Dirac - A Video Codec

Created by the British Broadcasting Corporation.


comp_compress.h

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00001 /* ***** BEGIN LICENSE BLOCK *****
00002 *
00003 * $Id: comp_compress.h,v 1.19 2008/05/07 05:47:00 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): Thomas Davies (Original Author), Scott R Ladd
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 
00039 
00040 #ifndef _COMP_COMPRESS_H_
00041 #define _COMP_COMPRESS_H_
00042 
00043 #include <libdirac_common/arrays.h>
00044 #include <libdirac_common/wavelet_utils.h>
00045 #include <libdirac_common/common.h>
00046 #include <libdirac_byteio/component_byteio.h>
00047 
00048 namespace dirac
00049 {
00050     class MEData;
00051           
00053 
00058     class CompCompressor
00059     {
00060     public:
00062 
00068         CompCompressor( EncoderParams & encp, const PictureParams& fp);
00069 
00071 
00079         ComponentByteIO* Compress( CoeffArray& coeff_data ,
00080                                  SubbandList& bands,
00081                                  CompSort csort,
00082                                  const OneDArray<unsigned int>& estimated_bits);
00083 
00084     private:
00086         CompCompressor(const CompCompressor& cpy);
00087 
00089         CompCompressor& operator=(const CompCompressor& rhs);
00090         
00092         void SetToVal(CoeffArray& coeff_data,const Subband& node,ValueType val);
00093 
00094 
00095     private:
00096 
00097         // member variables
00098         EncoderParams& m_encparams;
00099 
00100         const PictureParams& m_pparams;
00101 
00102         const PictureSort& m_psort;    
00103 
00104         const ChromaFormat& m_cformat;
00105 
00106         float m_lambda;
00107         
00108     };
00109 
00110 } // namespace dirac
00111 
00112 
00113 
00114 #endif

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