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ximage.h
Package: solidgraph_sources.zip [view]
Upload User: kairuinn
Upload Date: 2009-02-07
Package Size: 2922k
Code Size: 21k
Category:
Graph program
Development Platform:
Visual C++
- /*
- * File: ximage.h
- * Purpose: General Purpose Image Class
- */
- /* === C R E D I T S & D I S C L A I M E R S ==============
- * Permission is given by the author to freely redistribute and include
- * this code in any program as long as this credit is given where due.
- *
- * CxImage (c) 07/Aug/2001 Davide Pizzolato - www.xdp.it
- * CxImage version 5.99a 08/Feb/2004
- * See the file history.htm for the complete bugfix and news report.
- *
- * original CImage and CImageIterator implementation are:
- * Copyright: (c) 1995, Alejandro Aguilar Sierra <asierra(at)servidor(dot)unam(dot)mx>
- *
- * COVERED CODE IS PROVIDED UNDER THIS LICENSE ON AN "AS IS" BASIS, WITHOUT WARRANTY
- * OF ANY KIND, EITHER EXPRESSED OR IMPLIED, INCLUDING, WITHOUT LIMITATION, WARRANTIES
- * THAT THE COVERED CODE IS FREE OF DEFECTS, MERCHANTABLE, FIT FOR A PARTICULAR PURPOSE
- * OR NON-INFRINGING. THE ENTIRE RISK AS TO THE QUALITY AND PERFORMANCE OF THE COVERED
- * CODE IS WITH YOU. SHOULD ANY COVERED CODE PROVE DEFECTIVE IN ANY RESPECT, YOU (NOT
- * THE INITIAL DEVELOPER OR ANY OTHER CONTRIBUTOR) ASSUME THE COST OF ANY NECESSARY
- * SERVICING, REPAIR OR CORRECTION. THIS DISCLAIMER OF WARRANTY CONSTITUTES AN ESSENTIAL
- * PART OF THIS LICENSE. NO USE OF ANY COVERED CODE IS AUTHORIZED HEREUNDER EXCEPT UNDER
- * THIS DISCLAIMER.
- *
- * Use at your own risk!
- * ==========================================================
- */
- #if !defined(__CXIMAGE_H)
- #define __CXIMAGE_H
- #if _MSC_VER > 1000
- #pragma once
- #endif
- /////////////////////////////////////////////////////////////////////////////
- // CxImage supported features
- #define CXIMAGE_SUPPORT_ALPHA 1
- #define CXIMAGE_SUPPORT_SELECTION 1
- #define CXIMAGE_SUPPORT_TRANSFORMATION 1
- #define CXIMAGE_SUPPORT_DSP 1
- #define CXIMAGE_SUPPORT_LAYERS 1
- #define CXIMAGE_SUPPORT_DECODE 1
- #define CXIMAGE_SUPPORT_ENCODE 1 //<vho><T.Peck>
- #define CXIMAGE_SUPPORT_WINDOWS 1
- #define CXIMAGE_SUPPORT_WINCE 0 //<T.Peck>
- /////////////////////////////////////////////////////////////////////////////
- // CxImage supported formats
- #define CXIMAGE_SUPPORT_BMP 1
- #define CXIMAGE_SUPPORT_GIF 1
- #define CXIMAGE_SUPPORT_JPG 1
- #define CXIMAGE_SUPPORT_PNG 1
- #define CXIMAGE_SUPPORT_MNG 0
- #define CXIMAGE_SUPPORT_ICO 1
- #define CXIMAGE_SUPPORT_TIF 1
- #define CXIMAGE_SUPPORT_TGA 1
- #define CXIMAGE_SUPPORT_PCX 1
- #define CXIMAGE_SUPPORT_WBMP 1
- #define CXIMAGE_SUPPORT_WMF 1
- #define CXIMAGE_SUPPORT_J2K 0 // Beta, use JP2
