Image Component Library (ICL)
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JPEGEncoder.h
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00001 /********************************************************************
00002 **                Image Component Library (ICL)                    **
00003 **                                                                 **
00004 ** Copyright (C) 2006-2013 CITEC, University of Bielefeld          **
00005 **                         Neuroinformatics Group                  **
00006 ** Website: www.iclcv.org and                                      **
00007 **          http://opensource.cit-ec.de/projects/icl               **
00008 **                                                                 **
00009 ** File   : ICLIO/src/ICLIO/JPEGEncoder.h                          **
00010 ** Module : ICLIO                                                  **
00011 ** Authors: Christof Elbrechter                                    **
00012 **                                                                 **
00013 **                                                                 **
00014 ** GNU LESSER GENERAL PUBLIC LICENSE                               **
00015 ** This file may be used under the terms of the GNU Lesser General **
00016 ** Public License version 3.0 as published by the                  **
00017 **                                                                 **
00018 ** Free Software Foundation and appearing in the file LICENSE.LGPL **
00019 ** included in the packaging of this file.  Please review the      **
00020 ** following information to ensure the license requirements will   **
00021 ** be met: http://www.gnu.org/licenses/lgpl-3.0.txt                **
00022 **                                                                 **
00023 ** The development of this software was supported by the           **
00024 ** Excellence Cluster EXC 277 Cognitive Interaction Technology.    **
00025 ** The Excellence Cluster EXC 277 is a grant of the Deutsche       **
00026 ** Forschungsgemeinschaft (DFG) in the context of the German       **
00027 ** Excellence Initiative.                                          **
00028 **                                                                 **
00029 ********************************************************************/
00030 
00031 #pragma once
00032 
00033 #include <ICLUtils/CompatMacros.h>
00034 #include <ICLUtils/Uncopyable.h>
00035 #include <ICLCore/ImgBase.h>
00036 
00037 #ifndef ICL_HAVE_LIBJPEG
00038   #if WIN32
00039     #pragma WARNING("libjpeg is not available, therefore, this header should not be included")
00040   #else
00041     #warning "libjpeg is not available, therefore, this header should not be included"
00042   #endif
00043 #endif
00044 
00045 namespace icl{
00046   namespace io{
00048     class ICLIO_API JPEGEncoder : public utils::Uncopyable{
00049       struct Data;  
00050       Data *m_data; 
00051   
00052       public:
00054 
00055       JPEGEncoder(int quality=90);
00056       
00058       ~JPEGEncoder();
00059   
00061       void setQuality(int quality);
00062       
00064       struct EncodedData{
00065         icl8u *bytes; 
00066         int len;      
00067       };
00068       
00070 
00072       const EncodedData &encode(const core::ImgBase *image);    
00073       
00075       void writeToFile(const core::ImgBase *image, const std::string &filename);
00076     };
00077     
00078   } // namespace io
00079 }
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