|
0
|
1 /**
|
|
|
2 * Orthanc - A Lightweight, RESTful DICOM Store
|
|
|
3 * Copyright (C) 2012-2015 Sebastien Jodogne, Medical Physics
|
|
|
4 * Department, University Hospital of Liege, 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 "../PrecompiledHeaders.h"
|
|
|
34 #include "ImageAccessor.h"
|
|
|
35
|
|
|
36 #include "../OrthancException.h"
|
|
|
37
|
|
|
38 #include <stdint.h>
|
|
|
39 #include <cassert>
|
|
|
40 #include <boost/lexical_cast.hpp>
|
|
|
41
|
|
|
42 namespace Orthanc
|
|
|
43 {
|
|
|
44 void* ImageAccessor::GetBuffer() const
|
|
|
45 {
|
|
|
46 if (readOnly_)
|
|
|
47 {
|
|
|
48 throw OrthancException(ErrorCode_ReadOnly);
|
|
|
49 }
|
|
|
50
|
|
|
51 return buffer_;
|
|
|
52 }
|
|
|
53
|
|
|
54
|
|
|
55 const void* ImageAccessor::GetConstRow(unsigned int y) const
|
|
|
56 {
|
|
|
57 if (buffer_ != NULL)
|
|
|
58 {
|
|
|
59 return reinterpret_cast<const uint8_t*>(buffer_) + y * pitch_;
|
|
|
60 }
|
|
|
61 else
|
|
|
62 {
|
|
|
63 return NULL;
|
|
|
64 }
|
|
|
65 }
|
|
|
66
|
|
|
67
|
|
|
68 void* ImageAccessor::GetRow(unsigned int y) const
|
|
|
69 {
|
|
|
70 if (readOnly_)
|
|
|
71 {
|
|
|
72 throw OrthancException(ErrorCode_ReadOnly);
|
|
|
73 }
|
|
|
74
|
|
|
75 if (buffer_ != NULL)
|
|
|
76 {
|
|
|
77 return reinterpret_cast<uint8_t*>(buffer_) + y * pitch_;
|
|
|
78 }
|
|
|
79 else
|
|
|
80 {
|
|
|
81 return NULL;
|
|
|
82 }
|
|
|
83 }
|
|
|
84
|
|
|
85
|
|
|
86 void ImageAccessor::AssignEmpty(PixelFormat format)
|
|
|
87 {
|
|
|
88 readOnly_ = false;
|
|
|
89 format_ = format;
|
|
|
90 width_ = 0;
|
|
|
91 height_ = 0;
|
|
|
92 pitch_ = 0;
|
|
|
93 buffer_ = NULL;
|
|
|
94 }
|
|
|
95
|
|
|
96
|
|
|
97 void ImageAccessor::AssignReadOnly(PixelFormat format,
|
|
|
98 unsigned int width,
|
|
|
99 unsigned int height,
|
|
|
100 unsigned int pitch,
|
|
|
101 const void *buffer)
|
|
|
102 {
|
|
|
103 readOnly_ = true;
|
|
|
104 format_ = format;
|
|
|
105 width_ = width;
|
|
|
106 height_ = height;
|
|
|
107 pitch_ = pitch;
|
|
|
108 buffer_ = const_cast<void*>(buffer);
|
|
|
109
|
|
|
110 assert(GetBytesPerPixel() * width_ <= pitch_);
|
|
|
111 }
|
|
|
112
|
|
|
113
|
|
|
114 void ImageAccessor::AssignWritable(PixelFormat format,
|
|
|
115 unsigned int width,
|
|
|
116 unsigned int height,
|
|
|
117 unsigned int pitch,
|
|
|
118 void *buffer)
|
|
|
119 {
|
|
|
120 readOnly_ = false;
|
|
|
121 format_ = format;
|
|
|
122 width_ = width;
|
|
|
123 height_ = height;
|
|
|
124 pitch_ = pitch;
|
|
|
125 buffer_ = buffer;
|
|
|
126
|
|
|
127 assert(GetBytesPerPixel() * width_ <= pitch_);
|
|
|
128 }
|
|
|
129 }
|
