Mercurial > hg > orthanc

annotate OrthancFramework/Sources/Images/PamWriter.cpp @ 4623:95ffe3b6ef7c db-changes

Find changesets by keywords (author, files, the commit message), revision number or hash, or revset expression.
handling of revisions for metadata
author Sebastien Jodogne <s.jodogne@gmail.com>
date Fri, 16 Apr 2021 17:13:03 +0200
parents d9473bd5ed43
children 7053502fbf97
Ignore whitespace changes - Everywhere: Within whitespace: At end of lines:
rev   line source
2699
52217dc47a4e new image/pam MIME TYPE supported in /instances/../frames/../image-uint8... routes
am@osimis.io
parents:
diff changeset
1 /**
52217dc47a4e new image/pam MIME TYPE supported in /instances/../frames/../image-uint8... routes
am@osimis.io
parents:
diff changeset
2 * Orthanc - A Lightweight, RESTful DICOM Store
52217dc47a4e new image/pam MIME TYPE supported in /instances/../frames/../image-uint8... routes
am@osimis.io
parents:
diff changeset
3 * Copyright (C) 2012-2016 Sebastien Jodogne, Medical Physics
52217dc47a4e new image/pam MIME TYPE supported in /instances/../frames/../image-uint8... routes
am@osimis.io
parents:
diff changeset
4 * Department, University Hospital of Liege, Belgium
4437
d9473bd5ed43 upgrade to year 2021
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 4325
diff changeset
5 * Copyright (C) 2017-2021 Osimis S.A., Belgium
2699
52217dc47a4e new image/pam MIME TYPE supported in /instances/../frames/../image-uint8... routes
am@osimis.io
parents:
diff changeset
6 *
52217dc47a4e new image/pam MIME TYPE supported in /instances/../frames/../image-uint8... routes
am@osimis.io
parents:
diff changeset
7 * 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
8 * 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
9 * 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
10 * the License, or (at your option) any later version.
2699
52217dc47a4e new image/pam MIME TYPE supported in /instances/../frames/../image-uint8... routes
am@osimis.io
parents:
diff changeset
11 *
52217dc47a4e new image/pam MIME TYPE supported in /instances/../frames/../image-uint8... routes
am@osimis.io
parents:
diff changeset
12 * This program is distributed in the hope that it will be useful, but
52217dc47a4e new image/pam MIME TYPE supported in /instances/../frames/../image-uint8... routes
am@osimis.io
parents:
diff changeset
13 * WITHOUT ANY WARRANTY; without even the implied warranty of
52217dc47a4e new image/pam MIME TYPE supported in /instances/../frames/../image-uint8... routes
am@osimis.io
parents:
diff changeset
14 * 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
15 * Lesser General Public License for more details.
2699
52217dc47a4e new image/pam MIME TYPE supported in /instances/../frames/../image-uint8... routes
am@osimis.io
parents:
diff changeset
16 *
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
17 * 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
18 * 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
19 * <http://www.gnu.org/licenses/>.
2699
52217dc47a4e new image/pam MIME TYPE supported in /instances/../frames/../image-uint8... routes
am@osimis.io
parents:
diff changeset
20 **/
52217dc47a4e new image/pam MIME TYPE supported in /instances/../frames/../image-uint8... routes
am@osimis.io
parents:
diff changeset
21
52217dc47a4e new image/pam MIME TYPE supported in /instances/../frames/../image-uint8... routes
am@osimis.io
parents:
diff changeset
22
52217dc47a4e new image/pam MIME TYPE supported in /instances/../frames/../image-uint8... routes
am@osimis.io
parents:
diff changeset
23 #include "../PrecompiledHeaders.h"
52217dc47a4e new image/pam MIME TYPE supported in /instances/../frames/../image-uint8... routes
am@osimis.io
parents:
diff changeset
24 #include "PamWriter.h"
52217dc47a4e new image/pam MIME TYPE supported in /instances/../frames/../image-uint8... routes
am@osimis.io
parents:
diff changeset
25
2703
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 2699
diff changeset
26 #include "../Endianness.h"
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 2699
diff changeset
27 #include "../OrthancException.h"
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 2699
diff changeset
28 #include "../Toolbox.h"
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 2699
diff changeset
29
2705
5c18a22cb981 fix portability of PAM reader/writer
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 2703
diff changeset
30 #include <boost/lexical_cast.hpp>
2699
52217dc47a4e new image/pam MIME TYPE supported in /instances/../frames/../image-uint8... routes
am@osimis.io
parents:
diff changeset
31
52217dc47a4e new image/pam MIME TYPE supported in /instances/../frames/../image-uint8... routes
am@osimis.io
parents:
diff changeset
32
52217dc47a4e new image/pam MIME TYPE supported in /instances/../frames/../image-uint8... routes
am@osimis.io
parents:
diff changeset
33 namespace Orthanc
