Dirac - A Video Codec

Created by the British Broadcasting Corporation.


dirac_byte_stats.h

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00001 /* ***** BEGIN LICENSE BLOCK *****
00002 *
00003 * $Id: dirac_byte_stats.h,v 1.5 2008/05/06 09:35:51 asuraparaju Exp $ $Name: Dirac_1_0_2 $
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): Andrew Kennedy (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 
00041 #ifndef dirac_byte_stats_h
00042 #define dirac_byte_stats_h
00043 
00044 // SYSTEM INCLUDES
00045 #include <map>                          // for byte-counts
00046 #include <climits>
00047 
00048 #include <libdirac_common/dirac_inttypes.h>
00049 
00050 namespace dirac
00051 {
00052 
00053     #ifdef _MSC_VER
00054     // char length
00055     #define CHAR_BIT 8
00056 #endif
00057 
00058     typedef enum {
00059         STAT_TOTAL_BYTE_COUNT=0,
00060         STAT_MV_BYTE_COUNT,
00061         STAT_YCOMP_BYTE_COUNT,
00062         STAT_UCOMP_BYTE_COUNT,
00063         STAT_VCOMP_BYTE_COUNT
00064     } StatType;
00065 
00066 
00070    class DiracByteStats 
00071    {
00072    public:
00076         DiracByteStats();
00077 
00081         DiracByteStats(const DiracByteStats& dirac_byte_stats);
00082 
00086         ~DiracByteStats();
00087 
00091         void Clear();
00092 
00096         int64_t GetBitCount(const StatType& stat_type) const;
00097 
00101         int64_t GetByteCount(const StatType& stat_type) const;
00102       
00106         void SetByteCount(const StatType& stat_type, int64_t count);
00107        
00108 
00109     private:
00110 
00114         std::map<StatType, int64_t> m_byte_count;
00115 
00116    };
00117 
00118 } // namespace dirac
00119 
00120 #endif

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