<?php
/////////////////////////////////////////////////////////////////
/// getID3() by James Heinrich <getid3@users.sourceforge.net> //
// available at http://getid3.sourceforge.net ///
/////////////////////////////////////////////////////////////////
// //
// getid3.frames.php - part of getID3() //
// See getid3.readme.txt for more details //
// //
/////////////////////////////////////////////////////////////////
function ID3v2FrameProcessing($frame_name, $frame_flags, &$MP3fileInfo) {
// define $frame_arrayindex once here (used for many frames), override or ignore as neccesary
$frame_arrayindex = count($MP3fileInfo['id3']['id3v2']["$frame_name"]); // 'data', 'datalength'
if (isset($MP3fileInfo['id3']['id3v2']["$frame_name"]['data'])) {
$frame_arrayindex--;
}
if (isset($MP3fileInfo['id3']['id3v2']["$frame_name"]['datalength'])) {
$frame_arrayindex--;
}
if (isset($MP3fileInfo['id3']['id3v2']["$frame_name"]['dataoffset'])) {
$frame_arrayindex--;
}
if (isset($MP3fileInfo['id3']['id3v2']["$frame_name"]['flags'])) {
$frame_arrayindex--;
}
if (isset($MP3fileInfo['id3']['id3v2']["$frame_name"]['timestampformat'])) {
$frame_arrayindex--;
}
if ($MP3fileInfo['id3']['id3v2']['majorversion'] >= 3) { // frame flags are not part of the ID3v2.2 standard
if ($MP3fileInfo['id3']['id3v2']['majorversion'] == 3) {
// Frame Header Flags
// %abc00000 %ijk00000
$MP3fileInfo['id3']['id3v2']["$frame_name"]['flags']['TagAlterPreservation'] = (bool) substr($frame_flags, 0, 1); // a - Tag alter preservation
$MP3fileInfo['id3']['id3v2']["$frame_name"]['flags']['FileAlterPreservation'] = (bool) substr($frame_flags, 1, 1); // b - File alter preservation
$MP3fileInfo['id3']['id3v2']["$frame_name"]['flags']['ReadOnly'] = (bool) substr($frame_flags, 2, 1); // c - Read only
$MP3fileInfo['id3']['id3v2']["$frame_name"]['flags']['compression'] = (bool) substr($frame_flags, 8, 1); // i - Compression
$MP3fileInfo['id3']['id3v2']["$frame_name"]['flags']['Encryption'] = (bool) substr($frame_flags, 9, 1); // j - Encryption
$MP3fileInfo['id3']['id3v2']["$frame_name"]['flags']['GroupingIdentity'] = (bool) substr($frame_flags, 10, 1); // k - Grouping identity
} else if ($MP3fileInfo['id3']['id3v2']['majorversion'] == 4) {
// Frame Header Flags
// %0abc0000 %0h00kmnp
$MP3fileInfo['id3']['id3v2']["$frame_name"]['flags']['TagAlterPreservation'] = (bool) substr($frame_flags, 1, 1); // a - Tag alter preservation
$MP3fileInfo['id3']['id3v2']["$frame_name"]['flags']['FileAlterPreservation'] = (bool) substr($frame_flags, 2, 1); // b - File alter preservation
$MP3fileInfo['id3']['id3v2']["$frame_name"]['flags']['ReadOnly'] = (bool) substr($frame_flags, 3, 1); // c - Read only
$MP3fileInfo['id3']['id3v2']["$frame_name"]['flags']['GroupingIdentity'] = (bool) substr($frame_flags, 9, 1); // h - Grouping identity
$MP3fileInfo['id3']['id3v2']["$frame_name"]['flags']['compression'] = (bool) substr($frame_flags, 12, 1); // k - Compression
$MP3fileInfo['id3']['id3v2']["$frame_name"]['flags']['Encryption'] = (bool) substr($frame_flags, 13, 1); // m - Encryption
$MP3fileInfo['id3']['id3v2']["$frame_name"]['flags']['Unsynchronisation'] = (bool) substr($frame_flags, 14, 1); // n - Unsynchronisation
$MP3fileInfo['id3']['id3v2']["$frame_name"]['flags']['DataLengthIndicator'] = (bool) substr($frame_flags, 15, 1); // p - Data length indicator
}
// Frame-level de-unsynchronization - ID3v2.4
if (isset($MP3fileInfo['id3']['id3v2']["$frame_name"]['flags']['Unsynchronisation'])) {
$MP3fileInfo['id3']['id3v2']["$frame_name"]['data'] = DeUnSynchronise($MP3fileInfo['id3']['id3v2']["$frame_name"]['data']);
}
// Frame-level de-compression
if (isset($MP3fileInfo['id3']['id3v2']["$frame_name"]['flags']['compression'])) {
// it's on the wishlist :)
}
}
if ((($MP3fileInfo['id3']['id3v2']['majorversion'] >= 3) && ($frame_name == 'UFID')) || // 4.1 UFID Unique file identifier
(($MP3fileInfo['id3']['id3v2']['majorversion'] == 2) && ($frame_name == 'UFI'))) { // 4.1 UFI Unique file identifier
// There may be more than one 'UFID' frame in a tag,
// but only one with the same 'Owner identifier'.
// <Header for 'Unique file identifier', ID: 'UFID'>
// Owner identifier <text string> $00
// Identifier <up to 64 bytes binary data>
$frame_terminatorpos = strpos($MP3fileInfo['id3']['id3v2']["$frame_name"]['data'], chr(0));
$frame_idstring = substr($MP3fileInfo['id3']['id3v2']["$frame_name"]['data'], 0, $frame_terminatorpos);
$MP3fileInfo['id3']['id3v2']["$frame_name"]["$frame_arrayindex"]['ownerid'] = $frame_idstring;
$MP3fileInfo['id3']['id3v2']["$frame_name"]["$frame_arrayindex"]['data'] = substr($MP3fileInfo['id3']['id3v2']["$frame_name"]['data'], $frame_terminatorpos + strlen(chr(0)));
if ($MP3fileInfo['id3']['id3v2']['majorversion'] >= 3) {
$MP3fileInfo['id3']['id3v2']["$frame_name"]["$frame_arrayindex"]['flags'] = $MP3fileInfo['id3']['id3v2']["$frame_name"]['flags'];
unset($MP3fileInfo['id3']['id3v2']["$frame_name"]['flags']);
}
$MP3fileInfo['id3']['id3v2']["$frame_name"]["$frame_arrayindex"]['framenamelong'] = FrameNameLongLookup($frame_name);
unset($MP3fileInfo['id3']['id3v2']["$frame_name"]['data']);
$MP3fileInfo['id3']['id3v2']["$frame_name"]["$frame_arrayindex"]['datalength'] = $MP3fileInfo['id3']['id3v2']["$frame_name"]['datalength'];
unset($MP3fileInfo['id3']['id3v2']["$frame_name"]['datalength']);
$MP3fileInfo['id3']['id3v2']["$frame_name"]["$frame_arrayindex"]['dataoffset'] = $MP3fileInfo['id3']['id3v2']["$frame_name"]['dataoffset'];
unset($MP3fileInfo['id3']['id3v2']["$frame_name"]['dataoffset']);
} else if ((($MP3fileInfo['id3']['id3v2']['majorversion'] >= 3) && ($frame_name == 'TXXX')) || // 4.2.2 TXXX User defined text information frame
(($MP3fileInfo['id3']['id3v2']['majorversion'] == 2) && ($frame_name == 'TXX'))) { // 4.2.2 TXX User defined text information frame
// There may be more than one 'TXXX' frame in each tag,
// but only one with the same description.
// <Header for 'User defined text information frame', ID: 'TXXX'>
// Text encoding $xx
// Description <text string according to encoding> $00 (00)
// Value <text string according to encoding>
$frame_offset = 0;
$frame_textencoding = ord(substr($MP3fileInfo['id3']['id3v2']["$frame_name"]['data'], $frame_offset++, 1));
$frame_terminatorpos = strpos($MP3fileInfo['id3']['id3v2']["$frame_name"]['data'], TextEncodingLookup('terminator', $frame_textencoding), $frame_offset);
if (ord(substr($MP3fileInfo['id3']['id3v2']["$frame_name"]['data'], $frame_terminatorpos + strlen(TextEncodingLookup('terminator', $frame_textencoding)), 1)) === 0) {
$frame_terminatorpos++; // strpos() fooled because 2nd byte of Unicode chars are often 0x00
}
$frame_description = substr($MP3fileInfo['id3']['id3v2']["$frame_name"]['data'], $frame_offset, $frame_terminatorpos - $frame_offset);
if (ord($frame_description) === 0) {
$frame_description = '';
}
$MP3fileInfo['id3']['id3v2']["$frame_name"]["$frame_arrayindex"]['encodingid'] = $frame_textencoding;
$MP3fileInfo['id3']['id3v2']["$frame_name"]["$frame_arrayindex"]['encoding'] = TextEncodingLookup('encoding', $frame_textencoding);
if ($MP3fileInfo['id3']['id3v2']['majorversion'] >= 3) {
$MP3fileInfo['id3']['id3v2']["$frame_name"]["$frame_arrayindex"]['flags'] = $MP3fileInfo['id3']['id3v2']["$frame_name"]['flags'];
}
$MP3fileInfo['id3']['id3v2']["$frame_name"]["$frame_arrayindex"]['description'] = $frame_description;
if (!isset($MP3fileInfo['id3']['id3v2']["$frame_name"]["$frame_arrayindex"]['flags']['compression']) || ($MP3fileInfo['id3']['id3v2']["$frame_name"]["$frame_arrayindex"]['flags']['compression'] === FALSE)) {
$MP3fileInfo['id3']['id3v2']["$frame_name"]["$frame_arrayindex"]['asciidescription'] = RoughTranslateUnicodeToASCII($frame_description, $frame_textencoding);
}
$MP3fileInfo['id3']['id3v2']["$frame_name"]["$frame_arrayindex"]['data'] = substr($MP3fileInfo['id3']['id3v2']["$frame_name"]['data'], $frame_terminatorpos + strlen(TextEncodingLookup('terminator', $frame_textencoding)));
if (!isset($MP3fileInfo['id3']['id3v2']["$frame_name"]["$frame_arrayindex"]['flags']['compression']) || ($MP3fileInfo['id3']['id3v2']["$frame_name"]["$frame_arrayindex"]['flags']['compression'] === FALSE)) {
$MP3fileInfo['id3']['id3v2']["$frame_name"]["$frame_arrayindex"]['asciidata'] = RoughTranslateUnicodeToASCII($MP3fileInfo['id3']['id3v2']["$frame_name"]["$frame_arrayindex"]['data'], $frame_textencoding);
}
if ($MP3fileInfo['id3']['id3v2']['majorversion'] >= 3) {
unset($MP3fileInfo['id3']['id3v2']["$frame_name"]['flags']);
}
$MP3fileInfo['id3']['id3v2']["$frame_name"]["$frame_arrayindex"]['framenamelong'] = FrameNameLongLookup($frame_name);
unset($MP3fileInfo['id3']['id3v2']["$frame_name"]['data']);
$MP3fileInfo['id3']['id3v2']["$frame_name"]["$frame_arrayindex"]['datalength'] = $MP3fileInfo['id3']['id3v2']["$frame_name"]['datalength'];
unset($MP3fileInfo['id3']['id3v2']["$frame_name"]['datalength']);
$MP3fileInfo['id3']['id3v2']["$frame_name"]["$frame_arrayindex"]['dataoffset'] = $MP3fileInfo['id3']['id3v2']["$frame_name"]['dataoffset'];
unset($MP3fileInfo['id3']['id3v2']["$frame_name"]['dataoffset']);
} else if ($frame_name{0} == 'T') { // 4.2. T??[?] Text information frame
// There may only be one text information frame of its kind in an tag.
