private static PaStreamCallbackResult PaStreamCallback(
float* input,
float* output,
uint frameCount,
ref PaStreamCallbackTimeInfo timeInfo,
PaStreamCallbackFlags statusFlags,
IntPtr userData)
{
#region GC boilerplate
var gcHandle = GCHandle.FromIntPtr(userData);
if (!gcHandle.IsAllocated)
{
return PaStreamCallbackResult.PaAbort;
}
var instance = (WaveRecorder) gcHandle.Target;
#endregion
try
{
if (instance._bufferAvailable != null)
{
instance._bufferAvailable(input, (int) frameCount);
}
}
catch
{
return PaStreamCallbackResult.PaAbort;
}
return PaStreamCallbackResult.PaContinue;
}
private static unsafe PaStreamCallbackResult PaStreamCallback(float* input, float* output, uint frameCount, ref PaStreamCallbackTimeInfo timeInfo, PaStreamCallbackFlags statusFlags, IntPtr userData)
{
GCHandle gcHandle = GCHandle.FromIntPtr(userData);
if (!gcHandle.IsAllocated)
return PaStreamCallbackResult.PaAbort;
WaveRecorder waveRecorder = (WaveRecorder) gcHandle.Target;
try
{
if (waveRecorder._bufferAvailable != null)
waveRecorder._bufferAvailable(input, (int) frameCount);
}
catch
{
return PaStreamCallbackResult.PaAbort;
}
return PaStreamCallbackResult.PaContinue;
}