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Fix faulty MPEG-2 detection (fixes #322)

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Vanilagy
2026-03-12 21:43:14 +01:00
parent 0bfba89161
commit 87ed3a1934
2 changed files with 3 additions and 3 deletions
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src/input-format.ts
+1 -1
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@@ -530,7 +530,7 @@ export class MpegTsInputFormat extends InputFormat {
} else if (bytes[0] === 0x47 && bytes[TS_PACKET_SIZE + 16] === 0x47) {
// MPEG-TS with Forward Error Correction
return true;
} else if (bytes[4] === 0x47 && bytes[4 + TS_PACKET_SIZE] === 0x47) {
} else if (bytes[4] === 0x47 && bytes[4 + TS_PACKET_SIZE + 4] === 0x47) {
// MPEG-2-TS (DVHS)
return true;
}
src/mpeg-ts/mpeg-ts-demuxer.ts
+2 -2
View File
@@ -161,10 +161,10 @@ export class MpegTsDemuxer extends Demuxer {
// MPEG-TS with Forward Error Correction
this.packetOffset = 0;
this.packetStride = TS_PACKET_SIZE + 16;
} else if (startingBytes[4] === 0x47 && startingBytes[4 + TS_PACKET_SIZE] === 0x47) {
} else if (startingBytes[4] === 0x47 && startingBytes[4 + TS_PACKET_SIZE + 4] === 0x47) {
// MPEG-2-TS (DVHS)
this.packetOffset = 4;
this.packetStride = TS_PACKET_SIZE;
this.packetStride = TS_PACKET_SIZE + 4;
} else {
throw new Error('Unreachable.');
}