1 /*M/////////////////////////////////////////////////////////////////////////////////////// 2 // 3 // IMPORTANT: READ BEFORE DOWNLOADING, COPYING, INSTALLING OR USING. 4 // 5 // By downloading, copying, installing or using the software you agree to this license. 6 // If you do not agree to this license, do not download, install, 7 // copy or use the software. 8 // 9 // 10 // License Agreement 11 // For Open Source Computer Vision Library 12 // 13 // Copyright (C) 2000-2008, Intel Corporation, all rights reserved. 14 // Copyright (C) 2009, Willow Garage Inc., all rights reserved. 15 // Third party copyrights are property of their respective owners. 16 // 17 // Redistribution and use in source and binary forms, with or without modification, 18 // are permitted provided that the following conditions are met: 19 // 20 // * Redistribution's of source code must retain the above copyright notice, 21 // this list of conditions and the following disclaimer. 22 // 23 // * Redistribution's in binary form must reproduce the above copyright notice, 24 // this list of conditions and the following disclaimer in the documentation 25 // and/or other materials provided with the distribution. 26 // 27 // * The name of the copyright holders may not be used to endorse or promote products 28 // derived from this software without specific prior written permission. 29 // 30 // This software is provided by the copyright holders and contributors "as is" and 31 // any express or implied warranties, including, but not limited to, the implied 32 // warranties of merchantability and fitness for a particular purpose are disclaimed. 33 // In no event shall the Intel Corporation or contributors be liable for any direct, 34 // indirect, incidental, special, exemplary, or consequential damages 35 // (including, but not limited to, procurement of substitute goods or services; 36 // loss of use, data, or profits; or business interruption) however caused 37 // and on any theory of liability, whether in contract, strict liability, 38 // or tort (including negligence or otherwise) arising in any way out of 39 // the use of this software, even if advised of the possibility of such damage. 40 // 41 //M*/ 42 43 // this file does not contain any used code. 44 45 #ifndef _ncv_color_conversion_hpp_ 46 #define _ncv_color_conversion_hpp_ 47 48 #include "NCVPixelOperations.hpp" 49 50 #if 0 51 enum NCVColorSpace 52 { 53 NCVColorSpaceGray, 54 NCVColorSpaceRGBA, 55 }; 56 57 template<NCVColorSpace CSin, NCVColorSpace CSout, typename Tin, typename Tout> struct __pixColorConv { 58 static void _pixColorConv(const Tin &pixIn, Tout &pixOut); 59 }; 60 61 template<typename Tin, typename Tout> struct __pixColorConv<NCVColorSpaceRGBA, NCVColorSpaceGray, Tin, Tout> { 62 static void _pixColorConv(const Tin &pixIn, Tout &pixOut) 63 { 64 Ncv32f luma = 0.299f * pixIn.x + 0.587f * pixIn.y + 0.114f * pixIn.z; 65 _TDemoteClampNN(luma, pixOut.x); 66 }}; 67 68 template<typename Tin, typename Tout> struct __pixColorConv<NCVColorSpaceGray, NCVColorSpaceRGBA, Tin, Tout> { 69 static void _pixColorConv(const Tin &pixIn, Tout &pixOut) 70 { 71 _TDemoteClampNN(pixIn.x, pixOut.x); 72 _TDemoteClampNN(pixIn.x, pixOut.y); 73 _TDemoteClampNN(pixIn.x, pixOut.z); 74 pixOut.w = 0; 75 }}; 76 77 template<NCVColorSpace CSin, NCVColorSpace CSout, typename Tin, typename Tout> 78 static NCVStatus _ncvColorConv_host(const NCVMatrix<Tin> &h_imgIn, 79 const NCVMatrix<Tout> &h_imgOut) 80 { 81 ncvAssertReturn(h_imgIn.size() == h_imgOut.size(), NCV_DIMENSIONS_INVALID); 82 ncvAssertReturn(h_imgIn.memType() == h_imgOut.memType() && 83 (h_imgIn.memType() == NCVMemoryTypeHostPinned || h_imgIn.memType() == NCVMemoryTypeNone), NCV_MEM_RESIDENCE_ERROR); 84 NCV_SET_SKIP_COND(h_imgIn.memType() == NCVMemoryTypeNone); 85 NCV_SKIP_COND_BEGIN 86 87 for (Ncv32u i=0; i<h_imgIn.height(); i++) 88 { 89 for (Ncv32u j=0; j<h_imgIn.width(); j++) 90 { 91 __pixColorConv<CSin, CSout, Tin, Tout>::_pixColorConv(h_imgIn.at(j,i), h_imgOut.at(j,i)); 92 } 93 } 94 95 NCV_SKIP_COND_END 96 return NCV_SUCCESS; 97 } 98 #endif 99 100 #endif //_ncv_color_conversion_hpp_ 101