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/*****************************************************************
|
| AP4 - Sample Table Interface
|
| Copyright 2002-2008 Axiomatic Systems, LLC
|
|
| This file is part of Bento4/AP4 (MP4 Atom Processing Library).
|
| Unless you have obtained Bento4 under a difference license,
| this version of Bento4 is Bento4|GPL.
| Bento4|GPL is free software; you can redistribute it and/or modify
| it under the terms of the GNU General Public License as published by
| the Free Software Foundation; either version 2, or (at your option)
| any later version.
|
| Bento4|GPL is distributed in the hope that it will be useful,
| but WITHOUT ANY WARRANTY; without even the implied warranty of
| MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
| GNU General Public License for more details.
|
| You should have received a copy of the GNU General Public License
| along with Bento4|GPL; see the file COPYING. If not, write to the
| Free Software Foundation, 59 Temple Place - Suite 330, Boston, MA
| 02111-1307, USA.
|
****************************************************************/
#ifndef _AP4_SAMPLE_TABLE_H_
#define _AP4_SAMPLE_TABLE_H_
/*----------------------------------------------------------------------
| includes
+---------------------------------------------------------------------*/
#include "Ap4Types.h"
#include "Ap4DynamicCast.h"
/*----------------------------------------------------------------------
| class references
+---------------------------------------------------------------------*/
class AP4_Sample;
class AP4_ContainerAtom;
class AP4_SampleDescription;
/*----------------------------------------------------------------------
| AP4_SampleTable
+---------------------------------------------------------------------*/
class AP4_SampleTable {
public:
AP4_IMPLEMENT_DYNAMIC_CAST(AP4_SampleTable)
// constructors and destructor
virtual ~AP4_SampleTable() {};
// methods
virtual AP4_Result GenerateStblAtom(AP4_ContainerAtom*& stbl);
virtual AP4_Cardinal GetSampleCount() = 0;
virtual AP4_Result GetSample(AP4_Ordinal sample_index, AP4_Sample& sample) = 0;
virtual AP4_Result GetSampleChunkPosition(AP4_Ordinal sample_index,
AP4_Ordinal& chunk_index,
AP4_Ordinal& position_in_chunk) = 0;
virtual AP4_Cardinal GetSampleDescriptionCount() = 0;
virtual AP4_SampleDescription* GetSampleDescription(AP4_Ordinal index) = 0;
virtual AP4_Result GetSampleIndexForTimeStamp(AP4_UI64 ts,
AP4_Ordinal& index) = 0;
virtual AP4_Ordinal GetNearestSyncSampleIndex(AP4_Ordinal index, bool before=true) = 0;
};
#endif // _AP4_SAMPLE_TABLE_H_
|
