From cf2edfada25cb64cded3b6572ea0dabc57ca6aa6 Mon Sep 17 00:00:00 2001
From: Vanilagy <1696106+Vanilagy@users.noreply.github.com>
Date: Wed, 2 Sep 2026 09:32:06 +0200
Subject: [PATCH] Relax audio track assert for esds box (fixes #481)

---
 src/isobmff/isobmff-demuxer.ts | 3 +--
 1 file changed, 1 insertion(+), 2 deletions(-)

diff --git a/src/isobmff/isobmff-demuxer.ts b/src/isobmff/isobmff-demuxer.ts
index 48711f6..5fa279a 100644
--- a/src/isobmff/isobmff-demuxer.ts
+++ b/src/isobmff/isobmff-demuxer.ts
@@ -1558,10 +1558,9 @@ export class IsobmffDemuxer extends Demuxer {
 
 			case 'esds': {
 				const track = this.currentTrack;
-				if (!track) {
+				if (!track || track.info?.type !== 'audio') {
 					break;
 				}
-				assert(track.info?.type === 'audio');
 
 				slice.skip(4); // Version + flags