876 lines
28 KiB
JavaScript
876 lines
28 KiB
JavaScript
define(['browser'], function (browser) {
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'use strict';
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function canPlayH264(videoTestElement) {
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return !!(videoTestElement.canPlayType && videoTestElement.canPlayType('video/mp4; codecs="avc1.42E01E, mp4a.40.2"').replace(/no/, ''));
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}
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function canPlayH265(videoTestElement, options) {
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if (browser.tizen || browser.orsay || browser.xboxOne || browser.web0s || options.supportsHevc) {
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return true;
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}
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var userAgent = navigator.userAgent.toLowerCase();
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if (browser.chromecast) {
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var isChromecastUltra = userAgent.indexOf('aarch64') !== -1;
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if (isChromecastUltra) {
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return true;
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}
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}
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// Unfortunately haven't yet found a canPlayType for proper detection
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if (browser.iOS && (browser.iOSVersion || 0) >= 11) {
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return true;
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}
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return !!(videoTestElement.canPlayType && videoTestElement.canPlayType('video/hevc; codecs="hevc, aac"').replace(/no/, ''));
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}
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var _supportsTextTracks;
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function supportsTextTracks() {
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if (browser.tizen || browser.orsay) {
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return true;
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}
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if (_supportsTextTracks == null) {
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_supportsTextTracks = document.createElement('video').textTracks != null;
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}
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// For now, until ready
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return _supportsTextTracks;
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}
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var _canPlayHls;
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function canPlayHls(src) {
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if (_canPlayHls == null) {
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_canPlayHls = canPlayNativeHls() || canPlayHlsWithMSE();
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}
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return _canPlayHls;
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}
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function canPlayNativeHls() {
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if (browser.tizen || browser.orsay) {
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return true;
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}
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var media = document.createElement('video');
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if (media.canPlayType('application/x-mpegURL').replace(/no/, '') ||
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media.canPlayType('application/vnd.apple.mpegURL').replace(/no/, '')) {
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return true;
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}
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return false;
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}
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function canPlayHlsWithMSE() {
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if (window.MediaSource != null) {
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// text tracks don’t work with this in firefox
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return true;
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}
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return false;
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}
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function supportsAc3(videoTestElement) {
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if (browser.edgeUwp || browser.tizen || browser.orsay || browser.web0s) {
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return true;
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}
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if (browser.osx || browser.iOS) {
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return false;
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}
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return videoTestElement.canPlayType('audio/mp4; codecs="ac-3"').replace(/no/, '');
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}
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function supportsEac3(videoTestElement) {
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if (browser.tizen || browser.orsay || browser.web0s) {
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return true;
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}
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return videoTestElement.canPlayType('audio/mp4; codecs="ec-3"').replace(/no/, '');
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}
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function canPlayAudioFormat(format) {
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var typeString;
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if (format === 'flac') {
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if (browser.tizen || browser.orsay || browser.web0s) {
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return true;
