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Merge branch 'main' into hls

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Vanilagy
2026-02-16 15:55:59 +01:00
parent 6004912f3d df5efa0442
commit de84d78092
96 changed files with 4106 additions and 212 deletions
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src/wave/wave-demuxer.ts
+15 -5
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@@ -15,7 +15,7 @@ import { DEFAULT_TRACK_DISPOSITION, MetadataTags } from '../metadata';
import { assert, UNDETERMINED_LANGUAGE } from '../misc';
import { EncodedPacket, PLACEHOLDER_DATA } from '../packet';
import { readAscii, readBytes, Reader, readU16, readU32, readU64 } from '../reader';
import { parseId3V2Tag, readId3V2Header } from '../id3';
import { ID3_V2_HEADER_SIZE, parseId3V2Tag, readId3V2Header } from '../id3';
export enum WaveFormat {
PCM = 0x0001,
@@ -286,10 +286,15 @@ export class WaveDemuxer extends Demuxer {
const id3V2Header = readId3V2Header(slice);
if (id3V2Header) {
// Extract the content portion (skip the 10-byte header)
const contentSlice = slice.slice(startPos + 10, id3V2Header.size);
// Clamp to the available data in case the ID3 header claims more than the WAV chunk provides
// https://github.com/Vanilagy/mediabunny/issues/300
const availableSize = size - ID3_V2_HEADER_SIZE;
id3V2Header.size = Math.min(id3V2Header.size, availableSize);
parseId3V2Tag(contentSlice, id3V2Header, this.metadataTags);
if (id3V2Header.size > 0) {
const contentSlice = slice.slice(startPos + ID3_V2_HEADER_SIZE, id3V2Header.size);
parseId3V2Tag(contentSlice, id3V2Header, this.metadataTags);
}
}
}
@@ -411,6 +416,8 @@ class WaveAudioTrackBacking implements InputAudioTrackBacking {
packetIndex: number,
options: PacketRetrievalOptions,
): Promise<EncodedPacket | null> {
assert(packetIndex >= 0);
assert(this.demuxer.audioInfo);
const startOffset = packetIndex * PACKET_SIZE_IN_FRAMES * this.demuxer.audioInfo.blockSizeInBytes;
if (startOffset >= this.demuxer.dataSize) {
@@ -451,7 +458,7 @@ class WaveAudioTrackBacking implements InputAudioTrackBacking {
this.demuxer.lastKnownPacketIndex = Math.max(
packetIndex,
timestamp,
this.demuxer.lastKnownPacketIndex,
);
return new EncodedPacket(
@@ -475,6 +482,9 @@ class WaveAudioTrackBacking implements InputAudioTrackBacking {
timestamp * this.demuxer.audioInfo.sampleRate / PACKET_SIZE_IN_FRAMES,
(this.demuxer.dataSize - 1) / (PACKET_SIZE_IN_FRAMES * this.demuxer.audioInfo.blockSizeInBytes),
));
if (packetIndex < 0) {
return null;
}
const packet = await this.getPacketAtIndex(packetIndex, options);
if (packet) {