RgbConversion.H

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00001 /*!@file Video/RgbConversion.H Raw conversion between video formats and RGB images */
00002 
00003 // //////////////////////////////////////////////////////////////////// //
00004 // The iLab Neuromorphic Vision C++ Toolkit - Copyright (C) 2000-2005   //
00005 // by the University of Southern California (USC) and the iLab at USC.  //
00006 // See http://iLab.usc.edu for information about this project.          //
00007 // //////////////////////////////////////////////////////////////////// //
00008 // Major portions of the iLab Neuromorphic Vision Toolkit are protected //
00009 // under the U.S. patent ``Computation of Intrinsic Perceptual Saliency //
00010 // in Visual Environments, and Applications'' by Christof Koch and      //
00011 // Laurent Itti, California Institute of Technology, 2001 (patent       //
00012 // pending; application number 09/912,225 filed July 23, 2001; see      //
00013 // http://pair.uspto.gov/cgi-bin/final/home.pl for current status).     //
00014 // //////////////////////////////////////////////////////////////////// //
00015 // This file is part of the iLab Neuromorphic Vision C++ Toolkit.       //
00016 //                                                                      //
00017 // The iLab Neuromorphic Vision C++ Toolkit is free software; you can   //
00018 // redistribute it and/or modify it under the terms of the GNU General  //
00019 // Public License as published by the Free Software Foundation; either  //
00020 // version 2 of the License, or (at your option) any later version.     //
00021 //                                                                      //
00022 // The iLab Neuromorphic Vision C++ Toolkit is distributed in the hope  //
00023 // that it will be useful, but WITHOUT ANY WARRANTY; without even the   //
00024 // implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR      //
00025 // PURPOSE.  See the GNU General Public License for more details.       //
00026 //                                                                      //
00027 // You should have received a copy of the GNU General Public License    //
00028 // along with the iLab Neuromorphic Vision C++ Toolkit; if not, write   //
00029 // to the Free Software Foundation, Inc., 59 Temple Place, Suite 330,   //
00030 // Boston, MA 02111-1307 USA.                                           //
00031 // //////////////////////////////////////////////////////////////////// //
00032 //
00033 // Primary maintainer for this file: Rob Peters <rjpeters at usc dot edu>
00034 // $HeadURL: svn://isvn.usc.edu/software/invt/trunk/saliency/src/Video/RgbConversion.H $
00035 // $Id: RgbConversion.H 12660 2010-01-26 02:14:54Z beobot $
00036 //
00037 
00038 #ifndef VIDEO_RGBCONVERSION_H_DEFINED
00039 #define VIDEO_RGBCONVERSION_H_DEFINED
00040 
00041 #include "Util/Types.H" // for byte
00042 #include "Raster/DeBayer.H"
00043 
00044 #include <cstdlib> // for size_t
00045 
00046 class Dims;
00047 template <class T> class Image;
00048 template <class T> class PixRGB;
00049 
00050 //! Build an RGB image from an RGB C array, with optional byte-swapping
00051 /*! If byte-swapping is off, this will just perform a deep copy of the
00052     data; this function is somewhat redundant with the Image
00053     constructor and is provided for completeness with respect to the
00054     fromXXX methods only. Note that data should have
00055     3*dims.w()*dims.h() elements, and it is the responsibility of the
00056     caller to free that data later. */
00057 template <class T>
00058 Image<PixRGB<T> > fromRGB(const T* data, const size_t length,
00059                           const Dims& dims, const bool byteswap);
00060 
00061 //! Build an RGB image from a alpha+RGB C array, with optional byte-swapping
00062 template <class T>
00063 Image<PixRGB<T> > fromARGB(const T* data, const size_t length,
00064                            const Dims& dims, const bool byteswap);
00065 
00066 //! Build an RGB image from an RGB555 C array, with optional byte-swapping
00067 Image<PixRGB<byte> > fromRGB555(const byte* data, const size_t length,
00068                                 const Dims& dims, const bool byteswap);
