public int Release()
{
Marshal.FreeHGlobal(this.pBufferDesc_free);
Marshal.FreeHGlobal(this.pwfx_free);
Marshal.Release(this.pdscb8);
Marshal.Release(this.pdsc8);
//Marshal.ReleaseComObject(this.dscb8);
//Marshal.ReleaseComObject(this.dsc8);
Marshal.FinalReleaseComObject(this.dscb8);
Marshal.FinalReleaseComObject(this.dsc8);
this.pBufferDesc_free = IntPtr.Zero;
this.pwfx_free = IntPtr.Zero;
this.pdscb8 = IntPtr.Zero;
this.pdsc8 = IntPtr.Zero;
this.dscb8 = null;
this.dsc8 = null;
foreach (var hwnd in this.notifyHwnd_close)
{
DSLibNatives.CloseHandle(hwnd);
}
this.notifyHwnd_close = null;
return((int)DSERR.DS_OK);
}
public override void Release()
{
Marshal.FreeHGlobal(this.pwfx_free);
Marshal.Release(this.pdscb8);
Marshal.Release(this.pdsc8);
//Marshal.ReleaseComObject(this.dscb8);
//Marshal.ReleaseComObject(this.dsc8);
Marshal.FinalReleaseComObject(this.dscb8);
Marshal.FinalReleaseComObject(this.dsc8);
this.pwfx_free = IntPtr.Zero;
this.pdscb8 = IntPtr.Zero;
this.pdsc8 = IntPtr.Zero;
this.dscb8 = null;
this.dsc8 = null;
foreach (var handle in this.notifyHandle_close)
{
Win32API.CloseHandle(handle);
}
this.notifyHandle_close = null;
base.Release();
}
public int Release()
{
Marshal.FreeHGlobal(this.pwfx_free);
Marshal.Release(this.pdscb8);
Marshal.Release(this.pdsc8);
//Marshal.ReleaseComObject(this.dscb8);
//Marshal.ReleaseComObject(this.dsc8);
Marshal.FinalReleaseComObject(this.dscb8);
Marshal.FinalReleaseComObject(this.dsc8);
this.pwfx_free = IntPtr.Zero;
this.pdscb8 = IntPtr.Zero;
this.pdsc8 = IntPtr.Zero;
this.dscb8 = null;
this.dsc8 = null;
foreach (var hwnd in this.notifyHwnd_close)
{
LibNatives.CloseHandle(hwnd);
}
this.notifyHwnd_close = null;
return(LibErrors.SUCCESS);
}
private bool CreateCaptureBuffer(out uint dsErr)
{
dsErr = DSERR.DS_OK;
#region 创建默认音频流格式
this.wfx = new tWAVEFORMATEX()
{
nChannels = DSLibConsts.Channels,
nSamplesPerSec = DSLibConsts.SamplesPerSec,
wBitsPerSample = DSLibConsts.BitsPerSample,
nBlockAlign = DSLibConsts.BlockAlign,
nAvgBytesPerSec = DSLibConsts.Bps,
cbSize = 0,
wFormatTag = DSLibNatives.WAVE_FORMAT_PCM
};
this.pwfx_free = DSLibUtils.StructureToPtr(this.wfx);
this.bufferDesc = new _DSCBUFFERDESC()
{
dwFlags = 0,
dwSize = Marshal.SizeOf(typeof(_DSCBUFFERDESC)),
dwReserved = 0,
dwFXCount = 0,
dwBufferBytes = DSLibConsts.BufferSize,
lpwfxFormat = this.pwfx_free,
lpDSCFXDesc = IntPtr.Zero
};
this.pBufferDesc_free = DSLibUtils.StructureToPtr(this.bufferDesc);
#endregion
IntPtr pdscb;
Guid iid_dscb8;
dsErr = this.dsc8.CreateCaptureBuffer(this.pBufferDesc_free, out pdscb, IntPtr.Zero); //TestInvoke2(this.free_bufferDesc, out ppDSCBuff);
if (dsErr == DSERR.DS_OK)
{
// 获取IDirectSoundCaptureBuffer8接口实例
iid_dscb8 = new Guid(IID.IID_IDirectSoundCaptureBuffer8);
Marshal.QueryInterface(pdscb, ref iid_dscb8, out this.pdscb8);
Marshal.Release(pdscb);
this.dscb8 = Marshal.GetObjectForIUnknown(this.pdscb8) as IDirectSoundCaptureBuffer8;
}
else
{
DSLibUtils.PrintLog("CreateCaptureBuffer失败, DSERROR = {0}", dsErr);
return(false);
}
return(true);
}
private bool CreateCaptureBuffer()
{
uint error = DSERR.DS_OK;
#region 创建默认音频流格式
this.wfx = new WAVEFORMATEX()
{
nChannels = Channel,
nSamplesPerSec = SamplesPerSec,
wBitsPerSample = BitsPerSample,
nBlockAlign = BlockAlign,
nAvgBytesPerSec = BytesPerSec,
cbSize = 0,
wFormatTag = Win32API.WAVE_FORMAT_PCM
};
this.pwfx_free = PInvoke.StructureToPtr(this.wfx);
this.dsbd = new DSCBUFFERDESC()
{
dwFlags = 0,
dwSize = Marshal.SizeOf(typeof(DSCBUFFERDESC)),
dwReserved = 0,
dwFXCount = 0,
dwBufferBytes = BufferSize,
lpwfxFormat = this.pwfx_free,
lpDSCFXDesc = IntPtr.Zero
};
#endregion
IntPtr pdscb;
Guid iid_dscb8;
if ((error = this.dsc8.CreateCaptureBuffer(ref this.dsbd, out pdscb, IntPtr.Zero)) == DSERR.DS_OK)
{
// 获取IDirectSoundCaptureBuffer8接口实例
iid_dscb8 = new Guid(InterfaceID.IID_IDirectSoundCaptureBuffer8);
Marshal.QueryInterface(pdscb, ref iid_dscb8, out this.pdscb8);
Marshal.Release(pdscb);
this.dscb8 = Marshal.GetObjectForIUnknown(this.pdscb8) as IDirectSoundCaptureBuffer8;
}
else
{
logger.ErrorFormat("CreateCaptureBuffer失败, DSERROR = {0}", error);
return(false);
}
return(true);
}
