bool videoInputCamera::setVideoSettingValue(long prop, long value, long flag){

	IAMVideoProcAmp *lpAMVideoProcAmp = NULL;
	HRESULT hr = pInputFilter->QueryInterface(IID_IAMVideoProcAmp, (void**)&lpAMVideoProcAmp);
	if (FAILED(hr)) return false;

	hr = lpAMVideoProcAmp->Set(prop, value, flag);
	lpAMVideoProcAmp->Release();

	if (FAILED(hr)) return false;
	else return true;
}
Exemple #2
0
int CaptureClass::setProperty(int aProperty, float aValue, int aAuto)
{
	HRESULT hr;
	IAMVideoProcAmp *procAmp = NULL;
	IAMCameraControl *control = NULL;

	int prop = escapiPropToMFProp(aProperty);

	if (aProperty < CAPTURE_PAN)
	{
		hr = mSource->QueryInterface(IID_PPV_ARGS(&procAmp));
		if (SUCCEEDED(hr))
		{
			long min, max, step, def, caps;
			hr = procAmp->GetRange(prop, &min, &max, &step, &def, &caps);

			if (SUCCEEDED(hr))
			{
				LONG val = (long)floor(min + (max - min) * aValue);
				if (aAuto)
					val = def;
				hr = procAmp->Set(prop, val, aAuto ? VideoProcAmp_Flags_Auto : VideoProcAmp_Flags_Manual);
			}
			procAmp->Release();
			return !!SUCCEEDED(hr);
		}
	}
	else
	{
		hr = mSource->QueryInterface(IID_PPV_ARGS(&control));
		if (SUCCEEDED(hr))
		{
			long min, max, step, def, caps;
			hr = control->GetRange(prop, &min, &max, &step, &def, &caps);

			if (SUCCEEDED(hr))
			{
				LONG val = (long)floor(min + (max - min) * aValue);
				if (aAuto)
					val = def;
				hr = control->Set(prop, val, aAuto ? VideoProcAmp_Flags_Auto : VideoProcAmp_Flags_Manual);
			}
			control->Release();
			return !!SUCCEEDED(hr);
		}
	}

	return 1;
}
  //----------------------------------------------------------------------------
  void MediaFoundationVideoDevice::SetParameters(CaptureDeviceParameters newParameters)
  {
    if(!this->IsSetup)
    {
      LOG_ERROR("MediaFoundationVideoDevice::SetParameters failed: device is not set up");
      return;
    }
    if(this->Source==NULL)
    {
      LOG_ERROR("MediaFoundationVideoDevice::SetParameters failed: invalid source");
      return;
    }

    IAMVideoProcAmp *pProcAmp = NULL;
    HRESULT hr = this->Source->QueryInterface(IID_PPV_ARGS(&pProcAmp));
    if (SUCCEEDED(hr))
    {
      for(unsigned int i = 0; i < CaptureDeviceParameters::NUMBER_OF_VIDEO_PROC_PARAMETERS; i++)
      {
        if(this->PreviousParameters.VideoProcParameters[i].CurrentValue != newParameters.VideoProcParameters[i].CurrentValue || this->PreviousParameters.VideoProcParameters[i].Flag != newParameters.VideoProcParameters[i].Flag)
        {
          hr = pProcAmp->Set(VideoProcAmp_Brightness + i, newParameters.VideoProcParameters[i].CurrentValue, newParameters.VideoProcParameters[i].Flag);
        }
      }
      pProcAmp->Release();
    }

    IAMCameraControl *pProcControl = NULL;
    hr = this->Source->QueryInterface(IID_PPV_ARGS(&pProcControl));
    if (SUCCEEDED(hr))
    {
      for(unsigned int i = 0; i < CaptureDeviceParameters::NUMBER_OF_CAMERA_CONTROL_PARAMETERS; i++)
      {
        if(this->PreviousParameters.CameraControlParameters[i].CurrentValue != newParameters.CameraControlParameters[i].CurrentValue || this->PreviousParameters.CameraControlParameters[i].Flag != newParameters.CameraControlParameters[i].Flag)
        {
          hr = pProcControl->Set(CameraControl_Pan+i, newParameters.CameraControlParameters[i].CurrentValue, newParameters.CameraControlParameters[i].Flag);          
        }
      }
      pProcControl->Release();
    }

    this->PreviousParameters = newParameters;
  }
Exemple #4
0
bool CaptureDShow::setImageControls(IBaseFilter *filter,
                               const QVariantMap &imageControls) const
{
    if (!filter)
        return false;

