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AP_AtomDefinitions.h
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//==================================================================//
/*
AtomicParsley - AP_AtomDefinitions.h
GPLv2 or later
Copyright ©2006 puck_lock
*/
//==================================================================//
//edited 2017/03/23
#ifndef ATOM_DEFINITION_H
#define ATOM_DEFINITION_H
enum {
PARENT_ATOM = 0, //container atom
SIMPLE_PARENT_ATOM = 1,
DUAL_STATE_ATOM = 2, //acts as both parent (contains other atoms) & child (carries data)
CHILD_ATOM = 3, //atom that does NOT contain any children
UNKNOWN_ATOM_TYPE = 4
};
enum {
REQUIRED_ONCE = 30, //means total of 1 atom per file (or total of 1 if parent atom is required to be present)
REQUIRED_ONE = 31, //means 1 atom per container atom; totalling many per file (or required present if optional parent atom is present)
REQUIRED_VARIABLE = 32, //means 1 or more atoms per container atom are required to be present
PARENT_SPECIFIC = 33, //means (iTunes-style metadata) the atom defines how many are present; most are MAX 1 'data' atoms; 'covr' is ?unlimited?
OPTIONAL_ONCE = 34, //means total of 1 atom per file, but not required
OPTIONAL_ONE = 35, //means 1 atom per container atom but not required; many may be present in a file
OPTIONAL_MANY = 36, //means more than 1 occurrence per container atom
REQ_FAMILIAL_ONE = OPTIONAL_ONE, //means that one of the family of atoms defined by the spec is required by the parent atom
UKNOWN_REQUIREMENTS= 38
};
enum {
SIMPLE_ATOM = 50,
VERSIONED_ATOM = 51,
EXTENDED_ATOM = 52,
PACKED_LANG_ATOM = 53,
UNKNOWN_ATOM = 59
};
typedef struct {
unsigned int known_atom_name;
unsigned int known_parent_atoms[5]; //max known to be tested
unsigned int container_state;
int presence_requirements;
unsigned int box_type;
} AtomDefinition;
AtomDefinition knownAtoms[] = {
//name parent atom(s) container number box_type
{'<()>', {'_ANY'}, UNKNOWN_ATOM_TYPE, UKNOWN_REQUIREMENTS, UNKNOWN_ATOM }, //our unknown atom (self-defined)
{'ftyp', {'FILE'}, CHILD_ATOM, REQUIRED_ONCE, SIMPLE_ATOM },
{'moov', {'FILE'}, PARENT_ATOM, REQUIRED_ONCE, SIMPLE_ATOM },
{'mdat', {'FILE'}, CHILD_ATOM, OPTIONAL_MANY, SIMPLE_ATOM },
{'pdin', {'FILE'}, CHILD_ATOM, OPTIONAL_ONCE, VERSIONED_ATOM },
{'moof', {'FILE'}, PARENT_ATOM, OPTIONAL_MANY, SIMPLE_ATOM },
