Ap4TrakAtom.h
Go to the documentation of this file.00001 /***************************************************************** 00002 | 00003 | AP4 - trak Atoms 00004 | 00005 | Copyright 2002-2008 Axiomatic Systems, LLC 00006 | 00007 | 00008 | This file is part of Bento4/AP4 (MP4 Atom Processing Library). 00009 | 00010 | Unless you have obtained Bento4 under a difference license, 00011 | this version of Bento4 is Bento4|GPL. 00012 | Bento4|GPL is free software; you can redistribute it and/or modify 00013 | it under the terms of the GNU General Public License as published by 00014 | the Free Software Foundation; either version 2, or (at your option) 00015 | any later version. 00016 | 00017 | Bento4|GPL is distributed in the hope that it will be useful, 00018 | but WITHOUT ANY WARRANTY; without even the implied warranty of 00019 | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the 00020 | GNU General Public License for more details. 00021 | 00022 | You should have received a copy of the GNU General Public License 00023 | along with Bento4|GPL; see the file COPYING. If not, write to the 00024 | Free Software Foundation, 59 Temple Place - Suite 330, Boston, MA 00025 | 02111-1307, USA. 00026 | 00027 ****************************************************************/ 00028 00029 #ifndef _AP4_TRAK_ATOM_H_ 00030 #define _AP4_TRAK_ATOM_H_ 00031 00032 /*---------------------------------------------------------------------- 00033 | includes 00034 +---------------------------------------------------------------------*/ 00035 #include "Ap4ContainerAtom.h" 00036 #include "Ap4Array.h" 00037 00038 /*---------------------------------------------------------------------- 00039 | class references 00040 +---------------------------------------------------------------------*/ 00041 class AP4_HdlrAtom; 00042 class AP4_TkhdAtom; 00043 class AP4_MdhdAtom; 00044 class AP4_SampleTable; 00045 00046 /*---------------------------------------------------------------------- 00047 | AP4_TrakAtom 00048 +---------------------------------------------------------------------*/ 00049 class AP4_TrakAtom : public AP4_ContainerAtom 00050 { 00051 public: 00052 AP4_IMPLEMENT_DYNAMIC_CAST_D(AP4_TrakAtom, AP4_ContainerAtom) 00053 00054 // class methods 00055 static AP4_TrakAtom* Create(AP4_Size size, 00056 AP4_ByteStream& stream, 00057 AP4_AtomFactory& atom_factory) { 00058 return new AP4_TrakAtom(size, stream, atom_factory); 00059 } 00060 00061 // methods 00062 AP4_TrakAtom(AP4_SampleTable* sample_table, 00063 AP4_Atom::Type hdlr_type, 00064 const char* hdlr_name, 00065 AP4_UI32 track_id, 00066 AP4_UI32 creation_time, 00067 AP4_UI32 modification_time, 00068 AP4_UI64 track_duration, 00069 AP4_UI32 media_time_scale, 00070 AP4_UI64 media_duration, 00071 AP4_UI16 volume, 00072 const char* language, 00073 AP4_UI32 width, 00074 AP4_UI32 heigh); 00075 AP4_TkhdAtom* GetTkhdAtom() { return m_TkhdAtom; } 00076 AP4_Result AdjustChunkOffsets(AP4_SI64 delta); 00077 AP4_Result GetChunkOffsets(AP4_Array<AP4_UI64>& chunk_offsets); 00078 AP4_Result SetChunkOffsets(const AP4_Array<AP4_UI64>& chunk_offsets); 00079 AP4_UI32 GetId(); 00080 AP4_Result SetId(AP4_UI32 track_id); 00081 AP4_UI64 GetDuration(); 00082 AP4_Result SetDuration(AP4_UI64 duration); 00083 AP4_UI64 GetMediaDuration(); 00084 AP4_Result SetMediaDuration(AP4_UI32 duration); 00085 AP4_UI32 GetMediaTimeScale(); 00086 AP4_Result SetMediaTimeScale(AP4_UI32 timescale); 00087 AP4_UI32 GetWidth(); 00088 AP4_Result SetWidth(AP4_UI32 width); 00089 AP4_UI32 GetHeight(); 00090 AP4_Result SetHeight(AP4_UI32 height); 00091 00092 private: 00093 // methods 00094 AP4_TrakAtom(AP4_UI32 size, 00095 AP4_ByteStream& stream, 00096 AP4_AtomFactory& atom_factory); 00097 00098 // members 00099 AP4_TkhdAtom* m_TkhdAtom; 00100 AP4_MdhdAtom* m_MdhdAtom; 00101 }; 00102 00103 #endif // _AP4_TRAK_ATOM_H_
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