- #define CXIMAGE_SUPPORT_JBG 0 // GPL'd see ../jbig/copying.txt & ../jbig/patents.htm
- #define CXIMAGE_SUPPORT_JP2 0
- #define CXIMAGE_SUPPORT_JPC 0
- #define CXIMAGE_SUPPORT_PGX 0
- #define CXIMAGE_SUPPORT_PNM 0
- #define CXIMAGE_SUPPORT_RAS 0
- /////////////////////////////////////////////////////////////////////////////
- #include <TCHAR.h> // For UNICODE support
- #include "xfile.h"
- #include "xiofile.h"
- #include "xmemfile.h"
- #include "ximadefs.h" //<vho> adjust some #define
- /////////////////////////////////////////////////////////////////////////////
- // CxImage formats enumerator
- enum ENUM_CXIMAGE_FORMATS{
- CXIMAGE_FORMAT_UNKNOWN,
- #if CXIMAGE_SUPPORT_BMP
- CXIMAGE_FORMAT_BMP,
- #endif
- #if CXIMAGE_SUPPORT_GIF
- CXIMAGE_FORMAT_GIF,
- #endif
- #if CXIMAGE_SUPPORT_JPG
- CXIMAGE_FORMAT_JPG,
- #endif
- #if CXIMAGE_SUPPORT_PNG
- CXIMAGE_FORMAT_PNG,
- #endif
- #if CXIMAGE_SUPPORT_MNG
- CXIMAGE_FORMAT_MNG,
- #endif
- #if CXIMAGE_SUPPORT_ICO
- CXIMAGE_FORMAT_ICO,
- #endif
- #if CXIMAGE_SUPPORT_TIF
- CXIMAGE_FORMAT_TIF,
- #endif
- #if CXIMAGE_SUPPORT_TGA
- CXIMAGE_FORMAT_TGA,
- #endif
- #if CXIMAGE_SUPPORT_PCX
- CXIMAGE_FORMAT_PCX,
- #endif
- #if CXIMAGE_SUPPORT_WBMP
- CXIMAGE_FORMAT_WBMP,
- #endif
- #if CXIMAGE_SUPPORT_WMF
- CXIMAGE_FORMAT_WMF,
- #endif
- #if CXIMAGE_SUPPORT_J2K
- CXIMAGE_FORMAT_J2K,
- #endif
- #if CXIMAGE_SUPPORT_JBG
- CXIMAGE_FORMAT_JBG,
- #endif
- #if CXIMAGE_SUPPORT_JP2
- CXIMAGE_FORMAT_JP2,
- #endif
- #if CXIMAGE_SUPPORT_JPC
- CXIMAGE_FORMAT_JPC,
- #endif
- #if CXIMAGE_SUPPORT_PGX
- CXIMAGE_FORMAT_PGX,
- #endif
- #if CXIMAGE_SUPPORT_PNM
- CXIMAGE_FORMAT_PNM,
- #endif
- #if CXIMAGE_SUPPORT_RAS
- CXIMAGE_FORMAT_RAS,
- #endif
- CMAX_IMAGE_FORMATS
- };
- //color to grey mapping <H. Muelner> <jurgene>
- //#define RGB2GRAY(r,g,b) (((b)*114 + (g)*587 + (r)*299)/1000)
- #define RGB2GRAY(r,g,b) (((b)*117 + (g)*601 + (r)*306) >> 10)
- struct rgb_color { BYTE r,g,b; };
- // <VATI> text placement data
- // members must be initialized with the InitTextInfo(&this) function.
- typedef struct DLL_EXP tagCxTextInfo
- {
- char text[4096]; // text
- LOGFONT lfont; // font and codepage data
- COLORREF fcolor; // foreground color
- long align; // DT_CENTER, DT_RIGHT, DT_LEFT aligment for multiline text
- BYTE opaque; // text has background or hasn't. Default is true.
- // data for background (ignored if .opaque==FALSE)
- COLORREF bcolor; // background color
- float b_opacity; // opacity value for background between 0.0-1.0 Default is 0. (opaque)
- BYTE b_outline; // outline width for background (zero: no outline)
- BYTE b_round; // rounding radius for background rectangle. % of the height, between 0-50. Default is 10.
- // (backgr. always has a frame: width = 3 pixel + 10% of height by default.)