// <Header for 'Text information frame', ID: 'T000' - 'TZZZ',
// excluding 'TXXX' described in 4.2.6.>
// Text encoding $xx
// Information <text string(s) according to encoding>
$frame_offset = 0;
$frame_textencoding = ord(substr($MP3fileInfo['id3']['id3v2']["$frame_name"]['data'], $frame_offset++, 1));
// $MP3fileInfo['id3']['id3v2']["$frame_name"]['data'] = substr($MP3fileInfo['id3']['id3v2']["$frame_name"]['data'], $frame_offset);
// this one-line method should work, but as a safeguard against null-padded data, do it the safe way
$frame_terminatorpos = strpos($MP3fileInfo['id3']['id3v2']["$frame_name"]['data'], TextEncodingLookup('terminator', $frame_textencoding), $frame_offset);
if (ord(substr($MP3fileInfo['id3']['id3v2']["$frame_name"]['data'], $frame_terminatorpos + strlen(TextEncodingLookup('terminator', $frame_textencoding)), 1)) === 0) {
$frame_terminatorpos++; // strpos() fooled because 2nd byte of Unicode chars are often 0x00
}
if ($frame_terminatorpos) {
// there are null bytes after the data - this is not according to spec
// only use data up to first null byte
$MP3fileInfo['id3']['id3v2']["$frame_name"]['data'] = substr($MP3fileInfo['id3']['id3v2']["$frame_name"]['data'], $frame_offset, $frame_terminatorpos - $frame_offset);
} else {
// no null bytes following data, just use all data
$MP3fileInfo['id3']['id3v2']["$frame_name"]['data'] = substr($MP3fileInfo['id3']['id3v2']["$frame_name"]['data'], $frame_offset);
}
if (!isset($MP3fileInfo['id3']['id3v2']["$frame_name"]['flags']['compression']) || !$MP3fileInfo['id3']['id3v2']["$frame_name"]['flags']['compression']) {
$MP3fileInfo['id3']['id3v2']["$frame_name"]['asciidata'] = RoughTranslateUnicodeToASCII($MP3fileInfo['id3']['id3v2']["$frame_name"]['data'], $frame_textencoding);
}
$MP3fileInfo['id3']['id3v2']["$frame_name"]['encodingid'] = $frame_textencoding;
$MP3fileInfo['id3']['id3v2']["$frame_name"]['encoding'] = TextEncodingLookup('encoding', $frame_textencoding);
$MP3fileInfo['id3']['id3v2']["$frame_name"]['framenamelong'] = FrameNameLongLookup($frame_name);
} else if ((($MP3fileInfo['id3']['id3v2']['majorversion'] >= 3) && ($frame_name == 'WXXX')) || // 4.3.2 WXXX User defined URL link frame
(($MP3fileInfo['id3']['id3v2']['majorversion'] == 2) && ($frame_name == 'WXX'))) { // 4.3.2 WXX User defined URL link frame
// There may be more than one 'WXXX' frame in each tag,
// but only one with the same description
// <Header for 'User defined URL link frame', ID: 'WXXX'>
// Text encoding $xx
// Description <text string according to encoding> $00 (00)
// URL <text string>
$frame_offset = 0;
$frame_textencoding = ord(substr($MP3fileInfo['id3']['id3v2']["$frame_name"]['data'], $frame_offset++, 1));
$frame_terminatorpos = strpos($MP3fileInfo['id3']['id3v2']["$frame_name"]['data'], TextEncodingLookup('terminator', $frame_textencoding), $frame_offset);
if (ord(substr($MP3fileInfo['id3']['id3v2']["$frame_name"]['data'], $frame_terminatorpos + strlen(TextEncodingLookup('terminator', $frame_textencoding)), 1)) === 0) {
$frame_terminatorpos++; // strpos() fooled because 2nd byte of Unicode chars are often 0x00
}
$frame_description = substr($MP3fileInfo['id3']['id3v2']["$frame_name"]['data'], $frame_offset, $frame_terminatorpos - $frame_offset);
if (ord($frame_description) === 0) {
$frame_description = '';
}
$MP3fileInfo['id3']['id3v2']["$frame_name"]['data'] = substr($MP3fileInfo['id3']['id3v2']["$frame_name"]['data'], $frame_terminatorpos + strlen(TextEncodingLookup('terminator', $frame_textencoding)));
$frame_terminatorpos = strpos($MP3fileInfo['id3']['id3v2']["$frame_name"]['data'], TextEncodingLookup('terminator', $frame_textencoding));
if (ord(substr($MP3fileInfo['id3']['id3v2']["$frame_name"]['data'], $frame_terminatorpos + strlen(TextEncodingLookup('terminator', $frame_textencoding)), 1)) === 0) {
$frame_terminatorpos++; // strpos() fooled because 2nd byte of Unicode chars are often 0x00
}
if ($frame_terminatorpos) {
// there are null bytes after the data - this is not according to spec
// only use data up to first null byte
$frame_urldata = substr($MP3fileInfo['id3']['id3v2']["$frame_name"]['data'], 0, $frame_terminatorpos);
} else {
// no null bytes following data, just use all data
$frame_urldata = $MP3fileInfo['id3']['id3v2']["$frame_name"]['data'];
}
if ($MP3fileInfo['id3']['id3v2']['majorversion'] >= 3) {
$MP3fileInfo['id3']['id3v2']["$frame_name"]["$frame_arrayindex"]['flags'] = $MP3fileInfo['id3']['id3v2']["$frame_name"]['flags'];
unset($MP3fileInfo['id3']['id3v2']["$frame_name"]['flags']);
}
$MP3fileInfo['id3']['id3v2']["$frame_name"]["$frame_arrayindex"]['encodingid'] = $frame_textencoding;
$MP3fileInfo['id3']['id3v2']["$frame_name"]["$frame_arrayindex"]['encoding'] = TextEncodingLookup('encoding', $frame_textencoding);
$MP3fileInfo['id3']['id3v2']["$frame_name"]["$frame_arrayindex"]['url'] = $frame_urldata;
$MP3fileInfo['id3']['id3v2']["$frame_name"]["$frame_arrayindex"]['description'] = $frame_description;
if (!isset($MP3fileInfo['id3']['id3v2']["$frame_name"]["$frame_arrayindex"]['flags']['compression']) || ($MP3fileInfo['id3']['id3v2']["$frame_name"]["$frame_arrayindex"]['flags']['compression'] === FALSE)) {
$MP3fileInfo['id3']['id3v2']["$frame_name"]["$frame_arrayindex"]['asciidescription'] = RoughTranslateUnicodeToASCII($frame_description, $frame_textencoding);
}
$MP3fileInfo['id3']['id3v2']["$frame_name"]["$frame_arrayindex"]['framenamelong'] = FrameNameLongLookup($frame_name);
unset($MP3fileInfo['id3']['id3v2']["$frame_name"]['data']);
$MP3fileInfo['id3']['id3v2']["$frame_name"]["$frame_arrayindex"]['datalength'] = $MP3fileInfo['id3']['id3v2']["$frame_name"]['datalength'];
unset($MP3fileInfo['id3']['id3v2']["$frame_name"]['datalength']);
$MP3fileInfo['id3']['id3v2']["$frame_name"]["$frame_arrayindex"]['dataoffset'] = $MP3fileInfo['id3']['id3v2']["$frame_name"]['dataoffset'];
unset($MP3fileInfo['id3']['id3v2']["$frame_name"]['dataoffset']);
} else if ($frame_name{0} == 'W') { // 4.3. W??? URL link frames
// There may only be one URL link frame of its kind in a tag,
// except when stated otherwise in the frame description
// <Header for 'URL link frame', ID: 'W000' - 'WZZZ', excluding 'WXXX'
// described in 4.3.2.>
// URL <text string>
$MP3fileInfo['id3']['id3v2']["$frame_name"]["$frame_arrayindex"]['url'] = trim($MP3fileInfo['id3']['id3v2']["$frame_name"]['data']);
if ($MP3fileInfo['id3']['id3v2']['majorversion'] >= 3) {
$MP3fileInfo['id3']['id3v2']["$frame_name"]["$frame_arrayindex"]['flags'] = $MP3fileInfo['id3']['id3v2']["$frame_name"]['flags'];
unset($MP3fileInfo['id3']['id3v2']["$frame_name"]['flags']);
}
$MP3fileInfo['id3']['id3v2']["$frame_name"]["$frame_arrayindex"]['framenamelong'] = FrameNameLongLookup($frame_name);
unset($MP3fileInfo['id3']['id3v2']["$frame_name"]['data']);
$MP3fileInfo['id3']['id3v2']["$frame_name"]["$frame_arrayindex"]['datalength'] = $MP3fileInfo['id3']['id3v2']["$frame_name"]['datalength'];
unset($MP3fileInfo['id3']['id3v2']["$frame_name"]['datalength']);
$MP3fileInfo['id3']['id3v2']["$frame_name"]["$frame_arrayindex"]['dataoffset'] = $MP3fileInfo['id3']['id3v2']["$frame_name"]['dataoffset'];
unset($MP3fileInfo['id3']['id3v2']["$frame_name"]['dataoffset']);
} else if ((($MP3fileInfo['id3']['id3v2']['majorversion'] == 3) && ($frame_name == 'IPLS')) || // 4.4 IPLS Involved people list (ID3v2.3 only)
(($MP3fileInfo['id3']['id3v2']['majorversion'] == 2) && ($frame_name == 'IPL'))) { // 4.4 IPL Involved people list (ID3v2.2 only)
// There may only be one 'IPL' frame in each tag
// <Header for 'User defined URL link frame', ID: 'IPL'>
// Text encoding $xx
// People list strings <textstrings>
$frame_offset = 0;
$frame_textencoding = ord(substr($MP3fileInfo['id3']['id3v2']["$frame_name"]['data'], $frame_offset++, 1));
$MP3fileInfo['id3']['id3v2']["$frame_name"]['encodingid'] = $frame_textencoding;
$MP3fileInfo['id3']['id3v2']["$frame_name"]['encoding'] = TextEncodingLookup('encoding', $MP3fileInfo['id3']['id3v2']["$frame_name"]['encodingid']);
$MP3fileInfo['id3']['id3v2']["$frame_name"]['data'] = substr($MP3fileInfo['id3']['id3v2']["$frame_name"]['data'], $frame_offset);
$MP3fileInfo['id3']['id3v2']["$frame_name"]['asciidata'] = RoughTranslateUnicodeToASCII($MP3fileInfo['id3']['id3v2']["$frame_name"]['data'], $frame_textencoding);
$MP3fileInfo['id3']['id3v2']["$frame_name"]['framenamelong'] = FrameNameLongLookup($frame_name);
} else if ((($MP3fileInfo['id3']['id3v2']['majorversion'] >= 3) && ($frame_name == 'MCDI')) || // 4.4 MCDI Music CD identifier
(($MP3fileInfo['id3']['id3v2']['majorversion'] == 2) && ($frame_name == 'MCI'))) { // 4.5 MCI Music CD identifier
// There may only be one 'MCDI' frame in each tag
// <Header for 'Music CD identifier', ID: 'MCDI'>
// CD TOC <binary data>
$MP3fileInfo['id3']['id3v2']["$frame_name"]['framenamelong'] = FrameNameLongLookup($frame_name);
// no other special processing needed
} else if ((($MP3fileInfo['id3']['id3v2']['majorversion'] >= 3) && ($frame_name == 'ETCO')) || // 4.5 ETCO Event timing codes
(($MP3fileInfo['id3']['id3v2']['majorversion'] == 2) && ($frame_name == 'ETC'))) { // 4.6 ETC Event timing codes
// There may only be one 'ETCO' frame in each tag
// <Header for 'Event timing codes', ID: 'ETCO'>
// Time stamp format $xx
// Where time stamp format is:
// $01 (32-bit value) MPEG frames from beginning of file
// $02 (32-bit value) milliseconds from beginning of file
// Followed by a list of key events in the following format:
// Type of event $xx
// Time stamp $xx (xx ...)
// The 'Time stamp' is set to zero if directly at the beginning of the sound
// or after the previous event. All events MUST be sorted in chronological order.
$frame_offset = 0;
$MP3fileInfo['id3']['id3v2']["$frame_name"]['timestampformat'] = ord(substr($MP3fileInfo['id3']['id3v2']["$frame_name"]['data'], $frame_offset++, 1));
while ($frame_offset < strlen($MP3fileInfo['id3']['id3v2']["$frame_name"]['data'])) {
$MP3fileInfo['id3']['id3v2']["$frame_name"]["$frame_arrayindex"]['typeid'] = substr($MP3fileInfo['id3']['id3v2']["$frame_name"]['data'], $frame_offset++, 1);
$MP3fileInfo['id3']['id3v2']["$frame_name"]["$frame_arrayindex"]['type'] = ETCOEventLookup($MP3fileInfo['id3']['id3v2']["$frame_name"]["$frame_arrayindex"]['typeid']);
$MP3fileInfo['id3']['id3v2']["$frame_name"]["$frame_arrayindex"]['timestamp'] = BigEndian2Int(substr($MP3fileInfo['id3']['id3v2']["$frame_name"]['data'], $frame_offset, 4));
$frame_offset += 4;
}
if ($MP3fileInfo['id3']['id3v2']['majorversion'] >= 3) {
unset($MP3fileInfo['id3']['id3v2']["$frame_name"]['flags']);
}
$MP3fileInfo['id3']['id3v2']["$frame_name"]["$frame_arrayindex"]['framenamelong'] = FrameNameLongLookup($frame_name);
unset($MP3fileInfo['id3']['id3v2']["$frame_name"]['data']);
$MP3fileInfo['id3']['id3v2']["$frame_name"]["$frame_arrayindex"]['datalength'] = $MP3fileInfo['id3']['id3v2']["$frame_name"]['datalength'];
unset($MP3fileInfo['id3']['id3v2']["$frame_name"]['datalength']);
$MP3fileInfo['id3']['id3v2']["$frame_name"]["$frame_arrayindex"]['dataoffset'] = $MP3fileInfo['id3']['id3v2']["$frame_name"]['dataoffset'];
unset($MP3fileInfo['id3']['id3v2']["$frame_name"]['dataoffset']);
} else if ((($MP3fileInfo['id3']['id3v2']['majorversion'] >= 3) && ($frame_name == 'MLLT')) || // 4.6 MLLT MPEG location lookup table
(($MP3fileInfo['id3']['id3v2']['majorversion'] == 2) && ($frame_name == 'MLL'))) { // 4.7 MLL MPEG location lookup table
// There may only be one 'MLLT' frame in each tag
// <Header for 'Location lookup table', ID: 'MLLT'>
// MPEG frames between reference $xx xx
// Bytes between reference $xx xx xx
// Milliseconds between reference $xx xx xx
// Bits for bytes deviation $xx
// Bits for milliseconds dev. $xx
// Then for every reference the following data is included;
// Deviation in bytes %xxx....
// Deviation in milliseconds %xxx....
$frame_offset = 0;
$MP3fileInfo['id3']['id3v2']["$frame_name"]['framesbetweenreferences'] = BigEndian2Int(substr($MP3fileInfo['id3']['id3v2']["$frame_name"]['data'], 0, 2));
$MP3fileInfo['id3']['id3v2']["$frame_name"]['bytesbetweenreferences'] = BigEndian2Int(substr($MP3fileInfo['id3']['id3v2']["$frame_name"]['data'], 2, 3));
$MP3fileInfo['id3']['id3v2']["$frame_name"]['msbetweenreferences'] = BigEndian2Int(substr($MP3fileInfo['id3']['id3v2']["$frame_name"]['data'], 5, 3));
$MP3fileInfo['id3']['id3v2']["$frame_name"]['bitsforbytesdeviation'] = BigEndian2Int(substr($MP3fileInfo['id3']['id3v2']["$frame_name"]['data'], 8, 1));
$MP3fileInfo['id3']['id3v2']["$frame_name"]['bitsformsdeviation'] = BigEndian2Int(substr($MP3fileInfo['id3']['id3v2']["$frame_name"]['data'], 9, 1));
$MP3fileInfo['id3']['id3v2']["$frame_name"]['data'] = substr($MP3fileInfo['id3']['id3v2']["$frame_name"]['data'], 10);
while ($frame_offset < strlen($MP3fileInfo['id3']['id3v2']["$frame_name"]['data'])) {
$deviationbitstream .= BigEndian2Bin(substr($MP3fileInfo['id3']['id3v2']["$frame_name"]['data'], $frame_offset++, 1));
}
while (strlen($deviationbitstream)) {
$MP3fileInfo['id3']['id3v2']["$frame_name"]["$frame_arrayindex"]['bytedeviation'] = bindec(substr($deviationbitstream, 0, $MP3fileInfo['id3']['id3v2']["$frame_name"]['bitsforbytesdeviation']));
$MP3fileInfo['id3']['id3v2']["$frame_name"]["$frame_arrayindex"]['msdeviation'] = bindec(substr($deviationbitstream, $MP3fileInfo['id3']['id3v2']["$frame_name"]['bitsforbytesdeviation'], $MP3fileInfo['id3']['id3v2']["$frame_name"]['bitsformsdeviation']));
$deviationbitstream = substr($deviationbitstream, $MP3fileInfo['id3']['id3v2']["$frame_name"]['bitsforbytesdeviation'] + $MP3fileInfo['id3']['id3v2']["$frame_name"]['bitsformsdeviation']);
$frame_arrayindex++;
}
$MP3fileInfo['id3']['id3v2']["$frame_name"]["$frame_arrayindex"]['framenamelong'] = FrameNameLongLookup($frame_name);
unset($MP3fileInfo['id3']['id3v2']["$frame_name"]['data']);
$MP3fileInfo['id3']['id3v2']["$frame_name"]["$frame_arrayindex"]['datalength'] = $MP3fileInfo['id3']['id3v2']["$frame_name"]['datalength'];
unset($MP3fileInfo['id3']['id3v2']["$frame_name"]['datalength']);
$MP3fileInfo['id3']['id3v2']["$frame_name"]["$frame_arrayindex"]['dataoffset'] = $MP3fileInfo['id3']['id3v2']["$frame_name"]['dataoffset'];
unset($MP3fileInfo['id3']['id3v2']["$frame_name"]['dataoffset']);
} else if ((($MP3fileInfo['id3']['id3v2']['majorversion'] >= 3) && ($frame_name == 'SYTC')) || // 4.7 SYTC Synchronised tempo codes
(($MP3fileInfo['id3']['id3v2']['majorversion'] == 2) && ($frame_name == 'STC'))) { // 4.8 STC Synchronised tempo codes
// There may only be one 'SYTC' frame in each tag
// <Header for 'Synchronised tempo codes', ID: 'SYTC'>
// Time stamp format $xx
// Tempo data <binary data>
// Where time stamp format is:
// $01 (32-bit value) MPEG frames from beginning of file
// $02 (32-bit value) milliseconds from beginning of file
$frame_offset = 0;
$MP3fileInfo['id3']['id3v2']["$frame_name"]['timestampformat'] = ord(substr($MP3fileInfo['id3']['id3v2']["$frame_name"]['data'], $frame_offset++, 1));
while ($frame_offset < strlen($MP3fileInfo['id3']['id3v2']["$frame_name"]['data'])) {
$MP3fileInfo['id3']['id3v2']["$frame_name"]["$frame_arrayindex"]['tempo'] = ord(substr($MP3fileInfo['id3']['id3v2']["$frame_name"]['data'], $frame_offset++, 1));
if ($MP3fileInfo['id3']['id3v2']["$frame_name"]["$frame_arrayindex"]['tempo'] == 255) {
$MP3fileInfo['id3']['id3v2']["$frame_name"]["$frame_arrayindex"]['tempo'] += ord(substr($MP3fileInfo['id3']['id3v2']["$frame_name"]['data'], $frame_offset++, 1));
}
$MP3fileInfo['id3']['id3v2']["$frame_name"]["$frame_arrayindex"]['timestamp'] = BigEndian2Int(substr($MP3fileInfo['id3']['id3v2']["$frame_name"]['data'], $frame_offset, 4));
$frame_offset += 4;
$frame_arrayindex++;
}
$MP3fileInfo['id3']['id3v2']["$frame_name"]["$frame_arrayindex"]['framenamelong'] = FrameNameLongLookup($frame_name);
unset($MP3fileInfo['id3']['id3v2']["$frame_name"]['data']);
$MP3fileInfo['id3']['id3v2']["$frame_name"]["$frame_arrayindex"]['datalength'] = $MP3fileInfo['id3']['id3v2']["$frame_name"]['datalength'];
unset($MP3fileInfo['id3']['id3v2']["$frame_name"]['datalength']);
$MP3fileInfo['id3']['id3v2']["$frame_name"]["$frame_arrayindex"]['dataoffset'] = $MP3fileInfo['id3']['id3v2']["$frame_name"]['dataoffset'];
unset($MP3fileInfo['id3']['id3v2']["$frame_name"]['dataoffset']);
} else if ((($MP3fileInfo['id3']['id3v2']['majorversion'] >= 3) && ($frame_name == 'USLT')) || // 4.8 USLT Unsynchronised lyric/text transcription
(($MP3fileInfo['id3']['id3v2']['majorversion'] == 2) && ($frame_name == 'ULT'))) { // 4.9 ULT Unsynchronised lyric/text transcription
// There may be more than one 'Unsynchronised lyrics/text transcription' frame
// in each tag, but only one with the same language and content descriptor.
