ILIAS  release_5-0 Revision 5.0.0-1144-gc4397b1f870
Public Member Functions
getid3_id3v2 Class Reference
+ Collaboration diagram for getid3_id3v2:

Public Member Functions

 getid3_id3v2 (&$fd, &$ThisFileInfo, $StartingOffset=0)
 
 ParseID3v2GenreString ($genrestring)
 
 ParseID3v2Frame (&$parsedFrame, &$ThisFileInfo)
 
 DeUnsynchronise ($data)
 
 LookupCurrencyUnits ($currencyid)
 
 LookupCurrencyCountry ($currencyid)
 
 LanguageLookup ($languagecode, $casesensitive=false)
 
 ETCOEventLookup ($index)
 
 SYTLContentTypeLookup ($index)
 
 APICPictureTypeLookup ($index, $returnarray=false)
 
 COMRReceivedAsLookup ($index)
 
 RVA2ChannelTypeLookup ($index)
 
 FrameNameLongLookup ($framename)
 
 FrameNameShortLookup ($framename)
 
 TextEncodingTerminatorLookup ($encoding)
 
 TextEncodingNameLookup ($encoding)
 
 IsValidID3v2FrameName ($framename, $id3v2majorversion)
 
 IsANumber ($numberstring, $allowdecimal=false, $allownegative=false)
 
 IsValidDateStampString ($datestamp)
 
 ID3v2HeaderLength ($majorversion)
 

Detailed Description

Definition at line 18 of file module.tag.id3v2.php.

Member Function Documentation

◆ APICPictureTypeLookup()

getid3_id3v2::APICPictureTypeLookup (   $index,
  $returnarray = false 
)

Definition at line 2641 of file module.tag.id3v2.php.

2641 {
2642 static $APICPictureTypeLookup = array(
2643 0x00 => 'Other',
2644 0x01 => '32x32 pixels \'file icon\' (PNG only)',
2645 0x02 => 'Other file icon',
2646 0x03 => 'Cover (front)',
2647 0x04 => 'Cover (back)',
2648 0x05 => 'Leaflet page',
2649 0x06 => 'Media (e.g. label side of CD)',
2650 0x07 => 'Lead artist/lead performer/soloist',
2651 0x08 => 'Artist/performer',
2652 0x09 => 'Conductor',
2653 0x0A => 'Band/Orchestra',
2654 0x0B => 'Composer',
2655 0x0C => 'Lyricist/text writer',
2656 0x0D => 'Recording Location',
2657 0x0E => 'During recording',
2658 0x0F => 'During performance',
2659 0x10 => 'Movie/video screen capture',
2660 0x11 => 'A bright coloured fish',
2661 0x12 => 'Illustration',
2662 0x13 => 'Band/artist logotype',
2663 0x14 => 'Publisher/Studio logotype'
2664 );
2665 if ($returnarray) {
2666 return $APICPictureTypeLookup;
2667 }
2668 return (isset($APICPictureTypeLookup[$index]) ? $APICPictureTypeLookup[$index] : '');
2669 }

Referenced by ParseID3v2Frame().

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◆ COMRReceivedAsLookup()

getid3_id3v2::COMRReceivedAsLookup (   $index)

Definition at line 2671 of file module.tag.id3v2.php.

2671 {
2672 static $COMRReceivedAsLookup = array(
2673 0x00 => 'Other',
2674 0x01 => 'Standard CD album with other songs',
2675 0x02 => 'Compressed audio on CD',
2676 0x03 => 'File over the Internet',
2677 0x04 => 'Stream over the Internet',
2678 0x05 => 'As note sheets',
2679 0x06 => 'As note sheets in a book with other sheets',
2680 0x07 => 'Music on other media',
2681 0x08 => 'Non-musical merchandise'
2682 );
2683
2684 return (isset($COMRReceivedAsLookup[$index]) ? $COMRReceivedAsLookup[$index] : '');
2685 }

Referenced by ParseID3v2Frame().

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◆ DeUnsynchronise()

getid3_id3v2::DeUnsynchronise (   $data)

Definition at line 1728 of file module.tag.id3v2.php.

1728 {
1729 return str_replace("\xFF\x00", "\xFF", $data);
1730 }

References $data.

Referenced by getid3_id3v2(), and ParseID3v2Frame().

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◆ ETCOEventLookup()

getid3_id3v2::ETCOEventLookup (   $index)

Definition at line 2582 of file module.tag.id3v2.php.

2582 {
2583 if (($index >= 0x17) && ($index <= 0xDF)) {
2584 return 'reserved for future use';
2585 }
2586 if (($index >= 0xE0) && ($index <= 0xEF)) {
2587 return 'not predefined synch 0-F';
2588 }
2589 if (($index >= 0xF0) && ($index <= 0xFC)) {
2590 return 'reserved for future use';
2591 }
2592
2593 static $EventLookup = array(
2594 0x00 => 'padding (has no meaning)',
2595 0x01 => 'end of initial silence',
2596 0x02 => 'intro start',
2597 0x03 => 'main part start',
2598 0x04 => 'outro start',
2599 0x05 => 'outro end',
2600 0x06 => 'verse start',
2601 0x07 => 'refrain start',
2602 0x08 => 'interlude start',
2603 0x09 => 'theme start',
2604 0x0A => 'variation start',
2605 0x0B => 'key change',
2606 0x0C => 'time change',
2607 0x0D => 'momentary unwanted noise (Snap, Crackle & Pop)',
2608 0x0E => 'sustained noise',
2609 0x0F => 'sustained noise end',
2610 0x10 => 'intro end',
2611 0x11 => 'main part end',
2612 0x12 => 'verse end',
2613 0x13 => 'refrain end',
2614 0x14 => 'theme end',
2615 0x15 => 'profanity',
2616 0x16 => 'profanity end',
2617 0xFD => 'audio end (start of silence)',
2618 0xFE => 'audio file ends',
2619 0xFF => 'one more byte of events follows'
2620 );
2621
2622 return (isset($EventLookup[$index]) ? $EventLookup[$index] : '');
2623 }

Referenced by ParseID3v2Frame().

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◆ FrameNameLongLookup()

getid3_id3v2::FrameNameLongLookup (   $framename)

This is not a comment! 

AENC        Audio encryption
APIC        Attached picture
ASPI        Audio seek point index
BUF Recommended buffer size
CNT Play counter
COM Comments
COMM        Comments
COMR        Commercial frame
CRA Audio encryption
CRM Encrypted meta frame
ENCR        Encryption method registration
EQU Equalisation
EQU2        Equalisation (2)
EQUA        Equalisation
ETC Event timing codes
ETCO        Event timing codes
GEO General encapsulated object
GEOB        General encapsulated object
GRID        Group identification registration
IPL Involved people list
IPLS        Involved people list
LINK        Linked information
LNK Linked information
MCDI        Music CD identifier
MCI Music CD Identifier
MLL MPEG location lookup table
MLLT        MPEG location lookup table
OWNE        Ownership frame
PCNT        Play counter
PIC Attached picture
POP Popularimeter
POPM        Popularimeter
POSS        Position synchronisation frame
PRIV        Private frame
RBUF        Recommended buffer size
REV Reverb
RVA Relative volume adjustment
RVA2        Relative volume adjustment (2)
RVAD        Relative volume adjustment
RVRB        Reverb
SEEK        Seek frame
SIGN        Signature frame
SLT Synchronised lyric/text
STC Synced tempo codes
SYLT        Synchronised lyric/text
SYTC        Synchronised tempo codes
TAL Album/Movie/Show title
TALB        Album/Movie/Show title
TBP BPM (Beats Per Minute)
TBPM        BPM (beats per minute)
TCM Composer
TCO Content type
TCOM        Composer
TCON        Content type
TCOP        Copyright message
TCR Copyright message
TDA Date
TDAT        Date
TDEN        Encoding time
TDLY        Playlist delay
TDOR        Original release time
TDRC        Recording time
TDRL        Release time
TDTG        Tagging time
TDY Playlist delay
TEN Encoded by
TENC        Encoded by
TEXT        Lyricist/Text writer
TFLT        File type
TFT File type
TIM Time
TIME        Time
TIPL        Involved people list
TIT1        Content group description
TIT2        Title/songname/content description
TIT3        Subtitle/Description refinement
TKE Initial key
TKEY        Initial key
TLA Language(s)
TLAN        Language(s)
TLE Length
TLEN        Length
TMCL        Musician credits list
TMED        Media type
TMOO        Mood
TMT Media type
TOA Original artist(s)/performer(s)
TOAL        Original album/movie/show title
TOF Original filename
TOFN        Original filename
TOL Original Lyricist(s)/text writer(s)
TOLY        Original lyricist(s)/text writer(s)
TOPE        Original artist(s)/performer(s)
TOR Original release year
TORY        Original release year
TOT Original album/Movie/Show title
TOWN        File owner/licensee
TP1 Lead artist(s)/Lead performer(s)/Soloist(s)/Performing group
TP2 Band/Orchestra/Accompaniment
TP3 Conductor/Performer refinement
TP4 Interpreted, remixed, or otherwise modified by
TPA Part of a set
TPB Publisher
TPE1        Lead performer(s)/Soloist(s)
TPE2        Band/orchestra/accompaniment
TPE3        Conductor/performer refinement
TPE4        Interpreted, remixed, or otherwise modified by
TPOS        Part of a set
TPRO        Produced notice
TPUB        Publisher
TRC ISRC (International Standard Recording Code)
TRCK        Track number/Position in set
TRD Recording dates
TRDA        Recording dates
TRK Track number/Position in set
TRSN        Internet radio station name
TRSO        Internet radio station owner
TSI Size
TSIZ        Size
TSOA        Album sort order
TSOP        Performer sort order
TSOT        Title sort order
TSRC        ISRC (international standard recording code)
TSS Software/hardware and settings used for encoding
TSSE        Software/Hardware and settings used for encoding
TSST        Set subtitle
TT1 Content group description
TT2 Title/Songname/Content description
TT3 Subtitle/Description refinement
TXT Lyricist/text writer
TXX User defined text information frame
TXXX        User defined text information frame
TYE Year
TYER        Year
UFI Unique file identifier
UFID        Unique file identifier
ULT Unsychronised lyric/text transcription
USER        Terms of use
USLT        Unsynchronised lyric/text transcription
WAF Official audio file webpage
WAR Official artist/performer webpage
WAS Official audio source webpage
WCM Commercial information
WCOM        Commercial information
WCOP        Copyright/Legal information
WCP Copyright/Legal information
WOAF        Official audio file webpage
WOAR        Official artist/performer webpage
WOAS        Official audio source webpage
WORS        Official Internet radio station homepage
WPAY        Payment
WPB Publishers official webpage
WPUB        Publishers official webpage
WXX User defined URL link frame
WXXX        User defined URL link frame
TFEA        Featured Artist
TSTU        Recording Studio
rgad        Replay Gain Adjustment

Definition at line 2703 of file module.tag.id3v2.php.

2703 {
2704
2705 $begin = __LINE__;
2706
2870 return getid3_lib::EmbeddedLookup($framename, $begin, __LINE__, __FILE__, 'id3v2-framename_long');
2871
2872 // Last three:
2873 // from Helium2 [www.helium2.com]
2874 // from http://privatewww.essex.ac.uk/~djmrob/replaygain/file_format_id3v2.html
2875 }
getid3_lib\EmbeddedLookup
EmbeddedLookup($key, $begin, $end, $file, $name)
Definition: getid3.lib.php:1257

References getid3_lib\EmbeddedLookup().

Referenced by ParseID3v2Frame().

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◆ FrameNameShortLookup()

getid3_id3v2::FrameNameShortLookup (   $framename)

This is not a comment! 

AENC        audio_encryption
APIC        attached_picture
ASPI        audio_seek_point_index
BUF recommended_buffer_size
CNT play_counter
COM comments
COMM        comments
COMR        commercial_frame
CRA audio_encryption
CRM encrypted_meta_frame
ENCR        encryption_method_registration
EQU equalisation
EQU2        equalisation
EQUA        equalisation
ETC event_timing_codes
ETCO        event_timing_codes
GEO general_encapsulated_object
GEOB        general_encapsulated_object
GRID        group_identification_registration
IPL involved_people_list
IPLS        involved_people_list
LINK        linked_information
LNK linked_information
MCDI        music_cd_identifier
MCI music_cd_identifier
MLL mpeg_location_lookup_table
MLLT        mpeg_location_lookup_table
OWNE        ownership_frame
PCNT        play_counter
PIC attached_picture
POP popularimeter
POPM        popularimeter
POSS        position_synchronisation_frame
PRIV        private_frame
RBUF        recommended_buffer_size
REV reverb
RVA relative_volume_adjustment
RVA2        relative_volume_adjustment
RVAD        relative_volume_adjustment
RVRB        reverb
SEEK        seek_frame
SIGN        signature_frame
SLT synchronised_lyric
STC synced_tempo_codes
SYLT        synchronised_lyric
SYTC        synchronised_tempo_codes
TAL album
TALB        album
TBP bpm
TBPM        bpm
TCM composer
TCO content_type
TCOM        composer
TCON        content_type
TCOP        copyright_message
TCR copyright_message
TDA date
TDAT        date
TDEN        encoding_time
TDLY        playlist_delay
TDOR        original_release_time
TDRC        recording_time
TDRL        release_time
TDTG        tagging_time
TDY playlist_delay
TEN encoded_by
TENC        encoded_by
TEXT        lyricist
TFLT        file_type
TFT file_type
TIM time
TIME        time
TIPL        involved_people_list
TIT1        content_group_description
TIT2        title
TIT3        subtitle
TKE initial_key
TKEY        initial_key
TLA language
TLAN        language
TLE length
TLEN        length
TMCL        musician_credits_list
TMED        media_type
TMOO        mood
TMT media_type
TOA original_artist
TOAL        original_album
TOF original_filename
TOFN        original_filename
TOL original_lyricist
TOLY        original_lyricist
TOPE        original_artist
TOR original_year
TORY        original_year
TOT original_album
TOWN        file_owner
TP1 artist
TP2 band
TP3 conductor
TP4 remixer
TPA part_of_a_set
TPB publisher
TPE1        artist
TPE2        band
TPE3        conductor
TPE4        remixer
TPOS        part_of_a_set
TPRO        produced_notice
TPUB        publisher
TRC isrc
TRCK        track_number
TRD recording_dates
TRDA        recording_dates
TRK track_number
TRSN        internet_radio_station_name
TRSO        internet_radio_station_owner
TSI size
TSIZ        size
TSOA        album_sort_order
TSOP        performer_sort_order
TSOT        title_sort_order
TSRC        isrc
TSS encoder_settings
TSSE        encoder_settings
TSST        set_subtitle
TT1 description
TT2 title
TT3 subtitle
TXT lyricist
TXX text
TXXX        text
TYE year
TYER        year
UFI unique_file_identifier
UFID        unique_file_identifier
ULT unsychronised_lyric
USER        terms_of_use
USLT        unsynchronised_lyric
WAF url_file
WAR url_artist
WAS url_source
WCM commercial_information
WCOM        commercial_information
WCOP        copyright
WCP copyright
WOAF        url_file
WOAR        url_artist
WOAS        url_source
WORS        url_station
WPAY        url_payment
WPB url_publisher
WPUB        url_publisher
WXX url_user
WXXX        url_user
TFEA        featured_artist
TSTU        recording_studio
rgad        replay_gain_adjustment

Definition at line 2878 of file module.tag.id3v2.php.

2878 {
2879
2880 $begin = __LINE__;
2881
3044
3045 return getid3_lib::EmbeddedLookup($framename, $begin, __LINE__, __FILE__, 'id3v2-framename_short');
3046 }

References getid3_lib\EmbeddedLookup().

Referenced by ParseID3v2Frame().

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◆ getid3_id3v2()

getid3_id3v2::getid3_id3v2 ( &  $fd,
&  $ThisFileInfo,
  $StartingOffset = 0 
)

Definition at line 21 of file module.tag.id3v2.php.

