1/////////////////////////////////////////////////////////////////////////// 2// 3// Copyright (c) 2002, Industrial Light & Magic, a division of Lucas 4// Digital Ltd. LLC 5// 6// All rights reserved. 7// 8// Redistribution and use in source and binary forms, with or without 9// modification, are permitted provided that the following conditions are 10// met: 11// * Redistributions of source code must retain the above copyright 12// notice, this list of conditions and the following disclaimer. 13// * Redistributions in binary form must reproduce the above 14// copyright notice, this list of conditions and the following disclaimer 15// in the documentation and/or other materials provided with the 16// distribution. 17// * Neither the name of Industrial Light & Magic nor the names of 18// its contributors may be used to endorse or promote products derived 19// from this software without specific prior written permission. 20// 21// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS 22// "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT 23// LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR 24// A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT 25// OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, 26// SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT 27// LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, 28// DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY 29// THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT 30// (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE 31// OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 32// 33/////////////////////////////////////////////////////////////////////////// 34 35 36 37#ifndef INCLUDED_IMF_ZIP_COMPRESSOR_H 38#define INCLUDED_IMF_ZIP_COMPRESSOR_H 39 40//----------------------------------------------------------------------------- 41// 42// class ZipCompressor -- performs zlib-style compression 43// 44//----------------------------------------------------------------------------- 45 46#include <ImfCompressor.h> 47 48namespace Imf { 49 50 51class ZipCompressor: public Compressor 52{ 53 public: 54 55 ZipCompressor (const Header &hdr, 56 size_t maxScanLineSize, 57 size_t numScanLines); 58 59 virtual ~ZipCompressor (); 60 61 virtual int numScanLines () const; 62 63 virtual int compress (const char *inPtr, 64 int inSize, 65 int minY, 66 const char *&outPtr); 67 68 virtual int uncompress (const char *inPtr, 69 int inSize, 70 int minY, 71 const char *&outPtr); 72 private: 73 74 int _maxScanLineSize; 75 int _numScanLines; 76 char * _tmpBuffer; 77 char * _outBuffer; 78}; 79 80 81} // namespace Imf 82 83#endif 84