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42 
43 #ifndef _GRFMT_BMP_H_
44 #define _GRFMT_BMP_H_
45 
46 #include "grfmt_base.hpp"
47 
48 namespace cv
49 {
50 
51 enum BmpCompression
52 {
53     BMP_RGB = 0,
54     BMP_RLE8 = 1,
55     BMP_RLE4 = 2,
56     BMP_BITFIELDS = 3
57 };
58 
59 
60 // Windows Bitmap reader
61 class BmpDecoder : public BaseImageDecoder
62 {
63 public:
64 
65     BmpDecoder();
66     ~BmpDecoder();
67 
68     bool  readData( Mat& img );
69     bool  readHeader();
70     void  close();
71 
72     ImageDecoder newDecoder() const;
73 
74 protected:
75 
76     RLByteStream    m_strm;
77     PaletteEntry    m_palette[256];
78     int             m_origin;
79     int             m_bpp;
80     int             m_offset;
81     BmpCompression  m_rle_code;
82 };
83 
84 
85 // ... writer
86 class BmpEncoder : public BaseImageEncoder
87 {
88 public:
89     BmpEncoder();
90     ~BmpEncoder();
91 
92     bool  write( const Mat& img, const std::vector<int>& params );
93 
94     ImageEncoder newEncoder() const;
95 };
96 
97 }
98 
99 #endif/*_GRFMT_BMP_H_*/
100