- } CXTEXTINFO;
- /////////////////////////////////////////////////////////////////////////////
- // CxImage class
- /////////////////////////////////////////////////////////////////////////////
- class DLL_EXP CxImage
- {
- //extensible information collector
- typedef struct tagCxImageInfo {
- DWORD dwEffWidth; //DWORD aligned scan line width
- BYTE* pImage; //THE IMAGE BITS
- CxImage* pGhost; //if this is a ghost, pGhost points to the body
- CxImage* pParent; //if this is a layer, pParent points to the body
- DWORD dwType; //original image format
- char szLastError[256]; //debugging
- long nProgress; //monitor
- long nEscape; //escape
- long nBkgndIndex; //used for GIF, PNG, MNG
- RGBQUAD nBkgndColor; //used for RGB transparency
- BYTE nQuality; //used for JPEG
- BYTE nScale; //used for JPEG <ignacio>
- long nFrame; //used for TIF, GIF, MNG : actual frame
- long nNumFrames; //used for TIF, GIF, MNG : total number of frames
- DWORD dwFrameDelay; //used for GIF, MNG
- long xDPI; //horizontal resolution
- long yDPI; //vertical resolution
- RECT rSelectionBox; //bounding rectangle
- BYTE nAlphaMax; //max opacity (fade)
- bool bAlphaPaletteEnabled; //true if alpha values in the palette are enabled.
- bool bEnabled; //enables the painting functions
- long xOffset;
- long yOffset;
- DWORD dwCodecOption; //for GIF, TIF : 0=def.1=unc,2=fax3,3=fax4,4=pack,5=jpg
- RGBQUAD last_c; //for GetNearestIndex optimization
- BYTE last_c_index;
- bool last_c_isvalid;
- long nNumLayers;
- DWORD dwFlags; // 0x??00000 = reserved, 0x00??0000 = blend mode, 0x0000???? = layer id - user flags
- } CXIMAGEINFO;
- public:
- //constructors
- CxImage(DWORD imagetype = 0);
- CxImage(DWORD dwWidth, DWORD dwHeight, DWORD wBpp, DWORD imagetype = 0);
- CxImage(const CxImage &src, bool copypixels = true, bool copyselection = true, bool copyalpha = true);
- CxImage(const TCHAR * filename, DWORD imagetype); // For UNICODE support: char -> TCHAR
- // CxImage(const char * filename, DWORD imagetype);
- CxImage(FILE * stream, DWORD imagetype);
- CxImage(CxFile * stream, DWORD imagetype);
- CxImage(BYTE * buffer, DWORD size, DWORD imagetype);
- virtual ~CxImage() { Destroy(); if (m_hMeta) ::DeleteEnhMetaFile(m_hMeta);};
- CxImage& operator = (const CxImage&);
- //initializzation
- void* Create(DWORD dwWidth, DWORD dwHeight, DWORD wBpp, DWORD imagetype = 0);
- bool Destroy();
- void Clear(BYTE bval=0);
- void Copy(const CxImage &src, bool copypixels = true, bool copyselection = true, bool copyalpha = true);
- bool Transfer(CxImage &from);
- bool CreateFromArray(BYTE* pArray,DWORD dwWidth,DWORD dwHeight,DWORD dwBitsperpixel, DWORD dwBytesperline, bool bFlipImage);
- bool CreateFromMatrix(BYTE** ppMatrix,DWORD dwWidth,DWORD dwHeight,DWORD dwBitsperpixel, DWORD dwBytesperline, bool bFlipImage);
- //Attributes
- long GetSize();
- BYTE* GetBits(DWORD row = 0);
- BYTE GetColorType();
- void* GetDIB() const {return pDib;}
- DWORD GetHeight() const {return head.biHeight;}
- DWORD GetWidth() const {return head.biWidth;}
- DWORD GetEffWidth() const {return info.dwEffWidth;}
- DWORD GetNumColors() const {return head.biClrUsed;}
- WORD GetBpp() const {return head.biBitCount;}
- DWORD GetType() const {return info.dwType;}
- char* GetLastError() {return info.szLastError;}
- const TCHAR* GetVersion();
