassemble PES packet\n pesData = new Uint8Array(stream.size);\n while (data.length) {\n frag = data.shift();\n var len = frag.byteLength;\n if (payloadStartOffset) {\n if (payloadStartOffset > len) {\n // trim full frag if PES header bigger than frag\n payloadStartOffset-=len;\n continue;\n } else {\n // trim partial frag if PES header smaller than frag\n frag = frag.subarray(payloadStartOffset);\n len-=payloadStartOffset;\n payloadStartOffset = 0;\n }\n }\n pesData.set(frag, i);\n i+=len;\n }\n return {data: pesData, pts: pesPts, dts: pesDts, len: pesLen};\n } else {\n return null;\n }\n }\n\n _parseAVCPES(pes) {\n var track = this._avcTrack,\n samples = track.samples,\n units = this._parseAVCNALu(pes.data),\n units2 = [],\n debug = false,\n key = false,\n length = 0,\n expGolombDecoder,\n avcSample,\n push,\n i;\n // no NALu found\n if (units.length === 0 && samples.length > 0) {\n // append pes.data to previous NAL unit\n var lastavcSample = samples[samples.length - 1];\n var lastUnit = lastavcSample.units.units[lastavcSample.units.units.length - 1];\n var tmp = new Uint8Array(lastUnit.data.byteLength + pes.data.byteLength);\n tmp.set(lastUnit.data, 0);\n tmp.set(pes.data, lastUnit.data.byteLength);\n lastUnit.data = tmp;\n lastavcSample.units.length += pes.data.byteLength;\n track.len += pes.data.byteLength;\n }\n //free pes.data to save up some memory\n pes.data = null;\n var debugString = '';\n\n units.forEach(unit => {\n switch(unit.type) {\n //NDR\n case 1:\n push = true;\n if(debug) {\n debugString += 'NDR ';\n }\n break;\n //IDR\n case 5:\n push = true;\n if(debug) {\n debugString += 'IDR ';\n }\n key = true;\n break;\n //SEI\n case 6:\n push = true;\n if(debug) {\n debugString += 'SEI ';\n }\n expGolombDecoder = new ExpGolomb(unit.data);\n\n // skip frameType\n expGolombDecoder.readUByte();\n\n var payloadType = expGolombDecoder.readUByte();\n\n // TODO: there can be more than one payload in an SEI packet...\n // TODO: need to read type and size in a while loop to get them all\n if (payloadType === 4)\n {\n var payloadSize = 0;\n\n do {\n payloadSize = expGolombDecoder.readUByte();\n }\n while (payloadSize === 255);\n\n var countryCode = expGolombDecoder.readUByte();\n\n if (countryCode === 181)\n {\n var providerCode = expGolombDecoder.readUShort();\n\n if (providerCode === 49)\n {\n var userStructure = expGolombDecoder.readUInt();\n\n if (userStructure === 0x47413934)\n {\n var userDataType = expGolombDecoder.readUByte();\n\n // Raw CEA-608 bytes wrapped in CEA-708 packet\n if (userDataType === 3)\n {\n var firstByte = expGolombDecoder.readUByte();\n var secondByte = expGolombDecoder.readUByte();\n\n var totalCCs = 31 & firstByte;\n var byteArray = [firstByte, secondByte];\n\n for (i=0; i 1) {\n logger.log(`AAC: align PTS for overlapping frames by ${Math.round((newPTS-pts)/90)}`);\n pts=newPTS;\n }\n }\n\n while ((offset + 5) < len) {\n // The protection skip bit tells us if we have 2 bytes of CRC data at the end of the ADTS header\n headerLength = (!!(data[offset + 1] & 0x01) ? 7 : 9);\n // retrieve frame size\n frameLength = ((data[offset + 3] & 0x03) << 11) |\n (data[offset + 4] << 3) |\n ((data[offset + 5] & 0xE0) >>> 5);\n frameLength -= headerLength;\n //stamp = pes.pts;\n\n if ((frameLength > 0) && ((offset + headerLength + frameLength) <= len)) {\n stamp = pts + frameIndex * frameDuration;\n //logger.log(`AAC frame, offset/length/total/pts:${offset+headerLength}/${frameLength}/${data.byteLength}/${(stamp/90).toFixed(0)}`);\n aacSample = {unit: data.subarray(offset + headerLength, offset + headerLength + frameLength), pts: stamp, dts: stamp};\n track.samples.push(aacSample);\n track.len += frameLength;\n offset += frameLength + headerLength;\n frameIndex++;\n // look for ADTS header (0xFFFx)\n for ( ; offset < (len - 1); offset++) {\n if ((data[offset] === 0xff) && ((data[offset + 1] & 0xf0) === 0xf0)) {\n break;\n }\n }\n } else {\n break;\n }\n }\n if (offset < len) {\n aacOverFlow = data.subarray(offset, len);\n //logger.log(`AAC: overflow detected:${len-offset}`);\n } else {\n aacOverFlow = null;\n }\n this.aacOverFlow = aacOverFlow;\n this.lastAacPTS = stamp;\n }\n\n _parseID3PES(pes) {\n this._id3Track.samples.push(pes);\n }\n}\n\nexport default TSDemuxer;\n\n",
+ "/**\n * highly optimized TS demuxer:\n * parse PAT, PMT\n * extract PES packet from audio and video PIDs\n * extract AVC/H264 NAL units and AAC/ADTS samples from PES packet\n * trigger the remuxer upon parsing completion\n * it also tries to workaround as best as it can audio codec switch (HE-AAC to AAC and vice versa), without having to restart the MediaSource.\n * it also controls the remuxing process :\n * upon discontinuity or level switch detection, it will also notifies the remuxer so that it can reset its state.\n*/\n\n import ADTS from './adts';\n import Event from '../events';\n import ExpGolomb from './exp-golomb';\n// import Hex from '../utils/hex';\n import {logger} from '../utils/logger';\n import {ErrorTypes, ErrorDetails} from '../errors';\n\n class TSDemuxer {\n\n constructor(observer,remuxerClass) {\n this.observer = observer;\n this.remuxerClass = remuxerClass;\n this.lastCC = 0;\n this.remuxer = new this.remuxerClass(observer);\n }\n\n static probe(data) {\n // a TS fragment should contain at least 3 TS packets, a PAT, a PMT, and one PID, each starting with 0x47\n if (data.length >= 3*188 && data[0] === 0x47 && data[188] === 0x47 && data[2*188] === 0x47) {\n return true;\n } else {\n return false;\n }\n }\n\n switchLevel() {\n this.pmtParsed = false;\n this._pmtId = -1;\n this.lastAacPTS = null;\n this.aacOverFlow = null;\n this._avcTrack = {container : 'video/mp2t', type: 'video', id :-1, sequenceNumber: 0, samples : [], len : 0, nbNalu : 0};\n this._aacTrack = {container : 'video/mp2t', type: 'audio', id :-1, sequenceNumber: 0, samples : [], len : 0};\n this._id3Track = {type: 'id3', id :-1, sequenceNumber: 0, samples : [], len : 0};\n this._txtTrack = {type: 'text', id: -1, sequenceNumber: 0, samples: [], len: 0};\n this.remuxer.switchLevel();\n }\n\n insertDiscontinuity() {\n this.switchLevel();\n this.remuxer.insertDiscontinuity();\n }\n\n // feed incoming data to the front of the parsing pipeline\n push(data, audioCodec, videoCodec, timeOffset, cc, level, sn, duration) {\n var avcData, aacData, id3Data,\n start, len = data.length, stt, pid, atf, offset,\n codecsOnly = this.remuxer.passthrough,\n unknownPIDs = false;\n\n this.audioCodec = audioCodec;\n this.videoCodec = videoCodec;\n this.timeOffset = timeOffset;\n this._duration = duration;\n this.contiguous = false;\n if (cc !== this.lastCC) {\n logger.log('discontinuity detected');\n this.insertDiscontinuity();\n this.lastCC = cc;\n } else if (level !== this.lastLevel) {\n logger.log('level switch detected');\n this.switchLevel();\n this.lastLevel = level;\n } else if (sn === (this.lastSN+1)) {\n this.contiguous = true;\n }\n this.lastSN = sn;\n\n if(!this.contiguous) {\n // flush any partial content\n this.aacOverFlow = null;\n }\n\n var pmtParsed = this.pmtParsed,\n avcId = this._avcTrack.id,\n aacId = this._aacTrack.id,\n id3Id = this._id3Track.id;\n\n // don't parse last TS packet if incomplete\n len -= len % 188;\n // loop through TS packets\n for (start = 0; start < len; start += 188) {\n if (data[start] === 0x47) {\n stt = !!(data[start + 1] & 0x40);\n // pid is a 13-bit field starting at the last bit of TS[1]\n pid = ((data[start + 1] & 0x1f) << 8) + data[start + 2];\n atf = (data[start + 3] & 0x30) >> 4;\n // if an adaption field is present, its length is specified by the fifth byte of the TS packet header.\n if (atf > 1) {\n offset = start + 5 + data[start + 4];\n // continue if there is only adaptation field\n if (offset === (start + 188)) {\n continue;\n }\n } else {\n offset = start + 4;\n }\n if (pmtParsed) {\n if (pid === avcId) {\n if (stt) {\n if (avcData) {\n this._parseAVCPES(this._parsePES(avcData));\n if (codecsOnly) {\n // if we have video codec info AND\n // if audio PID is undefined OR if we have audio codec info,\n // we have all codec info !\n if (this._avcTrack.codec && (aacId === -1 || this._aacTrack.codec)) {\n this.remux(data);\n return;\n }\n }\n }\n avcData = {data: [], size: 0};\n }\n if (avcData) {\n avcData.data.push(data.subarray(offset, start + 188));\n avcData.size += start + 188 - offset;\n }\n } else if (pid === aacId) {\n if (stt) {\n if (aacData) {\n this._parseAACPES(this._parsePES(aacData));\n if (codecsOnly) {\n // here we now that we have audio codec info\n // if video PID is undefined OR if we have video codec info,\n // we have all codec infos !\n if (this._aacTrack.codec && (avcId === -1 || this._avcTrack.codec)) {\n this.remux(data);\n return;\n }\n }\n }\n aacData = {data: [], size: 0};\n }\n if (aacData) {\n aacData.data.push(data.subarray(offset, start + 188));\n aacData.size += start + 188 - offset;\n }\n } else if (pid === id3Id) {\n if (stt) {\n if (id3Data) {\n this._parseID3PES(this._parsePES(id3Data));\n }\n id3Data = {data: [], size: 0};\n }\n if (id3Data) {\n id3Data.data.push(data.subarray(offset, start + 188));\n id3Data.size += start + 188 - offset;\n }\n }\n } else {\n if (stt) {\n offset += data[offset] + 1;\n }\n if (pid === 0) {\n this._parsePAT(data, offset);\n } else if (pid === this._pmtId) {\n this._parsePMT(data, offset);\n pmtParsed = this.pmtParsed = true;\n avcId = this._avcTrack.id;\n aacId = this._aacTrack.id;\n id3Id = this._id3Track.id;\n if (unknownPIDs) {\n logger.log('reparse from beginning');\n unknownPIDs = false;\n // we set it to -188, the += 188 in the for loop will reset start to 0\n start = -188;\n }\n } else {\n logger.log('unknown PID found before PAT/PMT');\n unknownPIDs = true;\n }\n }\n } else {\n this.observer.trigger(Event.ERROR, {type : ErrorTypes.MEDIA_ERROR, details: ErrorDetails.FRAG_PARSING_ERROR, fatal: false, reason: 'TS packet did not start with 0x47'});\n }\n }\n // parse last PES packet\n if (avcData) {\n this._parseAVCPES(this._parsePES(avcData));\n }\n if (aacData) {\n this._parseAACPES(this._parsePES(aacData));\n }\n if (id3Data) {\n this._parseID3PES(this._parsePES(id3Data));\n }\n this.remux(null);\n }\n\n remux(data) {\n this.remuxer.remux(this._aacTrack, this._avcTrack, this._id3Track, this._txtTrack, this.timeOffset, this.contiguous, data);\n }\n\n destroy() {\n this.switchLevel();\n this._initPTS = this._initDTS = undefined;\n this._duration = 0;\n }\n\n _parsePAT(data, offset) {\n // skip the PSI header and parse the first PMT entry\n this._pmtId = (data[offset + 10] & 0x1F) << 8 | data[offset + 11];\n //logger.log('PMT PID:' + this._pmtId);\n }\n\n _parsePMT(data, offset) {\n var sectionLength, tableEnd, programInfoLength, pid;\n sectionLength = (data[offset + 1] & 0x0f) << 8 | data[offset + 2];\n tableEnd = offset + 3 + sectionLength - 4;\n // to determine where the table is, we have to figure out how\n // long the program info descriptors are\n programInfoLength = (data[offset + 10] & 0x0f) << 8 | data[offset + 11];\n // advance the offset to the first entry in the mapping table\n offset += 12 + programInfoLength;\n while (offset < tableEnd) {\n pid = (data[offset + 1] & 0x1F) << 8 | data[offset + 2];\n switch(data[offset]) {\n // ISO/IEC 13818-7 ADTS AAC (MPEG-2 lower bit-rate audio)\n case 0x0f:\n //logger.log('AAC PID:' + pid);\n this._aacTrack.id = pid;\n break;\n // Packetized metadata (ID3)\n case 0x15:\n //logger.log('ID3 PID:' + pid);\n this._id3Track.id = pid;\n break;\n // ITU-T Rec. H.264 and ISO/IEC 14496-10 (lower bit-rate video)\n case 0x1b:\n //logger.log('AVC PID:' + pid);\n this._avcTrack.id = pid;\n break;\n default:\n logger.log('unkown stream type:' + data[offset]);\n break;\n }\n // move to the next table entry\n // skip past the elementary stream descriptors, if present\n offset += ((data[offset + 3] & 0x0F) << 8 | data[offset + 4]) + 5;\n }\n }\n\n _parsePES(stream) {\n var i = 0, frag, pesFlags, pesPrefix, pesLen, pesHdrLen, pesData, pesPts, pesDts, payloadStartOffset, data = stream.data;\n //retrieve PTS/DTS from first fragment\n frag = data[0];\n pesPrefix = (frag[0] << 16) + (frag[1] << 8) + frag[2];\n if (pesPrefix === 1) {\n pesLen = (frag[4] << 8) + frag[5];\n pesFlags = frag[7];\n if (pesFlags & 0xC0) {\n /* PES header described here : http://dvd.sourceforge.net/dvdinfo/pes-hdr.html\n as PTS / DTS is 33 bit we cannot use bitwise operator in JS,\n as Bitwise operators treat their operands as a sequence of 32 bits */\n pesPts = (frag[9] & 0x0E) * 536870912 +// 1 << 29\n (frag[10] & 0xFF) * 4194304 +// 1 << 22\n (frag[11] & 0xFE) * 16384 +// 1 << 14\n (frag[12] & 0xFF) * 128 +// 1 << 7\n (frag[13] & 0xFE) / 2;\n // check if greater than 2^32 -1\n if (pesPts > 4294967295) {\n // decrement 2^33\n pesPts -= 8589934592;\n }\n if (pesFlags & 0x40) {\n pesDts = (frag[14] & 0x0E ) * 536870912 +// 1 << 29\n (frag[15] & 0xFF ) * 4194304 +// 1 << 22\n (frag[16] & 0xFE ) * 16384 +// 1 << 14\n (frag[17] & 0xFF ) * 128 +// 1 << 7\n (frag[18] & 0xFE ) / 2;\n // check if greater than 2^32 -1\n if (pesDts > 4294967295) {\n // decrement 2^33\n pesDts -= 8589934592;\n }\n } else {\n pesDts = pesPts;\n }\n }\n pesHdrLen = frag[8];\n payloadStartOffset = pesHdrLen + 9;\n\n stream.size -= payloadStartOffset;\n //reassemble PES packet\n pesData = new Uint8Array(stream.size);\n while (data.length) {\n frag = data.shift();\n var len = frag.byteLength;\n if (payloadStartOffset) {\n if (payloadStartOffset > len) {\n // trim full frag if PES header bigger than frag\n payloadStartOffset-=len;\n continue;\n } else {\n // trim partial frag if PES header smaller than frag\n frag = frag.subarray(payloadStartOffset);\n len-=payloadStartOffset;\n payloadStartOffset = 0;\n }\n }\n pesData.set(frag, i);\n i+=len;\n }\n return {data: pesData, pts: pesPts, dts: pesDts, len: pesLen};\n } else {\n return null;\n }\n }\n\n _parseAVCPES(pes) {\n var track = this._avcTrack,\n samples = track.samples,\n units = this._parseAVCNALu(pes.data),\n units2 = [],\n debug = false,\n key = false,\n length = 0,\n expGolombDecoder,\n avcSample,\n push,\n i;\n // no NALu found\n if (units.length === 0 && samples.length > 0) {\n // append pes.data to previous NAL unit\n var lastavcSample = samples[samples.length - 1];\n var lastUnit = lastavcSample.units.units[lastavcSample.units.units.length - 1];\n var tmp = new Uint8Array(lastUnit.data.byteLength + pes.data.byteLength);\n tmp.set(lastUnit.data, 0);\n tmp.set(pes.data, lastUnit.data.byteLength);\n lastUnit.data = tmp;\n lastavcSample.units.length += pes.data.byteLength;\n track.len += pes.data.byteLength;\n }\n //free pes.data to save up some memory\n pes.data = null;\n var debugString = '';\n\n units.forEach(unit => {\n switch(unit.type) {\n //NDR\n case 1:\n push = true;\n if(debug) {\n debugString += 'NDR ';\n }\n break;\n //IDR\n case 5:\n push = true;\n if(debug) {\n debugString += 'IDR ';\n }\n key = true;\n break;\n //SEI\n case 6:\n push = true;\n if(debug) {\n debugString += 'SEI ';\n }\n expGolombDecoder = new ExpGolomb(unit.data);\n\n // skip frameType\n expGolombDecoder.readUByte();\n\n var payloadType = expGolombDecoder.readUByte();\n\n // TODO: there can be more than one payload in an SEI packet...\n // TODO: need to read type and size in a while loop to get them all\n if (payloadType === 4)\n {\n var payloadSize = 0;\n\n do {\n payloadSize = expGolombDecoder.readUByte();\n }\n while (payloadSize === 255);\n\n var countryCode = expGolombDecoder.readUByte();\n\n if (countryCode === 181)\n {\n var providerCode = expGolombDecoder.readUShort();\n\n if (providerCode === 49)\n {\n var userStructure = expGolombDecoder.readUInt();\n\n if (userStructure === 0x47413934)\n {\n var userDataType = expGolombDecoder.readUByte();\n\n // Raw CEA-608 bytes wrapped in CEA-708 packet\n if (userDataType === 3)\n {\n var firstByte = expGolombDecoder.readUByte();\n var secondByte = expGolombDecoder.readUByte();\n\n var totalCCs = 31 & firstByte;\n var byteArray = [firstByte, secondByte];\n\n for (i=0; i 1) {\n logger.log(`AAC: align PTS for overlapping frames by ${Math.round((newPTS-pts)/90)}`);\n pts=newPTS;\n }\n }\n\n while ((offset + 5) < len) {\n // The protection skip bit tells us if we have 2 bytes of CRC data at the end of the ADTS header\n headerLength = (!!(data[offset + 1] & 0x01) ? 7 : 9);\n // retrieve frame size\n frameLength = ((data[offset + 3] & 0x03) << 11) |\n (data[offset + 4] << 3) |\n ((data[offset + 5] & 0xE0) >>> 5);\n frameLength -= headerLength;\n //stamp = pes.pts;\n\n if ((frameLength > 0) && ((offset + headerLength + frameLength) <= len)) {\n stamp = pts + frameIndex * frameDuration;\n //logger.log(`AAC frame, offset/length/total/pts:${offset+headerLength}/${frameLength}/${data.byteLength}/${(stamp/90).toFixed(0)}`);\n aacSample = {unit: data.subarray(offset + headerLength, offset + headerLength + frameLength), pts: stamp, dts: stamp};\n track.samples.push(aacSample);\n track.len += frameLength;\n offset += frameLength + headerLength;\n frameIndex++;\n // look for ADTS header (0xFFFx)\n for ( ; offset < (len - 1); offset++) {\n if ((data[offset] === 0xff) && ((data[offset + 1] & 0xf0) === 0xf0)) {\n break;\n }\n }\n } else {\n break;\n }\n }\n if (offset < len) {\n aacOverFlow = data.subarray(offset, len);\n //logger.log(`AAC: overflow detected:${len-offset}`);\n } else {\n aacOverFlow = null;\n }\n this.aacOverFlow = aacOverFlow;\n this.lastAacPTS = stamp;\n }\n\n _parseID3PES(pes) {\n this._id3Track.samples.push(pes);\n }\n}\n\nexport default TSDemuxer;\n\n",