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}
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if (browser.edgeUwp) {
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return true;
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}
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} else if (format === 'wma') {
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if (browser.tizen || browser.orsay) {
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return true;
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}
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if (browser.edgeUwp) {
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return true;
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}
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} else if (format === 'opus') {
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typeString = 'audio/ogg; codecs="opus"';
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if (document.createElement('audio').canPlayType(typeString).replace(/no/, '')) {
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return true;
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}
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return false;
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} else if (format === 'mp2') {
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// For now
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return false;
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}
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if (format === 'webma') {
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typeString = 'audio/webm';
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} else if (format === 'mp2') {
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typeString = 'audio/mpeg';
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} else {
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typeString = 'audio/' + format;
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}
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if (document.createElement('audio').canPlayType(typeString).replace(/no/, '')) {
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return true;
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}
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return false;
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}
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function testCanPlayMkv(videoTestElement) {
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if (browser.tizen || browser.orsay || browser.web0s) {
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return true;
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}
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if (videoTestElement.canPlayType('video/x-matroska').replace(/no/, '') ||
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videoTestElement.canPlayType('video/mkv').replace(/no/, '')) {
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return true;
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}
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var userAgent = navigator.userAgent.toLowerCase();
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// Unfortunately there's no real way to detect mkv support
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if (browser.chrome) {
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// Not supported on opera tv
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if (browser.operaTv) {
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return false;
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}
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// Filter out browsers based on chromium that don't support mkv
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if (userAgent.indexOf('vivaldi') !== -1 || userAgent.indexOf('opera') !== -1) {
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return false;
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}
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return true;
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}
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if (browser.edgeUwp) {
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return true;
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}
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return false;
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}
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function testCanPlayTs() {
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return browser.tizen || browser.orsay || browser.web0s || browser.edgeUwp;
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}
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function supportsMpeg2Video() {
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return browser.tizen || browser.orsay || browser.web0s || browser.edgeUwp;
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}
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function supportsVc1() {
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return browser.tizen || browser.orsay || browser.web0s || browser.edgeUwp;
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}
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function getFlvMseDirectPlayProfile() {
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var videoAudioCodecs = ['aac'];
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if (!browser.edge && !browser.msie) {
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videoAudioCodecs.push('mp3');
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}
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return {
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Container: 'flv',
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Type: 'Video',
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VideoCodec: 'h264',
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AudioCodec: videoAudioCodecs.join(',')
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};
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}
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function getDirectPlayProfileForVideoContainer(container, videoAudioCodecs, videoTestElement, options) {
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var supported = false;
