/*M/////////////////////////////////////////////////////////////////////////////////////// // // IMPORTANT: READ BEFORE DOWNLOADING, COPYING, INSTALLING OR USING. // // By downloading, copying, installing or using the software you agree to this license. // If you do not agree to this license, do not download, install, // copy or use the software. // // // Intel License Agreement // For Open Source Computer Vision Library // // Copyright (C) 2000, Intel Corporation, all rights reserved. // Third party copyrights are property of their respective owners. // // Redistribution and use in source and binary forms, with or without modification, // are permitted provided that the following conditions are met: // // * Redistribution's of source code must retain the above copyright notice, // this list of conditions and the following disclaimer. // // * Redistribution's in binary form must reproduce the above copyright notice, // this list of conditions and the following disclaimer in the documentation // and/or other materials provided with the distribution. // // * The name of Intel Corporation may not be used to endorse or promote products // derived from this software without specific prior written permission. // // This software is provided by the copyright holders and contributors "as is" and // any express or implied warranties, including, but not limited to, the implied // warranties of merchantability and fitness for a particular purpose are disclaimed. // In no event shall the Intel Corporation or contributors be liable for any direct, // indirect, incidental, special, exemplary, or consequential damages // (including, but not limited to, procurement of substitute goods or services; // loss of use, data, or profits; or business interruption) however caused // and on any theory of liability, whether in contract, strict liability, // or tort (including negligence or otherwise) arising in any way out of // the use of this software, even if advised of the possibility of such damage. // //M*/ #ifndef _UTILS_H_ #define _UTILS_H_ struct PaletteEntry { unsigned char b, g, r, a; }; #define WRITE_PIX( ptr, clr ) \ (((uchar*)(ptr))[0] = (clr).b, \ ((uchar*)(ptr))[1] = (clr).g, \ ((uchar*)(ptr))[2] = (clr).r) #define descale(x,n) (((x) + (1 << ((n)-1))) >> (n)) #define saturate(x) (uchar)(((x) & ~255) == 0 ? (x) : ~((x)>>31)) void icvCvt_BGR2Gray_16u_C3C1R( const ushort* bgr, int bgr_step, ushort* gray, int gray_step, CvSize size, int swap_rb=0 ); void icvCvt_BGR2Gray_8u_C3C1R( const uchar* bgr, int bgr_step, uchar* gray, int gray_step, CvSize size, int swap_rb=0 ); void icvCvt_BGRA2Gray_8u_C4C1R( const uchar* bgra, int bgra_step, uchar* gray, int gray_step, CvSize size, int swap_rb=0 ); void icvCvt_Gray2BGR_8u_C1C3R( const uchar* gray, int gray_step, uchar* bgr, int bgr_step, CvSize size ); void icvCvt_BGRA2BGR_8u_C4C3R( const uchar* bgra, int bgra_step, uchar* bgr, int bgr_step, CvSize size, int swap_rb=0 ); void icvCvt_BGR2RGB_8u_C3R( const uchar* bgr, int bgr_step, uchar* rgb, int rgb_step, CvSize size ); #define icvCvt_RGB2BGR_8u_C3R icvCvt_BGR2RGB_8u_C3R void icvCvt_BGR2RGB_16u_C3R( const ushort* bgr, int bgr_step, ushort* rgb, int rgb_step, CvSize size ); #define icvCvt_RGB2BGR_16u_C3R icvCvt_BGR2RGB_16u_C3R void icvCvt_BGRA2RGBA_8u_C4R( const uchar* bgra, int bgra_step, uchar* rgba, int rgba_step, CvSize size ); #define icvCvt_RGBA2BGRA_8u_C4R icvCvt_BGRA2RGBA_8u_C4R void icvCvt_BGR5552Gray_8u_C2C1R( const uchar* bgr555, int bgr555_step, uchar* gray, int gray_step, CvSize size ); void icvCvt_BGR5652Gray_8u_C2C1R( const uchar* bgr565, int bgr565_step, uchar* gray, int gray_step, CvSize size ); void icvCvt_BGR5552BGR_8u_C2C3R( const uchar* bgr555, int bgr555_step, uchar* bgr, int bgr_step, CvSize size ); void icvCvt_BGR5652BGR_8u_C2C3R( const uchar* bgr565, int bgr565_step, uchar* bgr, int bgr_step, CvSize size ); void icvCvt_CMYK2BGR_8u_C4C3R( const uchar* cmyk, int cmyk_step, uchar* bgr, int bgr_step, CvSize size ); void icvCvt_CMYK2Gray_8u_C4C1R( const uchar* ycck, int ycck_step, uchar* gray, int gray_step, CvSize size ); void FillGrayPalette( PaletteEntry* palette, int bpp, bool negative = false ); bool IsColorPalette( PaletteEntry* palette, int bpp ); void CvtPaletteToGray( const PaletteEntry* palette, uchar* grayPalette, int entries ); uchar* FillUniColor( uchar* data, uchar*& line_end, int step, int width3, int& y, int height, int count3, PaletteEntry clr ); uchar* FillUniGray( uchar* data, uchar*& line_end, int step, int width3, int& y, int height, int count3, uchar clr ); uchar* FillColorRow8( uchar* data, uchar* indices, int len, PaletteEntry* palette ); uchar* FillGrayRow8( uchar* data, uchar* indices, int len, uchar* palette ); uchar* FillColorRow4( uchar* data, uchar* indices, int len, PaletteEntry* palette ); uchar* FillGrayRow4( uchar* data, uchar* indices, int len, uchar* palette ); uchar* FillColorRow1( uchar* data, uchar* indices, int len, PaletteEntry* palette ); uchar* FillGrayRow1( uchar* data, uchar* indices, int len, uchar* palette ); CV_INLINE bool isBigEndian( void ) { return (((const int*)"\0\x1\x2\x3\x4\x5\x6\x7")[0] & 255) != 0; } #endif/*_UTILS_H_*/