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Decrease AudioBuffer chunking size, support more MP3 sample rates, lift MP3 encoder memory limit

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This commit is contained in:
Vanilagy
2025-08-15 14:19:06 +02:00
parent 89df8fdae2
commit 3be94cc788
8 changed files with 67 additions and 22 deletions
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packages/mp3-encoder/src/index.ts
+2 -2
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@@ -7,7 +7,7 @@
*/
import { CustomAudioEncoder, AudioCodec, AudioSample, EncodedPacket, registerEncoder } from 'mediabunny';
import { FRAME_HEADER_SIZE, readFrameHeader } from '../../../shared/mp3-misc';
import { FRAME_HEADER_SIZE, readFrameHeader, SAMPLING_RATES } from '../../../shared/mp3-misc';
import type { WorkerCommand, WorkerResponse, WorkerResponseData } from './shared';
// @ts-expect-error An esbuild plugin handles this, TypeScript doesn't need to understand
import createWorker from './encode.worker';
@@ -28,7 +28,7 @@ class Mp3Encoder extends CustomAudioEncoder {
static override supports(codec: AudioCodec, config: AudioDecoderConfig): boolean {
return codec === 'mp3'
&& (config.numberOfChannels === 1 || config.numberOfChannels === 2)
&& (config.sampleRate === 32000 || config.sampleRate === 44100 || config.sampleRate === 48000);
&& Object.values(SAMPLING_RATES).some(x => x.includes(config.sampleRate));
}
async init() {