// <Header for 'Unsynchronised lyrics/text transcription', ID: 'USLT'>
// Text encoding $xx
// Language $xx xx xx
// Content descriptor <text string according to encoding> $00 (00)
// Lyrics/text <full text string according to encoding>
$frame_offset = 0;
$frame_textencoding = ord(substr($MP3fileInfo['id3']['id3v2']["$frame_name"]['data'], $frame_offset++, 1));
$frame_language = substr($MP3fileInfo['id3']['id3v2']["$frame_name"]['data'], $frame_offset, 3);
$frame_offset += 3;
$frame_terminatorpos = strpos($MP3fileInfo['id3']['id3v2']["$frame_name"]['data'], TextEncodingLookup('terminator', $frame_textencoding), $frame_offset);
if (ord(substr($MP3fileInfo['id3']['id3v2']["$frame_name"]['data'], $frame_terminatorpos + strlen(TextEncodingLookup('terminator', $frame_textencoding)), 1)) === 0) {
$frame_terminatorpos++; // strpos() fooled because 2nd byte of Unicode chars are often 0x00
}
$frame_description = substr($MP3fileInfo['id3']['id3v2']["$frame_name"]['data'], $frame_offset, $frame_terminatorpos - $frame_offset);
if (ord($frame_description) === 0) {
$frame_description = '';
}
$MP3fileInfo['id3']['id3v2']["$frame_name"]['data'] = substr($MP3fileInfo['id3']['id3v2']["$frame_name"]['data'], $frame_terminatorpos + strlen(TextEncodingLookup('terminator', $frame_textencoding)));
$MP3fileInfo['id3']['id3v2']["$frame_name"]["$frame_arrayindex"]['encodingid'] = $frame_textencoding;
$MP3fileInfo['id3']['id3v2']["$frame_name"]["$frame_arrayindex"]['encoding'] = TextEncodingLookup('encoding', $frame_textencoding);
$MP3fileInfo['id3']['id3v2']["$frame_name"]["$frame_arrayindex"]['data'] = $MP3fileInfo['id3']['id3v2']["$frame_name"]['data'];
$MP3fileInfo['id3']['id3v2']["$frame_name"]["$frame_arrayindex"]['language'] = $frame_language;
$MP3fileInfo['id3']['id3v2']["$frame_name"]["$frame_arrayindex"]['languagename'] = LanguageLookup($frame_language, FALSE);
$MP3fileInfo['id3']['id3v2']["$frame_name"]["$frame_arrayindex"]['description'] = $frame_description;
if (!isset($MP3fileInfo['id3']['id3v2']["$frame_name"]["$frame_arrayindex"]['flags']['compression']) || ($MP3fileInfo['id3']['id3v2']["$frame_name"]["$frame_arrayindex"]['flags']['compression'] === FALSE)) {
$MP3fileInfo['id3']['id3v2']["$frame_name"]["$frame_arrayindex"]['asciidescription'] = RoughTranslateUnicodeToASCII($MP3fileInfo['id3']['id3v2']["$frame_name"]["$frame_arrayindex"]['description'], $frame_textencoding);
}
if ($MP3fileInfo['id3']['id3v2']['majorversion'] >= 3) {
$MP3fileInfo['id3']['id3v2']["$frame_name"]["$frame_arrayindex"]['flags'] = $MP3fileInfo['id3']['id3v2']["$frame_name"]['flags'];
unset($MP3fileInfo['id3']['id3v2']["$frame_name"]['flags']);
}
if (!isset($MP3fileInfo['id3']['id3v2']["$frame_name"]["$frame_arrayindex"]['flags']['compression']) || ($MP3fileInfo['id3']['id3v2']["$frame_name"]["$frame_arrayindex"]['flags']['compression'] === FALSE)) {
$MP3fileInfo['id3']['id3v2']["$frame_name"]["$frame_arrayindex"]['asciidata'] = RoughTranslateUnicodeToASCII($MP3fileInfo['id3']['id3v2']["$frame_name"]["$frame_arrayindex"]['data'], $frame_textencoding);
}
$MP3fileInfo['id3']['id3v2']["$frame_name"]["$frame_arrayindex"]['framenamelong'] = FrameNameLongLookup($frame_name);
unset($MP3fileInfo['id3']['id3v2']["$frame_name"]['data']);
$MP3fileInfo['id3']['id3v2']["$frame_name"]["$frame_arrayindex"]['datalength'] = $MP3fileInfo['id3']['id3v2']["$frame_name"]['datalength'];
unset($MP3fileInfo['id3']['id3v2']["$frame_name"]['datalength']);
$MP3fileInfo['id3']['id3v2']["$frame_name"]["$frame_arrayindex"]['dataoffset'] = $MP3fileInfo['id3']['id3v2']["$frame_name"]['dataoffset'];
unset($MP3fileInfo['id3']['id3v2']["$frame_name"]['dataoffset']);
} else if ((($MP3fileInfo['id3']['id3v2']['majorversion'] >= 3) && ($frame_name == 'SYLT')) || // 4.9 SYLT Synchronised lyric/text
(($MP3fileInfo['id3']['id3v2']['majorversion'] == 2) && ($frame_name == 'SLT'))) { // 4.10 SLT Synchronised lyric/text
// There may be more than one 'SYLT' frame in each tag,
// but only one with the same language and content descriptor.
// <Header for 'Synchronised lyrics/text', ID: 'SYLT'>
// Text encoding $xx
// Language $xx xx xx
// Time stamp format $xx
// $01 (32-bit value) MPEG frames from beginning of file
// $02 (32-bit value) milliseconds from beginning of file
// Content type $xx
// Content descriptor <text string according to encoding> $00 (00)
// Terminated text to be synced (typically a syllable)
// Sync identifier (terminator to above string) $00 (00)
// Time stamp $xx (xx ...)
$frame_offset = 0;
$frame_textencoding = ord(substr($MP3fileInfo['id3']['id3v2']["$frame_name"]['data'], $frame_offset++, 1));
$frame_language = substr($MP3fileInfo['id3']['id3v2']["$frame_name"]['data'], $frame_offset, 3);
$frame_offset += 3;
$MP3fileInfo['id3']['id3v2']["$frame_name"]["$frame_arrayindex"]['timestampformat'] = ord(substr($MP3fileInfo['id3']['id3v2']["$frame_name"]['data'], $frame_offset++, 1));
$MP3fileInfo['id3']['id3v2']["$frame_name"]["$frame_arrayindex"]['contenttypeid'] = ord(substr($MP3fileInfo['id3']['id3v2']["$frame_name"]['data'], $frame_offset++, 1));
$MP3fileInfo['id3']['id3v2']["$frame_name"]["$frame_arrayindex"]['contenttype'] = SYTLContentTypeLookup($MP3fileInfo['id3']['id3v2']["$frame_name"]["$frame_arrayindex"]['contenttypeid']);
$MP3fileInfo['id3']['id3v2']["$frame_name"]["$frame_arrayindex"]['encodingid'] = $frame_textencoding;
$MP3fileInfo['id3']['id3v2']["$frame_name"]["$frame_arrayindex"]['encoding'] = TextEncodingLookup('encoding', $frame_textencoding);
$MP3fileInfo['id3']['id3v2']["$frame_name"]["$frame_arrayindex"]['language'] = $frame_language;
$MP3fileInfo['id3']['id3v2']["$frame_name"]["$frame_arrayindex"]['languagename'] = LanguageLookup($frame_language, FALSE);
if ($MP3fileInfo['id3']['id3v2']['majorversion'] >= 3) {
$MP3fileInfo['id3']['id3v2']["$frame_name"]["$frame_arrayindex"]['flags'] = $MP3fileInfo['id3']['id3v2']["$frame_name"]['flags'];
unset($MP3fileInfo['id3']['id3v2']["$frame_name"]['flags']);
}
$timestampindex = 0;
$frame_remainingdata = substr($MP3fileInfo['id3']['id3v2']["$frame_name"]['data'], $frame_offset);
while (strlen($frame_remainingdata)) {
$frame_offset = 0;
$frame_terminatorpos = strpos($frame_remainingdata, TextEncodingLookup('terminator', $frame_textencoding));
if ($frame_terminatorpos === FALSE) {
$frame_remainingdata = '';
} else {
if (ord(substr($frame_remainingdata, $frame_terminatorpos + strlen(TextEncodingLookup('terminator', $frame_textencoding)), 1)) === 0) {
$frame_terminatorpos++; // strpos() fooled because 2nd byte of Unicode chars are often 0x00
}
$MP3fileInfo['id3']['id3v2']["$frame_name"]["$frame_arrayindex"]['data']["$timestampindex"]['data'] = substr($frame_remainingdata, $frame_offset, $frame_terminatorpos - $frame_offset);
if (!isset($MP3fileInfo['id3']['id3v2']["$frame_name"]["$frame_arrayindex"]['flags']['compression']) || ($MP3fileInfo['id3']['id3v2']["$frame_name"]["$frame_arrayindex"]['flags']['compression'] === FALSE)) {
$MP3fileInfo['id3']['id3v2']["$frame_name"]["$frame_arrayindex"]['data']["$timestampindex"]['asciidata'] = RoughTranslateUnicodeToASCII($MP3fileInfo['id3']['id3v2']["$frame_name"]["$frame_arrayindex"]['data']["$timestampindex"]['data'], $frame_textencoding);
}
$frame_remainingdata = substr($frame_remainingdata, $frame_terminatorpos + strlen(TextEncodingLookup('terminator', $frame_textencoding)));
if (($timestampindex == 0) && (ord($frame_remainingdata{0}) != 0)) {
// timestamp probably omitted for first data item
} else {
$MP3fileInfo['id3']['id3v2']["$frame_name"]["$frame_arrayindex"]['data']["$timestampindex"]['timestamp'] = BigEndian2Int(substr($frame_remainingdata, 0, 4));
$frame_remainingdata = substr($frame_remainingdata, 4);
}
$timestampindex++;
}
}
$MP3fileInfo['id3']['id3v2']["$frame_name"]["$frame_arrayindex"]['framenamelong'] = FrameNameLongLookup($frame_name);
unset($MP3fileInfo['id3']['id3v2']["$frame_name"]['data']);
$MP3fileInfo['id3']['id3v2']["$frame_name"]["$frame_arrayindex"]['datalength'] = $MP3fileInfo['id3']['id3v2']["$frame_name"]['datalength'];
unset($MP3fileInfo['id3']['id3v2']["$frame_name"]['datalength']);
$MP3fileInfo['id3']['id3v2']["$frame_name"]["$frame_arrayindex"]['dataoffset'] = $MP3fileInfo['id3']['id3v2']["$frame_name"]['dataoffset'];
unset($MP3fileInfo['id3']['id3v2']["$frame_name"]['dataoffset']);
} else if ((($MP3fileInfo['id3']['id3v2']['majorversion'] >= 3) && ($frame_name == 'COMM')) || // 4.10 COMM Comments
(($MP3fileInfo['id3']['id3v2']['majorversion'] == 2) && ($frame_name == 'COM'))) { // 4.11 COM Comments
// There may be more than one comment frame in each tag,
// but only one with the same language and content descriptor.
// <Header for 'Comment', ID: 'COMM'>
// Text encoding $xx
// Language $xx xx xx
// Short content descrip. <text string according to encoding> $00 (00)
// The actual text <full text string according to encoding>
$frame_offset = 0;
$frame_textencoding = ord(substr($MP3fileInfo['id3']['id3v2']["$frame_name"]['data'], $frame_offset++, 1));
$frame_language = substr($MP3fileInfo['id3']['id3v2']["$frame_name"]['data'], $frame_offset, 3);
$frame_offset += 3;
$frame_terminatorpos = strpos($MP3fileInfo['id3']['id3v2']["$frame_name"]['data'], TextEncodingLookup('terminator', $frame_textencoding), $frame_offset);
if (ord(substr($MP3fileInfo['id3']['id3v2']["$frame_name"]['data'], $frame_terminatorpos + strlen(TextEncodingLookup('terminator', $frame_textencoding)), 1)) === 0) {
$frame_terminatorpos++; // strpos() fooled because 2nd byte of Unicode chars are often 0x00
}
$frame_description = substr($MP3fileInfo['id3']['id3v2']["$frame_name"]['data'], $frame_offset, $frame_terminatorpos - $frame_offset);
if (ord($frame_description) === 0) {
$frame_description = '';
}
$frame_text = substr($MP3fileInfo['id3']['id3v2']["$frame_name"]['data'], $frame_terminatorpos + strlen(TextEncodingLookup('terminator', $frame_textencoding)));
$MP3fileInfo['id3']['id3v2']["$frame_name"]["$frame_arrayindex"]['encodingid'] = $frame_textencoding;
$MP3fileInfo['id3']['id3v2']["$frame_name"]["$frame_arrayindex"]['encoding'] = TextEncodingLookup('encoding', $frame_textencoding);
$MP3fileInfo['id3']['id3v2']["$frame_name"]["$frame_arrayindex"]['language'] = $frame_language;
$MP3fileInfo['id3']['id3v2']["$frame_name"]["$frame_arrayindex"]['languagename'] = LanguageLookup($frame_language, FALSE);
$MP3fileInfo['id3']['id3v2']["$frame_name"]["$frame_arrayindex"]['description'] = $frame_description;
$MP3fileInfo['id3']['id3v2']["$frame_name"]["$frame_arrayindex"]['data'] = $frame_text;
if ($MP3fileInfo['id3']['id3v2']['majorversion'] >= 3) {
$MP3fileInfo['id3']['id3v2']["$frame_name"]["$frame_arrayindex"]['flags'] = $MP3fileInfo['id3']['id3v2']["$frame_name"]['flags'];
unset($MP3fileInfo['id3']['id3v2']["$frame_name"]['flags']);
}
if (!isset($MP3fileInfo['id3']['id3v2']["$frame_name"]["$frame_arrayindex"]['flags']['compression']) || ($MP3fileInfo['id3']['id3v2']["$frame_name"]["$frame_arrayindex"]['flags']['compression'] === FALSE)) {
$MP3fileInfo['id3']['id3v2']["$frame_name"]["$frame_arrayindex"]['asciidescription'] = RoughTranslateUnicodeToASCII($frame_description, $frame_textencoding);
}
if (!isset($MP3fileInfo['id3']['id3v2']["$frame_name"]["$frame_arrayindex"]['flags']['compression']) || ($MP3fileInfo['id3']['id3v2']["$frame_name"]["$frame_arrayindex"]['flags']['compression'] === FALSE)) {
$MP3fileInfo['id3']['id3v2']["$frame_name"]["$frame_arrayindex"]['asciidata'] = RoughTranslateUnicodeToASCII($frame_text, $frame_textencoding);
}
$MP3fileInfo['id3']['id3v2']["$frame_name"]["$frame_arrayindex"]['framenamelong'] = FrameNameLongLookup($frame_name);
unset($MP3fileInfo['id3']['id3v2']["$frame_name"]['data']);
$MP3fileInfo['id3']['id3v2']["$frame_name"]["$frame_arrayindex"]['datalength'] = $MP3fileInfo['id3']['id3v2']["$frame_name"]['datalength'];
unset($MP3fileInfo['id3']['id3v2']["$frame_name"]['datalength']);
$MP3fileInfo['id3']['id3v2']["$frame_name"]["$frame_arrayindex"]['dataoffset'] = $MP3fileInfo['id3']['id3v2']["$frame_name"]['dataoffset'];
unset($MP3fileInfo['id3']['id3v2']["$frame_name"]['dataoffset']);
} else if (($MP3fileInfo['id3']['id3v2']['majorversion'] >= 4) && ($frame_name == 'RVA2')) { // 4.11 RVA2 Relative volume adjustment (2) (ID3v2.4+ only)
// There may be more than one 'RVA2' frame in each tag,
// but only one with the same identification string
// <Header for 'Relative volume adjustment (2)', ID: 'RVA2'>
// Identification <text string> $00
// The 'identification' string is used to identify the situation and/or
// device where this adjustment should apply. The following is then
// repeated for every channel:
// Type of channel $xx
// Volume adjustment $xx xx
// Bits representing peak $xx
// Peak volume $xx (xx ...)