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var profileContainer = container;
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var videoCodecs = [];
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switch (container) {
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case 'asf':
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supported = browser.tizen || browser.orsay || browser.edgeUwp;
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videoAudioCodecs = [];
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break;
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case 'avi':
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supported = browser.tizen || browser.orsay || browser.edgeUwp;
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break;
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case 'mpg':
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case 'mpeg':
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supported = browser.edgeUwp || browser.tizen || browser.orsay;
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break;
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case 'flv':
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supported = browser.tizen || browser.orsay;
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//if (!supported && window.MediaSource != null && window.MediaSource.isTypeSupported('video/mp4; codecs="avc1.42E01E,mp4a.40.2"')) {
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// return getFlvMseDirectPlayProfile();
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//}
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break;
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case '3gp':
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case 'mts':
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case 'trp':
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case 'vob':
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case 'vro':
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supported = browser.tizen || browser.orsay;
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break;
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case 'mov':
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supported = browser.tizen || browser.orsay || browser.chrome || browser.edgeUwp;
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videoCodecs.push('h264');
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break;
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case 'm2ts':
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supported = browser.tizen || browser.orsay || browser.web0s || browser.edgeUwp;
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videoCodecs.push('h264');
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if (supportsVc1()) {
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videoCodecs.push('vc1');
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}
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if (supportsMpeg2Video()) {
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videoCodecs.push('mpeg2video');
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}
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break;
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case 'wmv':
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supported = browser.tizen || browser.orsay || browser.web0s || browser.edgeUwp;
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videoAudioCodecs = [];
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break;
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case 'ts':
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supported = testCanPlayTs();
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videoCodecs.push('h264');
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if (canPlayH265(videoTestElement, options)) {
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videoCodecs.push('h265');
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videoCodecs.push('hevc');
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}
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if (supportsVc1()) {
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videoCodecs.push('vc1');
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}
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if (supportsMpeg2Video()) {
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videoCodecs.push('mpeg2video');
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}
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profileContainer = 'ts,mpegts';
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break;
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default:
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break;
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}
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if (!supported) {
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return null;
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}
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return {
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Container: profileContainer,
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Type: 'Video',
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VideoCodec: videoCodecs.join(','),
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AudioCodec: videoAudioCodecs.join(',')
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};
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}
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function getMaxBitrate() {
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return 120000000;
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}
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function getGlobalMaxVideoBitrate() {
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var userAgent = navigator.userAgent.toLowerCase();
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if (browser.chromecast) {
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var isChromecastUltra = userAgent.indexOf('aarch64') !== -1;
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if (isChromecastUltra) {
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return null;
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}
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// This is a hack to try and detect chromecast on vizio
