From 980d6822d0e6e338fe429bb37f23a58dd9d194f4 Mon Sep 17 00:00:00 2001
From: EpicKiwi <me@epickiwi.fr>
Date: Thu, 21 Sep 2023 12:16:12 +0200
Subject: [PATCH] support audio

---
 static/js/grab-canvas.js | 10 ++++++++++
 1 file changed, 10 insertions(+)

diff --git a/static/js/grab-canvas.js b/static/js/grab-canvas.js
index 3827ccf..3fe29b9 100644
--- a/static/js/grab-canvas.js
+++ b/static/js/grab-canvas.js
@@ -46,6 +46,16 @@
         throw new Error("Element don't habe video track")
     }
 
+    const canvasAudioTracks = canvasStream.getAudioTracks()
+    if(canvasAudioTracks.length > 0){
+        const AudioContext = window.AudioContext || window.webkitAudioContext;
+        if(AudioContext){
+            const audioContext = new AudioContext();
+            audioContext.createMediaStreamTrackSource(canvasAudioTracks[0])
+                .connect(audioContext.destination)
+        }
+    }
+
     const offer = await conn.createOffer();
     await conn.setLocalDescription(offer);