52217dc47a4e new image/pam MIME TYPE supported in /instances/../frames/../image-uint8... routes
am@osimis.io
parents:
diff changeset
34 {
2705
5c18a22cb981 fix portability of PAM reader/writer
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 2703
diff changeset
35 static void GetPixelFormatInfo(const PixelFormat& format,
5c18a22cb981 fix portability of PAM reader/writer
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 2703
diff changeset
36 unsigned int& maxValue,
5c18a22cb981 fix portability of PAM reader/writer
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 2703
diff changeset
37 unsigned int& channelCount,
5c18a22cb981 fix portability of PAM reader/writer
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 2703
diff changeset
38 unsigned int& bytesPerChannel,
5c18a22cb981 fix portability of PAM reader/writer
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 2703
diff changeset
39 std::string& tupleType)
2699
52217dc47a4e new image/pam MIME TYPE supported in /instances/../frames/../image-uint8... routes
am@osimis.io
parents:
diff changeset
40 {
2705
5c18a22cb981 fix portability of PAM reader/writer
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 2703
diff changeset
41 switch (format)
5c18a22cb981 fix portability of PAM reader/writer
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 2703
diff changeset
42 {
2699
52217dc47a4e new image/pam MIME TYPE supported in /instances/../frames/../image-uint8... routes
am@osimis.io
parents:
diff changeset
43 case PixelFormat_Grayscale8:
52217dc47a4e new image/pam MIME TYPE supported in /instances/../frames/../image-uint8... routes
am@osimis.io
parents:
diff changeset
44 maxValue = 255;
52217dc47a4e new image/pam MIME TYPE supported in /instances/../frames/../image-uint8... routes
am@osimis.io
parents:
diff changeset
45 channelCount = 1;
52217dc47a4e new image/pam MIME TYPE supported in /instances/../frames/../image-uint8... routes
am@osimis.io
parents:
diff changeset
46 bytesPerChannel = 1;
52217dc47a4e new image/pam MIME TYPE supported in /instances/../frames/../image-uint8... routes
am@osimis.io
parents:
diff changeset
47 tupleType = "GRAYSCALE";
52217dc47a4e new image/pam MIME TYPE supported in /instances/../frames/../image-uint8... routes
am@osimis.io
parents:
diff changeset
48 break;
2705
5c18a22cb981 fix portability of PAM reader/writer
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 2703
diff changeset
49
3377
05881bf99c83 Allow the serialization of signed 16bpp images in PAM format
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 3060
diff changeset
50 case PixelFormat_SignedGrayscale16:
2699
52217dc47a4e new image/pam MIME TYPE supported in /instances/../frames/../image-uint8... routes
am@osimis.io
parents:
diff changeset
51 case PixelFormat_Grayscale16:
52217dc47a4e new image/pam MIME TYPE supported in /instances/../frames/../image-uint8... routes
am@osimis.io
parents:
diff changeset
52 maxValue = 65535;
52217dc47a4e new image/pam MIME TYPE supported in /instances/../frames/../image-uint8... routes
am@osimis.io
parents:
diff changeset
53 channelCount = 1;
52217dc47a4e new image/pam MIME TYPE supported in /instances/../frames/../image-uint8... routes
am@osimis.io
parents:
diff changeset
54 bytesPerChannel = 2;
52217dc47a4e new image/pam MIME TYPE supported in /instances/../frames/../image-uint8... routes
am@osimis.io
parents:
diff changeset
55 tupleType = "GRAYSCALE";
52217dc47a4e new image/pam MIME TYPE supported in /instances/../frames/../image-uint8... routes
am@osimis.io
parents:
diff changeset
56 break;
2705
5c18a22cb981 fix portability of PAM reader/writer
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 2703
diff changeset
57
2699
52217dc47a4e new image/pam MIME TYPE supported in /instances/../frames/../image-uint8... routes
am@osimis.io
parents:
diff changeset
58 case PixelFormat_RGB24:
52217dc47a4e new image/pam MIME TYPE supported in /instances/../frames/../image-uint8... routes
am@osimis.io
parents:
diff changeset
59 maxValue = 255;
52217dc47a4e new image/pam MIME TYPE supported in /instances/../frames/../image-uint8... routes
am@osimis.io
parents:
diff changeset
60 channelCount = 3;
52217dc47a4e new image/pam MIME TYPE supported in /instances/../frames/../image-uint8... routes
am@osimis.io
parents:
diff changeset
61 bytesPerChannel = 1;
52217dc47a4e new image/pam MIME TYPE supported in /instances/../frames/../image-uint8... routes
am@osimis.io
parents:
diff changeset
62 tupleType = "RGB";
52217dc47a4e new image/pam MIME TYPE supported in /instances/../frames/../image-uint8... routes
am@osimis.io
parents:
diff changeset
63 break;
2705
5c18a22cb981 fix portability of PAM reader/writer
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 2703
diff changeset
64
2699
52217dc47a4e new image/pam MIME TYPE supported in /instances/../frames/../image-uint8... routes
am@osimis.io
parents:
diff changeset
65 case PixelFormat_RGB48:
