PAStreamCallbackResult Callback(IntPtr input, IntPtr output, uint frameCount, ref PAStreamCallbackTimeInfo timeInfo, PAStreamCallbackFlags statusFlags, IntPtr userData)
{
int byteCount = (int)frameCount * Configuration.BytesPerTick;
lock (m_SyncRoot)
{
// fill output buffer
while (m_StreamData.Length < byteCount)
{
if (m_Buffers.Count > 0)
{
IAudioData audioData = m_Buffers.Dequeue();
if (Volume != 1)
{
audioData = audioData.ChangeVolume(Volume);
}
m_StreamData.Enqueue(audioData.Data);
continue;
}
int silenceBytes = byteCount - m_StreamData.Length;
m_BufferUnderflowCount++;
m_BytesQueued += silenceBytes;
m_StreamData.Enqueue(new byte[silenceBytes]);
}
m_StreamData.Dequeue(byteCount, output);
m_BytesPassed += m_InProgressBytes;
m_InProgressBytes = byteCount;
return(m_Exit ? PAStreamCallbackResult.Complete : PAStreamCallbackResult.Continue);
}
}
PAStreamCallbackResult Callback(IntPtr input, IntPtr output, uint frameCount, ref PAStreamCallbackTimeInfo timeInfo, PAStreamCallbackFlags statusFlags, IntPtr userData)
{
var byteCount = (int)frameCount * Configuration.BytesPerTick;
lock (syncRoot)
{
// fill output buffer
while (streamData.Length < byteCount)
{
if (buffers.Count > 0)
{
var audioData = buffers.Dequeue();
if (Volume != 1)
{
audioData = audioData.ChangeVolume(Volume);
}
streamData.Enqueue(audioData.Data, true);
continue;
}
var silenceBytes = byteCount - streamData.Length;
bufferUnderflowCount++;
bytesQueued += silenceBytes;
streamData.Enqueue(new byte[silenceBytes], true);
}
streamData.Dequeue(byteCount, output);
bytesPassed += inProgressBytes;
inProgressBytes = byteCount;
return(exit ? PAStreamCallbackResult.Complete : PAStreamCallbackResult.Continue);
}
}