00069 
00070 //! Build an RGB image from an RGB565 C array, with optional byte-swapping
00071 Image<PixRGB<byte> > fromRGB565(const byte* data, const size_t length,
00072                                 const Dims& dims, const bool byteswap);
00073 
00074 //! Build an RGB image from a YUV24 C array, with optional byte-swapping
00075 template <class T>
00076 Image<PixRGB<T> > fromVideoYUV24(const T* data, const size_t length,
00077                                  const Dims& dims, const bool byteswap);
00078 
00079 //! Build an RGB image from a YUV444 C array, with optional byte-swapping
00080 template <class T>
00081 Image<PixRGB<T> > fromVideoYUV444(const T* data, const size_t length,
00082                                   const Dims& dims, const bool byteswap);
00083 
00084 //! Build an RGB image from a YUV422 C array, with optional byte-swapping
00085 template <class T>
00086 Image<PixRGB<T> > fromVideoYUV422(const T* data, const size_t length,
00087                                   const Dims& dims, const bool byteswap);
00088 
00089 //! Build an RGB image from a YUV411 C array, with optional byte-swapping
00090 template <class T>
00091 Image<PixRGB<T> > fromVideoYUV411(const T* data, const size_t length,
00092                                   const Dims& dims, const bool byteswap);
00093 
00094 //! Build an RGB image from a YUV422-planar C array
00095 template <class T>
00096 Image<PixRGB<T> > fromVideoYUV444P(const T* data, const size_t length,
00097                                    const Dims& dims);
00098 
00099 //! Build an RGB image from a YUV422-planar C array
00100 template <class T>
00101 Image<PixRGB<T> > fromVideoYUV422P(const T* data, const size_t length,
00102                                    const Dims& dims);
00103 
00104 //! Build an RGB image from a YUV411-planar C array
00105 template <class T>
00106 Image<PixRGB<T> > fromVideoYUV411P(const T* data, const size_t length,
00107                                    const Dims& dims);
00108 
00109 //! Build an RGB image from a YUV420-planar C array
00110 template <class T>
00111 Image<PixRGB<T> > fromVideoYUV420P(const T* data, const size_t length,
00112                                    const Dims& dims);
00113 
00114 //! Build an RGB image from a HM12-planar C array
00115 template <class T>
00116 Image<PixRGB<T> > fromVideoHM12(const T* data, const size_t length,
00117                                    const Dims& dims);
00118 
00119 //! Build an RGB image from a motion compressed jpeg
00120 template <class T>
00121 Image<PixRGB<T> > fromVideoMJPEG(const T* data, const size_t length,
00122                                    const Dims& dims);
00123 
00124 //! Build an RGB image from a YUV410-planar C array
00125 template <class T>
00126 Image<PixRGB<T> > fromVideoYUV410P(const T* data, const size_t length,
00127                                    const Dims& dims);
00128 
00129 //! Build an RGB image from a grayscale C array of size dims.w()*dims.h()
00130 template <class T>
00131 Image<PixRGB<T> > fromMono(const T* data, const size_t length,
00132                            const Dims& dims);
00133 
00134 //! Build an RGB image from a bayer C array
00135 Image<PixRGB<byte> > fromBayer(const byte* data, const size_t length,
00136                               const Dims& dims, BayerFormat ft);
00137 
00138 Image<PixRGB<uint16> > fromBayerU16(const uint16* data, const size_t length,
00139                               const Dims& dims, BayerFormat ft);
00140 
00141 //! Fill pre-allocated YUV422 C arrays with values from an image
00142 void toVideoYUV422(const Image<PixRGB<byte> > img,
00143                    byte* y, byte* u, byte* v,
00144                    const int ystride = 0,
00145                    const int ustride = 0,
00146                    const int vstride = 0);
00147 
00148 // ######################################################################
00149 /* So things look consistent in everyone's emacs... */
00150 /* Local Variables: */
00151 /* mode: c++ */
00152 /* indent-tabs-mode: nil */
00153 /* End: */
00154 
00155 #endif // VIDEO_RGBCONVERSION_H_DEFINED
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