Created by the British Broadcasting Corporation.
00001 /* ***** BEGIN LICENSE BLOCK ***** 00002 * 00003 * $Id: frame_buffer.h,v 1.7 2004/11/22 13:29:44 asuraparaju Exp $ $Name: Dirac_0_5_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): 00024 * 00025 * Alternatively, the contents of this file may be used under the terms of 00026 * the GNU General Public License Version 2 (the "GPL"), or the GNU Lesser 00027 * Public License Version 2.1 (the "LGPL"), in which case the provisions of 00028 * the GPL or the LGPL are applicable instead of those above. If you wish to 00029 * allow use of your version of this file only under the terms of the either 00030 * the GPL or LGPL and not to allow others to use your version of this file 00031 * under the MPL, indicate your decision by deleting the provisions above 00032 * and replace them with the notice and other provisions required by the GPL 00033 * or LGPL. If you do not delete the provisions above, a recipient may use 00034 * your version of this file under the terms of any one of the MPL, the GPL 00035 * or the LGPL. 00036 * ***** END LICENSE BLOCK ***** */ 00037 00038 #ifndef _FRAME_BUFFER_H_ 00039 #define _FRAME_BUFFER_H_ 00040 00041 #include <vector> 00042 #include <map> 00043 #include <libdirac_common/frame.h> 00044 #include <libdirac_common/common.h> 00045 #include <libdirac_common/pic_io.h> 00046 00047 namespace dirac 00048 { 00050 00059 class FrameBuffer{ 00060 public: 00062 00072 FrameBuffer(ChromaFormat cf,int xlen,int ylen); 00073 00075 00087 FrameBuffer(ChromaFormat cf,int L1sep,int xlen, int ylen); 00088 00090 00103 FrameBuffer(ChromaFormat cf,int numL1,int L1sep,int xlen,int ylen); 00104 00106 00110 FrameBuffer(const FrameBuffer& cpy); 00111 00113 00116 FrameBuffer& operator=(const FrameBuffer& rhs); 00117 00119 ~FrameBuffer(); 00120 00122 Frame& GetFrame(unsigned int fnum); 00123 00125 const Frame& GetFrame(unsigned int fnum) const; 00126 00128 PicArray& GetComponent(unsigned int frame_num, CompSort c); 00129 00131 const PicArray& GetComponent(unsigned int frame_num, CompSort c) const; 00132 00134 PicArray& GetUpComponent(unsigned int frame_num, CompSort c); 00135 00137 const PicArray& GetUpComponent(unsigned int frame_num, CompSort c) const; 00138 00140 size_t Size() const {return m_frame_data.size();} 00141 00143 00150 void PushFrame(unsigned int frame_num); 00151 00153 00158 void PushFrame(const FrameParams& fp); 00159 00161 00164 void PushFrame( const Frame& frame ); 00165 00167 00174 void PushFrame(StreamPicInput* picin,const FrameParams& fp); 00175 00177 00184 void PushFrame(StreamPicInput* picin,unsigned int fnum); 00185 00187 00192 void Clean(int fnum); 00193 00195 const FrameParams& GetFParams() const{return m_fparams;} 00196 00197 private: 00199 std::vector<Frame*> m_frame_data; 00200 00202 std::map<unsigned int,unsigned int> m_fnum_map; 00203 00205 FrameParams m_fparams; 00206 00208 unsigned int m_num_L1; 00209 00211 unsigned int m_L1_sep; 00212 00214 unsigned int m_gop_len; 00215 00216 00217 00219 void SetFrameParams(unsigned int fnum); 00220 00222 00227 void Remove(unsigned int fnum); 00228 00229 00230 }; 00231 00232 } // namespace dirac 00233 00234 #endif
© 2004 British Broadcasting Corporation.
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