Mercurial > hg > orthanc
view Core/ImageFormats/ImageAccessor.cpp @ 815:5dcfdd3bfca9
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author | Sebastien Jodogne <s.jodogne@gmail.com> |
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date | Thu, 08 May 2014 15:52:37 +0200 |
parents | ecedd89055db |
children | a811bdf8b8eb |
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/** * Orthanc - A Lightweight, RESTful DICOM Store * Copyright (C) 2012-2014 Medical Physics Department, CHU of Liege, * Belgium * * This program is free software: you can redistribute it and/or * modify it under the terms of the GNU General Public License as * published by the Free Software Foundation, either version 3 of the * License, or (at your option) any later version. * * In addition, as a special exception, the copyright holders of this * program give permission to link the code of its release with the * OpenSSL project's "OpenSSL" library (or with modified versions of it * that use the same license as the "OpenSSL" library), and distribute * the linked executables. You must obey the GNU General Public License * in all respects for all of the code used other than "OpenSSL". If you * modify file(s) with this exception, you may extend this exception to * your version of the file(s), but you are not obligated to do so. If * you do not wish to do so, delete this exception statement from your * version. If you delete this exception statement from all source files * in the program, then also delete it here. * * This program is distributed in the hope that it will be useful, but * WITHOUT ANY WARRANTY; without even the implied warranty of * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU * General Public License for more details. * * You should have received a copy of the GNU General Public License * along with this program. If not, see <http://www.gnu.org/licenses/>. **/ #include "ImageAccessor.h" #include "../OrthancException.h" #include <stdint.h> namespace Orthanc { void* ImageAccessor::GetBuffer() const { if (readOnly_) { throw OrthancException(ErrorCode_ReadOnly); } return buffer_; } const void* ImageAccessor::GetConstRow(unsigned int y) const { if (buffer_ != NULL) { return reinterpret_cast<const uint8_t*>(buffer_) + y * pitch_; } else { return NULL; } } void* ImageAccessor::GetRow(unsigned int y) const { if (readOnly_) { throw OrthancException(ErrorCode_ReadOnly); } if (buffer_ != NULL) { return reinterpret_cast<uint8_t*>(buffer_) + y * pitch_; } else { return NULL; } } void ImageAccessor::AssignEmpty(PixelFormat format) { readOnly_ = false; format_ = format; width_ = 0; height_ = 0; pitch_ = 0; buffer_ = NULL; } void ImageAccessor::AssignReadOnly(PixelFormat format, unsigned int width, unsigned int height, unsigned int pitch, const void *buffer) { readOnly_ = true; format_ = format; width_ = width; height_ = height; pitch_ = pitch; buffer_ = const_cast<void*>(buffer); } void ImageAccessor::AssignWritable(PixelFormat format, unsigned int width, unsigned int height, unsigned int pitch, void *buffer) { readOnly_ = false; format_ = format; width_ = width; height_ = height; pitch_ = pitch; buffer_ = buffer; } }