{'mfhd', {'moof'}, CHILD_ATOM, REQUIRED_ONE, VERSIONED_ATOM },
{'traf', {'moof'}, PARENT_ATOM, OPTIONAL_ONE, SIMPLE_ATOM },
{'tfhd', {'traf'}, CHILD_ATOM, REQUIRED_ONE, VERSIONED_ATOM },
{'trun', {'traf'}, CHILD_ATOM, REQUIRED_ONE, VERSIONED_ATOM },
{'mfra', {'FILE'}, PARENT_ATOM, OPTIONAL_ONCE, SIMPLE_ATOM },
{'tfra', {'mfra'}, CHILD_ATOM, OPTIONAL_ONE, VERSIONED_ATOM },
{'mfro', {'mfra'}, CHILD_ATOM, REQUIRED_ONE, VERSIONED_ATOM },
{'free', {'_ANY'}, CHILD_ATOM, OPTIONAL_MANY, SIMPLE_ATOM },
{'skip', {'_ANY'}, CHILD_ATOM, OPTIONAL_MANY, SIMPLE_ATOM },
{'uuid', {'_ANY'}, CHILD_ATOM, REQUIRED_ONCE, EXTENDED_ATOM },
{'mvhd', {'moov'}, CHILD_ATOM, REQUIRED_ONCE, VERSIONED_ATOM },
{'iods', {'moov'}, CHILD_ATOM, OPTIONAL_ONCE, VERSIONED_ATOM },
{'drm ', {'moov'}, CHILD_ATOM, OPTIONAL_ONCE, VERSIONED_ATOM }, // 3gp/MobileMP4
{'trak', {'moov'}, PARENT_ATOM, OPTIONAL_MANY, SIMPLE_ATOM },
{'tkhd', {'trak'}, CHILD_ATOM, OPTIONAL_MANY, VERSIONED_ATOM },
{'tref', {'trak'}, PARENT_ATOM, OPTIONAL_MANY, SIMPLE_ATOM },
{'mdia', {'trak'}, PARENT_ATOM, OPTIONAL_ONE, SIMPLE_ATOM },
{'tapt', {'trak'}, PARENT_ATOM, OPTIONAL_ONE, SIMPLE_ATOM },
{'clef', {'tapt'}, CHILD_ATOM, OPTIONAL_ONE, VERSIONED_ATOM },
{'prof', {'tapt'}, CHILD_ATOM, OPTIONAL_ONE, VERSIONED_ATOM },
{'enof', {'tapt'}, CHILD_ATOM, OPTIONAL_ONE, VERSIONED_ATOM },
{'mdhd', {'mdia'}, CHILD_ATOM, OPTIONAL_ONE, VERSIONED_ATOM },
{'minf', {'mdia'}, PARENT_ATOM, REQUIRED_ONE, SIMPLE_ATOM },
{'hdlr', {'mdia', 'meta', 'minf'}, CHILD_ATOM, REQUIRED_ONE, VERSIONED_ATOM }, //minf parent present in chapterized
{'vmhd', {'minf'}, CHILD_ATOM, REQ_FAMILIAL_ONE, VERSIONED_ATOM },
{'smhd', {'minf'}, CHILD_ATOM, REQ_FAMILIAL_ONE, VERSIONED_ATOM },
{'hmhd', {'minf'}, CHILD_ATOM, REQ_FAMILIAL_ONE, VERSIONED_ATOM },
{'nmhd', {'minf'}, CHILD_ATOM, REQ_FAMILIAL_ONE, VERSIONED_ATOM },
{'gmhd', {'minf'}, CHILD_ATOM, REQ_FAMILIAL_ONE, VERSIONED_ATOM }, //present in chapterized
{'dinf', {'minf', 'meta'}, PARENT_ATOM, OPTIONAL_ONE, SIMPLE_ATOM }, //required in minf
{'url ', {'dinf'}, CHILD_ATOM, REQ_FAMILIAL_ONE, VERSIONED_ATOM },
{'urn ', {'dinf'}, CHILD_ATOM, REQ_FAMILIAL_ONE, VERSIONED_ATOM },
{'dref', {'dinf'}, CHILD_ATOM, REQ_FAMILIAL_ONE, VERSIONED_ATOM },
{'stbl', {'minf'}, PARENT_ATOM, REQUIRED_ONE, SIMPLE_ATOM },
{'stts', {'stbl'}, CHILD_ATOM, REQUIRED_ONE, VERSIONED_ATOM },