"export const ErrorTypes = {\n // Identifier for a network error (loading error / timeout ...)\n NETWORK_ERROR: 'networkError',\n // Identifier for a media Error (video/parsing/mediasource error)\n MEDIA_ERROR: 'mediaError',\n // Identifier for all other errors\n OTHER_ERROR: 'otherError'\n};\n\nexport const ErrorDetails = {\n // Identifier for a manifest load error - data: { url : faulty URL, response : XHR response}\n MANIFEST_LOAD_ERROR: 'manifestLoadError',\n // Identifier for a manifest load timeout - data: { url : faulty URL, response : XHR response}\n MANIFEST_LOAD_TIMEOUT: 'manifestLoadTimeOut',\n // Identifier for a manifest parsing error - data: { url : faulty URL, reason : error reason}\n MANIFEST_PARSING_ERROR: 'manifestParsingError',\n // Identifier for a manifest with only incompatible codecs error - data: { url : faulty URL, reason : error reason}\n MANIFEST_INCOMPATIBLE_CODECS_ERROR: 'manifestIncompatibleCodecsError',\n // Identifier for playlist load error - data: { url : faulty URL, response : XHR response}\n LEVEL_LOAD_ERROR: 'levelLoadError',\n // Identifier for playlist load timeout - data: { url : faulty URL, response : XHR response}\n LEVEL_LOAD_TIMEOUT: 'levelLoadTimeOut',\n // Identifier for a level switch error - data: { level : faulty level Id, event : error description}\n LEVEL_SWITCH_ERROR: 'levelSwitchError',\n // Identifier for fragment load error - data: { frag : fragment object, response : XHR response}\n FRAG_LOAD_ERROR: 'fragLoadError',\n // Identifier for fragment loop loading error - data: { frag : fragment object}\n FRAG_LOOP_LOADING_ERROR: 'fragLoopLoadingError',\n // Identifier for fragment load timeout error - data: { frag : fragment object}\n FRAG_LOAD_TIMEOUT: 'fragLoadTimeOut',\n // Identifier for a fragment decryption error event - data: parsing error description\n FRAG_DECRYPT_ERROR: 'fragDecryptError',\n // Identifier for a fragment parsing error event - data: parsing error description\n FRAG_PARSING_ERROR: 'fragParsingError',\n // Identifier for decrypt key load error - data: { frag : fragment object, response : XHR response}\n KEY_LOAD_ERROR: 'keyLoadError',\n // Identifier for decrypt key load timeout error - data: { frag : fragment object}\n KEY_LOAD_TIMEOUT: 'keyLoadTimeOut',\n // Identifier for a buffer append error - data: append error description\n BUFFER_APPEND_ERROR: 'bufferAppendError',\n // Identifier for a buffer appending error event - data: appending error description\n BUFFER_APPENDING_ERROR: 'bufferAppendingError',\n // Identifier for a buffer stalled error event\n BUFFER_STALLED_ERROR: 'bufferStalledError',\n // Identifier for a buffer full event\n BUFFER_FULL_ERROR: 'bufferFullError',\n // Identifier for a buffer seek over hole event\n BUFFER_SEEK_OVER_HOLE: 'bufferSeekOverHole',\n // Identifier for an internal exception happening inside hls.js while handling an event\n INTERNAL_EXCEPTION: 'internalException'\n};\n",
"/*\n*\n* All objects in the event handling chain should inherit from this class\n*\n*/\n\nimport {logger} from './utils/logger';\nimport {ErrorTypes, ErrorDetails} from './errors';\nimport Event from './events';\n\nclass EventHandler {\n\n constructor(hls, ...events) {\n this.hls = hls;\n this.onEvent = this.onEvent.bind(this);\n this.handledEvents = events;\n this.useGenericHandler = true;\n\n this.registerListeners();\n }\n\n destroy() {\n this.unregisterListeners();\n }\n\n isEventHandler() {\n return typeof this.handledEvents === 'object' && this.handledEvents.length && typeof this.onEvent === 'function';\n }\n\n registerListeners() {\n if (this.isEventHandler()) {\n this.handledEvents.forEach(function(event) {\n if (event === 'hlsEventGeneric') {\n throw new Error('Forbidden event name: ' + event);\n }\n this.hls.on(event, this.onEvent);\n }.bind(this));\n }\n }\n\n unregisterListeners() {\n if (this.isEventHandler()) {\n this.handledEvents.forEach(function(event) {\n this.hls.off(event, this.onEvent);\n }.bind(this));\n }\n }\n\n /*\n * arguments: event (string), data (any)\n */\n onEvent(event, data) {\n this.onEventGeneric(event, data);\n }\n\n onEventGeneric(event, data) {\n var eventToFunction = function(event, data) {\n var funcName = 'on' + event.replace('hls', '');\n if (typeof this[funcName] !== 'function') {\n throw new Error(`Event ${event} has no generic handler in this ${this.constructor.name} class (tried ${funcName})`);\n }\n return this[funcName].bind(this, data);\n };\n try {\n eventToFunction.call(this, event, data).call();\n } catch (err) {\n logger.error(`internal error happened while processing ${event}:${err.message}`);\n this.hls.trigger(Event.ERROR, {type: ErrorTypes.OTHER_ERROR, details: ErrorDetails.INTERNAL_EXCEPTION, fatal: false, event : event, err : err});\n }\n }\n}\n\nexport default EventHandler;\n",
"module.exports = {\n // fired before MediaSource is attaching to media element - data: { media }\n MEDIA_ATTACHING: 'hlsMediaAttaching',\n // fired when MediaSource has been succesfully attached to media element - data: { }\n MEDIA_ATTACHED: 'hlsMediaAttached',\n // fired before detaching MediaSource from media element - data: { }\n MEDIA_DETACHING: 'hlsMediaDetaching',\n // fired when MediaSource has been detached from media element - data: { }\n MEDIA_DETACHED: 'hlsMediaDetached',\n // fired when we buffer is going to be resetted\n BUFFER_RESET: 'hlsBufferReset',\n // fired when we know about the codecs that we need buffers for to push into - data: {tracks : { container, codec, levelCodec, initSegment, metadata }}\n BUFFER_CODECS: 'hlsBufferCodecs',\n // fired when we append a segment to the buffer - data: { segment: segment object }\n BUFFER_APPENDING: 'hlsBufferAppending',\n // fired when we are done with appending a media segment to the buffer\n BUFFER_APPENDED: 'hlsBufferAppended',\n // fired when the stream is finished and we want to notify the media buffer that there will be no more data\n BUFFER_EOS: 'hlsBufferEos',\n // fired when the media buffer should be flushed - data {startOffset, endOffset}\n BUFFER_FLUSHING: 'hlsBufferFlushing',\n // fired when the media has been flushed\n BUFFER_FLUSHED: 'hlsBufferFlushed',\n // fired to signal that a manifest loading starts - data: { url : manifestURL}\n MANIFEST_LOADING: 'hlsManifestLoading',\n // fired after manifest has been loaded - data: { levels : [available quality levels] , url : manifestURL, stats : { trequest, tfirst, tload, mtime}}\n MANIFEST_LOADED: 'hlsManifestLoaded',\n // fired after manifest has been parsed - data: { levels : [available quality levels] , firstLevel : index of first quality level appearing in Manifest}\n MANIFEST_PARSED: 'hlsManifestParsed',\n // fired when a level playlist loading starts - data: { url : level URL level : id of level being loaded}\n LEVEL_LOADING: 'hlsLevelLoading',\n // fired when a level playlist loading finishes - data: { details : levelDetails object, level : id of loaded level, stats : { trequest, tfirst, tload, mtime} }\n LEVEL_LOADED: 'hlsLevelLoaded',\n // fired when a level's details have been updated based on previous details, after it has been loaded. - data: { details : levelDetails object, level : id of updated level }\n LEVEL_UPDATED: 'hlsLevelUpdated',\n // fired when a level's PTS information has been updated after parsing a fragment - data: { details : levelDetails object, level : id of updated level, drift: PTS drift observed when parsing last fragment }\n LEVEL_PTS_UPDATED: 'hlsLevelPtsUpdated',\n // fired when a level switch is requested - data: { level : id of new level }\n LEVEL_SWITCH: 'hlsLevelSwitch',\n // fired when a fragment loading starts - data: { frag : fragment object}\n FRAG_LOADING: 'hlsFragLoading',\n // fired when a fragment loading is progressing - data: { frag : fragment object, { trequest, tfirst, loaded}}\n FRAG_LOAD_PROGRESS: 'hlsFragLoadProgress',\n // Identifier for fragment load aborting for emergency switch down - data: {frag : fragment object}\n FRAG_LOAD_EMERGENCY_ABORTED: 'hlsFragLoadEmergencyAborted',\n // fired when a fragment loading is completed - data: { frag : fragment object, payload : fragment payload, stats : { trequest, tfirst, tload, length}}\n FRAG_LOADED: 'hlsFragLoaded',\n // fired when Init Segment has been extracted from fragment - data: { moov : moov MP4 box, codecs : codecs found while parsing fragment}\n FRAG_PARSING_INIT_SEGMENT: 'hlsFragParsingInitSegment',\n // fired when parsing sei text is completed - data: { samples : [ sei samples pes ] }\n FRAG_PARSING_USERDATA: 'hlsFragParsingUserdata',\n // fired when parsing id3 is completed - data: { samples : [ id3 samples pes ] }\n FRAG_PARSING_METADATA: 'hlsFragParsingMetadata',\n // fired when data have been extracted from fragment - data: { data1 : moof MP4 box or TS fragments, data2 : mdat MP4 box or null}\n FRAG_PARSING_DATA: 'hlsFragParsingData',\n // fired when fragment parsing is completed - data: undefined\n FRAG_PARSED: 'hlsFragParsed',\n // fired when fragment remuxed MP4 boxes have all been appended into SourceBuffer - data: { frag : fragment object, stats : { trequest, tfirst, tload, tparsed, tbuffered, length} }\n FRAG_BUFFERED: 'hlsFragBuffered',\n // fired when fragment matching with current media position is changing - data : { frag : fragment object }\n FRAG_CHANGED: 'hlsFragChanged',\n // Identifier for a FPS drop event - data: {curentDropped, currentDecoded, totalDroppedFrames}\n FPS_DROP: 'hlsFpsDrop',\n // Identifier for an error event - data: { type : error type, details : error details, fatal : if true, hls.js cannot/will not try to recover, if false, hls.js will try to recover,other error specific data}\n ERROR: 'hlsError',\n // fired when hls.js instance starts destroying. Different from MEDIA_DETACHED as one could want to detach and reattach a media to the instance of hls.js to handle mid-rolls for example\n DESTROYING: 'hlsDestroying',\n // fired when a decrypt key loading starts - data: { frag : fragment object}\n KEY_LOADING: 'hlsKeyLoading',\n // fired when a decrypt key loading is completed - data: { frag : fragment object, payload : key payload, stats : { trequest, tfirst, tload, length}}\n KEY_LOADED: 'hlsKeyLoaded',\n};\n",
@@ -83,7 +83,7 @@
"var BinarySearch = {\n /**\n * Searches for an item in an array which matches a certain condition.\n * This requires the condition to only match one item in the array,\n * and for the array to be ordered.\n *\n * @param {Array} list The array to search.\n * @param {Function} comparisonFunction\n * Called and provided a candidate item as the first argument.\n * Should return:\n * > -1 if the item should be located at a lower index than the provided item.\n * > 1 if the item should be located at a higher index than the provided item.\n * > 0 if the item is the item you're looking for.\n *\n * @return {*} The object if it is found or null otherwise.\n */\n search: function(list, comparisonFunction) {\n var minIndex = 0;\n var maxIndex = list.length - 1;\n var currentIndex = null;\n var currentElement = null;\n \n while (minIndex <= maxIndex) {\n currentIndex = (minIndex + maxIndex) / 2 | 0;\n currentElement = list[currentIndex];\n \n var comparisonResult = comparisonFunction(currentElement);\n if (comparisonResult > 0) {\n minIndex = currentIndex + 1;\n }\n else if (comparisonResult < 0) {\n maxIndex = currentIndex - 1;\n }\n else {\n return currentElement;\n }\n }\n \n return null;\n }\n};\n\nmodule.exports = BinarySearch;\n",
"/*\n * CEA-708 interpreter\n*/\n\nclass CEA708Interpreter {\n\n constructor() {\n }\n\n attach(media) {\n this.media = media;\n this.display = [];\n this.memory = [];\n }\n\n detach()\n {\n this.clear();\n }\n\n destroy() {\n }\n\n _createCue()\n {\n var VTTCue = window.VTTCue || window.TextTrackCue;\n\n var cue = this.cue = new VTTCue(-1, -1, '');\n cue.text = '';\n cue.pauseOnExit = false;\n\n // make sure it doesn't show up before it's ready\n cue.startTime = Number.MAX_VALUE;\n\n // show it 'forever' once we do show it\n // (we'll set the end time once we know it later)\n cue.endTime = Number.MAX_VALUE;\n\n this.memory.push(cue);\n }\n\n clear()\n {\n var textTrack = this._textTrack;\n if (textTrack && textTrack.cues)\n {\n while (textTrack.cues.length > 0)\n {\n textTrack.removeCue(textTrack.cues[0]);\n }\n }\n }\n\n push(timestamp, bytes)\n {\n if (!this.cue)\n {\n this._createCue();\n }\n\n var count = bytes[0] & 31;\n var position = 2;\n var tmpByte, ccbyte1, ccbyte2, ccValid, ccType;\n\n for (var j=0; j= 0x30 && ccbyte2 <= 0x3F)\n {\n // extended chars, e.g. musical note, accents\n switch (ccbyte2)\n {\n case 48:\n this.cue.text += '®';\n break;\n case 49:\n this.cue.text += '°';\n break;\n case 50:\n this.cue.text += '½';\n break;\n case 51:\n this.cue.text += '¿';\n break;\n case 52:\n this.cue.text += '™';\n break;\n case 53:\n this.cue.text += '¢';\n break;\n case 54:\n this.cue.text += '';\n break;\n case 55:\n this.cue.text += '£';\n break;\n case 56:\n this.cue.text += '♪';\n break;\n case 57:\n this.cue.text += ' ';\n break;\n case 58:\n this.cue.text += 'è';\n break;\n case 59:\n this.cue.text += 'â';\n break;\n case 60:\n this.cue.text += 'ê';\n break;\n case 61:\n this.cue.text += 'î';\n break;\n case 62:\n this.cue.text += 'ô';\n break;\n case 63:\n this.cue.text += 'û';\n break;\n }\n }\n if ((ccbyte1 === 0x11 || ccbyte1 === 0x19) && ccbyte2 >= 0x20 && ccbyte2 <= 0x2F)\n {\n // Mid-row codes: color/underline\n switch (ccbyte2)\n {\n case 0x20:\n // White\n break;\n case 0x21:\n // White Underline\n break;\n case 0x22:\n // Green\n break;\n case 0x23:\n // Green Underline\n break;\n case 0x24:\n // Blue\n break;\n case 0x25:\n // Blue Underline\n break;\n case 0x26:\n // Cyan\n break;\n case 0x27:\n // Cyan Underline\n break;\n case 0x28:\n // Red\n break;\n case 0x29:\n // Red Underline\n break;\n case 0x2A:\n // Yellow\n break;\n case 0x2B:\n // Yellow Underline\n break;\n case 0x2C:\n // Magenta\n break;\n case 0x2D:\n // Magenta Underline\n break;\n case 0x2E:\n // Italics\n break;\n case 0x2F:\n // Italics Underline\n break;\n }\n }\n if ((ccbyte1 === 0x14 || ccbyte1 === 0x1C) && ccbyte2 >= 0x20 && ccbyte2 <= 0x2F)\n {\n // Mid-row codes: color/underline\n switch (ccbyte2)\n {\n case 0x20:\n // TODO: shouldn't affect roll-ups...\n this._clearActiveCues(timestamp);\n // RCL: Resume Caption Loading\n // begin pop on\n break;\n case 0x21:\n // BS: Backspace\n this.cue.text = this.cue.text.substr(0, this.cue.text.length-1);\n break;\n case 0x22:\n // AOF: reserved (formerly alarm off)\n break;\n case 0x23:\n // AON: reserved (formerly alarm on)\n break;\n case 0x24:\n // DER: Delete to end of row\n break;\n case 0x25:\n // RU2: roll-up 2 rows\n //this._rollup(2);\n break;\n case 0x26:\n // RU3: roll-up 3 rows\n //this._rollup(3);\n break;\n case 0x27:\n // RU4: roll-up 4 rows\n //this._rollup(4);\n break;\n case 0x28:\n // FON: Flash on\n break;\n case 0x29:\n // RDC: Resume direct captioning\n this._clearActiveCues(timestamp);\n break;\n case 0x2A:\n // TR: Text Restart\n break;\n case 0x2B:\n // RTD: Resume Text Display\n break;\n case 0x2C:\n // EDM: Erase Displayed Memory\n this._clearActiveCues(timestamp);\n break;\n case 0x2D:\n // CR: Carriage Return\n // only affects roll-up\n //this._rollup(1);\n break;\n case 0x2E:\n // ENM: Erase non-displayed memory\n this._text = '';\n break;\n case 0x2F:\n this._flipMemory(timestamp);\n // EOC: End of caption\n // hide any displayed captions and show any hidden one\n break;\n }\n }\n if ((ccbyte1 === 0x17 || ccbyte1 === 0x1F) && ccbyte2 >= 0x21 && ccbyte2 <= 0x23)\n {\n // Mid-row codes: color/underline\n switch (ccbyte2)\n {\n case 0x21:\n // TO1: tab offset 1 column\n break;\n case 0x22:\n // TO1: tab offset 2 column\n break;\n case 0x23:\n // TO1: tab offset 3 column\n break;\n }\n }\n else {\n // Probably a pre-amble address code\n }\n }\n }\n }\n }\n\n _fromCharCode(tmpByte)\n {\n switch (tmpByte)\n {\n case 42:\n return 'á';\n\n case 2:\n return 'á';\n\n case 2:\n return 'é';\n\n case 4:\n return 'í';\n\n case 5:\n return 'ó';\n\n case 6:\n return 'ú';\n\n case 3:\n return 'ç';\n\n case 4:\n return '÷';\n\n case 5:\n return 'Ñ';\n\n case 6:\n return 'ñ';\n\n case 7:\n return '█';\n\n default:\n return String.fromCharCode(tmpByte);\n }\n }\n\n _flipMemory(timestamp)\n {\n this._clearActiveCues(timestamp);\n this._flushCaptions(timestamp);\n }\n\n _flushCaptions(timestamp)\n {\n if (!this._has708)\n {\n this._textTrack = this.media.addTextTrack('captions', 'English', 'en');\n this._has708 = true;\n }\n\n for(let memoryItem of this.memory)\n {\n memoryItem.startTime = timestamp;\n this._textTrack.addCue(memoryItem);\n this.display.push(memoryItem);\n }\n\n this.memory = [];\n this.cue = null;\n }\n\n _clearActiveCues(timestamp)\n {\n for (let displayItem of this.display)\n {\n displayItem.endTime = timestamp;\n }\n\n this.display = [];\n }\n\n/* _rollUp(n)\n {\n // TODO: implement roll-up captions\n }\n*/\n _clearBufferedCues()\n {\n //remove them all...\n }\n\n}\n\nexport default CEA708Interpreter;\n\n",
"'use strict';\n\nfunction noop() {}\n\nconst fakeLogger = {\n trace: noop,\n debug: noop,\n log: noop,\n warn: noop,\n info: noop,\n error: noop\n};\n\nlet exportedLogger = fakeLogger;\n\n//let lastCallTime;\n// function formatMsgWithTimeInfo(type, msg) {\n// const now = Date.now();\n// const diff = lastCallTime ? '+' + (now - lastCallTime) : '0';\n// lastCallTime = now;\n// msg = (new Date(now)).toISOString() + ' | [' + type + '] > ' + msg + ' ( ' + diff + ' ms )';\n// return msg;\n// }\n\nfunction formatMsg(type, msg) {\n msg = '[' + type + '] > ' + msg;\n return msg;\n}\n\nfunction consolePrintFn(type) {\n const func = window.console[type];\n if (func) {\n return function(...args) {\n if(args[0]) {\n args[0] = formatMsg(type, args[0]);\n }\n func.apply(window.console, args);\n };\n }\n return noop;\n}\n\nfunction exportLoggerFunctions(debugConfig, ...functions) {\n functions.forEach(function(type) {\n exportedLogger[type] = debugConfig[type] ? debugConfig[type].bind(debugConfig) : consolePrintFn(type);\n });\n}\n\nexport var enableLogs = function(debugConfig) {\n if (debugConfig === true || typeof debugConfig === 'object') {\n exportLoggerFunctions(debugConfig,\n // Remove out from list here to hard-disable a log-level\n //'trace',\n 'debug',\n 'log',\n 'info',\n 'warn',\n 'error'\n );\n // Some browsers don't allow to use bind on console object anyway\n // fallback to default if needed\n try {\n exportedLogger.log();\n } catch (e) {\n exportedLogger = fakeLogger;\n }\n }\n else {\n exportedLogger = fakeLogger;\n }\n};\n\nexport var logger = exportedLogger;\n",
