Mercurial > hg > orthanc
annotate Core/ImageFormats/ImageBuffer.cpp @ 860:80c7e53a69b5 jpeg
bugfix
| author | Sebastien Jodogne <s.jodogne@gmail.com> |
|---|---|
| date | Sat, 07 Jun 2014 10:32:15 +0200 |
| parents | 839be3022203 |
| children | 3c0d0836f704 |
| rev | line source |
|---|---|
| 801 | 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 | |
|
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precompiled headers
Sebastien Jodogne <s.jodogne@gmail.com>
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33 #include "../PrecompiledHeaders.h" |
| 801 | 34 #include "ImageBuffer.h" |
| 35 | |
| 860 | 36 #include <stdio.h> |
| 37 | |
| 801 | 38 namespace Orthanc |
| 39 { | |
| 40 void ImageBuffer::Allocate() | |
| 41 { | |
| 42 if (changed_) | |
| 43 { | |
| 844 | 44 /* |
| 45 if (forceMinimalPitch_) | |
| 46 { | |
| 47 TODO: Align pitch and memory buffer to optimal size for SIMD. | |
| 48 } | |
| 49 */ | |
| 50 | |
| 801 | 51 pitch_ = GetBytesPerPixel() * width_; |
| 52 | |
| 53 data_.resize(pitch_ * height_); | |
| 54 if (data_.size() > 0) | |
| 55 { | |
| 56 buffer_ = &data_[0]; | |
| 57 } | |
| 58 else | |
| 59 { | |
| 60 buffer_ = 0; | |
| 61 } | |
| 62 | |
| 63 changed_ = false; | |
| 64 } | |
| 65 } | |
| 66 | |
| 67 | |
|
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68 ImageBuffer::ImageBuffer(unsigned int width, |
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69 unsigned int height, |
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70 PixelFormat format) |
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71 { |
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72 Initialize(); |
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73 SetWidth(width); |
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74 SetHeight(height); |
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75 SetFormat(format); |
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76 } |
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77 |
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78 |
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79 void ImageBuffer::Initialize() |
| 801 | 80 { |
| 81 changed_ = false; | |
| 844 | 82 forceMinimalPitch_ = true; |
| 801 | 83 format_ = PixelFormat_Grayscale8; |
| 84 width_ = 0; | |
| 85 height_ = 0; | |
| 86 pitch_ = 0; | |
| 87 buffer_ = NULL; | |
| 88 } | |
| 89 | |
| 90 | |
| 91 void ImageBuffer::SetFormat(PixelFormat format) | |
| 92 { | |
| 93 changed_ = true; | |
| 94 format_ = format; | |
| 95 } | |
| 96 | |
| 97 | |
| 98 void ImageBuffer::SetWidth(unsigned int width) | |
| 99 { | |
| 100 changed_ = true; | |
| 101 width_ = width; | |
| 102 } | |
| 103 | |
| 104 | |
| 105 void ImageBuffer::SetHeight(unsigned int height) | |
| 106 { | |
| 107 changed_ = true; | |
| 108 height_ = height; | |
| 109 } | |
| 110 | |
| 111 | |
| 112 ImageAccessor ImageBuffer::GetAccessor() | |
| 113 { | |
| 114 Allocate(); | |
| 115 | |
| 116 ImageAccessor accessor; | |
| 117 accessor.AssignWritable(format_, width_, height_, pitch_, buffer_); | |
| 118 return accessor; | |
| 119 } | |
| 120 | |
| 121 | |
| 122 ImageAccessor ImageBuffer::GetConstAccessor() | |
| 123 { | |
| 124 Allocate(); | |
| 125 | |
| 126 ImageAccessor accessor; | |
| 127 accessor.AssignReadOnly(format_, width_, height_, pitch_, buffer_); | |
| 128 return accessor; | |
| 129 } | |
| 844 | 130 |
| 131 | |
| 132 void ImageBuffer::SetMinimalPitchForced(bool force) | |
| 133 { | |
| 134 changed_ = true; | |
| 135 forceMinimalPitch_ = force; | |
| 136 } | |
| 801 | 137 } |