public override bool Init()
{
if (!base.Init())
{
return(false);
}
_Sources = new List <CSoundCardSource>();
DeviceCollection devices = DirectSoundCapture.GetDevices();
foreach (DeviceInformation dev in devices)
{
using (var ds = new DirectSoundCapture(dev.DriverGuid))
{
var device = new CRecordDevice(_Devices.Count, dev.DriverGuid.ToString(), dev.Description, ds.Capabilities.Channels);
_Devices.Add(device);
}
}
_Initialized = true;
return(true);
}
private PortAudioSharp.PortAudio.PaStreamCallbackResult _MyPaStreamCallback(
IntPtr input,
IntPtr output,
uint frameCount,
ref PortAudioSharp.PortAudio.PaStreamCallbackTimeInfo timeInfo,
PortAudioSharp.PortAudio.PaStreamCallbackFlags statusFlags,
IntPtr userData)
{
try
{
if (frameCount > 0 && input != IntPtr.Zero)
{
CRecordDevice dev = _Devices[userData.ToInt32()];
uint numBytes;
numBytes = frameCount * (uint)dev.Channels * 2;
byte[] recbuffer = new byte[numBytes];
// copy from managed to unmanaged memory
Marshal.Copy(input, recbuffer, 0, (int)numBytes);
_HandleData(dev, recbuffer);
}
}
catch (Exception e)
{
CLog.LogError("Error on Stream Callback (rec): " + e);
}
return(PortAudioSharp.PortAudio.PaStreamCallbackResult.paContinue);
}
private void _OnDataReady(object sender, CSampleDataEventArgs e)
{
if (!_Initialized)
{
return;
}
CRecordDevice dev = _Devices.FirstOrDefault(device => device.Driver == e.Guid);
if (dev == null)
{
return;
}
_HandleData(dev, e.Data);
}
/// <summary>
/// Init PortAudio and list record devices
/// </summary>
/// <returns>true if success</returns>
public override bool Init()
{
if (!base.Init())
{
return(false);
}
try
{
_PaHandle = new CPortAudioHandle();
int hostAPI = _PaHandle.GetHostApi();
int numDevices = PortAudioSharp.PortAudio.Pa_GetDeviceCount();
for (int i = 0; i < numDevices; i++)
{
PortAudioSharp.PortAudio.PaDeviceInfo info = PortAudioSharp.PortAudio.Pa_GetDeviceInfo(i);
if (info.hostApi == hostAPI && info.maxInputChannels > 0)
{
var dev = new CRecordDevice(i, info.name, info.name + i, info.maxInputChannels);
_Devices.Add(dev);
}
}
_RecHandle = new IntPtr[_Devices.Count];
_MyRecProc = _MyPaStreamCallback;
_Initialized = true;
}
catch (Exception e)
{
_Initialized = false;
CLog.LogError("Error initializing PortAudio: " + e.Message);
Close();
return(false);
}
return(true);
}
private void _SetMicConfig()
{
if (_DeviceNr < 0)
{
return;
}
CRecordDevice device = _Devices[_DeviceNr];
for (int ch = 0; ch < device.Channels; ++ch)
{
device.PlayerChannel[ch] = 0;
}
for (int p = 0; p < CSettings.MaxNumPlayer; ++p)
{
int ch = _SelectSlides[_SelectSlideRecordPlayer[p]].Selection;
if (ch > 0)
{
device.PlayerChannel[ch - 1] = p + 1;
}
}
}
private void _SetMicConfig()
{
if (_DeviceNr < 0)
{
return;
}
for (int d = 0; d < _Devices.Count; d++)
{
for (int c = 0; c < _Devices[d].Channels; c++)
{
if (_Devices[d].PlayerChannel[c] == _SelectedPlayer + 1)
{
_Devices[d].PlayerChannel[c] = 0;
}
}
}
CRecordDevice device = _Devices[_DeviceNr];
_Texts[_TextDelayPlayer[_SelectedPlayer]].Text = "––– ms";
if (_SelectSlides[_EditSelectSlideRecordChannels].Selection > 0)
{
if (device.PlayerChannel[_SelectSlides[_EditSelectSlideRecordChannels].Selection - 1] > 0)
{
string delay = _Texts[_TextDelayPlayer[device.PlayerChannel[_SelectSlides[_EditSelectSlideRecordChannels].Selection - 1] - 1]].Text;
_Texts[_TextDelayPlayer[device.PlayerChannel[_SelectSlides[_EditSelectSlideRecordChannels].Selection - 1] - 1]].Text = _Texts[_TextDelayPlayer[_SelectedPlayer]].Text;
_Texts[_TextDelayPlayer[_SelectedPlayer]].Text = delay;
}
device.PlayerChannel[_SelectSlides[_EditSelectSlideRecordChannels].Selection - 1] = _SelectedPlayer + 1;
}
_SaveMicConfig();
_UpdatePlayerTexts();
}
