echogarden
Version:
An easy-to-use speech toolset. Includes tools for synthesis, recognition, alignment, speech translation, language detection, source separation and more.
15 lines • 708 B
JavaScript
import { decodeToChannels } from '../audio/AudioBufferConversion.js';
import { decodeAscii } from '../encodings/Ascii.js';
import { readFileAsBinary } from '../utilities/FileSystem.js';
import { SampleFormat } from './WaveCodec.js';
export async function decodeTimitAudioFile(filename) {
return decodeTimitAudio(await readFileAsBinary(filename));
}
export function decodeTimitAudio(data) {
if (decodeAscii(data.subarray(0, 16)) != 'NIST_1A\n 1024\n') {
throw new Error('Data is not a valid TIMIT audio file');
}
const pcm = data.subarray(1024);
return { audioChannels: decodeToChannels(pcm, 1, 16, SampleFormat.PCM), sampleRate: 16000 };
}
//# sourceMappingURL=TIMITCodec.js.map