BOOL DirectSoundManager::CreateSound(TCHAR *FileName,DirectSoundBuffer &Buffer)
{
DSBUFFERDESC BufferDesc;
WAVEFORMATEX WaveFormat;
CWaveFile InputWave;
if(DirectSound == NULL)
return FALSE;
// Load the specified wave file:
if ( !InputWave.Load ( FileName ) )
return FALSE;
// Make the format of the sound buffer to be created match the
// format of the wave file just loaded:
InputWave.GetWaveFormat ( WaveFormat );
// Specify the options of the sound buffer to be created:
BufferDesc.dwSize = sizeof ( DSBUFFERDESC );
// Require that the buffer have pan, volume, frequency, and
// position notification capability (if just basic playback is
// desired, specifiy DSBCAPS_STATIC and nothing else):
BufferDesc.dwFlags = DSBCAPS_CTRLPAN
| DSBCAPS_CTRLVOLUME
| DSBCAPS_CTRLFREQUENCY
| DSBCAPS_STATIC
| DSBCAPS_CTRLPOSITIONNOTIFY;
BufferDesc.dwBufferBytes = InputWave.GetDataSize ();
BufferDesc.dwReserved = 0;
BufferDesc.lpwfxFormat = &WaveFormat;
// Create the sound buffer:
if ( DirectSound->CreateSoundBuffer ( &BufferDesc, &Buffer.Buffer, NULL ) != DS_OK )
return FALSE;
// Close the input wave file so the sound buffer can access the
// file to load the wave data:
InputWave.Close ();
// Have the sound buffer load its wave data:
Buffer.Load ( FileName );
return TRUE;
}
BOOL DirectSoundBuffer::Load(TCHAR *File)
{
CWaveFile InputWave;
LPVOID BufferPointer;
DWORD Bytes1;
if ( Buffer == NULL )
return false;
// Save the file name of the wave for restoration of the sound
// buffer when it is lost:
if ( File != FileName )
lstrcpy ( FileName, File );
// Load the specified wave file:
if ( !InputWave.Load ( FileName ) )
return false;
// Store the wave format in case it's needed later:
InputWave.GetWaveFormat ( WaveFormat );
// Lock the sound buffer to obtain a pointer to the memory where
// its wave data is stored:
if ( Buffer->Lock ( 0, 0, &BufferPointer, &Bytes1, NULL, NULL,
DSBLOCK_ENTIREBUFFER ) != DS_OK )
return false;
DataSize = InputWave.GetDataSize ();
// Store the wave data in the sound buffer:
if ( !InputWave.GetData ( BufferPointer, DataSize ) )
return false;
// Unlock the sound buffer:
if ( Buffer->Unlock ( BufferPointer, DataSize, NULL, NULL )
!= DS_OK )
return false;
return true;
}
