f4334277
 Hu Chunming
提交3rdparty
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/*M///////////////////////////////////////////////////////////////////////////////////////
//
// IMPORTANT: READ BEFORE DOWNLOADING, COPYING, INSTALLING OR USING.
//
// By downloading, copying, installing or using the software you agree to this license.
// If you do not agree to this license, do not download, install,
// copy or use the software.
//
//
// License Agreement
// For Open Source Computer Vision Library
//
// Copyright (C) 2000-2008, Intel Corporation, all rights reserved.
// Copyright (C) 2009, Willow Garage Inc., all rights reserved.
// Third party copyrights are property of their respective owners.
//
// Redistribution and use in source and binary forms, with or without modification,
// are permitted provided that the following conditions are met:
//
// * Redistribution's of source code must retain the above copyright notice,
// this list of conditions and the following disclaimer.
//
// * Redistribution's in binary form must reproduce the above copyright notice,
// this list of conditions and the following disclaimer in the documentation
// and/or other materials provided with the distribution.
//
// * The name of the copyright holders may not be used to endorse or promote products
// derived from this software without specific prior written permission.
//
// This software is provided by the copyright holders and contributors "as is" and
// any express or implied warranties, including, but not limited to, the implied
// warranties of merchantability and fitness for a particular purpose are disclaimed.
// In no event shall the Intel Corporation or contributors be liable for any direct,
// indirect, incidental, special, exemplary, or consequential damages
// (including, but not limited to, procurement of substitute goods or services;
// loss of use, data, or profits; or business interruption) however caused
// and on any theory of liability, whether in contract, strict liability,
// or tort (including negligence or otherwise) arising in any way out of
// the use of this software, even if advised of the possibility of such damage.
//
//M*/
#ifndef _GRFMT_EXR_H_
#define _GRFMT_EXR_H_
#ifdef HAVE_OPENEXR
#if defined __GNUC__ && defined __APPLE__
# pragma GCC diagnostic ignored "-Wshadow"
#endif
#include <ImfChromaticities.h>
#include <ImfInputFile.h>
#include <ImfChannelList.h>
#include <ImathBox.h>
#include "grfmt_base.hpp"
namespace cv
{
using namespace Imf;
using namespace Imath;
/* libpng version only */
class ExrDecoder CV_FINAL : public BaseImageDecoder
{
public:
ExrDecoder();
~ExrDecoder() CV_OVERRIDE;
int type() const CV_OVERRIDE;
bool readData( Mat& img ) CV_OVERRIDE;
bool readHeader() CV_OVERRIDE;
void close();
ImageDecoder newDecoder() const CV_OVERRIDE;
protected:
void UpSample( uchar *data, int xstep, int ystep, int xsample, int ysample );
void UpSampleX( float *data, int xstep, int xsample );
void UpSampleY( uchar *data, int xstep, int ystep, int ysample );
void ChromaToBGR( float *data, int numlines, int xstep, int ystep );
void RGBToGray( float *in, float *out );
InputFile *m_file;
Imf::PixelType m_type;
Box2i m_datawindow;
bool m_ischroma;
const Channel *m_red;
const Channel *m_green;
const Channel *m_blue;
const Channel *m_alpha;
Chromaticities m_chroma;
int m_bit_depth;
bool m_native_depth;
bool m_iscolor;
bool m_isfloat;
bool m_hasalpha;
private:
ExrDecoder(const ExrDecoder &); // copy disabled
ExrDecoder& operator=(const ExrDecoder &); // assign disabled
};
class ExrEncoder CV_FINAL : public BaseImageEncoder
{
public:
ExrEncoder();
~ExrEncoder() CV_OVERRIDE;
bool isFormatSupported( int depth ) const CV_OVERRIDE;
bool write( const Mat& img, const std::vector<int>& params ) CV_OVERRIDE;
ImageEncoder newEncoder() const CV_OVERRIDE;
};
}
#endif
#endif/*_GRFMT_EXR_H_*/
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