Mercurial > hg > orthanc
view OrthancFramework/Sources/Compression/DeflateBaseCompressor.h @ 4127:5be586c6a23e framework-lgpl
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author | Sebastien Jodogne <s.jodogne@gmail.com> |
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date | Tue, 07 Jul 2020 20:28:09 +0200 |
parents | bf7b9edf6b81 |
children | ab4d015af660 |
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/** * Orthanc - A Lightweight, RESTful DICOM Store * Copyright (C) 2012-2016 Sebastien Jodogne, Medical Physics * Department, University Hospital of Liege, Belgium * Copyright (C) 2017-2020 Osimis S.A., Belgium * * This program is free software: you can redistribute it and/or * modify it under the terms of the GNU Lesser General Public License * as published by the Free Software Foundation, either version 3 of * the License, or (at your option) any later version. * * This program is distributed in the hope that it will be useful, but * WITHOUT ANY WARRANTY; without even the implied warranty of * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU * Lesser General Public License for more details. * * You should have received a copy of the GNU Lesser General Public * License along with this program. If not, see * <http://www.gnu.org/licenses/>. **/ #pragma once #include "IBufferCompressor.h" #if !defined(ORTHANC_ENABLE_ZLIB) # error The macro ORTHANC_ENABLE_ZLIB must be defined #endif #if ORTHANC_ENABLE_ZLIB != 1 # error ZLIB support must be enabled to include this file #endif #include <stdint.h> namespace Orthanc { class ORTHANC_PUBLIC DeflateBaseCompressor : public IBufferCompressor { private: uint8_t compressionLevel_; bool prefixWithUncompressedSize_; protected: uint64_t ReadUncompressedSizePrefix(const void* compressed, size_t compressedSize); public: DeflateBaseCompressor() : compressionLevel_(6), prefixWithUncompressedSize_(false) { } void SetCompressionLevel(uint8_t level); void SetPrefixWithUncompressedSize(bool prefix) { prefixWithUncompressedSize_ = prefix; } bool HasPrefixWithUncompressedSize() const { return prefixWithUncompressedSize_; } uint8_t GetCompressionLevel() const { return compressionLevel_; } }; }