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if (self.screen && self.screen.width >= 3800) {
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return null;
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}
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return 30000000;
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}
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var isTizenFhd = false;
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if (browser.tizen) {
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try {
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var isTizenUhd = webapis.productinfo.isUdPanelSupported();
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isTizenFhd = !isTizenUhd;
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console.log("isTizenFhd = " + isTizenFhd);
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} catch (error) {
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console.log("isUdPanelSupported() error code = " + error.code);
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}
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}
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return browser.ps4 ? 8000000 :
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(browser.xboxOne ? 12000000 :
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(browser.edgeUwp ? null :
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(browser.tizen && isTizenFhd ? 20000000 : null)));
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}
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return function (options) {
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options = options || {};
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var physicalAudioChannels = options.audioChannels || (browser.tv || browser.ps4 || browser.xboxOne ? 6 : 2);
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var bitrateSetting = getMaxBitrate();
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var videoTestElement = document.createElement('video');
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var canPlayVp8 = videoTestElement.canPlayType('video/webm; codecs="vp8"').replace(/no/, '');
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var canPlayVp9 = videoTestElement.canPlayType('video/webm; codecs="vp9"').replace(/no/, '');
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var webmAudioCodecs = ['vorbis'];
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var canPlayMkv = testCanPlayMkv(videoTestElement);
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var profile = {};
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profile.MaxStreamingBitrate = bitrateSetting;
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profile.MaxStaticBitrate = 100000000;
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profile.MusicStreamingTranscodingBitrate = Math.min(bitrateSetting, 192000);
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profile.DirectPlayProfiles = [];
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var videoAudioCodecs = [];
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var hlsVideoAudioCodecs = [];
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var supportsMp3VideoAudio = videoTestElement.canPlayType('video/mp4; codecs="avc1.640029, mp4a.69"').replace(/no/, '') ||
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videoTestElement.canPlayType('video/mp4; codecs="avc1.640029, mp4a.6B"').replace(/no/, '');
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// Not sure how to test for this
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var supportsMp2VideoAudio = browser.edgeUwp || browser.tizen || browser.orsay || browser.web0s;
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var maxVideoWidth = browser.xboxOne ?
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(self.screen ? self.screen.width : null) :
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null;
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if (options.maxVideoWidth) {
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maxVideoWidth = options.maxVideoWidth;
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}
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var canPlayAacVideoAudio = videoTestElement.canPlayType('video/mp4; codecs="avc1.640029, mp4a.40.2"').replace(/no/, '');
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if (canPlayAacVideoAudio && browser.chromecast && physicalAudioChannels <= 2) {
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// prioritize this first
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videoAudioCodecs.push('aac');
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}
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// Only put mp3 first if mkv support is there
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// Otherwise with HLS and mp3 audio we're seeing some browsers
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// safari is lying
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if (supportsAc3(videoTestElement)) {
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videoAudioCodecs.push('ac3');
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var eAc3 = supportsEac3(videoTestElement);
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if (eAc3) {
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videoAudioCodecs.push('eac3');
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}
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// This works in edge desktop, but not mobile
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// TODO: Retest this on mobile
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var supportsAc3InHls = (!browser.edge || !browser.touch || browser.edgeUwp);
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if (supportsAc3InHls) {
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hlsVideoAudioCodecs.push('ac3');
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if (eAc3) {
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hlsVideoAudioCodecs.push('eac3');
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}
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}
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}
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if (canPlayAacVideoAudio && browser.chromecast && videoAudioCodecs.indexOf('aac') === -1) {
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// prioritize this first
