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94 lines
3.7 KiB
C++
94 lines
3.7 KiB
C++
/*****************************************************************
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| AP4 - Fragment Based Sample Table
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| Copyright 2002-2009 Axiomatic Systems, LLC
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| This atom is part of AP4 (MP4 Audio 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 atom 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_FRAGMENT_SAMPLE_TABLE_H_
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#define _AP4_FRAGMENT_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 "Ap4SampleTable.h"
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#include "Ap4Array.h"
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/*----------------------------------------------------------------------
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| forward declarations
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+---------------------------------------------------------------------*/
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class AP4_Atom;
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class AP4_ByteStream;
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class AP4_TrunAtom;
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class AP4_TrexAtom;
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class AP4_TfhdAtom;
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/*----------------------------------------------------------------------
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| AP4_FragmentSampleTable
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+---------------------------------------------------------------------*/
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class AP4_FragmentSampleTable : public AP4_SampleTable
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{
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public:
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// methods
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AP4_FragmentSampleTable(AP4_ContainerAtom* traf,
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AP4_TrexAtom* trex,
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AP4_ByteStream* sample_stream,
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AP4_Position moof_offset,
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AP4_Position mdat_payload_offset, // hack because MS doesn't implement the spec correctly
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AP4_UI64 dts_origin=0);
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virtual ~AP4_FragmentSampleTable();
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// AP4_SampleTable methods
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virtual AP4_Result GetSample(AP4_Ordinal sample_index, AP4_Sample& sample);
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virtual AP4_Cardinal GetSampleCount();
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virtual AP4_SampleDescription* GetSampleDescription(AP4_Ordinal sd_index);
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virtual AP4_Cardinal GetSampleDescriptionCount();
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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);
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virtual AP4_Result GetSampleIndexForTimeStamp(AP4_UI64 ts, AP4_Ordinal& sample_index);
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virtual AP4_Ordinal GetNearestSyncSampleIndex(AP4_Ordinal index, bool before=true);
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// methods
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AP4_UI64 GetDuration() { return m_Duration; }
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private:
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// members
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AP4_Array<AP4_Sample> m_Samples;
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AP4_UI64 m_Duration;
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// methods
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AP4_Result AddTrun(AP4_TrunAtom* trun,
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AP4_TfhdAtom* tfhd,
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AP4_TrexAtom* trex,
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AP4_ByteStream* sample_stream,
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AP4_Position moof_offset,
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AP4_Position& payload_offset,
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AP4_UI64& dts_origin);
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};
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#endif // _AP4_FRAGMENT_SAMPLE_TABLE_H_
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