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 __TrackFragmentHeaderAtom_H__ 19 #define __TrackFragmentHeaderAtom_H__ 20 21 #include "fullatom.h" 22 #include "a_atomdefs.h" 23 #include "atomutils.h" 24 25 #define FLAGS_TFHD_ATOM 0x000001 // only base data offset present 26 27 28 class PVA_FF_TrackFragmentHeaderAtom : public PVA_FF_FullAtom 29 { 30 31 32 public: 33 PVA_FF_TrackFragmentHeaderAtom(uint32 trackId); 34 35 virtual ~PVA_FF_TrackFragmentHeaderAtom(); 36 37 void setHeaderData(); // parameters will be introduced later (not in use) 38 void setBaseDataOffset(uint64 offset); 39 uint32 getTrackId(); 40 uint32 getBaseDataOffset(); 41 42 virtual bool renderToFileStream(MP4_AUTHOR_FF_FILE_IO_WRAP* fp); 43 44 private: 45 uint32 _trackId; 46 uint64 _baseDataOffset; 47 uint32 _sampleDescriptionIndex; 48 uint32 _defaultSampleDuration; 49 uint32 _defaultSampleSize; 50 uint32 _defaultSampleFlags; 51 52 virtual void recomputeSize(); 53 }; 54 55 #endif 56