看别人的代码中,使用CvvImage类,由于是OpenCV的问题,新版本没有了CvvImage,查阅网上资料,只要自己把CvvImage.h和CvvImage.cpp加到工程中就行了。
CvvImage.h代码:
- #ifndef CVVIMAGE_CLASS_DEF
- #define CVVIMAGE_CLASS_DEF
- #include <opencv/cv.h>
- #include <opencv/highgui.h>
- /* CvvImage class definition */
- class CvvImage
- {
- public:
- CvvImage();
- virtual ~CvvImage();
- /* Create image (BGR or grayscale) */
- virtual bool Create( int width, int height, int bits_per_pixel, int image_origin = 0 );
- /* Load image from specified file */
- virtual bool Load( const char* filename, int desired_color = 1 );
- /* Load rectangle from the file */
- virtual bool LoadRect( const char* filename,
- int desired_color, CvRect r );
- #if defined WIN32 || defined _WIN32
- virtual bool LoadRect( const char* filename,
- int desired_color, RECT r )
- {
- return LoadRect( filename, desired_color,
- cvRect( r.left, r.top, r.right - r.left, r.bottom - r.top ));
- }
- #endif
- /* Save entire image to specified file. */
- virtual bool Save( const char* filename );
- /* Get copy of input image ROI */
- virtual void CopyOf( CvvImage& image, int desired_color = -1 );
- virtual void CopyOf( IplImage* img, int desired_color = -1 );
- IplImage* GetImage() { return m_img; };
- virtual void Destroy(void);
- /* width and height of ROI */
- int Width() { return !m_img ? 0 : !m_img->roi ? m_img->width : m_img->roi->width; };
- int Height() { return !m_img ? 0 : !m_img->roi ? m_img->height : m_img->roi->height;};
- int Bpp() { return m_img ? (m_img->depth & 255)*m_img->nChannels : 0; };
- virtual void Fill( int color );
- /* draw to highgui window */
- virtual void Show( const char* window );
- #if defined WIN32 || defined _WIN32
- /* draw part of image to the specified DC */
- virtual void Show( HDC dc, int x, int y, int width, int height,
- int from_x = 0, int from_y = 0 );
- /* draw the current image ROI to the specified rectangle of the destination DC */
- virtual void DrawToHDC( HDC hDCDst, RECT* pDstRect );
- #endif
- protected:
- IplImage* m_img;
- };
- typedef CvvImage CImage;
- #endif
CvvImage.cpp代码:
- #include "stdafx.h"//加到工程后这个就要添上
- #include "CvvImage.h"
- //////////////////////////////////////////////////////////////////////
- // Construction/Destruction
- //////////////////////////////////////////////////////////////////////
- CV_INLINE RECT NormalizeRect( RECT r );
- CV_INLINE RECT NormalizeRect( RECT r )
- {
- int t;
- if( r.left > r.right )
- {
- t = r.left;
- r.left = r.right;
- r.right = t;
- }
- if( r.top > r.bottom )
- {
- t = r.top;
- r.top = r.bottom;
- r.bottom = t;
- }
- return r;
- }
- CV_INLINE CvRect RectToCvRect( RECT sr );
- CV_INLINE CvRect RectToCvRect( RECT sr )
- {
- sr = NormalizeRect( sr );
- return cvRect( sr.left, sr.top, sr.right - sr.left, sr.bottom - sr.top );
- }
- CV_INLINE RECT CvRectToRect( CvRect sr );
- CV_INLINE RECT CvRectToRect( CvRect sr )
- {
- RECT dr;
- dr.left = sr.x;
- dr.top = sr.y;
- dr.right = sr.x + sr.width;
- dr.bottom = sr.y + sr.height;
- return dr;
- }
- CV_INLINE IplROI RectToROI( RECT r );
- CV_INLINE IplROI RectToROI( RECT r )
- {
- IplROI roi;
- r = NormalizeRect( r );
- roi.xOffset = r.left;
- roi.yOffset = r.top;
- roi.width = r.right - r.left;
- roi.height = r.bottom - r.top;
- roi.coi = 0;
- return roi;
- }
- void FillBitmapInfo( BITMAPINFO* bmi, int width, int height, int bpp, int origin )
- {
- assert( bmi && width >= 0 && height >= 0 && (bpp == 8 || bpp == 24 || bpp == 32));
- BITMAPINFOHEADER* bmih = &(bmi->bmiHeader);
- memset( bmih, 0, sizeof(*bmih));
- bmih->biSize = sizeof(BITMAPINFOHEADER);
- bmih->biWidth = width;
- bmih->biHeight = origin ? abs(height) : -abs(height);
- bmih->biPlanes = 1;
- bmih->biBitCount = (unsigned short)bpp;
- bmih->biCompression = BI_RGB;
- if( bpp == 8 )
- {
- RGBQUAD* palette = bmi->bmiColors;
- int i;
- for( i = 0; i < 256; i++ )
- {
- palette[i].rgbBlue = palette[i].rgbGreen = palette[i].rgbRed = (BYTE)i;
- palette[i].rgbReserved = 0;
- }
- }
- }
- CvvImage::CvvImage()
- {
- m_img = 0;
- }
- void CvvImage::Destroy()
- {
- cvReleaseImage( &m_img );
- }
- CvvImage::~CvvImage()
- {
- Destroy();
- }
- bool CvvImage::Create( int w, int h, int bpp, int origin )
- {
- const unsigned max_img_size = 10000;
- if( (bpp != 8 && bpp != 24 && bpp != 32) ||
- (unsigned)w >= max_img_size || (unsigned)h >= max_img_size ||