- DWORD GetFrameDelay() const {return info.dwFrameDelay;}
- void SetFrameDelay(DWORD d) {info.dwFrameDelay=d;}
- void GetOffset(long *x,long *y) {*x=info.xOffset; *y=info.yOffset;}
- void SetOffset(long x,long y) {info.xOffset=x; info.yOffset=y;}
- BYTE GetJpegQuality() const {return info.nQuality;}
- void SetJpegQuality(BYTE q) {info.nQuality = q;}
- //<ignacio> used for scaling down during JPEG decoding valid numbers are 1, 2, 4, 8
- BYTE GetJpegScale() const {return info.nScale;}
- void SetJpegScale(BYTE q) {info.nScale = q;}
- long GetXDPI() const {return info.xDPI;}
- long GetYDPI() const {return info.yDPI;}
- void SetXDPI(long dpi);
- void SetYDPI(long dpi);
- DWORD GetClrImportant() const {return head.biClrImportant;}
- void SetClrImportant(DWORD ncolors = 0);
- long GetProgress() const {return info.nProgress;}
- long GetEscape() const {return info.nEscape;}
- void SetProgress(long p) {info.nProgress = p;}
- void SetEscape(long i) {info.nEscape = i;}
- long GetTransIndex() const {return info.nBkgndIndex;}
- RGBQUAD GetTransColor();
- void SetTransIndex(long idx) {info.nBkgndIndex = idx;}
- void SetTransColor(RGBQUAD rgb) {rgb.rgbReserved=0; info.nBkgndColor = rgb;}
- bool IsTransparent() const {return info.nBkgndIndex>=0;} // <vho>
- DWORD GetCodecOption() const {return info.dwCodecOption;}
- void SetCodecOption(DWORD opt) {info.dwCodecOption = opt;}
- DWORD GetFlags() const {return info.dwFlags;}
- void SetFlags(DWORD flags, bool bLockReservedFlags = true);
- //void* GetUserData() const {return info.pUserData;}
- //void SetUserData(void* pUserData) {info.pUserData = pUserData;}
- //palette operations
- bool IsGrayScale();
- bool IsIndexed() {return head.biClrUsed!=0;}
- DWORD GetPaletteSize();
- RGBQUAD* GetPalette() const;
- RGBQUAD GetPaletteColor(BYTE idx);
- bool GetPaletteColor(BYTE i, BYTE* r, BYTE* g, BYTE* b);
- BYTE GetNearestIndex(RGBQUAD c);
- void BlendPalette(COLORREF cr,long perc);
- void SetGrayPalette();
- void SetPalette(DWORD n, BYTE *r, BYTE *g, BYTE *b);
- void SetPalette(RGBQUAD* pPal,DWORD nColors=256);
- void SetPalette(rgb_color *rgb,DWORD nColors=256);
- void SetPaletteColor(BYTE idx, BYTE r, BYTE g, BYTE b, BYTE alpha=0);
- void SetPaletteColor(BYTE idx, RGBQUAD c);
- void SetPaletteColor(BYTE idx, COLORREF cr);
- void SwapIndex(BYTE idx1, BYTE idx2);
- void SetStdPalette();
- //pixel operations
- bool IsInside(long x, long y);
- bool IsTransparent(long x,long y);
- RGBQUAD GetPixelColor(long x,long y, bool bGetAlpha = true);
- BYTE GetPixelIndex(long x,long y);
- BYTE GetPixelGray(long x, long y);
- void SetPixelColor(long x,long y,RGBQUAD c, bool bSetAlpha = false);
- void SetPixelColor(long x,long y,COLORREF cr);
- void SetPixelIndex(long x,long y,BYTE i);
- void DrawLine(int StartX, int EndX, int StartY, int EndY, RGBQUAD color, bool bSetAlpha=false);
- void DrawLine(int StartX, int EndX, int StartY, int EndY, COLORREF cr);
- //painting operations
- #if CXIMAGE_SUPPORT_WINCE
- long Blt(HDC pDC, long x=0, long y=0);
- #endif
- #if CXIMAGE_SUPPORT_WINDOWS
- HBITMAP MakeBitmap(HDC hdc = NULL);
- HANDLE CopyToHandle();
- bool CreateFromHANDLE(HANDLE hMem); //Windows objects (clipboard)
- bool CreateFromHBITMAP(HBITMAP hbmp, HPALETTE hpal=0); //Windows resource
- bool CreateFromHICON(HICON hico);
