fix: use view-aware byte extraction for BufferSource inputs

2026-04-04 20:47:25 -06:00
parent 21361d9bf8
commit 2712d8a41b
1 changed files with 4 additions and 3 deletions
@@ -16,9 +16,10 @@ function buildAV1CodecString(description?: BufferSource): string {

 	if (!description) return fallback;

-	const bytes = new Uint8Array(
-		description instanceof ArrayBuffer ? description : description.buffer,
-	);
+	const bytes =
+		description instanceof ArrayBuffer
+			? new Uint8Array(description)
+			: new Uint8Array(description.buffer, description.byteOffset, description.byteLength);

 	// AV1CodecConfigurationRecord layout (4+ bytes):
 	//   Byte 0: marker (1) | version (7)