private void resetAllInstanseState()
{
this._WaveIn.RecordingStopped -= this.WaveInOnRecordingStopped;
this._WaveIn.StopRecording();
this._WaveIn.Dispose();
this._WaveIn = null;
if (GlobalConfiguration.isEncodeWithOpus && m_opusEncoder != null)
{
m_opusEncoder.Dispose();
m_opusEncoder = null;
}
//------
this._WaveIn = new WasapiLoopbackCapture(m_device);
this._WaveIn.DataAvailable += this.WaveInOnDataAvailable;
this._WaveIn.RecordingStopped += this.WaveInOnRecordingStopped;
sdsock.ReListen();
Start(); // start capture and send stream
}
private void WaveInOnDataAvailable(object sender, WaveInEventArgs e)
{
//Console.WriteLine($"{DateTime.Now:yyyy/MM/dd hh:mm:ss.fff} : {e.BytesRecorded} bytes");
if (GlobalConfiguration.isRunCapturedSoundDataHndlingWithoutConn == false && sdsock.IsConnected() == false)
{
return;
}
if (e.BytesRecorded == 0)
{
return;
}
if (GlobalConfiguration.isUseFFMPEG)
{
if (GlobalConfiguration.caputuedPcmBufferSamples == 0)
{
if (e.BytesRecorded > 0)
{
MainApplicationContext.ffmpegProc.StandardInput.BaseStream.Write(e.Buffer, 0, e.BytesRecorded);
MainApplicationContext.ffmpegProc.StandardInput.BaseStream.Flush();
}
}
else
{
captured_buf.Write(e.Buffer, 0, e.BytesRecorded);
int needed_samples = GlobalConfiguration.caputuedPcmBufferSamples; //1024 * 100; //1024;
// 指定されたサンプル数が溜まったら書き込む (adtsでは 1フレーム = 1024サンプル)
if (captured_buf.Length / (4 * 2) >= needed_samples)
{
Console.WriteLine(Utils.getFormatedCurrentTime() + " DEBUG: pass " + needed_samples.ToString() + " samples to ffmpeg");
captured_buf.Position = 0;
byte[] tmp_buf = new byte[4 * 2 * needed_samples];
captured_buf.Read(tmp_buf, 0, tmp_buf.Length);
MainApplicationContext.ffmpegProc.StandardInput.BaseStream.Write(tmp_buf, 0, tmp_buf.Length);
MemoryStream new_ms = new MemoryStream();
// 残ったデータの処理
captured_buf.Position = 4 * 2 * needed_samples;
byte[] left_data_buf = new byte[captured_buf.Length - 4 * 2 * needed_samples];
captured_buf.Read(left_data_buf, 0, left_data_buf.Length);
captured_buf.Position = 0;
captured_buf.SetLength(0);
captured_buf.Write(left_data_buf, 0, left_data_buf.Length);
MainApplicationContext.ffmpegProc.StandardInput.BaseStream.Flush();
}
}
}
else if (GlobalConfiguration.isEncodeWithOpus)
{
if (m_opusEncoder == null)
{
// m_opusEncoder = new OpusEncoderManager(this, GlobalConfiguration.SamplesPerSecond);
m_opusEncoder = new OpusEncoderManager(this, GlobalConfiguration.SampleRateDummyForSoundEnDecoder);
}
byte[] conved_pcm = convert32bitFloat48000HzStereoPCMTo16bitMonoPCM(e, GlobalConfiguration.SamplesPerSecond);
//byte[] conved_pcm = convert32bitFloat48000HzStereoPCMTo16bitMonoPCM_Alpha(e, GlobalConfiguration.SamplesPerSecond);
Console.WriteLine(Utils.getFormatedCurrentTime() + " DEBUG: pass " + conved_pcm.Length.ToString() + " bytes to opus encoder");
// エンコーダクラスが流量制御をして送信まで行う
m_opusEncoder.addPCMSamples(conved_pcm, conved_pcm.Length);
}
else
{
throw new Exception("condition is invalid");
}
}