$frame_terminatorpos = strpos($MP3fileInfo['id3']['id3v2']["$frame_name"]['data'], chr(0));
$frame_idstring = substr($MP3fileInfo['id3']['id3v2']["$frame_name"]['data'], 0, $frame_terminatorpos);
if (ord($frame_idstring) === 0) {
$frame_idstring = '';
}
$frame_remainingdata = substr($MP3fileInfo['id3']['id3v2']["$frame_name"]['data'], $frame_terminatorpos + strlen(chr(0)));
$MP3fileInfo['id3']['id3v2']["$frame_name"]["$frame_arrayindex"]['description'] = $frame_idstring;
while (strlen($frame_remainingdata)) {
$frame_offset = 0;
$frame_channeltypeid = substr($frame_remainingdata, $frame_offset++, 1);
$MP3fileInfo['id3']['id3v2']["$frame_name"]["$frame_arrayindex"]["$frame_channeltypeid"]['channeltypeid'] = $frame_channeltypeid;
$MP3fileInfo['id3']['id3v2']["$frame_name"]["$frame_arrayindex"]["$frame_channeltypeid"]['channeltype'] = RVA2ChannelTypeLookup($frame_channeltypeid);
$MP3fileInfo['id3']['id3v2']["$frame_name"]["$frame_arrayindex"]["$frame_channeltypeid"]['volumeadjust'] = BigEndian2Int(substr($frame_remainingdata, $frame_offset, 2), FALSE, TRUE); // 16-bit signed
$frame_offset += 2;
$MP3fileInfo['id3']['id3v2']["$frame_name"]["$frame_arrayindex"]["$frame_channeltypeid"]['bitspeakvolume'] = ord(substr($frame_remainingdata, $frame_offset++, 1));
$frame_bytespeakvolume = ceil($MP3fileInfo['id3']['id3v2']["$frame_name"]["$frame_channeltypeid"]['bitspeakvolume'] / 8);
$MP3fileInfo['id3']['id3v2']["$frame_name"]["$frame_arrayindex"]["$frame_channeltypeid"]['peakvolume'] = BigEndian2Int(substr($frame_remainingdata, $frame_offset, $frame_bytespeakvolume));
$frame_remainingdata = substr($frame_remainingdata, $frame_offset + $frame_bytespeakvolume);
}
$MP3fileInfo['id3']['id3v2']["$frame_name"]["$frame_arrayindex"]["$frame_channeltypeid"]['flags'] = $MP3fileInfo['id3']['id3v2']["$frame_name"]['flags'];
$MP3fileInfo['id3']['id3v2']["$frame_name"]["$frame_arrayindex"]['framenamelong'] = FrameNameLongLookup($frame_name);
unset($MP3fileInfo['id3']['id3v2']["$frame_name"]['flags']);
unset($MP3fileInfo['id3']['id3v2']["$frame_name"]['data']);
$MP3fileInfo['id3']['id3v2']["$frame_name"]["$frame_arrayindex"]['datalength'] = $MP3fileInfo['id3']['id3v2']["$frame_name"]['datalength'];
unset($MP3fileInfo['id3']['id3v2']["$frame_name"]['datalength']);
$MP3fileInfo['id3']['id3v2']["$frame_name"]["$frame_arrayindex"]['dataoffset'] = $MP3fileInfo['id3']['id3v2']["$frame_name"]['dataoffset'];
unset($MP3fileInfo['id3']['id3v2']["$frame_name"]['dataoffset']);
} else if ((($MP3fileInfo['id3']['id3v2']['majorversion'] == 3) && ($frame_name == 'RVAD')) || // 4.12 RVAD Relative volume adjustment (ID3v2.3 only)
(($MP3fileInfo['id3']['id3v2']['majorversion'] == 2) && ($frame_name == 'RVA'))) { // 4.12 RVA Relative volume adjustment (ID3v2.2 only)
// There may only be one 'RVA' frame in each tag
// <Header for 'Relative volume adjustment', ID: 'RVA'>
// ID3v2.2 => Increment/decrement %000000ba
// ID3v2.3 => Increment/decrement %00fedcba
// Bits used for volume descr. $xx
// Relative volume change, right $xx xx (xx ...) // a
// Relative volume change, left $xx xx (xx ...) // b
// Peak volume right $xx xx (xx ...)
// Peak volume left $xx xx (xx ...)
// ID3v2.3 only, optional (not present in ID3v2.2):
// Relative volume change, right back $xx xx (xx ...) // c
// Relative volume change, left back $xx xx (xx ...) // d
// Peak volume right back $xx xx (xx ...)
// Peak volume left back $xx xx (xx ...)
// ID3v2.3 only, optional (not present in ID3v2.2):
// Relative volume change, center $xx xx (xx ...) // e
// Peak volume center $xx xx (xx ...)
// ID3v2.3 only, optional (not present in ID3v2.2):
// Relative volume change, bass $xx xx (xx ...) // f
// Peak volume bass $xx xx (xx ...)
$frame_offset = 0;
$frame_incrdecrflags = BigEndian2Bin(substr($MP3fileInfo['id3']['id3v2']["$frame_name"]['data'], $frame_offset++, 1));
$MP3fileInfo['id3']['id3v2']["$frame_name"]['incdec']['right'] = (bool) substr($frame_incrdecrflags, 6, 1);
$MP3fileInfo['id3']['id3v2']["$frame_name"]['incdec']['left'] = (bool) substr($frame_incrdecrflags, 7, 1);
$MP3fileInfo['id3']['id3v2']["$frame_name"]['bitsvolume'] = ord(substr($MP3fileInfo['id3']['id3v2']["$frame_name"]['data'], $frame_offset++, 1));
$frame_bytesvolume = ceil($MP3fileInfo['id3']['id3v2']["$frame_name"]['bitsvolume'] / 8);
$MP3fileInfo['id3']['id3v2']["$frame_name"]['volumechange']['right'] = BigEndian2Int(substr($MP3fileInfo['id3']['id3v2']["$frame_name"]['data'], $frame_offset, $frame_bytesvolume));
if ($MP3fileInfo['id3']['id3v2']["$frame_name"]['incdec']['right'] === FALSE) {
$MP3fileInfo['id3']['id3v2']["$frame_name"]['volumechange']['right'] *= -1;
}
$frame_offset += $frame_bytesvolume;
$MP3fileInfo['id3']['id3v2']["$frame_name"]['volumechange']['left'] = BigEndian2Int(substr($MP3fileInfo['id3']['id3v2']["$frame_name"]['data'], $frame_offset, $frame_bytesvolume));
if ($MP3fileInfo['id3']['id3v2']["$frame_name"]['incdec']['left'] === FALSE) {
$MP3fileInfo['id3']['id3v2']["$frame_name"]['volumechange']['left'] *= -1;
}
$frame_offset += $frame_bytesvolume;
$MP3fileInfo['id3']['id3v2']["$frame_name"]['peakvolume']['right'] = BigEndian2Int(substr($MP3fileInfo['id3']['id3v2']["$frame_name"]['data'], $frame_offset, $frame_bytesvolume));
$frame_offset += $frame_bytesvolume;
$MP3fileInfo['id3']['id3v2']["$frame_name"]['peakvolume']['left'] = BigEndian2Int(substr($MP3fileInfo['id3']['id3v2']["$frame_name"]['data'], $frame_offset, $frame_bytesvolume));
$frame_offset += $frame_bytesvolume;
if ($MP3fileInfo['id3']['id3v2']['majorversion'] == 3) {
$MP3fileInfo['id3']['id3v2']["$frame_name"]['data'] = substr($MP3fileInfo['id3']['id3v2']["$frame_name"]['data'], $frame_offset);
if (strlen($MP3fileInfo['id3']['id3v2']["$frame_name"]['data']) > 0) {
$MP3fileInfo['id3']['id3v2']["$frame_name"]['incdec']['rightrear'] = (bool) substr($frame_incrdecrflags, 4, 1);
$MP3fileInfo['id3']['id3v2']["$frame_name"]['incdec']['leftrear'] = (bool) substr($frame_incrdecrflags, 5, 1);
$MP3fileInfo['id3']['id3v2']["$frame_name"]['volumechange']['rightrear'] = BigEndian2Int(substr($MP3fileInfo['id3']['id3v2']["$frame_name"]['data'], $frame_offset, $frame_bytesvolume));
if ($MP3fileInfo['id3']['id3v2']["$frame_name"]['incdec']['rightrear'] === FALSE) {
$MP3fileInfo['id3']['id3v2']["$frame_name"]['volumechange']['rightrear'] *= -1;
}
$frame_offset += $frame_bytesvolume;
$MP3fileInfo['id3']['id3v2']["$frame_name"]['volumechange']['leftrear'] = BigEndian2Int(substr($MP3fileInfo['id3']['id3v2']["$frame_name"]['data'], $frame_offset, $frame_bytesvolume));
if ($MP3fileInfo['id3']['id3v2']["$frame_name"]['incdec']['leftrear'] === FALSE) {
$MP3fileInfo['id3']['id3v2']["$frame_name"]['volumechange']['leftrear'] *= -1;
}
$frame_offset += $frame_bytesvolume;
$MP3fileInfo['id3']['id3v2']["$frame_name"]['peakvolume']['rightrear'] = BigEndian2Int(substr($MP3fileInfo['id3']['id3v2']["$frame_name"]['data'], $frame_offset, $frame_bytesvolume));
$frame_offset += $frame_bytesvolume;
$MP3fileInfo['id3']['id3v2']["$frame_name"]['peakvolume']['leftrear'] = BigEndian2Int(substr($MP3fileInfo['id3']['id3v2']["$frame_name"]['data'], $frame_offset, $frame_bytesvolume));
$frame_offset += $frame_bytesvolume;
}
$MP3fileInfo['id3']['id3v2']["$frame_name"]['data'] = substr($MP3fileInfo['id3']['id3v2']["$frame_name"]['data'], $frame_offset);
if (strlen($MP3fileInfo['id3']['id3v2']["$frame_name"]['data']) > 0) {
$MP3fileInfo['id3']['id3v2']["$frame_name"]['incdec']['center'] = (bool) substr($frame_incrdecrflags, 3, 1);
$MP3fileInfo['id3']['id3v2']["$frame_name"]['volumechange']['center'] = BigEndian2Int(substr($MP3fileInfo['id3']['id3v2']["$frame_name"]['data'], $frame_offset, $frame_bytesvolume));
if ($MP3fileInfo['id3']['id3v2']["$frame_name"]['incdec']['center'] === FALSE) {
$MP3fileInfo['id3']['id3v2']["$frame_name"]['volumechange']['center'] *= -1;
}
$frame_offset += $frame_bytesvolume;
$MP3fileInfo['id3']['id3v2']["$frame_name"]['peakvolume']['center'] = BigEndian2Int(substr($MP3fileInfo['id3']['id3v2']["$frame_name"]['data'], $frame_offset, $frame_bytesvolume));
$frame_offset += $frame_bytesvolume;
}
$MP3fileInfo['id3']['id3v2']["$frame_name"]['data'] = substr($MP3fileInfo['id3']['id3v2']["$frame_name"]['data'], $frame_offset);
if (strlen($MP3fileInfo['id3']['id3v2']["$frame_name"]['data']) > 0) {
$MP3fileInfo['id3']['id3v2']["$frame_name"]['incdec']['bass'] = (bool) substr($frame_incrdecrflags, 2, 1);
$MP3fileInfo['id3']['id3v2']["$frame_name"]['volumechange']['bass'] = BigEndian2Int(substr($MP3fileInfo['id3']['id3v2']["$frame_name"]['data'], $frame_offset, $frame_bytesvolume));
if ($MP3fileInfo['id3']['id3v2']["$frame_name"]['incdec']['bass'] === FALSE) {
$MP3fileInfo['id3']['id3v2']["$frame_name"]['volumechange']['bass'] *= -1;
}
$frame_offset += $frame_bytesvolume;
$MP3fileInfo['id3']['id3v2']["$frame_name"]['peakvolume']['bass'] = BigEndian2Int(substr($MP3fileInfo['id3']['id3v2']["$frame_name"]['data'], $frame_offset, $frame_bytesvolume));
$frame_offset += $frame_bytesvolume;
}
}
$MP3fileInfo['id3']['id3v2']["$frame_name"]['framenamelong'] = FrameNameLongLookup($frame_name);
unset($MP3fileInfo['id3']['id3v2']["$frame_name"]['data']);
} else if (($MP3fileInfo['id3']['id3v2']['majorversion'] >= 4) && ($frame_name == 'EQU2')) { // 4.12 EQU2 Equalisation (2) (ID3v2.4+ only)
// There may be more than one 'EQU2' frame in each tag,
// but only one with the same identification string
// <Header of 'Equalisation (2)', ID: 'EQU2'>
// Interpolation method $xx
// $00 Band
// $01 Linear
// Identification <text string> $00
// The following is then repeated for every adjustment point
// Frequency $xx xx
// Volume adjustment $xx xx
$frame_offset = 0;
$frame_interpolationmethod = ord(substr($MP3fileInfo['id3']['id3v2']["$frame_name"]['data'], $frame_offset++, 1));
$frame_terminatorpos = strpos($MP3fileInfo['id3']['id3v2']["$frame_name"]['data'], chr(0), $frame_offset);
$frame_idstring = substr($MP3fileInfo['id3']['id3v2']["$frame_name"]['data'], $frame_offset, $frame_terminatorpos - $frame_offset);
if (ord($frame_idstring) === 0) {
$frame_idstring = '';
}
$MP3fileInfo['id3']['id3v2']["$frame_name"]["$frame_arrayindex"]['description'] = $frame_idstring;
$frame_remainingdata = substr($MP3fileInfo['id3']['id3v2']["$frame_name"]['data'], $frame_terminatorpos + strlen(chr(0)));
while (strlen($frame_remainingdata)) {
$frame_frequency = BigEndian2Int(substr($frame_remainingdata, 0, 2)) / 2;
$MP3fileInfo['id3']['id3v2']["$frame_name"]["$frame_arrayindex"]['data']["$frame_frequency"] = BigEndian2Int(substr($frame_remainingdata, 2, 2), FALSE, TRUE);
$frame_remainingdata = substr($frame_remainingdata, 4);
}
$MP3fileInfo['id3']['id3v2']["$frame_name"]["$frame_arrayindex"]['interpolationmethod'] = $frame_interpolationmethod;
$MP3fileInfo['id3']['id3v2']["$frame_name"]["$frame_arrayindex"]['flags'] = $MP3fileInfo['id3']['id3v2']["$frame_name"]['flags'];
$MP3fileInfo['id3']['id3v2']["$frame_name"]["$frame_arrayindex"]['framenamelong'] = FrameNameLongLookup($frame_name);
unset($MP3fileInfo['id3']['id3v2']["$frame_name"]['flags']);
unset($MP3fileInfo['id3']['id3v2']["$frame_name"]['data']);
$MP3fileInfo['id3']['id3v2']["$frame_name"]["$frame_arrayindex"]['datalength'] = $MP3fileInfo['id3']['id3v2']["$frame_name"]['datalength'];
unset($MP3fileInfo['id3']['id3v2']["$frame_name"]['datalength']);
$MP3fileInfo['id3']['id3v2']["$frame_name"]["$frame_arrayindex"]['dataoffset'] = $MP3fileInfo['id3']['id3v2']["$frame_name"]['dataoffset'];
unset($MP3fileInfo['id3']['id3v2']["$frame_name"]['dataoffset']);
} else if ((($MP3fileInfo['id3']['id3v2']['majorversion'] == 3) && ($frame_name == 'EQUA')) || // 4.12 EQUA Equalisation (ID3v2.3 only)
(($MP3fileInfo['id3']['id3v2']['majorversion'] == 2) && ($frame_name == 'EQU'))) { // 4.13 EQU Equalisation (ID3v2.2 only)
// There may only be one 'EQUA' frame in each tag
// <Header for 'Relative volume adjustment', ID: 'EQU'>
// Adjustment bits $xx
// This is followed by 2 bytes + ('adjustment bits' rounded up to the
// nearest byte) for every equalisation band in the following format,
// giving a frequency range of 0 - 32767Hz:
// Increment/decrement %x (MSB of the Frequency)
// Frequency (lower 15 bits)
// Adjustment $xx (xx ...)
