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comparison Core/ImageFormats/ImageAccessor.cpp @ 799:777b6b694da6

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rename folder
author Sebastien Jodogne <s.jodogne@gmail.com>
date Tue, 06 May 2014 12:55:41 +0200
parents Core/FileFormats/ImageAccessor.cpp@e1d27ee2114a
children ecedd89055db
comparison
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798:e1d27ee2114a 799:777b6b694da6
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 #include "ImageAccessor.h"
34
35 #include "../OrthancException.h"
36
37 #include <stdint.h>
38
39 namespace Orthanc
40 {
41 void* ImageAccessor::GetBuffer()
42 {
43 if (readOnly_)
44 {
45 throw OrthancException(ErrorCode_ReadOnly);
46 }
47
48 return buffer_;
49 }
50
51
52 const void* ImageAccessor::GetConstRow(unsigned int y) const
53 {
54 if (buffer_ != NULL)
55 {
56 return reinterpret_cast<const uint8_t*>(buffer_) + y * pitch_;
57 }
58 else
59 {
60 return NULL;
61 }
62 }
63
64
65 void* ImageAccessor::GetRow(unsigned int y)
66 {
67 if (readOnly_)
68 {
69 throw OrthancException(ErrorCode_ReadOnly);
70 }
71
72 if (buffer_ != NULL)
73 {
74 return reinterpret_cast<uint8_t*>(buffer_) + y * pitch_;
75 }
76 else
77 {
78 return NULL;
79 }
80 }
81
82
83 void ImageAccessor::AssignEmpty(PixelFormat format)
84 {
85 readOnly_ = false;
86 format_ = format;
87 width_ = 0;
88 height_ = 0;
89 pitch_ = 0;
90 buffer_ = NULL;
91 }
92
93
94 void ImageAccessor::AssignReadOnly(PixelFormat format,
95 unsigned int width,
96 unsigned int height,
97 unsigned int pitch,
98 const void *buffer)
99 {
100 readOnly_ = true;
101 format_ = format;
102 width_ = width;
103 height_ = height;
104 pitch_ = pitch;
105 buffer_ = const_cast<void*>(buffer);
106 }
107
108
109 void ImageAccessor::AssignWritable(PixelFormat format,
110 unsigned int width,
111 unsigned int height,
112 unsigned int pitch,
113 void *buffer)
114 {
115 readOnly_ = false;
116 format_ = format;
117 width_ = width;
118 height_ = height;
119 pitch_ = pitch;
120 buffer_ = buffer;
121 }
122 }