- "var URLHelper = {\n\n // build an absolute URL from a relative one using the provided baseURL\n // if relativeURL is an absolute URL it will be returned as is.\n buildAbsoluteURL: function(baseURL, relativeURL) {\n // remove any remaining space and CRLF\n relativeURL = relativeURL.trim();\n if (/^[a-z]+:/i.test(relativeURL)) {\n // complete url, not relative\n return relativeURL;\n }\n\n var relativeURLQuery = null;\n var relativeURLHash = null;\n\n var relativeURLHashSplit = /^([^#]*)(.*)$/.exec(relativeURL);\n if (relativeURLHashSplit) {\n relativeURLHash = relativeURLHashSplit[2];\n relativeURL = relativeURLHashSplit[1];\n }\n var relativeURLQuerySplit = /^([^\\?]*)(.*)$/.exec(relativeURL);\n if (relativeURLQuerySplit) {\n relativeURLQuery = relativeURLQuerySplit[2];\n relativeURL = relativeURLQuerySplit[1];\n }\n\n var baseURLHashSplit = /^([^#]*)(.*)$/.exec(baseURL);\n if (baseURLHashSplit) {\n baseURL = baseURLHashSplit[1];\n }\n var baseURLQuerySplit = /^([^\\?]*)(.*)$/.exec(baseURL);\n if (baseURLQuerySplit) {\n baseURL = baseURLQuerySplit[1];\n }\n\n var baseURLDomainSplit = /^((([a-z]+):)?\\/\\/[a-z0-9\\.\\-_~]+(:[0-9]+)?\\/)(.*)$/i.exec(baseURL);\n var baseURLProtocol = baseURLDomainSplit[3];\n var baseURLDomain = baseURLDomainSplit[1];\n var baseURLPath = baseURLDomainSplit[5];\n\n var builtURL = null;\n if (/^\\/\\//.test(relativeURL)) {\n builtURL = baseURLProtocol+'://'+URLHelper.buildAbsolutePath('', relativeURL.substring(2));\n }\n else if (/^\\//.test(relativeURL)) {\n builtURL = baseURLDomain+URLHelper.buildAbsolutePath('', relativeURL.substring(1));\n }\n else {\n builtURL = URLHelper.buildAbsolutePath(baseURLDomain+baseURLPath, relativeURL);\n }\n\n // put the query and hash parts back\n if (relativeURLQuery) {\n builtURL += relativeURLQuery;\n }\n if (relativeURLHash) {\n builtURL += relativeURLHash;\n }\n return builtURL;\n },\n\n // build an absolute path using the provided basePath\n // adapted from https://developer.mozilla.org/en-US/docs/Web/API/document/cookie#Using_relative_URLs_in_the_path_parameter\n // this does not handle the case where relativePath is \"/\" or \"//\". These cases should be handled outside this.\n buildAbsolutePath: function(basePath, relativePath) {\n var sRelPath = relativePath;\n var nUpLn, sDir = '', sPath = basePath.replace(/[^\\/]*$/, sRelPath.replace(/(\\/|^)(?:\\.?\\/+)+/g, '$1'));\n for (var nEnd, nStart = 0; nEnd = sPath.indexOf('/../', nStart), nEnd > -1; nStart = nEnd + nUpLn) {\n nUpLn = /^\\/(?:\\.\\.\\/)*/.exec(sPath.slice(nEnd))[0].length;\n sDir = (sDir + sPath.substring(nStart, nEnd)).replace(new RegExp('(?:\\\\\\/+[^\\\\\\/]*){0,' + ((nUpLn - 1) / 3) + '}$'), '/');\n }\n return sDir + sPath.substr(nStart);\n }\n};\n\nmodule.exports = URLHelper;\n",
+ "var URLHelper = {\n // build an absolute URL from a relative one using the provided baseURL\n // if relativeURL is an absolute URL it will be returned as is.\n buildAbsoluteURL: function(baseURL, relativeURL) {\n // remove any remaining space and CRLF\n relativeURL = relativeURL.trim();\n if (/^[a-z]+:/i.test(relativeURL)) {\n // complete url, not relative\n return relativeURL;\n }\n\n var relativeURLQuery = null;\n var relativeURLHash = null;\n\n var relativeURLHashSplit = /^([^#]*)(.*)$/.exec(relativeURL);\n if (relativeURLHashSplit) {\n relativeURLHash = relativeURLHashSplit[2];\n relativeURL = relativeURLHashSplit[1];\n }\n var relativeURLQuerySplit = /^([^\\?]*)(.*)$/.exec(relativeURL);\n if (relativeURLQuerySplit) {\n relativeURLQuery = relativeURLQuerySplit[2];\n relativeURL = relativeURLQuerySplit[1];\n }\n\n var baseURLHashSplit = /^([^#]*)(.*)$/.exec(baseURL);\n if (baseURLHashSplit) {\n baseURL = baseURLHashSplit[1];\n }\n var baseURLQuerySplit = /^([^\\?]*)(.*)$/.exec(baseURL);\n if (baseURLQuerySplit) {\n baseURL = baseURLQuerySplit[1];\n }\n\n var baseURLDomainSplit = /^(([a-z]+:)?\\/\\/[a-z0-9\\.\\-_~]+(:[0-9]+)?)?(\\/.*)$/i.exec(baseURL);\n if (!baseURLDomainSplit) {\n throw new Error('Error trying to parse base URL.');\n }\n \n // e.g. 'http:', 'https:', ''\n var baseURLProtocol = baseURLDomainSplit[2] || '';\n // e.g. 'http://example.com', '//example.com', ''\n var baseURLProtocolDomain = baseURLDomainSplit[1] || '';\n // e.g. '/a/b/c/playlist.m3u8'\n var baseURLPath = baseURLDomainSplit[4];\n\n var builtURL = null;\n if (/^\\/\\//.test(relativeURL)) {\n // relative url starts wth '//' so copy protocol (which may be '' if baseUrl didn't provide one)\n builtURL = baseURLProtocol+'//'+URLHelper.buildAbsolutePath('', relativeURL.substring(2));\n }\n else if (/^\\//.test(relativeURL)) {\n // relative url starts with '/' so start from root of domain\n builtURL = baseURLProtocolDomain+'/'+URLHelper.buildAbsolutePath('', relativeURL.substring(1));\n }\n else {\n builtURL = URLHelper.buildAbsolutePath(baseURLProtocolDomain+baseURLPath, relativeURL);\n }\n\n // put the query and hash parts back\n if (relativeURLQuery) {\n builtURL += relativeURLQuery;\n }\n if (relativeURLHash) {\n builtURL += relativeURLHash;\n }\n return builtURL;\n },\n\n // build an absolute path using the provided basePath\n // adapted from https://developer.mozilla.org/en-US/docs/Web/API/document/cookie#Using_relative_URLs_in_the_path_parameter\n // this does not handle the case where relativePath is \"/\" or \"//\". These cases should be handled outside this.\n buildAbsolutePath: function(basePath, relativePath) {\n var sRelPath = relativePath;\n var nUpLn, sDir = '', sPath = basePath.replace(/[^\\/]*$/, sRelPath.replace(/(\\/|^)(?:\\.?\\/+)+/g, '$1'));\n for (var nEnd, nStart = 0; nEnd = sPath.indexOf('/../', nStart), nEnd > -1; nStart = nEnd + nUpLn) {\n nUpLn = /^\\/(?:\\.\\.\\/)*/.exec(sPath.slice(nEnd))[0].length;\n sDir = (sDir + sPath.substring(nStart, nEnd)).replace(new RegExp('(?:\\\\\\/+[^\\\\\\/]*){0,' + ((nUpLn - 1) / 3) + '}$'), '/');\n }\n return sDir + sPath.substr(nStart);\n }\n};\n\nmodule.exports = URLHelper;\n",
"/**\n * XHR based logger\n*/\n\nimport {logger} from '../utils/logger';\n\nclass XhrLoader {\n\n constructor(config) {\n if (config && config.xhrSetup) {\n this.xhrSetup = config.xhrSetup;\n }\n }\n\n destroy() {\n this.abort();\n this.loader = null;\n }\n\n abort() {\n var loader = this.loader,\n timeoutHandle = this.timeoutHandle;\n if (loader && loader.readyState !== 4) {\n this.stats.aborted = true;\n loader.abort();\n }\n if (timeoutHandle) {\n window.clearTimeout(timeoutHandle);\n }\n }\n\n load(url, responseType, onSuccess, onError, onTimeout, timeout, maxRetry, retryDelay, onProgress = null, frag = null) {\n this.url = url;\n if (frag && !isNaN(frag.byteRangeStartOffset) && !isNaN(frag.byteRangeEndOffset)) {\n this.byteRange = frag.byteRangeStartOffset + '-' + (frag.byteRangeEndOffset-1);\n }\n this.responseType = responseType;\n this.onSuccess = onSuccess;\n this.onProgress = onProgress;\n this.onTimeout = onTimeout;\n this.onError = onError;\n this.stats = {trequest: performance.now(), retry: 0};\n this.timeout = timeout;\n this.maxRetry = maxRetry;\n this.retryDelay = retryDelay;\n this.loadInternal();\n }\n\n loadInternal() {\n var xhr;\n\n if (typeof XDomainRequest !== 'undefined') {\n xhr = this.loader = new XDomainRequest();\n } else {\n xhr = this.loader = new XMLHttpRequest();\n }\n\n xhr.onloadend = this.loadend.bind(this);\n xhr.onprogress = this.loadprogress.bind(this);\n\n xhr.open('GET', this.url, true);\n if (this.byteRange) {\n xhr.setRequestHeader('Range', 'bytes=' + this.byteRange);\n }\n xhr.responseType = this.responseType;\n this.stats.tfirst = null;\n this.stats.loaded = 0;\n if (this.xhrSetup) {\n this.xhrSetup(xhr, this.url);\n }\n this.timeoutHandle = window.setTimeout(this.loadtimeout.bind(this), this.timeout);\n xhr.send();\n }\n\n loadend(event) {\n var xhr = event.currentTarget,\n status = xhr.status,\n stats = this.stats;\n // don't proceed if xhr has been aborted\n if (!stats.aborted) {\n // http status between 200 to 299 are all successful\n if (status >= 200 && status < 300) {\n window.clearTimeout(this.timeoutHandle);\n stats.tload = performance.now();\n this.onSuccess(event, stats);\n } else {\n // error ...\n if (stats.retry < this.maxRetry) {\n logger.warn(`${status} while loading ${this.url}, retrying in ${this.retryDelay}...`);\n this.destroy();\n window.setTimeout(this.loadInternal.bind(this), this.retryDelay);\n // exponential backoff\n this.retryDelay = Math.min(2 * this.retryDelay, 64000);\n stats.retry++;\n } else {\n window.clearTimeout(this.timeoutHandle);\n logger.error(`${status} while loading ${this.url}` );\n this.onError(event);\n }\n }\n }\n }\n\n loadtimeout(event) {\n logger.warn(`timeout while loading ${this.url}` );\n this.onTimeout(event, this.stats);\n }\n\n loadprogress(event) {\n var stats = this.stats;\n if (stats.tfirst === null) {\n stats.tfirst = performance.now();\n }\n stats.loaded = event.loaded;\n if (this.onProgress) {\n this.onProgress(event, stats);\n }\n }\n}\n\nexport default XhrLoader;\n"
]
}
\ No newline at end of file
diff --git a/dashboard-ui/bower_components/hls.js/dist/hls.min.js b/dashboard-ui/bower_components/hls.js/dist/hls.min.js
index 86d3798e0..225a087bd 100644
--- a/dashboard-ui/bower_components/hls.js/dist/hls.min.js
+++ b/dashboard-ui/bower_components/hls.js/dist/hls.min.js
@@ -1,4 +1,4 @@
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super() hasn't been called");return!e||"object"!=typeof e&&"function"!=typeof e?t:e}function v(t,e){if("function"!=typeof e&&null!==e)throw new TypeError("Super expression must either be null or a function, not "+typeof e);t.prototype=Object.create(e&&e.prototype,{constructor:{value:t,enumerable:!1,writable:!0,configurable:!0}}),e&&(Object.setPrototypeOf?Object.setPrototypeOf(t,e):t.__proto__=e)}Object.defineProperty(n,"__esModule",{value:!0});var o=function(){function e(i,r){for(var t=0;t500*e.duration){var d=Math.max(1,1e3*e.loaded/u);e.expectedLens){var o=void 0,r=void 0;for(r=e.level-1;r>=0&&(o=e.duration*n.levels[r].bitrate/(6.4*d),i.logger.log("fragLoadedDelay/bufferStarvationDelay/fragLevelNextLoadedDelay["+r+"] :"+l.toFixed(1)+"/"+s.toFixed(1)+"/"+o.toFixed(1)),!(s>o));r--);l>o&&(r=Math.max(0,r),n.nextLoadLevel=r,i.logger.warn("loading too slow, abort fragment loading and switch to level "+r),e.loader.abort(),this.clearTimer(),n.trigger(t.default.FRAG_LOAD_EMERGENCY_ABORTED,{frag:e}))}}}}},{key:"onFragLoaded",value:function(e){this.clearTimer(),this.lastLoadedFragLevel=e.frag.level,this._nextAutoLevel=-1}},{key:"onError",value:function(e){switch(e.details){case s.ErrorDetails.FRAG_LOAD_ERROR:case s.ErrorDetails.FRAG_LOAD_TIMEOUT:this.clearTimer()}}},{key:"clearTimer",value:function(){this.timer&&(clearInterval(this.timer),this.timer=null)}},{key:"autoLevelCapping",get:function(){return this._autoLevelCapping},set:function(e){this._autoLevelCapping=e}},{key:"nextAutoLevel",get:function(){var i,e,r,n=this.lastbw,t=this.hls;if(r=-1===this._autoLevelCapping&&t.levels&&t.levels.length?t.levels.length-1:this._autoLevelCapping,-1!==this._nextAutoLevel)return Math.min(this._nextAutoLevel,r);for(e=0;r>=e;e++)if(i=e<=this.lastLoadedFragLevel?.8*n:.7*n,ia.config.appendErrorMaxRetry)return t.logger.log("fail "+a.config.appendErrorMaxRetry+" times to append segment in sourceBuffer"),n=[],i.fatal=!0,void a.trigger(e.default.ERROR,i);i.fatal=!1,a.trigger(e.default.ERROR,i)}else n=[],i.details=r.ErrorDetails.BUFFER_FULL_ERROR,a.trigger(e.default.ERROR,i)}}}}},{key:"flushBuffer",value:function(l,s){var e,r,o,a,i,n;if(this.flushBufferCounter.5)return this.flushBufferCounter++,t.logger.log("flush "+u+" ["+i+","+n+"], of ["+o+","+a+"], pos:"+this.media.currentTime),e.remove(i,n),!1}else t.logger.warn("abort flushing too many retries");return t.logger.log("buffer flushed"),!0}}]),i}(s.default);n.default=o},{"../errors":20,"../event-handler":21,"../events":22,"../utils/logger":36}],5:[function(e,h,t){"use strict";function r(e){return e&&e.__esModule?e:{default:e}}function n(e,t){if(!(e instanceof t))throw new TypeError("Cannot call a class as a function")}function a(t,e){if(!t)throw new ReferenceError("this hasn't been initialised - super() hasn't been called");return!e||"object"!=typeof e&&"function"!=typeof e?t:e}function f(t,e){if("function"!=typeof e&&null!==e)throw new TypeError("Super expression must either be null or a function, not "+typeof e);t.prototype=Object.create(e&&e.prototype,{constructor:{value:t,enumerable:!1,writable:!0,configurable:!0}}),e&&(Object.setPrototypeOf?Object.setPrototypeOf(t,e):t.__proto__=e)}Object.defineProperty(t,"__esModule",{value:!0});var o=function(){function e(i,r){for(var t=0;tthis.autoLevelCapping&&this.hls.streamController.nextLevelSwitch(),this.autoLevelCapping=this.hls.autoLevelCapping)}}},{key:"getMaxLevel",value:function(a){var r=void 0,e=void 0,t=void 0,s=this.mediaWidth,o=this.mediaHeight,i=0,n=0;for(e=0;a>=e&&(t=this.levels[e],r=e,i=t.width,n=t.height,!(i>=s||n>=o));e++);return r}},{key:"contentScaleFactor",get:function(){var e=1;try{e=window.devicePixelRatio}catch(e){}return e}},{key:"mediaWidth",get:function(){var e=void 0;return this.media&&(e=this.media.width||this.media.clientWidth||this.media.offsetWidth,e*=this.contentScaleFactor),e}},{key:"mediaHeight",get:function(){var e=void 0;return this.media&&(e=this.media.height||this.media.clientHeight||this.media.offsetHeight,e*=this.contentScaleFactor),e}}]),e}(s.default);t.default=u},{"../event-handler":21,"../events":22}],6:[function(i,v,n){"use strict";function a(e){return e&&e.__esModule?e:{default:e}}function u(e,t){if(!(e instanceof t))throw new TypeError("Cannot call a class as a function")}function h(t,e){if(!t)throw new ReferenceError("this hasn't been initialised - super() hasn't been called");return!e||"object"!=typeof e&&"function"!=typeof e?t:e}function s(t,e){if("function"!=typeof e&&null!==e)throw new TypeError("Super expression must either be null or a function, not "+typeof e);t.prototype=Object.create(e&&e.prototype,{constructor:{value:t,enumerable:!1,writable:!0,configurable:!0}}),e&&(Object.setPrototypeOf?Object.setPrototypeOf(t,e):t.__proto__=e)}Object.defineProperty(n,"__esModule",{value:!0});var c=function(){function e(i,r){for(var t=0;t=0&&ie&&(this._level===e&&void 0!==t[e].details||this.setLevelInternal(e))}},{key:"manualLevel",get:function(){return this._manualLevel},set:function(e){this._manualLevel=e,void 0===this._startLevel&&(this._startLevel=e),-1!==e&&(this.level=e)}},{key:"firstLevel",get:function(){return this._firstLevel},set:function(e){this._firstLevel=e}},{key:"startLevel",get:function(){return void 0===this._startLevel?this._firstLevel:this._startLevel},set:function(e){this._startLevel=e}},{key:"nextLoadLevel",get:function(){return-1!==this._manualLevel?this._manualLevel:this.hls.abrController.nextAutoLevel},set:function(e){this.level=e,-1===this._manualLevel&&(this.hls.abrController.nextAutoLevel=e)}}]),i}(f.default);n.default=o},{"../errors":20,"../event-handler":21,"../events":22,"../utils/logger":36}],7:[function(n,A,o){"use strict";function a(e){return e&&e.__esModule?e:{default:e}}function h(e,t){if(!(e instanceof t))throw new TypeError("Cannot call a class as a function")}function c(t,e){if(!t)throw new ReferenceError("this hasn't been initialised - super() hasn't been called");return!e||"object"!=typeof e&&"function"!=typeof e?t:e}function v(t,e){if("function"!=typeof e&&null!==e)throw new TypeError("Super expression must either be null or a function, not "+typeof e);t.prototype=Object.create(e&&e.prototype,{constructor:{value:t,enumerable:!1,writable:!0,configurable:!0}}),e&&(Object.setPrototypeOf?Object.setPrototypeOf(t,e):t.__proto__=e)}Object.defineProperty(o,"__esModule",{value:!0});var m=function(){function e(i,r){for(var t=0;t1&&setTimeout(this.tick,1),this.ticks=0)}},{key:"doTick",value:function(){var m,l,a,_=this,f=this.hls,o=f.config;switch(this.state){case e.ERROR:case e.PAUSED:break;case e.STARTING:this.startLevel=f.startLevel,-1===this.startLevel&&(this.startLevel=0,this.fragBitrateTest=!0),this.level=f.nextLoadLevel=this.startLevel,this.state=e.WAITING_LEVEL,this.loadedmetadata=!1;break;case e.IDLE:if(!this.media&&(this.startFragRequested||!o.startFragPrefetch))break;m=this.loadedmetadata?this.media.currentTime:this.nextLoadPosition,l=this.startFragRequested===!1?this.startLevel:f.nextLoadLevel;var c,b=s.default.bufferInfo(this.media,m,o.maxBufferHole),k=b.len,u=b.end,v=this.fragPrevious;if(this.levels[l].hasOwnProperty("bitrate")?(c=Math.max(8*o.maxBufferSize/this.levels[l].bitrate,o.maxBufferLength),c=Math.min(c,o.maxMaxBufferLength)):c=o.maxBufferLength,c>k){if(f.nextLoadLevel=l,this.level=l,a=this.levels[l].details,"undefined"==typeof a||a.live&&this.levelLastLoaded!==l){this.state=e.WAITING_LEVEL;break}var d=a.fragments,h=d.length,g=d[0].start,y=d[h-1].start+d[h-1].duration,n=void 0;if(a.live){var T=void 0!==o.liveMaxLatencyDuration?o.liveMaxLatencyDuration:o.liveMaxLatencyDurationCount*a.targetduration;if(uy)break;if(this.startFragRequested&&!a.PTSKnown){if(v){var E=v.sn+1;E>=a.startSN&&E<=a.endSN&&(n=d[E-a.startSN],t.logger.log("live playlist, switching playlist, load frag with next SN: "+n.sn))}n||(n=d[Math.min(h-1,Math.round(h/2))],t.logger.log("live playlist, switching playlist, unknown, load middle frag : "+n.sn))}}else g>u&&(n=d[0]);if(n||!function(){var i=void 0,s=o.maxFragLookUpTolerance;y>u?(u>y-s&&(s=0),i=p.default.search(d,function(e){return e.start+e.duration-s<=u?1:e.start-s>u?-1:0})):i=d[h-1],i&&(n=i,g=i.start,v&&n.level===v.level&&n.sn===v.sn&&(n.sn1&&(n.expectedLen=Math.round(n.duration*this.levels[l].bitrate/8),n.trequest=performance.now()),void 0!==this.fragLoadIdx?this.fragLoadIdx++:this.fragLoadIdx=0,n.loadCounter){n.loadCounter++;var R=o.fragLoadingLoopThreshold;if(n.loadCounter>R&&Math.abs(this.fragLoadIdx-n.loadIdx)=A||O)&&(t.logger.log("mediaController: retryDate reached, switch back to IDLE state"),this.state=e.IDLE);break;case e.STOPPED:case e.FRAG_LOADING:case e.PARSING:case e.PARSED:case e.ENDED:}this._checkBuffer(),this._checkFragmentChanged()}},{key:"getBufferRange",value:function(i){var e,t,r=this.bufferRange;if(r)for(e=r.length-1;e>=0;e--)if(t=r[e],i>=t.start&&i<=t.end)return t;return null}},{key:"followingBufferRange",value:function(e){return e?this.getBufferRange(e.end+.5):null}},{key:"isBuffered",value:function(r){var i=this.media;if(i)for(var t=i.buffered,e=0;e=t.start(e)&&r<=t.end(e))return!0;return!1}},{key:"_checkFragmentChanged",value:function(){var t,e,i=this.media;if(i&&i.seeking===!1&&(e=i.currentTime,e>i.playbackRate*this.lastCurrentTime&&(this.lastCurrentTime=e),this.isBuffered(e)?t=this.getBufferRange(e):this.isBuffered(e+.1)&&(t=this.getBufferRange(e+.1)),t)){var n=t.frag;
