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      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 #ifndef _GRFMT_SUNRAS_H_
     44 #define _GRFMT_SUNRAS_H_
     45 
     46 #include "grfmt_base.hpp"
     47 
     48 namespace cv
     49 {
     50 
     51 enum SunRasType
     52 {
     53     RAS_OLD = 0,
     54     RAS_STANDARD = 1,
     55     RAS_BYTE_ENCODED = 2, /* RLE encoded */
     56     RAS_FORMAT_RGB = 3    /* RGB instead of BGR */
     57 };
     58 
     59 enum SunRasMapType
     60 {
     61     RMT_NONE = 0,       /* direct color encoding */
     62     RMT_EQUAL_RGB = 1   /* paletted image */
     63 };
     64 
     65 
     66 // Sun Raster Reader
     67 class SunRasterDecoder : public BaseImageDecoder
     68 {
     69 public:
     70 
     71     SunRasterDecoder();
     72     virtual ~SunRasterDecoder();
     73 
     74     bool  readData( Mat& img );
     75     bool  readHeader();
     76     void  close();
     77 
     78     ImageDecoder newDecoder() const;
     79 
     80 protected:
     81 
     82     RMByteStream    m_strm;
     83     PaletteEntry    m_palette[256];
     84     int             m_bpp;
     85     int             m_offset;
     86     SunRasType      m_encoding;
     87     SunRasMapType   m_maptype;
     88     int             m_maplength;
     89 };
     90 
     91 
     92 class SunRasterEncoder : public BaseImageEncoder
     93 {
     94 public:
     95     SunRasterEncoder();
     96     virtual ~SunRasterEncoder();
     97 
     98     bool write( const Mat& img, const std::vector<int>& params );
     99 
    100     ImageEncoder newEncoder() const;
    101 };
    102 
    103 }
    104 
    105 #endif/*_GRFMT_SUNRAS_H_*/
    106