21 {
22 // Overall tag structure:
23 // +-----------------------------+
24 // | Header (10 bytes) |
25 // +-----------------------------+
26 // | Extended Header |
27 // | (variable length, OPTIONAL) |
28 // +-----------------------------+
29 // | Frames (variable length) |
30 // +-----------------------------+
31 // | Padding |
32 // | (variable length, OPTIONAL) |
33 // +-----------------------------+
34 // | Footer (10 bytes, OPTIONAL) |
35 // +-----------------------------+
36
37 // Header
38 // ID3v2/file identifier "ID3"
39 // ID3v2 version $04 00
40 // ID3v2 flags (%ab000000 in v2.2, %abc00000 in v2.3, %abcd0000 in v2.4.x)
41 // ID3v2 size 4 * %0xxxxxxx
42
43
44 // shortcuts
45 $ThisFileInfo['id3v2']['header'] = true;
46 $thisfile_id3v2 = &$ThisFileInfo['id3v2'];
47 $thisfile_id3v2['flags'] = array();
48 $thisfile_id3v2_flags = &$thisfile_id3v2['flags'];
49
50
51 fseek($fd, $StartingOffset, SEEK_SET);
52 $header = fread($fd, 10);
53 if (substr($header, 0, 3) == 'ID3') {
54
55 $thisfile_id3v2['majorversion'] = ord($header{3});
56 $thisfile_id3v2['minorversion'] = ord($header{4});
57
58 // shortcut
59 $id3v2_majorversion = &$thisfile_id3v2['majorversion'];
60
61 } else {
62
63 unset($ThisFileInfo['id3v2']);
64 return false;
65
66 }
67
68 if ($id3v2_majorversion > 4) { // this script probably won't correctly parse ID3v2.5.x and above (if it ever exists)
69
70 $ThisFileInfo['error'][] = 'this script only parses up to ID3v2.4.x - this tag is ID3v2.'.$id3v2_majorversion.'.'.$thisfile_id3v2['minorversion'];
71 return false;
72
73 }
74
75 $id3_flags = ord($header{5});
76 switch ($id3v2_majorversion) {
77 case 2:
78 // %ab000000 in v2.2
79 $thisfile_id3v2_flags['unsynch'] = (bool) ($id3_flags & 0x80); // a - Unsynchronisation
80 $thisfile_id3v2_flags['compression'] = (bool) ($id3_flags & 0x40); // b - Compression
81 break;
82
83 case 3:
84 // %abc00000 in v2.3
85 $thisfile_id3v2_flags['unsynch'] = (bool) ($id3_flags & 0x80); // a - Unsynchronisation
86 $thisfile_id3v2_flags['exthead'] = (bool) ($id3_flags & 0x40); // b - Extended header
87 $thisfile_id3v2_flags['experim'] = (bool) ($id3_flags & 0x20); // c - Experimental indicator
88 break;
89
90 case 4:
91 // %abcd0000 in v2.4
92 $thisfile_id3v2_flags['unsynch'] = (bool) ($id3_flags & 0x80); // a - Unsynchronisation
93 $thisfile_id3v2_flags['exthead'] = (bool) ($id3_flags & 0x40); // b - Extended header
94 $thisfile_id3v2_flags['experim'] = (bool) ($id3_flags & 0x20); // c - Experimental indicator
95 $thisfile_id3v2_flags['isfooter'] = (bool) ($id3_flags & 0x10); // d - Footer present
96 break;
97 }
98
99 $thisfile_id3v2['headerlength'] = getid3_lib::BigEndian2Int(substr($header, 6, 4), 1) + 10; // length of ID3v2 tag in 10-byte header doesn't include 10-byte header length
100
101 $thisfile_id3v2['tag_offset_start'] = $StartingOffset;
102 $thisfile_id3v2['tag_offset_end'] = $thisfile_id3v2['tag_offset_start'] + $thisfile_id3v2['headerlength'];
103
104 // Extended Header
105 if (isset($thisfile_id3v2_flags['exthead']) && $thisfile_id3v2_flags['exthead']) {
106 // Extended header size 4 * %0xxxxxxx
107 // Number of flag bytes $01
108 // Extended Flags $xx
109 // Where the 'Extended header size' is the size of the whole extended header, stored as a 32 bit synchsafe integer.
110 $thisfile_id3v2['exthead_length'] = getid3_lib::BigEndian2Int(fread($fd, 4), 1);
111
112 $thisfile_id3v2['exthead_flag_bytes'] = ord(fread($fd, 1));
113 if ($thisfile_id3v2['exthead_flag_bytes'] == 1) {
114 // The extended flags field, with its size described by 'number of flag bytes', is defined as:
115 // %0bcd0000
116 // b - Tag is an update
117 // Flag data length $00
118 // c - CRC data present
119 // Flag data length $05
120 // Total frame CRC 5 * %0xxxxxxx
121 // d - Tag restrictions
122 // Flag data length $01
123 $extheaderflags = fread($fd, $thisfile_id3v2['exthead_flag_bytes']);
124 $id3_exthead_flags = getid3_lib::BigEndian2Bin(substr($header, 5, 1));
125 $thisfile_id3v2['exthead_flags']['update'] = substr($id3_exthead_flags, 1, 1);
126 $thisfile_id3v2['exthead_flags']['CRC'] = substr($id3_exthead_flags, 2, 1);
127 if ($thisfile_id3v2['exthead_flags']['CRC']) {
128 $extheaderrawCRC = fread($fd, 5);
129 $thisfile_id3v2['exthead_flags']['CRC'] = getid3_lib::BigEndian2Int($extheaderrawCRC, 1);
130 }
131 $thisfile_id3v2['exthead_flags']['restrictions'] = substr($id3_exthead_flags, 3, 1);
132 if ($thisfile_id3v2['exthead_flags']['restrictions']) {
133 // Restrictions %ppqrrstt
134 $extheaderrawrestrictions = fread($fd, 1);
135 $thisfile_id3v2['exthead_flags']['restrictions_tagsize'] = (bindec('11000000') & ord($extheaderrawrestrictions)) >> 6; // p - Tag size restrictions
136 $thisfile_id3v2['exthead_flags']['restrictions_textenc'] = (bindec('00100000') & ord($extheaderrawrestrictions)) >> 5; // q - Text encoding restrictions
137 $thisfile_id3v2['exthead_flags']['restrictions_textsize'] = (bindec('00011000') & ord($extheaderrawrestrictions)) >> 3; // r - Text fields size restrictions
138 $thisfile_id3v2['exthead_flags']['restrictions_imgenc'] = (bindec('00000100') & ord($extheaderrawrestrictions)) >> 2; // s - Image encoding restrictions
139 $thisfile_id3v2['exthead_flags']['restrictions_imgsize'] = (bindec('00000011') & ord($extheaderrawrestrictions)) >> 0; // t - Image size restrictions
140 }
141 } else {
142 $ThisFileInfo['warning'][] = '$thisfile_id3v2[exthead_flag_bytes] = "'.$thisfile_id3v2['exthead_flag_bytes'].'" (expecting "1")';
143 fseek($fd, $thisfile_id3v2['exthead_length'] - 1, SEEK_CUR);
144 //return false;
145 }
146 } // end extended header
147
148
149 // create 'encoding' key - used by getid3::HandleAllTags()
150 // in ID3v2 every field can have it's own encoding type
151 // so force everything to UTF-8 so it can be handled consistantly
152 $thisfile_id3v2['encoding'] = 'UTF-8';
153
154
155 // Frames
156
157 // All ID3v2 frames consists of one frame header followed by one or more
158 // fields containing the actual information. The header is always 10
159 // bytes and laid out as follows:
160 //
161 // Frame ID $xx xx xx xx (four characters)
162 // Size 4 * %0xxxxxxx
163 // Flags $xx xx
164
165 $sizeofframes = $thisfile_id3v2['headerlength'] - 10; // not including 10-byte initial header
166 if (@$thisfile_id3v2['exthead_length']) {
167 $sizeofframes -= ($thisfile_id3v2['exthead_length'] + 4);
168 }
169 if (@$thisfile_id3v2_flags['isfooter']) {
170 $sizeofframes -= 10; // footer takes last 10 bytes of ID3v2 header, after frame data, before audio
171 }
172 if ($sizeofframes > 0) {
173
174 $framedata = fread($fd, $sizeofframes); // read all frames from file into $framedata variable
175
176 // if entire frame data is unsynched, de-unsynch it now (ID3v2.3.x)
177 if (@$thisfile_id3v2_flags['unsynch'] && ($id3v2_majorversion <= 3)) {
178 $framedata = $this->DeUnsynchronise($framedata);
179 }
180 // [in ID3v2.4.0] Unsynchronisation [S:6.1] is done on frame level, instead
181 // of on tag level, making it easier to skip frames, increasing the streamability
182 // of the tag. The unsynchronisation flag in the header [S:3.1] indicates that
183 // there exists an unsynchronised frame, while the new unsynchronisation flag in
184 // the frame header [S:4.1.2] indicates unsynchronisation.
185
186 $framedataoffset = 10 + (@$thisfile_id3v2['exthead_length'] ? $thisfile_id3v2['exthead_length'] + 4 : 0); // how many bytes into the stream - start from after the 10-byte header (and extended header length+4, if present)
187 while (isset($framedata) && (strlen($framedata) > 0)) { // cycle through until no more frame data is left to parse
188 if (strlen($framedata) <= $this->ID3v2HeaderLength($id3v2_majorversion)) {
189 // insufficient room left in ID3v2 header for actual data - must be padding
190 $thisfile_id3v2['padding']['start'] = $framedataoffset;
191 $thisfile_id3v2['padding']['length'] = strlen($framedata);
192 $thisfile_id3v2['padding']['valid'] = true;
193 for ($i = 0; $i < $thisfile_id3v2['padding']['length']; $i++) {
194 if ($framedata{$i} != "\x00") {
195 $thisfile_id3v2['padding']['valid'] = false;
196 $thisfile_id3v2['padding']['errorpos'] = $thisfile_id3v2['padding']['start'] + $i;
197 $ThisFileInfo['warning'][] = 'Invalid ID3v2 padding found at offset '.$thisfile_id3v2['padding']['errorpos'].' (the remaining '.($thisfile_id3v2['padding']['length'] - $i).' bytes are considered invalid)';
198 break;
199 }
200 }
201 break; // skip rest of ID3v2 header
202 }
203 if ($id3v2_majorversion == 2) {
204 // Frame ID $xx xx xx (three characters)
205 // Size $xx xx xx (24-bit integer)
206 // Flags $xx xx
207
208 $frame_header = substr($framedata, 0, 6); // take next 6 bytes for header
209 $framedata = substr($framedata, 6); // and leave the rest in $framedata
210 $frame_name = substr($frame_header, 0, 3);
211 $frame_size = getid3_lib::BigEndian2Int(substr($frame_header, 3, 3), 0);
212 $frame_flags = 0; // not used for anything in ID3v2.2, just set to avoid E_NOTICEs
213
214 } elseif ($id3v2_majorversion > 2) {
215
216 // Frame ID $xx xx xx xx (four characters)
217 // Size $xx xx xx xx (32-bit integer in v2.3, 28-bit synchsafe in v2.4+)
218 // Flags $xx xx
219
220 $frame_header = substr($framedata, 0, 10); // take next 10 bytes for header
221 $framedata = substr($framedata, 10); // and leave the rest in $framedata
222
223 $frame_name = substr($frame_header, 0, 4);
224 if ($id3v2_majorversion == 3) {
225 $frame_size = getid3_lib::BigEndian2Int(substr($frame_header, 4, 4), 0); // 32-bit integer
226 } else { // ID3v2.4+
227 $frame_size = getid3_lib::BigEndian2Int(substr($frame_header, 4, 4), 1); // 32-bit synchsafe integer (28-bit value)
228 }
229
230 if ($frame_size < (strlen($framedata) + 4)) {
231 $nextFrameID = substr($framedata, $frame_size, 4);
232 if ($this->IsValidID3v2FrameName($nextFrameID, $id3v2_majorversion)) {
233 // next frame is OK
234 } elseif (($frame_name == "\x00".'MP3') || ($frame_name == "\x00\x00".'MP') || ($frame_name == ' MP3') || ($frame_name == 'MP3e')) {
235 // MP3ext known broken frames - "ok" for the purposes of this test
236 } elseif (($id3v2_majorversion == 4) && ($this->IsValidID3v2FrameName(substr($framedata, getid3_lib::BigEndian2Int(substr($frame_header, 4, 4), 0), 4), 3))) {
237 $ThisFileInfo['warning'][] = 'ID3v2 tag written as ID3v2.4, but with non-synchsafe integers (ID3v2.3 style). Older versions of (Helium2; iTunes) are known culprits of this. Tag has been parsed as ID3v2.3';
238 $id3v2_majorversion = 3;
239 $frame_size = getid3_lib::BigEndian2Int(substr($frame_header, 4, 4), 0); // 32-bit integer
240 }
241 }
242
243
244 $frame_flags = getid3_lib::BigEndian2Int(substr($frame_header, 8, 2));
245 }
246
247 if ((($id3v2_majorversion == 2) && ($frame_name == "\x00\x00\x00")) || ($frame_name == "\x00\x00\x00\x00")) {
248 // padding encountered
249
250 $thisfile_id3v2['padding']['start'] = $framedataoffset;
251 $thisfile_id3v2['padding']['length'] = strlen($framedata);
252 $thisfile_id3v2['padding']['valid'] = true;
253 for ($i = 0; $i < $thisfile_id3v2['padding']['length']; $i++) {
254 if ($framedata{$i} != "\x00") {
255 $thisfile_id3v2['padding']['valid'] = false;
256 $thisfile_id3v2['padding']['errorpos'] = $thisfile_id3v2['padding']['start'] + $i;
257 $ThisFileInfo['warning'][] = 'Invalid ID3v2 padding found at offset '.$thisfile_id3v2['padding']['errorpos'].' (the remaining '.($thisfile_id3v2['padding']['length'] - $i).' bytes are considered invalid)';
258 break;
259 }
260 }
261 break; // skip rest of ID3v2 header
262 }
263
264 if ($frame_name == 'COM ') {
265 $ThisFileInfo['warning'][] = 'error parsing "'.$frame_name.'" ('.$framedataoffset.' bytes into the ID3v2.'.$id3v2_majorversion.' tag). (ERROR: IsValidID3v2FrameName("'.str_replace("\x00", ' ', $frame_name).'", '.$id3v2_majorversion.'))). [Note: this particular error has been known to happen with tags edited by iTunes (versions "X v2.0.3", "v3.0.1" are known-guilty, probably others too)]';
266 $frame_name = 'COMM';
267 }
268 if (($frame_size <= strlen($framedata)) && ($this->IsValidID3v2FrameName($frame_name, $id3v2_majorversion))) {
269
270 unset($parsedFrame);
271 $parsedFrame['frame_name'] = $frame_name;
272 $parsedFrame['frame_flags_raw'] = $frame_flags;
273 $parsedFrame['data'] = substr($framedata, 0, $frame_size);
274 $parsedFrame['datalength'] = getid3_lib::CastAsInt($frame_size);
275 $parsedFrame['dataoffset'] = $framedataoffset;
276
277 $this->ParseID3v2Frame($parsedFrame, $ThisFileInfo);
278 $thisfile_id3v2[$frame_name][] = $parsedFrame;
279
280 $framedata = substr($framedata, $frame_size);
281
282 } else { // invalid frame length or FrameID
283
284 if ($frame_size <= strlen($framedata)) {
285
286 if ($this->IsValidID3v2FrameName(substr($framedata, $frame_size, 4), $id3v2_majorversion)) {
287
288 // next frame is valid, just skip the current frame
289 $framedata = substr($framedata, $frame_size);
290 $ThisFileInfo['warning'][] = 'Next ID3v2 frame is valid, skipping current frame.';
291
292 } else {
293
294 // next frame is invalid too, abort processing
295 //unset($framedata);
296 $framedata = null;
297 $ThisFileInfo['error'][] = 'Next ID3v2 frame is also invalid, aborting processing.';
298
299 }
300
301 } elseif ($frame_size == strlen($framedata)) {
302
303 // this is the last frame, just skip
304 $ThisFileInfo['warning'][] = 'This was the last ID3v2 frame.';
305
306 } else {
307
308 // next frame is invalid too, abort processing
309 //unset($framedata);
310 $framedata = null;
311 $ThisFileInfo['warning'][] = 'Invalid ID3v2 frame size, aborting.';
312
313 }
314 if (!$this->IsValidID3v2FrameName($frame_name, $id3v2_majorversion)) {
315
316 switch ($frame_name) {
317 case "\x00\x00".'MP':
318 case "\x00".'MP3':
319 case ' MP3':
320 case 'MP3e':
321 case "\x00".'MP':
322 case ' MP':
323 case 'MP3':
324 $ThisFileInfo['warning'][] = 'error parsing "'.$frame_name.'" ('.$framedataoffset.' bytes into the ID3v2.'.$id3v2_majorversion.' tag). (ERROR: !IsValidID3v2FrameName("'.str_replace("\x00", ' ', $frame_name).'", '.$id3v2_majorversion.'))). [Note: this particular error has been known to happen with tags edited by "MP3ext (www.mutschler.de/mp3ext/)"]';
325 break;
326
327 default:
328 $ThisFileInfo['warning'][] = 'error parsing "'.$frame_name.'" ('.$framedataoffset.' bytes into the ID3v2.'.$id3v2_majorversion.' tag). (ERROR: !IsValidID3v2FrameName("'.str_replace("\x00", ' ', $frame_name).'", '.$id3v2_majorversion.'))).';
329 break;
330 }
331
332 } elseif ($frame_size > strlen($framedata)){
333
334 $ThisFileInfo['error'][] = 'error parsing "'.$frame_name.'" ('.$framedataoffset.' bytes into the ID3v2.'.$id3v2_majorversion.' tag). (ERROR: $frame_size ('.$frame_size.') > strlen($framedata) ('.strlen($framedata).')).';
335
336 } else {
337
338 $ThisFileInfo['error'][] = 'error parsing "'.$frame_name.'" ('.$framedataoffset.' bytes into the ID3v2.'.$id3v2_majorversion.' tag).';
339
340 }
341
342 }
343 $framedataoffset += ($frame_size + $this->ID3v2HeaderLength($id3v2_majorversion));
344
345 }
346
347 }
348
349
350 // Footer
351
352 // The footer is a copy of the header, but with a different identifier.
353 // ID3v2 identifier "3DI"
354 // ID3v2 version $04 00
355 // ID3v2 flags %abcd0000
356 // ID3v2 size 4 * %0xxxxxxx
357
358 if (isset($thisfile_id3v2_flags['isfooter']) && $thisfile_id3v2_flags['isfooter']) {
359 $footer = fread($fd, 10);
360 if (substr($footer, 0, 3) == '3DI') {
361 $thisfile_id3v2['footer'] = true;
362 $thisfile_id3v2['majorversion_footer'] = ord($footer{3});
363 $thisfile_id3v2['minorversion_footer'] = ord($footer{4});
364 }
365 if ($thisfile_id3v2['majorversion_footer'] <= 4) {
366 $id3_flags = ord(substr($footer{5}));
367 $thisfile_id3v2_flags['unsynch_footer'] = (bool) ($id3_flags & 0x80);
368 $thisfile_id3v2_flags['extfoot_footer'] = (bool) ($id3_flags & 0x40);
369 $thisfile_id3v2_flags['experim_footer'] = (bool) ($id3_flags & 0x20);
370 $thisfile_id3v2_flags['isfooter_footer'] = (bool) ($id3_flags & 0x10);
371
372 $thisfile_id3v2['footerlength'] = getid3_lib::BigEndian2Int(substr($footer, 6, 4), 1);
373 }
374 } // end footer
375
376 if (isset($thisfile_id3v2['comments']['genre'])) {
377 foreach ($thisfile_id3v2['comments']['genre'] as $key => $value) {
378 unset($thisfile_id3v2['comments']['genre'][$key]);
379 $thisfile_id3v2['comments'] = getid3_lib::array_merge_noclobber($thisfile_id3v2['comments'], $this->ParseID3v2GenreString($value));
380 }
381 }
382
383 if (isset($thisfile_id3v2['comments']['track'])) {
384 foreach ($thisfile_id3v2['comments']['track'] as $key => $value) {
385 if (strstr($value, '/')) {
386 list($thisfile_id3v2['comments']['tracknum'][$key], $thisfile_id3v2['comments']['totaltracks'][$key]) = explode('/', $thisfile_id3v2['comments']['track'][$key]);
387 }
388 }
389 }
390
391 if (!isset($thisfile_id3v2['comments']['year']) && ereg('^([0-9]{4})', trim(@$thisfile_id3v2['comments']['recording_time'][0]), $matches)) {
392 $thisfile_id3v2['comments']['year'] = array($matches[1]);
393 }
394
395
396 // Set avdataoffset
397 $ThisFileInfo['avdataoffset'] = $thisfile_id3v2['headerlength'];
398 if (isset($thisfile_id3v2['footer'])) {
399 $ThisFileInfo['avdataoffset'] += 10;
400 }
401
402 return true;
403 }
getid3_id3v2\ParseID3v2Frame
ParseID3v2Frame(&$parsedFrame, &$ThisFileInfo)
Definition: module.tag.id3v2.php:465
getid3_id3v2\DeUnsynchronise
DeUnsynchronise($data)
Definition: module.tag.id3v2.php:1728
getid3_id3v2\IsValidID3v2FrameName
IsValidID3v2FrameName($framename, $id3v2majorversion)
Definition: module.tag.id3v2.php:3067
getid3_id3v2\ID3v2HeaderLength
ID3v2HeaderLength($majorversion)
Definition: module.tag.id3v2.php:3124
getid3_id3v2\ParseID3v2GenreString
ParseID3v2GenreString($genrestring)
Definition: module.tag.id3v2.php:406
getid3_lib\BigEndian2Bin
BigEndian2Bin($byteword)
Definition: getid3.lib.php:271
getid3_lib\array_merge_noclobber
array_merge_noclobber($array1, $array2)
Definition: getid3.lib.php:376
getid3_lib\CastAsInt
CastAsInt($floatnum)
Definition: getid3.lib.php:60
getid3_lib\BigEndian2Int
BigEndian2Int($byteword, $synchsafe=false, $signed=false)
Definition: getid3.lib.php:234

References getid3_lib\array_merge_noclobber(), getid3_lib\BigEndian2Bin(), getid3_lib\BigEndian2Int(), getid3_lib\CastAsInt(), DeUnsynchronise(), ID3v2HeaderLength(), IsValidID3v2FrameName(), ParseID3v2Frame(), and ParseID3v2GenreString().

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◆ ID3v2HeaderLength()

getid3_id3v2::ID3v2HeaderLength (   $majorversion)

Definition at line 3124 of file module.tag.id3v2.php.

3124 {
3125 return (($majorversion == 2) ? 6 : 10);
3126 }

Referenced by getid3_write_id3v2\GenerateID3v2Tag(), and getid3_id3v2().