    IAMVideoProcAmp *pProcAmp = NULL;

    if (SUCCEEDED(filter->QueryInterface(IID_IAMVideoProcAmp,
                                         reinterpret_cast<void **>(&pProcAmp)))) {
        for (const VideoProcAmpProperty &property: vpapToStr->keys()) {
            QString propertyStr = vpapToStr->value(property);

            if (imageControls.contains(propertyStr))
                pProcAmp->Set(property,
                              imageControls[propertyStr].toInt(),
                              VideoProcAmp_Flags_Manual);
        }

        pProcAmp->Release();
    }

    return true;
}
Exemple #5
0
int	main()
{
	// for playing
	IGraphBuilder *pGraphBuilder;
	ICaptureGraphBuilder2 *pCaptureGraphBuilder2;
	IMediaControl *pMediaControl;
	IBaseFilter *pDeviceFilter = NULL;

	// to select a video input device
	ICreateDevEnum *pCreateDevEnum = NULL;
	IEnumMoniker *pEnumMoniker = NULL;
	IMoniker *pMoniker = NULL;
	ULONG nFetched = 0;

	// initialize COM
	CoInitialize(NULL);

	//
	// selecting a device
	//

	// Create CreateDevEnum to list device
	CoCreateInstance(CLSID_SystemDeviceEnum, NULL, CLSCTX_INPROC_SERVER, 
		IID_ICreateDevEnum, (PVOID *)&pCreateDevEnum);

	// Create EnumMoniker to list VideoInputDevice 
	pCreateDevEnum->CreateClassEnumerator(CLSID_VideoInputDeviceCategory,
		&pEnumMoniker, 0);
	if (pEnumMoniker == NULL) {
		// this will be shown if there is no capture device
		printf("no device\n");
		return 0;
	}

	// reset EnumMoniker
	pEnumMoniker->Reset();

	// get each Moniker
	while (pEnumMoniker->Next(1, &pMoniker, &nFetched) == S_OK)
	{
		IPropertyBag *pPropertyBag;
		TCHAR devname[256];

		// bind to IPropertyBag
		pMoniker->BindToStorage(0, 0, IID_IPropertyBag,
			(void **)&pPropertyBag);

		VARIANT var;

		// get FriendlyName
		var.vt = VT_BSTR;
		pPropertyBag->Read(L"FriendlyName", &var, 0);
		WideCharToMultiByte(CP_ACP, 0,
			var.bstrVal, -1, devname, sizeof(devname), 0, 0);
		VariantClear(&var);

		printf("%s\r\n", devname);
		printf("  select this device ? [y] or [n]\r\n");
		int ch = getchar();

		// you can start playing by 'y' + return key
		// if you press the other key, it will not be played.
		if (ch == 'y')
		{
			// Bind Monkier to Filter
			pMoniker->BindToObject(0, 0, IID_IBaseFilter,
				(void**)&pDeviceFilter );
		}
		else
		{
			getchar();
		}

		// release
		pMoniker->Release();
		pPropertyBag->Release();

		if (pDeviceFilter != NULL)
		{
			// go out of loop if getchar() returns 'y'
			break;
		}
	}

	if (pDeviceFilter != NULL) {
		//
		// PLAY
		//

		// create FilterGraph
		CoCreateInstance(CLSID_FilterGraph,
			NULL,
			CLSCTX_INPROC,
			IID_IGraphBuilder,
			(LPVOID *)&pGraphBuilder);

		// create CaptureGraphBuilder2
		CoCreateInstance(CLSID_CaptureGraphBuilder2, NULL, CLSCTX_INPROC, 
			IID_ICaptureGraphBuilder2, 
			(LPVOID *)&pCaptureGraphBuilder2);

		//============================================================
		//===========  MY CODE  ======================================
		//=============================================================
		HRESULT hr = CoInitialize(0);
		IAMStreamConfig *pConfig = NULL;
		hr = pCaptureGraphBuilder2->FindInterface(&PIN_CATEGORY_CAPTURE, 0, pDeviceFilter, IID_IAMStreamConfig, (void**)&pConfig);

		int iCount = 0, iSize = 0;
		hr = pConfig->GetNumberOfCapabilities(&iCount, &iSize);

		// Check the size to make sure we pass in the correct structure.
		if (iSize == sizeof(VIDEO_STREAM_CONFIG_CAPS))
		{
			// Use the video capabilities structure.