-n!==this.fragPlaying&&(this.fragPlaying=n,this.hls.trigger(r.default.FRAG_CHANGED,{frag:n}))}}},{key:"immediateLevelSwitch",value:function(){t.logger.log("immediateLevelSwitch"),this.immediateSwitch||(this.immediateSwitch=!0,this.previouslyPaused=this.media.paused,this.media.pause());var i=this.fragCurrent;i&&i.loader&&i.loader.abort(),this.fragCurrent=null,this.fragLoadIdx+=2*this.config.fragLoadingLoopThreshold,this.state=e.PAUSED,this.hls.trigger(r.default.BUFFER_FLUSHING,{startOffset:0,endOffset:Number.POSITIVE_INFINITY})}},{key:"immediateLevelSwitchEnd",value:function(){this.immediateSwitch=!1;var e=this.media;e&&e.readyState&&(e.currentTime-=1e-4,this.previouslyPaused||e.play())}},{key:"nextLevelSwitch",value:function(){var t=this.media;if(t&&t.readyState){var a=void 0,n=void 0,i=void 0;if(this.fragLoadIdx+=2*this.config.fragLoadingLoopThreshold,n=this.getBufferRange(t.currentTime),n&&n.start>1&&(this.state=e.PAUSED,this.hls.trigger(r.default.BUFFER_FLUSHING,{startOffset:0,endOffset:n.start-1})),t.paused)a=0;else{var l=this.hls.nextLoadLevel,u=this.levels[l],o=this.fragLastKbps;a=o&&this.fragCurrent?this.fragCurrent.duration*u.bitrate/(1e3*o)+1:0}if(i=this.getBufferRange(t.currentTime+a),i&&(i=this.followingBufferRange(i))){var s=this.fragCurrent;s&&s.loader&&s.loader.abort(),this.fragCurrent=null,this.state=e.PAUSED,this.hls.trigger(r.default.BUFFER_FLUSHING,{startOffset:i.start,endOffset:Number.POSITIVE_INFINITY})}}}},{key:"onMediaAttached",value:function(t){var e=this.media=t.media;this.onvseeking=this.onMediaSeeking.bind(this),this.onvseeked=this.onMediaSeeked.bind(this),this.onvended=this.onMediaEnded.bind(this),e.addEventListener("seeking",this.onvseeking),e.addEventListener("seeked",this.onvseeked),e.addEventListener("ended",this.onvended),this.levels&&this.config.autoStartLoad&&this.hls.startLoad()}},{key:"onMediaDetaching",value:function(){var e=this.media;e&&e.ended&&(t.logger.log("MSE detaching and video ended, reset startPosition"),this.startPosition=this.lastCurrentTime=0);var r=this.levels;r&&r.forEach(function(e){e.details&&e.details.fragments.forEach(function(e){e.loadCounter=void 0})}),e&&(e.removeEventListener("seeking",this.onvseeking),e.removeEventListener("seeked",this.onvseeked),e.removeEventListener("ended",this.onvended),this.onvseeking=this.onvseeked=this.onvended=null),this.media=null,this.loadedmetadata=!1,this.stopLoad()}},{key:"onMediaSeeking",value:function(){if(this.state===e.FRAG_LOADING){if(0===s.default.bufferInfo(this.media,this.media.currentTime,this.config.maxBufferHole).len){t.logger.log("seeking outside of buffer while fragment load in progress, cancel fragment load");var r=this.fragCurrent;r&&(r.loader&&r.loader.abort(),this.fragCurrent=null),this.fragPrevious=null,this.state=e.IDLE}}else this.state===e.ENDED&&(this.state=e.IDLE);this.media&&(this.lastCurrentTime=this.media.currentTime),void 0!==this.fragLoadIdx&&(this.fragLoadIdx+=2*this.config.fragLoadingLoopThreshold),this.tick()}},{key:"onMediaSeeked",value:function(){this.tick()}},{key:"onMediaEnded",value:function(){t.logger.log("media ended"),this.startPosition=this.lastCurrentTime=0}},{key:"onManifestLoading",value:function(){t.logger.log("trigger BUFFER_RESET"),this.hls.trigger(r.default.BUFFER_RESET),this.bufferRange=[],this.stalled=!1}},{key:"onManifestParsed",value:function(r){var e,i=!1,n=!1;r.levels.forEach(function(t){e=t.audioCodec,e&&(-1!==e.indexOf("mp4a.40.2")&&(i=!0),-1!==e.indexOf("mp4a.40.5")&&(n=!0))}),this.audioCodecSwitch=i&&n,this.audioCodecSwitch&&t.logger.log("both AAC/HE-AAC audio found in levels; declaring level codec as HE-AAC"),this.levels=r.levels,this.startLevelLoaded=!1,this.startFragRequested=!1,this.config.autoStartLoad&&this.hls.startLoad()}},{key:"onLevelLoaded",value:function(s){var i=s.details,n=s.level,o=this.levels[n],l=i.totalduration,a=0;if(t.logger.log("level "+n+" loaded ["+i.startSN+","+i.endSN+"],duration:"+l),this.levelLastLoaded=n,i.live){var d=o.details;d?(u.default.mergeDetails(d,i),a=i.fragments[0].start,i.PTSKnown?t.logger.log("live playlist sliding:"+a.toFixed(3)):t.logger.log("live playlist - outdated PTS, unknown sliding")):(i.PTSKnown=!1,t.logger.log("live playlist - first load, unknown sliding"))}else i.PTSKnown=!1;if(o.details=i,this.hls.trigger(r.default.LEVEL_UPDATED,{details:i,level:n}),this.startFragRequested===!1){if(i.live){var f=void 0!==this.config.liveSyncDuration?this.config.liveSyncDuration:this.config.liveSyncDurationCount*i.targetduration;this.startPosition=Math.max(0,a+l-f)}this.nextLoadPosition=this.startPosition}this.state===e.WAITING_LEVEL&&(this.state=e.IDLE),this.tick()}},{key:"onKeyLoaded",value:function(){this.state===e.KEY_LOADING&&(this.state=e.IDLE,this.tick())}},{key:"onFragLoaded",value:function(n){var i=this.fragCurrent;if(this.state===e.FRAG_LOADING&&i&&n.frag.level===i.level&&n.frag.sn===i.sn)if(this.fragBitrateTest===!0)this.state=e.IDLE,this.fragBitrateTest=!1,n.stats.tparsed=n.stats.tbuffered=performance.now(),this.hls.trigger(r.default.FRAG_BUFFERED,{stats:n.stats,frag:i});else{this.state=e.PARSING,this.stats=n.stats;var s=this.levels[this.level],o=s.details,f=o.totalduration,h=i.start,l=i.level,u=i.sn,a=s.audioCodec||this.config.defaultAudioCodec;this.audioCodecSwap&&(t.logger.log("swapping playlist audio codec"),void 0===a&&(a=this.lastAudioCodec),a&&(a=-1!==a.indexOf("mp4a.40.5")?"mp4a.40.2":"mp4a.40.5")),this.pendingAppending=0,t.logger.log("Demuxing "+u+" of ["+o.startSN+" ,"+o.endSN+"],level "+l);var d=this.demuxer;d&&d.push(n.payload,a,s.videoCodec,h,i.cc,l,u,f,i.decryptdata)}this.fragLoadError=0}},{key:"onFragParsingInitSegment",value:function(l){if(this.state===e.PARSING){var o,i,n=l.tracks;if(i=n.audio){var a=this.levels[this.level].audioCodec,u=navigator.userAgent.toLowerCase();a&&this.audioCodecSwap&&(t.logger.log("swapping playlist audio codec"),a=-1!==a.indexOf("mp4a.40.5")?"mp4a.40.2":"mp4a.40.5"),this.audioCodecSwitch&&1!==i.metadata.channelCount&&-1===u.indexOf("firefox")&&(a="mp4a.40.5"),-1!==u.indexOf("android")&&(a="mp4a.40.2",t.logger.log("Android: force audio codec to"+a)),i.levelCodec=a}if(i=n.video,i&&(i.levelCodec=this.levels[this.level].videoCodec),l.unique){var s={codec:"",levelCodec:""};for(o in l.tracks)i=n[o],s.container=i.container,s.codec&&(s.codec+=",",s.levelCodec+=","),i.codec&&(s.codec+=i.codec),i.levelCodec&&(s.levelCodec+=i.levelCodec);n={audiovideo:s}}this.hls.trigger(r.default.BUFFER_CODECS,n);for(o in n){i=n[o],t.logger.log("track:"+o+",container:"+i.container+",codecs[level/parsed]=["+i.levelCodec+"/"+i.codec+"]");var d=i.initSegment;d&&(this.pendingAppending++,this.hls.trigger(r.default.BUFFER_APPENDING,{type:o,data:d}))}this.tick()}}},{key:"onFragParsingData",value:function(i){var o=this;if(this.state===e.PARSING){this.tparse2=Date.now();var n=this.levels[this.level],a=this.fragCurrent;t.logger.log("parsed "+i.type+",PTS:["+i.startPTS.toFixed(3)+","+i.endPTS.toFixed(3)+"],DTS:["+i.startDTS.toFixed(3)+"/"+i.endDTS.toFixed(3)+"],nb:"+i.nb);var l=u.default.updateFragPTS(n.details,a.sn,i.startPTS,i.endPTS),s=this.hls;s.trigger(r.default.LEVEL_PTS_UPDATED,{details:n.details,level:this.level,drift:l}),[i.data1,i.data2].forEach(function(e){e&&(o.pendingAppending++,s.trigger(r.default.BUFFER_APPENDING,{type:i.type,data:e}))}),this.nextLoadPosition=i.endPTS,this.bufferRange.push({type:i.type,start:i.startPTS,end:i.endPTS,frag:a}),this.tick()}else t.logger.warn("not in PARSING state but "+this.state+", ignoring FRAG_PARSING_DATA event")}},{key:"onFragParsed",value:function(){this.state===e.PARSING&&(this.stats.tparsed=performance.now(),this.state=e.PARSED,this._checkAppendedParsed())}},{key:"onBufferAppended",value:function(){switch(this.state){case e.PARSING:case e.PARSED:this.pendingAppending--,this._checkAppendedParsed()}}},{key:"_checkAppendedParsed",value:function(){if(this.state===e.PARSED&&0===this.pendingAppending){var n=this.fragCurrent,i=this.stats;n&&(this.fragPrevious=n,i.tbuffered=performance.now(),this.fragLastKbps=Math.round(8*i.length/(i.tbuffered-i.tfirst)),this.hls.trigger(r.default.FRAG_BUFFERED,{stats:i,frag:n}),t.logger.log("media buffered : "+this.timeRangesToString(this.media.buffered)),this.state=e.IDLE),this.tick()}}},{key:"onError",value:function(n){switch(n.details){case i.ErrorDetails.FRAG_LOAD_ERROR:case i.ErrorDetails.FRAG_LOAD_TIMEOUT:if(!n.fatal){var a=this.fragLoadError;if(a?a++:a=1,a<=this.config.fragLoadingMaxRetry){this.fragLoadError=a,n.frag.loadCounter=0;var s=Math.min(Math.pow(2,a-1)*this.config.fragLoadingRetryDelay,64e3);t.logger.warn("mediaController: frag loading failed, retry in "+s+" ms"),this.retryDate=performance.now()+s,this.state=e.FRAG_LOADING_WAITING_RETRY}else t.logger.error("mediaController: "+n.details+" reaches max retry, redispatch as fatal ..."),n.fatal=!0,this.hls.trigger(r.default.ERROR,n),this.state=e.ERROR}break;case i.ErrorDetails.FRAG_LOOP_LOADING_ERROR:case i.ErrorDetails.LEVEL_LOAD_ERROR:case i.ErrorDetails.LEVEL_LOAD_TIMEOUT:case i.ErrorDetails.KEY_LOAD_ERROR:case i.ErrorDetails.KEY_LOAD_TIMEOUT:this.state!==e.ERROR&&(this.state=n.fatal?e.ERROR:e.IDLE,t.logger.warn("mediaController: "+n.details+" while loading frag,switch to "+this.state+" state ..."));break;case i.ErrorDetails.BUFFER_FULL_ERROR:this.config.maxMaxBufferLength/=2,t.logger.warn("reduce max buffer length to "+this.config.maxMaxBufferLength+"s and trigger a nextLevelSwitch to flush old buffer and fix QuotaExceededError"),this.nextLevelSwitch()}}},{key:"_checkBuffer",value:function(){var e=this.media;if(e){var f=e.readyState;if(f){var n,a,l=this.seekAfterBuffered;if(l)e.duration>=l&&(n=l,this.seekAfterBuffered=void 0);else{a=e.currentTime;var g=this.loadedmetadata;!g&&e.buffered.length&&(this.loadedmetadata=!0,a||a===this.startPosition||(n=this.startPosition))}n&&(a=n,t.logger.log("target seek position:"+n));var u=s.default.bufferInfo(e,a,0),v=!(e.paused||e.ended||e.seeking||2>f),d=.4,h=a>e.playbackRate*this.lastCurrentTime;if(this.stalled&&h&&(this.stalled=!1,t.logger.log("playback not stuck anymore @"+a)),v&&u.len<=d){if(h?(d=0,this.seekHoleNudgeDuration=0):this.stalled?this.seekHoleNudgeDuration+=this.config.seekHoleNudgeDuration:(this.seekHoleNudgeDuration=0,t.logger.log("playback seems stuck @"+a),this.hls.trigger(r.default.ERROR,{type:i.ErrorTypes.MEDIA_ERROR,details:i.ErrorDetails.BUFFER_STALLED_ERROR,fatal:!1}),this.stalled=!0),u.len<=d){var o=u.nextStart,c=o-a;if(o&&c0&&!e.seeking){t.logger.log("adjust currentTime from "+e.currentTime+" to next buffered @ "+o+" + nudge "+this.seekHoleNudgeDuration);var p=o+this.seekHoleNudgeDuration-e.currentTime;e.currentTime=o+this.seekHoleNudgeDuration,this.hls.trigger(r.default.ERROR,{type:i.ErrorTypes.MEDIA_ERROR,details:i.ErrorDetails.BUFFER_SEEK_OVER_HOLE,fatal:!1,hole:p})}}}else n&&e.currentTime!==n&&(t.logger.log("adjust currentTime from "+e.currentTime+" to "+n),e.currentTime=n)}}}},{key:"onFragLoadEmergencyAborted",value:function(){this.state=e.IDLE,this.tick()}},{key:"onBufferFlushed",value:function(){var t,r,i=[];for(r=0;re;e++)r+="["+t.start(e)+","+t.end(e)+"]";return r}},{key:"currentLevel",get:function(){if(this.media){var e=this.getBufferRange(this.media.currentTime);if(e)return e.frag.level}return-1}},{key:"nextBufferRange",get:function(){return this.media?this.followingBufferRange(this.getBufferRange(this.media.currentTime)):null}},{key:"nextLevel",get:function(){var e=this.nextBufferRange;return e?e.frag.level:-1}}]),n}(l.default);o.default=f},{"../demux/demuxer":16,"../errors":20,"../event-handler":21,"../events":22,"../helper/buffer-helper":23,"../helper/level-helper":24,"../utils/binary-search":34,"../utils/logger":36}],8:[function(t,v,i){"use strict";function r(e){return e&&e.__esModule?e:{default:e}}function f(e,t){if(!(e instanceof t))throw new TypeError("Cannot call a class as a function")}function a(t,e){if(!t)throw new ReferenceError("this hasn't been initialised - super() hasn't been called");return!e||"object"!=typeof e&&"function"!=typeof e?t:e}function s(t,e){if("function"!=typeof e&&null!==e)throw new TypeError("Super expression must either be null or a function, not "+typeof e);t.prototype=Object.create(e&&e.prototype,{constructor:{value:t,enumerable:!1,writable:!0,configurable:!0}}),e&&(Object.setPrototypeOf?Object.setPrototypeOf(t,e):t.__proto__=e)}Object.defineProperty(i,"__esModule",{value:!0});var c=function(){function 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instanceof t))throw new TypeError("Cannot call a class as a function")}Object.defineProperty(e,"__esModule",{value:!0});var n=function(){function e(i,r){for(var t=0;t>8|e>>>24}},{key:"doDecrypt",value:function(i,g,n){var u,h,o,f,l,c,d,a,e,r=new Int32Array(i.buffer,i.byteOffset,i.byteLength>>2),p=new s.default(Array.prototype.slice.call(g)),v=new Uint8Array(i.byteLength),t=new Int32Array(v.buffer);for(u=~~n[0],h=~~n[1],o=~~n[2],f=~~n[3],e=0;ee&&(255!==t[e]||240!==(240&t[e+1]));e++);for(r.audiosamplerate||(n=o.default.getAudioConfig(this.observer,t,e,p),r.config=n.config,r.audiosamplerate=n.samplerate,r.channelCount=n.channelCount,r.codec=n.codec,r.duration=y,l.logger.log("parsed codec:"+r.codec+",rate:"+n.samplerate+",nb channel:"+n.channelCount)),c=0,g=9216e4/r.audiosamplerate;u>e+5&&(s=1&t[e+1]?7:9,a=(3&t[e+3])<<11|t[e+4]<<3|(224&t[e+5])>>>5,a-=s,a>0&&u>=e+s+a);)for(f=h+c*g,v={unit:t.subarray(e+s,e+s+a),pts:f,dts:f},r.samples.push(v),r.len+=a,e+=a+s,c++;u-1>e&&(255!==t[e]||240!==(240&t[e+1]));e++);this.remuxer.remux(this._aacTrack,{samples:[]},{samples:[{pts:h,dts:h,unit:d.payload}]},{samples:[]},m)}},{key:"destroy",value:function(){}}],[{key:"probe",value:function(t){var e,r,n=new i.default(t);if(n.hasTimeStamp)for(e=n.length,r=t.length;r-1>e;e++)if(255===t[e]&&240===(240&t[e+1]))return!0;return!1}}]),e}();t.default=s},{"../demux/id3":18,"../utils/logger":36,"./adts":13}],13:[function(e,o,t){"use strict";function i(e,t){if(!(e instanceof t))throw new TypeError("Cannot call a class as a function")}Object.defineProperty(t,"__esModule",{value:!0});var n=function(){function e(i,r){for(var t=0;t>>6)+1,e=(60&u[l+2])>>>2,e>d.length-1?void h.trigger(Event.ERROR,{type:r.ErrorTypes.MEDIA_ERROR,details:r.ErrorDetails.FRAG_PARSING_ERROR,fatal:!0,reason:"invalid ADTS sampling index:"+e}):(o=(1&u[l+2])<<2,o|=(192&u[l+3])>>>6,a.logger.log("manifest codec:"+n+",ADTS data:type:"+i+",sampleingIndex:"+e+"["+d[e]+"Hz],channelConfig:"+o),-1!==f.indexOf("firefox")?e>=6?(i=5,t=new Array(4),s=e-3):(i=2,t=new Array(2),s=e):-1!==f.indexOf("android")?(i=2,t=new Array(2),s=e):(i=5,t=new Array(4),n&&(-1!==n.indexOf("mp4a.40.29")||-1!==n.indexOf("mp4a.40.5"))||!n&&e>=6?s=e-3:((n&&-1!==n.indexOf("mp4a.40.2")&&e>=6&&1===o||!n&&1===o)&&(i=2,t=new Array(2)),s=e)),t[0]=i<<3,t[0]|=(14&e)>>1,t[1]|=(1&e)<<7,t[1]|=o<<3,5===i&&(t[1]|=(14&s)>>1,t[2]=(1&s)<<7,t[2]|=8,t[3]=0),{config:t,samplerate:d[e],channelCount:o,codec:"mp4a.40."+i})}}]),e}();t.default=s},{"../errors":20,"../utils/logger":36}],14:[function(e,y,i){"use strict";function t(e){return e&&e.__esModule?e:{default:e}}function d(e,t){if(!(e instanceof t))throw new TypeError("Cannot call a class as a function")}Object.defineProperty(i,"__esModule",{value:!0});var h=function(){function e(i,r){for(var t=0;t1?r-1:0),e=1;r>e;e++)n[e-1]=arguments[e];t.emit.apply(t,[i,i].concat(n))},t.off=function(n){for(var r=arguments.length,i=Array(r>1?r-1:0),e=1;r>e;e++)i[e-1]=arguments[e];t.removeListener.apply(t,[n].concat(i))},r.addEventListener("message",function(i){var e=i.data;switch(e.cmd){case"init":r.demuxer=new u.default(t,e.typeSupported);break;case"demux":r.demuxer.push(new Uint8Array(e.data),e.audioCodec,e.videoCodec,e.timeOffset,e.cc,e.level,e.sn,e.duration)}}),t.on(e.default.FRAG_PARSING_INIT_SEGMENT,function(t,e){r.postMessage({event:t,tracks:e.tracks,unique:e.unique})}),t.on(e.default.FRAG_PARSING_DATA,function(i,e){var t={event:i,type:e.type,startPTS:e.startPTS,endPTS:e.endPTS,startDTS:e.startDTS,endDTS:e.endDTS,data1:e.data1.buffer,data2:e.data2.buffer,nb:e.nb};r.postMessage(t,[t.data1,t.data2])}),t.on(e.default.FRAG_PARSED,function(e){r.postMessage({event:e})}),t.on(e.default.ERROR,function(e,t){r.postMessage({event:e,data:t})}),t.on(e.default.FRAG_PARSING_METADATA,function(e,t){var i={event:e,samples:t.samples};r.postMessage(i)}),t.on(e.default.FRAG_PARSING_USERDATA,function(e,t){var i={event:e,samples:t.samples};r.postMessage(i)})};i.default=o},{"../demux/demuxer-inline":14,"../events":22,events:1}],16:[function(t,g,i){"use strict";function r(e){return e&&e.