52217dc47a4e new image/pam MIME TYPE supported in /instances/../frames/../image-uint8... routes
am@osimis.io
parents:
diff changeset
66 maxValue = 255;
52217dc47a4e new image/pam MIME TYPE supported in /instances/../frames/../image-uint8... routes
am@osimis.io
parents:
diff changeset
67 channelCount = 3;
52217dc47a4e new image/pam MIME TYPE supported in /instances/../frames/../image-uint8... routes
am@osimis.io
parents:
diff changeset
68 bytesPerChannel = 2;
52217dc47a4e new image/pam MIME TYPE supported in /instances/../frames/../image-uint8... routes
am@osimis.io
parents:
diff changeset
69 tupleType = "RGB";
52217dc47a4e new image/pam MIME TYPE supported in /instances/../frames/../image-uint8... routes
am@osimis.io
parents:
diff changeset
70 break;
2705
5c18a22cb981 fix portability of PAM reader/writer
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 2703
diff changeset
71
2699
52217dc47a4e new image/pam MIME TYPE supported in /instances/../frames/../image-uint8... routes
am@osimis.io
parents:
diff changeset
72 default:
52217dc47a4e new image/pam MIME TYPE supported in /instances/../frames/../image-uint8... routes
am@osimis.io
parents:
diff changeset
73 throw OrthancException(ErrorCode_NotImplemented);
52217dc47a4e new image/pam MIME TYPE supported in /instances/../frames/../image-uint8... routes
am@osimis.io
parents:
diff changeset
74 }
52217dc47a4e new image/pam MIME TYPE supported in /instances/../frames/../image-uint8... routes
am@osimis.io
parents:
diff changeset
75 }
52217dc47a4e new image/pam MIME TYPE supported in /instances/../frames/../image-uint8... routes
am@osimis.io
parents:
diff changeset
76
2705
5c18a22cb981 fix portability of PAM reader/writer
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 2703
diff changeset
77
5c18a22cb981 fix portability of PAM reader/writer
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 2703
diff changeset
78 void PamWriter::WriteToMemoryInternal(std::string& target,
2699
52217dc47a4e new image/pam MIME TYPE supported in /instances/../frames/../image-uint8... routes
am@osimis.io
parents:
diff changeset
79 unsigned int width,
52217dc47a4e new image/pam MIME TYPE supported in /instances/../frames/../image-uint8... routes
am@osimis.io
parents:
diff changeset
80 unsigned int height,
2705
5c18a22cb981 fix portability of PAM reader/writer
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 2703
diff changeset
81 unsigned int sourcePitch,
2699
52217dc47a4e new image/pam MIME TYPE supported in /instances/../frames/../image-uint8... routes
am@osimis.io
parents:
diff changeset
82 PixelFormat format,
52217dc47a4e new image/pam MIME TYPE supported in /instances/../frames/../image-uint8... routes
am@osimis.io
parents:
diff changeset
83 const void* buffer)
52217dc47a4e new image/pam MIME TYPE supported in /instances/../frames/../image-uint8... routes
am@osimis.io
parents:
diff changeset
84 {
2705
5c18a22cb981 fix portability of PAM reader/writer
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 2703
diff changeset
85 unsigned int maxValue, channelCount, bytesPerChannel;
5c18a22cb981 fix portability of PAM reader/writer
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 2703
diff changeset
86 std::string tupleType;
5c18a22cb981 fix portability of PAM reader/writer
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 2703
diff changeset
87 GetPixelFormatInfo(format, maxValue, channelCount, bytesPerChannel, tupleType);
5c18a22cb981 fix portability of PAM reader/writer
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 2703
diff changeset
88
5c18a22cb981 fix portability of PAM reader/writer
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 2703
diff changeset
89 target = (std::string("P7") +
5c18a22cb981 fix portability of PAM reader/writer
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 2703
diff changeset
90 std::string("\nWIDTH ") + boost::lexical_cast<std::string>(width) +
5c18a22cb981 fix portability of PAM reader/writer
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 2703
diff changeset
91 std::string("\nHEIGHT ") + boost::lexical_cast<std::string>(height) +
5c18a22cb981 fix portability of PAM reader/writer
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 2703
diff changeset
92 std::string("\nDEPTH ") + boost::lexical_cast<std::string>(channelCount) +
5c18a22cb981 fix portability of PAM reader/writer
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 2703
diff changeset
93 std::string("\nMAXVAL ") + boost::lexical_cast<std::string>(maxValue) +
5c18a22cb981 fix portability of PAM reader/writer
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 2703
diff changeset
94 std::string("\nTUPLTYPE ") + tupleType +
5c18a22cb981 fix portability of PAM reader/writer
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 2703
diff changeset
95 std::string("\nENDHDR\n"));
5c18a22cb981 fix portability of PAM reader/writer