$frame_offset = 0;
$MP3fileInfo['id3']['id3v2']["$frame_name"]['adjustmentbits'] = substr($MP3fileInfo['id3']['id3v2']["$frame_name"]['data'], $frame_offset++, 1);
$frame_adjustmentbytes = ceil($MP3fileInfo['id3']['id3v2']["$frame_name"]['adjustmentbits'] / 8);
$frame_remainingdata = substr($MP3fileInfo['id3']['id3v2']["$frame_name"]['data'], $frame_offset);
while (strlen($frame_remainingdata)) {
$frame_frequencystr = BigEndian2Bin(substr($frame_remainingdata, 0, 2));
$frame_incdec = (bool) substr($frame_frequencystr, 0, 1);
$frame_frequency = bindec(substr($frame_frequencystr, 1, 15));
$MP3fileInfo['id3']['id3v2']["$frame_name"]["$frame_frequency"]['incdec'] = $frame_incdec;
$MP3fileInfo['id3']['id3v2']["$frame_name"]["$frame_frequency"]['adjustment'] = BigEndian2Int(substr($frame_remainingdata, 2, $frame_adjustmentbytes));
if ($MP3fileInfo['id3']['id3v2']["$frame_name"]["$frame_frequency"]['incdec'] === FALSE) {
$MP3fileInfo['id3']['id3v2']["$frame_name"]["$frame_frequency"]['adjustment'] *= -1;
}
$frame_remainingdata = substr($frame_remainingdata, 2 + $frame_adjustmentbytes);
}
$MP3fileInfo['id3']['id3v2']["$frame_name"]['framenamelong'] = FrameNameLongLookup($frame_name);
unset($MP3fileInfo['id3']['id3v2']["$frame_name"]['data']);
} else if ((($MP3fileInfo['id3']['id3v2']['majorversion'] >= 3) && ($frame_name == 'RVRB')) || // 4.13 RVRB Reverb
(($MP3fileInfo['id3']['id3v2']['majorversion'] == 2) && ($frame_name == 'REV'))) { // 4.14 REV Reverb
// There may only be one 'RVRB' frame in each tag.
// <Header for 'Reverb', ID: 'RVRB'>
// Reverb left (ms) $xx xx
// Reverb right (ms) $xx xx
// Reverb bounces, left $xx
// Reverb bounces, right $xx
// Reverb feedback, left to left $xx
// Reverb feedback, left to right $xx
// Reverb feedback, right to right $xx
// Reverb feedback, right to left $xx
// Premix left to right $xx
// Premix right to left $xx
$frame_offset = 0;
$MP3fileInfo['id3']['id3v2']["$frame_name"]['left'] = BigEndian2Int(substr($MP3fileInfo['id3']['id3v2']["$frame_name"]['data'], $frame_offset, 2));
$frame_offset += 2;
$MP3fileInfo['id3']['id3v2']["$frame_name"]['right'] = BigEndian2Int(substr($MP3fileInfo['id3']['id3v2']["$frame_name"]['data'], $frame_offset, 2));
$frame_offset += 2;
$MP3fileInfo['id3']['id3v2']["$frame_name"]['bouncesL'] = ord(substr($MP3fileInfo['id3']['id3v2']["$frame_name"]['data'], $frame_offset++, 1));
$MP3fileInfo['id3']['id3v2']["$frame_name"]['bouncesR'] = ord(substr($MP3fileInfo['id3']['id3v2']["$frame_name"]['data'], $frame_offset++, 1));
$MP3fileInfo['id3']['id3v2']["$frame_name"]['feedbackLL'] = ord(substr($MP3fileInfo['id3']['id3v2']["$frame_name"]['data'], $frame_offset++, 1));
$MP3fileInfo['id3']['id3v2']["$frame_name"]['feedbackLR'] = ord(substr($MP3fileInfo['id3']['id3v2']["$frame_name"]['data'], $frame_offset++, 1));
$MP3fileInfo['id3']['id3v2']["$frame_name"]['feedbackRR'] = ord(substr($MP3fileInfo['id3']['id3v2']["$frame_name"]['data'], $frame_offset++, 1));
$MP3fileInfo['id3']['id3v2']["$frame_name"]['feedbackRL'] = ord(substr($MP3fileInfo['id3']['id3v2']["$frame_name"]['data'], $frame_offset++, 1));
$MP3fileInfo['id3']['id3v2']["$frame_name"]['premixLR'] = ord(substr($MP3fileInfo['id3']['id3v2']["$frame_name"]['data'], $frame_offset++, 1));
$MP3fileInfo['id3']['id3v2']["$frame_name"]['premixRL'] = ord(substr($MP3fileInfo['id3']['id3v2']["$frame_name"]['data'], $frame_offset++, 1));
$MP3fileInfo['id3']['id3v2']["$frame_name"]['framenamelong'] = FrameNameLongLookup($frame_name);
unset($MP3fileInfo['id3']['id3v2']["$frame_name"]['data']);
} else if ((($MP3fileInfo['id3']['id3v2']['majorversion'] >= 3) && ($frame_name == 'APIC')) || // 4.14 APIC Attached picture
(($MP3fileInfo['id3']['id3v2']['majorversion'] == 2) && ($frame_name == 'PIC'))) { // 4.15 PIC Attached picture
// There may be several pictures attached to one file,
// each in their individual 'APIC' frame, but only one
// with the same content descriptor
// <Header for 'Attached picture', ID: 'APIC'>
// Text encoding $xx
// ID3v2.3+ => MIME type <text string> $00
// ID3v2.2 => Image format $xx xx xx
// Picture type $xx
// Description <text string according to encoding> $00 (00)
// Picture data <binary data>
$frame_offset = 0;
$frame_textencoding = ord(substr($MP3fileInfo['id3']['id3v2']["$frame_name"]['data'], $frame_offset++, 1));
if ($MP3fileInfo['id3']['id3v2']['majorversion'] == 2) {
$frame_imagetype = substr($MP3fileInfo['id3']['id3v2']["$frame_name"]['data'], $frame_offset, 3);
if (strtolower($frame_imagetype) == 'ima') {
// complete hack for mp3Rage (www.chaoticsoftware.com) that puts ID3v2.3-formatted
// MIME type instead of 3-char ID3v2.2-format image type (thanks xbhoff@pacbell.net)
$frame_terminatorpos = strpos($MP3fileInfo['id3']['id3v2']["$frame_name"]['data'], chr(0), $frame_offset);
$frame_mimetype = substr($MP3fileInfo['id3']['id3v2']["$frame_name"]['data'], $frame_offset, $frame_terminatorpos - $frame_offset);
if (ord($frame_mimetype) === 0) {
$frame_mimetype = '';
}
$frame_imagetype = strtoupper(str_replace('image/', '', strtolower($frame_mimetype)));
if ($frame_imagetype == 'JPEG') {
$frame_imagetype = 'JPG';
}
$frame_offset = $frame_terminatorpos + strlen(chr(0));
} else {
$frame_offset += 3;
}
}
if ($MP3fileInfo['id3']['id3v2']['majorversion'] > 2) {
$frame_terminatorpos = strpos($MP3fileInfo['id3']['id3v2']["$frame_name"]['data'], chr(0), $frame_offset);
$frame_mimetype = substr($MP3fileInfo['id3']['id3v2']["$frame_name"]['data'], $frame_offset, $frame_terminatorpos - $frame_offset);
if (ord($frame_mimetype) === 0) {
$frame_mimetype = '';
}
$frame_offset = $frame_terminatorpos + strlen(chr(0));
}
$frame_picturetype = ord(substr($MP3fileInfo['id3']['id3v2']["$frame_name"]['data'], $frame_offset++, 1));
$frame_terminatorpos = strpos($MP3fileInfo['id3']['id3v2']["$frame_name"]['data'], TextEncodingLookup('terminator', $frame_textencoding), $frame_offset);
if (ord(substr($MP3fileInfo['id3']['id3v2']["$frame_name"]['data'], $frame_terminatorpos + strlen(TextEncodingLookup('terminator', $frame_textencoding)), 1)) === 0) {
$frame_terminatorpos++; // strpos() fooled because 2nd byte of Unicode chars are often 0x00
}
$frame_description = substr($MP3fileInfo['id3']['id3v2']["$frame_name"]['data'], $frame_offset, $frame_terminatorpos - $frame_offset);
if (ord($frame_description) === 0) {
$frame_description = '';
}
if ($MP3fileInfo['id3']['id3v2']['majorversion'] >= 3) {
$MP3fileInfo['id3']['id3v2']["$frame_name"]["$frame_arrayindex"]['flags'] = $MP3fileInfo['id3']['id3v2']["$frame_name"]['flags'];
unset($MP3fileInfo['id3']['id3v2']["$frame_name"]['flags']);
}
$MP3fileInfo['id3']['id3v2']["$frame_name"]["$frame_arrayindex"]['encodingid'] = $frame_textencoding;
$MP3fileInfo['id3']['id3v2']["$frame_name"]["$frame_arrayindex"]['encoding'] = TextEncodingLookup('encoding', $frame_textencoding);
if ($MP3fileInfo['id3']['id3v2']['majorversion'] == 2) {
$MP3fileInfo['id3']['id3v2']["$frame_name"]["$frame_arrayindex"]['imagetype'] = $frame_imagetype;
} else {
$MP3fileInfo['id3']['id3v2']["$frame_name"]["$frame_arrayindex"]['mime'] = $frame_mimetype;
}
$MP3fileInfo['id3']['id3v2']["$frame_name"]["$frame_arrayindex"]['picturetypeid'] = $frame_picturetype;
$MP3fileInfo['id3']['id3v2']["$frame_name"]["$frame_arrayindex"]['picturetype'] = APICPictureTypeLookup($frame_picturetype);
$MP3fileInfo['id3']['id3v2']["$frame_name"]["$frame_arrayindex"]['description'] = $frame_description;
if (!isset($MP3fileInfo['id3']['id3v2']["$frame_name"]["$frame_arrayindex"]['flags']['compression']) || ($MP3fileInfo['id3']['id3v2']["$frame_name"]["$frame_arrayindex"]['flags']['compression'] === FALSE)) {
$MP3fileInfo['id3']['id3v2']["$frame_name"]["$frame_arrayindex"]['asciidescription'] = RoughTranslateUnicodeToASCII($frame_description, $frame_textencoding);
}
$MP3fileInfo['id3']['id3v2']["$frame_name"]["$frame_arrayindex"]['data'] = substr($MP3fileInfo['id3']['id3v2']["$frame_name"]['data'], $frame_terminatorpos + strlen(TextEncodingLookup('terminator', $frame_textencoding)));
include_once(GETID3_INCLUDEPATH.'getid3.getimagesize.php');
$imagechunkcheck = GetDataImageSize($MP3fileInfo['id3']['id3v2']["$frame_name"]["$frame_arrayindex"]['data']);
if (($imagechunkcheck[2] >= 1) && ($imagechunkcheck[2] <= 3)) {
$MP3fileInfo['id3']['id3v2']["$frame_name"]["$frame_arrayindex"]['image_mime'] = ImageTypesLookup($imagechunkcheck[2]);
if ($imagechunkcheck[0]) {
$MP3fileInfo['id3']['id3v2']["$frame_name"]["$frame_arrayindex"]['image_width'] = $imagechunkcheck[0];
}
if ($imagechunkcheck[1]) {
$MP3fileInfo['id3']['id3v2']["$frame_name"]["$frame_arrayindex"]['image_height'] = $imagechunkcheck[1];
}
$MP3fileInfo['id3']['id3v2']["$frame_name"]["$frame_arrayindex"]['image_bytes'] = strlen($MP3fileInfo['id3']['id3v2']["$frame_name"]["$frame_arrayindex"]['data']);
//$MP3fileInfo['id3']['id3v2']["$frame_name"]["$frame_arrayindex"]['image_offset'] = $MP3fileInfo['id3']['id3v2']["$frame_name"]['dataoffset'] + $frame_terminatorpos + strlen(TextEncodingLookup('terminator', $frame_textencoding)) + ID3v2HeaderLength($MP3fileInfo['id3']['id3v2']['majorversion']);
}
$MP3fileInfo['id3']['id3v2']["$frame_name"]["$frame_arrayindex"]['framenamelong'] = FrameNameLongLookup($frame_name);
unset($MP3fileInfo['id3']['id3v2']["$frame_name"]['data']);
if (isset($MP3fileInfo['id3']['id3v2']["$frame_name"]['datalength'])) {
$MP3fileInfo['id3']['id3v2']["$frame_name"]["$frame_arrayindex"]['datalength'] = $MP3fileInfo['id3']['id3v2']["$frame_name"]['datalength'];
unset($MP3fileInfo['id3']['id3v2']["$frame_name"]['datalength']);
}
if (isset($MP3fileInfo['id3']['id3v2']["$frame_name"]['dataoffset'])) {
$MP3fileInfo['id3']['id3v2']["$frame_name"]["$frame_arrayindex"]['dataoffset'] = $MP3fileInfo['id3']['id3v2']["$frame_name"]['dataoffset'];
unset($MP3fileInfo['id3']['id3v2']["$frame_name"]['dataoffset']);
}
} else if ((($MP3fileInfo['id3']['id3v2']['majorversion'] >= 3) && ($frame_name == 'GEOB')) || // 4.15 GEOB General encapsulated object
(($MP3fileInfo['id3']['id3v2']['majorversion'] == 2) && ($frame_name == 'GEO'))) { // 4.16 GEO General encapsulated object
// There may be more than one 'GEOB' frame in each tag,
// but only one with the same content descriptor
// <Header for 'General encapsulated object', ID: 'GEOB'>
// Text encoding $xx
// MIME type <text string> $00
// Filename <text string according to encoding> $00 (00)
// Content description <text string according to encoding> $00 (00)
// Encapsulated object <binary data>
$frame_offset = 0;
$frame_textencoding = ord(substr($MP3fileInfo['id3']['id3v2']["$frame_name"]['data'], $frame_offset++, 1));
$frame_terminatorpos = strpos($MP3fileInfo['id3']['id3v2']["$frame_name"]['data'], chr(0), $frame_offset);
$frame_mimetype = substr($MP3fileInfo['id3']['id3v2']["$frame_name"]['data'], $frame_offset, $frame_terminatorpos - $frame_offset);
if (ord($frame_mimetype) === 0) {
$frame_mimetype = '';
}
$frame_offset = $frame_terminatorpos + strlen(chr(0));
$frame_terminatorpos = strpos($MP3fileInfo['id3']['id3v2']["$frame_name"]['data'], TextEncodingLookup('terminator', $frame_textencoding), $frame_offset);
if (ord(substr($MP3fileInfo['id3']['id3v2']["$frame_name"]['data'], $frame_terminatorpos + strlen(TextEncodingLookup('terminator', $frame_textencoding)), 1)) === 0) {
$frame_terminatorpos++; // strpos() fooled because 2nd byte of Unicode chars are often 0x00
}
$frame_filename = substr($MP3fileInfo['id3']['id3v2']["$frame_name"]['data'], $frame_offset, $frame_terminatorpos - $frame_offset);
if (ord($frame_filename) === 0) {
$frame_filename = '';
}
$frame_offset = $frame_terminatorpos + strlen(TextEncodingLookup('terminator', $frame_textencoding));
$frame_terminatorpos = strpos($MP3fileInfo['id3']['id3v2']["$frame_name"]['data'], TextEncodingLookup('terminator', $frame_textencoding), $frame_offset);
if (ord(substr($MP3fileInfo['id3']['id3v2']["$frame_name"]['data'], $frame_terminatorpos + strlen(TextEncodingLookup('terminator', $frame_textencoding)), 1)) === 0) {
$frame_terminatorpos++; // strpos() fooled because 2nd byte of Unicode chars are often 0x00
}
$frame_description = substr($MP3fileInfo['id3']['id3v2']["$frame_name"]['data'], $frame_offset, $frame_terminatorpos - $frame_offset);
if (ord($frame_description) === 0) {
$frame_description = '';
}
$frame_offset = $frame_terminatorpos + strlen(TextEncodingLookup('terminator', $frame_textencoding));
$MP3fileInfo['id3']['id3v2']["$frame_name"]["$frame_arrayindex"]['objectdata'] = substr($MP3fileInfo['id3']['id3v2']["$frame_name"]['data'], $frame_offset);
$MP3fileInfo['id3']['id3v2']["$frame_name"]["$frame_arrayindex"]['encodingid'] = $frame_textencoding;
$MP3fileInfo['id3']['id3v2']["$frame_name"]["$frame_arrayindex"]['encoding'] = TextEncodingLookup('encoding', $frame_textencoding);
$MP3fileInfo['id3']['id3v2']["$frame_name"]["$frame_arrayindex"]['mime'] = $frame_mimetype;
$MP3fileInfo['id3']['id3v2']["$frame_name"]["$frame_arrayindex"]['filename'] = $frame_filename;
$MP3fileInfo['id3']['id3v2']["$frame_name"]["$frame_arrayindex"]['description'] = $frame_description;
if ($MP3fileInfo['id3']['id3v2']['majorversion'] >= 3) {
$MP3fileInfo['id3']['id3v2']["$frame_name"]["$frame_arrayindex"]['flags'] = $MP3fileInfo['id3']['id3v2']["$frame_name"]['flags'];
if (!isset($MP3fileInfo['id3']['id3v2']["$frame_name"]["$frame_arrayindex"]['flags']['compression']) || ($MP3fileInfo['id3']['id3v2']["$frame_name"]["$frame_arrayindex"]['flags']['compression'] === FALSE)) {
$MP3fileInfo['id3']['id3v2']["$frame_name"]["$frame_arrayindex"]['asciidescription'] = RoughTranslateUnicodeToASCII($frame_description, $frame_textencoding);
}
unset($MP3fileInfo['id3']['id3v2']["$frame_name"]['flags']);
}
$MP3fileInfo['id3']['id3v2']["$frame_name"]["$frame_arrayindex"]['framenamelong'] = FrameNameLongLookup($frame_name);
unset($MP3fileInfo['id3']['id3v2']["$frame_name"]['data']);
$MP3fileInfo['id3']['id3v2']["$frame_name"]["$frame_arrayindex"]['datalength'] = $MP3fileInfo['id3']['id3v2']["$frame_name"]['datalength'];
unset($MP3fileInfo['id3']['id3v2']["$frame_name"]['datalength']);
$MP3fileInfo['id3']['id3v2']["$frame_name"]["$frame_arrayindex"]['dataoffset'] = $MP3fileInfo['id3']['id3v2']["$frame_name"]['dataoffset'];
unset($MP3fileInfo['id3']['id3v2']["$frame_name"]['dataoffset']);
} else if ((($MP3fileInfo['id3']['id3v2']['majorversion'] >= 3) && ($frame_name == 'PCNT')) || // 4.16 PCNT Play counter
(($MP3fileInfo['id3']['id3v2']['majorversion'] == 2) && ($frame_name == 'CNT'))) { // 4.17 CNT Play counter
// There may only be one 'PCNT' frame in each tag.