{'ctts', {'stbl'}, CHILD_ATOM, OPTIONAL_ONE, VERSIONED_ATOM },
{'cslg', {'stbl'}, CHILD_ATOM, OPTIONAL_ONE, VERSIONED_ATOM },
{'stsd', {'stbl'}, DUAL_STATE_ATOM, REQUIRED_ONE, VERSIONED_ATOM },
{'stsz', {'stbl'}, CHILD_ATOM, REQ_FAMILIAL_ONE, VERSIONED_ATOM },
{'stz2', {'stbl'}, CHILD_ATOM, REQ_FAMILIAL_ONE, VERSIONED_ATOM },
{'stsc', {'stbl'}, CHILD_ATOM, REQUIRED_ONE, VERSIONED_ATOM },
{'stco', {'stbl'}, CHILD_ATOM, REQ_FAMILIAL_ONE, VERSIONED_ATOM },
{'co64', {'stbl'}, CHILD_ATOM, REQ_FAMILIAL_ONE, VERSIONED_ATOM },
{'stss', {'stbl'}, CHILD_ATOM, OPTIONAL_ONE, VERSIONED_ATOM },
{'stsh', {'stbl'}, CHILD_ATOM, OPTIONAL_ONE, VERSIONED_ATOM },
{'stdp', {'stbl'}, CHILD_ATOM, OPTIONAL_ONE, VERSIONED_ATOM },
{'padb', {'stbl'}, CHILD_ATOM, OPTIONAL_ONE, VERSIONED_ATOM },
{'sdtp', {'stbl', 'traf'}, CHILD_ATOM, OPTIONAL_ONE, VERSIONED_ATOM },
{'sbgp', {'stbl', 'traf'}, CHILD_ATOM, OPTIONAL_MANY, VERSIONED_ATOM },
{'sbgp', {'stbl'}, CHILD_ATOM, OPTIONAL_MANY, VERSIONED_ATOM },
{'stps', {'stbl'}, CHILD_ATOM, OPTIONAL_ONE, VERSIONED_ATOM },
{'edts', {'trak'}, PARENT_ATOM, OPTIONAL_ONE, SIMPLE_ATOM },
{'elst', {'edts'}, CHILD_ATOM, OPTIONAL_ONE, VERSIONED_ATOM },
{'udta', {'moov', 'trak'}, PARENT_ATOM, OPTIONAL_ONE, SIMPLE_ATOM },
{'meta', {'FILE', 'moov', 'trak', 'udta'}, DUAL_STATE_ATOM, OPTIONAL_ONE, VERSIONED_ATOM }, //optionally contains info
{'mvex', {'moov'}, PARENT_ATOM, OPTIONAL_ONCE, SIMPLE_ATOM },
{'mehd', {'mvex'}, CHILD_ATOM, OPTIONAL_ONCE, VERSIONED_ATOM },
{'trex', {'mvex'}, CHILD_ATOM, REQUIRED_ONE, VERSIONED_ATOM },
{'subs', {'stbl', 'traf'}, CHILD_ATOM, OPTIONAL_ONE, VERSIONED_ATOM },
{'xml ', {'meta'}, CHILD_ATOM, OPTIONAL_ONE, VERSIONED_ATOM },
{'bxml', {'meta'}, CHILD_ATOM, OPTIONAL_ONE, VERSIONED_ATOM },
{'iloc', {'meta'}, CHILD_ATOM, OPTIONAL_ONE, VERSIONED_ATOM },
{'pitm', {'meta'}, CHILD_ATOM, OPTIONAL_ONE, VERSIONED_ATOM },
{'ipro', {'meta'}, PARENT_ATOM, OPTIONAL_ONE, VERSIONED_ATOM },
{'infe', {'meta'}, CHILD_ATOM, OPTIONAL_ONE, VERSIONED_ATOM },
{'iinf', {'meta'}, CHILD_ATOM, OPTIONAL_ONE, VERSIONED_ATOM },
{'sinf', {'ipro', 'drms', 'drmi'}, PARENT_ATOM, REQUIRED_ONE, SIMPLE_ATOM }, //parent atom is also 'Protected Sample Entry'
{'frma', {'sinf'}, CHILD_ATOM, REQUIRED_ONE, SIMPLE_ATOM },
{'imif', {'sinf'}, CHILD_ATOM, OPTIONAL_ONE, VERSIONED_ATOM },
{'schm', {'sinf', 'srpp'}, CHILD_ATOM, OPTIONAL_ONE, VERSIONED_ATOM },