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videoAudioCodecs.push('aac');
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}
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if (supportsMp3VideoAudio) {
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videoAudioCodecs.push('mp3');
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// PS4 fails to load HLS with mp3 audio
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if (!browser.ps4) {
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// mp3 encoder only supports 2 channels, so only make that preferred if we're only requesting 2 channels
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// Also apply it for chromecast because it no longer supports AAC 5.1
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if (physicalAudioChannels <= 2) {
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hlsVideoAudioCodecs.push('mp3');
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}
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}
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}
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if (canPlayAacVideoAudio) {
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if (videoAudioCodecs.indexOf('aac') === -1) {
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videoAudioCodecs.push('aac');
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}
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hlsVideoAudioCodecs.push('aac');
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}
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if (supportsMp3VideoAudio) {
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// PS4 fails to load HLS with mp3 audio
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if (!browser.ps4) {
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if (hlsVideoAudioCodecs.indexOf('mp3') === -1) {
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hlsVideoAudioCodecs.push('mp3');
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}
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}
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}
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if (supportsMp2VideoAudio) {
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videoAudioCodecs.push('mp2');
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}
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var supportsDts = browser.tizen || browser.orsay || browser.web0s || options.supportsDts;
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if (self.tizen && self.tizen.systeminfo) {
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var v = tizen.systeminfo.getCapability('http://tizen.org/feature/platform.version');
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// DTS audio not supported in 2018 models (Tizen 4.0)
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if (v && parseFloat(v) >= parseFloat('4.0')) {
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supportsDts = false;
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}
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}
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if (supportsDts) {
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videoAudioCodecs.push('dca');
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videoAudioCodecs.push('dts');
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}
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if (browser.tizen || browser.orsay || browser.web0s) {
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videoAudioCodecs.push('pcm_s16le');
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videoAudioCodecs.push('pcm_s24le');
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}
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if (options.supportsTrueHd) {
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videoAudioCodecs.push('truehd');
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}
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if (browser.tizen || browser.orsay) {
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videoAudioCodecs.push('aac_latm');
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}
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if (canPlayAudioFormat('opus')) {
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videoAudioCodecs.push('opus');
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hlsVideoAudioCodecs.push('opus');
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webmAudioCodecs.push('opus');
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}
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if (canPlayAudioFormat('flac')) {
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videoAudioCodecs.push('flac');
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}
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videoAudioCodecs = videoAudioCodecs.filter(function (c) {
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return (options.disableVideoAudioCodecs || []).indexOf(c) === -1;
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});
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hlsVideoAudioCodecs = hlsVideoAudioCodecs.filter(function (c) {
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return (options.disableHlsVideoAudioCodecs || []).indexOf(c) === -1;
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});
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var mp4VideoCodecs = [];
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var hlsVideoCodecs = [];
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if (canPlayH264(videoTestElement)) {
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mp4VideoCodecs.push('h264');
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hlsVideoCodecs.push('h264');
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}
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if (canPlayH265(videoTestElement, options)) {
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mp4VideoCodecs.push('h265');
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mp4VideoCodecs.push('hevc');
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if (browser.tizen || browser.web0s) {
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hlsVideoCodecs.push('h265');
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hlsVideoCodecs.push('hevc');
