115 lines
3.8 KiB
C++
115 lines
3.8 KiB
C++
/*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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// Intel License Agreement
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// For Open Source Computer Vision Library
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//
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// Copyright (C) 2000, Intel Corporation, 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 Intel Corporation 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_JASPER_H_
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#define _GRFMT_JASPER_H_
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#ifdef HAVE_JASPER
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#ifdef WIN32
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#define JAS_WIN_MSVC_BUILD 1
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#endif
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#include <jasper/jasper.h>
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// FIXME bad hack
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#undef uchar
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#undef ulong
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#include "grfmt_base.h"
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/* libpng version only */
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class GrFmtJpeg2000Reader : public GrFmtReader
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{
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public:
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GrFmtJpeg2000Reader( const char* filename );
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~GrFmtJpeg2000Reader();
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bool CheckFormat( const char* signature );
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bool ReadData( uchar* data, int step, int color );
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bool ReadHeader();
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void Close();
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protected:
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bool ReadComponent8u( uchar *data, jas_matrix_t *buffer, int step, int cmpt,
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int maxval, int offset, int ncmpts );
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bool ReadComponent16u( unsigned short *data, jas_matrix_t *buffer, int step, int cmpt,
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int maxval, int offset, int ncmpts );
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jas_stream_t *m_stream;
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jas_image_t *m_image;
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};
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class GrFmtJpeg2000Writer : public GrFmtWriter
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{
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public:
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GrFmtJpeg2000Writer( const char* filename );
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~GrFmtJpeg2000Writer();
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bool IsFormatSupported( int depth );
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bool WriteImage( const uchar* data, int step,
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int width, int height, int depth, int channels );
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protected:
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bool WriteComponent8u( jas_image_t *img, const uchar *data,
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int step, int ncmpts, int w, int h );
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bool WriteComponent16u( jas_image_t *img, const unsigned short *data,
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int step, int ncmpts, int w, int h );
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};
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// PNG filter factory
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class GrFmtJpeg2000 : public GrFmtFilterFactory
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{
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public:
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GrFmtJpeg2000();
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~GrFmtJpeg2000();
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GrFmtReader* NewReader( const char* filename );
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GrFmtWriter* NewWriter( const char* filename );
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};
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#endif
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#endif/*_GRFMT_JASPER_H_*/
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