unsafe public DirectCaptureSound(SoundMode mode, int channels, int frequency, int bufferSize)
{
SoundMode newMode = mode | SoundMode.Loop | SoundMode.Software;
int hr;
if (DirectSoundWorld.Instance.recordDriverIndex == -1)
{
DirectSoundWorld.Warning("Recording failed. No active device.");
return;
}
GUID deviceGuid = DirectSoundWorld.Instance.recordDriverGuids[
DirectSoundWorld.Instance.recordDriverIndex];
//soundCapture
void */*IDirectSoundCapture8*/ tempSoundCapture;
hr = DSound.DirectSoundCaptureCreate(&deviceGuid, out tempSoundCapture, null);
if (Wrapper.FAILED(hr))
{
DirectSoundWorld.Warning("DirectSoundCaptureCreate", hr);
return;
}
soundCapture = (IDirectSoundCapture8 *)tempSoundCapture;
//waveFormat
waveFormat = (WAVEFORMATEX *)NativeUtils.Alloc(NativeMemoryAllocationType.SoundAndVideo,
sizeof(WAVEFORMATEX));
NativeUtils.ZeroMemory((IntPtr)waveFormat, sizeof(WAVEFORMATEX));
waveFormat->wFormatTag = DSound.WAVE_FORMAT_PCM;
waveFormat->nChannels = (ushort)channels;
waveFormat->nSamplesPerSec = (uint)frequency;
waveFormat->wBitsPerSample = 16;
waveFormat->nBlockAlign = (ushort)((waveFormat->nChannels * waveFormat->wBitsPerSample) / 8);
waveFormat->nAvgBytesPerSec = waveFormat->nSamplesPerSec * waveFormat->nBlockAlign;
//captureBuffer
DSCBUFFERDESC bufferDesc = new DSCBUFFERDESC();
//ZeroMemory( &bufferDesc, sizeof( DSCBUFFERDESC ) );
bufferDesc.dwSize = (uint)sizeof(DSCBUFFERDESC);
bufferDesc.dwBufferBytes = (uint)bufferSize;
bufferDesc.lpwfxFormat = waveFormat;
void */*IDirectSoundCaptureBuffer*/ tempCaptureBuffer;
hr = IDirectSoundCapture8.CreateCaptureBuffer(soundCapture,
ref bufferDesc, out tempCaptureBuffer, null);
if (Wrapper.FAILED(hr))
{
DirectSoundWorld.Warning("CreateCaptureBuffer", hr);
IDirectSoundCapture8.Release(soundCapture);
soundCapture = null;
return;
}
captureBuffer = (IDirectSoundCaptureBuffer *)tempCaptureBuffer;
//get bufferSize
DSCBCAPS bufferCaps = new DSCBCAPS();
//ZeroMemory( &bufferCaps, sizeof( DSCBCAPS ) );
bufferCaps.dwSize = (uint)sizeof(DSCBCAPS);
IDirectSoundCaptureBuffer.GetCaps(captureBuffer, ref bufferCaps);
this.bufferSize = (int)bufferCaps.dwBufferBytes;
Init(null, newMode, 100000.0f, channels, frequency);
}
public unsafe static extern int CreateCaptureBuffer( void*/*IDirectSoundCapture8*/ _this, ref DSCBUFFERDESC pcDSCBufferDesc, out void*/*IDirectSoundCaptureBuffer*/ ppDSCBuffer, void* pUnkOuter );
public unsafe static extern int CreateCaptureBuffer(void */*IDirectSoundCapture8*/ _this,
ref DSCBUFFERDESC pcDSCBufferDesc,
out void */*IDirectSoundCaptureBuffer*/ ppDSCBuffer,
void *pUnkOuter);
unsafe public DirectCaptureSound( SoundMode mode, int channels, int frequency, int bufferSize )
{
SoundMode newMode = mode | SoundMode.Loop | SoundMode.Software;
int hr;
if( DirectSoundWorld.Instance.recordDriverIndex == -1 )
{
DirectSoundWorld.Warning( "Recording failed. No active device." );
return;
}
GUID deviceGuid = DirectSoundWorld.Instance.recordDriverGuids[
DirectSoundWorld.Instance.recordDriverIndex ];
//soundCapture
void*/*IDirectSoundCapture8*/ tempSoundCapture;
hr = DSound.DirectSoundCaptureCreate( &deviceGuid, out tempSoundCapture, null );
if( Wrapper.FAILED( hr ) )
{
DirectSoundWorld.Warning( "DirectSoundCaptureCreate", hr );
return;
}
soundCapture = (IDirectSoundCapture8*)tempSoundCapture;
//waveFormat
waveFormat = (WAVEFORMATEX*)NativeUtils.Alloc( NativeMemoryAllocationType.SoundAndVideo,
sizeof( WAVEFORMATEX ) );
NativeUtils.ZeroMemory( (IntPtr)waveFormat, sizeof( WAVEFORMATEX ) );
waveFormat->wFormatTag = DSound.WAVE_FORMAT_PCM;
waveFormat->nChannels = (ushort)channels;
waveFormat->nSamplesPerSec = (uint)frequency;
waveFormat->wBitsPerSample = 16;
waveFormat->nBlockAlign = (ushort)( ( waveFormat->nChannels * waveFormat->wBitsPerSample ) / 8 );
waveFormat->nAvgBytesPerSec = waveFormat->nSamplesPerSec * waveFormat->nBlockAlign;
//captureBuffer
DSCBUFFERDESC bufferDesc = new DSCBUFFERDESC();
//ZeroMemory( &bufferDesc, sizeof( DSCBUFFERDESC ) );
bufferDesc.dwSize = (uint)sizeof( DSCBUFFERDESC );
bufferDesc.dwBufferBytes = (uint)bufferSize;
bufferDesc.lpwfxFormat = waveFormat;
void*/*IDirectSoundCaptureBuffer*/ tempCaptureBuffer;
hr = IDirectSoundCapture8.CreateCaptureBuffer( soundCapture,
ref bufferDesc, out tempCaptureBuffer, null );
if( Wrapper.FAILED( hr ) )
{
DirectSoundWorld.Warning( "CreateCaptureBuffer", hr );
IDirectSoundCapture8.Release( soundCapture );
soundCapture = null;
return;
}
captureBuffer = (IDirectSoundCaptureBuffer*)tempCaptureBuffer;
//get bufferSize
DSCBCAPS bufferCaps = new DSCBCAPS();
//ZeroMemory( &bufferCaps, sizeof( DSCBCAPS ) );
bufferCaps.dwSize = (uint)sizeof( DSCBCAPS );
IDirectSoundCaptureBuffer.GetCaps( captureBuffer, ref bufferCaps );
this.bufferSize = (int)bufferCaps.dwBufferBytes;
Init( null, newMode, 100000.0f, channels, frequency );
}