void StartEncoding()
{
_startTime = DateTime.Now;
_bytesSent = 0;
_segmentFrames = 960;
_encoder = OpusEncoder.Create(48000, 1, FragLabs.Audio.Codecs.Opus.Application.Voip);
_encoder.Bitrate = 8192;
_decoder = OpusDecoder.Create(48000, 1);
_bytesPerSegment = _encoder.FrameByteCount(_segmentFrames);
_waveIn = new WaveIn(WaveCallbackInfo.FunctionCallback());
_waveIn.BufferMilliseconds = 50;
_waveIn.DeviceNumber = comboBox1.SelectedIndex;
_waveIn.DataAvailable += _waveIn_DataAvailable;
_waveIn.WaveFormat = new WaveFormat(48000, 16, 1);
_playBuffer = new BufferedWaveProvider(new WaveFormat(48000, 16, 1));
_waveOut = new WaveOut(WaveCallbackInfo.FunctionCallback());
_waveOut.DeviceNumber = comboBox2.SelectedIndex;
_waveOut.Init(_playBuffer);
_waveOut.Play();
_waveIn.StartRecording();
if (_timer == null)
{
_timer = new Timer();
_timer.Interval = 1000;
_timer.Tick += _timer_Tick;
}
_timer.Start();
}
void StartEncoding()
{
_startTime = DateTime.Now;
_bytesSent = 0;
_segmentFrames = 960;
var channels = 1;
_encoder = Codec.OpusEncoder.Create(48000, channels, Codec.Opus.Application.Voip);
_encoder.Bitrate = 8192;
_decoder = Codec.OpusDecoder.Create(48000, channels);
_bytesPerSegment = _encoder.FrameByteCount(_segmentFrames);
_waveIn = new WaveIn(WaveCallbackInfo.FunctionCallback());
_waveIn.BufferMilliseconds = 50;
_waveIn.DeviceNumber = comboBox1.SelectedIndex;
_waveIn.DataAvailable += _waveIn_DataAvailable;
_waveIn.WaveFormat = new WaveFormat(48000, 16, channels);
_playBuffer = new BufferedWaveProvider(new WaveFormat(48000, 16, channels));
_waveOut = new WaveOut(WaveCallbackInfo.FunctionCallback());
_waveOut.DeviceNumber = comboBox2.SelectedIndex;
_waveOut.Init(_playBuffer);
_waveOut.Play();
_waveIn.StartRecording();
if (_timer == null)
{
_timer = new Timer();
_timer.Interval = 1000;
_timer.Tick += _timer_Tick;
}
_timer.Start();
}
void StopEncoding()
{
_timer.Stop();
_waveIn.StopRecording();
_waveIn.Dispose();
_waveIn = null;
_waveOut.Stop();
_waveOut.Dispose();
_waveOut = null;
_playBuffer = null;
_encoder.Dispose();
_encoder = null;
_decoder.Dispose();
_decoder = null;
}
private void CreateEncoder()
{
_Encoder = OpusEncoder.Create(outputSampleRate, channels, opusMode);
_Encoder.Bitrate = bitRate * channels;
_bytesPerSegment = _Encoder.FrameByteCount(_segmentFrames);
}
public void Dispose()
{
var e = Encoder;
var d = _Decoder;
_Encoder = null;
_Decoder = null;
if (e != null)
e.Dispose();
if (d != null)
d.Dispose();
}
void StopEncoding()
{
_timer.Stop();
_waveIn.StopRecording();
_waveIn.Dispose();
_waveIn = null;
_waveOut.Stop();
_waveOut.Dispose();
_waveOut = null;
_playBuffer = null;
_encoder.Dispose();
_encoder = null;
_decoder.Dispose();
_decoder = null;
}
public byte[] Encode(byte[] data)
{
if (data == null)
throw new ArgumentNullException("data");
if (this.encoder == null) {
lock (this.codecLock) {
if (this.encoder == null) {
this.encoder = OpusEncoder.Create (this.settings.SampleRate, this.settings.Channels, Application.Voip);
this.encoder.Bitrate = this.settings.Bitrate;
}
}
}
int encodedLength;
byte[] encoded = this.encoder.Encode (data, data.Length, out encodedLength);
if (encoded.Length != encodedLength) {
byte[] final = new byte[encodedLength];
Buffer.BlockCopy (encoded, 0, final, 0, encodedLength);
encoded = final;
}
return encoded;
}
