Mercurial > hg > orthanc
annotate OrthancFramework/Sources/Compression/DeflateBaseCompressor.h @ 4127:5be586c6a23e framework-lgpl
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| author | Sebastien Jodogne <s.jodogne@gmail.com> |
|---|---|
| date | Tue, 07 Jul 2020 20:28:09 +0200 |
| parents | bf7b9edf6b81 |
| children | ab4d015af660 |
| rev | line source |
|---|---|
| 1512 | 1 /** |
| 2 * Orthanc - A Lightweight, RESTful DICOM Store | |
| 1900 | 3 * Copyright (C) 2012-2016 Sebastien Jodogne, Medical Physics |
| 1512 | 4 * Department, University Hospital of Liege, Belgium |
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5 * Copyright (C) 2017-2020 Osimis S.A., Belgium |
| 1512 | 6 * |
| 7 * This program is free software: you can redistribute it and/or | |
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8 * modify it under the terms of the GNU Lesser General Public License |
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9 * as published by the Free Software Foundation, either version 3 of |
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parents:
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10 * the License, or (at your option) any later version. |
| 1512 | 11 * |
| 12 * This program is distributed in the hope that it will be useful, but | |
| 13 * WITHOUT ANY WARRANTY; without even the implied warranty of | |
| 14 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU | |
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parents:
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15 * Lesser General Public License for more details. |
| 1512 | 16 * |
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17 * You should have received a copy of the GNU Lesser General Public |
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bf7b9edf6b81
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parents:
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18 * License along with this program. If not, see |
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bf7b9edf6b81
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parents:
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19 * <http://www.gnu.org/licenses/>. |
| 1512 | 20 **/ |
| 21 | |
| 22 | |
| 23 #pragma once | |
| 24 | |
| 25 #include "IBufferCompressor.h" | |
| 26 | |
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27 #if !defined(ORTHANC_ENABLE_ZLIB) |
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28 # error The macro ORTHANC_ENABLE_ZLIB must be defined |
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29 #endif |
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30 |
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31 #if ORTHANC_ENABLE_ZLIB != 1 |
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32 # error ZLIB support must be enabled to include this file |
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33 #endif |
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34 |
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35 |
| 1512 | 36 #include <stdint.h> |
| 37 | |
| 38 namespace Orthanc | |
| 39 { | |
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40 class ORTHANC_PUBLIC DeflateBaseCompressor : public IBufferCompressor |
| 1512 | 41 { |
| 42 private: | |
| 43 uint8_t compressionLevel_; | |
| 44 bool prefixWithUncompressedSize_; | |
| 45 | |
| 1513 | 46 protected: |
| 47 uint64_t ReadUncompressedSizePrefix(const void* compressed, | |
| 48 size_t compressedSize); | |
| 49 | |
| 1512 | 50 public: |
| 51 DeflateBaseCompressor() : | |
| 52 compressionLevel_(6), | |
| 53 prefixWithUncompressedSize_(false) | |
| 54 { | |
| 55 } | |
| 56 | |
| 57 void SetCompressionLevel(uint8_t level); | |
| 58 | |
| 59 void SetPrefixWithUncompressedSize(bool prefix) | |
| 60 { | |
| 61 prefixWithUncompressedSize_ = prefix; | |
| 62 } | |
| 63 | |
| 64 bool HasPrefixWithUncompressedSize() const | |
| 65 { | |
| 66 return prefixWithUncompressedSize_; | |
| 67 } | |
| 68 | |
| 69 uint8_t GetCompressionLevel() const | |
| 70 { | |
| 71 return compressionLevel_; | |
| 72 } | |
| 73 }; | |
| 74 } |