Bento4 MP4 SDK: Ap4File.h Source File

Bento4 MP4 SDK

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Ap4File.h

00001 /*****************************************************************
00002 |
00003 |    AP4 - File 
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_FILE_H_
00030 #define _AP4_FILE_H_
00031 
00032 /*----------------------------------------------------------------------
00033 |   includes
00034 +---------------------------------------------------------------------*/
00035 #include "Ap4Types.h"
00036 #include "Ap4List.h"
00037 #include "Ap4Atom.h"
00038 #include "Ap4AtomFactory.h"
00039 
00040 /*----------------------------------------------------------------------
00041 |   class references
00042 +---------------------------------------------------------------------*/
00043 class AP4_ByteStream;
00044 class AP4_Movie;
00045 class AP4_FtypAtom;
00046 class AP4_MetaData;
00047 
00048 /*----------------------------------------------------------------------
00049 |   file type/brands
00050 +---------------------------------------------------------------------*/
00051 const AP4_UI32 AP4_FILE_BRAND_QT__ = AP4_ATOM_TYPE('q','t',' ',' ');
00052 const AP4_UI32 AP4_FILE_BRAND_ISOM = AP4_ATOM_TYPE('i','s','o','m');
00053 const AP4_UI32 AP4_FILE_BRAND_MP41 = AP4_ATOM_TYPE('m','p','4','1');
00054 const AP4_UI32 AP4_FILE_BRAND_MP42 = AP4_ATOM_TYPE('m','p','4','2');
00055 const AP4_UI32 AP4_FILE_BRAND_3GP1 = AP4_ATOM_TYPE('3','g','p','1');
00056 const AP4_UI32 AP4_FILE_BRAND_3GP2 = AP4_ATOM_TYPE('3','g','p','2');
00057 const AP4_UI32 AP4_FILE_BRAND_3GP3 = AP4_ATOM_TYPE('3','g','p','3');
00058 const AP4_UI32 AP4_FILE_BRAND_3GP4 = AP4_ATOM_TYPE('3','g','p','4');
00059 const AP4_UI32 AP4_FILE_BRAND_3GP5 = AP4_ATOM_TYPE('3','g','p','5');
00060 const AP4_UI32 AP4_FILE_BRAND_3G2A = AP4_ATOM_TYPE('3','g','2','a');
00061 const AP4_UI32 AP4_FILE_BRAND_MMP4 = AP4_ATOM_TYPE('m','m','p','4');
00062 const AP4_UI32 AP4_FILE_BRAND_M4A_ = AP4_ATOM_TYPE('M','4','A',' ');
00063 const AP4_UI32 AP4_FILE_BRAND_M4P_ = AP4_ATOM_TYPE('M','4','P',' ');
00064 const AP4_UI32 AP4_FILE_BRAND_MJP2 = AP4_ATOM_TYPE('m','j','p','2');
00065 
00066 /*----------------------------------------------------------------------
00067 |   AP4_File
00068 +---------------------------------------------------------------------*/
00069 
00074 class AP4_File : public AP4_AtomParent {
00075 public:
00076     // constructors and destructor
00081     AP4_File(AP4_Movie* movie = NULL);
00082 
00091     AP4_File(AP4_ByteStream&  stream, 
00092              AP4_AtomFactory& atom_factory = AP4_DefaultAtomFactory::Instance,
00093              bool             moov_only = false);
00094 
00098     virtual ~AP4_File();
00099  
00103     AP4_List<AP4_Atom>& GetTopLevelAtoms() { return m_Children; }
00104 
00108     AP4_Movie* GetMovie() { return m_Movie; }
00109     
00110 
00114     AP4_FtypAtom* GetFileType() { return m_FileType; }
00115 
00120     AP4_Result SetFileType(AP4_UI32     major_brand,
00121                            AP4_UI32     minor_version,
00122                            AP4_UI32*    compatible_brands = NULL,
00123                            AP4_Cardinal compatible_brand_count = 0);
00124 
00128     bool IsMoovBeforeMdat() const { return m_MoovIsBeforeMdat; }
00129     
00133     const AP4_MetaData* GetMetaData();
00134     
00138     virtual AP4_Result  Inspect(AP4_AtomInspector& inspector);
00139 
00140 private:
00141     // members
00142     AP4_Movie*    m_Movie;
00143     AP4_FtypAtom* m_FileType;
00144     AP4_MetaData* m_MetaData;
00145     bool          m_MoovIsBeforeMdat;
00146 };
00147 
00148 #endif // _AP4_FILE_H_
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