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|
/*****************************************************************
|
| AP4 - av1C Atoms
|
| 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_AV1C_ATOM_H_
#define _AP4_AV1C_ATOM_H_
/*----------------------------------------------------------------------
| includes
+---------------------------------------------------------------------*/
#include "Ap4Atom.h"
#include "Ap4Array.h"
/*----------------------------------------------------------------------
| constants
+---------------------------------------------------------------------*/
const AP4_UI08 AP4_AV1_PROFILE_MAIN = 0;
const AP4_UI08 AP4_AV1_PROFILE_HIGH = 1;
const AP4_UI08 AP4_AV1_PROFILE_PROFESSIONAL = 2;
/*----------------------------------------------------------------------
| AP4_Av1cAtom
+---------------------------------------------------------------------*/
class AP4_Av1cAtom : public AP4_Atom
{
public:
AP4_IMPLEMENT_DYNAMIC_CAST_D(AP4_Av1cAtom, AP4_Atom)
// class methods
static AP4_Av1cAtom* Create(AP4_Size size, AP4_ByteStream& stream);
static const char* GetProfileName(AP4_UI08 profile);
// constructors
AP4_Av1cAtom(AP4_UI08 version,
AP4_UI08 seq_profile,
AP4_UI08 seq_level_idx_0,
AP4_UI08 seq_tier_0,
AP4_UI08 high_bitdepth,
AP4_UI08 twelve_bit,
AP4_UI08 monochrome,
AP4_UI08 chroma_subsampling_x,
AP4_UI08 chroma_subsampling_y,
AP4_UI08 chroma_sample_position,
AP4_UI08 initial_presentation_delay_present,
AP4_UI08 initial_presentation_delay_minus_one,
const AP4_UI08* config_obus,
AP4_Size config_obus_size);
AP4_Av1cAtom();
// methods
virtual AP4_Result InspectFields(AP4_AtomInspector& inspector);
virtual AP4_Result WriteFields(AP4_ByteStream& stream);
// accessors
AP4_UI08 GetSeqProfile() const { return m_SeqProfile; }
AP4_UI08 GetSeqLevelIdx0() const { return m_SeqLevelIdx0; }
AP4_UI08 GetSeqTier0() const { return m_SeqTier0; }
AP4_UI08 GetHighBitDepth() const { return m_HighBitDepth; }
AP4_UI08 GetTwelveBit() const { return m_TwelveBit; }
AP4_UI08 GetMonochrome() const { return m_Monochrome; }
AP4_UI08 GetChromaSubsamplingX() const { return m_ChromaSubsamplingX; }
AP4_UI08 GetChromaSubsamplingY() const { return m_ChromaSubsamplingY; }
AP4_UI08 GetChromaSamplePosition() const { return m_ChromaSamplePosition; }
AP4_UI08 GetInitialPresentationDelayPresent() const { return m_InitialPresentationDelayPresent; }
AP4_UI08 GetInitialPresentationDelayMinusOne() const { return m_InitialPresentationDelayMinusOne; }
const AP4_DataBuffer& GetConfigObus() const { return m_ConfigObus; }
private:
// methods
AP4_Av1cAtom(AP4_UI32 size, const AP4_UI08* payload);
// members
AP4_UI08 m_Version;
AP4_UI08 m_SeqProfile;
AP4_UI08 m_SeqLevelIdx0;
AP4_UI08 m_SeqTier0;
AP4_UI08 m_HighBitDepth;
AP4_UI08 m_TwelveBit;
AP4_UI08 m_Monochrome;
AP4_UI08 m_ChromaSubsamplingX;
AP4_UI08 m_ChromaSubsamplingY;
AP4_UI08 m_ChromaSamplePosition;
AP4_UI08 m_InitialPresentationDelayPresent;
AP4_UI08 m_InitialPresentationDelayMinusOne;
AP4_DataBuffer m_ConfigObus;
};
#endif // _AP4_AV1C_ATOM_H_
|
