|
Packit |
c2c737 |
///////////////////////////////////////////////////////////////////////////
|
|
Packit |
c2c737 |
//
|
|
Packit |
c2c737 |
// Copyright (c) 2006, Industrial Light & Magic, a division of Lucas
|
|
Packit |
c2c737 |
// Digital Ltd. LLC
|
|
Packit |
c2c737 |
//
|
|
Packit |
c2c737 |
// All rights reserved.
|
|
Packit |
c2c737 |
//
|
|
Packit |
c2c737 |
// Redistribution and use in source and binary forms, with or without
|
|
Packit |
c2c737 |
// modification, are permitted provided that the following conditions are
|
|
Packit |
c2c737 |
// met:
|
|
Packit |
c2c737 |
// * Redistributions of source code must retain the above copyright
|
|
Packit |
c2c737 |
// notice, this list of conditions and the following disclaimer.
|
|
Packit |
c2c737 |
// * Redistributions in binary form must reproduce the above
|
|
Packit |
c2c737 |
// copyright notice, this list of conditions and the following disclaimer
|
|
Packit |
c2c737 |
// in the documentation and/or other materials provided with the
|
|
Packit |
c2c737 |
// distribution.
|
|
Packit |
c2c737 |
// * Neither the name of Industrial Light & Magic nor the names of
|
|
Packit |
c2c737 |
// its contributors may be used to endorse or promote products derived
|
|
Packit |
c2c737 |
// from this software without specific prior written permission.
|
|
Packit |
c2c737 |
//
|
|
Packit |
c2c737 |
// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
|
|
Packit |
c2c737 |
// "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
|
|
Packit |
c2c737 |
// LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
|
|
Packit |
c2c737 |
// A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
|
|
Packit |
c2c737 |
// OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
|
|
Packit |
c2c737 |
// SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
|
|
Packit |
c2c737 |
// LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
|
|
Packit |
c2c737 |
// DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
|
|
Packit |
c2c737 |
// THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
|
|
Packit |
c2c737 |
// (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
|
|
Packit |
c2c737 |
// OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
|
|
Packit |
c2c737 |
//
|
|
Packit |
c2c737 |
///////////////////////////////////////////////////////////////////////////
|
|
Packit |
c2c737 |
|
|
Packit |
c2c737 |
|
|
Packit |
c2c737 |
#ifndef INCLUDED_IMF_B44_COMPRESSOR_H
|
|
Packit |
c2c737 |
#define INCLUDED_IMF_B44_COMPRESSOR_H
|
|
Packit |
c2c737 |
|
|
Packit |
c2c737 |
//-----------------------------------------------------------------------------
|
|
Packit |
c2c737 |
//
|
|
Packit |
c2c737 |
// class B44Compressor -- lossy compression of 4x4 pixel blocks
|
|
Packit |
c2c737 |
//
|
|
Packit |
c2c737 |
//-----------------------------------------------------------------------------
|
|
Packit |
c2c737 |
|
|
Packit |
c2c737 |
#include "ImfCompressor.h"
|
|
Packit |
c2c737 |
#include "ImfNamespace.h"
|
|
Packit |
c2c737 |
#include "ImfExport.h"
|
|
Packit |
c2c737 |
#include "ImfForward.h"
|
|
Packit |
c2c737 |
|
|
Packit |
c2c737 |
OPENEXR_IMF_INTERNAL_NAMESPACE_HEADER_ENTER
|
|
Packit |
c2c737 |
|
|
Packit |
c2c737 |
|
|
Packit |
c2c737 |
class IMF_EXPORT B44Compressor: public Compressor
|
|
Packit |
c2c737 |
{
|
|
Packit |
c2c737 |
public:
|
|
Packit |
c2c737 |
|
|
Packit |
c2c737 |
B44Compressor (const Header &hdr,
|
|
Packit |
c2c737 |
size_t maxScanLineSize,
|
|
Packit |
c2c737 |
size_t numScanLines,
|
|
Packit |
c2c737 |
bool optFlatFields);
|
|
Packit |
c2c737 |
|
|
Packit |
c2c737 |
virtual ~B44Compressor ();
|
|
Packit |
c2c737 |
|
|
Packit |
c2c737 |
virtual int numScanLines () const;
|
|
Packit |
c2c737 |
|
|
Packit |
c2c737 |
virtual Format format () const;
|
|
Packit |
c2c737 |
|
|
Packit |
c2c737 |
virtual int compress (const char *inPtr,
|
|
Packit |
c2c737 |
int inSize,
|
|
Packit |
c2c737 |
int minY,
|
|
Packit |
c2c737 |
const char *&outPtr);
|
|
Packit |
c2c737 |
|
|
Packit |
c2c737 |
virtual int compressTile (const char *inPtr,
|
|
Packit |
c2c737 |
int inSize,
|
|
Packit |
c2c737 |
IMATH_NAMESPACE::Box2i range,
|
|
Packit |
c2c737 |
const char *&outPtr);
|
|
Packit |
c2c737 |
|
|
Packit |
c2c737 |
virtual int uncompress (const char *inPtr,
|
|
Packit |
c2c737 |
int inSize,
|
|
Packit |
c2c737 |
int minY,
|
|
Packit |
c2c737 |
const char *&outPtr);
|
|
Packit |
c2c737 |
|
|
Packit |
c2c737 |
virtual int uncompressTile (const char *inPtr,
|
|
Packit |
c2c737 |
int inSize,
|
|
Packit |
c2c737 |
IMATH_NAMESPACE::Box2i range,
|
|
Packit |
c2c737 |
const char *&outPtr);
|
|
Packit |
c2c737 |
private:
|
|
Packit |
c2c737 |
|
|
Packit |
c2c737 |
struct ChannelData;
|
|
Packit |
c2c737 |
|
|
Packit |
c2c737 |
int compress (const char *inPtr,
|
|
Packit |
c2c737 |
int inSize,
|
|
Packit |
c2c737 |
IMATH_NAMESPACE::Box2i range,
|
|
Packit |
c2c737 |
const char *&outPtr);
|
|
Packit |
c2c737 |
|
|
Packit |
c2c737 |
int uncompress (const char *inPtr,
|
|
Packit |
c2c737 |
int inSize,
|
|
Packit |
c2c737 |
IMATH_NAMESPACE::Box2i range,
|
|
Packit |
c2c737 |
const char *&outPtr);
|
|
Packit |
c2c737 |
|
|
Packit |
c2c737 |
int _maxScanLineSize;
|
|
Packit |
c2c737 |
bool _optFlatFields;
|
|
Packit |
c2c737 |
Format _format;
|
|
Packit |
c2c737 |
int _numScanLines;
|
|
Packit |
c2c737 |
unsigned short * _tmpBuffer;
|
|
Packit |
c2c737 |
char * _outBuffer;
|
|
Packit |
c2c737 |
int _numChans;
|
|
Packit |
c2c737 |
const ChannelList & _channels;
|
|
Packit |
c2c737 |
ChannelData * _channelData;
|
|
Packit |
c2c737 |
int _minX;
|
|
Packit |
c2c737 |
int _maxX;
|
|
Packit |
c2c737 |
int _maxY;
|
|
Packit |
c2c737 |
};
|
|
Packit |
c2c737 |
|
|
Packit |
c2c737 |
|
|
Packit |
c2c737 |
OPENEXR_IMF_INTERNAL_NAMESPACE_HEADER_EXIT
|
|
Packit |
c2c737 |
|
|
Packit |
c2c737 |
#endif
|