			for (int iFormat = 0; iFormat < iCount; iFormat++)
			{
				VIDEO_STREAM_CONFIG_CAPS scc;
				AM_MEDIA_TYPE *pmtConfig;
				hr = pConfig->GetStreamCaps(iFormat, &pmtConfig, (BYTE*)&scc);
				if (SUCCEEDED(hr))
				{
					/* Examine the format, and possibly use it. */
					if ((pmtConfig->majortype == MEDIATYPE_Video) &&
						(pmtConfig->subtype == MEDIASUBTYPE_RGB24) &&
						(pmtConfig->formattype == FORMAT_VideoInfo) &&
						(pmtConfig->cbFormat >= sizeof (VIDEOINFOHEADER)) &&
						(pmtConfig->pbFormat != NULL))
					{
						VIDEOINFOHEADER *pVih = (VIDEOINFOHEADER*)pmtConfig->pbFormat;
						// pVih contains the detailed format information.
						LONG lWidth = pVih->bmiHeader.biWidth;
						LONG lHeight = pVih->bmiHeader.biHeight;
						if( lWidth == 1280 )
							//					if (iFormat == 26)
						{ //2 = '1280x720YUV' YUV, 22 = '1280x800YUV', 26 = '1280x720RGB'
							hr = pConfig->SetFormat(pmtConfig);
						}
					}
					// Delete the media type when you are done.
					DeleteMediaType(pmtConfig);
				}
			}
		}


		// Query the capture filter for the IAMCameraControl interface.
		IAMCameraControl *pCameraControl = 0;
		hr = pDeviceFilter->QueryInterface(IID_IAMCameraControl, (void**)&pCameraControl);
		if (FAILED(hr))
		{
			// The device does not support IAMCameraControl
		}
		else
		{
			long Min, Max, Step, Default, Flags, Val;

			// Get the range and default values 
			hr = pCameraControl->GetRange(CameraControl_Exposure, &Min, &Max, &Step, &Default, &Flags);
			hr = pCameraControl->GetRange(CameraControl_Focus, &Min, &Max, &Step, &Default, &Flags);
			if (SUCCEEDED(hr))
			{
				hr = pCameraControl->Set(CameraControl_Exposure, -11, CameraControl_Flags_Manual ); // Min = -11, Max = 1, Step = 1
				hr = pCameraControl->Set(CameraControl_Focus, 12, CameraControl_Flags_Manual );
			}
		}


		// Query the capture filter for the IAMVideoProcAmp interface.
		IAMVideoProcAmp *pProcAmp = 0;
		hr = pDeviceFilter->QueryInterface(IID_IAMVideoProcAmp, (void**)&pProcAmp);
		if (FAILED(hr))
		{
			// The device does not support IAMVideoProcAmp
		}
		else
		{
			long Min, Max, Step, Default, Flags, Val;

			// Get the range and default values 
			hr = pProcAmp->GetRange(VideoProcAmp_Brightness, &Min, &Max, &Step, &Default, &Flags);
			hr = pProcAmp->GetRange(VideoProcAmp_BacklightCompensation, &Min, &Max, &Step, &Default, &Flags);
			hr = pProcAmp->GetRange(VideoProcAmp_Contrast, &Min, &Max, &Step, &Default, &Flags);
			hr = pProcAmp->GetRange(VideoProcAmp_Saturation, &Min, &Max, &Step, &Default, &Flags);
			hr = pProcAmp->GetRange(VideoProcAmp_Sharpness, &Min, &Max, &Step, &Default, &Flags);
			hr = pProcAmp->GetRange(VideoProcAmp_WhiteBalance, &Min, &Max, &Step, &Default, &Flags);
			if (SUCCEEDED(hr))
			{
				hr = pProcAmp->Set(VideoProcAmp_Brightness, 142, VideoProcAmp_Flags_Manual);
				hr = pProcAmp->Set(VideoProcAmp_BacklightCompensation, 0, VideoProcAmp_Flags_Manual);
				hr = pProcAmp->Set(VideoProcAmp_Contrast, 4, VideoProcAmp_Flags_Manual);
				hr = pProcAmp->Set(VideoProcAmp_Saturation, 100, VideoProcAmp_Flags_Manual);
				hr = pProcAmp->Set(VideoProcAmp_Sharpness, 0, VideoProcAmp_Flags_Manual);
				hr = pProcAmp->Set(VideoProcAmp_WhiteBalance, 2800, VideoProcAmp_Flags_Manual);
			}
		}


		//============================================================
		//=========== END MY CODE  ======================================
		//=============================================================

		hr = S_OK;
		CTransformer* trans = new CTransformer( "Dif trans", 0, CLSID_DIFFilter, &hr );
		IBaseFilter * ttt = 0;
		trans->QueryInterface(IID_IBaseFilter, (LPVOID *)&ttt);
		// set FilterGraph
		hr = pCaptureGraphBuilder2->SetFiltergraph(pGraphBuilder);

