Ejemplos de CV_IS_IMAGE_HDR en C++ (Cpp)

Ejemplo n.º 1

Archivo: window_gtk.cpp Proyecto: AlexandreFreitas/danfreve-blinkdetection

void cvImageWidgetSetImage(CvImageWidget * widget, const CvArr *arr){
	CvMat * mat, stub;
	int origin=0;

	//printf("cvImageWidgetSetImage\n");

	if( CV_IS_IMAGE_HDR( arr ))
		origin = ((IplImage*)arr)->origin;

	mat = cvGetMat(arr, &stub);

	if(widget->original_image && !CV_ARE_SIZES_EQ(mat, widget->original_image)){
		cvReleaseMat( &widget->original_image );
	}
	if(!widget->original_image){
		widget->original_image = cvCreateMat( mat->rows, mat->cols, CV_8UC3 );
		gtk_widget_queue_resize( GTK_WIDGET( widget ) );
	}
	cvConvertImage( mat, widget->original_image,
			                (origin != 0 ? CV_CVTIMG_FLIP : 0) + CV_CVTIMG_SWAP_RB );
	if(widget->scaled_image){
		cvResize( widget->original_image, widget->scaled_image, CV_INTER_AREA );
	}

	// window does not refresh without this
	gtk_widget_queue_draw( GTK_WIDGET(widget) );
}

Ejemplo n.º 2

Archivo: window_carbon.cpp Proyecto: ElenaGvozdeva/opencv

CV_IMPL void cvShowImage( const char* name, const CvArr* arr)
{
    CV_FUNCNAME( "cvShowImage" );

    __BEGIN__;

    CvWindow* window;
    int origin = 0;
    int resize = 0;
    CvMat stub, *image;

    if( !name )
        CV_ERROR( CV_StsNullPtr, "NULL name" );

    window = icvFindWindowByName(name);
    if(!window)
    {
        cvNamedWindow(name, 1);
        window = icvFindWindowByName(name);
    }

    if( !window || !arr )
        EXIT; // keep silence here.

    if( CV_IS_IMAGE_HDR( arr ))
        origin = ((IplImage*)arr)->origin;

    CV_CALL( image = cvGetMat( arr, &stub ));

    /*
     if( !window->image )
     cvResizeWindow( name, image->cols, image->rows );
     */

    if( window->image &&
        !CV_ARE_SIZES_EQ(window->image, image) ) {
        if ( ! (window->flags & CV_WINDOW_AUTOSIZE) )//FD
            resize = 1;
        cvReleaseMat( &window->image );
    }

    if( !window->image ) {
        resize = 1;//FD
        window->image = cvCreateMat( image->rows, image->cols, CV_8UC3 );
    }

    cvConvertImage( image, window->image, (origin != 0 ? CV_CVTIMG_FLIP : 0) + CV_CVTIMG_SWAP_RB );
    icvPutImage( window );
    if ( resize )//FD
        icvUpdateWindowSize( window );

    __END__;
}

Ejemplo n.º 3

Archivo: window_w32.cpp Proyecto: SCS-B3C/OpenCV2-2

CV_IMPL void
cvShowImage( const char* name, const CvArr* arr )
{
    CV_FUNCNAME( "cvShowImage" );

    __BEGIN__;

    CvWindow* window;
    SIZE size = { 0, 0 };
    int channels = 0;
    void* dst_ptr = 0;
    const int channels0 = 3;
    int origin = 0;
    CvMat stub, dst, *image;
    bool changed_size = false; // philipg

    if( !name )
        CV_ERROR( CV_StsNullPtr, "NULL name" );

    window = icvFindWindowByName(name);
	if(!window)
	{
		cvNamedWindow(name, 1);
		window = icvFindWindowByName(name);
	}

    if( !window || !arr )
        EXIT; // keep silence here.

    if( CV_IS_IMAGE_HDR( arr ))
        origin = ((IplImage*)arr)->origin;

    CV_CALL( image = cvGetMat( arr, &stub ));

    if (window->image)
        // if there is something wrong with these system calls, we cannot display image...
        if (icvGetBitmapData( window, &size, &channels, &dst_ptr ))
            return;

    if( size.cx != image->width || size.cy != image->height || channels != channels0 )
    {
        changed_size = true;

        uchar buffer[sizeof(BITMAPINFO) + 255*sizeof(RGBQUAD)];
        BITMAPINFO* binfo = (BITMAPINFO*)buffer;

        DeleteObject( SelectObject( window->dc, window->image ));
        window->image = 0;

        size.cx = image->width;
        size.cy = image->height;
        channels = channels0;

        FillBitmapInfo( binfo, size.cx, size.cy, channels*8, 1 );

        window->image = SelectObject( window->dc, CreateDIBSection(window->dc, binfo,
                                      DIB_RGB_COLORS, &dst_ptr, 0, 0));
    }

    cvInitMatHeader( &dst, size.cy, size.cx, CV_8UC3,
                     dst_ptr, (size.cx * channels + 3) & -4 );
    cvConvertImage( image, &dst, origin == 0 ? CV_CVTIMG_FLIP : 0 );

    // ony resize window if needed
    if (changed_size)
        icvUpdateWindowPos(window);
    InvalidateRect(window->hwnd, 0, 0);
    // philipg: this is not needed and just slows things down
//    UpdateWindow(window->hwnd);

    __END__;
}

Ejemplo n.º 4

Archivo: window_winrt.cpp Proyecto: FanChao90/opencv

CV_IMPL void cvShowImage( const char* name, const CvArr* arr )
{
    CV_FUNCNAME( "cvShowImage" );

    __BEGIN__;

    CvWindow* window;
    SIZE size = { 0, 0 };
    int channels = 0;
    void* dst_ptr = 0;
    const int channels_def = 3;
    int origin = 0;
    CvMat stub, dst, *image;
    bool changed_size = false;

    if( !name )
        CV_ERROR( CV_StsNullPtr, "NULL name" );

    window = icvFindWindowByName(name);
    if(!window)
    {
        cvNamedWindow(name, CV_WINDOW_AUTOSIZE);
        window = icvFindWindowByName(name);
    }

    if( !window || !arr )
        EXIT;

    if( CV_IS_IMAGE_HDR( arr ))
        origin = ((IplImage*)arr)->origin;

    CV_CALL( image = cvGetMat( arr, &stub ));

#ifdef HAVE_OPENGL
    if (window->useGl)
    {
        cv::imshow(name, cv::cvarrToMat(image));
        return;
    }
#endif

    if (window->image)
    {
        //TODO: validate image
    }

    if (size.cx != image->width || size.cy != image->height || channels != channels_def)
    {
        changed_size = true;

        //TODO: handle image resize
    }

    cvInitMatHeader( &dst, size.cy, size.cx, CV_8UC3,
                     dst_ptr, (size.cx * channels + 3) & -4 );
    cvConvertImage( image, &dst, origin == 0 ? CV_CVTIMG_FLIP : 0 );

    if (changed_size)
        //TODO: handle consequent image resize

    __END__;
}