__esModule?e:{default:e}}function u(e,t){if(!(e instanceof t))throw new TypeError("Cannot call a class as a function")}Object.defineProperty(i,"__esModule",{value:!0});var h=function(){function e(i,r){for(var t=0;t0&&null!=e&&null!=e.key&&"AES-128"===e.method){null==this.decrypter&&(this.decrypter=new l.default(this.hls));var d=this;this.decrypter.decrypt(t,e.key,e.iv,function(e){d.pushDecrypted(e,r,i,n,a,s,o,u)})}else this.pushDecrypted(t,r,i,n,a,s,o,u)}},{key:"onWorkerMessage",value:function(i){var t=i.data;switch(t.event){case e.default.FRAG_PARSING_INIT_SEGMENT:var r={};r.tracks=t.tracks,r.unique=t.unique,this.hls.trigger(e.default.FRAG_PARSING_INIT_SEGMENT,r);break;case e.default.FRAG_PARSING_DATA:this.hls.trigger(e.default.FRAG_PARSING_DATA,{data1:new Uint8Array(t.data1),data2:new Uint8Array(t.data2),startPTS:t.startPTS,endPTS:t.endPTS,startDTS:t.startDTS,endDTS:t.endDTS,type:t.type,nb:t.nb});break;case e.default.FRAG_PARSING_METADATA:this.hls.trigger(e.default.FRAG_PARSING_METADATA,{samples:t.samples});break;case e.default.FRAG_PARSING_USERDATA:this.hls.trigger(e.default.FRAG_PARSING_USERDATA,{samples:t.samples});break;default:this.hls.trigger(t.event,t.data)}}}]),r}();i.default=o},{"../crypt/decrypter":11,"../demux/demuxer-inline":14,"../demux/demuxer-worker":15,"../events":22,"../utils/logger":36,webworkify:2}],17:[function(t,s,e){"use strict";function r(e,t){if(!(e instanceof t))throw new TypeError("Cannot call a class as a function")}Object.defineProperty(e,"__esModule",{value:!0});var i=function(){function e(i,r){for(var t=0;te?(this.word<<=e,this.bitsAvailable-=e):(e-=this.bitsAvailable,t=e>>3,e-=t>>3,this.bytesAvailable-=t,this.loadWord(),this.word<<=e,this.bitsAvailable-=e)}},{key:"readBits",value:function(t){var e=Math.min(this.bitsAvailable,t),r=this.word>>>32-e;return t>32&&n.logger.error("Cannot read more than 32 bits at a time"),this.bitsAvailable-=e,this.bitsAvailable>0?this.word<<=e:this.bytesAvailable>0&&this.loadWord(),e=t-e,e>0?r<>>e))return this.word<<=e,this.bitsAvailable-=e,e;return this.loadWord(),e+this.skipLZ()}},{key:"skipUEG",value:function(){this.skipBits(1+this.skipLZ())}},{key:"skipEG",value:function(){this.skipBits(1+this.skipLZ())}},{key:"readUEG",value:function(){var e=this.skipLZ();return this.readBits(e+1)-1}},{key:"readEG",value:function(){var e=this.readUEG();return 1&e?1+e>>>1:-1*(e>>>1)}},{key:"readBoolean",value:function(){return 1===this.readBits(1)}},{key:"readUByte",value:function(){return this.readBits(8)}},{key:"readUShort",value:function(){return this.readBits(16)}},{key:"readUInt",value:function(){return this.readBits(32)}},{key:"skipScalingList",value:function(n){var t,i,r=8,e=8;for(t=0;n>t;t++)0!==e&&(i=this.readEG(),e=(r+i+256)%256),r=0===e?r:e}},{key:"readSPS",value:function(){var t,g,p,l,n,a,i,o,r,s=0,d=0,f=0,h=0,c=1;if(this.readUByte(),t=this.readUByte(),g=this.readBits(5),this.skipBits(3),p=this.readUByte(),this.skipUEG(),100===t||110===t||122===t||244===t||44===t||83===t||86===t||118===t||128===t){var v=this.readUEG();if(3===v&&this.skipBits(1),this.skipUEG(),this.skipUEG(),this.skipBits(1),this.readBoolean())for(o=3!==v?8:12,r=0;o>r;r++)this.readBoolean()&&(6>r?this.skipScalingList(16):this.skipScalingList(64));
-}this.skipUEG();var u=this.readUEG();if(0===u)this.readUEG();else if(1===u)for(this.skipBits(1),this.skipEG(),this.skipEG(),l=this.readUEG(),r=0;l>r;r++)this.skipEG();if(this.skipUEG(),this.skipBits(1),n=this.readUEG(),a=this.readUEG(),i=this.readBits(1),0===i&&this.skipBits(1),this.skipBits(1),this.readBoolean()&&(s=this.readUEG(),d=this.readUEG(),f=this.readUEG(),h=this.readUEG()),this.readBoolean()&&this.readBoolean()){var e=void 0,y=this.readUByte();switch(y){case 1:e=[1,1];break;case 2:e=[12,11];break;case 3:e=[10,11];break;case 4:e=[16,11];break;case 5:e=[40,33];break;case 6:e=[24,11];break;case 7:e=[20,11];break;case 8:e=[32,11];break;case 9:e=[80,33];break;case 10:e=[18,11];break;case 11:e=[15,11];break;case 12:e=[64,33];break;case 13:e=[160,99];break;case 14:e=[4,3];break;case 15:e=[3,2];break;case 16:e=[2,1];break;case 255:e=[this.readUByte()<<8|this.readUByte(),this.readUByte()<<8|this.readUByte()]}e&&(c=e[0]/e[1])}return{width:Math.ceil((16*(n+1)-2*s-2*d)*c),height:(2-i)*(a+1)*16-(i?2:4)*(f+h)}}},{key:"readSliceType",value:function(){return this.readUByte(),this.readUEG(),this.readUEG()}}]),e}();e.default=a},{"../utils/logger":36}],18:[function(r,s,t){"use strict";function i(e,t){if(!(e instanceof t))throw new TypeError("Cannot call a class as a function")}Object.defineProperty(t,"__esModule",{value:!0});var n=function(){function e(i,r){for(var t=0;tr);return t}},{key:"_parseID3Frames",value:function(r,t,a){for(var n,s,o,l,i;a>=t+8;)switch(n=this.readUTF(r,t,4),t+=4,s=r[t++]<<24+r[t++]<<16+r[t++]<<8+r[t++],l=r[t++]<<8+r[t++],o=t,n){case"PRIV":if("com.apple.streaming.transportStreamTimestamp"===this.readUTF(r,t,44)){t+=44,t+=4;var u=1&r[t++];this._hasTimeStamp=!0,i=((r[t++]<<23)+(r[t++]<<15)+(r[t++]<<7)+r[t++])/45,u&&(i+=47721858.84),i=Math.round(i),e.logger.trace("ID3 timestamp found: "+i),this._timeStamp=i}}}},{key:"hasTimeStamp",get:function(){return this._hasTimeStamp}},{key:"timeStamp",get:function(){return this._timeStamp}},{key:"length",get:function(){return this._length}},{key:"payload",get:function(){return this._payload}}]),t}();t.default=a},{"../utils/logger":36}],19:[function(t,v,n){"use strict";function i(e){return e&&e.__esModule?e:{default:e}}function u(e,t){if(!(e instanceof t))throw new TypeError("Cannot call a class as a function")}Object.defineProperty(n,"__esModule",{value:!0});var f=function(){function e(i,r){for(var t=0;tt;t+=188)if(71===i[t]){if(d=!!(64&i[t+1]),u=((31&i[t+1])<<8)+i[t+2],y=(48&i[t+3])>>4,y>1){if(n=t+5+i[t+4],n===t+188)continue}else n=t+4;if(g)if(u===h){if(d){if(s&&(this._parseAVCPES(this._parsePES(s)),b&&this._avcTrack.codec&&(-1===f||this._aacTrack.codec)))return void this.remux(i);s={data:[],size:0}}s&&(s.data.push(i.subarray(n,t+188)),s.size+=t+188-n)}else if(u===f){if(d){if(o&&(this._parseAACPES(this._parsePES(o)),b&&this._aacTrack.codec&&(-1===h||this._avcTrack.codec)))return void this.remux(i);o={data:[],size:0}}o&&(o.data.push(i.subarray(n,t+188)),o.size+=t+188-n)}else u===v&&(d&&(l&&this._parseID3PES(this._parsePES(l)),l={data:[],size:0}),l&&(l.data.push(i.subarray(n,t+188)),l.size+=t+188-n));else d&&(n+=i[n]+1),0===u?this._parsePAT(i,n):u===this._pmtId&&(this._parsePMT(i,n),g=this.pmtParsed=!0,h=this._avcTrack.id,f=this._aacTrack.id,v=this._id3Track.id)}else this.observer.trigger(a.default.ERROR,{type:r.ErrorTypes.MEDIA_ERROR,details:r.ErrorDetails.FRAG_PARSING_ERROR,fatal:!1,reason:"TS packet did not start with 0x47"});s&&this._parseAVCPES(this._parsePES(s)),o&&this._parseAACPES(this._parsePES(o)),l&&this._parseID3PES(this._parsePES(l)),this.remux(null)}},{key:"remux",value:function(e){this.remuxer.remux(this._aacTrack,this._avcTrack,this._id3Track,this._txtTrack,this.timeOffset,this.contiguous,e)}},{key:"destroy",value:function(){this.switchLevel(),this._initPTS=this._initDTS=void 0,this._duration=0}},{key:"_parsePAT",value:function(e,t){this._pmtId=(31&e[t+10])<<8|e[t+11]}},{key:"_parsePMT",value:function(r,t){var n,a,s,i;for(n=(15&r[t+1])<<8|r[t+2],a=t+3+n-4,s=(15&r[t+10])<<8|r[t+11],t+=12+s;a>t;){switch(i=(31&r[t+1])<<8|r[t+2],r[t]){case 15:this._aacTrack.id=i;break;case 21:this._id3Track.id=i;break;case 27:this._avcTrack.id=i;break;default:e.logger.log("unkown stream type:"+r[t])}t+=((15&r[t+3])<<8|r[t+4])+5}}},{key:"_parsePES",value:function(o){var e,a,h,d,u,l,i,r,t,f=0,s=o.data;if(e=s[0],h=(e[0]<<16)+(e[1]<<8)+e[2],1===h){for(d=(e[4]<<8)+e[5],a=e[7],192&a&&(i=536870912*(14&e[9])+4194304*(255&e[10])+16384*(254&e[11])+128*(255&e[12])+(254&e[13])/2,i>4294967295&&(i-=8589934592),64&a?(r=536870912*(14&e[14])+4194304*(255&e[15])+16384*(254&e[16])+128*(255&e[17])+(254&e[18])/2,r>4294967295&&(r-=8589934592)):r=i),u=e[8],t=u+9,o.size-=t,l=new Uint8Array(o.size);s.length;){e=s.shift();var n=e.byteLength;if(t){if(t>n){t-=n;continue}e=e.subarray(t),n-=t,t=0}l.set(e,f),f+=n}return{data:l,pts:i,dts:r,len:d}}return null}},{key:"_parseAVCPES",value:function(i){var t,p,a,l,y=this,r=this._avcTrack,u=r.samples,m=this._parseAVCNALu(i.data),d=[],o=!1,h=!1,c=0;if(0===m.length&&u.length>0){var v=u[u.length-1],f=v.units.units[v.units.units.length-1],g=new Uint8Array(f.data.byteLength+i.data.byteLength);g.set(f.data,0),g.set(i.data,f.data.byteLength),f.data=g,v.units.length+=i.data.byteLength,r.len+=i.data.byteLength}i.data=null;var n="";m.forEach(function(e){switch(e.type){case 1:a=!0,o&&(n+="NDR ");break;case 5:a=!0,o&&(n+="IDR "),h=!0;break;case 6:a=!0,o&&(n+="SEI "),t=new s.default(e.data),t.readUByte();var E=t.readUByte();if(4===E){var g=0;do g=t.readUByte();while(255===g);var R=t.readUByte();if(181===R){var _=t.readUShort();if(49===_){var A=t.readUInt();if(1195456820===A){var k=t.readUByte();if(3===k){var v=t.readUByte(),b=t.readUByte(),T=31&v,f=[v,b];for(l=0;T>l;l++)f.push(t.readUByte()),f.push(t.readUByte()),f.push(t.readUByte());y._txtTrack.samples.push({type:3,pts:i.pts,bytes:f})}}}}}break;case 7:if(a=!0,o&&(n+="SPS "),!r.sps){t=new s.default(e.data);var p=t.readSPS();r.width=p.width,r.height=p.height,r.sps=[e.data],r.duration=y._duration;var L=e.data.subarray(1,4),m="avc1.";for(l=0;3>l;l++){var u=L[l].toString(16);u.length<2&&(u="0"+u),m+=u}r.codec=m}break;case 8:a=!0,o&&(n+="PPS "),r.pps||(r.pps=[e.data]);break;case 9:a=!1,o&&(n+="AUD ");break;default:a=!1,n+="unknown NAL "+e.type+" "}a&&(d.push(e),c+=e.data.byteLength)}),(o||n.length)&&e.logger.log(n),d.length&&(h===!0||r.sps)&&(p={units:{units:d,length:c},pts:i.pts,dts:i.dts,key:h},u.push(p),r.len+=c,r.nbNalu+=d.length)}},{key:"_parseAVCNALu",value:function(r){for(var a,i,s,p,n,l,t=0,h=r.byteLength,e=0,d=[];h>t;)switch(a=r[t++],e){case 0:0===a&&(e=1);break;case 1:e=0===a?2:0;break;case 2:case 3:if(0===a)e=3;else if(1===a&&h>t){if(p=31&r[t],n)s={data:r.subarray(n,t-e-1),type:l},d.push(s);else if(i=t-e-1){var c=this._avcTrack,f=c.samples;if(f.length){var v=f[f.length-1],g=v.units.units,o=g[g.length-1],u=new Uint8Array(o.data.byteLength+i);u.set(o.data,0),u.set(r.subarray(0,i),o.data.byteLength),o.data=u,v.units.length+=i,c.len+=i}}n=t,l=p,e=0}else e=0}return n&&(s={data:r.subarray(n,h),type:l},d.push(s)),d}},{key:"_parseAACPES",value:function(R){var l,o,p,E,t,d,f,s,_,n=this._aacTrack,i=R.data,v=R.pts,k=0,L=this._duration,A=this.audioCodec,u=this.aacOverFlow,b=this.lastAacPTS;if(u){var m=new Uint8Array(u.byteLength+i.byteLength);m.set(u,0),m.set(i,u.byteLength),i=m}for(t=k,s=i.length;s-1>t&&(255!==i[t]||240!==(240&i[t+1]));t++);if(t){var y,h;if(s-1>t?(y="AAC PES did not start with ADTS header,offset:"+t,h=!1):(y="no ADTS header found in AAC PES",h=!0),this.observer.trigger(a.default.ERROR,{type:r.ErrorTypes.MEDIA_ERROR,details:r.ErrorDetails.FRAG_PARSING_ERROR,fatal:h,reason:y}),h)return}if(n.audiosamplerate||(l=c.default.getAudioConfig(this.observer,i,t,A),n.config=l.config,n.audiosamplerate=l.samplerate,n.channelCount=l.channelCount,n.codec=l.codec,n.duration=L,e.logger.log("parsed codec:"+n.codec+",rate:"+l.samplerate+",nb channel:"+l.channelCount)),E=0,p=9216e4/n.audiosamplerate,u&&b){var g=b+p;Math.abs(g-v)>1&&(e.logger.log("AAC: align PTS for overlapping frames by "+Math.round((g-v)/90)),v=g)}for(;s>t+5&&(d=1&i[t+1]?7:9,o=(3&i[t+3])<<11|i[t+4]<<3|(224&i[t+5])>>>5,o-=d,o>0&&s>=t+d+o);)for(f=v+E*p,_={unit:i.subarray(t+d,t+d+o),pts:f,dts:f},n.samples.push(_),n.len+=o,t+=o+d,E++;s-1>t&&(255!==i[t]||240!==(240&i[t+1]));t++);u=s>t?i.subarray(t,s):null,this.aacOverFlow=u,this.lastAacPTS=f}},{key:"_parseID3PES",value:function(e){this._id3Track.samples.push(e)}}],[{key:"probe",value:function(e){return e.length>=564&&71===e[0]&&71===e[188]&&71===e[376]}}]),t}();n.default=o},{"../errors":20,"../events":22,"../utils/logger":36,"./adts":13,"./exp-golomb":17}],20:[function(t,r,e){"use strict";Object.defineProperty(e,"__esModule",{value:!0});e.ErrorTypes={NETWORK_ERROR:"networkError",MEDIA_ERROR:"mediaError",OTHER_ERROR:"otherError"},e.ErrorDetails={MANIFEST_LOAD_ERROR:"manifestLoadError",MANIFEST_LOAD_TIMEOUT:"manifestLoadTimeOut",MANIFEST_PARSING_ERROR:"manifestParsingError",MANIFEST_INCOMPATIBLE_CODECS_ERROR:"manifestIncompatibleCodecsError",LEVEL_LOAD_ERROR:"levelLoadError",LEVEL_LOAD_TIMEOUT:"levelLoadTimeOut",LEVEL_SWITCH_ERROR:"levelSwitchError",FRAG_LOAD_ERROR:"fragLoadError",FRAG_LOOP_LOADING_ERROR:"fragLoopLoadingError",FRAG_LOAD_TIMEOUT:"fragLoadTimeOut",FRAG_DECRYPT_ERROR:"fragDecryptError",FRAG_PARSING_ERROR:"fragParsingError",KEY_LOAD_ERROR:"keyLoadError",KEY_LOAD_TIMEOUT:"keyLoadTimeOut",BUFFER_APPEND_ERROR:"bufferAppendError",BUFFER_APPENDING_ERROR:"bufferAppendingError",BUFFER_STALLED_ERROR:"bufferStalledError",BUFFER_FULL_ERROR:"bufferFullError",BUFFER_SEEK_OVER_HOLE:"bufferSeekOverHole",INTERNAL_EXCEPTION:"internalException"}},{}],21:[function(e,f,t){"use strict";function i(e){return e&&e.__esModule?e:{default:e}}function n(e,t){if(!(e instanceof t))throw new TypeError("Cannot call a class as a function")}Object.defineProperty(t,"__esModule",{value:!0});var a="function"==typeof Symbol&&"symbol"==typeof Symbol.iterator?function(e){return typeof e}:function(e){return e&&"function"==typeof Symbol&&e.constructor===Symbol?"symbol":typeof e},d=function(){function e(i,r){for(var t=0;t1?r-1:0),t=1;r>t;t++)i[t-1]=arguments[t];this.handledEvents=i,this.useGenericHandler=!0,this.registerListeners()}return d(e,[{key:"destroy",value:function(){this.unregisterListeners()}},{key:"isEventHandler",value:function(){return"object"===a(this.handledEvents)&&this.handledEvents.length&&"function"==typeof this.onEvent}},{key:"registerListeners",value:function(){this.isEventHandler()&&this.handledEvents.forEach(function(e){if("hlsEventGeneric"===e)throw new Error("Forbidden event name: "+e);this.hls.on(e,this.onEvent)}.bind(this))}},{key:"unregisterListeners",value:function(){this.isEventHandler()&&this.handledEvents.forEach(function(e){this.hls.off(e,this.onEvent)}.bind(this))}},{key:"onEvent",value:function(e,t){this.onEventGeneric(e,t)}},{key:"onEventGeneric",value:function(e,t){var i=function(t,r){var e="on"+t.replace("hls","");if("function"!=typeof this[e])throw new Error("Event "+t+" has no generic handler in this "+this.constructor.name+" class (tried "+e+")");return this[e].bind(this,r)};try{i.call(this,e,t).call()}catch(t){o.logger.error("internal error happened while processing "+e+":"+t.message),this.hls.trigger(s.default.ERROR,{type:r.ErrorTypes.OTHER_ERROR,details:r.ErrorDetails.INTERNAL_EXCEPTION,fatal:!1,event:e,err:t})}}}]),e}();t.default=l},{"./errors":20,"./events":22,"./utils/logger":36}],22:[function(t,e,r){"use strict";e.exports={MEDIA_ATTACHING:"hlsMediaAttaching",MEDIA_ATTACHED:"hlsMediaAttached",MEDIA_DETACHING:"hlsMediaDetaching",MEDIA_DETACHED:"hlsMediaDetached",BUFFER_RESET:"hlsBufferReset",BUFFER_CODECS:"hlsBufferCodecs",BUFFER_APPENDING:"hlsBufferAppending",BUFFER_APPENDED:"hlsBufferAppended",BUFFER_EOS:"hlsBufferEos",BUFFER_FLUSHING:"hlsBufferFlushing",BUFFER_FLUSHED:"hlsBufferFlushed",MANIFEST_LOADING:"hlsManifestLoading",MANIFEST_LOADED:"hlsManifestLoaded",MANIFEST_PARSED:"hlsManifestParsed",LEVEL_LOADING:"hlsLevelLoading",LEVEL_LOADED:"hlsLevelLoaded",LEVEL_UPDATED:"hlsLevelUpdated",LEVEL_PTS_UPDATED:"hlsLevelPtsUpdated",LEVEL_SWITCH:"hlsLevelSwitch",FRAG_LOADING:"hlsFragLoading",FRAG_LOAD_PROGRESS:"hlsFragLoadProgress",FRAG_LOAD_EMERGENCY_ABORTED:"hlsFragLoadEmergencyAborted",FRAG_LOADED:"hlsFragLoaded",FRAG_PARSING_INIT_SEGMENT:"hlsFragParsingInitSegment",FRAG_PARSING_USERDATA:"hlsFragParsingUserdata",FRAG_PARSING_METADATA:"hlsFragParsingMetadata",FRAG_PARSING_DATA:"hlsFragParsingData",FRAG_PARSED:"hlsFragParsed",FRAG_BUFFERED:"hlsFragBuffered",FRAG_CHANGED:"hlsFragChanged",FPS_DROP:"hlsFpsDrop",ERROR:"hlsError",DESTROYING:"hlsDestroying",KEY_LOADING:"hlsKeyLoading",KEY_LOADED:"hlsKeyLoaded"}},{}],23:[function(n,a,e){"use strict";function t(e,t){if(!(e instanceof t))throw new TypeError("Cannot call a class as a function")}Object.defineProperty(e,"__esModule",{value:!0});var r=function(){function e(i,r){for(var t=0;td&&(t[u-1].end=r[e].end):t.push(r[e])}else t.push(r[e])}for(e=0,o=0,l=n=i;e=a&&f>i)l=a,n=f,o=n-i;else if(a>i+s){h=a;break}}return{len:o,start:l,end:n,nextStart:h}}}]),e}();e.default=i},{}],24:[function(r,s,t){"use strict";function i(e,t){if(!(e instanceof t))throw new TypeError("Cannot call a class as a function")}Object.defineProperty(t,"__esModule",{value:!0});var n=function(){function e(i,r){for(var t=0;th)return void(i.PTSKnown=!1);for(var r=c;h>=r;r++){var o=f[u+r],n=l[r];d=o.cc-n.cc,isNaN(o.startPTS)||(n.start=n.startPTS=o.startPTS,n.endPTS=o.endPTS,n.duration=o.duration,s=n)}if(d)for(e.logger.log("discontinuity sliding from playlist, take drift into account"),r=0;r=0&&ui.endSN)return 0;o=l-i.startSN,a=i.fragments,r=a[o],isNaN(r.startPTS)||(n=Math.min(n,r.startPTS),s=Math.max(s,r.endPTS));var u=n-r.start;for(r.start=r.startPTS=n,r.endPTS=s,r.duration=s-n,e=o;e>0;e--)t.updatePTS(a,e,e-1);for(e=o;ei?r.start=t.start+t.duration:r.start=t.start-r.duration:n>i?(t.duration=a-t.start,t.duration<0&&e.logger.error("negative duration computed for frag "+t.sn+",level "+t.level+", there should be some duration drift between playlist and fragment!")):(r.duration=t.start-a,r.duration<0&&e.logger.error("negative duration computed for frag "+r.sn+",level "+r.level+", there should be some duration drift between playlist and fragment!"))}}]),t}();t.default=a},{"../utils/logger":36}],25:[function(t,I,n){"use strict";function r(e){return e&&e.__esModule?e:{default:e}}function o(e,t){if(!