class AudioProcessor extends AudioWorkletProcessor {
  process(inputs, outputs, parameters) {
    const input = inputs[0];
    if (input.length === 0) return true;

    const channelData = input[0]; // 获取第一个声道的数据
    const int16Data = new Int16Array(channelData.length);

    // 转换为 16-bit PCM
    for (let i = 0; i < channelData.length; i++) {
      int16Data[i] = Math.max(-1, Math.min(1, channelData[i])) * 32767;
    }

    // 发送到主线程
    this.port.postMessage(int16Data.buffer, [int16Data.buffer]);

    return true; // 保持处理器运行
  }
}

registerProcessor("audio-processor", AudioProcessor);