87 lines
2.9 KiB
C
87 lines
2.9 KiB
C
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///////////////////////////////////////////////////////////////////////////
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//
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// Copyright (c) 2002, Industrial Light & Magic, a division of Lucas
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// Digital Ltd. LLC
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//
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// All rights reserved.
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//
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// Redistribution and use in source and binary forms, with or without
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// modification, are permitted provided that the following conditions are
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// met:
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// * Redistributions of source code must retain the above copyright
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// notice, this list of conditions and the following disclaimer.
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// * Redistributions in binary form must reproduce the above
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// copyright notice, this list of conditions and the following disclaimer
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// in the documentation and/or other materials provided with the
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// distribution.
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// * Neither the name of Industrial Light & Magic nor the names of
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// its contributors may be used to endorse or promote products derived
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// 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
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// "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
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// LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
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// A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
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// OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
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// SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
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// LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
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// DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
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// THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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// (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
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// OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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//
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///////////////////////////////////////////////////////////////////////////
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#ifndef INCLUDED_IMF_ZIP_H
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#define INCLUDED_IMF_ZIP_H
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#include "ImfNamespace.h"
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#include "ImfExport.h"
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#include <cstddef>
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OPENEXR_IMF_INTERNAL_NAMESPACE_HEADER_ENTER
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class Zip
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{
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public:
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IMF_EXPORT
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explicit Zip(size_t rawMaxSize);
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IMF_EXPORT
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Zip(size_t maxScanlineSize, size_t numScanLines);
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IMF_EXPORT
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~Zip();
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IMF_EXPORT
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size_t maxRawSize();
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IMF_EXPORT
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size_t maxCompressedSize();
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//
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// Compress the raw data into the provided buffer.
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// Returns the amount of compressed data.
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//
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IMF_EXPORT
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int compress(const char *raw, int rawSize, char *compressed);
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//
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// Uncompress the compressed data into the provided
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// buffer. Returns the amount of raw data actually decoded.
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//
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IMF_EXPORT
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int uncompress(const char *compressed, int compressedSize,
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char *raw);
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private:
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size_t _maxRawSize;
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char *_tmpBuffer;
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Zip();
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Zip(const Zip&);
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};
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OPENEXR_IMF_INTERNAL_NAMESPACE_HEADER_EXIT
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#endif
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