- long Draw(HDC hdc, long x=0, long y=0, long cx = -1, long cy = -1, RECT* pClipRect = 0);
- long Draw(HDC hdc, const RECT& rect, RECT* pClipRect=NULL) { return Draw(hdc, rect.left, rect.top, rect.right - rect.left, rect.bottom - rect.top, pClipRect); }
- long Stretch(HDC hdc, long xoffset, long yoffset, long xsize, long ysize, DWORD dwRop = SRCCOPY);
- long Stretch(HDC hdc, const RECT& rect, DWORD dwRop = SRCCOPY) { return Stretch(hdc, rect.left, rect.top, rect.right - rect.left, rect.bottom - rect.top, dwRop); }
- long Tile(HDC hdc, RECT *rc);
- long Draw2(HDC hdc, long x=0, long y=0, long cx = -1, long cy = -1);
- long Draw2(HDC hdc, const RECT& rect) { return Draw2(hdc, rect.left, rect.top, rect.right - rect.left, rect.bottom - rect.top); }
- //long DrawString(HDC hdc, long x, long y, const char* text, RGBQUAD color, const char* font, long lSize=0, long lWeight=400, BYTE bItalic=0, BYTE bUnderline=0, bool bSetAlpha=false);
- long DrawString(HDC hdc, long x, long y, const TCHAR* text, RGBQUAD color, const TCHAR* font, long lSize=0, long lWeight=400, BYTE bItalic=0, BYTE bUnderline=0, bool bSetAlpha=false);
- // <VATI> extensions
- long DrawStringEx(HDC hdc, long x, long y, CXTEXTINFO *pTextType, bool bSetAlpha=false );
- void InitTextInfo( CXTEXTINFO *txt );
- #endif //CXIMAGE_SUPPORT_WINDOWS
- // file operations
- #if CXIMAGE_SUPPORT_DECODE
- #ifdef WIN32
- //bool Load(LPCWSTR filename, DWORD imagetype=0);
- bool LoadResource(HRSRC hRes, DWORD imagetype, HMODULE hModule=NULL);
- #endif
- // For UNICODE support: char -> TCHAR
- bool Load(const TCHAR* filename, DWORD imagetype=0);
- //bool Load(const char * filename, DWORD imagetype=0);
- bool Decode(FILE * hFile, DWORD imagetype);
- bool Decode(CxFile * hFile, DWORD imagetype);
- bool Decode(BYTE * buffer, DWORD size, DWORD imagetype);
- #endif //CXIMAGE_SUPPORT_DECODE
- #if CXIMAGE_SUPPORT_ENCODE
- protected:
- bool EncodeSafeCheck(CxFile *hFile);
- public:
- #ifdef WIN32
- //bool Save(LPCWSTR filename, DWORD imagetype=0);
- #endif
- // For UNICODE support: char -> TCHAR
- bool Save(const TCHAR* filename, DWORD imagetype=0);
- //bool Save(const char * filename, DWORD imagetype=0);
- bool Encode(FILE * hFile, DWORD imagetype);
- bool Encode(CxFile * hFile, DWORD imagetype);
- bool Encode(CxFile * hFile, CxImage ** pImages, int pagecount, DWORD imagetype);
- bool Encode(FILE *hFile, CxImage ** pImages, int pagecount, DWORD imagetype);
- bool Encode(BYTE * &buffer, long &size, DWORD imagetype);
- #endif //CXIMAGE_SUPPORT_ENCODE
- //misc.
- bool IsValid() const {return pDib!=0;}
- bool IsEnabled() const {return info.bEnabled;}
- void Enable(bool enable=true){info.bEnabled=enable;}
- // frame operations
- long GetNumFrames() const {return info.nNumFrames;}
- long GetFrame() const {return info.nFrame;}
- void SetFrame(long nFrame) {info.nFrame=nFrame;}
- #if CXIMAGE_SUPPORT_BASICTRANSFORMATIONS
- bool GrayScale();
- bool Flip();
- bool Mirror();
- bool Negative();
- bool RotateLeft(CxImage* iDst = NULL);
- bool RotateRight(CxImage* iDst = NULL);
- #endif //CXIMAGE_SUPPORT_BASICTRANSFORMATIONS
- #if CXIMAGE_SUPPORT_TRANSFORMATION
- // image operations
- bool Rotate(float angle, CxImage* iDst = NULL);
- bool Rotate180(CxImage* iDst = NULL);
- bool Resample(long newx, long newy, int mode = 1, CxImage* iDst = NULL);