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 2703
diff changeset
96
5c18a22cb981 fix portability of PAM reader/writer
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 2703
diff changeset
97 if (bytesPerChannel != 1 &&
5c18a22cb981 fix portability of PAM reader/writer
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 2703
diff changeset
98 bytesPerChannel != 2)
5c18a22cb981 fix portability of PAM reader/writer
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 2703
diff changeset
99 {
5c18a22cb981 fix portability of PAM reader/writer
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 2703
diff changeset
100 throw OrthancException(ErrorCode_NotImplemented);
5c18a22cb981 fix portability of PAM reader/writer
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 2703
diff changeset
101 }
5c18a22cb981 fix portability of PAM reader/writer
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 2703
diff changeset
102
5c18a22cb981 fix portability of PAM reader/writer
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 2703
diff changeset
103 size_t targetPitch = channelCount * bytesPerChannel * width;
5c18a22cb981 fix portability of PAM reader/writer
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 2703
diff changeset
104 size_t offset = target.size();
5c18a22cb981 fix portability of PAM reader/writer
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 2703
diff changeset
105
5c18a22cb981 fix portability of PAM reader/writer
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 2703
diff changeset
106 target.resize(offset + targetPitch * height);
5c18a22cb981 fix portability of PAM reader/writer
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 2703
diff changeset
107
5c18a22cb981 fix portability of PAM reader/writer
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 2703
diff changeset
108 assert(target.size() != 0);
2699
52217dc47a4e new image/pam MIME TYPE supported in /instances/../frames/../image-uint8... routes
am@osimis.io
parents:
diff changeset
109
2705
5c18a22cb981 fix portability of PAM reader/writer
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 2703
diff changeset
110 if (Toolbox::DetectEndianness() == Endianness_Little &&
5c18a22cb981 fix portability of PAM reader/writer
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 2703
diff changeset
111 bytesPerChannel == 2)
5c18a22cb981 fix portability of PAM reader/writer
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 2703
diff changeset
112 {
5c18a22cb981 fix portability of PAM reader/writer
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 2703
diff changeset
113 // Byte swapping
5c18a22cb981 fix portability of PAM reader/writer
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 2703
diff changeset
114 for (unsigned int h = 0; h < height; ++h)
5c18a22cb981 fix portability of PAM reader/writer
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 2703
diff changeset
115 {
5c18a22cb981 fix portability of PAM reader/writer
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 2703
diff changeset
116 const uint16_t* p = reinterpret_cast<const uint16_t*>
5c18a22cb981 fix portability of PAM reader/writer
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 2703
diff changeset
117 (reinterpret_cast<const uint8_t*>(buffer) + h * sourcePitch);
5c18a22cb981 fix portability of PAM reader/writer
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 2703
diff changeset
118 uint16_t* q = reinterpret_cast<uint16_t*>
5c18a22cb981 fix portability of PAM reader/writer
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 2703
diff changeset
119 (reinterpret_cast<uint8_t*>(&target[offset]) + h * targetPitch);
4325
b96aedfa8cc1 unit tests now running in WebAssembly
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 4119
diff changeset
120
2705
5c18a22cb981 fix portability of PAM reader/writer
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 2703
diff changeset
121 for (unsigned int w = 0; w < width * channelCount; ++w)
5c18a22cb981 fix portability of PAM reader/writer
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 2703
diff changeset
122 {
4325
b96aedfa8cc1 unit tests now running in WebAssembly
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 4119
diff changeset
123 /**
b96aedfa8cc1 unit tests now running in WebAssembly
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 4119
diff changeset
124 * This is Little-Endian computer, and PAM uses
b96aedfa8cc1 unit tests now running in WebAssembly
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 4119
diff changeset
125 * Big-Endian. Need to do a 16-bit swap. We DON'T use
b96aedfa8cc1 unit tests now running in WebAssembly
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 4119
diff changeset
126 * "htobe16()", as the latter only works if the "pixel"
b96aedfa8cc1 unit tests now running in WebAssembly
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 4119
diff changeset