(e instanceof t))throw new TypeError("Cannot call a class as a function")}Object.defineProperty(n,"__esModule",{value:!0});var a=function(){function e(i,r){for(var t=0;t1?t-1:0),e=1;t>e;e++)n[e-1]=arguments[e];i.emit.apply(i,[r,r].concat(n))},i.off=function(n){for(var t=arguments.length,r=Array(t>1?t-1:0),e=1;t>e;e++)r[e-1]=arguments[e];i.removeListener.apply(i,[n].concat(r))},this.on=i.on.bind(i),this.off=i.off.bind(i),this.trigger=i.trigger.bind(i),this.playlistLoader=new d.default(this),this.fragmentLoader=new h.default(this),this.levelController=new R.default(this),this.abrController=new r.abrController(this),this.bufferController=new r.bufferController(this),this.capLevelController=new r.capLevelController(this),this.streamController=new r.streamController(this),this.timelineController=new r.timelineController(this),this.keyLoader=new p.default(this)}return a(t,null,[{key:"isSupported",value:function(){return window.MediaSource&&window.MediaSource.isTypeSupported('video/mp4; codecs="avc1.42E01E,mp4a.40.2"')}},{key:"Events",get:function(){return i.default}},{key:"ErrorTypes",get:function(){return s.ErrorTypes}},{key:"ErrorDetails",get:function(){return s.ErrorDetails}},{key:"DefaultConfig",get:function(){return t.defaultConfig||(t.defaultConfig={autoStartLoad:!0,debug:!1,capLevelToPlayerSize:!1,maxBufferLength:30,maxBufferSize:6e7,maxBufferHole:.5,maxSeekHole:2,seekHoleNudgeDuration:.01,stalledInBufferedNudgeThreshold:10,maxFragLookUpTolerance:.2,liveSyncDurationCount:3,liveMaxLatencyDurationCount:1/0,liveSyncDuration:void 0,liveMaxLatencyDuration:void 0,maxMaxBufferLength:600,enableWorker:!0,enableSoftwareAES:!0,manifestLoadingTimeOut:1e4,manifestLoadingMaxRetry:1,manifestLoadingRetryDelay:1e3,levelLoadingTimeOut:1e4,levelLoadingMaxRetry:4,levelLoadingRetryDelay:1e3,fragLoadingTimeOut:2e4,fragLoadingMaxRetry:6,fragLoadingRetryDelay:1e3,fragLoadingLoopThreshold:3,startFragPrefetch:!1,appendErrorMaxRetry:3,loader:S.default,fLoader:void 0,pLoader:void 0,abrController:v.default,bufferController:P.default,capLevelController:m.default,streamController:b.default,timelineController:L.default,enableCEA708Captions:!0,enableMP2TPassThrough:!1}),t.defaultConfig},set:function(e){t.defaultConfig=e}}]),a(t,[{key:"destroy",value:function(){e.logger.log("destroy"),this.trigger(i.default.DESTROYING),this.detachMedia(),this.playlistLoader.destroy(),this.fragmentLoader.destroy(),this.levelController.destroy(),this.abrController.destroy(),this.bufferController.destroy(),this.capLevelController.destroy(),this.streamController.destroy(),this.timelineController.destroy(),this.keyLoader.destroy(),this.url=null,this.observer.removeAllListeners()}},{key:"attachMedia",value:function(t){e.logger.log("attachMedia"),this.media=t,this.trigger(i.default.MEDIA_ATTACHING,{media:t})}},{key:"detachMedia",value:function(){e.logger.log("detachMedia"),this.trigger(i.default.MEDIA_DETACHING),this.media=null}},{key:"loadSource",value:function(t){e.logger.log("loadSource:"+t),this.url=t,this.trigger(i.default.MANIFEST_LOADING,{url:t})}},{key:"startLoad",value:function(){var t=arguments.length<=0||void 0===arguments[0]?0:arguments[0];e.logger.log("startLoad"),this.levelController.startLoad(),this.streamController.startLoad(t)}},{key:"stopLoad",value:function(){e.logger.log("stopLoad"),this.levelController.stopLoad(),this.streamController.stopLoad()}},{key:"swapAudioCodec",value:function(){e.logger.log("swapAudioCodec"),this.streamController.swapAudioCodec()}},{key:"recoverMediaError",value:function(){e.logger.log("recoverMediaError");var t=this.media;this.detachMedia(),this.attachMedia(t)}},{key:"levels",get:function(){return this.levelController.levels}},{key:"currentLevel",get:function(){return this.streamController.currentLevel},set:function(t){e.logger.log("set currentLevel:"+t),this.loadLevel=t,this.streamController.immediateLevelSwitch()}},{key:"nextLevel",get:function(){return this.streamController.nextLevel},set:function(t){e.logger.log("set nextLevel:"+t),this.levelController.manualLevel=t,this.streamController.nextLevelSwitch()}},{key:"loadLevel",get:function(){return this.levelController.level},set:function(t){e.logger.log("set loadLevel:"+t),this.levelController.manualLevel=t}},{key:"nextLoadLevel",get:function(){return this.levelController.nextLoadLevel},set:function(e){this.levelController.nextLoadLevel=e}},{key:"firstLevel",get:function(){return this.levelController.firstLevel},set:function(t){e.logger.log("set firstLevel:"+t),this.levelController.firstLevel=t}},{key:"startLevel",get:function(){return this.levelController.startLevel},set:function(t){e.logger.log("set startLevel:"+t),this.levelController.startLevel=t}},{key:"autoLevelCapping",get:function(){return this.abrController.autoLevelCapping},set:function(t){e.logger.log("set autoLevelCapping:"+t),this.abrController.autoLevelCapping=t}},{key:"autoLevelEnabled",get:function(){return-1===this.levelController.manualLevel}},{key:"manualLevel",get:function(){return this.levelController.manualLevel}}]),t}();n.default=l},{"./controller/abr-controller":3,"./controller/buffer-controller":4,"./controller/cap-level-controller":5,"./controller/level-controller":6,"./controller/stream-controller":7,"./controller/timeline-controller":8,"./errors":20,"./events":22,"./loader/fragment-loader":27,"./loader/key-loader":28,"./loader/playlist-loader":29,"./utils/logger":36,"./utils/xhr-loader":38,events:1}],26:[function(e,t,r){"use strict";t.exports=e("./hls.js").default},{"./hls.js":25}],27:[function(r,c,i){"use strict";function n(e){return e&&e.__esModule?e:{default:e}}function u(e,t){if(!(e instanceof t))throw new TypeError("Cannot call a class as a function")}function f(t,e){if(!t)throw new ReferenceError("this hasn't been initialised - super() hasn't been called");return!e||"object"!=typeof e&&"function"!=typeof e?t:e}function s(t,e){if("function"!=typeof e&&null!==e)throw new TypeError("Super expression must either be null or a function, not "+typeof e);t.prototype=Object.create(e&&e.prototype,{constructor:{value:t,enumerable:!1,writable:!0,configurable:!0}}),e&&(Object.setPrototypeOf?Object.setPrototypeOf(t,e):t.__proto__=e)}Object.defineProperty(i,"__esModule",{value:!0});var h=function(){function e(i,r){for(var t=0;t2?(e=t.shift()+".",e+=parseInt(t.shift()).toString(16),e+=("000"+parseInt(t.shift()).toString(16)).substr(-4)):e=r,e}},{key:"cloneObj",value:function(e){return JSON.parse(JSON.stringify(e))}},{key:"parseLevelPlaylist",value:function(L,l,A){var e,b,s,a,g=0,o=0,i={url:l,fragments:[],live:!0,startSN:0},r={method:null,key:null,iv:null,uri:null},E=0,f=null,t=null;for(b=/(?:#EXT-X-(MEDIA-SEQUENCE):(\d+))|(?:#EXT-X-(TARGETDURATION):(\d+))|(?:#EXT-X-(KEY):(.*))|(?:#EXT(INF):([\d\.]+)[^\r\n]*([\r\n]+[^#|\r\n]+)?)|(?:#EXT-X-(BYTERANGE):([\d]+[@[\d]*)]*[\r\n]+([^#|\r\n]+)?|(?:#EXT-X-(ENDLIST))|(?:#EXT-X-(DIS)CONTINUITY))|(?:#EXT-X-(PROGRAM-DATE-TIME):(.*))/g;null!==(e=b.exec(L));)switch(e.shift(),e=e.filter(function(e){return void 0!==e}),e[0]){case"MEDIA-SEQUENCE":g=i.startSN=parseInt(e[1]);break;case"TARGETDURATION":i.targetduration=parseFloat(e[1]);break;case"ENDLIST":i.live=!1;break;case"DIS":E++;break;case"BYTERANGE":var c=e[1].split("@");a=1===c.length?s:parseInt(c[1]),s=parseInt(c[0])+a,t&&!t.url&&(t.byteRangeStartOffset=a,t.byteRangeEndOffset=s,t.url=this.resolve(e[2],l));break;case"INF":var v=parseFloat(e[1]);if(!isNaN(v)){var u,m=g++;if(r.method&&r.uri&&!r.iv){u=this.cloneObj(r);for(var y=new Uint8Array(16),d=12;16>d;d++)y[d]=m>>8*(15-d)&255;u.iv=y}else u=r;var k=e[2]?this.resolve(e[2],l):null;t={url:k,duration:v,start:o,sn:m,level:A,cc:E,byteRangeStartOffset:a,byteRangeEndOffset:s,decryptdata:u,programDateTime:f},i.fragments.push(t),o+=v,a=null,f=null}break;case"KEY":var R=e[1],p=new n.default(R),h=p.enumeratedString("METHOD"),_=p.URI,T=p.hexadecimalInteger("IV");h&&(r={method:null,key:null,iv:null,uri:null},_&&"AES-128"===h&&(r.method=h,r.uri=this.resolve(_,l),r.key=null,r.iv=T));break;case"PROGRAM-DATE-TIME":f=new Date(Date.parse(e[1]))}return t&&!t.url&&(i.fragments.pop(),o-=t.duration),i.totalduration=o,i.endSN=g-1,i}},{key:"loadsuccess",value:function(u,i){var s,o=u.currentTarget,a=o.responseText,r=o.responseURL,l=this.id,d=this.id2,n=this.hls;if(this.loading=!1,void 0===r&&(r=this.url),i.tload=performance.now(),i.mtime=new Date(o.getResponseHeader("Last-Modified")),0===a.indexOf("#EXTM3U"))if(a.indexOf("#EXTINF:")>0)if(null===this.id)n.trigger(t.default.MANIFEST_LOADED,{levels:[{url:r}],url:r,stats:i});else{var f=this.parseLevelPlaylist(a,r,l);i.tparsed=performance.now(),n.trigger(t.default.LEVEL_LOADED,{details:f,level:l,id:d,stats:i})}else s=this.parseMasterPlaylist(a,r),s.length?n.trigger(t.default.MANIFEST_LOADED,{levels:s,url:r,stats:i}):n.trigger(t.default.ERROR,{type:e.ErrorTypes.NETWORK_ERROR,details:e.ErrorDetails.MANIFEST_PARSING_ERROR,fatal:!0,url:r,reason:"no level found in manifest"});else n.trigger(t.default.ERROR,{type:e.ErrorTypes.NETWORK_ERROR,details:e.ErrorDetails.MANIFEST_PARSING_ERROR,fatal:!0,url:r,reason:"no EXTM3U delimiter"})}},{key:"loaderror",value:function(n){var r,i;null===this.id?(r=e.ErrorDetails.MANIFEST_LOAD_ERROR,i=!0):(r=e.ErrorDetails.LEVEL_LOAD_ERROR,i=!1),this.loader&&this.loader.abort(),this.loading=!1,this.hls.trigger(t.default.ERROR,{type:e.ErrorTypes.NETWORK_ERROR,details:r,fatal:i,url:this.url,loader:this.loader,response:n.currentTarget,level:this.id,id:this.id2})}},{key:"loadtimeout",value:function(){var r,i;null===this.id?(r=e.ErrorDetails.MANIFEST_LOAD_TIMEOUT,i=!0):(r=e.ErrorDetails.LEVEL_LOAD_TIMEOUT,i=!1),this.loader&&this.loader.abort(),this.loading=!1,this.hls.trigger(t.default.ERROR,{type:e.ErrorTypes.NETWORK_ERROR,details:r,fatal:i,url:this.url,loader:this.loader,level:this.id,id:this.id2})}}]),r}(a.default);s.default=u},{"../errors":20,"../event-handler":21,"../events":22,"../utils/attr-list":33,"../utils/url":37}],30:[function(n,a,e){"use strict";function t(e,t){if(!(e instanceof t))throw new TypeError("Cannot call a class as a function")}Object.defineProperty(e,"__esModule",{value:!0});var r=function(){function 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r=this.levels;r&&r.forEach(function(e){e.details&&e.details.fragments.forEach(function(e){e.loadCounter=void 0})}),e&&(e.removeEventListener("seeking",this.onvseeking),e.removeEventListener("seeked",this.onvseeked),e.removeEventListener("ended",this.onvended),this.onvseeking=this.onvseeked=this.onvended=null),this.media=null,this.loadedmetadata=!1,this.stopLoad()}},{key:"onMediaSeeking",value:function(){if(this.state===e.FRAG_LOADING){if(0===s.default.bufferInfo(this.media,this.media.currentTime,this.config.maxBufferHole).len){t.logger.log("seeking outside of buffer while fragment load in progress, cancel fragment load");var r=this.fragCurrent;r&&(r.loader&&r.loader.abort(),this.fragCurrent=null),this.fragPrevious=null,this.state=e.IDLE}}else this.state===e.ENDED&&(this.state=e.IDLE);this.media&&(this.lastCurrentTime=this.media.currentTime),void 0!==this.fragLoadIdx&&(this.fragLoadIdx+=2*this.config.fragLoadingLoopThreshold),this.tick()}},{key:"onMediaSeeked",value:function(){this.tick()}},{key:"onMediaEnded",value:function(){t.logger.log("media ended"),this.startPosition=this.lastCurrentTime=0}},{key:"onManifestLoading",value:function(){t.logger.log("trigger BUFFER_RESET"),this.hls.trigger(r.default.BUFFER_RESET),this.bufferRange=[],this.stalled=!1}},{key:"onManifestParsed",value:function(r){var e,i=!1,n=!1;r.levels.forEach(function(t){e=t.audioCodec,e&&(-1!==e.indexOf("mp4a.40.2")&&(i=!0),-1!==e.indexOf("mp4a.40.5")&&(n=!0))}),this.audioCodecSwitch=i&&n,this.audioCodecSwitch&&t.logger.log("both AAC/HE-AAC audio found in levels; declaring level codec as HE-AAC"),this.levels=r.levels,this.startLevelLoaded=!1,this.startFragRequested=!1,this.config.autoStartLoad&&this.hls.startLoad()}},{key:"onLevelLoaded",value:function(s){var i=s.details,n=s.level,o=this.levels[n],l=i.totalduration,a=0;if(t.logger.log("level "+n+" loaded ["+i.startSN+","+i.endSN+"],duration:"+l),this.levelLastLoaded=n,i.live){var d=o.details;d?(u.default.mergeDetails(d,i),a=i.fragments[0].start,i.PTSKnown?t.logger.log("live playlist sliding:"+a.toFixed(3)):t.logger.log("live playlist - outdated PTS, unknown sliding")):(i.PTSKnown=!1,t.logger.log("live playlist - first load, unknown sliding"))}else i.PTSKnown=!1;if(o.details=i,this.hls.trigger(r.default.LEVEL_UPDATED,{details:i,level:n}),this.startFragRequested===!1){if(i.live){var f=void 0!==this.config.liveSyncDuration?this.config.liveSyncDuration:this.config.liveSyncDurationCount*i.targetduration;this.startPosition=Math.max(0,a+l-f)}this.nextLoadPosition=this.startPosition}this.state===e.WAITING_LEVEL&&(this.state=e.IDLE),this.tick()}},{key:"onKeyLoaded",value:function(){this.state===e.KEY_LOADING&&(this.state=e.IDLE,this.tick())}},{key:"onFragLoaded",value:function(n){var i=this.fragCurrent;if(this.state===e.FRAG_LOADING&&i&&n.frag.level===i.level&&n.frag.sn===i.sn)if(t.logger.log("Loaded "+i.sn+" of level "+i.level),this.fragBitrateTest===!0)this.state=e.IDLE,this.fragBitrateTest=!1,this.startFragRequested=!1,n.stats.tparsed=n.stats.tbuffered=performance.now(),this.hls.trigger(r.default.FRAG_BUFFERED,{stats:n.stats,frag:i});else{this.state=e.PARSING,this.stats=n.stats;var s=this.levels[this.level],o=s.details,f=o.totalduration,h=i.start,l=i.level,u=i.sn,a=s.audioCodec||this.config.defaultAudioCodec;this.audioCodecSwap&&(t.logger.log("swapping playlist audio codec"),void 0===a&&(a=this.lastAudioCodec),a&&(a=-1!==a.indexOf("mp4a.40.5")?"mp4a.40.2":"mp4a.40.5")),this.pendingAppending=0,t.logger.log("Demuxing "+u+" of ["+o.startSN+" ,"+o.endSN+"],level "+l);var d=this.demuxer;d&&d.push(n.payload,a,s.videoCodec,h,i.cc,l,u,f,i.decryptdata)}this.fragLoadError=0}},{key:"onFragParsingInitSegment",value:function(l){if(this.state===e.PARSING){var o,i,n=l.tracks;if(i=n.audio){var a=this.levels[this.level].audioCodec,u=navigator.userAgent.toLowerCase();a&&this.audioCodecSwap&&(t.logger.log("swapping playlist audio codec"),a=-1!==a.indexOf("mp4a.40.5")?"mp4a.40.2":"mp4a.40.5"),this.audioCodecSwitch&&1!==i.metadata.channelCount&&-1===u.indexOf("firefox")&&(a="mp4a.40.5"),-1!==u.indexOf("android")&&(a="mp4a.40.2",t.logger.log("Android: force audio codec to"+a)),i.levelCodec=a}if(i=n.video,i&&(i.levelCodec=this.levels[this.level].videoCodec),l.unique){var s={codec:"",levelCodec:""};for(o in l.tracks)i=n[o],s.container=i.container,s.codec&&(s.codec+=",",s.levelCodec+=","),i.codec&&(s.codec+=i.codec),i.levelCodec&&(s.levelCodec+=i.levelCodec);n={audiovideo:s}}this.hls.trigger(r.default.BUFFER_CODECS,n);for(o in n){i=n[o],t.logger.log("track:"+o+",container:"+i.container+",codecs[level/parsed]=["+i.levelCodec+"/"+i.codec+"]");var d=i.initSegment;d&&(this.pendingAppending++,this.hls.trigger(r.default.BUFFER_APPENDING,{type:o,data:d}))}this.tick()}}},{key:"onFragParsingData",value:function(i){var o=this;if(this.state===e.PARSING){this.tparse2=Date.now();var n=this.levels[this.level],a=this.fragCurrent;t.logger.log("parsed "+i.type+",PTS:["+i.startPTS.toFixed(3)+","+i.endPTS.toFixed(3)+"],DTS:["+i.startDTS.toFixed(3)+"/"+i.endDTS.toFixed(3)+"],nb:"+i.nb);var l=u.default.updateFragPTS(n.details,a.sn,i.startPTS,i.endPTS),s=this.hls;s.trigger(r.default.LEVEL_PTS_UPDATED,{details:n.details,level:this.level,drift:l}),[i.data1,i.data2].forEach(function(e){e&&(o.pendingAppending++,s.trigger(r.default.BUFFER_APPENDING,{type:i.type,data:e}))}),this.nextLoadPosition=i.endPTS,this.bufferRange.push({type:i.type,start:i.startPTS,end:i.endPTS,frag:a}),this.tick()}else t.logger.warn("not in PARSING state but "+this.state+", ignoring FRAG_PARSING_DATA event")}},{key:"onFragParsed",value:function(){this.state===e.PARSING&&(this.stats.tparsed=performance.now(),this.state=e.PARSED,this._checkAppendedParsed())}},{key:"onBufferAppended",value:function(){switch(this.state){case e.PARSING:case e.PARSED:this.pendingAppending--,this._checkAppendedParsed()}}},{key:"_checkAppendedParsed",value:function(){if(this.state===e.PARSED&&0===this.pendingAppending){var n=this.fragCurrent,i=this.stats;n&&(this.fragPrevious=n,i.tbuffered=performance.now(),this.fragLastKbps=Math.round(8*i.length/(i.tbuffered-i.tfirst)),this.hls.trigger(r.default.FRAG_BUFFERED,{stats:i,frag:n}),t.logger.log("media buffered : "+this.timeRangesToString(this.media.buffered)),this.state=e.IDLE),this.tick()}}},{key:"onError",value:function(n){switch(n.details){case i.ErrorDetails.FRAG_LOAD_ERROR:case i.ErrorDetails.FRAG_LOAD_TIMEOUT:if(!n.fatal){var a=this.fragLoadError;if(a?a++:a=1,a<=this.config.fragLoadingMaxRetry){this.fragLoadError=a,n.frag.loadCounter=0;var s=Math.min(Math.pow(2,a-1)*this.config.fragLoadingRetryDelay,64e3);t.logger.warn("mediaController: frag loading failed, retry in "+s+" ms"),this.retryDate=performance.now()+s,this.state=e.FRAG_LOADING_WAITING_RETRY}else t.logger.error("mediaController: "+n.details+" reaches max retry, redispatch as fatal ..."),n.fatal=!0,this.hls.trigger(r.default.ERROR,n),this.state=e.ERROR}break;case i.ErrorDetails.FRAG_LOOP_LOADING_ERROR:case i.ErrorDetails.LEVEL_LOAD_ERROR:case i.ErrorDetails.LEVEL_LOAD_TIMEOUT:case i.ErrorDetails.KEY_LOAD_ERROR:case i.ErrorDetails.KEY_LOAD_TIMEOUT:this.state!==e.ERROR&&(this.state=n.fatal?e.ERROR:e.IDLE,t.logger.warn("mediaController: "+n.details+" while loading frag,switch to "+this.state+" state ..."));break;case i.ErrorDetails.BUFFER_FULL_ERROR:this.config.maxMaxBufferLength/=2,t.logger.warn("reduce max buffer length to "+this.config.maxMaxBufferLength+"s and trigger a nextLevelSwitch to flush old buffer and fix QuotaExceededError"),this.nextLevelSwitch()}}},{key:"_checkBuffer",value:function(){var e=this.media;if(e){var h=e.readyState;if(h){var n,a,d=this.seekAfterBuffered;if(d)e.duration>=d&&(n=d,this.seekAfterBuffered=void 0);else{a=e.currentTime;var p=this.loadedmetadata;!p&&e.buffered.length&&(this.loadedmetadata=!0,a||a===this.startPosition||(n=this.startPosition))}n&&(a=n,t.logger.log("target seek position:"+n));var l=s.default.bufferInfo(e,a,0),m=!