- bool DecreaseBpp(DWORD nbit, bool errordiffusion, RGBQUAD* ppal = 0, DWORD clrimportant = 0);
- bool IncreaseBpp(DWORD nbit);
- bool Dither(long method = 0);
- bool Crop(long left, long top, long right, long bottom, CxImage* iDst = NULL);
- bool Crop(const RECT& rect, CxImage* iDst = NULL) { return Crop(rect.left, rect.top, rect.right, rect.bottom, iDst); }
- bool CropRotatedRectangle( long topx, long topy, long width, long height, float angle, CxImage* iDst = NULL);
- bool Skew(float xgain, float ygain, long xpivot=0, long ypivot=0);
- bool Expand(long left, long top, long right, long bottom, RGBQUAD canvascolor, CxImage* iDst = 0);
- bool Expand(long newx, long newy, RGBQUAD canvascolor, CxImage* iDst = 0);
- bool Thumbnail(long newx, long newy, RGBQUAD canvascolor, CxImage* iDst = 0);
- bool CircleTransform(int type,long rmax=0,float Koeff=1.0f);
- protected:
- float b3spline(float x);
- public:
- #endif //CXIMAGE_SUPPORT_TRANSFORMATION
- #if CXIMAGE_SUPPORT_DSP
- bool Contour();
- bool HistogramStretch(long method = 0);
- bool HistogramEqualize();
- bool HistogramNormalize();
- bool HistogramRoot();
- bool HistogramLog();
- long Histogram(long* red, long* green = 0, long* blue = 0, long* gray = 0, long colorspace = 0);
- bool Jitter(long radius=2);
- bool Repair(float radius = 0.25f, long niterations = 1, long colorspace = 0);
- bool Combine(CxImage* r,CxImage* g,CxImage* b,CxImage* a, long colorspace = 0);
- bool FFT2(CxImage* srcReal, CxImage* srcImag, CxImage* dstReal, CxImage* dstImag, long direction = 1, bool bForceFFT = true, bool bMagnitude = true);
- bool Noise(long level);
- bool Median(long Ksize=3);
- bool Gamma(float gamma);
- bool ShiftRGB(long r, long g, long b);
- bool Threshold(BYTE level);
- bool Colorize(BYTE hue, BYTE sat);
- bool Light(long brightness, long contrast = 0);
- float Mean();
- bool Filter(long* kernel, long Ksize, long Kfactor, long Koffset);
- bool Erode(long Ksize=2);
- bool Dilate(long Ksize=2);
- void HuePalette(float correction=1);
- enum ImageOpType { OpAdd, OpAnd, OpXor, OpOr, OpMask, OpSrcCopy, OpDstCopy, OpSub, OpSrcBlend };
- void Mix(CxImage & imgsrc2, ImageOpType op, long lXOffset = 0, long lYOffset = 0);
- void MixFrom(CxImage & imagesrc2, long lXOffset, long lYOffset);
- bool UnsharpMask(float radius = 5.0, float amount = 0.5, int threshold = 0);
- bool Lut(BYTE* pLut);
- bool Lut(BYTE* pLutR, BYTE* pLutG, BYTE* pLutB, BYTE* pLutA = 0);
- protected:
- bool IsPowerof2(long x);
- bool FFT(int dir,int m,double *x,double *y);
- bool DFT(int dir,long m,double *x1,double *y1,double *x2,double *y2);
- bool RepairChannel(CxImage *ch, float radius);
- // <nipper>
- int gen_convolve_matrix (float radius, float **cmatrix_p);
- float* gen_lookup_table (float *cmatrix, int cmatrix_length);
- void blur_line (float *ctable, float *cmatrix, int cmatrix_length, BYTE* cur_col, BYTE* dest_col, int y, long bytes);
- public:
- //color conversion utilities
- bool SplitRGB(CxImage* r,CxImage* g,CxImage* b);
- bool SplitYUV(CxImage* y,CxImage* u,CxImage* v);
- bool SplitHSL(CxImage* h,CxImage* s,CxImage* l);
- bool SplitYIQ(CxImage* y,CxImage* i,CxImage* q);
- bool SplitXYZ(CxImage* x,CxImage* y,CxImage* z);
- bool SplitCMYK(CxImage* c,CxImage* m,CxImage* y,CxImage* k);
