1、 LoadRect( const char* filename,int desired_color, CvRect r );#if defined WIN32 | defined _WIN32int desired_color, RECT r )return LoadRect( filename, desired_color,cvRect( r.left, r.top, r.right - r.left, r.bottom - r.top );#endif Save( const char* filename );virtual void CopyOf( CvvImage& image, in
2、t desired_color = -1 ); CopyOf( IplImage* img, int desired_color = -1 );IplImage* GetImage() return m_img; ; Destroy(void);int Width() return !m_img ? 0 : !m_img-roi ? m_img-width :roi-width;int Height() return !height :height;int Bpp() return m_img ? (m_img-depth & 255)*m_img-nChannels : 0; Fill( i
3、nt color ); Show( const char* window ); Show( HDC dc, int x, int y, int width, int height,int from_x = 0, int from_y = 0 ); DrawToHDC( HDC hDCDst, RECT* pDstRect );protected:IplImage* m_img;typedef CvvImage CImage;/- CvvImage.cppStdAfx.h/ Construction/DestructionCV_INLINE RECT NormalizeRect( RECT r
4、);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.l
5、eft, 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 RectToRO
6、I( 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 (bpp = 8 | bpp =
7、24 | bpp = 32);BITMAPINFOHEADER* bmih = &(bmi-bmiHeader);memset( bmih, 0, sizeof(*bmih);bmih-biSize = sizeof(BITMAPINFOHEADER);biWidth = width;biHeight = origin ? abs(height) : -abs(height);biPlanes = 1;biBitCount = (unsigned short)bpp;biCompression = BI_RGB;if( bpp = 8 )RGBQUAD* palette = bmi-bmiCo
8、lors;int i;for( i = 0; i = max_img_size | (unsigned)h = max_img_size |(origin != IPL_ORIGIN_TL & origin != IPL_ORIGIN_BL)assert(0); / most probably, it is a programming errorreturn false;if( !m_img | Bpp() != bpp | m_img-width != w | m_img-height != h )if( m_img &nSize = sizeof(IplImage)m_img = cvCr
9、eateImage( cvSize( w, h ), IPL_DEPTH_8U, bpp/8 );if( m_img )origin = origin = 0 ? IPL_ORIGIN_TL : IPL_ORIGIN_BL;return m_img != 0;CopyOf( CvvImage& image, int desired_color )IplImage* img = image.GetImage();if( img )CopyOf( img, desired_color );#define HG_IS_IMAGE(img) (img) ! (const IplImage*)(img)
10、-nSize = sizeof(IplImage) &(IplImage*)img)-imageData != 0)CopyOf( IplImage* img, int desired_color )if( HG_IS_IMAGE(img) )int color = desired_color;CvSize size = cvGetSize( img );if( color nChannels 1;if( Create( size.width, size.height,(!color ? 1 : img- 1 ? 3)*8,img-origin )cvConvertImage( img, m_
11、img, 0 );Load( const char* filename, int desired_color )IplImage* img = cvLoadImage( filename, desired_color );img )img );return true;LoadRect( const char* filename, int desired_color, CvRect r )if( r.width 0 | r.height r.height = img-r.x = r.y = 0;if( r.x width | r.y height |r.x + r.width 0 | r.y +
12、 r.height if( r.x r.width += r.x;r.x = 0;if( r.y width )width - r.x;if( r.y + r.height height )height - r.y;cvSetImageROI( img, r );Save( const char* filename )m_img )cvSaveImage( filename, m_img );Show( const char* window )cvShowImage( window, m_img );Show( HDC dc, int x, int y, int w, int h, int f
13、rom_x, int from_y )depth = IPL_DEPTH_8U )uchar buffersizeof(BITMAPINFOHEADER) + 1024;BITMAPINFO* bmi = (BITMAPINFO*)buffer;int bmp_w = m_img-width, bmp_h = m_img-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
14、 - 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,imageData + from_y*m_img-widthStep,bmi, DIB_RGB_COLORS );DrawToHDC( HDC hDCDst, RECT* pDstRect )if( pDstRect & m_img &depth = IPL_DEPTH_8U &im
15、ageData )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 contextHALFTONE );elseCOLORONCOLOR );StretchDIBits(hDCDst,dst.x, dst.y, dst.width, dst.height,roi.x, roi.y, roi.width, roi.height,imageData, bmi, DIB_RGB_COLORS, SRCCOPY );Fill( int color )cvSet( m_img, cvScalar(color&255,(color8)&16)&24)&255) );
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