C++ (Cpp) Copy_CVImage_To_Grid Exemples

Exemple #1

Fichier : opencv_fourier.cpp Projet : Fooway/SAGA-GIS-git-mirror

//---------------------------------------------------------
bool COpenCV_FFT::On_Execute(void)
{
	CSG_Grid	*pInput, *pReal, *pImag;

	pInput		= Parameters("INPUT")	->asGrid();
	pReal		= Parameters("REAL")	->asGrid();
	pImag		= Parameters("IMAG")	->asGrid();

	//-----------------------------------------------------
	IplImage	*cv_pInput	= Get_CVImage(pInput, SG_DATATYPE_Float);
	IplImage	*cv_pReal	= NULL;// Get_CVImage(Get_NX(), Get_NY(), SG_DATATYPE_Float);
	IplImage	*cv_pImag	= NULL;// Get_CVImage(Get_NX(), Get_NY(), SG_DATATYPE_Float);

	//-----------------------------------------------------
	DFT(cv_pInput, &cv_pReal, &cv_pImag);

	//-----------------------------------------------------
	Copy_CVImage_To_Grid(pReal, cv_pReal, false);
	Copy_CVImage_To_Grid(pImag, cv_pImag, false);

    cvReleaseImage(&cv_pInput);
    cvReleaseImage(&cv_pReal);
    cvReleaseImage(&cv_pImag);

	pReal->Set_Name(CSG_String::Format(SG_T("%s [DFT, %s]"), pInput->Get_Name(), _TL("Real")));
	pImag->Set_Name(CSG_String::Format(SG_T("%s [DFT, %s]"), pInput->Get_Name(), _TL("Imaginary")));

	return( true );
}

Exemple #2

//---------------------------------------------------------
bool COpenCV_Morphology::On_Execute(void)
{
	int			Type, Shape, Radius, Iterations;
	CSG_Grid	*pInput, *pOutput;

	pInput		= Parameters("INPUT")		->asGrid();
	pOutput		= Parameters("OUTPUT")		->asGrid();
	Type		= Parameters("TYPE")		->asInt();
	Shape		= Parameters("SHAPE")		->asInt();
	Radius		= Parameters("RADIUS")		->asInt();
	Iterations	= Parameters("ITERATIONS")	->asInt();

	//-----------------------------------------------------
	switch( Shape )
	{
	default:
	case 0:	Shape	= CV_SHAPE_ELLIPSE;	break;
	case 1:	Shape	= CV_SHAPE_RECT;	break;
	case 2:	Shape	= CV_SHAPE_CROSS;	break;
	}

	//-----------------------------------------------------
	IplImage	*cv_pInput	= Get_CVImage(pInput);
	IplImage	*cv_pOutput	= Get_CVImage(Get_NX(), Get_NY(), pInput->Get_Type());
	IplImage	*cv_pTmp	= NULL;

	//-----------------------------------------------------
	IplConvKernel	*cv_pElement	= cvCreateStructuringElementEx(Radius * 2 + 1, Radius * 2 + 1, Radius, Radius, Shape, 0);

	switch( Type )
	{
	case 0:	// dilation
		cvDilate		(cv_pInput, cv_pOutput, cv_pElement, Iterations);
		break;

	case 1:	// erosion
		cvErode			(cv_pInput, cv_pOutput, cv_pElement, Iterations);
		break;

	case 2:	// opening
		cvMorphologyEx	(cv_pInput, cv_pOutput, cv_pTmp,
			cv_pElement, CV_MOP_OPEN    , Iterations
		);
		break;

	case 3:	// closing
		cvMorphologyEx	(cv_pInput, cv_pOutput, cv_pTmp,
			cv_pElement, CV_MOP_CLOSE   , Iterations
		);
		break;

	case 4:	// morpological gradient
		cvMorphologyEx	(cv_pInput, cv_pOutput, cv_pTmp	= Get_CVImage(Get_NX(), Get_NY(), pInput->Get_Type()),
			cv_pElement, CV_MOP_GRADIENT, Iterations
		);
		break;

	case 5:	// top hat
		cvMorphologyEx	(cv_pInput, cv_pOutput, cv_pTmp	= Get_CVImage(Get_NX(), Get_NY(), pInput->Get_Type()),
			cv_pElement, CV_MOP_TOPHAT  , Iterations
		);
		break;

	case 6:	// black hat
		cvMorphologyEx	(cv_pInput, cv_pOutput, cv_pTmp	= Get_CVImage(Get_NX(), Get_NY(), pInput->Get_Type()),
			cv_pElement, CV_MOP_BLACKHAT, Iterations
		);
		break;
	}

	cvReleaseStructuringElement(&cv_pElement);

	//-----------------------------------------------------
	Copy_CVImage_To_Grid(pOutput, cv_pOutput);

    cvReleaseImage(&cv_pInput);
    cvReleaseImage(&cv_pOutput);

	if( cv_pTmp )
	{
		cvReleaseImage(&cv_pTmp);
	}

	pOutput->Set_Name(CSG_String::Format(SG_T("%s [%s]"), pInput->Get_Name(), Get_Name().c_str()));

	return( true );
}