// When the counter reaches all one's, one byte is inserted in
// front of the counter thus making the counter eight bits bigger
// <Header for 'Play counter', ID: 'PCNT'>
// Counter $xx xx xx xx (xx ...)
$MP3fileInfo['id3']['id3v2']["$frame_name"]['data'] = BigEndian2Int($MP3fileInfo['id3']['id3v2']["$frame_name"]['data']);
$MP3fileInfo['id3']['id3v2']["$frame_name"]['framenamelong'] = FrameNameLongLookup($frame_name);
} else if ((($MP3fileInfo['id3']['id3v2']['majorversion'] >= 3) && ($frame_name == 'POPM')) || // 4.17 POPM Popularimeter
(($MP3fileInfo['id3']['id3v2']['majorversion'] == 2) && ($frame_name == 'POP'))) { // 4.18 POP Popularimeter
// There may be more than one 'POPM' frame in each tag,
// but only one with the same email address
// <Header for 'Popularimeter', ID: 'POPM'>
// Email to user <text string> $00
// Rating $xx
// Counter $xx xx xx xx (xx ...)
$frame_offset = 0;
$frame_terminatorpos = strpos($MP3fileInfo['id3']['id3v2']["$frame_name"]['data'], chr(0), $frame_offset);
$frame_emailaddress = substr($MP3fileInfo['id3']['id3v2']["$frame_name"]['data'], $frame_offset, $frame_terminatorpos - $frame_offset);
if (ord($frame_emailaddress) === 0) {
$frame_emailaddress = '';
}
$frame_offset = $frame_terminatorpos + strlen(chr(0));
$frame_rating = ord(substr($MP3fileInfo['id3']['id3v2']["$frame_name"]['data'], $frame_offset++, 1));
$MP3fileInfo['id3']['id3v2']["$frame_name"]['data'] = BigEndian2Int(substr($MP3fileInfo['id3']['id3v2']["$frame_name"]['data'], $frame_offset));
$MP3fileInfo['id3']['id3v2']["$frame_name"]["$frame_arrayindex"]['email'] = $frame_emailaddress;
$MP3fileInfo['id3']['id3v2']["$frame_name"]["$frame_arrayindex"]['rating'] = $frame_rating;
if ($MP3fileInfo['id3']['id3v2']['majorversion'] >= 3) {
$MP3fileInfo['id3']['id3v2']["$frame_name"]["$frame_arrayindex"]['flags'] = $MP3fileInfo['id3']['id3v2']["$frame_name"]['flags'];
unset($MP3fileInfo['id3']['id3v2']["$frame_name"]['flags']);
}
$MP3fileInfo['id3']['id3v2']["$frame_name"]["$frame_arrayindex"]['framenamelong'] = FrameNameLongLookup($frame_name);
unset($MP3fileInfo['id3']['id3v2']["$frame_name"]['data']);
$MP3fileInfo['id3']['id3v2']["$frame_name"]["$frame_arrayindex"]['datalength'] = $MP3fileInfo['id3']['id3v2']["$frame_name"]['datalength'];
unset($MP3fileInfo['id3']['id3v2']["$frame_name"]['datalength']);
$MP3fileInfo['id3']['id3v2']["$frame_name"]["$frame_arrayindex"]['dataoffset'] = $MP3fileInfo['id3']['id3v2']["$frame_name"]['dataoffset'];
unset($MP3fileInfo['id3']['id3v2']["$frame_name"]['dataoffset']);
} else if ((($MP3fileInfo['id3']['id3v2']['majorversion'] >= 3) && ($frame_name == 'RBUF')) || // 4.18 RBUF Recommended buffer size
(($MP3fileInfo['id3']['id3v2']['majorversion'] == 2) && ($frame_name == 'BUF'))) { // 4.19 BUF Recommended buffer size
// There may only be one 'RBUF' frame in each tag
// <Header for 'Recommended buffer size', ID: 'RBUF'>
// Buffer size $xx xx xx
// Embedded info flag %0000000x
// Offset to next tag $xx xx xx xx
$frame_offset = 0;
$MP3fileInfo['id3']['id3v2']["$frame_name"]['buffersize'] = BigEndian2Int(substr($MP3fileInfo['id3']['id3v2']["$frame_name"]['data'], $frame_offset, 3));
$frame_offset += 3;
$frame_embeddedinfoflags = BigEndian2Bin(substr($MP3fileInfo['id3']['id3v2']["$frame_name"]['data'], $frame_offset++, 1));
$MP3fileInfo['id3']['id3v2']["$frame_name"]['flags']['embededinfo'] = (bool) substr($frame_embeddedinfoflags, 7, 1);
$MP3fileInfo['id3']['id3v2']["$frame_name"]['nexttagoffset'] = BigEndian2Int(substr($MP3fileInfo['id3']['id3v2']["$frame_name"]['data'], $frame_offset, 4));
$MP3fileInfo['id3']['id3v2']["$frame_name"]['framenamelong'] = FrameNameLongLookup($frame_name);
unset($MP3fileInfo['id3']['id3v2']["$frame_name"]['data']);
} else if (($MP3fileInfo['id3']['id3v2']['majorversion'] == 2) && ($frame_name == 'CRM')) { // 4.20 Encrypted meta frame (ID3v2.2 only)
// There may be more than one 'CRM' frame in a tag,
// but only one with the same 'owner identifier'
// <Header for 'Encrypted meta frame', ID: 'CRM'>
// Owner identifier <textstring> $00 (00)
// Content/explanation <textstring> $00 (00)
// Encrypted datablock <binary data>
$frame_offset = 0;
$frame_terminatorpos = strpos($MP3fileInfo['id3']['id3v2']["$frame_name"]['data'], chr(0), $frame_offset);
$frame_ownerid = substr($MP3fileInfo['id3']['id3v2']["$frame_name"]['data'], $frame_offset, $frame_terminatorpos - $frame_offset);
if (ord($frame_ownerid) === 0) {
$frame_ownerid = count($MP3fileInfo['id3']['id3v2']["$frame_name"]) - 1;
}
$frame_offset = $frame_terminatorpos + strlen(chr(0));
$frame_terminatorpos = strpos($MP3fileInfo['id3']['id3v2']["$frame_name"]['data'], chr(0), $frame_offset);
$frame_description = substr($MP3fileInfo['id3']['id3v2']["$frame_name"]['data'], $frame_offset, $frame_terminatorpos - $frame_offset);
if (ord($frame_description) === 0) {
$frame_description = '';
}
$frame_offset = $frame_terminatorpos + strlen(chr(0));
$MP3fileInfo['id3']['id3v2']["$frame_name"]["$frame_arrayindex"]['ownerid'] = $frame_ownerid;
$MP3fileInfo['id3']['id3v2']["$frame_name"]["$frame_arrayindex"]['data'] = substr($MP3fileInfo['id3']['id3v2']["$frame_name"]['data'], $frame_offset);
$MP3fileInfo['id3']['id3v2']["$frame_name"]["$frame_arrayindex"]['description'] = $frame_description;
$MP3fileInfo['id3']['id3v2']["$frame_name"]["$frame_arrayindex"]['framenamelong'] = FrameNameLongLookup($frame_name);
unset($MP3fileInfo['id3']['id3v2']["$frame_name"]['data']);
$MP3fileInfo['id3']['id3v2']["$frame_name"]["$frame_arrayindex"]['datalength'] = $MP3fileInfo['id3']['id3v2']["$frame_name"]['datalength'];
unset($MP3fileInfo['id3']['id3v2']["$frame_name"]['datalength']);
$MP3fileInfo['id3']['id3v2']["$frame_name"]["$frame_arrayindex"]['dataoffset'] = $MP3fileInfo['id3']['id3v2']["$frame_name"]['dataoffset'];
unset($MP3fileInfo['id3']['id3v2']["$frame_name"]['dataoffset']);
} else if ((($MP3fileInfo['id3']['id3v2']['majorversion'] >= 3) && ($frame_name == 'AENC')) || // 4.19 AENC Audio encryption
(($MP3fileInfo['id3']['id3v2']['majorversion'] == 2) && ($frame_name == 'CRA'))) { // 4.21 CRA Audio encryption
// There may be more than one 'AENC' frames in a tag,
// but only one with the same 'Owner identifier'
// <Header for 'Audio encryption', ID: 'AENC'>
// Owner identifier <text string> $00
// Preview start $xx xx
// Preview length $xx xx
// Encryption info <binary data>
$frame_offset = 0;
$frame_terminatorpos = strpos($MP3fileInfo['id3']['id3v2']["$frame_name"]['data'], chr(0), $frame_offset);
$frame_ownerid = substr($MP3fileInfo['id3']['id3v2']["$frame_name"]['data'], $frame_offset, $frame_terminatorpos - $frame_offset);
if (ord($frame_ownerid) === 0) {
$frame_ownerid == '';
}
$frame_offset = $frame_terminatorpos + strlen(chr(0));
$MP3fileInfo['id3']['id3v2']["$frame_name"]["$frame_arrayindex"]['ownerid'] = $frame_ownerid;
$MP3fileInfo['id3']['id3v2']["$frame_name"]["$frame_arrayindex"]['previewstart'] = BigEndian2Int(substr($MP3fileInfo['id3']['id3v2']["$frame_name"]['data'], $frame_offset, 2));
$frame_offset += 2;
$MP3fileInfo['id3']['id3v2']["$frame_name"]["$frame_arrayindex"]['previewlength'] = BigEndian2Int(substr($MP3fileInfo['id3']['id3v2']["$frame_name"]['data'], $frame_offset, 2));
$frame_offset += 2;
$MP3fileInfo['id3']['id3v2']["$frame_name"]["$frame_arrayindex"]['encryptioninfo'] = substr($MP3fileInfo['id3']['id3v2']["$frame_name"]['data'], $frame_offset);
if ($MP3fileInfo['id3']['id3v2']['majorversion'] >= 3) {
$MP3fileInfo['id3']['id3v2']["$frame_name"]["$frame_ownerid"]['flags'] = $MP3fileInfo['id3']['id3v2']["$frame_name"]['flags'];
unset($MP3fileInfo['id3']['id3v2']["$frame_name"]['flags']);
}
$MP3fileInfo['id3']['id3v2']["$frame_name"]["$frame_arrayindex"]['framenamelong'] = FrameNameLongLookup($frame_name);
unset($MP3fileInfo['id3']['id3v2']["$frame_name"]['data']);
$MP3fileInfo['id3']['id3v2']["$frame_name"]["$frame_arrayindex"]['datalength'] = $MP3fileInfo['id3']['id3v2']["$frame_name"]['datalength'];
unset($MP3fileInfo['id3']['id3v2']["$frame_name"]['datalength']);
$MP3fileInfo['id3']['id3v2']["$frame_name"]["$frame_arrayindex"]['dataoffset'] = $MP3fileInfo['id3']['id3v2']["$frame_name"]['dataoffset'];
unset($MP3fileInfo['id3']['id3v2']["$frame_name"]['dataoffset']);
} else if ((($MP3fileInfo['id3']['id3v2']['majorversion'] >= 3) && ($frame_name == 'LINK')) || // 4.20 LINK Linked information
(($MP3fileInfo['id3']['id3v2']['majorversion'] == 2) && ($frame_name == 'LNK'))) { // 4.22 LNK Linked information
// There may be more than one 'LINK' frame in a tag,
// but only one with the same contents
// <Header for 'Linked information', ID: 'LINK'>
// ID3v2.3+ => Frame identifier $xx xx xx xx
// ID3v2.2 => Frame identifier $xx xx xx
// URL <text string> $00
// ID and additional data <text string(s)>
$frame_offset = 0;
if ($MP3fileInfo['id3']['id3v2']['majorversion'] == 2) {
$MP3fileInfo['id3']['id3v2']["$frame_name"]["$frame_arrayindex"]['frameid'] = substr($MP3fileInfo['id3']['id3v2']["$frame_name"]['data'], $frame_offset, 3);
$frame_offset += 3;
} else {
$MP3fileInfo['id3']['id3v2']["$frame_name"]["$frame_arrayindex"]['frameid'] = substr($MP3fileInfo['id3']['id3v2']["$frame_name"]['data'], $frame_offset, 4);
$frame_offset += 4;
}
$frame_terminatorpos = strpos($MP3fileInfo['id3']['id3v2']["$frame_name"]['data'], chr(0), $frame_offset);
$frame_url = substr($MP3fileInfo['id3']['id3v2']["$frame_name"]['data'], $frame_offset, $frame_terminatorpos - $frame_offset);
if (ord($frame_url) === 0) {
$frame_url = '';
}
$frame_offset = $frame_terminatorpos + strlen(chr(0));
$MP3fileInfo['id3']['id3v2']["$frame_name"]["$frame_arrayindex"]['url'] = $frame_url;
$MP3fileInfo['id3']['id3v2']["$frame_name"]["$frame_arrayindex"]['additionaldata'] = substr($MP3fileInfo['id3']['id3v2']["$frame_name"]['data'], $frame_offset);
if ($MP3fileInfo['id3']['id3v2']['majorversion'] >= 3) {
$MP3fileInfo['id3']['id3v2']["$frame_name"]["$frame_arrayindex"]['flags'] = $MP3fileInfo['id3']['id3v2']["$frame_name"]['flags'];
unset($MP3fileInfo['id3']['id3v2']["$frame_name"]['flags']);
}
$MP3fileInfo['id3']['id3v2']["$frame_name"]["$frame_arrayindex"]['framenamelong'] = FrameNameLongLookup($frame_name);
unset($MP3fileInfo['id3']['id3v2']["$frame_name"]['data']);
$MP3fileInfo['id3']['id3v2']["$frame_name"]["$frame_arrayindex"]['datalength'] = $MP3fileInfo['id3']['id3v2']["$frame_name"]['datalength'];
unset($MP3fileInfo['id3']['id3v2']["$frame_name"]['datalength']);
$MP3fileInfo['id3']['id3v2']["$frame_name"]["$frame_arrayindex"]['dataoffset'] = $MP3fileInfo['id3']['id3v2']["$frame_name"]['dataoffset'];
unset($MP3fileInfo['id3']['id3v2']["$frame_name"]['dataoffset']);
} else if (($MP3fileInfo['id3']['id3v2']['majorversion'] >= 3) && ($frame_name == 'POSS')) { // 4.21 POSS Position synchronisation frame (ID3v2.3+ only)
// There may only be one 'POSS' frame in each tag
// <Head for 'Position synchronisation', ID: 'POSS'>
// Time stamp format $xx
// Position $xx (xx ...)