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◆ IsANumber()

getid3_id3v2::IsANumber (   $numberstring,
  $allowdecimal = false,
  $allownegative = false 
)

Definition at line 3081 of file module.tag.id3v2.php.

3081 {
3082 for ($i = 0; $i < strlen($numberstring); $i++) {
3083 if ((chr($numberstring{$i}) < chr('0')) || (chr($numberstring{$i}) > chr('9'))) {
3084 if (($numberstring{$i} == '.') && $allowdecimal) {
3085 // allowed
3086 } elseif (($numberstring{$i} == '-') && $allownegative && ($i == 0)) {
3087 // allowed
3088 } else {
3089 return false;
3090 }
3091 }
3092 }
3093 return true;
3094 }

Referenced by IsValidDateStampString().

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◆ IsValidDateStampString()

getid3_id3v2::IsValidDateStampString (   $datestamp)

Definition at line 3096 of file module.tag.id3v2.php.

3096 {
3097 if (strlen($datestamp) != 8) {
3098 return false;
3099 }
3100 if (!$this->IsANumber($datestamp, false)) {
3101 return false;
3102 }
3103 $year = substr($datestamp, 0, 4);
3104 $month = substr($datestamp, 4, 2);
3105 $day = substr($datestamp, 6, 2);
3106 if (($year == 0) || ($month == 0) || ($day == 0)) {
3107 return false;
3108 }
3109 if ($month > 12) {
3110 return false;
3111 }
3112 if ($day > 31) {
3113 return false;
3114 }
3115 if (($day > 30) && (($month == 4) || ($month == 6) || ($month == 9) || ($month == 11))) {
3116 return false;
3117 }
3118 if (($day > 29) && ($month == 2)) {
3119 return false;
3120 }
3121 return true;
3122 }
getid3_id3v2\IsANumber
IsANumber($numberstring, $allowdecimal=false, $allownegative=false)
Definition: module.tag.id3v2.php:3081

References IsANumber().

Referenced by ParseID3v2Frame().

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◆ IsValidID3v2FrameName()

getid3_id3v2::IsValidID3v2FrameName (   $framename,
  $id3v2majorversion 
)

Definition at line 3067 of file module.tag.id3v2.php.

3067 {
3068 switch ($id3v2majorversion) {
3069 case 2:
3070 return ereg('[A-Z][A-Z0-9]{2}', $framename);
3071 break;
3072
3073 case 3:
3074 case 4:
3075 return ereg('[A-Z][A-Z0-9]{3}', $framename);
3076 break;
3077 }
3078 return false;
3079 }

Referenced by getid3_write_id3v2\GenerateID3v2FrameData(), getid3_write_id3v2\GenerateID3v2Tag(), and getid3_id3v2().

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◆ LanguageLookup()

getid3_id3v2::LanguageLookup (   $languagecode,
  $casesensitive = false 
)

This is not a comment! 

XXX unknown
xxx unknown
aar Afar
abk Abkhazian
ace Achinese
ach Acoli
ada Adangme
afa Afro-Asiatic (Other)
afh Afrihili
afr Afrikaans
aka Akan
akk Akkadian
alb Albanian
ale Aleut
alg Algonquian Languages
amh Amharic
ang English, Old (ca. 450-1100)
apa Apache Languages
ara Arabic
arc Aramaic
arm Armenian
arn Araucanian
arp Arapaho
art Artificial (Other)
arw Arawak
asm Assamese
ath Athapascan Languages
ava Avaric
ave Avestan
awa Awadhi
aym Aymara
aze Azerbaijani
bad Banda
bai Bamileke Languages
bak Bashkir
bal Baluchi
bam Bambara
ban Balinese
baq Basque
bas Basa
bat Baltic (Other)
bej Beja
bel Byelorussian
bem Bemba
ben Bengali
ber Berber (Other)
bho Bhojpuri
bih Bihari
bik Bikol
bin Bini
bis Bislama
bla Siksika
bnt Bantu (Other)
bod Tibetan
bra Braj
bre Breton
bua Buriat
bug Buginese
bul Bulgarian
bur Burmese
cad Caddo
cai Central American Indian (Other)
car Carib
cat Catalan
cau Caucasian (Other)
ceb Cebuano
cel Celtic (Other)
ces Czech
cha Chamorro
chb Chibcha
che Chechen
chg Chagatai
chi Chinese
chm Mari
chn Chinook jargon
cho Choctaw
chr Cherokee
chu Church Slavic
chv Chuvash
chy Cheyenne
cop Coptic
cor Cornish
cos Corsican
cpe Creoles and Pidgins, English-based (Other)
cpf Creoles and Pidgins, French-based (Other)
cpp Creoles and Pidgins, Portuguese-based (Other)
cre Cree
crp Creoles and Pidgins (Other)
cus Cushitic (Other)
cym Welsh
cze Czech
dak Dakota
dan Danish
del Delaware
deu German
din Dinka
div Divehi
doi Dogri
dra Dravidian (Other)
dua Duala
dum Dutch, Middle (ca. 1050-1350)
dut Dutch
dyu Dyula
dzo Dzongkha
efi Efik
egy Egyptian (Ancient)
eka Ekajuk
ell Greek, Modern (1453-)
elx Elamite
eng English
enm English, Middle (ca. 1100-1500)
epo Esperanto
esk Eskimo (Other)
esl Spanish
est Estonian
eus Basque
ewe Ewe
ewo Ewondo
fan Fang
fao Faroese
fas Persian
fat Fanti
fij Fijian
fin Finnish
fiu Finno-Ugrian (Other)
fon Fon
fra French
fre French
frm French, Middle (ca. 1400-1600)
fro French, Old (842- ca. 1400)
fry Frisian
ful Fulah
gaa Ga
gae Gaelic (Scots)
gai Irish
gay Gayo
gdh Gaelic (Scots)
gem Germanic (Other)
geo Georgian
ger German
gez Geez
gil Gilbertese
glg Gallegan
gmh German, Middle High (ca. 1050-1500)
goh German, Old High (ca. 750-1050)
gon Gondi
got Gothic
grb Grebo
grc Greek, Ancient (to 1453)
gre Greek, Modern (1453-)
grn Guarani
guj Gujarati
hai Haida
hau Hausa
haw Hawaiian
heb Hebrew
her Herero
hil Hiligaynon
him Himachali
hin Hindi
hmo Hiri Motu
hun Hungarian
hup Hupa
hye Armenian
iba Iban
ibo Igbo
ice Icelandic
ijo Ijo
iku Inuktitut
ilo Iloko
ina Interlingua (International Auxiliary language Association)
inc Indic (Other)
ind Indonesian
ine Indo-European (Other)
ine Interlingue
ipk Inupiak
ira Iranian (Other)
iri Irish
iro Iroquoian uages
isl Icelandic
ita Italian
jav Javanese
jaw Javanese
jpn Japanese
jpr Judeo-Persian
jrb Judeo-Arabic
kaa Kara-Kalpak
kab Kabyle
kac Kachin
kal Greenlandic
kam Kamba
kan Kannada
kar Karen
kas Kashmiri
kat Georgian
kau Kanuri
kaw Kawi
kaz Kazakh
kha Khasi
khi Khoisan (Other)
khm Khmer
kho Khotanese
kik Kikuyu
kin Kinyarwanda
kir Kirghiz
kok Konkani
kom Komi
kon Kongo
kor Korean
kpe Kpelle
kro Kru
kru Kurukh
kua Kuanyama
kum Kumyk
kur Kurdish
kus Kusaie
kut Kutenai
lad Ladino
lah Lahnda
lam Lamba
lao Lao
lat Latin
lav Latvian
lez Lezghian
lin Lingala
lit Lithuanian
lol Mongo
loz Lozi
ltz Letzeburgesch
lub Luba-Katanga
lug Ganda
lui Luiseno
lun Lunda
luo Luo (Kenya and Tanzania)
mac Macedonian
mad Madurese
mag Magahi
mah Marshall
mai Maithili
mak Macedonian
mak Makasar
mal Malayalam
man Mandingo
mao Maori
map Austronesian (Other)
mar Marathi
mas Masai
max Manx
may Malay
men Mende
mga Irish, Middle (900 - 1200)
mic Micmac
min Minangkabau
mis Miscellaneous (Other)
mkh Mon-Kmer (Other)
mlg Malagasy
mlt Maltese
mni Manipuri
mno Manobo Languages
moh Mohawk
mol Moldavian
mon Mongolian
mos Mossi
mri Maori
msa Malay
mul Multiple Languages
mun Munda Languages
mus Creek
mwr Marwari
mya Burmese
myn Mayan Languages
nah Aztec
nai North American Indian (Other)
nau Nauru
nav Navajo
nbl Ndebele, South
nde Ndebele, North
ndo Ndongo
nep Nepali
new Newari
nic Niger-Kordofanian (Other)
niu Niuean
nla Dutch
nno Norwegian (Nynorsk)
non Norse, Old
nor Norwegian
nso Sotho, Northern
nub Nubian Languages
nya Nyanja
nym Nyamwezi
nyn Nyankole
nyo Nyoro
nzi Nzima
oci Langue d'Oc (post 1500)
oji Ojibwa
ori Oriya
orm Oromo
osa Osage
oss Ossetic
ota Turkish, Ottoman (1500 - 1928)
oto Otomian Languages
paa Papuan-Australian (Other)
pag Pangasinan
pal Pahlavi
pam Pampanga
pan Panjabi
pap Papiamento
pau Palauan
peo Persian, Old (ca 600 - 400 B.C.)
per Persian
phn Phoenician
pli Pali
pol Polish
pon Ponape
por Portuguese
pra Prakrit uages
pro Provencal, Old (to 1500)
pus Pushto
que Quechua
raj Rajasthani
rar Rarotongan
roa Romance (Other)
roh Rhaeto-Romance
rom Romany
ron Romanian
rum Romanian
run Rundi
rus Russian
sad Sandawe
sag Sango
sah Yakut
sai South American Indian (Other)
sal Salishan Languages
sam Samaritan Aramaic
san Sanskrit
sco Scots
scr Serbo-Croatian
sel Selkup
sem Semitic (Other)
sga Irish, Old (to 900)
shn Shan
sid Sidamo
sin Singhalese
sio Siouan Languages
sit Sino-Tibetan (Other)
sla Slavic (Other)
slk Slovak
slo Slovak
slv Slovenian
smi Sami Languages
smo Samoan
sna Shona
snd Sindhi
sog Sogdian
som Somali
son Songhai
sot Sotho, Southern
spa Spanish
sqi Albanian
srd Sardinian
srr Serer
ssa Nilo-Saharan (Other)
ssw Siswant
ssw Swazi
suk Sukuma
sun Sudanese
sus Susu
sux Sumerian
sve Swedish
swa Swahili
swe Swedish
syr Syriac
tah Tahitian
tam Tamil
tat Tatar
tel Telugu
tem Timne
ter Tereno
tgk Tajik
tgl Tagalog
tha Thai
tib Tibetan
tig Tigre
tir Tigrinya
tiv Tivi
tli Tlingit
tmh Tamashek
tog Tonga (Nyasa)
ton Tonga (Tonga Islands)
tru Truk
tsi Tsimshian
tsn Tswana
tso Tsonga
tuk Turkmen
tum Tumbuka
tur Turkish
tut Altaic (Other)
twi Twi
tyv Tuvinian
uga Ugaritic
uig Uighur
ukr Ukrainian
umb Umbundu
und Undetermined
urd Urdu
uzb Uzbek
vai Vai
ven Venda
vie Vietnamese
vol Volapük
vot      Votic
wak Wakashan Languages
wal Walamo
war Waray
was Washo
wel Welsh
wen Sorbian Languages
wol Wolof
xho Xhosa
yao Yao
yap Yap
yid Yiddish
yor Yoruba
zap Zapotec
zen Zenaga
zha Zhuang
zho Chinese
zul Zulu
zun Zuni

Definition at line 2126 of file module.tag.id3v2.php.

2126 {
2127
2128 if (!$casesensitive) {
2129 $languagecode = strtolower($languagecode);
2130 }
2131
2132 // http://www.id3.org/id3v2.4.0-structure.txt
2133 // [4. ID3v2 frame overview]
2134 // The three byte language field, present in several frames, is used to
2135 // describe the language of the frame's content, according to ISO-639-2
2136 // [ISO-639-2]. The language should be represented in lower case. If the
2137 // language is not known the string "XXX" should be used.
2138
2139
2140 // ISO 639-2 - http://www.id3.org/iso639-2.html
2141
2142 $begin = __LINE__;
2143
2578 return getid3_lib::EmbeddedLookup($languagecode, $begin, __LINE__, __FILE__, 'id3v2-languagecode');
2579 }

References getid3_lib\EmbeddedLookup().

Referenced by getid3_write_id3v2\GenerateID3v2FrameData(), getid3_write_id3v2\ID3v2IsValidPriceString(), and ParseID3v2Frame().

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◆ LookupCurrencyCountry()

getid3_id3v2::LookupCurrencyCountry (   $currencyid)

This is not a comment! 

AED United Arab Emirates
AFA Afghanistan
ALL Albania
AMD Armenia
ANG Netherlands Antilles
AOA Angola
ARS Argentina
ATS Austria
AUD Australia
AWG Aruba
AZM Azerbaijan
BAM Bosnia and Herzegovina
BBD Barbados
BDT Bangladesh
BEF Belgium
BGL Bulgaria
BHD Bahrain
BIF Burundi
BMD Bermuda
BND Brunei Darussalam
BOB Bolivia
BRL Brazil
BSD Bahamas
BTN Bhutan
BWP Botswana
BYR Belarus
BZD Belize
CAD Canada
CDF Congo/Kinshasa
CHF Switzerland
CLP Chile
CNY China
COP Colombia
CRC Costa Rica
CUP Cuba
CVE Cape Verde
CYP Cyprus
CZK Czech Republic
DEM Germany
DJF Djibouti
DKK Denmark
DOP Dominican Republic
DZD Algeria
EEK Estonia
EGP Egypt
ERN Eritrea
ESP Spain
ETB Ethiopia
EUR Euro Member Countries
FIM Finland
FJD Fiji
FKP Falkland Islands (Malvinas)
FRF France
GBP United Kingdom
GEL Georgia
GGP Guernsey
GHC Ghana
GIP Gibraltar
GMD Gambia
GNF Guinea
GRD Greece
GTQ Guatemala
GYD Guyana
HKD Hong Kong
HNL Honduras
HRK Croatia
HTG Haiti
HUF Hungary
IDR Indonesia
IEP Ireland (Eire)
ILS Israel
IMP Isle of Man
INR India
IQD Iraq
IRR Iran
ISK Iceland
ITL Italy
JEP Jersey
JMD Jamaica
JOD Jordan
JPY Japan
KES Kenya
KGS Kyrgyzstan
KHR Cambodia
KMF Comoros
KPW Korea
KWD Kuwait
KYD Cayman Islands
KZT Kazakstan
LAK Laos
LBP Lebanon
LKR Sri Lanka
LRD Liberia
LSL Lesotho
LTL Lithuania
LUF Luxembourg
LVL Latvia
LYD Libya
MAD Morocco
MDL Moldova
MGF Madagascar
MKD Macedonia
MMK Myanmar (Burma)
MNT Mongolia
MOP Macau
MRO Mauritania
MTL Malta
MUR Mauritius
MVR Maldives (Maldive Islands)
MWK Malawi
MXN Mexico
MYR Malaysia
MZM Mozambique
NAD Namibia
NGN Nigeria
NIO Nicaragua
NLG Netherlands (Holland)
NOK Norway
NPR Nepal
NZD New Zealand
OMR Oman
PAB Panama
PEN Peru
PGK Papua New Guinea
PHP Philippines
PKR Pakistan
PLN Poland
PTE Portugal
PYG Paraguay
QAR Qatar
ROL Romania
RUR Russia
RWF Rwanda
SAR Saudi Arabia
SBD Solomon Islands
SCR Seychelles
SDD Sudan
SEK Sweden
SGD Singapore
SHP Saint Helena
SIT Slovenia
SKK Slovakia
SLL Sierra Leone
SOS Somalia
SPL Seborga
SRG Suriname
STD São Tome and Principe
SVC El Salvador
SYP Syria
SZL Swaziland
THB Thailand
TJR Tajikistan
TMM Turkmenistan
TND Tunisia
TOP Tonga
TRL Turkey
TTD Trinidad and Tobago
TVD Tuvalu
TWD Taiwan
TZS Tanzania
UAH Ukraine
UGX Uganda
USD United States of America
UYU Uruguay
UZS Uzbekistan
VAL Vatican City
VEB Venezuela
VND Viet Nam
VUV Vanuatu
WST Samoa
XAF Communauté Financière Africaine
XAG Silver
XAU Gold
XCD East Caribbean
XDR International Monetary Fund
XPD Palladium
XPF Comptoirs Français du Pacifique
XPT Platinum
YER Yemen
YUM Yugoslavia
ZAR South Africa
ZMK Zambia
ZWD Zimbabwe

Definition at line 1929 of file module.tag.id3v2.php.

1929 {
1930
1931 $begin = __LINE__;
1932
2121 return getid3_lib::EmbeddedLookup($currencyid, $begin, __LINE__, __FILE__, 'id3v2-currency-country');
2122 }

References getid3_lib\EmbeddedLookup().

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◆ LookupCurrencyUnits()

getid3_id3v2::LookupCurrencyUnits (   $currencyid)

This is not a comment!

AED Dirhams
AFA Afghanis
ALL Leke
AMD Drams
ANG Guilders
AOA Kwanza
ARS Pesos
ATS Schillings
AUD Dollars
AWG Guilders
AZM Manats
BAM Convertible Marka
BBD Dollars
BDT Taka
BEF Francs
BGL Leva
BHD Dinars
BIF Francs
BMD Dollars
BND Dollars
BOB Bolivianos
BRL Brazil Real
BSD Dollars
BTN Ngultrum
BWP Pulas
BYR Rubles
BZD Dollars
CAD Dollars
CDF Congolese Francs
CHF Francs
CLP Pesos
CNY Yuan Renminbi
COP Pesos
CRC Colones
CUP Pesos
CVE Escudos
CYP Pounds
CZK Koruny
DEM Deutsche Marks
DJF Francs
DKK Kroner
DOP Pesos
DZD Algeria Dinars
EEK Krooni
EGP Pounds
ERN Nakfa
ESP Pesetas
ETB Birr
EUR Euro
FIM Markkaa
FJD Dollars
FKP Pounds
FRF Francs
GBP Pounds
GEL Lari
GGP Pounds
GHC Cedis
GIP Pounds
GMD Dalasi
GNF Francs
GRD Drachmae
GTQ Quetzales
GYD Dollars
HKD Dollars
HNL Lempiras
HRK Kuna
HTG Gourdes
HUF Forints
IDR Rupiahs
IEP Pounds
ILS New Shekels
IMP Pounds
INR Rupees
IQD Dinars
IRR Rials
ISK Kronur
ITL Lire
JEP Pounds
JMD Dollars
JOD Dinars
JPY Yen
KES Shillings
KGS Soms
KHR Riels
KMF Francs
KPW Won
KWD Dinars
KYD Dollars
KZT Tenge
LAK Kips
LBP Pounds
LKR Rupees
LRD Dollars
LSL Maloti
LTL Litai
LUF Francs
LVL Lati
LYD Dinars
MAD Dirhams
MDL Lei
MGF Malagasy Francs
MKD Denars
MMK Kyats
MNT Tugriks
MOP Patacas
MRO Ouguiyas
MTL Liri
MUR Rupees
MVR Rufiyaa
MWK Kwachas
MXN Pesos
MYR Ringgits
MZM Meticais
NAD Dollars
NGN Nairas
NIO Gold Cordobas
NLG Guilders
NOK Krone
NPR Nepal Rupees
NZD Dollars
OMR Rials
PAB Balboa
PEN Nuevos Soles
PGK Kina
PHP Pesos
PKR Rupees
PLN Zlotych
PTE Escudos
PYG Guarani
QAR Rials
ROL Lei
RUR Rubles
RWF Rwanda Francs
SAR Riyals
SBD Dollars
SCR Rupees
SDD Dinars
SEK Kronor
SGD Dollars
SHP Pounds
SIT Tolars
SKK Koruny
SLL Leones
SOS Shillings
SPL Luigini
SRG Guilders
STD Dobras
SVC Colones
SYP Pounds
SZL Emalangeni
THB Baht
TJR Rubles
TMM Manats
TND Dinars
TOP Pa'anga
TRL Liras
TTD Dollars
TVD Tuvalu Dollars
TWD New Dollars
TZS Shillings
UAH Hryvnia
UGX Shillings
USD Dollars
UYU Pesos
UZS Sums
VAL Lire
VEB Bolivares
VND Dong
VUV Vatu
WST Tala
XAF Francs
XAG Ounces
XAU Ounces
XCD Dollars
XDR Special Drawing Rights
XPD Ounces
XPF Francs
XPT Ounces
YER Rials
YUM New Dinars
ZAR Rand
ZMK Kwacha
ZWD Zimbabwe Dollars

Definition at line 1732 of file module.tag.id3v2.php.

