public DecoderPipeline([NotNull] IVoiceDecoder decoder, uint inputFrameSize, [NotNull] Action<DecoderPipeline> completionHandler, bool softClip = true)
{
if (decoder == null) throw new ArgumentNullException("decoder");
if (completionHandler == null) throw new ArgumentNullException("completionHandler");
_completionHandler = completionHandler;
_inputBuffer = new TransferBuffer<VoicePacket>(32);
// we need buffers to hold the encoded frames, but we have no idea how large an encoded frame is! These buffers are large enough...
// ...to hold a frame with no compression whatsoever, so they should be large enough to hold the frame wehen it's opus compressed.
_bytePool = new ConcurrentPool<byte[]>(12, () => new byte[inputFrameSize * decoder.Format.Channels * 4]);
_channelListPool = new ConcurrentPool<List<RemoteChannel>>(12, () => new List<RemoteChannel>());
_frameDuration = TimeSpan.FromSeconds((double)inputFrameSize / decoder.Format.SampleRate);
_firstFrameArrival = null;
_firstFrameSeq = 0;
var source = new BufferedDecoder(decoder, inputFrameSize, decoder.Format, RecycleFrame);
var ramped = new VolumeRampedFrameSource(source, this);
var samples = new FrameToSampleConverter(ramped);
ISampleSource toResampler = samples;
if (softClip)
toResampler = new SoftClipSampleSource(samples);
var resampled = new Resampler(toResampler);
_source = source;
_output = resampled;
}
public DecoderPipeline(IVoiceDecoder decoder, uint frameSize, Action <DecoderPipeline> completionHandler, bool softClip = true)
{
_completionHandler = completionHandler;
_inputBuffer = new TransferBuffer <EncodedAudio>();
_bytePool = new ConcurrentPool <byte[]>(12, () => new byte[frameSize * decoder.Format.Channels * 4]); // todo wrong frame size (although it should still be large enough)
_frameDuration = TimeSpan.FromSeconds((double)frameSize / decoder.Format.SampleRate);
_firstFrameArrival = null;
_firstFrameSeq = 0;
var source = new BufferedDecoder(decoder, frameSize, decoder.Format, frame => _bytePool.Put(frame.Data.Array));
var ramped = new VolumeRampedFrameSource(source, this);
var samples = new FrameToSampleConverter(ramped);
ISampleSource toResampler = samples;
if (softClip)
{
toResampler = new SoftClipSampleSource(samples);
}
var resampled = new Resampler(toResampler);
_source = source;
_output = resampled;
}
public DecoderPipeline([NotNull] IVoiceDecoder decoder, uint inputFrameSize, [NotNull] Action <DecoderPipeline> completionHandler, string id, bool softClip = true)
{
if (decoder == null)
{
throw new ArgumentNullException("decoder");
}
if (completionHandler == null)
{
throw new ArgumentNullException("completionHandler");
}
_id = id;
_completionHandler = completionHandler;
_inputBuffer = new TransferBuffer <VoicePacket>(32);
// we need buffers to hold the encoded frames, but we have no idea how large an encoded frame is! These buffers are large enough...
// ...to hold a frame with no compression whatsoever, so they should be large enough to hold the frame when it's opus compressed.
_bytePool = new ConcurrentPool <byte[]>(12, () => new byte[inputFrameSize * decoder.Format.Channels * 4]);
_channelListPool = new ConcurrentPool <List <RemoteChannel> >(12, () => new List <RemoteChannel>());
_frameDuration = TimeSpan.FromSeconds((double)inputFrameSize / decoder.Format.SampleRate);
_firstFrameArrival = null;
_firstFrameSeq = 0;
// Buffer decoded packets and decode them on demand
var source = new BufferedDecoder(decoder, inputFrameSize, decoder.Format, RecycleFrame);
_source = source;
// Every time the volume changes, change is smoothly over the course of a single frame
var ramped = new VolumeRampedFrameSource(source, this);
// Convert stream of fixed size frames into a stream of samples taken in arbitrary chunks
var samples = new FrameToSampleConverter(ramped);
// Monitor stream sync and adjust playback rate to stay close in sync
_synchronizer = new SynchronizerSampleSource(samples, TimeSpan.FromSeconds(1));
// Resample the data to the output rate
var resampled = new Resampler(_synchronizer, this);
// Chain a soft clip stage if necessary
_output = softClip ? (ISampleSource) new SoftClipSampleSource(resampled) : resampled;
}
