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|
/*****************************************************************
|
| AP4 - Fragment Based Sample Table
|
| Copyright 2002-2009 Axiomatic Systems, LLC
|
|
| This atom is part of AP4 (MP4 Audio 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 atom COPYING. If not, write to the
| Free Software Foundation, 59 Temple Place - Suite 330, Boston, MA
| 02111-1307, USA.
|
****************************************************************/
#ifndef _AP4_FRAGMENT_SAMPLE_TABLE_H_
#define _AP4_FRAGMENT_SAMPLE_TABLE_H_
/*----------------------------------------------------------------------
| includes
+---------------------------------------------------------------------*/
#include "Ap4Types.h"
#include "Ap4SampleTable.h"
#include "Ap4Array.h"
/*----------------------------------------------------------------------
| forward declarations
+---------------------------------------------------------------------*/
class AP4_Atom;
class AP4_ByteStream;
class AP4_TrunAtom;
class AP4_TrexAtom;
class AP4_TfhdAtom;
/*----------------------------------------------------------------------
| AP4_FragmentSampleTable
+---------------------------------------------------------------------*/
class AP4_FragmentSampleTable : public AP4_SampleTable
{
public:
// methods
AP4_FragmentSampleTable(AP4_ContainerAtom* traf,
AP4_TrexAtom* trex,
AP4_Cardinal internal_track_id,
AP4_ByteStream* sample_stream,
AP4_Position moof_offset,
AP4_Position mdat_payload_offset, // hack because MS doesn't implement the spec correctly
AP4_UI64 mdat_payload_size,
AP4_UI64 dts_origin=0);
virtual ~AP4_FragmentSampleTable();
// AP4_SampleTable methods
virtual AP4_Result GetSample(AP4_Ordinal sample_index, AP4_Sample& sample);
virtual AP4_Cardinal GetSampleCount();
virtual AP4_SampleDescription* GetSampleDescription(AP4_Ordinal sd_index);
virtual AP4_Cardinal GetSampleDescriptionCount();
virtual AP4_Result GetSampleChunkPosition(AP4_Ordinal sample_index,
AP4_Ordinal& chunk_index,
AP4_Ordinal& position_in_chunk);
virtual AP4_Result GetSampleIndexForTimeStamp(AP4_UI64 ts, AP4_Ordinal& sample_index);
virtual AP4_Ordinal GetNearestSyncSampleIndex(AP4_Ordinal index, bool before=true);
// methods
AP4_UI64 GetDuration() { return m_Duration; }
AP4_Cardinal GetInteralTrackId() { return m_InternalTrackId; }
private:
// members
AP4_Array<AP4_Sample> m_Samples;
AP4_UI64 m_Duration;
AP4_Cardinal m_InternalTrackId;
// methods
AP4_Result AddTrun(AP4_TrunAtom* trun,
AP4_TfhdAtom* tfhd,
AP4_TrexAtom* trex,
AP4_ByteStream* sample_stream,
AP4_Position moof_offset,
AP4_Position& payload_offset,
AP4_UI64& dts_origin);
};
#endif // _AP4_FRAGMENT_SAMPLE_TABLE_H_
|