127 * pointer is 16-bit aligned (which is not the case if
b96aedfa8cc1 unit tests now running in WebAssembly
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 4119
diff changeset
128 * "offset" is an odd number), and the trick that was used
b96aedfa8cc1 unit tests now running in WebAssembly
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 4119
diff changeset
129 * in Orthanc <= 1.8.0 (i.e. make a "memcpy()" to a local
b96aedfa8cc1 unit tests now running in WebAssembly
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 4119
diff changeset
130 * uint16_t variable) doesn't seem work for WebAssembly. We
b96aedfa8cc1 unit tests now running in WebAssembly
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 4119
diff changeset
131 * thus use a plain old C implementation. Check out issue
b96aedfa8cc1 unit tests now running in WebAssembly
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 4119
diff changeset
132 * #99: https://bugs.orthanc-server.com/show_bug.cgi?id=99
b96aedfa8cc1 unit tests now running in WebAssembly
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 4119
diff changeset
133 **/
b96aedfa8cc1 unit tests now running in WebAssembly
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 4119
diff changeset
134 const uint8_t* a = reinterpret_cast<const uint8_t*>(p);
b96aedfa8cc1 unit tests now running in WebAssembly
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 4119
diff changeset
135 uint8_t* b = reinterpret_cast<uint8_t*>(q);
b96aedfa8cc1 unit tests now running in WebAssembly
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 4119
diff changeset
136 b[0] = a[1];
b96aedfa8cc1 unit tests now running in WebAssembly
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 4119
diff changeset
137 b[1] = a[0];
b96aedfa8cc1 unit tests now running in WebAssembly
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 4119
diff changeset
138
2705
5c18a22cb981 fix portability of PAM reader/writer
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 2703
diff changeset
139 p++;
5c18a22cb981 fix portability of PAM reader/writer
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 2703
diff changeset
140 q++;
5c18a22cb981 fix portability of PAM reader/writer
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 2703
diff changeset
141 }
5c18a22cb981 fix portability of PAM reader/writer
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 2703
diff changeset
142 }
5c18a22cb981 fix portability of PAM reader/writer
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 2703
diff changeset
143 }
5c18a22cb981 fix portability of PAM reader/writer
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 2703
diff changeset
144 else
5c18a22cb981 fix portability of PAM reader/writer
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 2703
diff changeset
145 {
5c18a22cb981 fix portability of PAM reader/writer
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 2703
diff changeset
146 // Either "bytesPerChannel == 1" (and endianness is not
5c18a22cb981 fix portability of PAM reader/writer
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 2703
diff changeset
147 // relevant), or we run on a big endian architecture (and no
5c18a22cb981 fix portability of PAM reader/writer
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 2703
diff changeset
148 // byte swapping is necessary, as PAM uses big endian)
5c18a22cb981 fix portability of PAM reader/writer
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 2703
diff changeset
149
5c18a22cb981 fix portability of PAM reader/writer
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 2703
diff changeset
150 for (unsigned int h = 0; h < height; ++h)
5c18a22cb981 fix portability of PAM reader/writer
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 2703
diff changeset
151 {
5c18a22cb981 fix portability of PAM reader/writer
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 2703
diff changeset
152 const void* p = reinterpret_cast<const uint8_t*>(buffer) + h * sourcePitch;
5c18a22cb981 fix portability of PAM reader/writer
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 2703
diff changeset
153 void* q = reinterpret_cast<uint8_t*>(&target[offset]) + h * targetPitch;
5c18a22cb981 fix portability of PAM reader/writer
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 2703
diff changeset
154 memcpy(q, p, targetPitch);
5c18a22cb981 fix portability of PAM reader/writer
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 2703
diff changeset
155 }
5c18a22cb981 fix portability of PAM reader/writer
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 2703
diff changeset
156 }
2699
52217dc47a4e new image/pam MIME TYPE supported in /instances/../frames/../image-uint8... routes
am@osimis.io
parents:
diff changeset
157 }
52217dc47a4e new image/pam MIME TYPE supported in /instances/../frames/../image-uint8... routes
am@osimis.io
parents:
diff changeset
158 }