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_TIFF_H_ 44 #define _GRFMT_TIFF_H_ 45 46 #include "grfmt_base.hpp" 47 48 namespace cv 49 { 50 51 // native simple TIFF codec 52 enum TiffCompression 53 { 54 TIFF_UNCOMP = 1, 55 TIFF_HUFFMAN = 2, 56 TIFF_PACKBITS = 32773 57 }; 58 59 enum TiffByteOrder 60 { 61 TIFF_ORDER_II = 0x4949, 62 TIFF_ORDER_MM = 0x4d4d 63 }; 64 65 66 enum TiffTag 67 { 68 TIFF_TAG_WIDTH = 256, 69 TIFF_TAG_HEIGHT = 257, 70 TIFF_TAG_BITS_PER_SAMPLE = 258, 71 TIFF_TAG_COMPRESSION = 259, 72 TIFF_TAG_PHOTOMETRIC = 262, 73 TIFF_TAG_STRIP_OFFSETS = 273, 74 TIFF_TAG_STRIP_COUNTS = 279, 75 TIFF_TAG_SAMPLES_PER_PIXEL = 277, 76 TIFF_TAG_ROWS_PER_STRIP = 278, 77 TIFF_TAG_PLANAR_CONFIG = 284, 78 TIFF_TAG_COLOR_MAP = 320 79 }; 80 81 82 enum TiffFieldType 83 { 84 TIFF_TYPE_BYTE = 1, 85 TIFF_TYPE_SHORT = 3, 86 TIFF_TYPE_LONG = 4 87 }; 88 89 90 #ifdef HAVE_TIFF 91 92 // libtiff based TIFF codec 93 94 class TiffDecoder : public BaseImageDecoder 95 { 96 public: 97 TiffDecoder(); 98 virtual ~TiffDecoder(); 99 100 bool readHeader(); 101 bool readData( Mat& img ); 102 void close(); 103 bool nextPage(); 104 105 size_t signatureLength() const; 106 bool checkSignature( const String& signature ) const; 107 ImageDecoder newDecoder() const; 108 109 protected: 110 void* m_tif; 111 int normalizeChannelsNumber(int channels) const; 112 bool readHdrData(Mat& img); 113 bool m_hdr; 114 }; 115 116 #endif 117 118 // ... and writer 119 class TiffEncoder : public BaseImageEncoder 120 { 121 public: 122 TiffEncoder(); 123 virtual ~TiffEncoder(); 124 125 bool isFormatSupported( int depth ) const; 126 127 bool write( const Mat& img, const std::vector<int>& params ); 128 ImageEncoder newEncoder() const; 129 130 protected: 131 void writeTag( WLByteStream& strm, TiffTag tag, 132 TiffFieldType fieldType, 133 int count, int value ); 134 135 bool writeLibTiff( const Mat& img, const std::vector<int>& params ); 136 bool writeHdr( const Mat& img ); 137 }; 138 139 } 140 141 #endif/*_GRFMT_TIFF_H_*/ 142