protected override void PushNextPacket()
{
if (AudioCodec == null)
{
return;
}
RTPPacket packet = IncomingRTPPacketBuffer.GetPacket();
if (packet == null)
{
return;
}
byte[] bNewAudioData = AudioCodec.DecodeToBytes(packet);
if (bNewAudioData != null)
{
ReceiveAudioQueue.AppendData(bNewAudioData);
if (ReceiveAudioQueue.Size > m_nPacketBytes * MaxAudioPacketsQueue) // someone isn't taking our packets (either directly our through IAudioSource), so let's not get too big
{
ReceiveAudioQueue.GetNSamples(ReceiveAudioQueue.Size - m_nPacketBytes * MaxAudioPacketsQueue);
}
if (RenderSink != null)
{
MediaSample samp = new MediaSample(bNewAudioData, AudioCodec.AudioFormat);
RenderSink.PushSample(samp, this);
}
}
}
public override byte[] GetNextPacketSample(bool bReturnArrayOnNA)
{
if (AudioCodec == null)
{
return(null);
}
int nSamples = AudioCodec.AudioFormat.CalculateNumberOfSamplesForDuration(TimeSpan.FromMilliseconds(AudioCodec.ReceivePTime));
int nSizeBytes = nSamples * AudioCodec.AudioFormat.BytesPerSample;
RTPPacket packet = IncomingRTPPacketBuffer.GetPacket();
if ((packet == null) && (bReturnArrayOnNA == true))
{
return(new byte[nSizeBytes]);
}
return(AudioCodec.DecodeToBytes(packet));
}
public byte[] WaitNextPacketSample(bool bReturnArrayOnNA, int nTimeOut, out int nMsTook)
{
nMsTook = 0;
if (AudioCodec == null)
{
return(null);
}
int nSamples = AudioCodec.AudioFormat.CalculateNumberOfSamplesForDuration(TimeSpan.FromMilliseconds(AudioCodec.ReceivePTime));
int nSizeBytes = nSamples * AudioCodec.AudioFormat.BytesPerSample;
RTPPacket packet = IncomingRTPPacketBuffer.WaitPacket(nTimeOut, out nMsTook);
if ((packet == null) && (bReturnArrayOnNA == true))
{
return(new byte[nSizeBytes]);
}
return(AudioCodec.DecodeToBytes(packet));
}
