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comparison OrthancFramework/Sources/Images/NumpyWriter.h @ 4834:bec432ee1094

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download of numpy arrays from the REST API
author Sebastien Jodogne <s.jodogne@gmail.com>
date Fri, 26 Nov 2021 19:03:32 +0100
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children 6f780611fc03
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4833:970092a67897 4834:bec432ee1094
1 /**
2 * Orthanc - A Lightweight, RESTful DICOM Store
3 * Copyright (C) 2012-2016 Sebastien Jodogne, Medical Physics
4 * Department, University Hospital of Liege, Belgium
5 * Copyright (C) 2017-2021 Osimis S.A., Belgium
6 * Copyright (C) 2021-2021 Sebastien Jodogne, ICTEAM UCLouvain, Belgium
7 *
8 * This program is free software: you can redistribute it and/or
9 * modify it under the terms of the GNU Lesser General Public License
10 * as published by the Free Software Foundation, either version 3 of
11 * the License, or (at your option) any later version.
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
16 * Lesser General Public License for more details.
17 *
18 * You should have received a copy of the GNU Lesser General Public
19 * License along with this program. If not, see
20 * <http://www.gnu.org/licenses/>.
21 **/
22
23
24 #pragma once
25
26 #if !defined(ORTHANC_ENABLE_ZLIB)
27 # error The macro ORTHANC_ENABLE_ZLIB must be defined
28 #endif
29
30 #include "IImageWriter.h"
31 #include "../ChunkedBuffer.h"
32 #include "../Compatibility.h" // For ORTHANC_OVERRIDE
33
34 namespace Orthanc
35 {
36 class ORTHANC_PUBLIC NumpyWriter : public IImageWriter
37 {
38 protected:
39 #if ORTHANC_SANDBOXED == 0
40 virtual void WriteToFileInternal(const std::string& filename,
41 unsigned int width,
42 unsigned int height,
43 unsigned int pitch,
44 PixelFormat format,
45 const void* buffer) ORTHANC_OVERRIDE;
46 #endif
47
48 virtual void WriteToMemoryInternal(std::string& content,
49 unsigned int width,
50 unsigned int height,
51 unsigned int pitch,
52 PixelFormat format,
53 const void* buffer) ORTHANC_OVERRIDE;
54
55 private:
56 bool compressed_;
57
58 public:
59 NumpyWriter();
60
61 void SetCompressed(bool compressed);
62
63 bool IsCompressed() const
64 {
65 return compressed_;
66 }
67
68 static void WriteHeader(ChunkedBuffer& target,
69 unsigned int depth, // Must be "0" for 2D images
70 unsigned int width,
71 unsigned int height,
72 PixelFormat format);
73
74 static void WritePixels(ChunkedBuffer& target,
75 const ImageAccessor& image);
76
77 static void Finalize(std::string& target,
78 ChunkedBuffer& source,
79 bool compress);
80 };
81 }