$frame_offset = 0;
$MP3fileInfo['id3']['id3v2']["$frame_name"]['timestampformat'] = ord(substr($MP3fileInfo['id3']['id3v2']["$frame_name"]['data'], $frame_offset++, 1));
$MP3fileInfo['id3']['id3v2']["$frame_name"]['position'] = BigEndian2Int(substr($MP3fileInfo['id3']['id3v2']["$frame_name"]['data'], $frame_offset));
$MP3fileInfo['id3']['id3v2']["$frame_name"]['framenamelong'] = FrameNameLongLookup($frame_name);
unset($MP3fileInfo['id3']['id3v2']["$frame_name"]['data']);
} else if (($MP3fileInfo['id3']['id3v2']['majorversion'] >= 3) && ($frame_name == 'USER')) { // 4.22 USER Terms of use (ID3v2.3+ only)
// There may be more than one 'Terms of use' frame in a tag,
// but only one with the same 'Language'
// <Header for 'Terms of use frame', ID: 'USER'>
// Text encoding $xx
// Language $xx xx xx
// The actual text <text string according to encoding>
$frame_offset = 0;
$frame_textencoding = ord(substr($MP3fileInfo['id3']['id3v2']["$frame_name"]['data'], $frame_offset++, 1));
$frame_language = substr($MP3fileInfo['id3']['id3v2']["$frame_name"]['data'], $frame_offset, 3);
$frame_offset += 3;
$MP3fileInfo['id3']['id3v2']["$frame_name"]["$frame_language"]['language'] = $frame_language;
$MP3fileInfo['id3']['id3v2']["$frame_name"]["$frame_language"]['languagename'] = LanguageLookup($frame_language, FALSE);
$MP3fileInfo['id3']['id3v2']["$frame_name"]["$frame_language"]['encodingid'] = $frame_textencoding;
$MP3fileInfo['id3']['id3v2']["$frame_name"]["$frame_language"]['encoding'] = TextEncodingLookup('encoding', $frame_textencoding);
$MP3fileInfo['id3']['id3v2']["$frame_name"]["$frame_language"]['data'] = substr($MP3fileInfo['id3']['id3v2']["$frame_name"]['data'], $frame_offset);
if (!$MP3fileInfo['id3']['id3v2']["$frame_name"]["$frame_language"]['flags']['compression']) {
$MP3fileInfo['id3']['id3v2']["$frame_name"]["$frame_language"]['asciidata'] = RoughTranslateUnicodeToASCII($MP3fileInfo['id3']['id3v2']["$frame_name"]["$frame_language"]['data'], $frame_textencoding);
}
$MP3fileInfo['id3']['id3v2']["$frame_name"]["$frame_language"]['flags'] = $MP3fileInfo['id3']['id3v2']["$frame_name"]['flags'];
$MP3fileInfo['id3']['id3v2']["$frame_name"]["$frame_language"]['framenamelong'] = FrameNameLongLookup($frame_name);
unset($MP3fileInfo['id3']['id3v2']["$frame_name"]['flags']);
unset($MP3fileInfo['id3']['id3v2']["$frame_name"]['data']);
$MP3fileInfo['id3']['id3v2']["$frame_name"]["$frame_language"]['datalength'] = $MP3fileInfo['id3']['id3v2']["$frame_name"]['datalength'];
unset($MP3fileInfo['id3']['id3v2']["$frame_name"]['datalength']);
$MP3fileInfo['id3']['id3v2']["$frame_name"]["$frame_language"]['dataoffset'] = $MP3fileInfo['id3']['id3v2']["$frame_name"]['dataoffset'];
unset($MP3fileInfo['id3']['id3v2']["$frame_name"]['dataoffset']);
} else if (($MP3fileInfo['id3']['id3v2']['majorversion'] >= 3) && ($frame_name == 'OWNE')) { // 4.23 OWNE Ownership frame (ID3v2.3+ only)
// There may only be one 'OWNE' frame in a tag
// <Header for 'Ownership frame', ID: 'OWNE'>
// Text encoding $xx
// Price paid <text string> $00
// Date of purch. <text string>
// Seller <text string according to encoding>
$frame_offset = 0;
$frame_textencoding = ord(substr($MP3fileInfo['id3']['id3v2']["$frame_name"]['data'], $frame_offset++, 1));
$MP3fileInfo['id3']['id3v2']["$frame_name"]['encodingid'] = $frame_textencoding;
$MP3fileInfo['id3']['id3v2']["$frame_name"]['encoding'] = TextEncodingLookup('encoding', $frame_textencoding);
$frame_terminatorpos = strpos($MP3fileInfo['id3']['id3v2']["$frame_name"]['data'], chr(0), $frame_offset);
$frame_pricepaid = substr($MP3fileInfo['id3']['id3v2']["$frame_name"]['data'], $frame_offset, $frame_terminatorpos - $frame_offset);
$frame_offset = $frame_terminatorpos + strlen(chr(0));
$MP3fileInfo['id3']['id3v2']["$frame_name"]['pricepaid']['currencyid'] = substr($frame_pricepaid, 0, 3);
$MP3fileInfo['id3']['id3v2']["$frame_name"]['pricepaid']['currency'] = LookupCurrency($MP3fileInfo['id3']['id3v2']["$frame_name"]['pricepaid']['currencyid'], 'units');
$MP3fileInfo['id3']['id3v2']["$frame_name"]['pricepaid']['value'] = substr($frame_pricepaid, 3);
$MP3fileInfo['id3']['id3v2']["$frame_name"]['purchasedate'] = substr($MP3fileInfo['id3']['id3v2']["$frame_name"]['data'], $frame_offset, 8);
if (!IsValidDateStampString($MP3fileInfo['id3']['id3v2']["$frame_name"]['purchasedate'])) {
$MP3fileInfo['id3']['id3v2']["$frame_name"]['purchasedateunix'] = mktime (0, 0, 0, substr($MP3fileInfo['id3']['id3v2']["$frame_name"]['purchasedate'], 4, 2), substr($MP3fileInfo['id3']['id3v2']["$frame_name"]['purchasedate'], 6, 2), substr($MP3fileInfo['id3']['id3v2']["$frame_name"]['purchasedate'], 0, 4));
}
$frame_offset += 8;
$MP3fileInfo['id3']['id3v2']["$frame_name"]['seller'] = substr($MP3fileInfo['id3']['id3v2']["$frame_name"]['data'], $frame_offset);
$MP3fileInfo['id3']['id3v2']["$frame_name"]['framenamelong'] = FrameNameLongLookup($frame_name);
unset($MP3fileInfo['id3']['id3v2']["$frame_name"]['data']);
} else if (($MP3fileInfo['id3']['id3v2']['majorversion'] >= 3) && ($frame_name == 'COMR')) { // 4.24 COMR Commercial frame (ID3v2.3+ only)
// There may be more than one 'commercial frame' in a tag,
// but no two may be identical
// <Header for 'Commercial frame', ID: 'COMR'>
// Text encoding $xx
// Price string <text string> $00
// Valid until <text string>
// Contact URL <text string> $00
// Received as $xx
// Name of seller <text string according to encoding> $00 (00)
// Description <text string according to encoding> $00 (00)
// Picture MIME type <string> $00
// Seller logo <binary data>
$frame_offset = 0;
$frame_textencoding = ord(substr($MP3fileInfo['id3']['id3v2']["$frame_name"]['data'], $frame_offset++, 1));
$frame_terminatorpos = strpos($MP3fileInfo['id3']['id3v2']["$frame_name"]['data'], chr(0), $frame_offset);
$frame_pricestring = substr($MP3fileInfo['id3']['id3v2']["$frame_name"]['data'], $frame_offset, $frame_terminatorpos - $frame_offset);
$frame_offset = $frame_terminatorpos + strlen(chr(0));
$frame_rawpricearray = explode('/', $frame_pricestring);
foreach ($frame_rawpricearray as $key => $val) {
$frame_currencyid = substr($val, 0, 3);
$MP3fileInfo['id3']['id3v2']["$frame_name"]["$frame_arrayindex"]['price']["$frame_currencyid"]['currency'] = LookupCurrency($frame_currencyid, 'units');
$MP3fileInfo['id3']['id3v2']["$frame_name"]["$frame_arrayindex"]['price']["$frame_currencyid"]['value'] = substr($val, 3);
}
$frame_datestring = substr($MP3fileInfo['id3']['id3v2']["$frame_name"]['data'], $frame_offset, 8);
$frame_offset += 8;
$frame_terminatorpos = strpos($MP3fileInfo['id3']['id3v2']["$frame_name"]['data'], chr(0), $frame_offset);
$frame_contacturl = substr($MP3fileInfo['id3']['id3v2']["$frame_name"]['data'], $frame_offset, $frame_terminatorpos - $frame_offset);
$frame_offset = $frame_terminatorpos + strlen(chr(0));
$frame_receivedasid = ord(substr($MP3fileInfo['id3']['id3v2']["$frame_name"]['data'], $frame_offset++, 1));
$frame_terminatorpos = strpos($MP3fileInfo['id3']['id3v2']["$frame_name"]['data'], TextEncodingLookup('terminator', $frame_textencoding), $frame_offset);
if (ord(substr($MP3fileInfo['id3']['id3v2']["$frame_name"]['data'], $frame_terminatorpos + strlen(TextEncodingLookup('terminator', $frame_textencoding)), 1)) === 0) {
$frame_terminatorpos++; // strpos() fooled because 2nd byte of Unicode chars are often 0x00
}
$frame_sellername = substr($MP3fileInfo['id3']['id3v2']["$frame_name"]['data'], $frame_offset, $frame_terminatorpos - $frame_offset);
if (ord($frame_sellername) === 0) {
$frame_sellername = '';
}
$frame_offset = $frame_terminatorpos + strlen(TextEncodingLookup('terminator', $frame_textencoding));
$frame_terminatorpos = strpos($MP3fileInfo['id3']['id3v2']["$frame_name"]['data'], TextEncodingLookup('terminator', $frame_textencoding), $frame_offset);
if (ord(substr($MP3fileInfo['id3']['id3v2']["$frame_name"]['data'], $frame_terminatorpos + strlen(TextEncodingLookup('terminator', $frame_textencoding)), 1)) === 0) {
$frame_terminatorpos++; // strpos() fooled because 2nd byte of Unicode chars are often 0x00
}
$frame_description = substr($MP3fileInfo['id3']['id3v2']["$frame_name"]['data'], $frame_offset, $frame_terminatorpos - $frame_offset);
if (ord($frame_description) === 0) {
$frame_description = '';
}
$frame_offset = $frame_terminatorpos + strlen(TextEncodingLookup('terminator', $frame_textencoding));
$frame_terminatorpos = strpos($MP3fileInfo['id3']['id3v2']["$frame_name"]['data'], chr(0), $frame_offset);
$frame_mimetype = substr($MP3fileInfo['id3']['id3v2']["$frame_name"]['data'], $frame_offset, $frame_terminatorpos - $frame_offset);
$frame_offset = $frame_terminatorpos + strlen(chr(0));
$frame_sellerlogo = substr($MP3fileInfo['id3']['id3v2']["$frame_name"]['data'], $frame_offset);
$MP3fileInfo['id3']['id3v2']["$frame_name"]["$frame_arrayindex"]['encodingid'] = $frame_textencoding;
$MP3fileInfo['id3']['id3v2']["$frame_name"]["$frame_arrayindex"]['encoding'] = TextEncodingLookup('encoding', $frame_textencoding);
$MP3fileInfo['id3']['id3v2']["$frame_name"]["$frame_arrayindex"]['pricevaliduntil'] = $frame_datestring;
$MP3fileInfo['id3']['id3v2']["$frame_name"]["$frame_arrayindex"]['contacturl'] = $frame_contacturl;
$MP3fileInfo['id3']['id3v2']["$frame_name"]["$frame_arrayindex"]['receivedasid'] = $frame_receivedasid;
$MP3fileInfo['id3']['id3v2']["$frame_name"]["$frame_arrayindex"]['receivedas'] = COMRReceivedAsLookup($frame_receivedasid);
$MP3fileInfo['id3']['id3v2']["$frame_name"]["$frame_arrayindex"]['sellername'] = $frame_sellername;
$MP3fileInfo['id3']['id3v2']["$frame_name"]["$frame_arrayindex"]['asciisellername'] = RoughTranslateUnicodeToASCII($frame_sellername, $frame_textencoding);
$MP3fileInfo['id3']['id3v2']["$frame_name"]["$frame_arrayindex"]['description'] = $frame_description;
$MP3fileInfo['id3']['id3v2']["$frame_name"]["$frame_arrayindex"]['asciidescription'] = RoughTranslateUnicodeToASCII($frame_description, $frame_textencoding);
$MP3fileInfo['id3']['id3v2']["$frame_name"]["$frame_arrayindex"]['mime'] = $frame_mimetype;
$MP3fileInfo['id3']['id3v2']["$frame_name"]["$frame_arrayindex"]['logo'] = $frame_sellerlogo;
$MP3fileInfo['id3']['id3v2']["$frame_name"]["$frame_arrayindex"]['flags'] = $MP3fileInfo['id3']['id3v2']["$frame_name"]['flags'];
$MP3fileInfo['id3']['id3v2']["$frame_name"]["$frame_arrayindex"]['framenamelong'] = FrameNameLongLookup($frame_name);
unset($MP3fileInfo['id3']['id3v2']["$frame_name"]['flags']);
unset($MP3fileInfo['id3']['id3v2']["$frame_name"]['data']);
$MP3fileInfo['id3']['id3v2']["$frame_name"]["$frame_arrayindex"]['datalength'] = $MP3fileInfo['id3']['id3v2']["$frame_name"]['datalength'];
unset($MP3fileInfo['id3']['id3v2']["$frame_name"]['datalength']);
$MP3fileInfo['id3']['id3v2']["$frame_name"]["$frame_arrayindex"]['dataoffset'] = $MP3fileInfo['id3']['id3v2']["$frame_name"]['dataoffset'];
unset($MP3fileInfo['id3']['id3v2']["$frame_name"]['dataoffset']);
} else if (($MP3fileInfo['id3']['id3v2']['majorversion'] >= 3) && ($frame_name == 'ENCR')) { // 4.25 ENCR Encryption method registration (ID3v2.3+ only)
// There may be several 'ENCR' frames in a tag,
// but only one containing the same symbol
// and only one containing the same owner identifier
// <Header for 'Encryption method registration', ID: 'ENCR'>
// Owner identifier <text string> $00
// Method symbol $xx
// Encryption data <binary data>
$frame_offset = 0;
$frame_terminatorpos = strpos($MP3fileInfo['id3']['id3v2']["$frame_name"]['data'], chr(0), $frame_offset);
$frame_ownerid = substr($MP3fileInfo['id3']['id3v2']["$frame_name"]['data'], $frame_offset, $frame_terminatorpos - $frame_offset);
if (ord($frame_ownerid) === 0) {
$frame_ownerid = '';
}
$frame_offset = $frame_terminatorpos + strlen(chr(0));
$MP3fileInfo['id3']['id3v2']["$frame_name"]["$frame_arrayindex"]['ownerid'] = $frame_ownerid;
$MP3fileInfo['id3']['id3v2']["$frame_name"]["$frame_arrayindex"]['methodsymbol'] = ord(substr($MP3fileInfo['id3']['id3v2']["$frame_name"]['data'], $frame_offset++, 1));
$MP3fileInfo['id3']['id3v2']["$frame_name"]["$frame_arrayindex"]['data'] = substr($MP3fileInfo['id3']['id3v2']["$frame_name"]['data'], $frame_offset);