1732 {
1733
1734 $begin = __LINE__;
1735
1925 return getid3_lib::EmbeddedLookup($currencyid, $begin, __LINE__, __FILE__, 'id3v2-currency-units');
1926 }

References getid3_lib\EmbeddedLookup().

Referenced by ParseID3v2Frame().

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◆ ParseID3v2Frame()

getid3_id3v2::ParseID3v2Frame ( &  $parsedFrame,
&  $ThisFileInfo 
)

Definition at line 465 of file module.tag.id3v2.php.

465 {
466
467 // shortcuts
468 $id3v2_majorversion = $ThisFileInfo['id3v2']['majorversion'];
469
470 $parsedFrame['framenamelong'] = $this->FrameNameLongLookup($parsedFrame['frame_name']);
471 if (empty($parsedFrame['framenamelong'])) {
472 unset($parsedFrame['framenamelong']);
473 }
474 $parsedFrame['framenameshort'] = $this->FrameNameShortLookup($parsedFrame['frame_name']);
475 if (empty($parsedFrame['framenameshort'])) {
476 unset($parsedFrame['framenameshort']);
477 }
478
479 if ($id3v2_majorversion >= 3) { // frame flags are not part of the ID3v2.2 standard
480 if ($id3v2_majorversion == 3) {
481 // Frame Header Flags
482 // %abc00000 %ijk00000
483 $parsedFrame['flags']['TagAlterPreservation'] = (bool) ($parsedFrame['frame_flags_raw'] & 0x8000); // a - Tag alter preservation
484 $parsedFrame['flags']['FileAlterPreservation'] = (bool) ($parsedFrame['frame_flags_raw'] & 0x4000); // b - File alter preservation
485 $parsedFrame['flags']['ReadOnly'] = (bool) ($parsedFrame['frame_flags_raw'] & 0x2000); // c - Read only
486 $parsedFrame['flags']['compression'] = (bool) ($parsedFrame['frame_flags_raw'] & 0x0080); // i - Compression
487 $parsedFrame['flags']['Encryption'] = (bool) ($parsedFrame['frame_flags_raw'] & 0x0040); // j - Encryption
488 $parsedFrame['flags']['GroupingIdentity'] = (bool) ($parsedFrame['frame_flags_raw'] & 0x0020); // k - Grouping identity
489
490 } elseif ($id3v2_majorversion == 4) {
491 // Frame Header Flags
492 // %0abc0000 %0h00kmnp
493 $parsedFrame['flags']['TagAlterPreservation'] = (bool) ($parsedFrame['frame_flags_raw'] & 0x4000); // a - Tag alter preservation
494 $parsedFrame['flags']['FileAlterPreservation'] = (bool) ($parsedFrame['frame_flags_raw'] & 0x2000); // b - File alter preservation
495 $parsedFrame['flags']['ReadOnly'] = (bool) ($parsedFrame['frame_flags_raw'] & 0x1000); // c - Read only
496 $parsedFrame['flags']['GroupingIdentity'] = (bool) ($parsedFrame['frame_flags_raw'] & 0x0040); // h - Grouping identity
497 $parsedFrame['flags']['compression'] = (bool) ($parsedFrame['frame_flags_raw'] & 0x0008); // k - Compression
498 $parsedFrame['flags']['Encryption'] = (bool) ($parsedFrame['frame_flags_raw'] & 0x0004); // m - Encryption
499 $parsedFrame['flags']['Unsynchronisation'] = (bool) ($parsedFrame['frame_flags_raw'] & 0x0002); // n - Unsynchronisation
500 $parsedFrame['flags']['DataLengthIndicator'] = (bool) ($parsedFrame['frame_flags_raw'] & 0x0001); // p - Data length indicator
501
502 // Frame-level de-unsynchronisation - ID3v2.4
503 if ($parsedFrame['flags']['Unsynchronisation']) {
504 $parsedFrame['data'] = $this->DeUnsynchronise($parsedFrame['data']);
505 }
506 }
507
508 // Frame-level de-compression
509 if ($parsedFrame['flags']['compression']) {
510 $parsedFrame['decompressed_size'] = getid3_lib::BigEndian2Int(substr($parsedFrame['data'], 0, 4));
511 if (!function_exists('gzuncompress')) {
512 $ThisFileInfo['warning'][] = 'gzuncompress() support required to decompress ID3v2 frame "'.$parsedFrame['frame_name'].'"';
513 } elseif ($decompresseddata = @gzuncompress(substr($parsedFrame['data'], 4))) {
514 $parsedFrame['data'] = $decompresseddata;
515 } else {
516 $ThisFileInfo['warning'][] = 'gzuncompress() failed on compressed contents of ID3v2 frame "'.$parsedFrame['frame_name'].'"';
517 }
518 }
519 }
520
521 if (isset($parsedFrame['datalength']) && ($parsedFrame['datalength'] == 0)) {
522
523 $warning = 'Frame "'.$parsedFrame['frame_name'].'" at offset '.$parsedFrame['dataoffset'].' has no data portion';
524 switch ($parsedFrame['frame_name']) {
525 case 'WCOM':
526 $warning .= ' (this is known to happen with files tagged by RioPort)';
527 break;
528
529 default:
530 break;
531 }
532 $ThisFileInfo['warning'][] = $warning;
533
534 } elseif ((($id3v2_majorversion >= 3) && ($parsedFrame['frame_name'] == 'UFID')) || // 4.1 UFID Unique file identifier
535 (($id3v2_majorversion == 2) && ($parsedFrame['frame_name'] == 'UFI'))) { // 4.1 UFI Unique file identifier
536 // There may be more than one 'UFID' frame in a tag,
537 // but only one with the same 'Owner identifier'.
538 // <Header for 'Unique file identifier', ID: 'UFID'>
539 // Owner identifier <text string> $00
540 // Identifier <up to 64 bytes binary data>
541
542 $frame_terminatorpos = strpos($parsedFrame['data'], "\x00");
543 $frame_idstring = substr($parsedFrame['data'], 0, $frame_terminatorpos);
544 $parsedFrame['ownerid'] = $frame_idstring;
545 $parsedFrame['data'] = substr($parsedFrame['data'], $frame_terminatorpos + strlen("\x00"));
546 unset($parsedFrame['data']);
547
548
549 } elseif ((($id3v2_majorversion >= 3) && ($parsedFrame['frame_name'] == 'TXXX')) || // 4.2.2 TXXX User defined text information frame
550 (($id3v2_majorversion == 2) && ($parsedFrame['frame_name'] == 'TXX'))) { // 4.2.2 TXX User defined text information frame
551 // There may be more than one 'TXXX' frame in each tag,
552 // but only one with the same description.
553 // <Header for 'User defined text information frame', ID: 'TXXX'>
554 // Text encoding $xx
555 // Description <text string according to encoding> $00 (00)
556 // Value <text string according to encoding>
557
558 $frame_offset = 0;
559 $frame_textencoding = ord(substr($parsedFrame['data'], $frame_offset++, 1));
560
561 if ((($id3v2_majorversion <= 3) && ($frame_textencoding > 1)) || (($id3v2_majorversion == 4) && ($frame_textencoding > 3))) {
562 $ThisFileInfo['warning'][] = 'Invalid text encoding byte ('.$frame_textencoding.') in frame "'.$parsedFrame['frame_name'].'" - defaulting to ISO-8859-1 encoding';
563 }
564 $frame_terminatorpos = strpos($parsedFrame['data'], $this->TextEncodingTerminatorLookup($frame_textencoding), $frame_offset);
565 if (ord(substr($parsedFrame['data'], $frame_terminatorpos + strlen($this->TextEncodingTerminatorLookup($frame_textencoding)), 1)) === 0) {
566 $frame_terminatorpos++; // strpos() fooled because 2nd byte of Unicode chars are often 0x00
567 }
568 $frame_description = substr($parsedFrame['data'], $frame_offset, $frame_terminatorpos - $frame_offset);
569 if (ord($frame_description) === 0) {
570 $frame_description = '';
571 }
572 $parsedFrame['encodingid'] = $frame_textencoding;
573 $parsedFrame['encoding'] = $this->TextEncodingNameLookup($frame_textencoding);
574
575 $parsedFrame['description'] = $frame_description;
576 $parsedFrame['data'] = substr($parsedFrame['data'], $frame_terminatorpos + strlen($this->TextEncodingTerminatorLookup($frame_textencoding)));
577 if (!empty($parsedFrame['framenameshort']) && !empty($parsedFrame['data'])) {
578 $ThisFileInfo['id3v2']['comments'][$parsedFrame['framenameshort']][] = trim(getid3_lib::iconv_fallback($parsedFrame['encoding'], $ThisFileInfo['id3v2']['encoding'], $parsedFrame['data']));
579 }
580 unset($parsedFrame['data']);
581
582
583 } elseif ($parsedFrame['frame_name']{0} == 'T') { // 4.2. T??[?] Text information frame
584 // There may only be one text information frame of its kind in an tag.
585 // <Header for 'Text information frame', ID: 'T000' - 'TZZZ',
586 // excluding 'TXXX' described in 4.2.6.>
587 // Text encoding $xx
588 // Information <text string(s) according to encoding>
589
590 $frame_offset = 0;
591 $frame_textencoding = ord(substr($parsedFrame['data'], $frame_offset++, 1));
592 if ((($id3v2_majorversion <= 3) && ($frame_textencoding > 1)) || (($id3v2_majorversion == 4) && ($frame_textencoding > 3))) {
593 $ThisFileInfo['warning'][] = 'Invalid text encoding byte ('.$frame_textencoding.') in frame "'.$parsedFrame['frame_name'].'" - defaulting to ISO-8859-1 encoding';
594 }
595
596 $parsedFrame['data'] = (string) substr($parsedFrame['data'], $frame_offset);
597
598 $parsedFrame['encodingid'] = $frame_textencoding;
599 $parsedFrame['encoding'] = $this->TextEncodingNameLookup($frame_textencoding);
600
601 if (!empty($parsedFrame['framenameshort']) && !empty($parsedFrame['data'])) {
602 $ThisFileInfo['id3v2']['comments'][$parsedFrame['framenameshort']][] = getid3_lib::iconv_fallback($parsedFrame['encoding'], $ThisFileInfo['id3v2']['encoding'], $parsedFrame['data']);
603 }
604
605 } elseif ((($id3v2_majorversion >= 3) && ($parsedFrame['frame_name'] == 'WXXX')) || // 4.3.2 WXXX User defined URL link frame
606 (($id3v2_majorversion == 2) && ($parsedFrame['frame_name'] == 'WXX'))) { // 4.3.2 WXX User defined URL link frame
607 // There may be more than one 'WXXX' frame in each tag,
608 // but only one with the same description
609 // <Header for 'User defined URL link frame', ID: 'WXXX'>
610 // Text encoding $xx
611 // Description <text string according to encoding> $00 (00)
612 // URL <text string>
613
614 $frame_offset = 0;
615 $frame_textencoding = ord(substr($parsedFrame['data'], $frame_offset++, 1));
616 if ((($id3v2_majorversion <= 3) && ($frame_textencoding > 1)) || (($id3v2_majorversion == 4) && ($frame_textencoding > 3))) {
617 $ThisFileInfo['warning'][] = 'Invalid text encoding byte ('.$frame_textencoding.') in frame "'.$parsedFrame['frame_name'].'" - defaulting to ISO-8859-1 encoding';
618 }
619 $frame_terminatorpos = strpos($parsedFrame['data'], $this->TextEncodingTerminatorLookup($frame_textencoding), $frame_offset);
620 if (ord(substr($parsedFrame['data'], $frame_terminatorpos + strlen($this->TextEncodingTerminatorLookup($frame_textencoding)), 1)) === 0) {
621 $frame_terminatorpos++; // strpos() fooled because 2nd byte of Unicode chars are often 0x00
622 }
623 $frame_description = substr($parsedFrame['data'], $frame_offset, $frame_terminatorpos - $frame_offset);
624
625 if (ord($frame_description) === 0) {
626 $frame_description = '';
627 }
628 $parsedFrame['data'] = substr($parsedFrame['data'], $frame_terminatorpos + strlen($this->TextEncodingTerminatorLookup($frame_textencoding)));
629
630 $frame_terminatorpos = strpos($parsedFrame['data'], $this->TextEncodingTerminatorLookup($frame_textencoding));
631 if (ord(substr($parsedFrame['data'], $frame_terminatorpos + strlen($this->TextEncodingTerminatorLookup($frame_textencoding)), 1)) === 0) {
632 $frame_terminatorpos++; // strpos() fooled because 2nd byte of Unicode chars are often 0x00
633 }
634 if ($frame_terminatorpos) {
635 // there are null bytes after the data - this is not according to spec
636 // only use data up to first null byte
637 $frame_urldata = (string) substr($parsedFrame['data'], 0, $frame_terminatorpos);
638 } else {
639 // no null bytes following data, just use all data
640 $frame_urldata = (string) $parsedFrame['data'];
641 }
642
643 $parsedFrame['encodingid'] = $frame_textencoding;
644 $parsedFrame['encoding'] = $this->TextEncodingNameLookup($frame_textencoding);
645
646 $parsedFrame['url'] = $frame_urldata;
647 $parsedFrame['description'] = $frame_description;
648 if (!empty($parsedFrame['framenameshort']) && $parsedFrame['url']) {
649 $ThisFileInfo['id3v2']['comments'][$parsedFrame['framenameshort']][] = getid3_lib::iconv_fallback($parsedFrame['encoding'], $ThisFileInfo['id3v2']['encoding'], $parsedFrame['url']);
650 }
651 unset($parsedFrame['data']);
652
653
654 } elseif ($parsedFrame['frame_name']{0} == 'W') { // 4.3. W??? URL link frames
655 // There may only be one URL link frame of its kind in a tag,
656 // except when stated otherwise in the frame description
657 // <Header for 'URL link frame', ID: 'W000' - 'WZZZ', excluding 'WXXX'
658 // described in 4.3.2.>
659 // URL <text string>
660
661 $parsedFrame['url'] = trim($parsedFrame['data']);
662 if (!empty($parsedFrame['framenameshort']) && $parsedFrame['url']) {
663 $ThisFileInfo['id3v2']['comments'][$parsedFrame['framenameshort']][] = $parsedFrame['url'];
664 }
665 unset($parsedFrame['data']);
666
667
668 } elseif ((($id3v2_majorversion == 3) && ($parsedFrame['frame_name'] == 'IPLS')) || // 4.4 IPLS Involved people list (ID3v2.3 only)
669 (($id3v2_majorversion == 2) && ($parsedFrame['frame_name'] == 'IPL'))) { // 4.4 IPL Involved people list (ID3v2.2 only)
670 // There may only be one 'IPL' frame in each tag
671 // <Header for 'User defined URL link frame', ID: 'IPL'>
672 // Text encoding $xx
673 // People list strings <textstrings>
674
675 $frame_offset = 0;
676 $frame_textencoding = ord(substr($parsedFrame['data'], $frame_offset++, 1));
677 if ((($id3v2_majorversion <= 3) && ($frame_textencoding > 1)) || (($id3v2_majorversion == 4) && ($frame_textencoding > 3))) {
678 $ThisFileInfo['warning'][] = 'Invalid text encoding byte ('.$frame_textencoding.') in frame "'.$parsedFrame['frame_name'].'" - defaulting to ISO-8859-1 encoding';
679 }
680 $parsedFrame['encodingid'] = $frame_textencoding;
681 $parsedFrame['encoding'] = $this->TextEncodingNameLookup($parsedFrame['encodingid']);
682
683 $parsedFrame['data'] = (string) substr($parsedFrame['data'], $frame_offset);
684 if (!empty($parsedFrame['framenameshort']) && !empty($parsedFrame['data'])) {
685 $ThisFileInfo['id3v2']['comments'][$parsedFrame['framenameshort']][] = getid3_lib::iconv_fallback($parsedFrame['encoding'], $ThisFileInfo['id3v2']['encoding'], $parsedFrame['data']);
686 }
687
688
689 } elseif ((($id3v2_majorversion >= 3) && ($parsedFrame['frame_name'] == 'MCDI')) || // 4.4 MCDI Music CD identifier
690 (($id3v2_majorversion == 2) && ($parsedFrame['frame_name'] == 'MCI'))) { // 4.5 MCI Music CD identifier
691 // There may only be one 'MCDI' frame in each tag
692 // <Header for 'Music CD identifier', ID: 'MCDI'>
693 // CD TOC <binary data>
694
695 if (!empty($parsedFrame['framenameshort']) && !empty($parsedFrame['data'])) {
696 $ThisFileInfo['id3v2']['comments'][$parsedFrame['framenameshort']][] = $parsedFrame['data'];
697 }
698
699
700 } elseif ((($id3v2_majorversion >= 3) && ($parsedFrame['frame_name'] == 'ETCO')) || // 4.5 ETCO Event timing codes
701 (($id3v2_majorversion == 2) && ($parsedFrame['frame_name'] == 'ETC'))) { // 4.6 ETC Event timing codes
702 // There may only be one 'ETCO' frame in each tag
703 // <Header for 'Event timing codes', ID: 'ETCO'>
704 // Time stamp format $xx
705 // Where time stamp format is:
706 // $01 (32-bit value) MPEG frames from beginning of file
707 // $02 (32-bit value) milliseconds from beginning of file
708 // Followed by a list of key events in the following format:
709 // Type of event $xx
710 // Time stamp $xx (xx ...)
711 // The 'Time stamp' is set to zero if directly at the beginning of the sound
712 // or after the previous event. All events MUST be sorted in chronological order.
713
714 $frame_offset = 0;
715 $parsedFrame['timestampformat'] = ord(substr($parsedFrame['data'], $frame_offset++, 1));
716
717 while ($frame_offset < strlen($parsedFrame['data'])) {
718 $parsedFrame['typeid'] = substr($parsedFrame['data'], $frame_offset++, 1);
719 $parsedFrame['type'] = $this->ETCOEventLookup($parsedFrame['typeid']);
720 $parsedFrame['timestamp'] = getid3_lib::BigEndian2Int(substr($parsedFrame['data'], $frame_offset, 4));
721 $frame_offset += 4;
722 }
723 unset($parsedFrame['data']);
724
725
726 } elseif ((($id3v2_majorversion >= 3) && ($parsedFrame['frame_name'] == 'MLLT')) || // 4.6 MLLT MPEG location lookup table
727 (($id3v2_majorversion == 2) && ($parsedFrame['frame_name'] == 'MLL'))) { // 4.7 MLL MPEG location lookup table
728 // There may only be one 'MLLT' frame in each tag
729 // <Header for 'Location lookup table', ID: 'MLLT'>
730 // MPEG frames between reference $xx xx
731 // Bytes between reference $xx xx xx
732 // Milliseconds between reference $xx xx xx
733 // Bits for bytes deviation $xx
734 // Bits for milliseconds dev. $xx
735 // Then for every reference the following data is included;
736 // Deviation in bytes %xxx....
737 // Deviation in milliseconds %xxx....
738
739 $frame_offset = 0;
740 $parsedFrame['framesbetweenreferences'] = getid3_lib::BigEndian2Int(substr($parsedFrame['data'], 0, 2));
741 $parsedFrame['bytesbetweenreferences'] = getid3_lib::BigEndian2Int(substr($parsedFrame['data'], 2, 3));
742 $parsedFrame['msbetweenreferences'] = getid3_lib::BigEndian2Int(substr($parsedFrame['data'], 5, 3));
743 $parsedFrame['bitsforbytesdeviation'] = getid3_lib::BigEndian2Int(substr($parsedFrame['data'], 8, 1));
744 $parsedFrame['bitsformsdeviation'] = getid3_lib::BigEndian2Int(substr($parsedFrame['data'], 9, 1));
745 $parsedFrame['data'] = substr($parsedFrame['data'], 10);
746 while ($frame_offset < strlen($parsedFrame['data'])) {
747 $deviationbitstream .= getid3_lib::BigEndian2Bin(substr($parsedFrame['data'], $frame_offset++, 1));
748 }
749 $reference_counter = 0;
750 while (strlen($deviationbitstream) > 0) {
751 $parsedFrame[$reference_counter]['bytedeviation'] = bindec(substr($deviationbitstream, 0, $parsedFrame['bitsforbytesdeviation']));
752 $parsedFrame[$reference_counter]['msdeviation'] = bindec(substr($deviationbitstream, $parsedFrame['bitsforbytesdeviation'], $parsedFrame['bitsformsdeviation']));
753 $deviationbitstream = substr($deviationbitstream, $parsedFrame['bitsforbytesdeviation'] + $parsedFrame['bitsformsdeviation']);
754 $reference_counter++;
755 }
756 unset($parsedFrame['data']);
757
758
759 } elseif ((($id3v2_majorversion >= 3) && ($parsedFrame['frame_name'] == 'SYTC')) || // 4.7 SYTC Synchronised tempo codes
760 (($id3v2_majorversion == 2) && ($parsedFrame['frame_name'] == 'STC'))) { // 4.8 STC Synchronised tempo codes
761 // There may only be one 'SYTC' frame in each tag
762 // <Header for 'Synchronised tempo codes', ID: 'SYTC'>
763 // Time stamp format $xx
764 // Tempo data <binary data>
765 // Where time stamp format is:
766 // $01 (32-bit value) MPEG frames from beginning of file
767 // $02 (32-bit value) milliseconds from beginning of file
768
769 $frame_offset = 0;
770 $parsedFrame['timestampformat'] = ord(substr($parsedFrame['data'], $frame_offset++, 1));
771 $timestamp_counter = 0;
772 while ($frame_offset < strlen($parsedFrame['data'])) {
773 $parsedFrame[$timestamp_counter]['tempo'] = ord(substr($parsedFrame['data'], $frame_offset++, 1));
