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