{'schi', {'sinf', 'srpp'}, DUAL_STATE_ATOM, OPTIONAL_ONE, SIMPLE_ATOM },
{'skcr', {'sinf'}, CHILD_ATOM, OPTIONAL_ONE, VERSIONED_ATOM },
{'user', {'schi'}, CHILD_ATOM, OPTIONAL_ONE, SIMPLE_ATOM },
{'key ', {'schi'}, CHILD_ATOM, OPTIONAL_ONE, VERSIONED_ATOM }, //could be required in 'drms'/'drmi'
{'iviv', {'schi'}, CHILD_ATOM, OPTIONAL_ONE, SIMPLE_ATOM },
{'righ', {'schi'}, CHILD_ATOM, OPTIONAL_ONE, SIMPLE_ATOM },
{'name', {'schi'}, CHILD_ATOM, OPTIONAL_ONE, SIMPLE_ATOM },
{'priv', {'schi'}, CHILD_ATOM, OPTIONAL_ONE, SIMPLE_ATOM },
{'iKMS', {'schi'}, CHILD_ATOM, OPTIONAL_ONE, VERSIONED_ATOM }, // 'iAEC', '264b', 'iOMA', 'ICSD'
{'iSFM', {'schi'}, CHILD_ATOM, OPTIONAL_ONE, VERSIONED_ATOM },
{'iSLT', {'schi'}, CHILD_ATOM, OPTIONAL_ONE, SIMPLE_ATOM }, //boxes with 'k***' are also here; reserved
{'IKEY', {'tref'}, CHILD_ATOM, OPTIONAL_ONE, SIMPLE_ATOM },
{'hint', {'tref'}, CHILD_ATOM, OPTIONAL_ONE, SIMPLE_ATOM },
{'dpnd', {'tref'}, CHILD_ATOM, OPTIONAL_ONE, SIMPLE_ATOM },
{'ipir', {'tref'}, CHILD_ATOM, OPTIONAL_ONE, SIMPLE_ATOM },
{'mpod', {'tref'}, CHILD_ATOM, OPTIONAL_ONE, SIMPLE_ATOM },
{'sync', {'tref'}, CHILD_ATOM, OPTIONAL_ONE, SIMPLE_ATOM },
{'chap', {'tref'}, CHILD_ATOM, OPTIONAL_ONE, SIMPLE_ATOM }, //?possible versioned?
{'ipmc', {'moov', 'meta'}, CHILD_ATOM, OPTIONAL_ONE, VERSIONED_ATOM },
{'tims', {'rtp '}, CHILD_ATOM, REQUIRED_ONE, SIMPLE_ATOM },
{'tsro', {'rtp '}, CHILD_ATOM, OPTIONAL_ONE, SIMPLE_ATOM },
{'snro', {'rtp '}, CHILD_ATOM, OPTIONAL_ONE, SIMPLE_ATOM },
{'srpp', {'srtp'}, CHILD_ATOM, REQUIRED_ONE, VERSIONED_ATOM },
{'hnti', {'udta'}, PARENT_ATOM, OPTIONAL_ONE, SIMPLE_ATOM },
{'rtp ', {'hnti'}, CHILD_ATOM, OPTIONAL_ONE, SIMPLE_ATOM }, //'rtp ' is defined twice in different containers
{'sdp ', {'hnti'}, CHILD_ATOM, OPTIONAL_ONE, SIMPLE_ATOM },
{'hinf', {'udta'}, PARENT_ATOM, OPTIONAL_ONE, SIMPLE_ATOM },
{'name', {'udta'}, CHILD_ATOM, OPTIONAL_ONE, SIMPLE_ATOM },
{'trpy', {'hinf'}, CHILD_ATOM, OPTIONAL_ONE, SIMPLE_ATOM },
{'nump', {'hinf'}, CHILD_ATOM, OPTIONAL_ONE, SIMPLE_ATOM },
{'tpyl', {'hinf'}, CHILD_ATOM, OPTIONAL_ONE, SIMPLE_ATOM },
{'totl', {'hinf'}, CHILD_ATOM, OPTIONAL_ONE, SIMPLE_ATOM },
{'npck', {'hinf'}, CHILD_ATOM, OPTIONAL_ONE, SIMPLE_ATOM },
{'maxr', {'hinf'}, CHILD_ATOM, OPTIONAL_MANY, SIMPLE_ATOM },
{'dmed', {'hinf'}, CHILD_ATOM, OPTIONAL_ONE, SIMPLE_ATOM },