$MP3fileInfo['id3']['id3v2']["$frame_name"]["$frame_arrayindex"]['flags'] = $MP3fileInfo['id3']['id3v2']["$frame_name"]['flags'];
$MP3fileInfo['id3']['id3v2']["$frame_name"]["$frame_arrayindex"]['framenamelong'] = FrameNameLongLookup($frame_name);
unset($MP3fileInfo['id3']['id3v2']["$frame_name"]['flags']);
unset($MP3fileInfo['id3']['id3v2']["$frame_name"]['data']);
$MP3fileInfo['id3']['id3v2']["$frame_name"]["$frame_arrayindex"]['datalength'] = $MP3fileInfo['id3']['id3v2']["$frame_name"]['datalength'];
unset($MP3fileInfo['id3']['id3v2']["$frame_name"]['datalength']);
$MP3fileInfo['id3']['id3v2']["$frame_name"]["$frame_arrayindex"]['dataoffset'] = $MP3fileInfo['id3']['id3v2']["$frame_name"]['dataoffset'];
unset($MP3fileInfo['id3']['id3v2']["$frame_name"]['dataoffset']);
} else if (($MP3fileInfo['id3']['id3v2']['majorversion'] >= 3) && ($frame_name == 'GRID')) { // 4.26 GRID Group identification registration (ID3v2.3+ only)
// There may be several 'GRID' frames in a tag,
// but only one containing the same symbol
// and only one containing the same owner identifier
// <Header for 'Group ID registration', ID: 'GRID'>
// Owner identifier <text string> $00
// Group symbol $xx
// Group dependent data <binary data>
$frame_offset = 0;
$frame_terminatorpos = strpos($MP3fileInfo['id3']['id3v2']["$frame_name"]['data'], chr(0), $frame_offset);
$frame_ownerid = substr($MP3fileInfo['id3']['id3v2']["$frame_name"]['data'], $frame_offset, $frame_terminatorpos - $frame_offset);
if (ord($frame_ownerid) === 0) {
$frame_ownerid = '';
}
$frame_offset = $frame_terminatorpos + strlen(chr(0));
$MP3fileInfo['id3']['id3v2']["$frame_name"]["$frame_arrayindex"]['ownerid'] = $frame_ownerid;
$MP3fileInfo['id3']['id3v2']["$frame_name"]["$frame_arrayindex"]['groupsymbol'] = ord(substr($MP3fileInfo['id3']['id3v2']["$frame_name"]['data'], $frame_offset++, 1));
$MP3fileInfo['id3']['id3v2']["$frame_name"]["$frame_arrayindex"]['data'] = substr($MP3fileInfo['id3']['id3v2']["$frame_name"]['data'], $frame_offset);
$MP3fileInfo['id3']['id3v2']["$frame_name"]["$frame_arrayindex"]['flags'] = $MP3fileInfo['id3']['id3v2']["$frame_name"]['flags'];
$MP3fileInfo['id3']['id3v2']["$frame_name"]["$frame_arrayindex"]['framenamelong'] = FrameNameLongLookup($frame_name);
unset($MP3fileInfo['id3']['id3v2']["$frame_name"]['flags']);
unset($MP3fileInfo['id3']['id3v2']["$frame_name"]['data']);
$MP3fileInfo['id3']['id3v2']["$frame_name"]["$frame_arrayindex"]['datalength'] = $MP3fileInfo['id3']['id3v2']["$frame_name"]['datalength'];
unset($MP3fileInfo['id3']['id3v2']["$frame_name"]['datalength']);
$MP3fileInfo['id3']['id3v2']["$frame_name"]["$frame_arrayindex"]['dataoffset'] = $MP3fileInfo['id3']['id3v2']["$frame_name"]['dataoffset'];
unset($MP3fileInfo['id3']['id3v2']["$frame_name"]['dataoffset']);
} else if (($MP3fileInfo['id3']['id3v2']['majorversion'] >= 3) && ($frame_name == 'PRIV')) { // 4.27 PRIV Private frame (ID3v2.3+ only)
// The tag may contain more than one 'PRIV' frame
// but only with different contents
// <Header for 'Private frame', ID: 'PRIV'>
// Owner identifier <text string> $00
// The private data <binary data>
$frame_offset = 0;
$frame_terminatorpos = strpos($MP3fileInfo['id3']['id3v2']["$frame_name"]['data'], chr(0), $frame_offset);
$frame_ownerid = substr($MP3fileInfo['id3']['id3v2']["$frame_name"]['data'], $frame_offset, $frame_terminatorpos - $frame_offset);
if (ord($frame_ownerid) === 0) {
$frame_ownerid = '';
}
$frame_offset = $frame_terminatorpos + strlen(chr(0));
$MP3fileInfo['id3']['id3v2']["$frame_name"]["$frame_arrayindex"]['ownerid'] = $frame_ownerid;
$MP3fileInfo['id3']['id3v2']["$frame_name"]["$frame_arrayindex"]['data'] = substr($MP3fileInfo['id3']['id3v2']["$frame_name"]['data'], $frame_offset);
$MP3fileInfo['id3']['id3v2']["$frame_name"]["$frame_arrayindex"]['flags'] = $MP3fileInfo['id3']['id3v2']["$frame_name"]['flags'];
$MP3fileInfo['id3']['id3v2']["$frame_name"]["$frame_arrayindex"]['framenamelong'] = FrameNameLongLookup($frame_name);
unset($MP3fileInfo['id3']['id3v2']["$frame_name"]['flags']);
unset($MP3fileInfo['id3']['id3v2']["$frame_name"]['data']);
$MP3fileInfo['id3']['id3v2']["$frame_name"]["$frame_arrayindex"]['datalength'] = $MP3fileInfo['id3']['id3v2']["$frame_name"]['datalength'];
unset($MP3fileInfo['id3']['id3v2']["$frame_name"]['datalength']);
$MP3fileInfo['id3']['id3v2']["$frame_name"]["$frame_arrayindex"]['dataoffset'] = $MP3fileInfo['id3']['id3v2']["$frame_name"]['dataoffset'];
unset($MP3fileInfo['id3']['id3v2']["$frame_name"]['dataoffset']);
} else if (($MP3fileInfo['id3']['id3v2']['majorversion'] >= 4) && ($frame_name == 'SIGN')) { // 4.28 SIGN Signature frame (ID3v2.4+ only)
// There may be more than one 'signature frame' in a tag,
// but no two may be identical
// <Header for 'Signature frame', ID: 'SIGN'>
// Group symbol $xx
// Signature <binary data>
$frame_offset = 0;
$MP3fileInfo['id3']['id3v2']["$frame_name"]["$frame_arrayindex"]['groupsymbol'] = ord(substr($MP3fileInfo['id3']['id3v2']["$frame_name"]['data'], $frame_offset++, 1));
$MP3fileInfo['id3']['id3v2']["$frame_name"]["$frame_arrayindex"]['data'] = substr($MP3fileInfo['id3']['id3v2']["$frame_name"]['data'], $frame_offset);
$MP3fileInfo['id3']['id3v2']["$frame_name"]["$frame_arrayindex"]['flags'] = $MP3fileInfo['id3']['id3v2']["$frame_name"]['flags'];
$MP3fileInfo['id3']['id3v2']["$frame_name"]["$frame_arrayindex"]['framenamelong'] = FrameNameLongLookup($frame_name);
unset($MP3fileInfo['id3']['id3v2']["$frame_name"]['flags']);
unset($MP3fileInfo['id3']['id3v2']["$frame_name"]['data']);
$MP3fileInfo['id3']['id3v2']["$frame_name"]["$frame_arrayindex"]['datalength'] = $MP3fileInfo['id3']['id3v2']["$frame_name"]['datalength'];
unset($MP3fileInfo['id3']['id3v2']["$frame_name"]['datalength']);
$MP3fileInfo['id3']['id3v2']["$frame_name"]["$frame_arrayindex"]['dataoffset'] = $MP3fileInfo['id3']['id3v2']["$frame_name"]['dataoffset'];
unset($MP3fileInfo['id3']['id3v2']["$frame_name"]['dataoffset']);
} else if (($MP3fileInfo['id3']['id3v2']['majorversion'] >= 4) && ($frame_name == 'SEEK')) { // 4.29 SEEK Seek frame (ID3v2.4+ only)
// There may only be one 'seek frame' in a tag
// <Header for 'Seek frame', ID: 'SEEK'>
// Minimum offset to next tag $xx xx xx xx
$frame_offset = 0;
$MP3fileInfo['id3']['id3v2']["$frame_name"]['data'] = BigEndian2Int(substr($MP3fileInfo['id3']['id3v2']["$frame_name"]['data'], $frame_offset, 4));
$MP3fileInfo['id3']['id3v2']["$frame_name"]['framenamelong'] = FrameNameLongLookup($frame_name);
} else if (($MP3fileInfo['id3']['id3v2']['majorversion'] >= 4) && ($frame_name == 'ASPI')) { // 4.30 ASPI Audio seek point index (ID3v2.4+ only)
// There may only be one 'audio seek point index' frame in a tag
// <Header for 'Seek Point Index', ID: 'ASPI'>
// Indexed data start (S) $xx xx xx xx
// Indexed data length (L) $xx xx xx xx
// Number of index points (N) $xx xx
// Bits per index point (b) $xx
// Then for every index point the following data is included:
// Fraction at index (Fi) $xx (xx)
$frame_offset = 0;
$MP3fileInfo['id3']['id3v2']["$frame_name"]['datastart'] = BigEndian2Int(substr($MP3fileInfo['id3']['id3v2']["$frame_name"]['data'], $frame_offset, 4));
$frame_offset += 4;
$MP3fileInfo['id3']['id3v2']["$frame_name"]['indexeddatalength'] = BigEndian2Int(substr($MP3fileInfo['id3']['id3v2']["$frame_name"]['data'], $frame_offset, 4));
$frame_offset += 4;
$MP3fileInfo['id3']['id3v2']["$frame_name"]['indexpoints'] = BigEndian2Int(substr($MP3fileInfo['id3']['id3v2']["$frame_name"]['data'], $frame_offset, 2));
$frame_offset += 2;
$MP3fileInfo['id3']['id3v2']["$frame_name"]['bitsperpoint'] = ord(substr($MP3fileInfo['id3']['id3v2']["$frame_name"]['data'], $frame_offset++, 1));
$frame_bytesperpoint = ceil($MP3fileInfo['id3']['id3v2']["$frame_name"]['bitsperpoint'] / 8);
for ($i=0;$i<$frame_indexpoints;$i++) {
$MP3fileInfo['id3']['id3v2']["$frame_name"]['indexes']["$i"] = BigEndian2Int(substr($MP3fileInfo['id3']['id3v2']["$frame_name"]['data'], $frame_offset, $frame_bytesperpoint));
$frame_offset += $frame_bytesperpoint;
}
$MP3fileInfo['id3']['id3v2']["$frame_name"]['framenamelong'] = FrameNameLongLookup($frame_name);
unset($MP3fileInfo['id3']['id3v2']["$frame_name"]['data']);
} else if (($MP3fileInfo['id3']['id3v2']['majorversion'] >= 3) && ($frame_name == 'RGAD')) { // Replay Gain Adjustment
// http://privatewww.essex.ac.uk/~djmrob/replaygain/file_format_id3v2.html
// There may only be one 'RGAD' frame in a tag
// <Header for 'Replay Gain Adjustment', ID: 'RGAD'>
// Peak Amplitude $xx $xx $xx $xx
// Radio Replay Gain Adjustment %aaabbbcd %dddddddd
// Audiophile Replay Gain Adjustment %aaabbbcd %dddddddd
// a - name code
// b - originator code
// c - sign bit
// d - replay gain adjustment
$frame_offset = 0;
$MP3fileInfo['id3']['id3v2']["$frame_name"]['peakamplitude'] = BigEndian2Float(substr($MP3fileInfo['id3']['id3v2']["$frame_name"]['data'], $frame_offset, 4));
$frame_offset += 4;
$radioadjustment = Dec2Bin(substr($MP3fileInfo['id3']['id3v2']["$frame_name"]['data'], $frame_offset, 2));
$frame_offset += 2;
$audiophileadjustment = Dec2Bin(substr($MP3fileInfo['id3']['id3v2']["$frame_name"]['data'], $frame_offset, 2));
$frame_offset += 2;
$MP3fileInfo['id3']['id3v2']["$frame_name"]['raw']['radio']['name'] = Bin2Dec(substr($radioadjustment, 0, 3));
$MP3fileInfo['id3']['id3v2']["$frame_name"]['raw']['radio']['originator'] = Bin2Dec(substr($radioadjustment, 3, 3));
$MP3fileInfo['id3']['id3v2']["$frame_name"]['raw']['radio']['signbit'] = Bin2Dec(substr($radioadjustment, 6, 1));
$MP3fileInfo['id3']['id3v2']["$frame_name"]['raw']['radio']['adjustment'] = Bin2Dec(substr($radioadjustment, 7, 9));
$MP3fileInfo['id3']['id3v2']["$frame_name"]['raw']['audiophile']['name'] = Bin2Dec(substr($audiophileadjustment, 0, 3));
$MP3fileInfo['id3']['id3v2']["$frame_name"]['raw']['audiophile']['originator'] = Bin2Dec(substr($audiophileadjustment, 3, 3));
$MP3fileInfo['id3']['id3v2']["$frame_name"]['raw']['audiophile']['signbit'] = Bin2Dec(substr($audiophileadjustment, 6, 1));
$MP3fileInfo['id3']['id3v2']["$frame_name"]['raw']['audiophile']['adjustment'] = Bin2Dec(substr($audiophileadjustment, 7, 9));
$MP3fileInfo['id3']['id3v2']["$frame_name"]['radio']['name'] = RGADnameLookup($MP3fileInfo['id3']['id3v2']["$frame_name"]['raw']['radio']['name']);
$MP3fileInfo['id3']['id3v2']["$frame_name"]['radio']['originator'] = RGADoriginatorLookup($MP3fileInfo['id3']['id3v2']["$frame_name"]['raw']['radio']['originator']);
$MP3fileInfo['id3']['id3v2']["$frame_name"]['radio']['adjustment'] = RGADadjustmentLookup($MP3fileInfo['id3']['id3v2']["$frame_name"]['raw']['radio']['adjustment'], $MP3fileInfo['id3']['id3v2']["$frame_name"]['raw']['radio']['signbit']);
$MP3fileInfo['id3']['id3v2']["$frame_name"]['audiophile']['name'] = RGADnameLookup($MP3fileInfo['id3']['id3v2']["$frame_name"]['raw']['audiophile']['name']);
$MP3fileInfo['id3']['id3v2']["$frame_name"]['audiophile']['originator'] = RGADoriginatorLookup($MP3fileInfo['id3']['id3v2']["$frame_name"]['raw']['audiophile']['originator']);
$MP3fileInfo['id3']['id3v2']["$frame_name"]['audiophile']['adjustment'] = RGADadjustmentLookup($MP3fileInfo['id3']['id3v2']["$frame_name"]['raw']['audiophile']['adjustment'], $MP3fileInfo['id3']['id3v2']["$frame_name"]['raw']['audiophile']['signbit']);
$MP3fileInfo['replay_gain']['radio']['peak'] = $MP3fileInfo['id3']['id3v2']["$frame_name"]['peakamplitude'];
$MP3fileInfo['replay_gain']['radio']['originator'] = $MP3fileInfo['id3']['id3v2']["$frame_name"]['radio']['originator'];
$MP3fileInfo['replay_gain']['radio']['adjustment'] = $MP3fileInfo['id3']['id3v2']["$frame_name"]['radio']['adjustment'];
$MP3fileInfo['replay_gain']['audiophile']['originator'] = $MP3fileInfo['id3']['id3v2']["$frame_name"]['audiophile']['originator'];
$MP3fileInfo['replay_gain']['audiophile']['adjustment'] = $MP3fileInfo['id3']['id3v2']["$frame_name"]['audiophile']['adjustment'];
$MP3fileInfo['id3']['id3v2']["$frame_name"]['framenamelong'] = FrameNameLongLookup($frame_name);
unset($MP3fileInfo['id3']['id3v2']["$frame_name"]['data']);
}
return TRUE;
}
?>
