vee
30 lines
911 B
JavaScript
30 lines
911 B
JavaScript
class SpeechCaptureProcessor extends AudioWorkletProcessor {
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constructor() {
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super();
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this.frameSize = 2048;
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this.frame = new Float32Array(this.frameSize);
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this.offset = 0;
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}
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process(inputs) {
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const input = inputs[0]?.[0];
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if (!input) return true;
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let inputOffset = 0;
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while (inputOffset < input.length) {
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const available = Math.min(this.frameSize - this.offset, input.length - inputOffset);
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this.frame.set(input.subarray(inputOffset, inputOffset + available), this.offset);
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this.offset += available;
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inputOffset += available;
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if (this.offset === this.frameSize) {
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const ready = this.frame;
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this.port.postMessage(ready, [ready.buffer]);
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this.frame = new Float32Array(this.frameSize);
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this.offset = 0;
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}
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}
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return true;
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}
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}
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registerProcessor("speech-capture-processor", SpeechCaptureProcessor);
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