- RGBQUAD HSLtoRGB(COLORREF cHSLColor);
- RGBQUAD RGBtoHSL(RGBQUAD lRGBColor);
- RGBQUAD HSLtoRGB(RGBQUAD lHSLColor);
- RGBQUAD YUVtoRGB(RGBQUAD lYUVColor);
- RGBQUAD RGBtoYUV(RGBQUAD lRGBColor);
- RGBQUAD YIQtoRGB(RGBQUAD lYIQColor);
- RGBQUAD RGBtoYIQ(RGBQUAD lRGBColor);
- RGBQUAD XYZtoRGB(RGBQUAD lXYZColor);
- RGBQUAD RGBtoXYZ(RGBQUAD lRGBColor);
- #endif //CXIMAGE_SUPPORT_DSP
- RGBQUAD RGBtoRGBQUAD(COLORREF cr);
- COLORREF RGBQUADtoRGB (RGBQUAD c);
- #if CXIMAGE_SUPPORT_SELECTION
- //selection
- bool SelectionClear();
- bool SelectionCreate();
- bool SelectionDelete();
- bool SelectionInvert();
- bool SelectionAddRect(RECT r);
- bool SelectionAddEllipse(RECT r);
- bool SelectionAddPolygon(POINT *points, long npoints);
- bool SelectionAddColor(RGBQUAD c);
- bool SelectionAddPixel(int x, int y);
- bool SelectionCopy(CxImage &from);
- bool SelectionIsInside(long x, long y);
- bool SelectionIsValid(){return pSelection!=0;}
- void SelectionGetBox(RECT& r){memcpy(&r,&info.rSelectionBox,sizeof(RECT));}
- bool SelectionToHRGN(HRGN& region);
- #endif //CXIMAGE_SUPPORT_SELECTION
- #if CXIMAGE_SUPPORT_ALPHA
- //Alpha
- void AlphaClear();
- void AlphaCreate();
- void AlphaDelete();
- void AlphaInvert();
- bool AlphaMirror();
- bool AlphaFlip();
- bool AlphaCopy(CxImage &from);
- bool AlphaSplit(CxImage *dest);
- void AlphaStrip();
- void AlphaSet(BYTE level);
- bool AlphaSet(CxImage &from);
- void AlphaSet(long x,long y,BYTE level);
- BYTE AlphaGet(long x,long y);
- BYTE AlphaGetMax() const {return info.nAlphaMax;}
- void AlphaSetMax(BYTE nAlphaMax) {info.nAlphaMax=nAlphaMax;}
- bool AlphaIsValid(){return pAlpha!=0;}
- BYTE* AlphaGetBits() const {return pAlpha;}
- void AlphaPaletteClear();
- void AlphaPaletteEnable(bool enable=true){info.bAlphaPaletteEnabled=enable;}
- bool AlphaPaletteIsEnabled(){return info.bAlphaPaletteEnabled;}
- bool AlphaPaletteIsValid();
- bool AlphaPaletteSplit(CxImage *dest);
- #endif //CXIMAGE_SUPPORT_ALPHA
- #if CXIMAGE_SUPPORT_LAYERS
- bool LayerCreate(long position = -1);
- bool LayerDelete(long position = -1);
- void LayerDeleteAll();
- CxImage* GetLayer(long position);
- CxImage* GetParent() const {return info.pParent;}
- long GetNumLayers() const {return info.nNumLayers;}
- #endif //CXIMAGE_SUPPORT_LAYERS
- protected:
- void Startup(DWORD imagetype = 0);
- void CopyInfo(const CxImage &src);
- void Ghost(CxImage *src);
- void RGBtoBGR(BYTE *buffer, int length);
- float HueToRGB(float n1,float n2, float hue);
- void Bitfield2RGB(BYTE *src, WORD redmask, WORD greenmask, WORD bluemask, BYTE bpp);
- static int CompareColors(const void *elem1, const void *elem2);
- void* pDib; //contains the header, the palette, the pixels
- BITMAPINFOHEADER head; //standard header
- CXIMAGEINFO info; //extended information
- BYTE* pSelection; //selected region
- BYTE* pAlpha; //alpha channel
- CxImage** pLayers; //generic layers
- ///RA
- public:
- HENHMETAFILE m_hMeta;
- METAHEADER m_wmfHeader;
- METAFILEPICT m_wmfPict;
- };
- ////////////////////////////////////////////////////////////////////////////
- #define CXIMAGE_MAX_MEMORY 256000000
- #define CXIMAGE_ERR_NOFILE "null file handler"
- #define CXIMAGE_ERR_NOIMAGE "null image!!!"
- ////////////////////////////////////////////////////////////////////////////
- #endif // !defined(__CXIMAGE_H)