1 /*****************************************************************
2 |
3 |    AP4 - stss 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_STSS_ATOM_H_
30 #define _AP4_STSS_ATOM_H_
31 
32 /*----------------------------------------------------------------------
33 |   includes
34 +---------------------------------------------------------------------*/
35 #include "Ap4Array.h"
36 #include "Ap4Atom.h"
37 
38 /*----------------------------------------------------------------------
39 |   AP4_StssAtom
40 +---------------------------------------------------------------------*/
41 class AP4_StssAtom : public AP4_Atom
42 {
43 public:
44     AP4_IMPLEMENT_DYNAMIC_CAST_D(AP4_StssAtom, AP4_Atom)
45 
46     // class methods
47     static AP4_StssAtom* Create(AP4_Size size, AP4_ByteStream& stream);
48 
49     // constructor
50     AP4_StssAtom();
51 
52     // methods
53     // methods
GetEntries()54     const AP4_Array<AP4_UI32>& GetEntries() { return m_Entries; }
55     AP4_Result                 AddEntry(AP4_UI32 sample);
56     virtual AP4_Result         InspectFields(AP4_AtomInspector& inspector);
57     virtual bool               IsSampleSync(AP4_Ordinal sample);
58     virtual AP4_Result         WriteFields(AP4_ByteStream& stream);
59 
60 private:
61     // methods
62     AP4_StssAtom(AP4_UI32        size,
63                  AP4_UI08        version,
64                  AP4_UI32        flags,
65                  AP4_ByteStream& stream);
66 
67     // members
68     AP4_Array<AP4_UI32> m_Entries;
69     AP4_Ordinal         m_LookupCache;
70 };
71 
72 #endif // _AP4_STSS_ATOM_H_
73