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comparison Core/FileFormats/ImageAccessor.h @ 798:e1d27ee2114a

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ImageAccessor abstraction
author Sebastien Jodogne <s.jodogne@gmail.com>
date Tue, 06 May 2014 12:52:28 +0200
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797:37adac56017a 798:e1d27ee2114a
1 /**
2 * Orthanc - A Lightweight, RESTful DICOM Store
3 * Copyright (C) 2012-2014 Medical Physics Department, CHU of Liege,
4 * Belgium
5 *
6 * This program is free software: you can redistribute it and/or
7 * modify it under the terms of the GNU General Public License as
8 * published by the Free Software Foundation, either version 3 of the
9 * License, or (at your option) any later version.
10 *
11 * In addition, as a special exception, the copyright holders of this
12 * program give permission to link the code of its release with the
13 * OpenSSL project's "OpenSSL" library (or with modified versions of it
14 * that use the same license as the "OpenSSL" library), and distribute
15 * the linked executables. You must obey the GNU General Public License
16 * in all respects for all of the code used other than "OpenSSL". If you
17 * modify file(s) with this exception, you may extend this exception to
18 * your version of the file(s), but you are not obligated to do so. If
19 * you do not wish to do so, delete this exception statement from your
20 * version. If you delete this exception statement from all source files
21 * in the program, then also delete it here.
22 *
23 * This program is distributed in the hope that it will be useful, but
24 * WITHOUT ANY WARRANTY; without even the implied warranty of
25 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
26 * General Public License for more details.
27 *
28 * You should have received a copy of the GNU General Public License
29 * along with this program. If not, see <http://www.gnu.org/licenses/>.
30 **/
31
32
33 #pragma once
34
35 #include "../Enumerations.h"
36
37 namespace Orthanc
38 {
39 class ImageAccessor
40 {
41 private:
42 bool readOnly_;
43 PixelFormat format_;
44 unsigned int width_;
45 unsigned int height_;
46 unsigned int pitch_;
47 void *buffer_;
48
49 public:
50 ImageAccessor()
51 {
52 AssignEmpty(PixelFormat_Grayscale8);
53 }
54
55 bool IsReadOnly() const
56 {
57 return readOnly_;
58 }
59
60 PixelFormat GetFormat() const
61 {
62 return format_;
63 }
64
65 unsigned int GetWidth() const
66 {
67 return width_;
68 }
69
70 unsigned int GetHeight() const
71 {
72 return height_;
73 }
74
75 unsigned int GetPitch() const
76 {
77 return pitch_;
78 }
79
80 const void* GetConstBuffer() const
81 {
82 return buffer_;
83 }
84
85 void* GetBuffer();
86
87 const void* GetConstRow(unsigned int y) const;
88
89 void* GetRow(unsigned int y);
90
91 void AssignEmpty(PixelFormat format);
92
93 void AssignReadOnly(PixelFormat format,
94 unsigned int width,
95 unsigned int height,
96 unsigned int pitch,
97 const void *buffer);
98
99 void AssignWritable(PixelFormat format,
100 unsigned int width,
101 unsigned int height,
102 unsigned int pitch,
103 void *buffer);
104 };
105 }