1 /*****************************************************************
2 |
3 |    AP4 - frma Atoms
4 |
5 |    Copyright 2002-2008 Axiomatic Systems, LLC
6 |
7 |
8 |    This file is part of Bento4/AP4 (MP4 Atom Processing Library).
9 |
10 |    Unless you have obtained Bento4 under a difference license,
11 |    this version of Bento4 is Bento4|GPL.
12 |    Bento4|GPL is free software; you can redistribute it and/or modify
13 |    it under the terms of the GNU General Public License as published by
14 |    the Free Software Foundation; either version 2, or (at your option)
15 |    any later version.
16 |
17 |    Bento4|GPL is distributed in the hope that it will be useful,
18 |    but WITHOUT ANY WARRANTY; without even the implied warranty of
19 |    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
20 |    GNU General Public License for more details.
21 |
22 |    You should have received a copy of the GNU General Public License
23 |    along with Bento4|GPL; see the file COPYING.  If not, write to the
24 |    Free Software Foundation, 59 Temple Place - Suite 330, Boston, MA
25 |    02111-1307, USA.
26 |
27  ****************************************************************/
28 
29 #ifndef _AP4_FRMA_ATOM_H_
30 #define _AP4_FRMA_ATOM_H_
31 
32 /*----------------------------------------------------------------------
33 |   includes
34 +---------------------------------------------------------------------*/
35 #include "Ap4Types.h"
36 #include "Ap4Atom.h"
37 
38 /*----------------------------------------------------------------------
39 |   class references
40 +---------------------------------------------------------------------*/
41 class AP4_ByteStream;
42 
43 /*----------------------------------------------------------------------
44 |   AP4_FrmaAtom
45 +---------------------------------------------------------------------*/
46 class AP4_FrmaAtom : public AP4_Atom
47 {
48 public:
AP4_IMPLEMENT_DYNAMIC_CAST_D(AP4_FrmaAtom,AP4_Atom)49     AP4_IMPLEMENT_DYNAMIC_CAST_D(AP4_FrmaAtom, AP4_Atom)
50 
51     // class methods
52     static AP4_FrmaAtom* Create(AP4_Size size, AP4_ByteStream& stream) {
53         return new AP4_FrmaAtom(size, stream);
54     }
55 
56     // constructors
57     AP4_FrmaAtom(AP4_UI32 original_format);
58 
59     // methods
60     virtual AP4_Result InspectFields(AP4_AtomInspector& inspector);
61     virtual AP4_Result WriteFields(AP4_ByteStream& stream);
GetOriginalFormat()62     AP4_UI32 GetOriginalFormat() { return m_OriginalFormat; }
63 
64 private:
65     // methods
66     AP4_FrmaAtom(AP4_UI32 size, AP4_ByteStream& stream);
67 
68     // members
69     AP4_UI32 m_OriginalFormat;
70 };
71 
72 #endif // _AP4_FRMA_ATOM_H_
73