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}
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}
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if (supportsMpeg2Video()) {
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mp4VideoCodecs.push('mpeg2video');
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}
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if (supportsVc1()) {
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mp4VideoCodecs.push('vc1');
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}
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if (browser.tizen || browser.orsay) {
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mp4VideoCodecs.push('msmpeg4v2');
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}
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if (canPlayVp8) {
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mp4VideoCodecs.push('vp8');
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}
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if (canPlayVp9) {
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mp4VideoCodecs.push('vp9');
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}
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if (canPlayVp8 || browser.tizen || browser.orsay) {
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videoAudioCodecs.push('vorbis');
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}
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if (mp4VideoCodecs.length) {
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profile.DirectPlayProfiles.push({
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Container: 'mp4,m4v',
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Type: 'Video',
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VideoCodec: mp4VideoCodecs.join(','),
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AudioCodec: videoAudioCodecs.join(',')
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});
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}
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if (canPlayMkv && mp4VideoCodecs.length) {
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profile.DirectPlayProfiles.push({
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Container: 'mkv',
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Type: 'Video',
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VideoCodec: mp4VideoCodecs.join(','),
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AudioCodec: videoAudioCodecs.join(',')
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});
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}
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// These are formats we can't test for but some devices will support
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['m2ts', 'wmv', 'ts', 'asf', 'avi', 'mpg', 'mpeg', 'flv', '3gp', 'mts', 'trp', 'vob', 'vro', 'mov'].map(function (container) {
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return getDirectPlayProfileForVideoContainer(container, videoAudioCodecs, videoTestElement, options);
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}).filter(function (i) {
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return i != null;
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}).forEach(function (i) {
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profile.DirectPlayProfiles.push(i);
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});
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['opus', 'mp3', 'mp2', 'aac', 'flac', 'alac', 'webma', 'wma', 'wav', 'ogg', 'oga'].filter(canPlayAudioFormat).forEach(function (audioFormat) {
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||
if (audioFormat === 'mp2') {
|
||
profile.DirectPlayProfiles.push({
|
||
Container: 'mp2,mp3',
|
||
Type: 'Audio',
|
||
AudioCodec: audioFormat
|
||
});
|
||
} else if (audioFormat === 'mp3') {
|
||
profile.DirectPlayProfiles.push({
|
||
Container: audioFormat,
|
||
Type: 'Audio',
|
||
AudioCodec: audioFormat
|
||
});
|
||
} else {
|
||
profile.DirectPlayProfiles.push({
|
||
Container: audioFormat === 'webma' ? 'webma,webm' : audioFormat,
|
||
Type: 'Audio'
|
||
});
|
||
}
|
||
|
||
// aac also appears in the m4a container
|
||
if (audioFormat === 'aac' || audioFormat === 'alac') {
|
||
profile.DirectPlayProfiles.push({
|
||
Container: 'm4a',
|
||
AudioCodec: audioFormat,
|
||
Type: 'Audio'
|
||
});
|
||
}
|
||
});
|
||
|
||
if (canPlayVp8) {
|
||
profile.DirectPlayProfiles.push({
|
||
Container: 'webm',
|
||
Type: 'Video',
|
||
AudioCodec: webmAudioCodecs.join(','),
|
||
VideoCodec: 'VP8'
|
||
});
|
||
}
|
||
|
||
if (canPlayVp9) {
|
||
profile.DirectPlayProfiles.push({
|
||
Container: 'webm',
|
||
Type: 'Video',
|
||
AudioCodec: webmAudioCodecs.join(','),
|
||
VideoCodec: 'VP9'
|
||
});
|
||
}
|
||
|
||
profile.TranscodingProfiles = [];
|
||
|
||
var hlsBreakOnNonKeyFrames = browser.iOS || browser.osx || browser.edge || !canPlayNativeHls() ? true : false;
|
||
|
||
if (canPlayHls() && browser.enableHlsAudio !== false) {
|
||
profile.TranscodingProfiles.push({
|
||
// hlsjs, edge, and android all seem to require ts container
|
||
Container: !canPlayNativeHls() || browser.edge || browser.android ? 'ts' : 'aac',
|
||
Type: 'Audio',
|
||
AudioCodec: 'aac',
|
||
Context: 'Streaming',
|
||
Protocol: 'hls',
|
||
MaxAudioChannels: physicalAudioChannels.toString(),
|
||
MinSegments: browser.iOS || browser.osx ? '2' : '1',
|
||
BreakOnNonKeyFrames: hlsBreakOnNonKeyFrames
|
||
});
|
||
}
|
||
|
||
// For streaming, prioritize opus transcoding after mp3/aac. It is too problematic with random failures
|
||
// But for static (offline sync), it will be just fine.
|
||
// Prioritize aac higher because the encoder can accept more channels than mp3
|
||
['aac', 'mp3', 'opus', 'wav'].filter(canPlayAudioFormat).forEach(function (audioFormat) {
|
||
profile.TranscodingProfiles.push({
|
||
Container: audioFormat,
|
||
Type: 'Audio',
|
||
AudioCodec: audioFormat,
|
||
Context: 'Streaming',
|
||
Protocol: 'http',
|
||
MaxAudioChannels: physicalAudioChannels.toString()
|
||
});
|
||
});
|
||
|
||
['opus', 'mp3', 'aac', 'wav'].filter(canPlayAudioFormat).forEach(function (audioFormat) {
|
||
profile.TranscodingProfiles.push({
|
||
Container: audioFormat,
|
||
Type: 'Audio',
|
||
AudioCodec: audioFormat,
|
||
Context: 'Static',
|
||
Protocol: 'http',
|
||
MaxAudioChannels: physicalAudioChannels.toString()
