TonicTones
Src/Api/HdrImage.h
00001 //      HdrImage.h
00002 //      
00003 //      Copyright 2010 Jérémy Laumon <jeremy.laumon@gmail.com>
00004 //      
00005 //      This program is free software; you can redistribute it and/or modify
00006 //      it under the terms of the GNU General Public License as published by
00007 //      the Free Software Foundation; either version 2 of the License, or
00008 //      (at your option) any later version.
00009 //      
00010 //      This program is distributed in the hope that it will be useful,
00011 //      but WITHOUT ANY WARRANTY; without even the implied warranty of
00012 //      MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
00013 //      GNU General Public License for more details.
00014 //      
00015 //      You should have received a copy of the GNU General Public License
00016 //      along with this program; if not, write to the Free Software
00017 //      Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston,
00018 //      MA 02110-1301, USA.
00019 
00020 
00021 #ifndef HDRIMAGE_H
00022 #define HDRIMAGE_H
00023 
00024 #include <QtGui>
00025 #include <Color.h>
00026 
00027 class HdrImage
00028 {    
00029     
00030 public:
00031     enum ColorSpace
00032     {
00033         NONE,
00034         RGB,
00035         Yxy
00036     };
00037 
00038     HdrImage();
00039     HdrImage(const HdrImage& im);
00040     HdrImage(const QString& fileName);
00041     ~HdrImage();
00042     QSize size() const;
00043     ColorSpace colorSpace() const;
00044     bool isNull() const;
00045     HdrImage* toRgb(const float mXyzToRgb[3][3]) const;
00046     void load(const QString &fileName);
00047     Color* operator[] (int i);
00048     const Color* operator[] (int i) const;
00049     bool hasY() const;
00050     int YIndex() const;
00051     
00052 private:
00053     void resize(int width, int height);
00054     HdrImage* fromYxyToRgb(const float m[3][3]) const;
00055 
00056     int width;
00057     int height;
00058     Color* data;
00059     bool null;
00060     ColorSpace space;
00061     float pMin;
00062     float pMax;
00063     
00064     static int YIndices[];
00065 };
00066 
00067 #endif
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