Adolfo Reyna
32 lines
1.3 KiB
JavaScript
32 lines
1.3 KiB
JavaScript
"use strict";
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Object.defineProperty(exports, "__esModule", { value: true });
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exports.copyAudioTrack = void 0;
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const log_1 = require("./log");
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const copyAudioTrack = async ({ state, track, logLevel, onMediaStateUpdate, progressTracker, }) => {
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const addedTrack = await state.addTrack({
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type: 'audio',
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codec: track.codecEnum,
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numberOfChannels: track.numberOfChannels,
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sampleRate: track.sampleRate,
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codecPrivate: track.codecData?.data ?? null,
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timescale: track.originalTimescale,
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});
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log_1.Log.verbose(logLevel, `Copying audio track ${track.trackId} as track ${addedTrack.trackNumber}. Timescale = ${track.originalTimescale}, codec = ${track.codecEnum} (${track.codec}) `);
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return async (audioSample) => {
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progressTracker.setPossibleLowestTimestamp(Math.min(audioSample.timestamp, audioSample.decodingTimestamp ?? Infinity));
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await state.addSample({
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chunk: audioSample,
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trackNumber: addedTrack.trackNumber,
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isVideo: false,
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codecPrivate: track.codecData?.data ?? null,
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});
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onMediaStateUpdate?.((prevState) => {
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return {
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...prevState,
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encodedAudioFrames: prevState.encodedAudioFrames + 1,
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};
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});
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};
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};
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exports.copyAudioTrack = copyAudioTrack;
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