/// <summary>
/// Convenience method to safely open an output stream and log potential error
/// </summary>
/// <param name="stream"></param>
/// <param name="outputParameters"></param>
/// <param name="sampleRate"></param>
/// <param name="framesPerBuffer"></param>
/// <param name="streamFlags"></param>
/// <param name="streamCallback"></param>
/// <param name="userData"></param>
/// <returns>True on success</returns>
public bool OpenOutputStream(out IntPtr stream, ref PortAudio.PaStreamParameters?outputParameters,
double sampleRate, uint framesPerBuffer, PortAudio.PaStreamFlags streamFlags,
PortAudio.PaStreamCallbackDelegate streamCallback, IntPtr userData)
{
PortAudio.PaStreamParameters?inputParameters = null;
return
(!CheckError("OpenOutputStream",
OpenStream(out stream, ref inputParameters, ref outputParameters, sampleRate, framesPerBuffer, streamFlags, streamCallback, userData)));
}
public PortAudio.PaError OpenStream(out IntPtr stream, ref PortAudio.PaStreamParameters?inputParameters, ref PortAudio.PaStreamParameters?outputParameters,
double sampleRate, uint framesPerBuffer, PortAudio.PaStreamFlags streamFlags,
PortAudio.PaStreamCallbackDelegate streamCallback, IntPtr userData)
{
lock (_Mutex)
{
if (_Disposed)
{
throw new ObjectDisposedException("PortAudioHandle already disposed");
}
PortAudio.PaError res = PortAudio.Pa_OpenStream(out stream, ref inputParameters, ref outputParameters, sampleRate, framesPerBuffer, streamFlags, streamCallback,
userData);
if (res == PortAudio.PaError.paNoError)
{
_Streams.Add(stream);
}
return(res);
}
}
