# Dirac - A Video Codec

Created by the British Broadcasting Corporation.

# mvdata_byteio.h

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    00001 /* ***** BEGIN LICENSE BLOCK *****
    00002 *
    00003 * $Id: mvdata_byteio.h,v 1.2 2007/04/11 08:08:49 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): Anuradha Suraparaju (Original Author)
    00024 *                 Andrew Kennedy
    00025 *
    00026 * Alternatively, the contents of this file may be used under the terms of
    00027 * the GNU General Public License Version 2 (the "GPL"), or the GNU Lesser
    00028 * Public License Version 2.1 (the "LGPL"), in which case the provisions of
    00029 * the GPL or the LGPL are applicable instead of those above. If you wish to
    00030 * allow use of your version of this file only under the terms of the either
    00031 * the GPL or LGPL and not to allow others to use your version of this file
    00032 * under the MPL, indicate your decision by deleting the provisions above
    00033 * and replace them with the notice and other provisions required by the GPL
    00034 * or LGPL. If you do not delete the provisions above, a recipient may use
    00035 * your version of this file under the terms of any one of the MPL, the GPL
    00036 * or the LGPL.
    00037 * ***** END LICENSE BLOCK ***** */
    00038
    00042 #ifndef MV_DATA_BYTEIO_H
    00043 #define MV_DATA_BYTEIO_H
    00044
    00045
    00046 // DIRAC INCLUDES
    00047 #include <libdirac_common/common.h>              // EncParams
    00048
    00049 //LOCAL INCLUDES
    00050 #include <libdirac_byteio/byteio.h>              // Parent class
    00051 #include <libdirac_byteio/mvdataelement_byteio.h>// Member byteio class
    00052
    00053
    00054 namespace dirac
    00055 {
    00056
    00060     class MvDataByteIO : public ByteIO
    00061     {
    00062     public:
    00063
    00069         MvDataByteIO(FrameParams& fparams,
    00070                         CodecParams& c_params);
    00071
    00078         MvDataByteIO(ByteIO &byte_io, FrameParams& fparams,
    00079                         CodecParams& c_params);
    00080
    00084         virtual ~MvDataByteIO();
    00085
    00090         void CollateByteStats(DiracByteStats& dirac_byte_stats);
    00091
    00095         void Output();
    00096
    00100         void Input();
    00101
    00102
    00106         virtual const std::string GetBytes();
    00107
    00111         MvDataElementByteIO*  SplitModeData() { return &m_splitmode_data; };
    00112
    00116         MvDataElementByteIO*  PredModeData() { return &m_predmode_data; };
    00117
    00121         MvDataElementByteIO*  MV1HorizData() { return &m_mv1hblock_data; };
    00122
    00126         MvDataElementByteIO*  MV1VertData() { return &m_mv1vblock_data; };
    00127
    00131         MvDataElementByteIO*  MV2HorizData() { return &m_mv2hblock_data; };
    00132
    00136         MvDataElementByteIO*  MV2VertData() { return &m_mv2vblock_data; };
    00137
    00141         MvDataElementByteIO*  YDCData() { return &m_ydcblock_data; };
    00142
    00146         MvDataElementByteIO*  UDCData() { return &m_udcblock_data; };
    00147
    00151         MvDataElementByteIO*  VDCData() { return &m_vdcblock_data; };
    00152
    00156         int GetSize() const;
    00157
    00158     protected:
    00159
    00160
    00161     private:
    00165         void InputBlockParams();
    00166
    00170         void InputMVPrecision();
    00171
    00175         void InputGlobalMotionParams();
    00176
    00180         void InputFramePredictionMode();
    00181
    00185         void InputFrameWeights();
    00186
    00190         void OutputBlockParams();
    00191
    00195         void OutputMVPrecision();
    00196
    00200         void OutputGlobalMotionParams();
    00201
    00205         void OutputFramePredictionMode();
    00206
    00210         void OutputFrameWeights();
    00211
    00215         FrameParams&   m_fparams;
    00216
    00220         CodecParams& m_cparams;
    00221
    00225         const CodecParams m_default_cparams;
    00226
    00230         MvDataElementByteIO m_splitmode_data;
    00231
    00235         MvDataElementByteIO m_predmode_data;
    00236
    00240         MvDataElementByteIO m_mv1hblock_data;
    00241
    00245         MvDataElementByteIO m_mv1vblock_data;
    00246
    00250         MvDataElementByteIO m_mv2hblock_data;
    00251
    00255         MvDataElementByteIO m_mv2vblock_data;
    00256
    00260         MvDataElementByteIO m_ydcblock_data;
    00261
    00265         MvDataElementByteIO m_udcblock_data;
    00266
    00270         MvDataElementByteIO m_vdcblock_data;
    00271     };
    00272
    00273 } // namespace dirac
    00274
    00275 #endif

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