documentation/libidx_html/color__spaces_8h_source.html

00001 /***************************************************************************
00002  *   Copyright (C) 2009 by Pierre Sermanet *
00003  *   pierre.sermanet@gmail.com *
00004  *   All rights reserved.
00005  *
00006  * Redistribution and use in source and binary forms, with or without
00007  * modification, are permitted provided that the following conditions are met:
00008  *     * Redistributions of source code must retain the above copyright
00009  *       notice, this list of conditions and the following disclaimer.
00010  *     * Redistributions in binary form must reproduce the above copyright
00011  *       notice, this list of conditions and the following disclaimer in the
00012  *       documentation and/or other materials provided with the distribution.
00013  *     * Redistribution under a license not approved by the Open Source
00014  *       Initiative (http://www.opensource.org) must display the
00015  *       following acknowledgement in all advertising material:
00016  *        This product includes software developed at the Courant
00017  *        Institute of Mathematical Sciences (http://cims.nyu.edu).
00018  *     * The names of the authors may not be used to endorse or promote products
00019  *       derived from this software without specific prior written permission.
00020  *
00021  * THIS SOFTWARE IS PROVIDED ``AS IS'' AND ANY EXPRESS OR IMPLIED
00022  * WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
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00024  * DISCLAIMED. IN NO EVENT SHALL ThE AUTHORS BE LIABLE FOR ANY
00025  * DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
00026  * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
00027  * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
00028  * ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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00031  ***************************************************************************/
00032
00033 #ifndef COLOR_SPACES_H_
00034 #define COLOR_SPACES_H_
00035
00036 #include "defines.h"
00037 #include "idx.h"
00038
00039 namespace ebl {
00040
00041   extern idx<double> rgb_yuv;
00042   extern idx<double> yuv_rgb;
00043
00045   // RGB -> YUV
00046
00054   template<class T>
00055     void rgb_to_yuv(idx<T> &rgb, idx<T> &yuv);
00056
00059   template<class T>
00060     void rgb_to_yuv_1D(idx<T> &rgb, idx<T> &yuv);
00061
00064   template<class T>
00065     idx<T> rgb_to_yuv(idx<T> &rgb);
00066
00070   template<class T>
00071     void rgb_to_y(idx<T> &rgb, idx<T> &y);
00072
00075   template<class T>
00076     void rgb_to_y_1D(idx<T> &rgb, idx<T> &y);
00077
00079   // BGR -> YUV
00080
00084   template<class T>
00085     void bgr_to_y(idx<T> &bgr, idx<T> &y);
00086
00089   template<class T>
00090     void bgr_to_yuv_1D(idx<T> &bgr, idx<T> &yuv);
00091
00094   template<class T>
00095     void bgr_to_y_1D(idx<T> &bgr, idx<T> &y);
00096
00098   // YUV -> RGB
00099
00103   template<class T>
00104     void yuv_to_rgb(idx<T> &yuv, idx<T> &rgb);
00105
00108   template<class T>
00109     idx<T> yuv_to_rgb(idx<T> &yuv);
00110
00112   void YUVGlobalNormalization(idx<float> &yuv);
00113
00115   // HSV
00116
00117   EXPORT void PIX_RGB_TO_HSV_COMMON(double H, double S, double V,
00118                              double &R, double &G, double &B, bool NORM);
00119
00120   EXPORT void PIX_HSV_TO_RGB_COMMON(double H, double S, double V,
00121                               double &R, double &G, double &B);
00122
00123
00124   template<class T>
00125     void rgb_to_h_1D(idx<T> &rgb, idx<T> &h);
00126
00130   template<class T>
00131     void rgb_to_hsv(idx<T> &rgb, idx<T> &hsv);
00132
00135   template<class T>
00136     idx<T> rgb_to_hsv(idx<T> &rgb);
00137
00141   template<class T>
00142     void hsv_to_rgb(idx<T> &hsv, idx<T> &rgb);
00143
00146   template<class T>
00147     idx<T> hsv_to_rgb(idx<T> &hsv);
00148
00150   // HSV3
00151
00152   EXPORT void PIX_HSV3_TO_RGB_COMMON(double H, double S, double V,
00153                                      double &R, double &G, double &B);
00157   template<class T>
00158     void rgb_to_hsv3(idx<T> &rgb, idx<T> &hsv3,
00159                      double threshold1, double threshold2);
00160
00163   template<class T>
00164     idx<T> rgb_to_hsv3(idx<T> &rgb, double threshold1, double threshold2);
00165
00169   template<class T>
00170     void hsv3_to_rgb(idx<T> &hsv3, idx<T> &rgb);
00171
00174   template<class T>
00175     idx<T> hsv3_to_rgb(idx<T> &hsv3);
00176
00178   // YH3
00179
00183   template<class T>
00184     void rgb_to_yh3(idx<T> &rgb, idx<T> &yh3, double threshold1 = .10,
00185                     double threshold2 = .15);
00186
00189   template<class T>
00190     idx<T> rgb_to_yh3(idx<T> &rgb, double threshold1 = .10,
00191                       double threshold2 = .15);
00192
00196   template<class T>
00197     void h3_to_rgb(idx<T> &h3, idx<T> &rgb);
00198
00201   template<class T>
00202     idx<T> h3_to_rgb(idx<T> &h3);
00203
00205   // H2sv
00206
00207   void PIX_HSV_TO_H2SV1_COMMON(double H, double &H1, double &H2);
00208
00209   template<class T>
00210     void rgb_to_h2sv_1D(idx<T> &rgb, idx<T> &h2sv);
00211
00212   template<class T>
00213     void rgb_to_h2sv(idx<T> &rgb, idx<T> &h2sv);
00214
00216   // VpH2SV
00217
00218   template<class T>
00219     void rgb_to_vph2sv(idx<T> &rgb, idx<T> &vph2sv, double s, int n);
00220
00221 } // end namespace ebl
00222
00223 #include "color_spaces.hpp"
00224
00225 #endif /* COLOR_SPACES_H_ */