Created by the British Broadcasting Corporation.
00001 /* ***** BEGIN LICENSE BLOCK ***** 00002 * 00003 * $Id: frame_decompress.h,v 1.8 2004/08/11 14:44:44 asuraparaju Exp $ $Name: Dirac_0_4_3 $ 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 00042 #ifndef _FRAME_DECOMPRESS_H_ 00043 #define _FRAME_DECOMPRESS_H_ 00044 00045 #include "libdirac_common/frame_buffer.h" 00046 #include "libdirac_common/common.h" 00047 00049 00053 class FrameDecompressor{ 00054 public: 00056 00064 FrameDecompressor(DecoderParams& decp, ChromaFormat cf); 00065 00067 00070 ~FrameDecompressor(); 00071 00073 00079 bool Decompress(FrameBuffer& my_buffer); 00080 00082 00086 bool ReadFrameHeader(const FrameBuffer& my_buffer); 00087 00089 const FrameParams& GetFrameParams() const{ return *m_fparams; } 00090 00091 private: 00093 00097 FrameDecompressor(const FrameDecompressor& cpy); 00098 00100 00104 FrameDecompressor& operator=(const FrameDecompressor& rhs); 00105 00107 void CompDecompress(FrameBuffer& my_buffer,int fnum, CompSort cs); 00108 00110 bool ReadFrameHeader(FrameParams& fparams); //read the frame header data 00111 00112 //Member variables 00113 00115 DecoderParams& m_decparams; 00116 00118 ChromaFormat m_cformat; 00119 00121 bool m_skipped; 00122 00124 bool m_use_global; 00125 00127 bool m_use_block_mv; 00128 00130 PredMode m_global_pred_mode; 00131 00133 FrameParams *m_fparams; 00134 00136 bool m_read_header; 00137 00138 }; 00139 00140 #endif
© 2004 British Broadcasting Corporation.
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