1 /* ------------------------------------------------------------------ 2 * Copyright (C) 1998-2009 PacketVideo 3 * 4 * Licensed under the Apache License, Version 2.0 (the "License"); 5 * you may not use this file except in compliance with the License. 6 * You may obtain a copy of the License at 7 * 8 * http://www.apache.org/licenses/LICENSE-2.0 9 * 10 * Unless required by applicable law or agreed to in writing, software 11 * distributed under the License is distributed on an "AS IS" BASIS, 12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either 13 * express or implied. 14 * See the License for the specific language governing permissions 15 * and limitations under the License. 16 * ------------------------------------------------------------------- 17 */ 18 #ifndef __MovieExtendsHeaderAtom_H__ 19 #define __MovieExtendsHeaderAtom_H__ 20 21 #include "fullatom.h" 22 #include "a_atomdefs.h" 23 24 class PVA_FF_MovieExtendsHeaderAtom : public PVA_FF_FullAtom 25 { 26 27 public: 28 PVA_FF_MovieExtendsHeaderAtom(); 29 virtual ~PVA_FF_MovieExtendsHeaderAtom(); 30 31 // get and set fragment duration 32 uint32 getFragmentDuration(void); 33 34 void setFragmentDuration(uint32 duration); 35 36 void updateMovieFragmentDuration(uint32 ts); 37 38 void writeMovieFragmentDuration(MP4_AUTHOR_FF_FILE_IO_WRAP* fp); 39 40 // Rendering the PVA_FF_MovieExtendsHeaderAtom in proper format (bitlengths, etc.) to an ostream 41 virtual bool renderToFileStream(MP4_AUTHOR_FF_FILE_IO_WRAP* fp); 42 43 private: 44 uint32 _fragmentDuration; 45 46 uint32 _fileOffset; 47 bool _oRendered; 48 49 // functions needed by composer to update and write atoms into file 50 virtual void recomputeSize(); 51 52 }; 53 54 #endif 55