unsafe protected override void ShutdownLibrary()
{
if (thread != null)
{
needAbortThread = true;
Thread.Sleep(50);
thread.Abort();
}
if (realChannels != null)
{
realChannels.Clear();
realChannels = null;
}
if (directSound != null)
{
IDirectSound8.Release(directSound);
directSound = null;
}
if (criticalSection != null)
{
criticalSection.Dispose();
criticalSection = null;
}
instance = null;
}
unsafe int /*HRESULT*/ SetPrimaryBufferFormat(int primaryChannels, int primaryFrequency,
int primaryBitRate, bool allowLogError)
{
int hr;
void */*IDirectSoundBuffer*/ primaryBuffer = null;
// Get the primary buffer
DSBUFFERDESC bufferDesc = new DSBUFFERDESC();
//ZeroMemory( &bufferDesc, sizeof( DSBUFFERDESC ) );
bufferDesc.dwSize = (uint)sizeof(DSBUFFERDESC);
bufferDesc.dwFlags = /*DSound.DSBCAPS_CTRL3D | */ DSound.DSBCAPS_PRIMARYBUFFER;
//bufferDesc.dwBufferBytes = 0;
//bufferDesc.lpwfxFormat = NULL;
hr = IDirectSound8.CreateSoundBuffer(directSound, ref bufferDesc,
out primaryBuffer, null);
if (Wrapper.FAILED(hr))
{
if (allowLogError)
{
Error("CreateSoundBuffer", hr);
}
return(hr);
}
WAVEFORMATEX waveFormat = new WAVEFORMATEX();
//ZeroMemory( &waveFormat, sizeof( WAVEFORMATEX ) );
waveFormat.wFormatTag = (ushort)DSound.WAVE_FORMAT_PCM;
waveFormat.nChannels = (ushort)primaryChannels;
waveFormat.nSamplesPerSec = (uint)primaryFrequency;
waveFormat.wBitsPerSample = (ushort)primaryBitRate;
waveFormat.nBlockAlign = (ushort)(waveFormat.wBitsPerSample / 8 * waveFormat.nChannels);
waveFormat.nAvgBytesPerSec = (uint)(waveFormat.nSamplesPerSec * waveFormat.nBlockAlign);
hr = IDirectSoundBuffer.SetFormat(primaryBuffer, ref waveFormat);
if (Wrapper.FAILED(hr))
{
IDirectSoundBuffer.Release(primaryBuffer);
if (allowLogError)
{
Error("SetFormat", hr);
}
return(hr);
}
IDirectSoundBuffer.Release(primaryBuffer);
return(DSound.S_OK);
}
unsafe IDirectSoundBuffer *CreateBuffer(int needBufferSize)
{
uint creationFlags = 0;
if ((int)(Mode & SoundMode.Mode3D) != 0)
{
creationFlags |= DSound.DSBCAPS_CTRL3D;
}
else
{
creationFlags |= DSound.DSBCAPS_CTRLPAN;
}
if ((int)(Mode & SoundMode.Software) != 0)
{
creationFlags |= DSound.DSBCAPS_LOCSOFTWARE;
}
creationFlags |= DSound.DSBCAPS_CTRLFREQUENCY;
creationFlags |= DSound.DSBCAPS_CTRLVOLUME;
creationFlags |= DSound.DSBCAPS_GETCURRENTPOSITION2;
if ((creationFlags & DSound.DSBCAPS_CTRLFX) != 0)
{
//нельзя DuplicateSoundBuffer делать для DSBCAPS_CTRLFX
//не забыть патом данные заливать во все буферы
Log.Fatal("(creationFlags & DSBCAPS_CTRLFX) != 0.");
}
int hr;
void */*IDirectSoundBuffer*/ soundBuffer;
if (soundBuffers.Count == 0)
{
DSBUFFERDESC bufferDesc = new DSBUFFERDESC();
//ZeroMemory( &bufferDesc, sizeof( DSBUFFERDESC ) );
bufferDesc.dwSize = (uint)sizeof(DSBUFFERDESC);
bufferDesc.dwFlags = creationFlags;
bufferDesc.dwBufferBytes = (uint)needBufferSize;
bufferDesc.guid3DAlgorithm = DSound.DS3DALG_DEFAULT;
bufferDesc.lpwfxFormat = waveFormat;
hr = IDirectSound8.CreateSoundBuffer(DirectSoundWorld.Instance.directSound,
ref bufferDesc, out soundBuffer, null);
//hr = DirectSoundWorld.Instance.directSound->CreateSoundBuffer(
// &bufferDesc, &soundBuffer, NULL );
if (Wrapper.FAILED(hr))
{
DirectSoundWorld.Warning("CreateSoundBuffer", hr);
return(null);
}
//get bufferSize
DSBCAPS bufferCaps = new DSBCAPS();
//ZeroMemory( &bufferCaps, sizeof( DSBCAPS ) );
bufferCaps.dwSize = (uint)sizeof(DSBCAPS);
IDirectSoundBuffer.GetCaps(soundBuffer, ref bufferCaps);
bufferSize = (int)bufferCaps.dwBufferBytes;
}
else
{
hr = IDirectSound8.DuplicateSoundBuffer(DirectSoundWorld.Instance.directSound,
(IDirectSoundBuffer *)soundBuffers[0].ToPointer(), out soundBuffer);
if (Wrapper.FAILED(hr))
{
DirectSoundWorld.Warning("DuplicateSoundBuffer", hr);
return(null);
}
}
return((IDirectSoundBuffer *)soundBuffer);
}
unsafe protected override bool InitLibrary(IntPtr mainWindowHandle,