(e.paused||e.ended||e.seeking||2>h),f=.4,c=a>e.playbackRate*this.lastCurrentTime;if(this.stalled&&c&&(this.stalled=!1,t.logger.log("playback not stuck anymore @"+a)),m&&l.len<=f){if(c?(f=0,this.seekHoleNudgeDuration=0):this.stalled?this.seekHoleNudgeDuration+=this.config.seekHoleNudgeDuration:(this.seekHoleNudgeDuration=0,t.logger.log("playback seems stuck @"+a),this.hls.trigger(r.default.ERROR,{type:i.ErrorTypes.MEDIA_ERROR,details:i.ErrorDetails.BUFFER_STALLED_ERROR,fatal:!1}),this.stalled=!0),l.len<=f){var o=l.nextStart,g=o-a;if(o&&g0&&!e.seeking){t.logger.log("adjust currentTime from "+e.currentTime+" to next buffered @ "+o+" + nudge "+this.seekHoleNudgeDuration);var y=o+this.seekHoleNudgeDuration-e.currentTime;e.currentTime=o+this.seekHoleNudgeDuration,this.hls.trigger(r.default.ERROR,{type:i.ErrorTypes.MEDIA_ERROR,details:i.ErrorDetails.BUFFER_SEEK_OVER_HOLE,fatal:!1,hole:y})}}}else{var v=e.currentTime;if(n&&v!==n){if(0===l.len){var u=l.nextStart;void 0!==u&&u-ne;e++)r+="["+t.start(e)+","+t.end(e)+"]";return r}},{key:"currentLevel",get:function(){if(this.media){var e=this.getBufferRange(this.media.currentTime);if(e)return e.frag.level}return-1}},{key:"nextBufferRange",get:function(){return this.media?this.followingBufferRange(this.getBufferRange(this.media.currentTime)):null}},{key:"nextLevel",get:function(){var e=this.nextBufferRange;return e?e.frag.level:-1}}]),n}(l.default);o.default=f},{"../demux/demuxer":16,"../errors":20,"../event-handler":21,"../events":22,"../helper/buffer-helper":23,"../helper/level-helper":24,"../utils/binary-search":34,"../utils/logger":36}],8:[function(t,g,i){"use strict";function r(e){return e&&e.__esModule?e:{default:e}}function f(e,t){if(!(e instanceof t))throw new TypeError("Cannot call a class as a function")}function a(t,e){if(!t)throw new ReferenceError("this hasn't been initialised - super() hasn't been called");return!e||"object"!=typeof e&&"function"!=typeof e?t:e}function s(t,e){if("function"!=typeof e&&null!==e)throw new TypeError("Super expression must either be null or a function, not "+typeof e);t.prototype=Object.create(e&&e.prototype,{constructor:{value:t,enumerable:!1,writable:!0,configurable:!0}}),e&&(Object.setPrototypeOf?Object.setPrototypeOf(t,e):t.__proto__=e)}Object.defineProperty(i,"__esModule",{value:!0});var c=function(){function e(i,r){for(var t=0;te;e++)c[(n[e]=e<<1^283*(e>>7))^e]=e;for(i=r=0;!h[i];i^=u||1,r=c[r]||1)for(t=r^r<<1^r<<2^r<<3^r<<4,t=t>>8^255&t^99,h[i]=t,g[t]=i,d=n[f=n[u=n[i]]],l=16843009*d^65537*f^257*u^16843008*i,s=257*n[t]^16843008*t,e=0;4>e;e++)a[e][i]=s=s<<24^s>>>8,o[e][t]=l=l<<24^l>>>8;for(e=0;5>e;e++)a[e]=a[e].slice(0),o[e]=o[e].slice(0)}},{key:"decrypt",value:function(R,p,_,b,E,m){var h,v,g,a,e=this._key[1],t=R^e[0],i=b^e[1],n=_^e[2],r=p^e[3],y=e.length/4-2,s=4,o=this._tables[1],f=o[0],d=o[1],u=o[2],l=o[3],c=o[4];for(a=0;y>a;a++)h=f[t>>>24]^d[i>>16&255]^u[n>>8&255]^l[255&r]^e[s],v=f[i>>>24]^d[n>>16&255]^u[r>>8&255]^l[255&t]^e[s+1],g=f[n>>>24]^d[r>>16&255]^u[t>>8&255]^l[255&i]^e[s+2],r=f[r>>>24]^d[t>>16&255]^u[i>>8&255]^l[255&n]^e[s+3],s+=4,t=h,i=v,n=g;for(a=0;4>a;a++)E[(3&-a)+m]=c[t>>>24]<<24^c[i>>16&255]<<16^c[n>>8&255]<<8^c[255&r]^e[s++],h=t,t=i,i=n,n=r,r=h}}]),e}();e.default=i},{}],10:[function(t,l,e){"use strict";function r(e){return e&&e.__esModule?e:{default:e}}function i(e,t){if(!(e instanceof t))throw new TypeError("Cannot call a class as a function")}Object.defineProperty(e,"__esModule",{value:!0});var n=function(){function e(i,r){for(var t=0;t>8|e>>>24}},{key:"doDecrypt",value:function(i,v,n){var u,h,o,f,l,c,d,a,e,r=new Int32Array(i.buffer,i.byteOffset,i.byteLength>>2),p=new s.default(Array.prototype.slice.call(v)),g=new Uint8Array(i.byteLength),t=new Int32Array(g.buffer);for(u=~~n[0],h=~~n[1],o=~~n[2],f=~~n[3],e=0;ee&&(255!==t[e]||240!==(240&t[e+1]));e++);for(r.audiosamplerate||(n=o.default.getAudioConfig(this.observer,t,e,p),r.config=n.config,r.audiosamplerate=n.samplerate,r.channelCount=n.channelCount,r.codec=n.codec,r.duration=y,l.logger.log("parsed codec:"+r.codec+",rate:"+n.samplerate+",nb channel:"+n.channelCount)),c=0,v=9216e4/r.audiosamplerate;u>e+5&&(s=1&t[e+1]?7:9,a=(3&t[e+3])<<11|t[e+4]<<3|(224&t[e+5])>>>5,a-=s,a>0&&u>=e+s+a);)for(f=h+c*v,g={unit:t.subarray(e+s,e+s+a),pts:f,dts:f},r.samples.push(g),r.len+=a,e+=a+s,c++;u-1>e&&(255!==t[e]||240!==(240&t[e+1]));e++);this.remuxer.remux(this._aacTrack,{samples:[]},{samples:[{pts:h,dts:h,unit:d.payload}]},{samples:[]},m)}},{key:"destroy",value:function(){}}],[{key:"probe",value:function(t){var e,r,n=new i.default(t);if(n.hasTimeStamp)for(e=n.length,r=t.length;r-1>e;e++)if(255===t[e]&&240===(240&t[e+1]))return!0;return!1}}]),e}();t.default=s},{"../demux/id3":18,"../utils/logger":36,"./adts":13}],13:[function(e,o,t){"use strict";function i(e,t){if(!(e instanceof t))throw new TypeError("Cannot call a class as a function")}Object.defineProperty(t,"__esModule",{value:!0});var n=function(){function e(i,r){for(var t=0;t>>6)+1,e=(60&u[l+2])>>>2,e>d.length-1?void h.trigger(Event.ERROR,{type:r.ErrorTypes.MEDIA_ERROR,details:r.ErrorDetails.FRAG_PARSING_ERROR,fatal:!0,reason:"invalid ADTS sampling index:"+e}):(o=(1&u[l+2])<<2,o|=(192&u[l+3])>>>6,a.logger.log("manifest codec:"+n+",ADTS data:type:"+i+",sampleingIndex:"+e+"["+d[e]+"Hz],channelConfig:"+o),-1!==f.indexOf("firefox")?e>=6?(i=5,t=new Array(4),s=e-3):(i=2,t=new Array(2),s=e):-1!==f.indexOf("android")?(i=2,t=new Array(2),s=e):(i=5,t=new Array(4),n&&(-1!==n.indexOf("mp4a.40.29")||-1!==n.indexOf("mp4a.40.5"))||!n&&e>=6?s=e-3:((n&&-1!==n.indexOf("mp4a.40.2")&&e>=6&&1===o||!n&&1===o)&&(i=2,t=new Array(2)),s=e)),t[0]=i<<3,t[0]|=(14&e)>>1,t[1]|=(1&e)<<7,t[1]|=o<<3,5===i&&(t[1]|=(14&s)>>1,t[2]=(1&s)<<7,t[2]|=8,t[3]=0),{config:t,samplerate:d[e],channelCount:o,codec:"mp4a.40."+i})}}]),e}();t.default=s},{"../errors":20,"../utils/logger":36}],14:[function(e,y,i){"use strict";function t(e){return e&&e.__esModule?e:{default:e}}function d(e,t){if(!(e instanceof t))throw new TypeError("Cannot call a class as a function")}Object.defineProperty(i,"__esModule",{value:!0});var h=function(){function e(i,r){for(var t=0;t1?r-1:0),e=1;r>e;e++)n[e-1]=arguments[e];t.emit.apply(t,[i,i].concat(n))},t.off=function(n){for(var r=arguments.length,i=Array(r>1?r-1:0),e=1;r>e;e++)i[e-1]=arguments[e];t.removeListener.apply(t,[n].concat(i))},r.addEventListener("message",function(i){var e=i.data;switch(e.cmd){case"init":r.demuxer=new u.default(t,e.typeSupported);break;case"demux":r.demuxer.push(new Uint8Array(e.data),e.audioCodec,e.videoCodec,e.timeOffset,e.cc,e.level,e.sn,e.duration)}}),t.on(e.default.FRAG_PARSING_INIT_SEGMENT,function(t,e){r.postMessage({event:t,tracks:e.tracks,unique:e.unique})}),t.on(e.default.FRAG_PARSING_DATA,function(i,e){var t={event:i,type:e.type,startPTS:e.startPTS,endPTS:e.endPTS,startDTS:e.startDTS,endDTS:e.endDTS,data1:e.data1.buffer,data2:e.data2.buffer,nb:e.nb};r.postMessage(t,[t.data1,t.data2])}),t.on(e.default.FRAG_PARSED,function(e){r.postMessage({event:e})}),t.on(e.default.ERROR,function(e,t){r.postMessage({event:e,data:t})}),t.on(e.default.FRAG_PARSING_METADATA,function(e,t){var i={event:e,samples:t.samples};r.postMessage(i)}),t.on(e.default.FRAG_PARSING_USERDATA,function(e,t){var i={event:e,samples:t.samples};r.postMessage(i)})};i.default=o},{"../demux/demuxer-inline":14,"../events":22,events:1}],16:[function(t,v,i){"use strict";function r(e){return e&&e.__esModule?e:{default:e}}function u(e,t){if(!(e instanceof t))throw new TypeError("Cannot call a class as a function")}Object.defineProperty(i,"__esModule",{value:!0});var h=function(){function e(i,r){for(var t=0;t0&&null!=e&&null!=e.key&&"AES-128"===e.method){null==this.decrypter&&(this.decrypter=new l.default(this.hls));var d=this;this.decrypter.decrypt(t,e.key,e.iv,function(e){d.pushDecrypted(e,r,i,n,a,s,o,u)})}else this.pushDecrypted(t,r,i,n,a,s,o,u)}},{key:"onWorkerMessage",value:function(i){var t=i.data;switch(t.event){case e.default.FRAG_PARSING_INIT_SEGMENT:var r={};r.tracks=t.tracks,r.unique=t.unique,this.hls.trigger(e.default.FRAG_PARSING_INIT_SEGMENT,r);break;case e.default.FRAG_PARSING_DATA:this.hls.trigger(e.default.FRAG_PARSING_DATA,{data1:new Uint8Array(t.data1),data2:new Uint8Array(t.data2),startPTS:t.startPTS,endPTS:t.endPTS,startDTS:t.startDTS,endDTS:t.endDTS,type:t.type,nb:t.nb});break;case e.default.FRAG_PARSING_METADATA:this.hls.trigger(e.default.FRAG_PARSING_METADATA,{samples:t.samples});break;case e.default.FRAG_PARSING_USERDATA:this.hls.trigger(e.default.FRAG_PARSING_USERDATA,{samples:t.samples});break;default:this.hls.trigger(t.event,t.data)}}}]),r}();i.default=o},{"../crypt/decrypter":11,"../demux/demuxer-inline":14,"../demux/demuxer-worker":15,"../events":22,"../utils/logger":36,webworkify:2}],17:[function(t,s,e){"use strict";function r(e,t){if(!(e instanceof t))throw new TypeError("Cannot call a class as a function")}Object.defineProperty(e,"__esModule",{value:!0});var i=function(){function e(i,r){for(var t=0;te?(this.word<<=e,this.bitsAvailable-=e):(e-=this.bitsAvailable,t=e>>3,e-=t>>3,this.bytesAvailable-=t,this.loadWord(),this.word<<=e,this.bitsAvailable-=e)}},{key:"readBits",value:function(t){var e=Math.min(this.bitsAvailable,t),r=this.word>>>32-e;return t>32&&n.logger.error("Cannot read more than 32 bits at a time"),this.bitsAvailable-=e,this.bitsAvailable>0?this.word<<=e:this.bytesAvailable>0&&this.loadWord(),e=t-e,e>0?r<>>e))return this.word<<=e,this.bitsAvailable-=e,e;return this.loadWord(),e+this.skipLZ()}},{key:"skipUEG",value:function(){this.skipBits(1+this.skipLZ())}},{key:"skipEG",value:function(){this.skipBits(1+this.skipLZ())}},{key:"readUEG",value:function(){var e=this.skipLZ();return this.readBits(e+1)-1}},{key:"readEG",value:function(){var e=this.readUEG();return 1&e?1+e>>>1:-1*(e>>>1)}},{key:"readBoolean",value:function(){return 1===this.readBits(1)}},{key:"readUByte",value:function(){return this.readBits(8)}},{key:"readUShort",value:function(){return this.readBits(16)}},{key:"readUInt",value:function(){return this.readBits(32)}},{key:"skipScalingList",value:function(n){var t,i,r=8,e=8;for(t=0;n>t;t++)0!==e&&(i=this.readEG(),e=(r+i+256)%256),r=0===e?r:e}},{key:"readSPS",value:function(){var t,v,p,l,n,a,i,o,r,s=0,d=0,f=0,h=0,c=1;if(this.readUByte(),t=this.readUByte(),v=this.readBits(5),this.skipBits(3),p=this.readUByte(),this.skipUEG(),100===t||110===t||122===t||244===t||44===t||83===t||86===t||118===t||128===t){
+var g=this.readUEG();if(3===g&&this.skipBits(1),this.skipUEG(),this.skipUEG(),this.skipBits(1),this.readBoolean())for(o=3!==g?8:12,r=0;o>r;r++)this.readBoolean()&&(6>r?this.skipScalingList(16):this.skipScalingList(64))}this.skipUEG();var u=this.readUEG();if(0===u)this.readUEG();else if(1===u)for(this.skipBits(1),this.skipEG(),this.skipEG(),l=this.readUEG(),r=0;l>r;r++)this.skipEG();if(this.skipUEG(),this.skipBits(1),n=this.readUEG(),a=this.readUEG(),i=this.readBits(1),0===i&&this.skipBits(1),this.skipBits(1),this.readBoolean()&&(s=this.readUEG(),d=this.readUEG(),f=this.readUEG(),h=this.readUEG()),this.readBoolean()&&this.readBoolean()){var e=void 0,y=this.readUByte();switch(y){case 1:e=[1,1];break;case 2:e=[12,11];break;case 3:e=[10,11];break;case 4:e=[16,11];break;case 5:e=[40,33];break;case 6:e=[24,11];break;case 7:e=[20,11];break;case 8:e=[32,11];break;case 9:e=[80,33];break;case 10:e=[18,11];break;case 11:e=[15,11];break;case 12:e=[64,33];break;case 13:e=[160,99];break;case 14:e=[4,3];break;case 15:e=[3,2];break;case 16:e=[2,1];break;case 255:e=[this.readUByte()<<8|this.readUByte(),this.readUByte()<<8|this.readUByte()]}e&&(c=e[0]/e[1])}return{width:Math.ceil((16*(n+1)-2*s-2*d)*c),height:(2-i)*(a+1)*16-(i?2:4)*(f+h)}}},{key:"readSliceType",value:function(){return this.readUByte(),this.readUEG(),this.readUEG()}}]),e}();e.default=a},{"../utils/logger":36}],18:[function(r,s,t){"use strict";function i(e,t){if(!(e instanceof t))throw new TypeError("Cannot call a class as a function")}Object.defineProperty(t,"__esModule",{value:!0});var n=function(){function e(i,r){for(var t=0;tr);return t}},{key:"_parseID3Frames",value:function(r,t,a){for(var n,s,o,l,i;a>=t+8;)switch(n=this.readUTF(r,t,4),t+=4,s=r[t++]<<24+r[t++]<<16+r[t++]<<8+r[t++],l=r[t++]<<8+r[t++],o=t,n){case"PRIV":if("com.apple.streaming.transportStreamTimestamp"===this.readUTF(r,t,44)){t+=44,t+=4;var u=1&r[t++];this._hasTimeStamp=!0,i=((r[t++]<<23)+(r[t++]<<15)+(r[t++]<<7)+r[t++])/45,u&&(i+=47721858.84),i=Math.round(i),e.logger.trace("ID3 timestamp found: "+i),this._timeStamp=i}}}},{key:"hasTimeStamp",get:function(){return this._hasTimeStamp}},{key:"timeStamp",get:function(){return this._timeStamp}},{key:"length",get:function(){return this._length}},{key:"payload",get:function(){return this._payload}}]),t}();t.default=a},{"../utils/logger":36}],19:[function(t,g,n){"use strict";function i(e){return e&&e.__esModule?e:{default:e}}function u(e,t){if(!(e instanceof t))throw new TypeError("Cannot call a class as a function")}Object.defineProperty(n,"__esModule",{value:!0});var f=function(){function e(i,r){for(var t=0;tt;t+=188)if(71===i[t]){if(d=!!(64&i[t+1]),u=((31&i[t+1])<<8)+i[t+2],y=(48&i[t+3])>>4,y>1){if(n=t+5+i[t+4],n===t+188)continue}else n=t+4;if(v)if(u===h){if(d){if(s&&(this._parseAVCPES(this._parsePES(s)),b&&this._avcTrack.codec&&(-1===f||this._aacTrack.codec)))return void this.remux(i);s={data:[],size:0}}s&&(s.data.push(i.subarray(n,t+188)),s.size+=t+188-n)}else if(u===f){if(d){if(o&&(this._parseAACPES(this._parsePES(o)),b&&this._aacTrack.codec&&(-1===h||this._avcTrack.codec)))return void this.remux(i);o={data:[],size:0}}o&&(o.data.push(i.subarray(n,t+188)),o.size+=t+188-n)}else u===_&&(d&&(l&&this._parseID3PES(this._parsePES(l)),l={data:[],size:0}),l&&(l.data.push(i.subarray(n,t+188)),l.size+=t+188-n));else d&&(n+=i[n]+1),0===u?this._parsePAT(i,n):u===this._pmtId?(this._parsePMT(i,n),v=this.pmtParsed=!0,h=this._avcTrack.id,f=this._aacTrack.id,_=this._id3Track.id,g&&(e.logger.log("reparse from beginning"),g=!1,t=-188)):(e.logger.log("unknown PID found before PAT/PMT"),g=!0)}else this.observer.trigger(a.default.ERROR,{type:r.ErrorTypes.MEDIA_ERROR,details:r.ErrorDetails.FRAG_PARSING_ERROR,fatal:!1,reason:"TS packet did not start with 0x47"});s&&this._parseAVCPES(this._parsePES(s)),o&&this._parseAACPES(this._parsePES(o)),l&&this._parseID3PES(this._parsePES(l)),this.remux(null)}},{key:"remux",value:function(e){this.remuxer.remux(this._aacTrack,this._avcTrack,this._id3Track,this._txtTrack,this.timeOffset,this.contiguous,e)}},{key:"destroy",value:function(){this.switchLevel(),this._initPTS=this._initDTS=void 0,this._duration=0}},{key:"_parsePAT",value:function(e,t){this._pmtId=(31&e[t+10])<<8|e[t+11]}},{key:"_parsePMT",value:function(r,t){var n,a,s,i;for(n=(15&r[t+1])<<8|r[t+2],a=t+3+n-4,s=(15&r[t+10])<<8|r[t+11],t+=12+s;a>t;){switch(i=(31&r[t+1])<<8|r[t+2],r[t]){case 15:this._aacTrack.id=i;break;case 21:this._id3Track.id=i;break;case 27:this._avcTrack.id=i;break;default:e.logger.log("unkown stream type:"+r[t])}t+=((15&r[t+3])<<8|r[t+4])+5}}},{key:"_parsePES",value:function(o){var e,a,h,d,u,l,i,r,t,f=0,s=o.data;if(e=s[0],h=(e[0]<<16)+(e[1]<<8)+e[2],1===h){for(d=(e[4]<<8)+e[5],a=e[7],192&a&&(i=536870912*(14&e[9])+4194304*(255&e[10])+16384*(254&e[11])+128*(255&e[12])+(254&e[13])/2,i>4294967295&&(i-=8589934592),64&a?(r=536870912*(14&e[14])+4194304*(255&e[15])+16384*(254&e[16])+128*(255&e[17])+(254&e[18])/2,r>4294967295&&(r-=8589934592)):r=i),u=e[8],t=u+9,o.size-=t,l=new Uint8Array(o.size);s.length;){e=s.shift();var n=e.byteLength;if(t){if(t>n){t-=n;continue}e=e.subarray(t),n-=t,t=0}l.set(e,f),f+=n}return{data:l,pts:i,dts:r,len:d}}return null}},{key:"_parseAVCPES",value:function(i){var t,p,a,l,y=this,r=this._avcTrack,u=r.samples,m=this._parseAVCNALu(i.data),d=[],o=!1,h=!1,c=0;if(0===m.length&&u.length>0){var g=u[u.length-1],f=g.units.units[g.units.units.length-1],v=new Uint8Array(f.data.byteLength+i.data.byteLength);v.set(f.data,0),v.set(i.data,f.data.byteLength),f.data=v,g.units.length+=i.data.byteLength,r.len+=i.data.byteLength}i.data=null;var n="";m.forEach(function(e){switch(e.type){case 1:a=!0,o&&(n+="NDR ");break;case 5:a=!0,o&&(n+="IDR "),h=!0;break;case 6:a=!0,o&&(n+="SEI "),t=new s.default(e.data),t.readUByte();var E=t.readUByte();if(4===E){var v=0;do v=t.readUByte();while(255===v);var R=t.readUByte();if(181===R){var _=t.readUShort();if(49===_){var A=t.readUInt();if(1195456820===A){var k=t.readUByte();if(3===k){var g=t.readUByte(),b=t.readUByte(),T=31&g,f=[g,b];for(l=0;T>l;l++)f.push(t.readUByte()),f.push(t.readUByte()),f.push(t.readUByte());y._txtTrack.samples.push({type:3,pts:i.pts,bytes:f})}}}}}break;case 7:if(a=!0,o&&(n+="SPS "),!r.sps){t=new s.default(e.data);var p=t.readSPS();r.width=p.width,r.height=p.height,r.sps=[e.data],r.duration=y._duration;var L=e.data.subarray(1,4),m="avc1.";for(l=0;3>l;l++){var u=L[l].toString(16);u.length<2&&(u="0"+u),m+=u}r.codec=m}break;case 8:a=!0,o&&(n+="PPS "),r.pps||(r.pps=[e.data]);break;case 9:a=!1,o&&(n+="AUD ");break;default:a=!1,n+="unknown NAL "+e.type+" "}a&&(d.push(e),c+=e.data.byteLength)}),(o||n.length)&&e.logger.log(n),d.length&&(h===!0||r.sps&&(u.length||this.contiguous))&&(p={units:{units:d,length:c},pts:i.pts,dts:i.dts,key:h},u.push(p),r.len+=c,r.nbNalu+=d.length)}},{key:"_parseAVCNALu",value:function(r){for(var a,i,s,p,n,l,t=0,h=r.byteLength,e=0,d=[];h>t;)switch(a=r[t++],e){case 0:0===a&&(e=1);break;case 1:e=0===a?2:0;break;case 2:case 3:if(0===a)e=3;else if(1===a&&h>t){if(p=31&r[t],n)s={data:r.subarray(n,t-e-1),type:l},d.push(s);else if(i=t-e-1){var c=this._avcTrack,f=c.samples;if(f.length){var g=f[f.length-1],v=g.units.units,o=v[v.length-1],u=new Uint8Array(o.data.byteLength+i);u.set(o.data,0),u.set(r.subarray(0,i),o.data.byteLength),o.data=u,g.units.length+=i,c.len+=i}}n=t,l=p,e=0}else e=0}return n&&(s={data:r.subarray(n,h),type:l},d.push(s)),d}},{key:"_parseAACPES",value:function(R){var l,o,p,E,t,d,f,s,_,n=this._aacTrack,i=R.data,g=R.pts,k=0,L=this._duration,A=this.audioCodec,u=this.aacOverFlow,b=this.lastAacPTS;if(u){var m=new Uint8Array(u.byteLength+i.byteLength);m.set(u,0),m.set(i,u.byteLength),i=m}for(t=k,s=i.length;s-1>t&&(255!