{'dimm', {'hinf'}, CHILD_ATOM, OPTIONAL_ONE, SIMPLE_ATOM },
{'drep', {'hinf'}, CHILD_ATOM, OPTIONAL_ONE, SIMPLE_ATOM },
{'tmin', {'hinf'}, CHILD_ATOM, OPTIONAL_ONE, SIMPLE_ATOM },
{'tmax', {'hinf'}, CHILD_ATOM, OPTIONAL_ONE, SIMPLE_ATOM },
{'pmax', {'hinf'}, CHILD_ATOM, OPTIONAL_ONE, SIMPLE_ATOM },
{'dmax', {'hinf'}, CHILD_ATOM, OPTIONAL_ONE, SIMPLE_ATOM },
{'payt', {'hinf'}, CHILD_ATOM, OPTIONAL_ONE, SIMPLE_ATOM },
{'tpay', {'hinf'}, CHILD_ATOM, OPTIONAL_ONE, SIMPLE_ATOM },
{'drms', {'stsd'}, DUAL_STATE_ATOM, REQ_FAMILIAL_ONE, VERSIONED_ATOM },
{'drmi', {'stsd'}, DUAL_STATE_ATOM, REQ_FAMILIAL_ONE, VERSIONED_ATOM },
{'alac', {'stsd'}, DUAL_STATE_ATOM, REQ_FAMILIAL_ONE, VERSIONED_ATOM },
{'mp4a', {'stsd'}, DUAL_STATE_ATOM, REQ_FAMILIAL_ONE, VERSIONED_ATOM },
{'mp4s', {'stsd'}, DUAL_STATE_ATOM, REQ_FAMILIAL_ONE, VERSIONED_ATOM },
{'mp4v', {'stsd'}, DUAL_STATE_ATOM, REQ_FAMILIAL_ONE, VERSIONED_ATOM },
{'avc1', {'stsd'}, DUAL_STATE_ATOM, REQ_FAMILIAL_ONE, VERSIONED_ATOM },
{'avcp', {'stsd'}, DUAL_STATE_ATOM, REQ_FAMILIAL_ONE, VERSIONED_ATOM },
{'text', {'stsd'}, DUAL_STATE_ATOM, REQ_FAMILIAL_ONE, VERSIONED_ATOM },
{'jpeg', {'stsd'}, DUAL_STATE_ATOM, REQ_FAMILIAL_ONE, VERSIONED_ATOM },
{'tx3g', {'stsd'}, DUAL_STATE_ATOM, REQ_FAMILIAL_ONE, VERSIONED_ATOM },
{'rtp ', {'stsd'}, DUAL_STATE_ATOM, REQ_FAMILIAL_ONE, VERSIONED_ATOM }, //'rtp ' occurs twice; disparate meanings
{'srtp', {'stsd'}, DUAL_STATE_ATOM, REQ_FAMILIAL_ONE, SIMPLE_ATOM },
{'enca', {'stsd'}, DUAL_STATE_ATOM, REQ_FAMILIAL_ONE, VERSIONED_ATOM },
{'encv', {'stsd'}, DUAL_STATE_ATOM, REQ_FAMILIAL_ONE, VERSIONED_ATOM },
{'enct', {'stsd'}, DUAL_STATE_ATOM, REQ_FAMILIAL_ONE, VERSIONED_ATOM },
{'encs', {'stsd'}, DUAL_STATE_ATOM, REQ_FAMILIAL_ONE, VERSIONED_ATOM },
{'samr', {'stsd'}, DUAL_STATE_ATOM, REQ_FAMILIAL_ONE, VERSIONED_ATOM },
{'sawb', {'stsd'}, DUAL_STATE_ATOM, REQ_FAMILIAL_ONE, VERSIONED_ATOM },
{'sawp', {'stsd'}, DUAL_STATE_ATOM, REQ_FAMILIAL_ONE, VERSIONED_ATOM },
{'s263', {'stsd'}, DUAL_STATE_ATOM, REQ_FAMILIAL_ONE, VERSIONED_ATOM },
{'sevc', {'stsd'}, DUAL_STATE_ATOM, REQ_FAMILIAL_ONE, VERSIONED_ATOM },
{'sqcp', {'stsd'}, DUAL_STATE_ATOM, REQ_FAMILIAL_ONE, VERSIONED_ATOM },
{'ssmv', {'stsd'}, DUAL_STATE_ATOM, REQ_FAMILIAL_ONE, VERSIONED_ATOM },
{'tmcd', {'stsd'}, DUAL_STATE_ATOM, REQ_FAMILIAL_ONE, VERSIONED_ATOM },
