Mercurial > hg > orthanc
annotate OrthancFramework/Sources/Compression/DeflateBaseCompressor.cpp @ 5207:e7529e6241d2 db-protobuf
first successful protobuf communication
author | Sebastien Jodogne <s.jodogne@gmail.com> |
---|---|
date | Thu, 30 Mar 2023 21:31:56 +0200 |
parents | 0ea402b4d901 |
children | 48b8dae6dc77 |
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 |
5185
0ea402b4d901
upgrade to year 2023
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
4870
diff
changeset
|
5 * Copyright (C) 2017-2023 Osimis S.A., Belgium |
0ea402b4d901
upgrade to year 2023
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
4870
diff
changeset
|
6 * Copyright (C) 2021-2023 Sebastien Jodogne, ICTEAM UCLouvain, Belgium |
1512 | 7 * |
8 * This program is free software: you can redistribute it and/or | |
4119
bf7b9edf6b81
re-licensing the OrthancFramework to LGPL, in order to license Stone of Orthanc under LGPL
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
4044
diff
changeset
|
9 * modify it under the terms of the GNU Lesser General Public License |
bf7b9edf6b81
re-licensing the OrthancFramework to LGPL, in order to license Stone of Orthanc under LGPL
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
4044
diff
changeset
|
10 * as published by the Free Software Foundation, either version 3 of |
bf7b9edf6b81
re-licensing the OrthancFramework to LGPL, in order to license Stone of Orthanc under LGPL
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
4044
diff
changeset
|
11 * the License, or (at your option) any later version. |
1512 | 12 * |
13 * This program is distributed in the hope that it will be useful, but | |
14 * WITHOUT ANY WARRANTY; without even the implied warranty of | |
15 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU | |
4119
bf7b9edf6b81
re-licensing the OrthancFramework to LGPL, in order to license Stone of Orthanc under LGPL
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
4044
diff
changeset
|
16 * Lesser General Public License for more details. |
1512 | 17 * |
4119
bf7b9edf6b81
re-licensing the OrthancFramework to LGPL, in order to license Stone of Orthanc under LGPL
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
4044
diff
changeset
|
18 * You should have received a copy of the GNU Lesser General Public |
bf7b9edf6b81
re-licensing the OrthancFramework to LGPL, in order to license Stone of Orthanc under LGPL
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
4044
diff
changeset
|
19 * License along with this program. If not, see |
bf7b9edf6b81
re-licensing the OrthancFramework to LGPL, in order to license Stone of Orthanc under LGPL
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
4044
diff
changeset
|
20 * <http://www.gnu.org/licenses/>. |
1512 | 21 **/ |
22 | |
23 | |
24 #include "../PrecompiledHeaders.h" | |
25 #include "DeflateBaseCompressor.h" | |
26 | |
27 #include "../OrthancException.h" | |
1582
bd1889029cbb
encoding of exceptions
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
1513
diff
changeset
|
28 #include "../Logging.h" |
1512 | 29 |
1513 | 30 #include <string.h> |
31 | |
1512 | 32 namespace Orthanc |
33 { | |
4279
ab4d015af660
moving inline methods to source files for ABI compatibility
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
4119
diff
changeset
|
34 DeflateBaseCompressor::DeflateBaseCompressor() : |
ab4d015af660
moving inline methods to source files for ABI compatibility
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
4119
diff
changeset
|
35 compressionLevel_(6), |
ab4d015af660
moving inline methods to source files for ABI compatibility
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
4119
diff
changeset
|
36 prefixWithUncompressedSize_(false) |
ab4d015af660
moving inline methods to source files for ABI compatibility
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
4119
diff
changeset
|
37 { |
ab4d015af660
moving inline methods to source files for ABI compatibility
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
4119
diff
changeset
|
38 } |
ab4d015af660
moving inline methods to source files for ABI compatibility
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
4119
diff
changeset
|
39 |
ab4d015af660
moving inline methods to source files for ABI compatibility
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
4119
diff
changeset
|
40 |
1512 | 41 void DeflateBaseCompressor::SetCompressionLevel(uint8_t level) |
42 { | |
43 if (level >= 10) | |
44 { | |
2954
d924f9bb61cc
taking advantage of details in OrthancException
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
2447
diff
changeset
|
45 throw OrthancException(ErrorCode_ParameterOutOfRange, |
d924f9bb61cc
taking advantage of details in OrthancException
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
2447
diff
changeset
|
46 "Zlib compression level must be between 0 (no compression) and 9 (highest compression)"); |
1512 | 47 } |
48 | |
49 compressionLevel_ = level; | |
50 } | |
1513 | 51 |
52 | |
53 uint64_t DeflateBaseCompressor::ReadUncompressedSizePrefix(const void* compressed, | |
54 size_t compressedSize) | |
55 { | |
56 if (compressedSize == 0) | |
57 { | |
58 return 0; | |
59 } | |
60 | |
61 if (compressedSize < sizeof(uint64_t)) | |
62 { | |
2954
d924f9bb61cc
taking advantage of details in OrthancException
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
2447
diff
changeset
|
63 throw OrthancException(ErrorCode_CorruptedFile, "The compressed buffer is ill-formed"); |
1513 | 64 } |
65 | |
66 uint64_t size; | |
67 memcpy(&size, compressed, sizeof(uint64_t)); | |
68 | |
69 return size; | |
70 } | |
71 | |
4279
ab4d015af660
moving inline methods to source files for ABI compatibility
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
4119
diff
changeset
|
72 |
4297 | 73 void DeflateBaseCompressor::SetPrefixWithUncompressedSize(bool prefix) |
4279
ab4d015af660
moving inline methods to source files for ABI compatibility
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
4119
diff
changeset
|
74 { |
ab4d015af660
moving inline methods to source files for ABI compatibility
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
4119
diff
changeset
|
75 prefixWithUncompressedSize_ = prefix; |
ab4d015af660
moving inline methods to source files for ABI compatibility
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
4119
diff
changeset
|
76 } |
ab4d015af660
moving inline methods to source files for ABI compatibility
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
4119
diff
changeset
|
77 |
ab4d015af660
moving inline methods to source files for ABI compatibility
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
4119
diff
changeset
|
78 bool DeflateBaseCompressor::HasPrefixWithUncompressedSize() const |
ab4d015af660
moving inline methods to source files for ABI compatibility
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
4119
diff
changeset
|
79 { |
ab4d015af660
moving inline methods to source files for ABI compatibility
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
4119
diff
changeset
|
80 return prefixWithUncompressedSize_; |
ab4d015af660
moving inline methods to source files for ABI compatibility
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
4119
diff
changeset
|
81 } |
ab4d015af660
moving inline methods to source files for ABI compatibility
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
4119
diff
changeset
|
82 |
ab4d015af660
moving inline methods to source files for ABI compatibility
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
4119
diff
changeset
|
83 uint8_t DeflateBaseCompressor::GetCompressionLevel() const |
ab4d015af660
moving inline methods to source files for ABI compatibility
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
4119
diff
changeset
|
84 { |
ab4d015af660
moving inline methods to source files for ABI compatibility
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
4119
diff
changeset
|
85 return compressionLevel_; |
ab4d015af660
moving inline methods to source files for ABI compatibility
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
4119
diff
changeset
|
86 } |
1512 | 87 } |