		// get MediaControl interface
		hr = pGraphBuilder->QueryInterface(IID_IMediaControl,
			(LPVOID *)&pMediaControl);

		// add device filter to FilterGraph
		hr = pGraphBuilder->AddFilter(ttt, L"Dif trans");
		hr = pGraphBuilder->AddFilter(pDeviceFilter, L"Device Filter");

		// create Graph
		hr = pCaptureGraphBuilder2->RenderStream(&PIN_CATEGORY_CAPTURE,
			NULL, pDeviceFilter, NULL, NULL);

		// start playing
		hr = pMediaControl->Run();

		// to block execution
		// without this messagebox, the graph will be stopped immediately
		MessageBox(NULL,
			"Block Execution",
			"Block",
			MB_OK);

		// release
		pMediaControl->Release();
		pCaptureGraphBuilder2->Release();
		pGraphBuilder->Release();
	}

	// release
	pEnumMoniker->Release();
	pCreateDevEnum->Release();

	// finalize COM
	CoUninitialize();

	return 0;
}
// use cameraID 1 for first and so on
HRESULT VideoTexture::init(int cameraID)
{
	if (cameraID <= 0) return S_FALSE;

	glEnable(GL_TEXTURE_2D);

	// Texture -> This will be put into the camera module	
	glGenTextures(1, textures);					// Create The Texture
	// Typical Texture Generation Using Data From The Bitmap
	for (int i = 0; i < 1; i++)
	{
		//glActiveTexture(GL_TEXTURE0 + i);
		glBindTexture(GL_TEXTURE_2D, textures[i]);
		// Generate The Texture (640x480... make changeable!)
		//glTexImage2D(GL_TEXTURE_2D, 0, 3, 640, 480, 0, GL_RGB, GL_UNSIGNED_BYTE, ...THe data111!!!);
		glTexParameteri(GL_TEXTURE_2D,GL_TEXTURE_MIN_FILTER,GL_LINEAR);	// Linear Filtering
		glTexParameteri(GL_TEXTURE_2D,GL_TEXTURE_MAG_FILTER,GL_LINEAR);	// Linear Filtering
		// Enable Texture Mapping
		glTexImage2D(GL_TEXTURE_2D, 0, 3, TEXTURE_WIDTH, TEXTURE_HEIGHT, 0, GL_RGB, GL_UNSIGNED_BYTE, NULL);
	}

	// Video stuff:
	// Create captue graph builder:
	HRESULT hr = InitCaptureGraphBuilder(&pGraph, &pBuild);
	if (FAILED(hr)) return hr;
	IEnumMoniker *enumerator;
	hr = EnumerateDevices(CLSID_VideoInputDeviceCategory, &enumerator);
	//DisplayDeviceInformation(enumerator);
	// Take the first camera:
	IMoniker *pMoniker = NULL;
	for (int i = 0; i < cameraID; i++)
	{
		enumerator->Next(1, &pMoniker, NULL);
	}
	IBaseFilter *pCap = NULL;
	hr = pMoniker->BindToObject(0, 0, IID_IBaseFilter, (void**)&pCap);
	if (SUCCEEDED(hr))
	{
		hr = pGraph->AddFilter(pCap, L"Capture Filter");
		if (FAILED(hr)) return hr;
	}
	else return hr;

	// Create the Sample Grabber which we will use
	// To take each frame for texture generation
	hr = CoCreateInstance(CLSID_SampleGrabber, NULL, CLSCTX_INPROC_SERVER,
							IID_ISampleGrabber, (void **)&pGrabber);
	if (FAILED(hr)) return hr;
	hr = pGrabber->QueryInterface(IID_IBaseFilter, (void **)&pGrabberBase);
		// We have to set the 24-bit RGB desire here
	// So that the proper conversion filters
	// Are added automatically.
	AM_MEDIA_TYPE desiredType;
	memset(&desiredType, 0, sizeof(desiredType));
	desiredType.majortype = MEDIATYPE_Video;
	desiredType.subtype = MEDIASUBTYPE_RGB24;
	desiredType.formattype = FORMAT_VideoInfo;
	pGrabber->SetMediaType(&desiredType);
	pGrabber->SetBufferSamples(TRUE);
	// add to Graph
	pGraph->AddFilter(pGrabberBase, L"Grabber");

    /* Null render filter */
    hr = CoCreateInstance(CLSID_NullRenderer, NULL, CLSCTX_INPROC_SERVER, IID_IBaseFilter, (void**)&pNullRender);
    if(FAILED(hr)) return hr;
	pGraph->AddFilter(pNullRender, L"Render");