==i[t]||240!==(240&i[t+1]));t++);if(t){var y,h;if(s-1>t?(y="AAC PES did not start with ADTS header,offset:"+t,h=!1):(y="no ADTS header found in AAC PES",h=!0),this.observer.trigger(a.default.ERROR,{type:r.ErrorTypes.MEDIA_ERROR,details:r.ErrorDetails.FRAG_PARSING_ERROR,fatal:h,reason:y}),h)return}if(n.audiosamplerate||(l=c.default.getAudioConfig(this.observer,i,t,A),n.config=l.config,n.audiosamplerate=l.samplerate,n.channelCount=l.channelCount,n.codec=l.codec,n.duration=L,e.logger.log("parsed codec:"+n.codec+",rate:"+l.samplerate+",nb channel:"+l.channelCount)),E=0,p=9216e4/n.audiosamplerate,u&&b){var v=b+p;Math.abs(v-g)>1&&(e.logger.log("AAC: align PTS for overlapping frames by "+Math.round((v-g)/90)),g=v)}for(;s>t+5&&(d=1&i[t+1]?7:9,o=(3&i[t+3])<<11|i[t+4]<<3|(224&i[t+5])>>>5,o-=d,o>0&&s>=t+d+o);)for(f=g+E*p,_={unit:i.subarray(t+d,t+d+o),pts:f,dts:f},n.samples.push(_),n.len+=o,t+=o+d,E++;s-1>t&&(255!==i[t]||240!==(240&i[t+1]));t++);u=s>t?i.subarray(t,s):null,this.aacOverFlow=u,this.lastAacPTS=f}},{key:"_parseID3PES",value:function(e){this._id3Track.samples.push(e)}}],[{key:"probe",value:function(e){return e.length>=564&&71===e[0]&&71===e[188]&&71===e[376]}}]),t}();n.default=o},{"../errors":20,"../events":22,"../utils/logger":36,"./adts":13,"./exp-golomb":17}],20:[function(t,r,e){"use strict";Object.defineProperty(e,"__esModule",{value:!0});e.ErrorTypes={NETWORK_ERROR:"networkError",MEDIA_ERROR:"mediaError",OTHER_ERROR:"otherError"},e.ErrorDetails={MANIFEST_LOAD_ERROR:"manifestLoadError",MANIFEST_LOAD_TIMEOUT:"manifestLoadTimeOut",MANIFEST_PARSING_ERROR:"manifestParsingError",MANIFEST_INCOMPATIBLE_CODECS_ERROR:"manifestIncompatibleCodecsError",LEVEL_LOAD_ERROR:"levelLoadError",LEVEL_LOAD_TIMEOUT:"levelLoadTimeOut",LEVEL_SWITCH_ERROR:"levelSwitchError",FRAG_LOAD_ERROR:"fragLoadError",FRAG_LOOP_LOADING_ERROR:"fragLoopLoadingError",FRAG_LOAD_TIMEOUT:"fragLoadTimeOut",FRAG_DECRYPT_ERROR:"fragDecryptError",FRAG_PARSING_ERROR:"fragParsingError",KEY_LOAD_ERROR:"keyLoadError",KEY_LOAD_TIMEOUT:"keyLoadTimeOut",BUFFER_APPEND_ERROR:"bufferAppendError",BUFFER_APPENDING_ERROR:"bufferAppendingError",BUFFER_STALLED_ERROR:"bufferStalledError",BUFFER_FULL_ERROR:"bufferFullError",BUFFER_SEEK_OVER_HOLE:"bufferSeekOverHole",INTERNAL_EXCEPTION:"internalException"}},{}],21:[function(e,f,t){"use strict";function i(e){return e&&e.__esModule?e:{default:e}}function n(e,t){if(!(e instanceof t))throw new TypeError("Cannot call a class as a function")}Object.defineProperty(t,"__esModule",{value:!0});var a="function"==typeof Symbol&&"symbol"==typeof Symbol.iterator?function(e){return typeof e}:function(e){return e&&"function"==typeof Symbol&&e.constructor===Symbol?"symbol":typeof e},d=function(){function e(i,r){for(var t=0;t1?r-1:0),t=1;r>t;t++)i[t-1]=arguments[t];this.handledEvents=i,this.useGenericHandler=!0,this.registerListeners()}return d(e,[{key:"destroy",value:function(){this.unregisterListeners()}},{key:"isEventHandler",value:function(){return"object"===a(this.handledEvents)&&this.handledEvents.length&&"function"==typeof this.onEvent}},{key:"registerListeners",value:function(){this.isEventHandler()&&this.handledEvents.forEach(function(e){if("hlsEventGeneric"===e)throw new Error("Forbidden event name: "+e);this.hls.on(e,this.onEvent)}.bind(this))}},{key:"unregisterListeners",value:function(){this.isEventHandler()&&this.handledEvents.forEach(function(e){this.hls.off(e,this.onEvent)}.bind(this))}},{key:"onEvent",value:function(e,t){this.onEventGeneric(e,t)}},{key:"onEventGeneric",value:function(e,t){var i=function(t,r){var e="on"+t.replace("hls","");if("function"!=typeof this[e])throw new Error("Event "+t+" has no generic handler in this "+this.constructor.name+" class (tried "+e+")");return this[e].bind(this,r)};try{i.call(this,e,t).call()}catch(t){o.logger.error("internal error happened while processing "+e+":"+t.message),this.hls.trigger(s.default.ERROR,{type:r.ErrorTypes.OTHER_ERROR,details:r.ErrorDetails.INTERNAL_EXCEPTION,fatal:!1,event:e,err:t})}}}]),e}();t.default=l},{"./errors":20,"./events":22,"./utils/logger":36}],22:[function(t,e,r){"use strict";e.exports={MEDIA_ATTACHING:"hlsMediaAttaching",MEDIA_ATTACHED:"hlsMediaAttached",MEDIA_DETACHING:"hlsMediaDetaching",MEDIA_DETACHED:"hlsMediaDetached",BUFFER_RESET:"hlsBufferReset",BUFFER_CODECS:"hlsBufferCodecs",BUFFER_APPENDING:"hlsBufferAppending",BUFFER_APPENDED:"hlsBufferAppended",BUFFER_EOS:"hlsBufferEos",BUFFER_FLUSHING:"hlsBufferFlushing",BUFFER_FLUSHED:"hlsBufferFlushed",MANIFEST_LOADING:"hlsManifestLoading",MANIFEST_LOADED:"hlsManifestLoaded",MANIFEST_PARSED:"hlsManifestParsed",LEVEL_LOADING:"hlsLevelLoading",LEVEL_LOADED:"hlsLevelLoaded",LEVEL_UPDATED:"hlsLevelUpdated",LEVEL_PTS_UPDATED:"hlsLevelPtsUpdated",LEVEL_SWITCH:"hlsLevelSwitch",FRAG_LOADING:"hlsFragLoading",FRAG_LOAD_PROGRESS:"hlsFragLoadProgress",FRAG_LOAD_EMERGENCY_ABORTED:"hlsFragLoadEmergencyAborted",FRAG_LOADED:"hlsFragLoaded",FRAG_PARSING_INIT_SEGMENT:"hlsFragParsingInitSegment",FRAG_PARSING_USERDATA:"hlsFragParsingUserdata",FRAG_PARSING_METADATA:"hlsFragParsingMetadata",FRAG_PARSING_DATA:"hlsFragParsingData",FRAG_PARSED:"hlsFragParsed",FRAG_BUFFERED:"hlsFragBuffered",FRAG_CHANGED:"hlsFragChanged",FPS_DROP:"hlsFpsDrop",ERROR:"hlsError",DESTROYING:"hlsDestroying",KEY_LOADING:"hlsKeyLoading",KEY_LOADED:"hlsKeyLoaded"}},{}],23:[function(n,a,e){"use strict";function t(e,t){if(!(e instanceof t))throw new TypeError("Cannot call a class as a function")}Object.defineProperty(e,"__esModule",{value:!0});var r=function(){function e(i,r){for(var t=0;td&&(t[u-1].end=r[e].end):t.push(r[e])}else t.push(r[e])}for(e=0,o=0,l=n=i;e=a&&f>i)l=a,n=f,o=n-i;else if(a>i+s){h=a;break}}return{len:o,start:l,end:n,nextStart:h}}}]),e}();e.default=i},{}],24:[function(r,s,t){"use strict";function i(e,t){if(!(e instanceof t))throw new TypeError("Cannot call a class as a function")}Object.defineProperty(t,"__esModule",{value:!0});var n=function(){function e(i,r){for(var t=0;th)return void(i.PTSKnown=!1);for(var r=c;h>=r;r++){var o=f[u+r],n=l[r];d=o.cc-n.cc,isNaN(o.startPTS)||(n.start=n.startPTS=o.startPTS,n.endPTS=o.endPTS,n.duration=o.duration,s=n)}if(d)for(e.logger.log("discontinuity sliding from playlist, take drift into account"),r=0;r=0&&ui.endSN)return 0;o=l-i.startSN,a=i.fragments,r=a[o],isNaN(r.startPTS)||(n=Math.min(n,r.startPTS),s=Math.max(s,r.endPTS));var u=n-r.start;for(r.start=r.startPTS=n,r.endPTS=s,r.duration=s-n,e=o;e>0;e--)t.updatePTS(a,e,e-1);for(e=o;ei?r.start=t.start+t.duration:r.start=t.start-r.duration:n>i?(t.duration=a-t.start,t.duration<0&&e.logger.error("negative duration computed for frag "+t.sn+",level "+t.level+", there should be some duration drift between playlist and fragment!")):(r.duration=t.start-a,r.duration<0&&e.logger.error("negative duration computed for frag "+r.sn+",level "+r.level+", there should be some duration drift between playlist and fragment!"))}}]),t}();t.default=a},{"../utils/logger":36}],25:[function(t,I,n){"use strict";function r(e){return e&&e.__esModule?e:{default:e}}function o(e,t){if(!(e instanceof t))throw new TypeError("Cannot call a class as a function")}Object.defineProperty(n,"__esModule",{value:!0});var a=function(){function e(i,r){for(var t=0;t1?t-1:0),e=1;t>e;e++)n[e-1]=arguments[e];i.emit.apply(i,[r,r].concat(n))},i.off=function(n){for(var t=arguments.length,r=Array(t>1?t-1:0),e=1;t>e;e++)r[e-1]=arguments[e];i.removeListener.apply(i,[n].concat(r))},this.on=i.on.bind(i),this.off=i.off.bind(i),this.trigger=i.trigger.bind(i),this.playlistLoader=new d.default(this),this.fragmentLoader=new h.default(this),this.levelController=new R.default(this),this.abrController=new r.abrController(this),this.bufferController=new r.bufferController(this),this.capLevelController=new r.capLevelController(this),this.streamController=new r.streamController(this),this.timelineController=new r.timelineController(this),this.keyLoader=new p.default(this)}return a(t,null,[{key:"isSupported",value:function(){return window.MediaSource&&window.MediaSource.isTypeSupported('video/mp4; codecs="avc1.42E01E,mp4a.40.2"')}},{key:"Events",get:function(){return i.default}},{key:"ErrorTypes",get:function(){return s.ErrorTypes}},{key:"ErrorDetails",get:function(){return s.ErrorDetails}},{key:"DefaultConfig",get:function(){return t.defaultConfig||(t.defaultConfig={autoStartLoad:!0,debug:!1,capLevelToPlayerSize:!1,maxBufferLength:30,maxBufferSize:6e7,maxBufferHole:.5,maxSeekHole:2,seekHoleNudgeDuration:.01,stalledInBufferedNudgeThreshold:10,maxFragLookUpTolerance:.2,liveSyncDurationCount:3,liveMaxLatencyDurationCount:1/0,liveSyncDuration:void 0,liveMaxLatencyDuration:void 0,maxMaxBufferLength:600,enableWorker:!0,enableSoftwareAES:!0,manifestLoadingTimeOut:1e4,manifestLoadingMaxRetry:1,manifestLoadingRetryDelay:1e3,levelLoadingTimeOut:1e4,levelLoadingMaxRetry:4,levelLoadingRetryDelay:1e3,fragLoadingTimeOut:2e4,fragLoadingMaxRetry:6,fragLoadingRetryDelay:1e3,fragLoadingLoopThreshold:3,startFragPrefetch:!1,appendErrorMaxRetry:3,loader:S.default,fLoader:void 0,pLoader:void 0,abrController:g.default,bufferController:P.default,capLevelController:m.default,streamController:b.default,timelineController:L.default,enableCEA708Captions:!0,enableMP2TPassThrough:!1}),t.defaultConfig},set:function(e){t.defaultConfig=e}}]),a(t,[{key:"destroy",value:function(){e.logger.log("destroy"),this.trigger(i.default.DESTROYING),this.detachMedia(),this.playlistLoader.destroy(),this.fragmentLoader.destroy(),this.levelController.destroy(),this.abrController.destroy(),this.bufferController.destroy(),this.capLevelController.destroy(),this.streamController.destroy(),this.timelineController.destroy(),this.keyLoader.destroy(),this.url=null,this.observer.removeAllListeners()}},{key:"attachMedia",value:function(t){e.logger.log("attachMedia"),this.media=t,this.trigger(i.default.MEDIA_ATTACHING,{media:t})}},{key:"detachMedia",value:function(){e.logger.log("detachMedia"),this.trigger(i.default.MEDIA_DETACHING),this.media=null}},{key:"loadSource",value:function(t){e.logger.log("loadSource:"+t),this.url=t,this.trigger(i.default.MANIFEST_LOADING,{url:t})}},{key:"startLoad",value:function(){var t=arguments.length<=0||void 0===arguments[0]?0:arguments[0];e.logger.log("startLoad"),this.levelController.startLoad(),this.streamController.startLoad(t)}},{key:"stopLoad",value:function(){e.logger.log("stopLoad"),this.levelController.stopLoad(),this.streamController.stopLoad()}},{key:"swapAudioCodec",value:function(){e.logger.log("swapAudioCodec"),this.streamController.swapAudioCodec()}},{key:"recoverMediaError",value:function(){e.logger.log("recoverMediaError");var t=this.media;this.detachMedia(),this.attachMedia(t)}},{key:"levels",get:function(){return this.levelController.levels}},{key:"currentLevel",get:function(){return this.streamController.currentLevel},set:function(t){e.logger.log("set currentLevel:"+t),this.loadLevel=t,this.streamController.immediateLevelSwitch()}},{key:"nextLevel",get:function(){return this.streamController.nextLevel},set:function(t){e.logger.log("set 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r,i;null===this.id?(r=e.ErrorDetails.MANIFEST_LOAD_ERROR,i=!0):(r=e.ErrorDetails.LEVEL_LOAD_ERROR,i=!1),this.loader&&this.loader.abort(),this.loading=!1,this.hls.trigger(t.default.ERROR,{type:e.ErrorTypes.NETWORK_ERROR,details:r,fatal:i,url:this.url,loader:this.loader,response:n.currentTarget,level:this.id,id:this.id2})}},{key:"loadtimeout",value:function(){var r,i;null===this.id?(r=e.ErrorDetails.MANIFEST_LOAD_TIMEOUT,i=!0):(r=e.ErrorDetails.LEVEL_LOAD_TIMEOUT,i=!1),this.loader&&this.loader.abort(),this.loading=!1,this.hls.trigger(t.default.ERROR,{type:e.ErrorTypes.NETWORK_ERROR,details:r,fatal:i,url:this.url,loader:this.loader,level:this.id,id:this.id2})}}]),r}(a.default);s.default=u},{"../errors":20,"../event-handler":21,"../events":22,"../utils/attr-list":33,"../utils/url":37}],30:[function(n,a,e){"use strict";function t(e,t){if(!(e instanceof t))throw new TypeError("Cannot call a class as a function")}Object.defineProperty(e,"__esModule",{value:!0});var r=function(){function e(i,r){for(var t=0;t>24&255,t[1]=e>>16&255,t[2]=e>>8&255,t[3]=255&e,t.set(n,4),r=0,e=8;a>r;r++)t.set(i[r],e),e+=i[r].byteLength;return t}},{key:"hdlr",value:function(t){return e.box(e.types.hdlr,e.HDLR_TYPES[t])}},{key:"mdat",value:function(t){return e.box(e.types.mdat,t)}},{key:"mdhd",value:function(t,r){return r*=t,e.box(e.types.mdhd,new Uint8Array([0,0,0,0,0,0,0,2,0,0,0,3,t>>24&255,t>>16&255,t>>8&255,255&t,r>>24,r>>16&255,r>>8&255,255&r,85,196,0,0]))}},{key:"mdia",value:function(t){return e.box(e.types.mdia,e.mdhd(t.timescale,t.duration),e.hdlr(t.type),e.minf(t))}},{key:"mfhd",value:function(t){return e.box(e.types.mfhd,new Uint8Array([0,0,0,0,t>>24,t>>16&255,t>>8&255,255&t]))}},{key:"minf",value:function(t){return"audio"===t.type?e.box(e.types.minf,e.box(e.types.smhd,e.SMHD),e.DINF,e.stbl(t)):e.box(e.types.minf,e.box(e.types.vmhd,e.VMHD),e.DINF,e.stbl(t))}},{key:"moof",value:function(t,r,i){return e.box(e.types.moof,e.mfhd(t),e.traf(i,r))}},{key:"moov",value:function(t){for(var r=t.length,i=[];r--;)i[r]=e.trak(t[r]);return e.box.apply(null,[e.types.moov,e.mvhd(t[0].timescale,t[0].duration)].concat(i).concat(e.mvex(t)))}},{key:"mvex",value:function(r){for(var t=r.length,i=[];t--;)i[t]=e.trex(r[t]);return e.box.apply(null,[e.types.mvex].concat(i))}},{key:"mvhd",value:function(t,r){r*=t;var i=new Uint8Array([0,0,0,0,0,0,0,1,0,0,0,2,t>>24&255,t>>16&255,t>>8&255,255&t,r>>24&255,r>>16&255,r>>8&255,255&r,0,1,0,0,1,0,0,0,0,0,0,0,0,0,0,0,0,1,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,1,0,0,0,0,0,0,0,0,0,0,0,0,0,0,64,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,255,255,255,255]);return e.box(e.types.mvhd,i)}},{key:"sdtp",value:function(a){var r,t,i=a.samples||[],n=new Uint8Array(4+i.length);for(t=0;t>>8&255),i.push(255&a),i=i.concat(Array.prototype.slice.call(n));for(r=0;r>>8&255),s.push(255&a),s=s.concat(Array.prototype.slice.call(n));var u=e.box(e.types.avcC,new Uint8Array([1,i[3],i[4],i[5],255,224|t.sps.length].concat(i).concat([t.pps.length]).concat(s))),o=t.width,l=t.height;return e.box(e.types.avc1,new Uint8Array([0,0,0,0,0,0,0,1,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,o>>8&255,255&o,l>>8&255,255&l,0,72,0,0,0,72,0,0,0,0,0,0,0,1,18,100,97,105,108,121,109,111,116,105,111,110,47,104,108,115,46,106,115,0,0,0,0,0,0,0,0,0,0,0,0,0,0,24,17,17]),u,e.box(e.types.btrt,new Uint8Array([0,28,156,128,0,45,198,192,0,45,198,192])))}},{key:"esds",value:function(t){var e=t.config.length;return new Uint8Array([0,0,0,0,3,23+e,0,1,0,4,15+e,64,21,0,0,0,0,0,0,0,0,0,0,0,5].concat([e]).concat(t.config).concat([6,1,2]))}},{key:"mp4a",value:function(t){var r=t.audiosamplerate;return e.box(e.types.mp4a,new Uint8Array([0,0,0,0,0,0,0,1,0,0,0,0,0,0,0,0,0,t.channelCount,0,16,0,0,0,0,r>>8&255,255&r,0,0]),e.box(e.types.esds,e.esds(t)))}},{key:"stsd",value:function(t){return"audio"===t.type?e.box(e.types.stsd,e.STSD,e.mp4a(t)):e.box(e.types.stsd,e.STSD,e.avc1(t))}},{key:"tkhd",value:function(t){var r=t.id,i=t.duration*t.timescale,n=t.width,a=t.height;return e.box(e.types.tkhd,new Uint8Array([0,0,0,7,0,0,0,0,0,0,0,0,r>>24&255,r>>16&255,r>>8&255,255&r,0,0,0,0,i>>24,i>>16&255,i>>8&255,255&i,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,1,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,1,0,0,0,0,0,0,0,0,0,0,0,0,0,0,64,0,0,0,n>>8&255,255&n,0,0,a>>8&255,255&a,0,0]))}},{key:"traf",value:function(i,t){var n=e.sdtp(i),r=i.id;return e.box(e.types.traf,e.box(e.types.tfhd,new Uint8Array([0,0,0,0,r>>24,r>>16&255,r>>8&255,255&r])),e.box(e.types.tfdt,new Uint8Array([0,0,0,0,t>>24,t>>16&255,t>>8&255,255&t])),e.trun(i,n.length+16+16+8+16+8+8),n)}},{key:"trak",value:function(t){return t.duration=t.duration||4294967295,e.box(e.types.trak,e.tkhd(t),e.mdia(t))}},{key:"trex",value:function(r){var t=r.id;return e.box(e.types.trex,new Uint8Array([0,0,0,0,t>>24,t>>16&255,t>>8&255,255&t,0,0,0,1,0,0,0,0,0,0,0,0,0,1,0,1]))}},{key:"trun",value:function(h,o){var i,n,a,s,t,l,d=h.samples||[],r=d.length,f=12+16*r,u=new Uint8Array(f);for(o+=8+f,u.set([0,0,15,1,r>>>24&255,r>>>16&255,r>>>8&255,255&r,o>>>24&255,o>>>16&255,o>>>8&255,255&o],0),i=0;r>i;i++)n=d[i],a=n.duration,s=n.size,t=n.flags,l=n.cts,u.set([a>>>24&255,a>>>16&255,a>>>8&255,255&a,s>>>24&255,s>>>16&255,s>>>8&255,255&s,t.isLeading<<2|t.dependsOn,t.isDependedOn<<6|t.hasRedundancy<<4|t.paddingValue<<1|t.isNonSync,61440&t.degradPrio,15&t.degradPrio,l>>>24&255,l>>>16&255,l>>>8&255,255&l],12+16*i);return e.box(e.types.trun,u)}},{key:"initSegment",value:function(i){e.types||e.init();var t,r=e.moov(i);return t=new 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DataView(d.buffer),L.setUint32(0,d.byteLength),d.set(r.default.types.mdat,4);n.samples.length;){for(s=n.samples.shift(),A=0;s.units.units.length;)f=s.units.units.shift(),L.setUint32(E,f.data.byteLength),E+=4,d.set(f.data,E),E+=f.data.byteLength,A+=4+f.data.byteLength;if(_=s.pts-this._initDTS,v=s.dts-this._initDTS,v=Math.min(_,v),void 0!==g){o=this._PTSNormalize(_,g),i=this._PTSNormalize(v,g);var m=(i-g)/h;0>=m&&(e.logger.log("invalid sample duration at PTS/DTS: "+s.pts+"/"+s.dts+":"+m),m=1),p.duration=m}else{var y=void 0,l=void 0;y=S?this.nextAvcDts:w*c,o=this._PTSNormalize(_,y),i=this._PTSNormalize(v,y),l=Math.round((i-y)/90),S&&l&&(l>1?e.logger.log("AVC:"+l+" ms hole between fragments detected,filling it"):-1>l&&e.logger.log("AVC:"+-l+" ms overlapping between fragments detected"),i=y,o=Math.max(o-l,i),e.logger.log("Video/PTS/DTS adjusted: 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