774 if ($parsedFrame[$timestamp_counter]['tempo'] == 255) {
775 $parsedFrame[$timestamp_counter]['tempo'] += ord(substr($parsedFrame['data'], $frame_offset++, 1));
776 }
777 $parsedFrame[$timestamp_counter]['timestamp'] = getid3_lib::BigEndian2Int(substr($parsedFrame['data'], $frame_offset, 4));
778 $frame_offset += 4;
779 $timestamp_counter++;
780 }
781 unset($parsedFrame['data']);
782
783
784 } elseif ((($id3v2_majorversion >= 3) && ($parsedFrame['frame_name'] == 'USLT')) || // 4.8 USLT Unsynchronised lyric/text transcription
785 (($id3v2_majorversion == 2) && ($parsedFrame['frame_name'] == 'ULT'))) { // 4.9 ULT Unsynchronised lyric/text transcription
786 // There may be more than one 'Unsynchronised lyrics/text transcription' frame
787 // in each tag, but only one with the same language and content descriptor.
788 // <Header for 'Unsynchronised lyrics/text transcription', ID: 'USLT'>
789 // Text encoding $xx
790 // Language $xx xx xx
791 // Content descriptor <text string according to encoding> $00 (00)
792 // Lyrics/text <full text string according to encoding>
793
794 $frame_offset = 0;
795 $frame_textencoding = ord(substr($parsedFrame['data'], $frame_offset++, 1));
796 if ((($id3v2_majorversion <= 3) && ($frame_textencoding > 1)) || (($id3v2_majorversion == 4) && ($frame_textencoding > 3))) {
797 $ThisFileInfo['warning'][] = 'Invalid text encoding byte ('.$frame_textencoding.') in frame "'.$parsedFrame['frame_name'].'" - defaulting to ISO-8859-1 encoding';
798 }
799 $frame_language = substr($parsedFrame['data'], $frame_offset, 3);
800 $frame_offset += 3;
801 $frame_terminatorpos = strpos($parsedFrame['data'], $this->TextEncodingTerminatorLookup($frame_textencoding), $frame_offset);
802 if (ord(substr($parsedFrame['data'], $frame_terminatorpos + strlen($this->TextEncodingTerminatorLookup($frame_textencoding)), 1)) === 0) {
803 $frame_terminatorpos++; // strpos() fooled because 2nd byte of Unicode chars are often 0x00
804 }
805 $frame_description = substr($parsedFrame['data'], $frame_offset, $frame_terminatorpos - $frame_offset);
806 if (ord($frame_description) === 0) {
807 $frame_description = '';
808 }
809 $parsedFrame['data'] = substr($parsedFrame['data'], $frame_terminatorpos + strlen($this->TextEncodingTerminatorLookup($frame_textencoding)));
810
811 $parsedFrame['encodingid'] = $frame_textencoding;
812 $parsedFrame['encoding'] = $this->TextEncodingNameLookup($frame_textencoding);
813
814 $parsedFrame['data'] = $parsedFrame['data'];
815 $parsedFrame['language'] = $frame_language;
816 $parsedFrame['languagename'] = $this->LanguageLookup($frame_language, false);
817 $parsedFrame['description'] = $frame_description;
818 if (!empty($parsedFrame['framenameshort']) && !empty($parsedFrame['data'])) {
819 $ThisFileInfo['id3v2']['comments'][$parsedFrame['framenameshort']][] = getid3_lib::iconv_fallback($parsedFrame['encoding'], $ThisFileInfo['id3v2']['encoding'], $parsedFrame['data']);
820 }
821 unset($parsedFrame['data']);
822
823
824 } elseif ((($id3v2_majorversion >= 3) && ($parsedFrame['frame_name'] == 'SYLT')) || // 4.9 SYLT Synchronised lyric/text
825 (($id3v2_majorversion == 2) && ($parsedFrame['frame_name'] == 'SLT'))) { // 4.10 SLT Synchronised lyric/text
826 // There may be more than one 'SYLT' frame in each tag,
827 // but only one with the same language and content descriptor.
828 // <Header for 'Synchronised lyrics/text', ID: 'SYLT'>
829 // Text encoding $xx
830 // Language $xx xx xx
831 // Time stamp format $xx
832 // $01 (32-bit value) MPEG frames from beginning of file
833 // $02 (32-bit value) milliseconds from beginning of file
834 // Content type $xx
835 // Content descriptor <text string according to encoding> $00 (00)
836 // Terminated text to be synced (typically a syllable)
837 // Sync identifier (terminator to above string) $00 (00)
838 // Time stamp $xx (xx ...)
839
840 $frame_offset = 0;
841 $frame_textencoding = ord(substr($parsedFrame['data'], $frame_offset++, 1));
842 if ((($id3v2_majorversion <= 3) && ($frame_textencoding > 1)) || (($id3v2_majorversion == 4) && ($frame_textencoding > 3))) {
843 $ThisFileInfo['warning'][] = 'Invalid text encoding byte ('.$frame_textencoding.') in frame "'.$parsedFrame['frame_name'].'" - defaulting to ISO-8859-1 encoding';
844 }
845 $frame_language = substr($parsedFrame['data'], $frame_offset, 3);
846 $frame_offset += 3;
847 $parsedFrame['timestampformat'] = ord(substr($parsedFrame['data'], $frame_offset++, 1));
848 $parsedFrame['contenttypeid'] = ord(substr($parsedFrame['data'], $frame_offset++, 1));
849 $parsedFrame['contenttype'] = $this->SYTLContentTypeLookup($parsedFrame['contenttypeid']);
850 $parsedFrame['encodingid'] = $frame_textencoding;
851 $parsedFrame['encoding'] = $this->TextEncodingNameLookup($frame_textencoding);
852
853 $parsedFrame['language'] = $frame_language;
854 $parsedFrame['languagename'] = $this->LanguageLookup($frame_language, false);
855
856 $timestampindex = 0;
857 $frame_remainingdata = substr($parsedFrame['data'], $frame_offset);
858 while (strlen($frame_remainingdata)) {
859 $frame_offset = 0;
860 $frame_terminatorpos = strpos($frame_remainingdata, $this->TextEncodingTerminatorLookup($frame_textencoding));
861 if ($frame_terminatorpos === false) {
862 $frame_remainingdata = '';
863 } else {
864 if (ord(substr($frame_remainingdata, $frame_terminatorpos + strlen($this->TextEncodingTerminatorLookup($frame_textencoding)), 1)) === 0) {
865 $frame_terminatorpos++; // strpos() fooled because 2nd byte of Unicode chars are often 0x00
866 }
867 $parsedFrame['lyrics'][$timestampindex]['data'] = substr($frame_remainingdata, $frame_offset, $frame_terminatorpos - $frame_offset);
868
869 $frame_remainingdata = substr($frame_remainingdata, $frame_terminatorpos + strlen($this->TextEncodingTerminatorLookup($frame_textencoding)));
870 if (($timestampindex == 0) && (ord($frame_remainingdata{0}) != 0)) {
871 // timestamp probably omitted for first data item
872 } else {
873 $parsedFrame['lyrics'][$timestampindex]['timestamp'] = getid3_lib::BigEndian2Int(substr($frame_remainingdata, 0, 4));
874 $frame_remainingdata = substr($frame_remainingdata, 4);
875 }
876 $timestampindex++;
877 }
878 }
879 unset($parsedFrame['data']);
880
881
882 } elseif ((($id3v2_majorversion >= 3) && ($parsedFrame['frame_name'] == 'COMM')) || // 4.10 COMM Comments
883 (($id3v2_majorversion == 2) && ($parsedFrame['frame_name'] == 'COM'))) { // 4.11 COM Comments
884 // There may be more than one comment frame in each tag,
885 // but only one with the same language and content descriptor.
886 // <Header for 'Comment', ID: 'COMM'>
887 // Text encoding $xx
888 // Language $xx xx xx
889 // Short content descrip. <text string according to encoding> $00 (00)
890 // The actual text <full text string according to encoding>
891
892 if (strlen($parsedFrame['data']) < 5) {
893
894 $ThisFileInfo['warning'][] = 'Invalid data (too short) for "'.$parsedFrame['frame_name'].'" frame at offset '.$parsedFrame['dataoffset'];
895
896 } else {
897
898 $frame_offset = 0;
899 $frame_textencoding = ord(substr($parsedFrame['data'], $frame_offset++, 1));
900 if ((($id3v2_majorversion <= 3) && ($frame_textencoding > 1)) || (($id3v2_majorversion == 4) && ($frame_textencoding > 3))) {
901 $ThisFileInfo['warning'][] = 'Invalid text encoding byte ('.$frame_textencoding.') in frame "'.$parsedFrame['frame_name'].'" - defaulting to ISO-8859-1 encoding';
902 }
903 $frame_language = substr($parsedFrame['data'], $frame_offset, 3);
904 $frame_offset += 3;
905 $frame_terminatorpos = strpos($parsedFrame['data'], $this->TextEncodingTerminatorLookup($frame_textencoding), $frame_offset);
906 if (ord(substr($parsedFrame['data'], $frame_terminatorpos + strlen($this->TextEncodingTerminatorLookup($frame_textencoding)), 1)) === 0) {
907 $frame_terminatorpos++; // strpos() fooled because 2nd byte of Unicode chars are often 0x00
908 }
909 $frame_description = substr($parsedFrame['data'], $frame_offset, $frame_terminatorpos - $frame_offset);
910 if (ord($frame_description) === 0) {
911 $frame_description = '';
912 }
913 $frame_text = (string) substr($parsedFrame['data'], $frame_terminatorpos + strlen($this->TextEncodingTerminatorLookup($frame_textencoding)));
914
915 $parsedFrame['encodingid'] = $frame_textencoding;
916 $parsedFrame['encoding'] = $this->TextEncodingNameLookup($frame_textencoding);
917
918 $parsedFrame['language'] = $frame_language;
919 $parsedFrame['languagename'] = $this->LanguageLookup($frame_language, false);
920 $parsedFrame['description'] = $frame_description;
921 $parsedFrame['data'] = $frame_text;
922 if (!empty($parsedFrame['framenameshort']) && !empty($parsedFrame['data'])) {
923 $ThisFileInfo['id3v2']['comments'][$parsedFrame['framenameshort']][] = getid3_lib::iconv_fallback($parsedFrame['encoding'], $ThisFileInfo['id3v2']['encoding'], $parsedFrame['data']);
924 }
925
926 }
927
928 } elseif (($id3v2_majorversion >= 4) && ($parsedFrame['frame_name'] == 'RVA2')) { // 4.11 RVA2 Relative volume adjustment (2) (ID3v2.4+ only)
929 // There may be more than one 'RVA2' frame in each tag,
930 // but only one with the same identification string
931 // <Header for 'Relative volume adjustment (2)', ID: 'RVA2'>
932 // Identification <text string> $00
933 // The 'identification' string is used to identify the situation and/or
934 // device where this adjustment should apply. The following is then
935 // repeated for every channel:
936 // Type of channel $xx
937 // Volume adjustment $xx xx
938 // Bits representing peak $xx
939 // Peak volume $xx (xx ...)
940
941 $frame_terminatorpos = strpos($parsedFrame['data'], "\x00");
942 $frame_idstring = substr($parsedFrame['data'], 0, $frame_terminatorpos);
943 if (ord($frame_idstring) === 0) {
944 $frame_idstring = '';
945 }
946 $frame_remainingdata = substr($parsedFrame['data'], $frame_terminatorpos + strlen("\x00"));
947 $parsedFrame['description'] = $frame_idstring;
948 while (strlen($frame_remainingdata)) {
949 $frame_offset = 0;
950 $frame_channeltypeid = ord(substr($frame_remainingdata, $frame_offset++, 1));
951 $parsedFrame[$frame_channeltypeid]['channeltypeid'] = $frame_channeltypeid;
952 $parsedFrame[$frame_channeltypeid]['channeltype'] = $this->RVA2ChannelTypeLookup($frame_channeltypeid);
953 $parsedFrame[$frame_channeltypeid]['volumeadjust'] = getid3_lib::BigEndian2Int(substr($frame_remainingdata, $frame_offset, 2), false, true); // 16-bit signed
954 $frame_offset += 2;
955 $parsedFrame[$frame_channeltypeid]['bitspeakvolume'] = ord(substr($frame_remainingdata, $frame_offset++, 1));
956 $frame_bytespeakvolume = ceil($parsedFrame[$frame_channeltypeid]['bitspeakvolume'] / 8);
957 $parsedFrame[$frame_channeltypeid]['peakvolume'] = getid3_lib::BigEndian2Int(substr($frame_remainingdata, $frame_offset, $frame_bytespeakvolume));
958 $frame_remainingdata = substr($frame_remainingdata, $frame_offset + $frame_bytespeakvolume);
959 }
960 unset($parsedFrame['data']);
961
962
963 } elseif ((($id3v2_majorversion == 3) && ($parsedFrame['frame_name'] == 'RVAD')) || // 4.12 RVAD Relative volume adjustment (ID3v2.3 only)
964 (($id3v2_majorversion == 2) && ($parsedFrame['frame_name'] == 'RVA'))) { // 4.12 RVA Relative volume adjustment (ID3v2.2 only)
965 // There may only be one 'RVA' frame in each tag
966 // <Header for 'Relative volume adjustment', ID: 'RVA'>
967 // ID3v2.2 => Increment/decrement %000000ba
968 // ID3v2.3 => Increment/decrement %00fedcba
969 // Bits used for volume descr. $xx
970 // Relative volume change, right $xx xx (xx ...) // a
971 // Relative volume change, left $xx xx (xx ...) // b
972 // Peak volume right $xx xx (xx ...)
973 // Peak volume left $xx xx (xx ...)
974 // ID3v2.3 only, optional (not present in ID3v2.2):
975 // Relative volume change, right back $xx xx (xx ...) // c
976 // Relative volume change, left back $xx xx (xx ...) // d
977 // Peak volume right back $xx xx (xx ...)
978 // Peak volume left back $xx xx (xx ...)
979 // ID3v2.3 only, optional (not present in ID3v2.2):
980 // Relative volume change, center $xx xx (xx ...) // e
981 // Peak volume center $xx xx (xx ...)
982 // ID3v2.3 only, optional (not present in ID3v2.2):
983 // Relative volume change, bass $xx xx (xx ...) // f
984 // Peak volume bass $xx xx (xx ...)
985
986 $frame_offset = 0;
987 $frame_incrdecrflags = getid3_lib::BigEndian2Bin(substr($parsedFrame['data'], $frame_offset++, 1));
988 $parsedFrame['incdec']['right'] = (bool) substr($frame_incrdecrflags, 6, 1);
989 $parsedFrame['incdec']['left'] = (bool) substr($frame_incrdecrflags, 7, 1);
990 $parsedFrame['bitsvolume'] = ord(substr($parsedFrame['data'], $frame_offset++, 1));
991 $frame_bytesvolume = ceil($parsedFrame['bitsvolume'] / 8);
992 $parsedFrame['volumechange']['right'] = getid3_lib::BigEndian2Int(substr($parsedFrame['data'], $frame_offset, $frame_bytesvolume));
993 if ($parsedFrame['incdec']['right'] === false) {
994 $parsedFrame['volumechange']['right'] *= -1;
995 }
996 $frame_offset += $frame_bytesvolume;
997 $parsedFrame['volumechange']['left'] = getid3_lib::BigEndian2Int(substr($parsedFrame['data'], $frame_offset, $frame_bytesvolume));
998 if ($parsedFrame['incdec']['left'] === false) {
999 $parsedFrame['volumechange']['left'] *= -1;
1000 }
1001 $frame_offset += $frame_bytesvolume;
1002 $parsedFrame['peakvolume']['right'] = getid3_lib::BigEndian2Int(substr($parsedFrame['data'], $frame_offset, $frame_bytesvolume));
1003 $frame_offset += $frame_bytesvolume;
1004 $parsedFrame['peakvolume']['left'] = getid3_lib::BigEndian2Int(substr($parsedFrame['data'], $frame_offset, $frame_bytesvolume));
1005 $frame_offset += $frame_bytesvolume;
1006 if ($id3v2_majorversion == 3) {
1007 $parsedFrame['data'] = substr($parsedFrame['data'], $frame_offset);
1008 if (strlen($parsedFrame['data']) > 0) {
1009 $parsedFrame['incdec']['rightrear'] = (bool) substr($frame_incrdecrflags, 4, 1);
1010 $parsedFrame['incdec']['leftrear'] = (bool) substr($frame_incrdecrflags, 5, 1);
1011 $parsedFrame['volumechange']['rightrear'] = getid3_lib::BigEndian2Int(substr($parsedFrame['data'], $frame_offset, $frame_bytesvolume));
1012 if ($parsedFrame['incdec']['rightrear'] === false) {
1013 $parsedFrame['volumechange']['rightrear'] *= -1;
1014 }
1015 $frame_offset += $frame_bytesvolume;
1016 $parsedFrame['volumechange']['leftrear'] = getid3_lib::BigEndian2Int(substr($parsedFrame['data'], $frame_offset, $frame_bytesvolume));
1017 if ($parsedFrame['incdec']['leftrear'] === false) {
1018 $parsedFrame['volumechange']['leftrear'] *= -1;
1019 }
1020 $frame_offset += $frame_bytesvolume;
1021 $parsedFrame['peakvolume']['rightrear'] = getid3_lib::BigEndian2Int(substr($parsedFrame['data'], $frame_offset, $frame_bytesvolume));
1022 $frame_offset += $frame_bytesvolume;
1023 $parsedFrame['peakvolume']['leftrear'] = getid3_lib::BigEndian2Int(substr($parsedFrame['data'], $frame_offset, $frame_bytesvolume));
1024 $frame_offset += $frame_bytesvolume;
1025 }
1026 $parsedFrame['data'] = substr($parsedFrame['data'], $frame_offset);
1027 if (strlen($parsedFrame['data']) > 0) {
1028 $parsedFrame['incdec']['center'] = (bool) substr($frame_incrdecrflags, 3, 1);
1029 $parsedFrame['volumechange']['center'] = getid3_lib::BigEndian2Int(substr($parsedFrame['data'], $frame_offset, $frame_bytesvolume));
1030 if ($parsedFrame['incdec']['center'] === false) {
1031 $parsedFrame['volumechange']['center'] *= -1;
1032 }
1033 $frame_offset += $frame_bytesvolume;
1034 $parsedFrame['peakvolume']['center'] = getid3_lib::BigEndian2Int(substr($parsedFrame['data'], $frame_offset, $frame_bytesvolume));
1035 $frame_offset += $frame_bytesvolume;
1036 }
1037 $parsedFrame['data'] = substr($parsedFrame['data'], $frame_offset);
1038 if (strlen($parsedFrame['data']) > 0) {
1039 $parsedFrame['incdec']['bass'] = (bool) substr($frame_incrdecrflags, 2, 1);
1040 $parsedFrame['volumechange']['bass'] = getid3_lib::BigEndian2Int(substr($parsedFrame['data'], $frame_offset, $frame_bytesvolume));
1041 if ($parsedFrame['incdec']['bass'] === false) {
1042 $parsedFrame['volumechange']['bass'] *= -1;
1043 }
1044 $frame_offset += $frame_bytesvolume;
1045 $parsedFrame['peakvolume']['bass'] = getid3_lib::BigEndian2Int(substr($parsedFrame['data'], $frame_offset, $frame_bytesvolume));
1046 $frame_offset += $frame_bytesvolume;
1047 }
1048 }
1049 unset($parsedFrame['data']);
1050
1051
1052 } elseif (($id3v2_majorversion >= 4) && ($parsedFrame['frame_name'] == 'EQU2')) { // 4.12 EQU2 Equalisation (2) (ID3v2.4+ only)
1053 // There may be more than one 'EQU2' frame in each tag,
1054 // but only one with the same identification string
1055 // <Header of 'Equalisation (2)', ID: 'EQU2'>
1056 // Interpolation method $xx
1057 // $00 Band
1058 // $01 Linear
1059 // Identification <text string> $00
1060 // The following is then repeated for every adjustment point
1061 // Frequency $xx xx
1062 // Volume adjustment $xx xx
1063
1064 $frame_offset = 0;
1065 $frame_interpolationmethod = ord(substr($parsedFrame['data'], $frame_offset++, 1));
1066 $frame_terminatorpos = strpos($parsedFrame['data'], "\x00", $frame_offset);
1067 $frame_idstring = substr($parsedFrame['data'], $frame_offset, $frame_terminatorpos - $frame_offset);
1068 if (ord($frame_idstring) === 0) {
1069 $frame_idstring = '';
1070 }
1071 $parsedFrame['description'] = $frame_idstring;
1072 $frame_remainingdata = substr($parsedFrame['data'], $frame_terminatorpos + strlen("\x00"));
1073 while (strlen($frame_remainingdata)) {
1074 $frame_frequency = getid3_lib::BigEndian2Int(substr($frame_remainingdata, 0, 2)) / 2;
1075 $parsedFrame['data'][$frame_frequency] = getid3_lib::BigEndian2Int(substr($frame_remainingdata, 2, 2), false, true);
1076 $frame_remainingdata = substr($frame_remainingdata, 4);
1077 }
1078 $parsedFrame['interpolationmethod'] = $frame_interpolationmethod;
1079 unset($parsedFrame['data']);
1080
1081
1082 } elseif ((($id3v2_majorversion == 3) && ($parsedFrame['frame_name'] == 'EQUA')) || // 4.12 EQUA Equalisation (ID3v2.3 only)
1083 (($id3v2_majorversion == 2) && ($parsedFrame['frame_name'] == 'EQU'))) { // 4.13 EQU Equalisation (ID3v2.2 only)
1084 // There may only be one 'EQUA' frame in each tag
1085 // <Header for 'Relative volume adjustment', ID: 'EQU'>
1086 // Adjustment bits $xx
