void TestModes()
{
int hr;
TVAudioMode modes;
hr = m_itva.GetAvailableTVAudioModes(out modes);
DsError.ThrowExceptionForHR(hr);
// my card returns 17
Debug.Assert(modes > 0, "GetAvailableTVAudioModes");
}
/// <summary>
/// Gets the available audio streams
/// </summary>
/// <returns>List of available audio streams</returns>
public List <IAudioStream> GetAvailableAudioStreams()
{
List <IAudioStream> availableStreams = new List <IAudioStream>();
if (_filterTvAudioTuner != null)
{
TVAudioMode availableAudioModes;
_tvAudioTunerInterface.GetAvailableTVAudioModes(out availableAudioModes);
foreach (AnalogAudioStream stream in streams)
{
if ((stream.AudioMode & availableAudioModes) != 0)
{
availableStreams.Add(stream);
}
}
}
return(availableStreams);
}