{'alac', {'alac'}, CHILD_ATOM, REQUIRED_ONE, SIMPLE_ATOM },
{'avcC', {'avc1', 'drmi'}, CHILD_ATOM, REQUIRED_ONE, SIMPLE_ATOM },
{'damr', {'samr', 'sawb'}, CHILD_ATOM, REQUIRED_ONE, SIMPLE_ATOM },
{'d263', {'s263'}, CHILD_ATOM, REQUIRED_ONE, SIMPLE_ATOM },
{'dawp', {'sawp'}, CHILD_ATOM, REQUIRED_ONE, SIMPLE_ATOM },
{'devc', {'sevc'}, CHILD_ATOM, REQUIRED_ONE, SIMPLE_ATOM },
{'dqcp', {'sqcp'}, CHILD_ATOM, REQUIRED_ONE, SIMPLE_ATOM },
{'dsmv', {'ssmv'}, CHILD_ATOM, REQUIRED_ONE, SIMPLE_ATOM },
{'bitr', {'d263'}, CHILD_ATOM, REQUIRED_ONE, SIMPLE_ATOM },
{'btrt', {'avc1'}, CHILD_ATOM, OPTIONAL_ONE, SIMPLE_ATOM }, //found in NeroAVC
{'m4ds', {'avc1'}, CHILD_ATOM, OPTIONAL_ONE, SIMPLE_ATOM }, //?possible versioned?
{'ftab', {'tx3g'}, CHILD_ATOM, OPTIONAL_ONE, SIMPLE_ATOM },
{'cprt', {'udta'}, CHILD_ATOM, OPTIONAL_MANY, PACKED_LANG_ATOM }, //the only ISO defined metadata tag; also a 3gp asset
{'titl', {'udta'}, CHILD_ATOM, OPTIONAL_MANY, PACKED_LANG_ATOM }, //3gp assets
{'auth', {'udta'}, CHILD_ATOM, OPTIONAL_MANY, PACKED_LANG_ATOM },
{'perf', {'udta'}, CHILD_ATOM, OPTIONAL_MANY, PACKED_LANG_ATOM },
{'gnre', {'udta'}, CHILD_ATOM, OPTIONAL_MANY, PACKED_LANG_ATOM },
{'dscp', {'udta'}, CHILD_ATOM, OPTIONAL_MANY, PACKED_LANG_ATOM },
{'albm', {'udta'}, CHILD_ATOM, OPTIONAL_MANY, PACKED_LANG_ATOM },
{'yrrc', {'udta'}, CHILD_ATOM, OPTIONAL_MANY, VERSIONED_ATOM },
{'rtng', {'udta'}, CHILD_ATOM, OPTIONAL_MANY, PACKED_LANG_ATOM },
{'clsf', {'udta'}, CHILD_ATOM, OPTIONAL_MANY, PACKED_LANG_ATOM },
{'kywd', {'udta'}, CHILD_ATOM, OPTIONAL_MANY, PACKED_LANG_ATOM },
{'loci', {'udta'}, CHILD_ATOM, OPTIONAL_MANY, PACKED_LANG_ATOM },
{'ID32', {'meta'}, CHILD_ATOM, OPTIONAL_MANY, PACKED_LANG_ATOM }, //id3v2 tag
{'ilst', {'meta'}, PARENT_ATOM, OPTIONAL_ONCE, SIMPLE_ATOM }, //iTunes metadata container
{'----', {'ilst'}, PARENT_ATOM, OPTIONAL_MANY, SIMPLE_ATOM }, //reverse dns metadata
{'mean', {'----'}, CHILD_ATOM, REQUIRED_ONE, VERSIONED_ATOM },
{'name', {'----'}, CHILD_ATOM, REQUIRED_ONE, VERSIONED_ATOM },
{'esds', {'SAMP'}, CHILD_ATOM, REQUIRED_ONE, SIMPLE_ATOM }, //multiple parents; keep 3rd from end; manual return
{'(..)', {'ilst'}, PARENT_ATOM, OPTIONAL_ONE, SIMPLE_ATOM }, //multiple parents; keep 2nd from end; manual return
{'data', {'ITUN'}, CHILD_ATOM, PARENT_SPECIFIC, VERSIONED_ATOM } //multiple parents
};
int atomsCount = 175; //knownAtoms size
#endif