- (origin != IPL_ORIGIN_TL && origin != IPL_ORIGIN_BL))
- {
- assert(0); // most probably, it is a programming error
- return false;
- }
- if( !m_img || Bpp() != bpp || m_img->width != w || m_img->height != h )
- {
- if( m_img && m_img->nSize == sizeof(IplImage))
- Destroy();
- /* prepare IPL header */
- m_img = cvCreateImage( cvSize( w, h ), IPL_DEPTH_8U, bpp/8 );
- }
- if( m_img )
- m_img->origin = origin == 0 ? IPL_ORIGIN_TL : IPL_ORIGIN_BL;
- return m_img != 0;
- }
- void CvvImage::CopyOf( CvvImage& image, int desired_color )
- {
- IplImage* img = image.GetImage();
- if( img )
- {
- CopyOf( img, desired_color );
- }
- }
- #define HG_IS_IMAGE(img) \
- ((img) != 0 && ((const IplImage*)(img))->nSize == sizeof(IplImage) && \
- ((IplImage*)img)->imageData != 0)
- void CvvImage::CopyOf( IplImage* img, int desired_color )
- {
- if( HG_IS_IMAGE(img) )
- {
- int color = desired_color;
- CvSize size = cvGetSize( img );
- if( color < 0 )
- color = img->nChannels > 1;
- if( Create( size.width, size.height,
- (!color ? 1 : img->nChannels > 1 ? img->nChannels : 3)*8,
- img->origin ))
- {
- cvConvertImage( img, m_img, 0 );
- }
- }
- }
- bool CvvImage::Load( const char* filename, int desired_color )
- {
- IplImage* img = cvLoadImage( filename, desired_color );
- if( !img )
- return false;
- CopyOf( img, desired_color );
- cvReleaseImage( &img );
- return true;
- }
- bool CvvImage::LoadRect( const char* filename,
- int desired_color, CvRect r )
- {
- if( r.width < 0 || r.height < 0 ) return false;
- IplImage* img = cvLoadImage( filename, desired_color );
- if( !img )
- return false;
- if( r.width == 0 || r.height == 0 )
- {
- r.width = img->width;
- r.height = img->height;
- r.x = r.y = 0;
- }
- if( r.x > img->width || r.y > img->height ||
- r.x + r.width < 0 || r.y + r.height < 0 )
- {
- cvReleaseImage( &img );
- return false;
- }
- /* truncate r to source image */
- if( r.x < 0 )
- {
- r.width += r.x;
- r.x = 0;
- }
- if( r.y < 0 )
- {
- r.height += r.y;
- r.y = 0;
- }
- if( r.x + r.width > img->width )
- r.width = img->width - r.x;
- if( r.y + r.height > img->height )
- r.height = img->height - r.y;
- cvSetImageROI( img, r );
- CopyOf( img, desired_color );
- cvReleaseImage( &img );
- return true;
- }
- bool CvvImage::Save( const char* filename )
- {
- if( !m_img )
- return false;
- cvSaveImage( filename, m_img );
- return true;
- }
- void CvvImage::Show( const char* window )
- {
- if( m_img )
- cvShowImage( window, m_img );
- }
- void CvvImage::Show( HDC dc, int x, int y, int w, int h, int from_x, int from_y )
- {
- if( m_img && m_img->depth == IPL_DEPTH_8U )
- {
- uchar buffer[sizeof(BITMAPINFOHEADER) + 1024];
- BITMAPINFO* bmi = (BITMAPINFO*)buffer;
- int bmp_w = m_img->width, bmp_h = m_img->height;
- FillBitmapInfo( bmi, bmp_w, bmp_h, Bpp(), m_img->origin );
- from_x = MIN( MAX( from_x, 0 ), bmp_w - 1 );
- from_y = MIN( MAX( from_y, 0 ), bmp_h - 1 );
- int sw = MAX( MIN( bmp_w - from_x, w ), 0 );
- int sh = MAX( MIN( bmp_h - from_y, h ), 0 );
- SetDIBitsToDevice(
- dc, x, y, sw, sh, from_x, from_y, from_y, sh,
- m_img->imageData + from_y*m_img->widthStep,
- bmi, DIB_RGB_COLORS );
- }
- }
- void CvvImage::DrawToHDC( HDC hDCDst, RECT* pDstRect )
- {
- if( pDstRect && m_img && m_img->depth == IPL_DEPTH_8U && m_img->imageData )
- {
- uchar buffer[sizeof(BITMAPINFOHEADER) + 1024];
- BITMAPINFO* bmi = (BITMAPINFO*)buffer;
- int bmp_w = m_img->width, bmp_h = m_img->height;
- CvRect roi = cvGetImageROI( m_img );
- CvRect dst = RectToCvRect( *pDstRect );
- if( roi.width == dst.width && roi.height == dst.height )
- {
- Show( hDCDst, dst.x, dst.y, dst.width, dst.height, roi.x, roi.y );
- return;
- }
- if( roi.width > dst.width )
- {
- SetStretchBltMode(
- hDCDst, // handle to device context
- HALFTONE );
- }
- else
- {
- SetStretchBltMode(
- hDCDst, // handle to device context
- COLORONCOLOR );
- }
- FillBitmapInfo( bmi, bmp_w, bmp_h, Bpp(), m_img->origin );
- ::StretchDIBits(
- hDCDst,
- dst.x, dst.y, dst.width, dst.height,
- roi.x, roi.y, roi.width, roi.height,
- m_img->imageData, bmi, DIB_RGB_COLORS, SRCCOPY );
- }
- }
- void CvvImage::Fill( int color )
- {
- cvSet( m_img, cvScalar(color&255,(color>>8)&255,(color>>16)&255,(color>>24)&255) );
- }
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