Created by the British Broadcasting Corporation.
00001 /* ***** BEGIN LICENSE BLOCK ***** 00002 * 00003 * $Id: dirac_byte_stream.h,v 1.1 2006/04/20 10:41:56 asuraparaju Exp $ $Name: Dirac_0_9_1 $ 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): Andrew Kennedy 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 00041 #ifndef dirac_byte_stream_h 00042 #define dirac_byte_stream_h 00043 00044 //SYSTEM INCLUDES 00045 #include <queue> 00046 00047 //LOCAL INCLUDES 00048 #include "byteio.h" // Parent class 00049 #include "accessunit_byteio.h" // manages parse-unit types 00050 #include "frame_byteio.h" // manages parse-unit types 00051 00052 namespace dirac 00053 { 00054 00059 class DiracByteStream : public ByteIO 00060 { 00061 public: 00062 00066 DiracByteStream(); 00067 00071 ~DiracByteStream(); 00072 00078 void AddBytes(char* start, int count); 00079 00084 DiracByteStats GetLastUnitStats(); 00085 00089 ParseUnitByteIO* GetNextParseUnit(); 00090 00091 00095 DiracByteStats GetSequenceStats() const; 00096 00102 void AddAccessUnit(AccessUnitByteIO *p_accessunit_byteio); 00103 00108 void AddFrame(FrameByteIO *p_frame_byteio); 00109 00113 void Clear(); 00114 00119 DiracByteStats EndSequence(); 00120 00124 const std::string GetBytes(); 00125 00129 bool IsUnitAvailable() const; 00130 00131 private: 00132 00136 typedef std::queue< std::pair <ParseUnitType, ParseUnitByteIO*> > ParseUnitList; 00137 ParseUnitList m_parse_unit_list; 00138 00143 ParseUnitByteIO* mp_prev_parse_unit; 00144 00150 ParseUnitByteIO* mp_next_parse_unit; 00151 00155 DiracByteStats m_sequence_stats; 00156 00157 }; 00158 00159 } // namespace dirac 00160 00161 #endif
© 2004 British Broadcasting Corporation.
Dirac code licensed under the Mozilla Public License (MPL) Version 1.1.
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