	// Connect the graph
    hr = ConnectFilters(pGraph, pCap, pGrabberBase); 
    if(FAILED(hr)) return hr;
	hr = ConnectFilters(pGraph, pGrabberBase, pNullRender);

	// Set output format of capture:
	IAMStreamConfig *pConfig = NULL;
    hr = pBuild->FindInterface(
                &PIN_CATEGORY_CAPTURE, // Capture pin.
                0,    // Any media type.
                pCap, // Pointer to the capture filter.
                IID_IAMStreamConfig, (void**)&pConfig);
	if (FAILED(hr)) return hr;
	AM_MEDIA_TYPE *pmtConfig;
	hr = pConfig->GetFormat(&pmtConfig);
	if (FAILED(hr)) return hr;
		
	// Try and find a good video format
    int iCount = 0, iSize = 0;
    hr = pConfig->GetNumberOfCapabilities(&iCount, &iSize);               
    // Check the size to make sure we pass in the correct structure.
    if (iSize == sizeof(VIDEO_STREAM_CONFIG_CAPS))
    {
		// Use the video capabilities structure.               
        for (int iFormat = 0; iFormat < iCount; iFormat++)
        {
			VIDEO_STREAM_CONFIG_CAPS scc;
			AM_MEDIA_TYPE *pmtConfig;
			hr = pConfig->GetStreamCaps(iFormat, &pmtConfig, (BYTE*)&scc);
			if (SUCCEEDED(hr))
			{
				VIDEOINFOHEADER *hdr = (VIDEOINFOHEADER *)pmtConfig->pbFormat;
				if (hdr->bmiHeader.biWidth == CAM_WIDTH &&
					hdr->bmiHeader.biHeight == CAM_HEIGHT &&
					hdr->bmiHeader.biBitCount == 24)
				{
					pConfig->SetFormat(pmtConfig);
				}
			}
		}
	}
	pConfig->Release();

	// Set camera stuff
	IAMCameraControl *pCamControl = NULL;
	hr = pCap->QueryInterface(IID_IAMCameraControl, (void **)&pCamControl);
	if (FAILED(hr)) return hr;
	// Get the range and default value. 
	long Min, Max, Step, Default, Flags;
	// For getting: long Val;
	hr = pCamControl->GetRange(CameraControl_Focus, &Min, &Max, &Step, &Default, &Flags);
	if (SUCCEEDED(hr)) pCamControl->Set(CameraControl_Focus, 0, CameraControl_Flags_Manual);
#if 0
	hr = pCamControl->GetRange(CameraControl_Exposure, &Min, &Max, &Step, &Default, &Flags);
	if (SUCCEEDED(hr)) pCamControl->Set(CameraControl_Exposure, -4, CameraControl_Flags_Manual);
#endif
	pCamControl->Release();
	IAMVideoProcAmp *pProcAmp = 0;
	hr = pCap->QueryInterface(IID_IAMVideoProcAmp, (void**)&pProcAmp);
	if (FAILED(hr)) return hr;
#if 0
	hr = pProcAmp->GetRange(VideoProcAmp_Brightness, &Min, &Max, &Step, &Default, &Flags);
	if (SUCCEEDED(hr)) pProcAmp->Set(VideoProcAmp_Brightness, 30, VideoProcAmp_Flags_Manual);
	hr = pProcAmp->GetRange(VideoProcAmp_Gain, &Min, &Max, &Step, &Default, &Flags);
	if (SUCCEEDED(hr)) pProcAmp->Set(VideoProcAmp_Gain, 30, VideoProcAmp_Flags_Manual);
	hr = pProcAmp->GetRange(VideoProcAmp_WhiteBalance, &Min, &Max, &Step, &Default, &Flags);
	if (SUCCEEDED(hr)) pProcAmp->Set(VideoProcAmp_WhiteBalance, 4500, VideoProcAmp_Flags_Manual);
	hr = pProcAmp->GetRange(VideoProcAmp_Saturation, &Min, &Max, &Step, &Default, &Flags);
	if (SUCCEEDED(hr)) pProcAmp->Set(VideoProcAmp_Saturation, 100, VideoProcAmp_Flags_Manual);		
	hr = pProcAmp->GetRange(VideoProcAmp_Contrast, &Min, &Max, &Step, &Default, &Flags);
	if (SUCCEEDED(hr)) pProcAmp->Set(VideoProcAmp_Contrast, 6, VideoProcAmp_Flags_Manual);		
#endif
	pProcAmp->Release();

	hr = pMediaControl->Run();
	return hr;
}