- Main Page
- Namespaces
- Classes
- Files
- Directories

- File List
- File Members

# frame_compress.h

    00001 /* ***** BEGIN LICENSE BLOCK *****
    00002 *
    00003 * $Id: frame_compress.h,v 1.2 2005/01/30 05:11:41 gabest Exp $ $Name:  $
    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 *                 Scott R Ladd,
    00025 *                 Anuradha Suraparaju
    00026 *
    00027 * Alternatively, the contents of this file may be used under the terms of
    00028 * the GNU General Public License Version 2 (the "GPL"), or the GNU Lesser
    00029 * Public License Version 2.1 (the "LGPL"), in which case the provisions of
    00030 * the GPL or the LGPL are applicable instead of those above. If you wish to
    00031 * allow use of your version of this file only under the terms of the either
    00032 * the GPL or LGPL and not to allow others to use your version of this file
    00033 * under the MPL, indicate your decision by deleting the provisions above
    00034 * and replace them with the notice and other provisions required by the GPL
    00035 * or LGPL. If you do not delete the provisions above, a recipient may use
    00036 * your version of this file under the terms of any one of the MPL, the GPL
    00037 * or the LGPL.
    00038 * ***** END LICENSE BLOCK ***** */
    00039
    00040
    00041 #ifndef _FRAME_COMPRESS_H_
    00042 #define _FRAME_COMPRESS_H_
    00043
    00044 #include <libdirac_common/frame_buffer.h>
    00045 #include <libdirac_common/common.h>
    00046 #include <libdirac_common/motion.h>
    00047 namespace dirac
    00048 {
    00049
    00050     class MvData;
    00051
    00053
    00058     class FrameCompressor
    00059     {
    00060     public:
    00062
    00068         FrameCompressor( EncoderParams& encp );
    00069
    00071         ~FrameCompressor( );
    00073
    00079         void Compress( FrameBuffer& fbuffer , const FrameBuffer& orig_buffer , int fnum );
    00080
    00082         bool IsSkipped(){ return m_skipped; }
    00083
    00085         bool IsMEDataAvail() const { return m_medata_avail; }
    00086
    00088         const MEData* GetMEData() const;
    00089
    00090     private:
    00092
    00096         FrameCompressor( const FrameCompressor& cpy );
    00097
    00099
    00103         FrameCompressor& operator=(const FrameCompressor& rhs);
    00104
    00106         void WriteFrameHeader(const FrameParams& fparams);
    00107
    00108         //member variables
    00109         // a local copy of the encoder params
    00110         EncoderParams& m_encparams;
    00111
    00112         // Pointer to the motion vector data
    00113         MEData* m_me_data;
    00114
    00115         // True if the frame has been skipped, false otherwise
    00116         bool m_skipped;
    00117
    00118         // True if we use global motion vectors, false otherwise
    00119         bool m_use_global;
    00120
    00121         // True if we use block motion vectors, false otherwise
    00122         bool m_use_block_mv;
    00123
    00124         // Prediction mode to use if we only have global motion vectors
    00125         PredMode m_global_pred_mode;
    00126
    00127         // True if motion estimation data is available
    00128         bool m_medata_avail;
    00129     };
    00130
    00131 } // namespace dirac
    00132
    00133 #endif