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113 lines
3.5 KiB
113 lines
3.5 KiB
/*M/////////////////////////////////////////////////////////////////////////////////////// |
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// |
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// IMPORTANT: READ BEFORE DOWNLOADING, COPYING, INSTALLING OR USING. |
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// |
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// By downloading, copying, installing or using the software you agree to this license. |
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// If you do not agree to this license, do not download, install, |
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// copy or use the software. |
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// |
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// |
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// License Agreement |
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// For Open Source Computer Vision Library |
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// |
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// Copyright (C) 2000-2008, Intel Corporation, all rights reserved. |
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// Copyright (C) 2009, Willow Garage Inc., all rights reserved. |
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// Third party copyrights are property of their respective owners. |
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// |
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// Redistribution and use in source and binary forms, with or without modification, |
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// are permitted provided that the following conditions are met: |
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// |
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// * Redistribution's of source code must retain the above copyright notice, |
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// this list of conditions and the following disclaimer. |
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// |
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// * Redistribution's in binary form must reproduce the above copyright notice, |
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// this list of conditions and the following disclaimer in the documentation |
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// and/or other materials provided with the distribution. |
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// |
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// * The name of the copyright holders may not be used to endorse or promote products |
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// derived from this software without specific prior written permission. |
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// |
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// This software is provided by the copyright holders and contributors "as is" and |
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// any express or implied warranties, including, but not limited to, the implied |
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// warranties of merchantability and fitness for a particular purpose are disclaimed. |
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// In no event shall the Intel Corporation or contributors be liable for any direct, |
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// indirect, incidental, special, exemplary, or consequential damages |
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// (including, but not limited to, procurement of substitute goods or services; |
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// loss of use, data, or profits; or business interruption) however caused |
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// and on any theory of liability, whether in contract, strict liability, |
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// or tort (including negligence or otherwise) arising in any way out of |
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// the use of this software, even if advised of the possibility of such damage. |
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// |
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//M*/ |
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#ifndef _GRFMT_JPEG_H_ |
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#define _GRFMT_JPEG_H_ |
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#include "grfmt_base.hpp" |
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#include "bitstrm.hpp" |
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#ifdef HAVE_JPEG |
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// IJG-based Jpeg codec |
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namespace cv |
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{ |
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/** |
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* @brief Jpeg markers that can be encountered in a Jpeg file |
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*/ |
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enum AppMarkerTypes |
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{ |
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SOI = 0xD8, SOF0 = 0xC0, SOF2 = 0xC2, DHT = 0xC4, |
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DQT = 0xDB, DRI = 0xDD, SOS = 0xDA, |
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RST0 = 0xD0, RST1 = 0xD1, RST2 = 0xD2, RST3 = 0xD3, |
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RST4 = 0xD4, RST5 = 0xD5, RST6 = 0xD6, RST7 = 0xD7, |
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APP0 = 0xE0, APP1 = 0xE1, APP2 = 0xE2, APP3 = 0xE3, |
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APP4 = 0xE4, APP5 = 0xE5, APP6 = 0xE6, APP7 = 0xE7, |
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APP8 = 0xE8, APP9 = 0xE9, APP10 = 0xEA, APP11 = 0xEB, |
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APP12 = 0xEC, APP13 = 0xED, APP14 = 0xEE, APP15 = 0xEF, |
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COM = 0xFE, EOI = 0xD9 |
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}; |
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class JpegDecoder CV_FINAL : public BaseImageDecoder |
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{ |
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public: |
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JpegDecoder(); |
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virtual ~JpegDecoder(); |
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bool readData( Mat& img ) CV_OVERRIDE; |
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bool readHeader() CV_OVERRIDE; |
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void close(); |
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ImageDecoder newDecoder() const CV_OVERRIDE; |
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protected: |
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FILE* m_f; |
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void* m_state; |
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private: |
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JpegDecoder(const JpegDecoder &); // copy disabled |
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JpegDecoder& operator=(const JpegDecoder &); // assign disabled |
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}; |
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class JpegEncoder CV_FINAL : public BaseImageEncoder |
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{ |
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public: |
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JpegEncoder(); |
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virtual ~JpegEncoder(); |
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bool write( const Mat& img, const std::vector<int>& params ) CV_OVERRIDE; |
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ImageEncoder newEncoder() const CV_OVERRIDE; |
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}; |
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} |
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#endif |
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#endif/*_GRFMT_JPEG_H_*/
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