|
||
});
|
||
});
|
||
|
||
if (canPlayMkv && !browser.tizen && !browser.orsay && options.enableMkvProgressive !== false) {
|
||
profile.TranscodingProfiles.push({
|
||
Container: 'mkv',
|
||
Type: 'Video',
|
||
AudioCodec: videoAudioCodecs.join(','),
|
||
VideoCodec: mp4VideoCodecs.join(','),
|
||
Context: 'Streaming',
|
||
MaxAudioChannels: physicalAudioChannels.toString(),
|
||
CopyTimestamps: true
|
||
});
|
||
}
|
||
|
||
if (canPlayMkv) {
|
||
profile.TranscodingProfiles.push({
|
||
Container: 'mkv',
|
||
Type: 'Video',
|
||
AudioCodec: videoAudioCodecs.join(','),
|
||
VideoCodec: mp4VideoCodecs.join(','),
|
||
Context: 'Static',
|
||
MaxAudioChannels: physicalAudioChannels.toString(),
|
||
CopyTimestamps: true
|
||
});
|
||
}
|
||
|
||
if (canPlayHls() && options.enableHls !== false) {
|
||
profile.TranscodingProfiles.push({
|
||
Container: 'ts',
|
||
Type: 'Video',
|
||
AudioCodec: hlsVideoAudioCodecs.join(','),
|
||
VideoCodec: hlsVideoCodecs.join(','),
|
||
Context: 'Streaming',
|
||
Protocol: 'hls',
|
||
MaxAudioChannels: physicalAudioChannels.toString(),
|
||
MinSegments: browser.iOS || browser.osx ? '2' : '1',
|
||
BreakOnNonKeyFrames: hlsBreakOnNonKeyFrames
|
||
});
|
||
}
|
||
|
||
if (canPlayVp8) {
|
||
profile.TranscodingProfiles.push({
|
||
Container: 'webm',
|
||
Type: 'Video',
|
||
AudioCodec: 'vorbis',
|
||
VideoCodec: 'vpx',
|
||
Context: 'Streaming',
|
||
Protocol: 'http',
|
||
// If audio transcoding is needed, limit channels to number of physical audio channels
|
||
// Trying to transcode to 5 channels when there are only 2 speakers generally does not sound good
|
||
MaxAudioChannels: physicalAudioChannels.toString()
|
||
});
|
||
}
|
||
|
||
profile.TranscodingProfiles.push({
|
||
Container: 'mp4',
|
||
Type: 'Video',
|
||
AudioCodec: videoAudioCodecs.join(','),
|
||
VideoCodec: 'h264',
|
||
Context: 'Static',
|
||
Protocol: 'http'
|
||
});
|
||
|
||
profile.ContainerProfiles = [];
|
||
|
||
profile.CodecProfiles = [];
|
||
|
||
var supportsSecondaryAudio = browser.tizen || browser.orsay || videoTestElement.audioTracks;
|
||
|
||
var aacCodecProfileConditions = [];
|
||
|
||
// Handle he-aac not supported
|
||
if (!videoTestElement.canPlayType('video/mp4; codecs="avc1.640029, mp4a.40.5"').replace(/no/, '')) {
|
||
// TODO: This needs to become part of the stream url in order to prevent stream copy
|
||
aacCodecProfileConditions.push({
|
||
Condition: 'NotEquals',
|
||
Property: 'AudioProfile',
|
||
Value: 'HE-AAC'
|
||
});
|
||
}
|
||
|
||
if (!supportsSecondaryAudio) {
|
||
aacCodecProfileConditions.push({
|
||
Condition: 'Equals',
|
||
Property: 'IsSecondaryAudio',
|
||
Value: 'false',
|
||
IsRequired: false
|
||
});
|
||
}
|
||
|
||
if (browser.chromecast) {
|
||
aacCodecProfileConditions.push({
|
||
Condition: 'LessThanEqual',
|
||
Property: 'AudioChannels',
|
||
Value: '2',
|
||
IsRequired: true
|
||
});
|
||
}
|
||
|
||
if (aacCodecProfileConditions.length) {
|
||
profile.CodecProfiles.push({
|
||
Type: 'VideoAudio',
|
||
Codec: 'aac',
|
||
Conditions: aacCodecProfileConditions
|
||
});
|
||
}
|
||
|
||
if (!supportsSecondaryAudio) {
|
||
profile.CodecProfiles.push({
|
||
Type: 'VideoAudio',
|
||
Conditions: [
|
||
{
|
||
Condition: 'Equals',
|
||
Property: 'IsSecondaryAudio',
|
||
Value: 'false',
|
||
IsRequired: false
|
||
}
|
||
]
|
||
});
|
||
}
|
||
|
||
var maxH264Level = browser.chromecast ? 42 : 51;
|
||
var h264Profiles = 'high|main|baseline|constrained baseline';
|
||
|
||
if (maxH264Level >= 51 && browser.chrome && !browser.osx) {
|
||
h264Profiles += '|high 10';
|
||
}
|
||
|
||
profile.CodecProfiles.push({
|
||
Type: 'Video',
|
||
Codec: 'h264',
|
||
Conditions: [
|
||
{
|
||
Condition: 'NotEquals',
|
||
Property: 'IsAnamorphic',
|
||
Value: 'true',
|
||
IsRequired: false
|
||
},
|
||
{
|
||
Condition: 'EqualsAny',
|
||
Property: 'VideoProfile',
|
||
Value: h264Profiles
|
||
},
|
||
{
|
||
Condition: 'LessThanEqual',
|
||
Property: 'VideoLevel',
|
||
Value: maxH264Level.toString()
|
||
}
|
||
]
|
||
});
|
||
|
||
if (!browser.edgeUwp && !browser.tizen && !browser.orsay && !browser.web0s) {
|
||
//profile.CodecProfiles[profile.CodecProfiles.length - 1].Conditions.push({
|
||
// Condition: 'NotEquals',
|
||
// Property: 'IsAVC',
|
||
// Value: 'false',
|
||
// IsRequired: false
|
||
//});
|
||
|
||
//profile.CodecProfiles[profile.CodecProfiles.length - 1].Conditions.push({
|
||
// Condition: 'NotEquals',
|
||
// Property: 'IsInterlaced',
|
||
// Value: 'true',
|
||
// IsRequired: false
|
||
//});
|
||
}
|
||
|
||
if (maxVideoWidth) {
|
||
profile.CodecProfiles[profile.CodecProfiles.length - 1].Conditions.push({
|
||
Condition: 'LessThanEqual',
|
||
Property: 'Width',
|
||
Value: maxVideoWidth.toString(),
|
||
IsRequired: false
|
||
});
|
||
}
|
||
|
||
var globalMaxVideoBitrate = (getGlobalMaxVideoBitrate() || '').toString();
|
||
|
||
var h264MaxVideoBitrate = globalMaxVideoBitrate;
|
||
|
||
if (h264MaxVideoBitrate) {
|
||
profile.CodecProfiles[profile.CodecProfiles.length - 1].Conditions.push({
|
||
Condition: 'LessThanEqual',
|
||
Property: 'VideoBitrate',
|
||
Value: h264MaxVideoBitrate,
|
||
IsRequired: true
|
||
});
|
||
}
|
||
|
||
var globalVideoConditions = [];
|
||
|
||
if (globalMaxVideoBitrate) {
|
||
globalVideoConditions.push({
|
||
Condition: 'LessThanEqual',
|
||
Property: 'VideoBitrate',
|
||
Value: globalMaxVideoBitrate
|
||
});
|
||
}
|
||
|
||
if (maxVideoWidth) {
|
||
globalVideoConditions.push({
|
||
Condition: 'LessThanEqual',
|
||
Property: 'Width',
|
||
Value: maxVideoWidth.toString(),
|
||
IsRequired: false
|
||
});
|
||
}
|
||
|
||
if (globalVideoConditions.length) {
|
||
profile.CodecProfiles.push({
|
||
Type: 'Video',
|
||
Conditions: globalVideoConditions
|
||
});
|
||
}
|
||
|
||
if (browser.chromecast) {
|
||
profile.CodecProfiles.push({
|
||
Type: 'Audio',
|
||
Codec: 'flac',
|
||
Conditions: [
|
||
{
|
||
Condition: 'LessThanEqual',
|
||
Property: 'AudioSampleRate',
|
||
Value: '96000'
|
||
}]
|
||
});
|
||
}
|
||
|
||
// Subtitle profiles
|
||
// External vtt or burn in
|
||
profile.SubtitleProfiles = [];
|
||
if (supportsTextTracks()) {
|
||
profile.SubtitleProfiles.push({
|
||
Format: 'vtt',
|
||
Method: 'External'
|
||
});
|
||
}
|
||
|
||
profile.ResponseProfiles = [];
|
||
profile.ResponseProfiles.push({
|
||
Type: 'Video',
|
||
Container: 'm4v',
|
||
MimeType: 'video/mp4'
|
||
});
|
||
|
||
return profile;
|
||
};
|
||
});
|