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