1087 // This is followed by 2 bytes + ('adjustment bits' rounded up to the
1088 // nearest byte) for every equalisation band in the following format,
1089 // giving a frequency range of 0 - 32767Hz:
1090 // Increment/decrement %x (MSB of the Frequency)
1091 // Frequency (lower 15 bits)
1092 // Adjustment $xx (xx ...)
1093
1094 $frame_offset = 0;
1095 $parsedFrame['adjustmentbits'] = substr($parsedFrame['data'], $frame_offset++, 1);
1096 $frame_adjustmentbytes = ceil($parsedFrame['adjustmentbits'] / 8);
1097
1098 $frame_remainingdata = (string) substr($parsedFrame['data'], $frame_offset);
1099 while (strlen($frame_remainingdata) > 0) {
1100 $frame_frequencystr = getid3_lib::BigEndian2Bin(substr($frame_remainingdata, 0, 2));
1101 $frame_incdec = (bool) substr($frame_frequencystr, 0, 1);
1102 $frame_frequency = bindec(substr($frame_frequencystr, 1, 15));
1103 $parsedFrame[$frame_frequency]['incdec'] = $frame_incdec;
1104 $parsedFrame[$frame_frequency]['adjustment'] = getid3_lib::BigEndian2Int(substr($frame_remainingdata, 2, $frame_adjustmentbytes));
1105 if ($parsedFrame[$frame_frequency]['incdec'] === false) {
1106 $parsedFrame[$frame_frequency]['adjustment'] *= -1;
1107 }
1108 $frame_remainingdata = substr($frame_remainingdata, 2 + $frame_adjustmentbytes);
1109 }
1110 unset($parsedFrame['data']);
1111
1112
1113 } elseif ((($id3v2_majorversion >= 3) && ($parsedFrame['frame_name'] == 'RVRB')) || // 4.13 RVRB Reverb
1114 (($id3v2_majorversion == 2) && ($parsedFrame['frame_name'] == 'REV'))) { // 4.14 REV Reverb
1115 // There may only be one 'RVRB' frame in each tag.
1116 // <Header for 'Reverb', ID: 'RVRB'>
1117 // Reverb left (ms) $xx xx
1118 // Reverb right (ms) $xx xx
1119 // Reverb bounces, left $xx
1120 // Reverb bounces, right $xx
1121 // Reverb feedback, left to left $xx
1122 // Reverb feedback, left to right $xx
1123 // Reverb feedback, right to right $xx
1124 // Reverb feedback, right to left $xx
1125 // Premix left to right $xx
1126 // Premix right to left $xx
1127
1128 $frame_offset = 0;
1129 $parsedFrame['left'] = getid3_lib::BigEndian2Int(substr($parsedFrame['data'], $frame_offset, 2));
1130 $frame_offset += 2;
1131 $parsedFrame['right'] = getid3_lib::BigEndian2Int(substr($parsedFrame['data'], $frame_offset, 2));
1132 $frame_offset += 2;
1133 $parsedFrame['bouncesL'] = ord(substr($parsedFrame['data'], $frame_offset++, 1));
1134 $parsedFrame['bouncesR'] = ord(substr($parsedFrame['data'], $frame_offset++, 1));
1135 $parsedFrame['feedbackLL'] = ord(substr($parsedFrame['data'], $frame_offset++, 1));
1136 $parsedFrame['feedbackLR'] = ord(substr($parsedFrame['data'], $frame_offset++, 1));
1137 $parsedFrame['feedbackRR'] = ord(substr($parsedFrame['data'], $frame_offset++, 1));
1138 $parsedFrame['feedbackRL'] = ord(substr($parsedFrame['data'], $frame_offset++, 1));
1139 $parsedFrame['premixLR'] = ord(substr($parsedFrame['data'], $frame_offset++, 1));
1140 $parsedFrame['premixRL'] = ord(substr($parsedFrame['data'], $frame_offset++, 1));
1141 unset($parsedFrame['data']);
1142
1143
1144 } elseif ((($id3v2_majorversion >= 3) && ($parsedFrame['frame_name'] == 'APIC')) || // 4.14 APIC Attached picture
1145 (($id3v2_majorversion == 2) && ($parsedFrame['frame_name'] == 'PIC'))) { // 4.15 PIC Attached picture
1146 // There may be several pictures attached to one file,
1147 // each in their individual 'APIC' frame, but only one
1148 // with the same content descriptor
1149 // <Header for 'Attached picture', ID: 'APIC'>
1150 // Text encoding $xx
1151 // ID3v2.3+ => MIME type <text string> $00
1152 // ID3v2.2 => Image format $xx xx xx
1153 // Picture type $xx
1154 // Description <text string according to encoding> $00 (00)
1155 // Picture data <binary data>
1156
1157 $frame_offset = 0;
1158 $frame_textencoding = ord(substr($parsedFrame['data'], $frame_offset++, 1));
1159 if ((($id3v2_majorversion <= 3) && ($frame_textencoding > 1)) || (($id3v2_majorversion == 4) && ($frame_textencoding > 3))) {
1160 $ThisFileInfo['warning'][] = 'Invalid text encoding byte ('.$frame_textencoding.') in frame "'.$parsedFrame['frame_name'].'" - defaulting to ISO-8859-1 encoding';
1161 }
1162
1163 if ($id3v2_majorversion == 2) {
1164 $frame_imagetype = substr($parsedFrame['data'], $frame_offset, 3);
1165 if (strtolower($frame_imagetype) == 'ima') {
1166 // complete hack for mp3Rage (www.chaoticsoftware.com) that puts ID3v2.3-formatted
1167 // MIME type instead of 3-char ID3v2.2-format image type (thanks xbhoffØpacbell*net)
1168 $frame_terminatorpos = strpos($parsedFrame['data'], "\x00", $frame_offset);
1169 $frame_mimetype = substr($parsedFrame['data'], $frame_offset, $frame_terminatorpos - $frame_offset);
1170 if (ord($frame_mimetype) === 0) {
1171 $frame_mimetype = '';
1172 }
1173 $frame_imagetype = strtoupper(str_replace('image/', '', strtolower($frame_mimetype)));
1174 if ($frame_imagetype == 'JPEG') {
1175 $frame_imagetype = 'JPG';
1176 }
1177 $frame_offset = $frame_terminatorpos + strlen("\x00");
1178 } else {
1179 $frame_offset += 3;
1180 }
1181 }
1182 if ($id3v2_majorversion > 2) {
1183 $frame_terminatorpos = strpos($parsedFrame['data'], "\x00", $frame_offset);
1184 $frame_mimetype = substr($parsedFrame['data'], $frame_offset, $frame_terminatorpos - $frame_offset);
1185 if (ord($frame_mimetype) === 0) {
1186 $frame_mimetype = '';
1187 }
1188 $frame_offset = $frame_terminatorpos + strlen("\x00");
1189 }
1190
1191 $frame_picturetype = ord(substr($parsedFrame['data'], $frame_offset++, 1));
1192
1193 $frame_terminatorpos = strpos($parsedFrame['data'], $this->TextEncodingTerminatorLookup($frame_textencoding), $frame_offset);
1194 if (ord(substr($parsedFrame['data'], $frame_terminatorpos + strlen($this->TextEncodingTerminatorLookup($frame_textencoding)), 1)) === 0) {
1195 $frame_terminatorpos++; // strpos() fooled because 2nd byte of Unicode chars are often 0x00
1196 }
1197 $frame_description = substr($parsedFrame['data'], $frame_offset, $frame_terminatorpos - $frame_offset);
1198 if (ord($frame_description) === 0) {
1199 $frame_description = '';
1200 }
1201 $parsedFrame['encodingid'] = $frame_textencoding;
1202 $parsedFrame['encoding'] = $this->TextEncodingNameLookup($frame_textencoding);
1203
1204 if ($id3v2_majorversion == 2) {
1205 $parsedFrame['imagetype'] = $frame_imagetype;
1206 } else {
1207 $parsedFrame['mime'] = $frame_mimetype;
1208 }
1209 $parsedFrame['picturetypeid'] = $frame_picturetype;
1210 $parsedFrame['picturetype'] = $this->APICPictureTypeLookup($frame_picturetype);
1211 $parsedFrame['description'] = $frame_description;
1212 $parsedFrame['data'] = substr($parsedFrame['data'], $frame_terminatorpos + strlen($this->TextEncodingTerminatorLookup($frame_textencoding)));
1213
1214 $imagechunkcheck = getid3_lib::GetDataImageSize($parsedFrame['data']);
1215 if (($imagechunkcheck[2] >= 1) && ($imagechunkcheck[2] <= 3)) {
1216 $parsedFrame['image_mime'] = 'image/'.getid3_lib::ImageTypesLookup($imagechunkcheck[2]);
1217 if ($imagechunkcheck[0]) {
1218 $parsedFrame['image_width'] = $imagechunkcheck[0];
1219 }
1220 if ($imagechunkcheck[1]) {
1221 $parsedFrame['image_height'] = $imagechunkcheck[1];
1222 }
1223 $parsedFrame['image_bytes'] = strlen($parsedFrame['data']);
1224 }
1225
1226
1227 } elseif ((($id3v2_majorversion >= 3) && ($parsedFrame['frame_name'] == 'GEOB')) || // 4.15 GEOB General encapsulated object
1228 (($id3v2_majorversion == 2) && ($parsedFrame['frame_name'] == 'GEO'))) { // 4.16 GEO General encapsulated object
1229 // There may be more than one 'GEOB' frame in each tag,
1230 // but only one with the same content descriptor
1231 // <Header for 'General encapsulated object', ID: 'GEOB'>
1232 // Text encoding $xx
1233 // MIME type <text string> $00
1234 // Filename <text string according to encoding> $00 (00)
1235 // Content description <text string according to encoding> $00 (00)
1236 // Encapsulated object <binary data>
1237
1238 $frame_offset = 0;
1239 $frame_textencoding = ord(substr($parsedFrame['data'], $frame_offset++, 1));
1240 if ((($id3v2_majorversion <= 3) && ($frame_textencoding > 1)) || (($id3v2_majorversion == 4) && ($frame_textencoding > 3))) {
1241 $ThisFileInfo['warning'][] = 'Invalid text encoding byte ('.$frame_textencoding.') in frame "'.$parsedFrame['frame_name'].'" - defaulting to ISO-8859-1 encoding';
1242 }
1243 $frame_terminatorpos = strpos($parsedFrame['data'], "\x00", $frame_offset);
1244 $frame_mimetype = substr($parsedFrame['data'], $frame_offset, $frame_terminatorpos - $frame_offset);
1245 if (ord($frame_mimetype) === 0) {
1246 $frame_mimetype = '';
1247 }
1248 $frame_offset = $frame_terminatorpos + strlen("\x00");
1249
1250 $frame_terminatorpos = strpos($parsedFrame['data'], $this->TextEncodingTerminatorLookup($frame_textencoding), $frame_offset);
1251 if (ord(substr($parsedFrame['data'], $frame_terminatorpos + strlen($this->TextEncodingTerminatorLookup($frame_textencoding)), 1)) === 0) {
1252 $frame_terminatorpos++; // strpos() fooled because 2nd byte of Unicode chars are often 0x00
1253 }
1254 $frame_filename = substr($parsedFrame['data'], $frame_offset, $frame_terminatorpos - $frame_offset);
1255 if (ord($frame_filename) === 0) {
1256 $frame_filename = '';
1257 }
1258 $frame_offset = $frame_terminatorpos + strlen($this->TextEncodingTerminatorLookup($frame_textencoding));
1259
1260 $frame_terminatorpos = strpos($parsedFrame['data'], $this->TextEncodingTerminatorLookup($frame_textencoding), $frame_offset);
1261 if (ord(substr($parsedFrame['data'], $frame_terminatorpos + strlen($this->TextEncodingTerminatorLookup($frame_textencoding)), 1)) === 0) {
1262 $frame_terminatorpos++; // strpos() fooled because 2nd byte of Unicode chars are often 0x00
1263 }
1264 $frame_description = substr($parsedFrame['data'], $frame_offset, $frame_terminatorpos - $frame_offset);
1265 if (ord($frame_description) === 0) {
1266 $frame_description = '';
1267 }
1268 $frame_offset = $frame_terminatorpos + strlen($this->TextEncodingTerminatorLookup($frame_textencoding));
1269
1270 $parsedFrame['objectdata'] = (string) substr($parsedFrame['data'], $frame_offset);
1271 $parsedFrame['encodingid'] = $frame_textencoding;
1272 $parsedFrame['encoding'] = $this->TextEncodingNameLookup($frame_textencoding);
1273
1274 $parsedFrame['mime'] = $frame_mimetype;
1275 $parsedFrame['filename'] = $frame_filename;
1276 $parsedFrame['description'] = $frame_description;
1277 unset($parsedFrame['data']);
1278
1279
1280 } elseif ((($id3v2_majorversion >= 3) && ($parsedFrame['frame_name'] == 'PCNT')) || // 4.16 PCNT Play counter
1281 (($id3v2_majorversion == 2) && ($parsedFrame['frame_name'] == 'CNT'))) { // 4.17 CNT Play counter
1282 // There may only be one 'PCNT' frame in each tag.
1283 // When the counter reaches all one's, one byte is inserted in
1284 // front of the counter thus making the counter eight bits bigger
1285 // <Header for 'Play counter', ID: 'PCNT'>
1286 // Counter $xx xx xx xx (xx ...)
1287
1288 $parsedFrame['data'] = getid3_lib::BigEndian2Int($parsedFrame['data']);
1289
1290
1291 } elseif ((($id3v2_majorversion >= 3) && ($parsedFrame['frame_name'] == 'POPM')) || // 4.17 POPM Popularimeter
1292 (($id3v2_majorversion == 2) && ($parsedFrame['frame_name'] == 'POP'))) { // 4.18 POP Popularimeter
1293 // There may be more than one 'POPM' frame in each tag,
1294 // but only one with the same email address
1295 // <Header for 'Popularimeter', ID: 'POPM'>
1296 // Email to user <text string> $00
1297 // Rating $xx
1298 // Counter $xx xx xx xx (xx ...)
1299
1300 $frame_offset = 0;
1301 $frame_terminatorpos = strpos($parsedFrame['data'], "\x00", $frame_offset);
1302 $frame_emailaddress = substr($parsedFrame['data'], $frame_offset, $frame_terminatorpos - $frame_offset);
1303 if (ord($frame_emailaddress) === 0) {
1304 $frame_emailaddress = '';
1305 }
1306 $frame_offset = $frame_terminatorpos + strlen("\x00");
1307 $frame_rating = ord(substr($parsedFrame['data'], $frame_offset++, 1));
1308 $parsedFrame['data'] = getid3_lib::BigEndian2Int(substr($parsedFrame['data'], $frame_offset));
1309 $parsedFrame['email'] = $frame_emailaddress;
1310 $parsedFrame['rating'] = $frame_rating;
1311 unset($parsedFrame['data']);
1312
1313
1314 } elseif ((($id3v2_majorversion >= 3) && ($parsedFrame['frame_name'] == 'RBUF')) || // 4.18 RBUF Recommended buffer size
1315 (($id3v2_majorversion == 2) && ($parsedFrame['frame_name'] == 'BUF'))) { // 4.19 BUF Recommended buffer size
1316 // There may only be one 'RBUF' frame in each tag
1317 // <Header for 'Recommended buffer size', ID: 'RBUF'>
1318 // Buffer size $xx xx xx
1319 // Embedded info flag %0000000x
1320 // Offset to next tag $xx xx xx xx
1321
1322 $frame_offset = 0;
1323 $parsedFrame['buffersize'] = getid3_lib::BigEndian2Int(substr($parsedFrame['data'], $frame_offset, 3));
1324 $frame_offset += 3;
1325
1326 $frame_embeddedinfoflags = getid3_lib::BigEndian2Bin(substr($parsedFrame['data'], $frame_offset++, 1));
1327 $parsedFrame['flags']['embededinfo'] = (bool) substr($frame_embeddedinfoflags, 7, 1);
1328 $parsedFrame['nexttagoffset'] = getid3_lib::BigEndian2Int(substr($parsedFrame['data'], $frame_offset, 4));
1329 unset($parsedFrame['data']);
1330
1331
1332 } elseif (($id3v2_majorversion == 2) && ($parsedFrame['frame_name'] == 'CRM')) { // 4.20 Encrypted meta frame (ID3v2.2 only)
1333 // There may be more than one 'CRM' frame in a tag,
1334 // but only one with the same 'owner identifier'
1335 // <Header for 'Encrypted meta frame', ID: 'CRM'>
1336 // Owner identifier <textstring> $00 (00)
1337 // Content/explanation <textstring> $00 (00)
1338 // Encrypted datablock <binary data>
1339
1340 $frame_offset = 0;
1341 $frame_terminatorpos = strpos($parsedFrame['data'], "\x00", $frame_offset);
1342 $frame_ownerid = substr($parsedFrame['data'], $frame_offset, $frame_terminatorpos - $frame_offset);
1343 $frame_offset = $frame_terminatorpos + strlen("\x00");
1344
1345 $frame_terminatorpos = strpos($parsedFrame['data'], "\x00", $frame_offset);
1346 $frame_description = substr($parsedFrame['data'], $frame_offset, $frame_terminatorpos - $frame_offset);
1347 if (ord($frame_description) === 0) {
1348 $frame_description = '';
1349 }
1350 $frame_offset = $frame_terminatorpos + strlen("\x00");
1351
1352 $parsedFrame['ownerid'] = $frame_ownerid;
1353 $parsedFrame['data'] = (string) substr($parsedFrame['data'], $frame_offset);
1354 $parsedFrame['description'] = $frame_description;
1355 unset($parsedFrame['data']);
1356
1357
1358 } elseif ((($id3v2_majorversion >= 3) && ($parsedFrame['frame_name'] == 'AENC')) || // 4.19 AENC Audio encryption
1359 (($id3v2_majorversion == 2) && ($parsedFrame['frame_name'] == 'CRA'))) { // 4.21 CRA Audio encryption
1360 // There may be more than one 'AENC' frames in a tag,
1361 // but only one with the same 'Owner identifier'
1362 // <Header for 'Audio encryption', ID: 'AENC'>
1363 // Owner identifier <text string> $00
1364 // Preview start $xx xx
1365 // Preview length $xx xx
1366 // Encryption info <binary data>
1367
1368 $frame_offset = 0;
1369 $frame_terminatorpos = strpos($parsedFrame['data'], "\x00", $frame_offset);
1370 $frame_ownerid = substr($parsedFrame['data'], $frame_offset, $frame_terminatorpos - $frame_offset);
1371 if (ord($frame_ownerid) === 0) {
1372 $frame_ownerid == '';
1373 }
1374 $frame_offset = $frame_terminatorpos + strlen("\x00");
1375 $parsedFrame['ownerid'] = $frame_ownerid;
1376 $parsedFrame['previewstart'] = getid3_lib::BigEndian2Int(substr($parsedFrame['data'], $frame_offset, 2));
1377 $frame_offset += 2;
1378 $parsedFrame['previewlength'] = getid3_lib::BigEndian2Int(substr($parsedFrame['data'], $frame_offset, 2));
1379 $frame_offset += 2;
1380 $parsedFrame['encryptioninfo'] = (string) substr($parsedFrame['data'], $frame_offset);
1381 unset($parsedFrame['data']);
1382
1383
1384 } elseif ((($id3v2_majorversion >= 3) && ($parsedFrame['frame_name'] == 'LINK')) || // 4.20 LINK Linked information
1385 (($id3v2_majorversion == 2) && ($parsedFrame['frame_name'] == 'LNK'))) { // 4.22 LNK Linked information
1386 // There may be more than one 'LINK' frame in a tag,
1387 // but only one with the same contents
1388 // <Header for 'Linked information', ID: 'LINK'>
1389 // ID3v2.3+ => Frame identifier $xx xx xx xx
1390 // ID3v2.2 => Frame identifier $xx xx xx
1391 // URL <text string> $00
1392 // ID and additional data <text string(s)>
1393
1394 $frame_offset = 0;
1395 if ($id3v2_majorversion == 2) {
1396 $parsedFrame['frameid'] = substr($parsedFrame['data'], $frame_offset, 3);
1397 $frame_offset += 3;
1398 } else {
1399 $parsedFrame['frameid'] = substr($parsedFrame['data'], $frame_offset, 4);
1400 $frame_offset += 4;
1401 }
1402
1403 $frame_terminatorpos = strpos($parsedFrame['data'], "\x00", $frame_offset);
1404 $frame_url = substr($parsedFrame['data'], $frame_offset, $frame_terminatorpos - $frame_offset);
1405 if (ord($frame_url) === 0) {
1406 $frame_url = '';
1407 }
1408 $frame_offset = $frame_terminatorpos + strlen("\x00");
1409 $parsedFrame['url'] = $frame_url;
1410
1411 $parsedFrame['additionaldata'] = (string) substr($parsedFrame['data'], $frame_offset);
1412 if (!empty($parsedFrame['framenameshort']) && $parsedFrame['url']) {
1413 $ThisFileInfo['id3v2']['comments'][$parsedFrame['framenameshort']][] = getid3_lib::iconv_fallback($parsedFrame['encoding'], $ThisFileInfo['id3v2']['encoding'], $parsedFrame['url']);
1414 }
1415 unset($parsedFrame['data']);
1416
1417
1418 } elseif (($id3v2_majorversion >= 3) && ($parsedFrame['frame_name'] == 'POSS')) { // 4.21 POSS Position synchronisation frame (ID3v2.3+ only)
1419 // There may only be one 'POSS' frame in each tag
1420 // <Head for 'Position synchronisation', ID: 'POSS'>
1421 // Time stamp format $xx
1422 // Position $xx (xx ...)
1423
1424 $frame_offset = 0;
1425 $parsedFrame['timestampformat'] = ord(substr($parsedFrame['data'], $frame_offset++, 1));
1426 $parsedFrame['position'] = getid3_lib::BigEndian2Int(substr($parsedFrame['data'], $frame_offset));
1427 unset($parsedFrame['data']);
1428
1429
1430 } elseif (($id3v2_majorversion >= 3) && ($parsedFrame['frame_name'] == 'USER')) { // 4.22 USER Terms of use (ID3v2.3+ only)
1431 // There may be more than one 'Terms of use' frame in a tag,
1432 // but only one with the same 'Language'
1433 // <Header for 'Terms of use frame', ID: 'USER'>
1434 // Text encoding $xx
