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Add read/write support for track disposition information

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This commit is contained in:
Vanilagy
2025-11-13 11:00:42 +01:00
parent 2c96ec0f1b
commit 217b383f12
27 changed files with 307 additions and 30 deletions
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src/matroska/matroska-muxer.ts
+19 -1
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@@ -63,7 +63,7 @@ import { Muxer } from '../muxer';
import { Writer } from '../writer';
import { EncodedPacket } from '../packet';
import { parseOpusIdentificationHeader } from '../codec-data';
import { AttachedFile } from '../tags';
import { AttachedFile } from '../metadata';
const MIN_CLUSTER_TIMESTAMP_MS = /* #__PURE__ */ -(2 ** 15);
const MAX_CLUSTER_TIMESTAMP_MS = /* #__PURE__ */ 2 ** 15 - 1;
@@ -304,6 +304,24 @@ export class MatroskaMuxer extends Muxer {
{ id: EBMLId.TrackNumber, data: trackData.track.id },
{ id: EBMLId.TrackUID, data: trackData.track.id },
{ id: EBMLId.TrackType, data: TRACK_TYPE_MAP[trackData.type] },
trackData.track.metadata.disposition?.default === false
? { id: EBMLId.FlagDefault, data: 0 }
: null,
trackData.track.metadata.disposition?.forced
? { id: EBMLId.FlagForced, data: 1 }
: null,
trackData.track.metadata.disposition?.hearingImpaired
? { id: EBMLId.FlagHearingImpaired, data: 1 }
: null,
trackData.track.metadata.disposition?.visuallyImpaired
? { id: EBMLId.FlagVisualImpaired, data: 1 }
: null,
trackData.track.metadata.disposition?.original
? { id: EBMLId.FlagOriginal, data: 1 }
: null,
trackData.track.metadata.disposition?.commentary
? { id: EBMLId.FlagCommentary, data: 1 }
: null,
{ id: EBMLId.FlagLacing, data: 0 },
{ id: EBMLId.Language, data: trackData.track.metadata.languageCode ?? UNDETERMINED_LANGUAGE },
{ id: EBMLId.CodecID, data: codecId },