Created by the British Broadcasting Corporation.
00001 /* ***** BEGIN LICENSE BLOCK ***** 00002 * 00003 * $Id: frame_decompress.h,v 1.13 2006/06/05 14:55:06 asuraparaju Exp $ $Name: Dirac_0_6_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 * Scott R Ladd, 00025 * Anuradha Suraparaju 00026 * Andrew Kennedy 00027 * 00028 * Alternatively, the contents of this file may be used under the terms of 00029 * the GNU General Public License Version 2 (the "GPL"), or the GNU Lesser 00030 * Public License Version 2.1 (the "LGPL"), in which case the provisions of 00031 * the GPL or the LGPL are applicable instead of those above. If you wish to 00032 * allow use of your version of this file only under the terms of the either 00033 * the GPL or LGPL and not to allow others to use your version of this file 00034 * under the MPL, indicate your decision by deleting the provisions above 00035 * and replace them with the notice and other provisions required by the GPL 00036 * or LGPL. If you do not delete the provisions above, a recipient may use 00037 * your version of this file under the terms of any one of the MPL, the GPL 00038 * or the LGPL. 00039 * ***** END LICENSE BLOCK ***** */ 00040 00041 00042 00043 #ifndef _FRAME_DECOMPRESS_H_ 00044 #define _FRAME_DECOMPRESS_H_ 00045 00046 #include <libdirac_common/frame_buffer.h> 00047 #include <libdirac_common/common.h> 00048 #include <libdirac_byteio/frame_byteio.h> 00049 #include <libdirac_byteio/transform_byteio.h> 00050 00051 namespace dirac 00052 { 00054 00059 class FrameDecompressor{ 00060 public: 00062 00071 FrameDecompressor(DecoderParams& decp, ChromaFormat cf, unsigned int vd); 00072 00074 00077 ~FrameDecompressor(); 00078 00080 00089 bool Decompress(ParseUnitByteIO& parseunit_byteio, 00090 FrameBuffer& my_buffer, 00091 int au_fnum); 00092 00094 const FrameParams& GetFrameParams() const{ return m_fparams; } 00095 00096 private: 00098 00102 FrameDecompressor(const FrameDecompressor& cpy); 00103 00105 00109 FrameDecompressor& operator=(const FrameDecompressor& rhs); 00110 00112 void CompDecompress(TransformByteIO *p_transform_byteio, 00113 FrameBuffer& my_buffer,int fnum, CompSort cs); 00114 00115 00117 void SetMVBlocks(); 00118 00120 void PushFrame(FrameBuffer &my_buffer); 00121 00122 //Member variables 00123 00125 DecoderParams& m_decparams; 00126 00128 ChromaFormat m_cformat; 00129 00131 bool m_skipped; 00132 00134 bool m_use_global; 00135 00137 bool m_use_block_mv; 00138 00140 PredMode m_global_pred_mode; 00141 00143 FrameParams m_fparams; 00144 00146 unsigned int m_video_depth; 00147 00148 }; 00149 00150 } // namespace dirac 00151 00152 #endif
© 2004 British Broadcasting Corporation.
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