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1 /**
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2 * Orthanc - A Lightweight, RESTful DICOM Store
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3 * Copyright (C) 2012-2015 Sebastien Jodogne, Medical Physics
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4 * Department, University Hospital of Liege, Belgium
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5 *
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6 * This program is free software: you can redistribute it and/or
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7 * modify it under the terms of the GNU General Public License as
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8 * published by the Free Software Foundation, either version 3 of the
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9 * License, or (at your option) any later version.
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10 *
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11 * In addition, as a special exception, the copyright holders of this
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12 * program give permission to link the code of its release with the
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13 * OpenSSL project's "OpenSSL" library (or with modified versions of it
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14 * that use the same license as the "OpenSSL" library), and distribute
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15 * the linked executables. You must obey the GNU General Public License
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16 * in all respects for all of the code used other than "OpenSSL". If you
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17 * modify file(s) with this exception, you may extend this exception to
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18 * your version of the file(s), but you are not obligated to do so. If
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19 * you do not wish to do so, delete this exception statement from your
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20 * version. If you delete this exception statement from all source files
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21 * in the program, then also delete it here.
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22 *
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23 * This program is distributed in the hope that it will be useful, but
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24 * WITHOUT ANY WARRANTY; without even the implied warranty of
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25 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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26 * General Public License for more details.
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27 *
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28 * You should have received a copy of the GNU General Public License
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29 * along with this program. If not, see <http://www.gnu.org/licenses/>.
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30 **/
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31
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32
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33 #include "../PrecompiledHeaders.h"
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34 #include "JpegErrorManager.h"
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35
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36 namespace Orthanc
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37 {
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38 namespace Internals
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39 {
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40 void JpegErrorManager::OutputMessage(j_common_ptr cinfo)
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41 {
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42 char message[JMSG_LENGTH_MAX];
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43 (*cinfo->err->format_message) (cinfo, message);
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44
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45 JpegErrorManager* that = reinterpret_cast<JpegErrorManager*>(cinfo->err);
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46 that->message = std::string(message);
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47 }
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48
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49
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50 void JpegErrorManager::ErrorExit(j_common_ptr cinfo)
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51 {
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52 (*cinfo->err->output_message) (cinfo);
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53
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54 JpegErrorManager* that = reinterpret_cast<JpegErrorManager*>(cinfo->err);
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55 longjmp(that->setjmp_buffer, 1);
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56 }
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57
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58
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59 JpegErrorManager::JpegErrorManager()
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60 {
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61 memset(&pub, 0, sizeof(struct jpeg_error_mgr));
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62 memset(&setjmp_buffer, 0, sizeof(jmp_buf));
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63
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64 jpeg_std_error(&pub);
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65 pub.error_exit = ErrorExit;
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66 pub.output_message = OutputMessage;
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67 }
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68 }
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69 }
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