From 5edebd9070b0a8b8b2392513f560eca0dc1d9dfc Mon Sep 17 00:00:00 2001
From: Telepathic Walrus <tom19978@googlemail.com>
Date: Mon, 30 Jan 2023 18:47:38 +0000
Subject: [PATCH] Use normalization value from server

---
 src/plugins/htmlAudioPlayer/plugin.js | 36 ++++++++++++++++++---------
 1 file changed, 24 insertions(+), 12 deletions(-)

diff --git a/src/plugins/htmlAudioPlayer/plugin.js b/src/plugins/htmlAudioPlayer/plugin.js
index 627ab5d6ec..45142b8735 100644
--- a/src/plugins/htmlAudioPlayer/plugin.js
+++ b/src/plugins/htmlAudioPlayer/plugin.js
@@ -97,6 +97,7 @@ class HtmlAudioPlayer {
             self._currentTime = null;
 
             const elem = createMediaElement();
+
             return setCurrentSrc(elem, options);
         };
 
@@ -107,25 +108,21 @@ class HtmlAudioPlayer {
             let val = options.url;
             console.debug('playing url: ' + val);
 
+            const dbGain = -18 - options.item.Normalization;
+            console.debug(options.item);
+            self.gainNode.gain.value = Math.pow(10, (dbGain/20));
+
+
+            console.debug('gain:' + self.gainNode.gain.value);
+
+
             // Convert to seconds
             const seconds = (options.playerStartPositionTicks || 0) / 10000000;
             if (seconds) {
                 val += '#t=' + seconds;
             }
 
-            const audioCtx = new AudioContext();
-            const myAudio = document.querySelector('.mediaPlayerAudio');
 
-            const source = audioCtx.createMediaElementSource(myAudio);
-
-            const gainNode = audioCtx.createGain();
-            const dbGain = -1;
-            console.debug(options.item);
-            console.debug("before" + dbGain);
-            gainNode.gain.value = Math.pow(10, (dbGain/20));
-            source.connect(gainNode);
-            gainNode.connect(audioCtx.destination);
-            console.debug('gain:' + gainNode.gain.value);
 
             htmlMediaHelper.destroyHlsPlayer(self);
 
@@ -255,9 +252,24 @@ class HtmlAudioPlayer {
 
             self._mediaElement = elem;
 
+            addGainElement(elem);
+
             return elem;
         }
 
+        function addGainElement(elem) {
+            const audioCtx = new AudioContext();
+
+            const source = audioCtx.createMediaElementSource(elem);
+
+            const gainNode = audioCtx.createGain();
+
+            source.connect(gainNode);
+            gainNode.connect(audioCtx.destination);
+
+            self.gainNode = gainNode
+        }
+
         function onEnded() {
             htmlMediaHelper.onEndedInternal(self, this, onError);
         }