Variable pcm`Const`

pcm: {
    chunk: (
        input: AsyncIterable<Int16Array<ArrayBufferLike>>,
        samplesPerChunk: number,
    ) => AsyncIterable<Int16Array<ArrayBufferLike>>;
    resample: (
        input: PcmInput,
        fromHz: number,
        toHz: number,
        _channels?: 1 | 2,
    ) => AsyncIterable<Int16Array<ArrayBufferLike>>;
} = ...