1435 // Language $xx xx xx
1436 // The actual text <text string according to encoding>
1437
1438 $frame_offset = 0;
1439 $frame_textencoding = ord(substr($parsedFrame['data'], $frame_offset++, 1));
1440 if ((($id3v2_majorversion <= 3) && ($frame_textencoding > 1)) || (($id3v2_majorversion == 4) && ($frame_textencoding > 3))) {
1441 $ThisFileInfo['warning'][] = 'Invalid text encoding byte ('.$frame_textencoding.') in frame "'.$parsedFrame['frame_name'].'" - defaulting to ISO-8859-1 encoding';
1442 }
1443 $frame_language = substr($parsedFrame['data'], $frame_offset, 3);
1444 $frame_offset += 3;
1445 $parsedFrame['language'] = $frame_language;
1446 $parsedFrame['languagename'] = $this->LanguageLookup($frame_language, false);
1447 $parsedFrame['encodingid'] = $frame_textencoding;
1448 $parsedFrame['encoding'] = $this->TextEncodingNameLookup($frame_textencoding);
1449
1450 $parsedFrame['data'] = (string) substr($parsedFrame['data'], $frame_offset);
1451 if (!empty($parsedFrame['framenameshort']) && !empty($parsedFrame['data'])) {
1452 $ThisFileInfo['id3v2']['comments'][$parsedFrame['framenameshort']][] = getid3_lib::iconv_fallback($parsedFrame['encoding'], $ThisFileInfo['id3v2']['encoding'], $parsedFrame['data']);
1453 }
1454 unset($parsedFrame['data']);
1455
1456
1457 } elseif (($id3v2_majorversion >= 3) && ($parsedFrame['frame_name'] == 'OWNE')) { // 4.23 OWNE Ownership frame (ID3v2.3+ only)
1458 // There may only be one 'OWNE' frame in a tag
1459 // <Header for 'Ownership frame', ID: 'OWNE'>
1460 // Text encoding $xx
1461 // Price paid <text string> $00
1462 // Date of purch. <text string>
1463 // Seller <text string according to encoding>
1464
1465 $frame_offset = 0;
1466 $frame_textencoding = ord(substr($parsedFrame['data'], $frame_offset++, 1));
1467 if ((($id3v2_majorversion <= 3) && ($frame_textencoding > 1)) || (($id3v2_majorversion == 4) && ($frame_textencoding > 3))) {
1468 $ThisFileInfo['warning'][] = 'Invalid text encoding byte ('.$frame_textencoding.') in frame "'.$parsedFrame['frame_name'].'" - defaulting to ISO-8859-1 encoding';
1469 }
1470 $parsedFrame['encodingid'] = $frame_textencoding;
1471 $parsedFrame['encoding'] = $this->TextEncodingNameLookup($frame_textencoding);
1472
1473 $frame_terminatorpos = strpos($parsedFrame['data'], "\x00", $frame_offset);
1474 $frame_pricepaid = substr($parsedFrame['data'], $frame_offset, $frame_terminatorpos - $frame_offset);
1475 $frame_offset = $frame_terminatorpos + strlen("\x00");
1476
1477 $parsedFrame['pricepaid']['currencyid'] = substr($frame_pricepaid, 0, 3);
1478 $parsedFrame['pricepaid']['currency'] = $this->LookupCurrencyUnits($parsedFrame['pricepaid']['currencyid']);
1479 $parsedFrame['pricepaid']['value'] = substr($frame_pricepaid, 3);
1480
1481 $parsedFrame['purchasedate'] = substr($parsedFrame['data'], $frame_offset, 8);
1482 if (!$this->IsValidDateStampString($parsedFrame['purchasedate'])) {
1483 $parsedFrame['purchasedateunix'] = mktime (0, 0, 0, substr($parsedFrame['purchasedate'], 4, 2), substr($parsedFrame['purchasedate'], 6, 2), substr($parsedFrame['purchasedate'], 0, 4));
1484 }
1485 $frame_offset += 8;
1486
1487 $parsedFrame['seller'] = (string) substr($parsedFrame['data'], $frame_offset);
1488 unset($parsedFrame['data']);
1489
1490
1491 } elseif (($id3v2_majorversion >= 3) && ($parsedFrame['frame_name'] == 'COMR')) { // 4.24 COMR Commercial frame (ID3v2.3+ only)
1492 // There may be more than one 'commercial frame' in a tag,
1493 // but no two may be identical
1494 // <Header for 'Commercial frame', ID: 'COMR'>
1495 // Text encoding $xx
1496 // Price string <text string> $00
1497 // Valid until <text string>
1498 // Contact URL <text string> $00
1499 // Received as $xx
1500 // Name of seller <text string according to encoding> $00 (00)
1501 // Description <text string according to encoding> $00 (00)
1502 // Picture MIME type <string> $00
1503 // Seller logo <binary data>
1504
1505 $frame_offset = 0;
1506 $frame_textencoding = ord(substr($parsedFrame['data'], $frame_offset++, 1));
1507 if ((($id3v2_majorversion <= 3) && ($frame_textencoding > 1)) || (($id3v2_majorversion == 4) && ($frame_textencoding > 3))) {
1508 $ThisFileInfo['warning'][] = 'Invalid text encoding byte ('.$frame_textencoding.') in frame "'.$parsedFrame['frame_name'].'" - defaulting to ISO-8859-1 encoding';
1509 }
1510
1511 $frame_terminatorpos = strpos($parsedFrame['data'], "\x00", $frame_offset);
1512 $frame_pricestring = substr($parsedFrame['data'], $frame_offset, $frame_terminatorpos - $frame_offset);
1513 $frame_offset = $frame_terminatorpos + strlen("\x00");
1514 $frame_rawpricearray = explode('/', $frame_pricestring);
1515 foreach ($frame_rawpricearray as $key => $val) {
1516 $frame_currencyid = substr($val, 0, 3);
1517 $parsedFrame['price'][$frame_currencyid]['currency'] = $this->LookupCurrencyUnits($frame_currencyid);
1518 $parsedFrame['price'][$frame_currencyid]['value'] = substr($val, 3);
1519 }
1520
1521 $frame_datestring = substr($parsedFrame['data'], $frame_offset, 8);
1522 $frame_offset += 8;
1523
1524 $frame_terminatorpos = strpos($parsedFrame['data'], "\x00", $frame_offset);
1525 $frame_contacturl = substr($parsedFrame['data'], $frame_offset, $frame_terminatorpos - $frame_offset);
1526 $frame_offset = $frame_terminatorpos + strlen("\x00");
1527
1528 $frame_receivedasid = ord(substr($parsedFrame['data'], $frame_offset++, 1));
1529
1530 $frame_terminatorpos = strpos($parsedFrame['data'], $this->TextEncodingTerminatorLookup($frame_textencoding), $frame_offset);
1531 if (ord(substr($parsedFrame['data'], $frame_terminatorpos + strlen($this->TextEncodingTerminatorLookup($frame_textencoding)), 1)) === 0) {
1532 $frame_terminatorpos++; // strpos() fooled because 2nd byte of Unicode chars are often 0x00
1533 }
1534 $frame_sellername = substr($parsedFrame['data'], $frame_offset, $frame_terminatorpos - $frame_offset);
1535 if (ord($frame_sellername) === 0) {
1536 $frame_sellername = '';
1537 }
1538 $frame_offset = $frame_terminatorpos + strlen($this->TextEncodingTerminatorLookup($frame_textencoding));
1539
1540 $frame_terminatorpos = strpos($parsedFrame['data'], $this->TextEncodingTerminatorLookup($frame_textencoding), $frame_offset);
1541 if (ord(substr($parsedFrame['data'], $frame_terminatorpos + strlen($this->TextEncodingTerminatorLookup($frame_textencoding)), 1)) === 0) {
1542 $frame_terminatorpos++; // strpos() fooled because 2nd byte of Unicode chars are often 0x00
1543 }
1544 $frame_description = substr($parsedFrame['data'], $frame_offset, $frame_terminatorpos - $frame_offset);
1545 if (ord($frame_description) === 0) {
1546 $frame_description = '';
1547 }
1548 $frame_offset = $frame_terminatorpos + strlen($this->TextEncodingTerminatorLookup($frame_textencoding));
1549
1550 $frame_terminatorpos = strpos($parsedFrame['data'], "\x00", $frame_offset);
1551 $frame_mimetype = substr($parsedFrame['data'], $frame_offset, $frame_terminatorpos - $frame_offset);
1552 $frame_offset = $frame_terminatorpos + strlen("\x00");
1553
1554 $frame_sellerlogo = substr($parsedFrame['data'], $frame_offset);
1555
1556 $parsedFrame['encodingid'] = $frame_textencoding;
1557 $parsedFrame['encoding'] = $this->TextEncodingNameLookup($frame_textencoding);
1558
1559 $parsedFrame['pricevaliduntil'] = $frame_datestring;
1560 $parsedFrame['contacturl'] = $frame_contacturl;
1561 $parsedFrame['receivedasid'] = $frame_receivedasid;
1562 $parsedFrame['receivedas'] = $this->COMRReceivedAsLookup($frame_receivedasid);
1563 $parsedFrame['sellername'] = $frame_sellername;
1564 $parsedFrame['description'] = $frame_description;
1565 $parsedFrame['mime'] = $frame_mimetype;
1566 $parsedFrame['logo'] = $frame_sellerlogo;
1567 unset($parsedFrame['data']);
1568
1569
1570 } elseif (($id3v2_majorversion >= 3) && ($parsedFrame['frame_name'] == 'ENCR')) { // 4.25 ENCR Encryption method registration (ID3v2.3+ only)
1571 // There may be several 'ENCR' frames in a tag,
1572 // but only one containing the same symbol
1573 // and only one containing the same owner identifier
1574 // <Header for 'Encryption method registration', ID: 'ENCR'>
1575 // Owner identifier <text string> $00
1576 // Method symbol $xx
1577 // Encryption data <binary data>
1578
1579 $frame_offset = 0;
1580 $frame_terminatorpos = strpos($parsedFrame['data'], "\x00", $frame_offset);
1581 $frame_ownerid = substr($parsedFrame['data'], $frame_offset, $frame_terminatorpos - $frame_offset);
1582 if (ord($frame_ownerid) === 0) {
1583 $frame_ownerid = '';
1584 }
1585 $frame_offset = $frame_terminatorpos + strlen("\x00");
1586
1587 $parsedFrame['ownerid'] = $frame_ownerid;
1588 $parsedFrame['methodsymbol'] = ord(substr($parsedFrame['data'], $frame_offset++, 1));
1589 $parsedFrame['data'] = (string) substr($parsedFrame['data'], $frame_offset);
1590
1591
1592 } elseif (($id3v2_majorversion >= 3) && ($parsedFrame['frame_name'] == 'GRID')) { // 4.26 GRID Group identification registration (ID3v2.3+ only)
1593
1594 // There may be several 'GRID' frames in a tag,
1595 // but only one containing the same symbol
1596 // and only one containing the same owner identifier
1597 // <Header for 'Group ID registration', ID: 'GRID'>
1598 // Owner identifier <text string> $00
1599 // Group symbol $xx
1600 // Group dependent data <binary data>
1601
1602 $frame_offset = 0;
1603 $frame_terminatorpos = strpos($parsedFrame['data'], "\x00", $frame_offset);
1604 $frame_ownerid = substr($parsedFrame['data'], $frame_offset, $frame_terminatorpos - $frame_offset);
1605 if (ord($frame_ownerid) === 0) {
1606 $frame_ownerid = '';
1607 }
1608 $frame_offset = $frame_terminatorpos + strlen("\x00");
1609
1610 $parsedFrame['ownerid'] = $frame_ownerid;
1611 $parsedFrame['groupsymbol'] = ord(substr($parsedFrame['data'], $frame_offset++, 1));
1612 $parsedFrame['data'] = (string) substr($parsedFrame['data'], $frame_offset);
1613
1614
1615 } elseif (($id3v2_majorversion >= 3) && ($parsedFrame['frame_name'] == 'PRIV')) { // 4.27 PRIV Private frame (ID3v2.3+ only)
1616 // The tag may contain more than one 'PRIV' frame
1617 // but only with different contents
1618 // <Header for 'Private frame', ID: 'PRIV'>
1619 // Owner identifier <text string> $00
1620 // The private data <binary data>
1621
1622 $frame_offset = 0;
1623 $frame_terminatorpos = strpos($parsedFrame['data'], "\x00", $frame_offset);
1624 $frame_ownerid = substr($parsedFrame['data'], $frame_offset, $frame_terminatorpos - $frame_offset);
1625 if (ord($frame_ownerid) === 0) {
1626 $frame_ownerid = '';
1627 }
1628 $frame_offset = $frame_terminatorpos + strlen("\x00");
1629
1630 $parsedFrame['ownerid'] = $frame_ownerid;
1631 $parsedFrame['data'] = (string) substr($parsedFrame['data'], $frame_offset);
1632
1633
1634 } elseif (($id3v2_majorversion >= 4) && ($parsedFrame['frame_name'] == 'SIGN')) { // 4.28 SIGN Signature frame (ID3v2.4+ only)
1635 // There may be more than one 'signature frame' in a tag,
1636 // but no two may be identical
1637 // <Header for 'Signature frame', ID: 'SIGN'>
1638 // Group symbol $xx
1639 // Signature <binary data>
1640
1641 $frame_offset = 0;
1642 $parsedFrame['groupsymbol'] = ord(substr($parsedFrame['data'], $frame_offset++, 1));
1643 $parsedFrame['data'] = (string) substr($parsedFrame['data'], $frame_offset);
1644
1645
1646 } elseif (($id3v2_majorversion >= 4) && ($parsedFrame['frame_name'] == 'SEEK')) { // 4.29 SEEK Seek frame (ID3v2.4+ only)
1647 // There may only be one 'seek frame' in a tag
1648 // <Header for 'Seek frame', ID: 'SEEK'>
1649 // Minimum offset to next tag $xx xx xx xx
1650
1651 $frame_offset = 0;
1652 $parsedFrame['data'] = getid3_lib::BigEndian2Int(substr($parsedFrame['data'], $frame_offset, 4));
1653
1654
1655 } elseif (($id3v2_majorversion >= 4) && ($parsedFrame['frame_name'] == 'ASPI')) { // 4.30 ASPI Audio seek point index (ID3v2.4+ only)
1656 // There may only be one 'audio seek point index' frame in a tag
1657 // <Header for 'Seek Point Index', ID: 'ASPI'>
1658 // Indexed data start (S) $xx xx xx xx
1659 // Indexed data length (L) $xx xx xx xx
1660 // Number of index points (N) $xx xx
1661 // Bits per index point (b) $xx
1662 // Then for every index point the following data is included:
1663 // Fraction at index (Fi) $xx (xx)
1664
1665 $frame_offset = 0;
1666 $parsedFrame['datastart'] = getid3_lib::BigEndian2Int(substr($parsedFrame['data'], $frame_offset, 4));
1667 $frame_offset += 4;
1668 $parsedFrame['indexeddatalength'] = getid3_lib::BigEndian2Int(substr($parsedFrame['data'], $frame_offset, 4));
1669 $frame_offset += 4;
1670 $parsedFrame['indexpoints'] = getid3_lib::BigEndian2Int(substr($parsedFrame['data'], $frame_offset, 2));
1671 $frame_offset += 2;
1672 $parsedFrame['bitsperpoint'] = ord(substr($parsedFrame['data'], $frame_offset++, 1));
1673 $frame_bytesperpoint = ceil($parsedFrame['bitsperpoint'] / 8);
1674 for ($i = 0; $i < $frame_indexpoints; $i++) {
1675 $parsedFrame['indexes'][$i] = getid3_lib::BigEndian2Int(substr($parsedFrame['data'], $frame_offset, $frame_bytesperpoint));
1676 $frame_offset += $frame_bytesperpoint;
1677 }
1678 unset($parsedFrame['data']);
1679
1680 } elseif (($id3v2_majorversion >= 3) && ($parsedFrame['frame_name'] == 'RGAD')) { // Replay Gain Adjustment
1681 // http://privatewww.essex.ac.uk/~djmrob/replaygain/file_format_id3v2.html
1682 // There may only be one 'RGAD' frame in a tag
1683 // <Header for 'Replay Gain Adjustment', ID: 'RGAD'>
1684 // Peak Amplitude $xx $xx $xx $xx
1685 // Radio Replay Gain Adjustment %aaabbbcd %dddddddd
1686 // Audiophile Replay Gain Adjustment %aaabbbcd %dddddddd
1687 // a - name code
1688 // b - originator code
1689 // c - sign bit
1690 // d - replay gain adjustment
1691
1692 $frame_offset = 0;
1693 $parsedFrame['peakamplitude'] = getid3_lib::BigEndian2Float(substr($parsedFrame['data'], $frame_offset, 4));
1694 $frame_offset += 4;
1695 $rg_track_adjustment = getid3_lib::Dec2Bin(substr($parsedFrame['data'], $frame_offset, 2));
1696 $frame_offset += 2;
1697 $rg_album_adjustment = getid3_lib::Dec2Bin(substr($parsedFrame['data'], $frame_offset, 2));
1698 $frame_offset += 2;
1699 $parsedFrame['raw']['track']['name'] = getid3_lib::Bin2Dec(substr($rg_track_adjustment, 0, 3));
1700 $parsedFrame['raw']['track']['originator'] = getid3_lib::Bin2Dec(substr($rg_track_adjustment, 3, 3));
1701 $parsedFrame['raw']['track']['signbit'] = getid3_lib::Bin2Dec(substr($rg_track_adjustment, 6, 1));
1702 $parsedFrame['raw']['track']['adjustment'] = getid3_lib::Bin2Dec(substr($rg_track_adjustment, 7, 9));
1703 $parsedFrame['raw']['album']['name'] = getid3_lib::Bin2Dec(substr($rg_album_adjustment, 0, 3));
1704 $parsedFrame['raw']['album']['originator'] = getid3_lib::Bin2Dec(substr($rg_album_adjustment, 3, 3));
1705 $parsedFrame['raw']['album']['signbit'] = getid3_lib::Bin2Dec(substr($rg_album_adjustment, 6, 1));
1706 $parsedFrame['raw']['album']['adjustment'] = getid3_lib::Bin2Dec(substr($rg_album_adjustment, 7, 9));
1707 $parsedFrame['track']['name'] = getid3_lib::RGADnameLookup($parsedFrame['raw']['track']['name']);
1708 $parsedFrame['track']['originator'] = getid3_lib::RGADoriginatorLookup($parsedFrame['raw']['track']['originator']);
1709 $parsedFrame['track']['adjustment'] = getid3_lib::RGADadjustmentLookup($parsedFrame['raw']['track']['adjustment'], $parsedFrame['raw']['track']['signbit']);
1710 $parsedFrame['album']['name'] = getid3_lib::RGADnameLookup($parsedFrame['raw']['album']['name']);
1711 $parsedFrame['album']['originator'] = getid3_lib::RGADoriginatorLookup($parsedFrame['raw']['album']['originator']);
1712 $parsedFrame['album']['adjustment'] = getid3_lib::RGADadjustmentLookup($parsedFrame['raw']['album']['adjustment'], $parsedFrame['raw']['album']['signbit']);
1713
1714 $ThisFileInfo['replay_gain']['track']['peak'] = $parsedFrame['peakamplitude'];
1715 $ThisFileInfo['replay_gain']['track']['originator'] = $parsedFrame['track']['originator'];
1716 $ThisFileInfo['replay_gain']['track']['adjustment'] = $parsedFrame['track']['adjustment'];
1717 $ThisFileInfo['replay_gain']['album']['originator'] = $parsedFrame['album']['originator'];
1718 $ThisFileInfo['replay_gain']['album']['adjustment'] = $parsedFrame['album']['adjustment'];
1719
1720 unset($parsedFrame['data']);
1721
1722 }
1723
1724 return true;
1725 }
getid3_id3v2\FrameNameLongLookup
FrameNameLongLookup($framename)
Definition: module.tag.id3v2.php:2703
getid3_id3v2\TextEncodingTerminatorLookup
TextEncodingTerminatorLookup($encoding)
Definition: module.tag.id3v2.php:3048
getid3_id3v2\ETCOEventLookup
ETCOEventLookup($index)
Definition: module.tag.id3v2.php:2582
getid3_id3v2\LanguageLookup
LanguageLookup($languagecode, $casesensitive=false)
Definition: module.tag.id3v2.php:2126
getid3_id3v2\SYTLContentTypeLookup
SYTLContentTypeLookup($index)
Definition: module.tag.id3v2.php:2625
getid3_id3v2\IsValidDateStampString
IsValidDateStampString($datestamp)
Definition: module.tag.id3v2.php:3096
getid3_id3v2\RVA2ChannelTypeLookup
RVA2ChannelTypeLookup($index)
Definition: module.tag.id3v2.php:2687
getid3_id3v2\TextEncodingNameLookup
TextEncodingNameLookup($encoding)
Definition: module.tag.id3v2.php:3061
getid3_id3v2\COMRReceivedAsLookup
COMRReceivedAsLookup($index)
Definition: module.tag.id3v2.php:2671
getid3_id3v2\FrameNameShortLookup
FrameNameShortLookup($framename)
Definition: module.tag.id3v2.php:2878
getid3_id3v2\LookupCurrencyUnits
LookupCurrencyUnits($currencyid)
Definition: module.tag.id3v2.php:1732
getid3_id3v2\APICPictureTypeLookup
APICPictureTypeLookup($index, $returnarray=false)
Definition: module.tag.id3v2.php:2641
getid3_lib\Dec2Bin
Dec2Bin($number)
Definition: getid3.lib.php:302
getid3_lib\BigEndian2Float
BigEndian2Float($byteword)
Definition: getid3.lib.php:159
getid3_lib\RGADadjustmentLookup
RGADadjustmentLookup($rawadjustment, $signbit)
Definition: getid3.lib.php:1141
getid3_lib\RGADoriginatorLookup
RGADoriginatorLookup($originatorcode)
Definition: getid3.lib.php:1128
getid3_lib\GetDataImageSize
GetDataImageSize($imgData)
Definition: getid3.lib.php:1170
getid3_lib\RGADnameLookup
RGADnameLookup($namecode)
Definition: getid3.lib.php:1116
getid3_lib\iconv_fallback
iconv_fallback($in_charset, $out_charset, $string)
Definition: getid3.lib.php:951
getid3_lib\Bin2Dec
Bin2Dec($binstring, $signed=false)
Definition: getid3.lib.php:316

