Dirac - A Video Codec

Created by the British Broadcasting Corporation.


quality_monitor.h

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00001 /* ***** BEGIN LICENSE BLOCK *****
00002 *
00003 * $Id: quality_monitor.h,v 1.13 2006/11/09 11:30:23 tjdwave Exp $ $Name: Dirac_0_7_0 $
00004 *
00005 * Version: MPL 1.1/GPL 2.0/LGPL 2.1
00006 *
00007 * The contents of this file are subject to the Mozilla Public License
00008 * Version 1.1 (the "License"); you may not use this file except in compliance
00009 * with the License. You may obtain a copy of the License at
00010 * http://www.mozilla.org/MPL/
00011 *
00012 * Software distributed under the License is distributed on an "AS IS" basis,
00013 * WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License for
00014 * the specific language governing rights and limitations under the License.
00015 *
00016 * The Original Code is BBC Research and Development code.
00017 *
00018 * The Initial Developer of the Original Code is the British Broadcasting
00019 * Corporation.
00020 * Portions created by the Initial Developer are Copyright (C) 2004.
00021 * All Rights Reserved.
00022 *
00023 * Contributor(s): Thomas Davies (Original Author)
00024 *
00025 * Alternatively, the contents of this file may be used under the terms of
00026 * the GNU General Public License Version 2 (the "GPL"), or the GNU Lesser
00027 * Public License Version 2.1 (the "LGPL"), in which case the provisions of
00028 * the GPL or the LGPL are applicable instead of those above. If you wish to
00029 * allow use of your version of this file only under the terms of the either
00030 * the GPL or LGPL and not to allow others to use your version of this file
00031 * under the MPL, indicate your decision by deleting the provisions above
00032 * and replace them with the notice and other provisions required by the GPL
00033 * or LGPL. If you do not delete the provisions above, a recipient may use
00034 * your version of this file under the terms of any one of the MPL, the GPL
00035 * or the LGPL.
00036 * ***** END LICENSE BLOCK ***** */
00037 
00038 #ifndef _QUALITY_MONITOR_H_
00039 #define _QUALITY_MONITOR_H_
00040 
00041 #include <libdirac_common/common.h>
00042 #include <libdirac_common/frame.h>
00043 #include <libdirac_common/wavelet_utils.h>
00044 namespace dirac
00045 {
00046 
00048     class QualityMonitor
00049     {
00050     public:
00051 
00053         /*
00054            Constructor sets up initial Lagrangian values.
00055         */
00056         QualityMonitor(EncoderParams& ep,
00057                        const SeqParams& sparams );
00058 
00059 
00061         ~QualityMonitor();
00062 
00064         //                                                        //
00065         //    Assumes default copy constructor,  assignment =     //
00066         //                 and destructor                         //
00068 
00070 
00075         void UpdateModel(const Frame& ld_frame, const Frame& orig_frame );
00076 
00078         void ResetAll();
00079 
00081         void WriteLog();
00082 
00083     private:
00084         //functions
00085 
00086 
00088         double QualityVal( const PicArray& coded_data , 
00089                            const PicArray& orig_data,
00090                            const int xlen,
00091                            const int ylen );
00092 
00093         //member variables//
00095 
00097         EncoderParams& m_encparams;
00098 
00100         const SeqParams& m_sparams;
00101         
00103         long double m_totalquality_averageY;
00104 
00106         long double m_totalquality_averageU;
00107 
00109         long double m_totalquality_averageV;
00110 
00112         int m_allframe_total;        
00113 
00115         OneDArray<long double> m_quality_averageY;
00116 
00118         OneDArray<long double> m_quality_averageU;
00119 
00121         OneDArray<long double> m_quality_averageV;
00122 
00124         OneDArray<int> m_frame_total;
00125     };
00126 
00127 } // namespace dirac
00128 
00129 #endif

© 2004 British Broadcasting Corporation. Dirac code licensed under the Mozilla Public License (MPL) Version 1.1.
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