int maxReal2DChannels, int maxReal3DChannels)
{
NativeLibraryManager.PreLoadLibrary("libogg");
NativeLibraryManager.PreLoadLibrary("libvorbis");
NativeLibraryManager.PreLoadLibrary("libvorbisfile");
NativeLibraryManager.PreLoadLibrary("DirectSoundNativeWrapper");
{
DSoundStructureSizes sizes = new DSoundStructureSizes();
sizes.Init();
DSoundStructureSizes originalSizes;
DSound.GetStructureSizes(out originalSizes);
FieldInfo[] fields = sizes.GetType().GetFields(
BindingFlags.Instance | BindingFlags.NonPublic | BindingFlags.Public);
foreach (FieldInfo field in fields)
{
int originalSize = (int)field.GetValue(originalSizes);
int size = (int)field.GetValue(sizes);
if (originalSize != size)
{
Log.Fatal("DirectXSoundSystem: Invalid unmanaged bridge. " +
"Invalid \"{0}\". Native size = \"{1}\". Managed size = \"{2}\".", field.Name,
originalSize, size);
return(false);
}
}
}
instance = this;
criticalSection = CriticalSection.Create();
DSound.CoInitialize(null);
int hr;
//create IDirectSound using the primary sound device
void */*IDirectSound8*/ directSoundTemp;
hr = DSound.DirectSoundCreate8(null, out directSoundTemp, null);
if (Wrapper.FAILED(hr))
{
if (hr == DSound.Get_DSERR_NODRIVER())
{
Log.InvisibleInfo("DirectXSoundSystem: No sound driver.");
return(false);
}
Error("DirectSoundCreate8", hr);
return(false);
}
directSound = (IDirectSound8 *)directSoundTemp;
//set DirectSound cooperative level
hWnd = mainWindowHandle;
hr = IDirectSound8.SetCooperativeLevel(directSound, hWnd, DSound.DSSCL_PRIORITY);
if (Wrapper.FAILED(hr))
{
Error("SetCooperativeLevel", hr);
return(false);
}
//set primary buffer format
{
hr = SetPrimaryBufferFormat(2, 44100, 16, false);
if (Wrapper.FAILED(hr))
{
hr = SetPrimaryBufferFormat(2, 22050, 16, true);
}
if (Wrapper.FAILED(hr))
{
return(false);
}
}
//get listener
{
void */*IDirectSoundBuffer*/ primaryBuffer = null;
// Obtain primary buffer, asking it for 3D control
DSBUFFERDESC bufferDesc = new DSBUFFERDESC();
//ZeroMemory( &bufferDesc, sizeof( DSBUFFERDESC ) );
bufferDesc.dwSize = (uint)sizeof(DSBUFFERDESC);
bufferDesc.dwFlags = DSound.DSBCAPS_CTRL3D | DSound.DSBCAPS_PRIMARYBUFFER;
hr = IDirectSound8.CreateSoundBuffer(directSound, ref bufferDesc,
out primaryBuffer, null);
if (Wrapper.FAILED(hr))
{
Error("CreateSoundBuffer", hr);
return(false);
}
void */*IDirectSound3DListener*/ listenerTemp = null;
GUID guid = DSound.IID_IDirectSound3DListener;
if (Wrapper.FAILED(hr = IDirectSoundBuffer.QueryInterface(primaryBuffer,
ref guid, &listenerTemp)))
{
IDirectSoundBuffer.Release(primaryBuffer);
Error("QueryInterface", hr);
return(false);
}
listener = (IDirectSound3DListener *)listenerTemp;
IDirectSoundBuffer.Release(primaryBuffer);
}
//update general parameters
{
DS3DLISTENER parameters = new DS3DLISTENER();
parameters.dwSize = (uint)sizeof(DS3DLISTENER);
IDirectSound3DListener.GetAllParameters(listener, ref parameters);
parameters.flDistanceFactor = 1;
parameters.flRolloffFactor = 0;
parameters.flDopplerFactor = DopplerScale;
hr = IDirectSound3DListener.SetAllParameters(listener, ref parameters, DSound.DS3D_IMMEDIATE);
if (Wrapper.FAILED(hr))
{
Warning("IDirectSound3DListener.SetAllParameters", hr);
}
}
GenerateRecordDriverList();
//Channels
realChannels = new List <DirectSoundRealChannel>();
for (int n = 0; n < maxReal2DChannels; n++)
{
DirectSoundRealChannel realChannel = new DirectSoundRealChannel();
AddRealChannel(realChannel, false);
realChannels.Add(realChannel);
}
for (int n = 0; n < maxReal3DChannels; n++)
{
DirectSoundRealChannel realChannel = new DirectSoundRealChannel();
AddRealChannel(realChannel, true);
realChannels.Add(realChannel);
}
fileStreamRealChannels = new List <DirectSoundRealChannel>();
thread = new Thread(new ThreadStart(ThreadFunction));
thread.CurrentCulture = new System.Globalization.CultureInfo("en-US");
thread.IsBackground = true;
thread.Start();
return(true);
}
