view OrthancFramework/Sources/Images/JpegErrorManager.h @ 5054:255b02c68908

Added support for RGBA64 images in tools/create-dicom and /preview (Contribution from James Manners - Pliny)
author Alain Mazy <am@osimis.io>
date Fri, 08 Jul 2022 15:26:52 +0200
parents 43e613a7756b
children 0ea402b4d901
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/**
 * Orthanc - A Lightweight, RESTful DICOM Store
 * Copyright (C) 2012-2016 Sebastien Jodogne, Medical Physics
 * Department, University Hospital of Liege, Belgium
 * Copyright (C) 2017-2022 Osimis S.A., Belgium
 * Copyright (C) 2021-2022 Sebastien Jodogne, ICTEAM UCLouvain, Belgium
 *
 * This program is free software: you can redistribute it and/or
 * modify it under the terms of the GNU Lesser General Public License
 * as published by the Free Software Foundation, either version 3 of
 * the License, or (at your option) any later version.
 *
 * 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
 * Lesser General Public License for more details.
 *
 * You should have received a copy of the GNU Lesser General Public
 * License along with this program. If not, see
 * <http://www.gnu.org/licenses/>.
 **/

#pragma once

#if !defined(ORTHANC_ENABLE_JPEG)
#  error The macro ORTHANC_ENABLE_JPEG must be defined
#endif

#if ORTHANC_ENABLE_JPEG != 1
#  error JPEG support must be enabled to include this file
#endif

#include <string.h>
#include <stdio.h>
#include <jpeglib.h>
#include <setjmp.h>
#include <string>

namespace Orthanc
{
  namespace Internals
  {
    class JpegErrorManager 
    {
    private:
      struct jpeg_error_mgr pub;  /* "public" fields */
      jmp_buf setjmp_buffer;      /* for return to caller */
      std::string message;

      static void OutputMessage(j_common_ptr cinfo);

      static void ErrorExit(j_common_ptr cinfo);

    public:
      JpegErrorManager();

      struct jpeg_error_mgr* GetPublic()
      {
        return &pub;
      }

      jmp_buf& GetJumpBuffer()
      {
        return setjmp_buffer;
      }

      const std::string& GetMessage() const
      {
        return message;
      }
    };
  }
}