References APICPictureTypeLookup(), getid3_lib\BigEndian2Bin(), getid3_lib\BigEndian2Float(), getid3_lib\BigEndian2Int(), getid3_lib\Bin2Dec(), COMRReceivedAsLookup(), getid3_lib\Dec2Bin(), DeUnsynchronise(), ETCOEventLookup(), FrameNameLongLookup(), FrameNameShortLookup(), getid3_lib\GetDataImageSize(), getid3_lib\iconv_fallback(), IsValidDateStampString(), LanguageLookup(), LookupCurrencyUnits(), getid3_lib\RGADadjustmentLookup(), getid3_lib\RGADnameLookup(), getid3_lib\RGADoriginatorLookup(), RVA2ChannelTypeLookup(), SYTLContentTypeLookup(), TextEncodingNameLookup(), and TextEncodingTerminatorLookup().

Referenced by getid3_id3v2().

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◆ ParseID3v2GenreString()

getid3_id3v2::ParseID3v2GenreString (   $genrestring)

Definition at line 406 of file module.tag.id3v2.php.

406 {
407 // Parse genres into arrays of genreName and genreID
408 // ID3v2.2.x, ID3v2.3.x: '(21)' or '(4)Eurodisco' or '(51)(39)' or '(55)((I think...)'
409 // ID3v2.4.x: '21' $00 'Eurodisco' $00
410
411 $genrestring = trim($genrestring);
412 $returnarray = array();
413 if (strpos($genrestring, "\x00") !== false) {
414 $unprocessed = trim($genrestring); // trailing nulls will cause an infinite loop.
415 $genrestring = '';
416 while (strpos($unprocessed, "\x00") !== false) {
417 // convert null-seperated v2.4-format into v2.3 ()-seperated format
418 $endpos = strpos($unprocessed, "\x00");
419 $genrestring .= '('.substr($unprocessed, 0, $endpos).')';
420 $unprocessed = substr($unprocessed, $endpos + 1);
421 }
422 unset($unprocessed);
423 }
424 if (getid3_id3v1::LookupGenreID($genrestring)) {
425
426 $returnarray['genre'][] = $genrestring;
427
428 } else {
429
430 while (strpos($genrestring, '(') !== false) {
431
432 $startpos = strpos($genrestring, '(');
433 $endpos = strpos($genrestring, ')');
434 if (substr($genrestring, $startpos + 1, 1) == '(') {
435 $genrestring = substr($genrestring, 0, $startpos).substr($genrestring, $startpos + 1);
436 $endpos--;
437 }
438 $element = substr($genrestring, $startpos + 1, $endpos - ($startpos + 1));
439 $genrestring = substr($genrestring, 0, $startpos).substr($genrestring, $endpos + 1);
440 if (getid3_id3v1::LookupGenreName($element)) { // $element is a valid genre id/abbreviation
441
442 if (empty($returnarray['genre']) || !in_array(getid3_id3v1::LookupGenreName($element), $returnarray['genre'])) { // avoid duplicate entires
443 $returnarray['genre'][] = getid3_id3v1::LookupGenreName($element);
444 }
445
446 } else {
447
448 if (empty($returnarray['genre']) || !in_array($element, $returnarray['genre'])) { // avoid duplicate entires
449 $returnarray['genre'][] = $element;
450 }
451
452 }
453 }
454 }
455 if ($genrestring) {
456 if (empty($returnarray['genre']) || !in_array($genrestring, $returnarray['genre'])) { // avoid duplicate entires
457 $returnarray['genre'][] = $genrestring;
458 }
459 }
460
461 return $returnarray;
462 }
getid3_id3v1\LookupGenreID
LookupGenreID($genre, $allowSCMPXextended=false)
Definition: module.tag.id3v1.php:300
getid3_id3v1\LookupGenreName
LookupGenreName($genreid, $allowSCMPXextended=true)
Definition: module.tag.id3v1.php:287

References getid3_id3v1\LookupGenreID(), and getid3_id3v1\LookupGenreName().

Referenced by getid3_id3v2().

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◆ RVA2ChannelTypeLookup()

getid3_id3v2::RVA2ChannelTypeLookup (   $index)

Definition at line 2687 of file module.tag.id3v2.php.

2687 {
2688 static $RVA2ChannelTypeLookup = array(
2689 0x00 => 'Other',
2690 0x01 => 'Master volume',
2691 0x02 => 'Front right',
2692 0x03 => 'Front left',
2693 0x04 => 'Back right',
2694 0x05 => 'Back left',
2695 0x06 => 'Front centre',
2696 0x07 => 'Back centre',
2697 0x08 => 'Subwoofer'
2698 );
2699
2700 return (isset($RVA2ChannelTypeLookup[$index]) ? $RVA2ChannelTypeLookup[$index] : '');
2701 }

Referenced by ParseID3v2Frame().

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◆ SYTLContentTypeLookup()

getid3_id3v2::SYTLContentTypeLookup (   $index)

Definition at line 2625 of file module.tag.id3v2.php.

2625 {
2626 static $SYTLContentTypeLookup = array(
2627 0x00 => 'other',
2628 0x01 => 'lyrics',
2629 0x02 => 'text transcription',
2630 0x03 => 'movement/part name', // (e.g. 'Adagio')
2631 0x04 => 'events', // (e.g. 'Don Quijote enters the stage')
2632 0x05 => 'chord', // (e.g. 'Bb F Fsus')
2633 0x06 => 'trivia/\'pop up\' information',
2634 0x07 => 'URLs to webpages',
2635 0x08 => 'URLs to images'
2636 );
2637
2638 return (isset($SYTLContentTypeLookup[$index]) ? $SYTLContentTypeLookup[$index] : '');
2639 }

Referenced by ParseID3v2Frame().

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◆ TextEncodingNameLookup()

getid3_id3v2::TextEncodingNameLookup (   $encoding)

Definition at line 3061 of file module.tag.id3v2.php.

3061 {
3062 // http://www.id3.org/id3v2.4.0-structure.txt
3063 static $TextEncodingNameLookup = array(0=>'ISO-8859-1', 1=>'UTF-16', 2=>'UTF-16BE', 3=>'UTF-8', 255=>'UTF-16BE');
3064 return (isset($TextEncodingNameLookup[$encoding]) ? $TextEncodingNameLookup[$encoding] : 'ISO-8859-1');
3065 }

Referenced by ParseID3v2Frame().

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◆ TextEncodingTerminatorLookup()

getid3_id3v2::TextEncodingTerminatorLookup (   $encoding)

Definition at line 3048 of file module.tag.id3v2.php.

3048 {
3049 // http://www.id3.org/id3v2.4.0-structure.txt
3050 // Frames that allow different types of text encoding contains a text encoding description byte. Possible encodings:
3051 // $00 ISO-8859-1. Terminated with $00.
3052 // $01 UTF-16 encoded Unicode with BOM. All strings in the same frame SHALL have the same byteorder. Terminated with $00 00.
3053 // $02 UTF-16BE encoded Unicode without BOM. Terminated with $00 00.
3054 // $03 UTF-8 encoded Unicode. Terminated with $00.
3055
3056 static $TextEncodingTerminatorLookup = array(0=>"\x00", 1=>"\x00\x00", 2=>"\x00\x00", 3=>"\x00", 255=>"\x00\x00");
3057
3058 return @$TextEncodingTerminatorLookup[$encoding];
3059 }

Referenced by ParseID3v2Frame().

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The documentation for this class was generated from the following file: