function GenerateID3v2FrameData($frame_name, $frame_data, $majorversion = 4, $showerrors = FALSE)
{
if (!IsValidID3v2FrameName($frame_name, $majorversion)) {
return FALSE;
}
if ($majorversion == 2) {
ksort($frame_data);
reset($frame_data);
switch ($frame_name) {
case 'TXX':
$error .= $frame_name . ' not yet supported in putid3.php<BR>';
break;
case 'WXX':
$error .= $frame_name . ' not yet supported in putid3.php<BR>';
break;
case 'IPL':
$error .= $frame_name . ' not yet supported in putid3.php<BR>';
break;
case 'MCI':
$error .= $frame_name . ' not yet supported in putid3.php<BR>';
break;
case 'ETC':
$error .= $frame_name . ' not yet supported in putid3.php<BR>';
break;
case 'MLL':
$error .= $frame_name . ' not yet supported in putid3.php<BR>';
break;
case 'STC':
$error .= $frame_name . ' not yet supported in putid3.php<BR>';
break;
case 'ULT':
$error .= $frame_name . ' not yet supported in putid3.php<BR>';
break;
case 'SLT':
$error .= $frame_name . ' not yet supported in putid3.php<BR>';
break;
case 'COM':
$error .= $frame_name . ' not yet supported in putid3.php<BR>';
break;
case 'RVA':
$error .= $frame_name . ' not yet supported in putid3.php<BR>';
break;
case 'EQU':
$error .= $frame_name . ' not yet supported in putid3.php<BR>';
break;
case 'REV':
$error .= $frame_name . ' not yet supported in putid3.php<BR>';
break;
case 'PIC':
$error .= $frame_name . ' not yet supported in putid3.php<BR>';
break;
case 'GEO':
$error .= $frame_name . ' not yet supported in putid3.php<BR>';
break;
case 'CNT':
$error .= $frame_name . ' not yet supported in putid3.php<BR>';
break;
case 'POP':
$error .= $frame_name . ' not yet supported in putid3.php<BR>';
break;
case 'BUF':
$error .= $frame_name . ' not yet supported in putid3.php<BR>';
break;
case 'CRM':
$error .= $frame_name . ' not yet supported in putid3.php<BR>';
break;
case 'CRA':
$error .= $frame_name . ' not yet supported in putid3.php<BR>';
break;
case 'LNK':
$error .= $frame_name . ' not yet supported in putid3.php<BR>';
break;
default:
if ($frame_name[0] == 'T') {
// T??
$error .= $frame_name . ' not yet supported in putid3.php<BR>';
} else {
if ($frame_name[0] == 'W') {
// W??
$error .= $frame_name . ' not yet supported in putid3.php<BR>';
} else {
$error .= $frame_name . ' not yet supported in putid3.php<BR>';
return FALSE;
}
}
}
} else {
// $majorversion > 2
switch ($frame_name) {
case 'UFID':
// 4.1 UFID Unique file identifier
// Owner identifier <text string> $00
// Identifier <up to 64 bytes binary data>
if (strlen($frame_data['data']) > 64) {
$error .= 'Identifier not allowed to be longer than 64 bytes in ' . $frame_name . ' (supplied data was ' . strlen($frame_data['data']) . ' bytes long)<BR>';
} else {
$framedata .= str_replace(chr(0), '', $frame_data['ownerid']) . chr(0);
$framedata .= substr($frame_data['data'], 0, 64);
// max 64 bytes - truncate anything longer
}
break;
case 'TXXX':
// 4.2.2 TXXX User defined text information frame
// Text encoding $xx
// Description <text string according to encoding> $00 (00)
// Value <text string according to encoding>
if (!IsValidTextEncoding($frame_data['encodingid'], $majorversion)) {
$error .= 'Invalid Text Encoding in ' . $frame_name . ' (' . $frame_data['encodingid'] . ') for ID3v2.' . $majorversion . '<BR>';
} else {
$framedata .= chr($frame_data['encodingid']);
$framedata .= $frame_data['description'] . TextEncodingLookup('terminator', $frame_data['encodingid']);
$framedata .= $frame_data['data'];
}
break;
case 'WXXX':
// 4.3.2 WXXX User defined URL link frame
// Text encoding $xx
// Description <text string according to encoding> $00 (00)
// URL <text string>
if (!IsValidTextEncoding($frame_data['encodingid'], $majorversion)) {
$error .= 'Invalid Text Encoding in ' . $frame_name . ' (' . $frame_data['encodingid'] . ') for ID3v2.' . $majorversion . '<BR>';
} else {
if (!IsValidURL($frame_data['url'], FALSE, FALSE)) {
$error .= 'Invalid URL in ' . $frame_name . ' (' . $frame_data['url'] . ')<BR>';
} else {
$framedata .= chr($frame_data['encodingid']);
$framedata .= $frame_data['description'] . TextEncodingLookup('terminator', $frame_data['encodingid']);
$framedata .= $frame_data['url'];
}
}
break;
case 'IPLS':
// 4.4 IPLS Involved people list (ID3v2.3 only)
// Text encoding $xx
// People list strings <textstrings>
if (!IsValidTextEncoding($frame_data['encodingid'], $majorversion)) {
$error .= 'Invalid Text Encoding in ' . $frame_name . ' (' . $frame_data['encodingid'] . ') for ID3v2.' . $majorversion . '<BR>';
} else {
$framedata .= chr($frame_data['encodingid']);
$framedata .= $frame_data['data'];
}
break;
case 'MCDI':
// 4.4 MCDI Music CD identifier
// CD TOC <binary data>
$framedata .= $frame_data['data'];
break;
case 'ETCO':
// 4.5 ETCO Event timing codes
// 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 $xx (xx ...)
// The 'Time stamp' is set to zero if directly at the beginning of the sound
// or after the previous event. All events MUST be sorted in chronological order.
if ($frame_data['timestampformat'] > 2 || $frame_data['timestampformat'] < 1) {
$error .= 'Invalid Time Stamp Format byte in ' . $frame_name . ' (' . $frame_data['timestampformat'] . ')<BR>';
} else {
$framedata .= chr($frame_data['timestampformat']);
foreach ($frame_data as $key => $val) {
if (!IsValidETCOevent($val['typeid'], $majorversion)) {
$error .= 'Invalid Event Type byte in ' . $frame_name . ' (' . $val['typeid'] . ')<BR>';
} else {
if ($key != 'timestampformat' && $key != 'flags') {
if ($val['timestamp'] > 0 && $previousETCOtimestamp >= $val['timestamp']) {
// 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.
$error .= 'Out-of-order timestamp in ' . $frame_name . ' (' . $val['timestamp'] . ') for Event Type (' . $val['typeid'] . ')<BR>';
} else {
$framedata .= chr($val['typeid']);
$framedata .= BigEndian2String($val['timestamp'], 4, FALSE);
}
}
}
}
}
break;
case 'MLLT':
// 4.6 MLLT MPEG location lookup table
// 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. $xx
// Then for every reference the following data is included;
// Deviation in bytes %xxx....
// Deviation in milliseconds %xxx....
if ($frame_data['framesbetweenreferences'] > 0 && $frame_data['framesbetweenreferences'] <= 65535) {
$framedata .= BigEndian2String($frame_data['framesbetweenreferences'], 2, FALSE);
} else {
$error .= 'Invalid MPEG Frames Between References in ' . $frame_name . ' (' . $frame_data['framesbetweenreferences'] . ')<BR>';
}
if ($frame_data['bytesbetweenreferences'] > 0 && $frame_data['bytesbetweenreferences'] <= 16777215) {
$framedata .= BigEndian2String($frame_data['bytesbetweenreferences'], 3, FALSE);
} else {
$error .= 'Invalid bytes Between References in ' . $frame_name . ' (' . $frame_data['bytesbetweenreferences'] . ')<BR>';
}
if ($frame_data['msbetweenreferences'] > 0 && $frame_data['msbetweenreferences'] <= 16777215) {
$framedata .= BigEndian2String($frame_data['msbetweenreferences'], 3, FALSE);
} else {
$error .= 'Invalid Milliseconds Between References in ' . $frame_name . ' (' . $frame_data['msbetweenreferences'] . ')<BR>';
}
if (!IsWithinBitRange($frame_data['bitsforbytesdeviation'], 8, FALSE)) {
if ($frame_data['bitsforbytesdeviation'] % 4 == 0) {
$framedata .= chr($frame_data['bitsforbytesdeviation']);
} else {
$error .= 'Bits For Bytes Deviation in ' . $frame_name . ' (' . $frame_data['bitsforbytesdeviation'] . ') must be a multiple of 4.<BR>';
}
} else {
$error .= 'Invalid Bits For Bytes Deviation in ' . $frame_name . ' (' . $frame_data['bitsforbytesdeviation'] . ')<BR>';
}
if (!IsWithinBitRange($frame_data['bitsformsdeviation'], 8, FALSE)) {
if ($frame_data['bitsformsdeviation'] % 4 == 0) {
$framedata .= chr($frame_data['bitsformsdeviation']);
} else {
$error .= 'Bits For Milliseconds Deviation in ' . $frame_name . ' (' . $frame_data['bitsforbytesdeviation'] . ') must be a multiple of 4.<BR>';
}
} else {
$error .= 'Invalid Bits For Milliseconds Deviation in ' . $frame_name . ' (' . $frame_data['bitsformsdeviation'] . ')<BR>';
}
foreach ($frame_data as $key => $val) {
if ($key != 'framesbetweenreferences' && $key != 'bytesbetweenreferences' && $key != 'msbetweenreferences' && $key != 'bitsforbytesdeviation' && $key != 'bitsformsdeviation' && $key != 'flags') {
$unwrittenbitstream .= str_pad(Dec2Bin($val['bytedeviation']), $frame_data['bitsforbytesdeviation'], '0', STR_PAD_LEFT);
$unwrittenbitstream .= str_pad(Dec2Bin($val['msdeviation']), $frame_data['bitsformsdeviation'], '0', STR_PAD_LEFT);
}
}
for ($i = 0; $i < strlen($unwrittenbitstream); $i += 8) {
$highnibble = bindec(substr($unwrittenbitstream, $i, 4)) << 4;
$lownibble = bindec(substr($unwrittenbitstream, $i + 4, 4));
$framedata .= chr($highnibble & $lownibble);
}
break;
case 'SYTC':
// 4.7 SYTC Synchronised tempo codes
// Time stamp format $xx
// Tempo data <binary data>
// Where time stamp format is:
// $01 (32-bit value) MPEG frames from beginning of file
// $02 (32-bit value) milliseconds from beginning of file
if ($frame_data['timestampformat'] > 2 || $frame_data['timestampformat'] < 1) {
$error .= 'Invalid Time Stamp Format byte in ' . $frame_name . ' (' . $frame_data['timestampformat'] . ')<BR>';
} else {
$framedata .= chr($frame_data['timestampformat']);
foreach ($frame_data as $key => $val) {
if (!IsValidETCOevent($val['typeid'], $majorversion)) {
$error .= 'Invalid Event Type byte in ' . $frame_name . ' (' . $val['typeid'] . ')<BR>';
} else {
if ($key != 'timestampformat' && $key != 'flags') {
if ($val['tempo'] < 0 || $val['tempo'] > 510) {
$error .= 'Invalid Tempo (max = 510) in ' . $frame_name . ' (' . $val['tempo'] . ') at timestamp (' . $val['timestamp'] . ')<BR>';
} else {
if ($val['tempo'] > 255) {
$framedata .= chr(255);
$val['tempo'] -= 255;
}
$framedata .= chr($val['tempo']);
$framedata .= BigEndian2String($val['timestamp'], 4, FALSE);
}
}
}
}
}
break;
case 'USLT':
// 4.8 USLT Unsynchronised lyric/text transcription
// Text encoding $xx
// Language $xx xx xx
// Content descriptor <text string according to encoding> $00 (00)
// Lyrics/text <full text string according to encoding>
if (!IsValidTextEncoding($frame_data['encodingid'], $majorversion)) {
$error .= 'Invalid Text Encoding in ' . $frame_name . ' (' . $frame_data['encodingid'] . ') for ID3v2.' . $majorversion . '<BR>';
} else {
if (LanguageLookup($frame_data['language'], TRUE) == '') {
$error .= 'Invalid Language in ' . $frame_name . ' (' . $frame_data['language'] . ')<BR>';
} else {
$framedata .= chr($frame_data['encodingid']);
$framedata .= strtolower($frame_data['language']);
$framedata .= $frame_data['description'] . TextEncodingLookup('terminator', $frame_data['encodingid']);
$framedata .= $frame_data['data'];
}
}
break;
case 'SYLT':
// 4.9 SYLT Synchronised lyric/text
// 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 $xx (xx ...)
if (!IsValidTextEncoding($frame_data['encodingid'], $majorversion)) {
$error .= 'Invalid Text Encoding in ' . $frame_name . ' (' . $frame_data['encodingid'] . ') for ID3v2.' . $majorversion . '<BR>';
} else {
if (LanguageLookup($frame_data['language'], TRUE) == '') {
$error .= 'Invalid Language in ' . $frame_name . ' (' . $frame_data['language'] . ')<BR>';
} else {
if ($frame_data['timestampformat'] > 2 || $frame_data['timestampformat'] < 1) {
$error .= 'Invalid Time Stamp Format byte in ' . $frame_name . ' (' . $frame_data['timestampformat'] . ')<BR>';
} else {
if (!IsValidSYLTtype($frame_data['contenttypeid'], $majorversion)) {
$error .= 'Invalid Content Type byte in ' . $frame_name . ' (' . $frame_data['contenttypeid'] . ')<BR>';
} else {
if (!is_array($frame_data['data'])) {
$error .= 'Invalid Lyric/Timestamp data in ' . $frame_name . ' (must be an array)<BR>';
} else {
$framedata .= chr($frame_data['encodingid']);
$framedata .= strtolower($frame_data['language']);
$framedata .= chr($frame_data['timestampformat']);
$framedata .= chr($frame_data['contenttypeid']);
$framedata .= $frame_data['description'] . TextEncodingLookup('terminator', $frame_data['encodingid']);
ksort($frame_data['data']);
foreach ($frame_data['data'] as $key => $val) {
$framedata .= $val['data'] . TextEncodingLookup('terminator', $frame_data['encodingid']);
$framedata .= BigEndian2String($val['timestamp'], 4, FALSE);
}
}
}
}
}
}
break;
case 'COMM':
// 4.10 COMM Comments
// Text encoding $xx
// Language $xx xx xx
// Short content descrip. <text string according to encoding> $00 (00)
// The actual text <full text string according to encoding>
if (!IsValidTextEncoding($frame_data['encodingid'], $majorversion)) {
$error .= 'Invalid Text Encoding in ' . $frame_name . ' (' . $frame_data['encodingid'] . ') for ID3v2.' . $majorversion . '<BR>';
} else {
if (LanguageLookup($frame_data['language'], TRUE) == '') {
$error .= 'Invalid Language in ' . $frame_name . ' (' . $frame_data['language'] . ')<BR>';
} else {
$framedata .= chr($frame_data['encodingid']);
$framedata .= strtolower($frame_data['language']);
$framedata .= $frame_data['description'] . TextEncodingLookup('terminator', $frame_data['encodingid']);
$framedata .= $frame_data['data'];
}
}
break;
case 'RVA2':
// 4.11 RVA2 Relative volume adjustment (2) (ID3v2.4+ only)
// 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 ...)
$framedata .= str_replace(chr(0), '', $frame_data['description']) . chr(0);
foreach ($frame_data as $key => $val) {
if ($key != 'description') {
$framedata .= chr($val['channeltypeid']);
$framedata .= substr(str_pad(dechex($val['volumeadjust']), 8, '0', STR_PAD_LEFT), 4, 4);
// signed 16-bit
if (!IsWithinBitRange($frame_data['bitspeakvolume'], 8, FALSE)) {
$framedata .= chr($val['bitspeakvolume']);
if ($val['bitspeakvolume'] > 0) {
$framedata .= BigEndian2String($val['peakvolume'], ceil($val['bitspeakvolume'] / 8), FALSE);
}
} else {
$error .= 'Invalid Bits Representing Peak Volume in ' . $frame_name . ' (' . $val['bitspeakvolume'] . ') (range = 0 to 255)<BR>';
}
}
}
break;
case 'RVAD':
// 4.12 RVAD Relative volume adjustment (ID3v2.3 only)
// 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 ...)
// 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 ...)
// Relative volume change, center $xx xx (xx ...) // e
// Peak volume center $xx xx (xx ...)
// Relative volume change, bass $xx xx (xx ...) // f
// Peak volume bass $xx xx (xx ...)
if (!IsWithinBitRange($frame_data['bitsvolume'], 8, FALSE)) {
$error .= 'Invalid Bits For Volume Description byte in ' . $frame_name . ' (' . $frame_data['bitsvolume'] . ') (range = 1 to 255)<BR>';
} else {
$incdecflag .= '00';
$incdecflag .= Bool2IntString($frame_data['incdec']['right']);
// a - Relative volume change, right
$incdecflag .= Bool2IntString($frame_data['incdec']['left']);
// b - Relative volume change, left
$incdecflag .= Bool2IntString($frame_data['incdec']['rightrear']);
// c - Relative volume change, right back
$incdecflag .= Bool2IntString($frame_data['incdec']['leftrear']);
// d - Relative volume change, left back
$incdecflag .= Bool2IntString($frame_data['incdec']['center']);
// e - Relative volume change, center
$incdecflag .= Bool2IntString($frame_data['incdec']['bass']);
// f - Relative volume change, bass
$framedata .= chr(bindec($incdecflag));
$framedata .= chr($frame_data['bitsvolume']);
$framedata .= BigEndian2String($frame_data['volumechange']['right'], ceil($frame_data['bitsvolume'] / 8), FALSE);
$framedata .= BigEndian2String($frame_data['volumechange']['left'], ceil($frame_data['bitsvolume'] / 8), FALSE);
$framedata .= BigEndian2String($frame_data['peakvolume']['right'], ceil($frame_data['bitsvolume'] / 8), FALSE);
$framedata .= BigEndian2String($frame_data['peakvolume']['left'], ceil($frame_data['bitsvolume'] / 8), FALSE);
if ($frame_data['volumechange']['rightrear'] || $frame_data['volumechange']['leftrear'] || $frame_data['peakvolume']['rightrear'] || $frame_data['peakvolume']['leftrear'] || $frame_data['volumechange']['center'] || $frame_data['peakvolume']['center'] || $frame_data['volumechange']['bass'] || $frame_data['peakvolume']['bass']) {
$framedata .= BigEndian2String($frame_data['volumechange']['rightrear'], ceil($frame_data['bitsvolume'] / 8), FALSE);
$framedata .= BigEndian2String($frame_data['volumechange']['leftrear'], ceil($frame_data['bitsvolume'] / 8), FALSE);
$framedata .= BigEndian2String($frame_data['peakvolume']['rightrear'], ceil($frame_data['bitsvolume'] / 8), FALSE);
$framedata .= BigEndian2String($frame_data['peakvolume']['leftrear'], ceil($frame_data['bitsvolume'] / 8), FALSE);
}
if ($frame_data['volumechange']['center'] || $frame_data['peakvolume']['center'] || $frame_data['volumechange']['bass'] || $frame_data['peakvolume']['bass']) {
$framedata .= BigEndian2String($frame_data['volumechange']['center'], ceil($frame_data['bitsvolume'] / 8), FALSE);
$framedata .= BigEndian2String($frame_data['peakvolume']['center'], ceil($frame_data['bitsvolume'] / 8), FALSE);
}
if ($frame_data['volumechange']['bass'] || $frame_data['peakvolume']['bass']) {
$framedata .= BigEndian2String($frame_data['volumechange']['bass'], ceil($frame_data['bitsvolume'] / 8), FALSE);
$framedata .= BigEndian2String($frame_data['peakvolume']['bass'], ceil($frame_data['bitsvolume'] / 8), FALSE);
}
}
break;
case 'EQU2':
// 4.12 EQU2 Equalisation (2) (ID3v2.4+ only)
// 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 $xx xx
if ($frame_data['interpolationmethod'] < 0 || $frame_data['interpolationmethod'] > 1) {
$error .= 'Invalid Interpolation Method byte in ' . $frame_name . ' (' . $frame_data['interpolationmethod'] . ') (valid = 0 or 1)<BR>';
} else {
$framedata .= chr($frame_data['interpolationmethod']);
$framedata .= str_replace(chr(0), '', $frame_data['description']) . chr(0);
foreach ($frame_data['data'] as $key => $val) {
$framedata .= BigEndian2String(round($key * 2), 2, FALSE);
$framedata .= substr(str_pad(dechex($val), 4, '0', STR_PAD_LEFT), 4, 4);
// signed 16-bit
}
}
break;
case 'EQUA':
// 4.12 EQUA Equalisation (ID3v2.3 only)
// 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 $xx (xx ...)
if (!IsWithinBitRange($frame_data['bitsvolume'], 8, FALSE)) {
$error .= 'Invalid Adjustment Bits byte in ' . $frame_name . ' (' . $frame_data['bitsvolume'] . ') (range = 1 to 255)<BR>';
} else {
$framedata .= chr($frame_data['adjustmentbits']);
foreach ($frame_data as $key => $val) {
if ($key != 'bitsvolume') {
if ($key > 32767 || $key < 0) {
$error .= 'Invalid Frequency in ' . $frame_name . ' (' . $key . ') (range = 0 to 32767)<BR>';
} else {
if ($val >= 0) {
// put MSB of frequency to 1 if increment, 0 if decrement
$key |= 0x8000;
}
$framedata .= BigEndian2String($key, 2, FALSE);
$framedata .= BigEndian2String($val, ceil($frame_data['adjustmentbits'] / 8), FALSE);
}
}
}
}
break;
case 'RVRB':
// 4.13 RVRB Reverb
// 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 $xx
if (!IsWithinBitRange($frame_data['left'], 16, FALSE)) {
$error .= 'Invalid Reverb Left in ' . $frame_name . ' (' . $frame_data['left'] . ') (range = 0 to 65535)<BR>';
} else {
if (!IsWithinBitRange($frame_data['right'], 16, FALSE)) {
$error .= 'Invalid Reverb Left in ' . $frame_name . ' (' . $frame_data['right'] . ') (range = 0 to 65535)<BR>';
} else {
if (!IsWithinBitRange($frame_data['bouncesL'], 8, FALSE)) {
$error .= 'Invalid Reverb Bounces, Left in ' . $frame_name . ' (' . $frame_data['bouncesL'] . ') (range = 0 to 255)<BR>';
} else {
if (!IsWithinBitRange($frame_data['bouncesR'], 8, FALSE)) {
$error .= 'Invalid Reverb Bounces, Right in ' . $frame_name . ' (' . $frame_data['bouncesR'] . ') (range = 0 to 255)<BR>';
} else {
if (!IsWithinBitRange($frame_data['feedbackLL'], 8, FALSE)) {
$error .= 'Invalid Reverb Feedback, Left-To-Left in ' . $frame_name . ' (' . $frame_data['feedbackLL'] . ') (range = 0 to 255)<BR>';
} else {
if (!IsWithinBitRange($frame_data['feedbackLR'], 8, FALSE)) {
$error .= 'Invalid Reverb Feedback, Left-To-Right in ' . $frame_name . ' (' . $frame_data['feedbackLR'] . ') (range = 0 to 255)<BR>';
} else {
if (!IsWithinBitRange($frame_data['feedbackRR'], 8, FALSE)) {
$error .= 'Invalid Reverb Feedback, Right-To-Right in ' . $frame_name . ' (' . $frame_data['feedbackRR'] . ') (range = 0 to 255)<BR>';
} else {
if (!IsWithinBitRange($frame_data['feedbackRL'], 8, FALSE)) {
$error .= 'Invalid Reverb Feedback, Right-To-Left in ' . $frame_name . ' (' . $frame_data['feedbackRL'] . ') (range = 0 to 255)<BR>';
} else {
if (!IsWithinBitRange($frame_data['premixLR'], 8, FALSE)) {
$error .= 'Invalid Premix, Left-To-Right in ' . $frame_name . ' (' . $frame_data['premixLR'] . ') (range = 0 to 255)<BR>';
} else {
if (!IsWithinBitRange($frame_data['premixRL'], 8, FALSE)) {
$error .= 'Invalid Premix, Right-To-Left in ' . $frame_name . ' (' . $frame_data['premixRL'] . ') (range = 0 to 255)<BR>';
} else {
$framedata .= BigEndian2String($frame_data['left'], 2, FALSE);
$framedata .= BigEndian2String($frame_data['right'], 2, FALSE);
$framedata .= chr($frame_data['bouncesL']);
$framedata .= chr($frame_data['bouncesR']);
$framedata .= chr($frame_data['feedbackLL']);
$framedata .= chr($frame_data['feedbackLR']);
$framedata .= chr($frame_data['feedbackRR']);
$framedata .= chr($frame_data['feedbackRL']);
$framedata .= chr($frame_data['premixLR']);
$framedata .= chr($frame_data['premixRL']);
}
}
}
}
}
}
}
}
}
}
break;
case 'APIC':
// 4.14 APIC Attached picture
// Text encoding $xx
// MIME type <text string> $00
// Picture type $xx
// Description <text string according to encoding> $00 (00)
// Picture data <binary data>
if (!IsValidTextEncoding($frame_data['encodingid'], $majorversion)) {
$error .= 'Invalid Text Encoding in ' . $frame_name . ' (' . $frame_data['encodingid'] . ') for ID3v2.' . $majorversion . '<BR>';
} else {
if (!IsValidAPICpicturetype($frame_data['picturetypeid'], $majorversion)) {
$error .= 'Invalid Picture Type byte in ' . $frame_name . ' (' . $frame_data['picturetypeid'] . ') for ID3v2.' . $majorversion . '<BR>';
} else {
if ($majorversion >= 3 && !IsValidAPICimageformat($frame_data['mime'], $majorversion)) {
$error .= 'Invalid MIME Type in ' . $frame_name . ' (' . $frame_data['mime'] . ') for ID3v2.' . $majorversion . '<BR>';
} else {
if ($frame_data['mime'] == '-->' && !IsValidURL($frame_data['data'], FALSE, FALSE)) {
$error .= 'Invalid URL in ' . $frame_name . ' (' . $frame_data['data'] . ')<BR>';
} else {
$framedata .= chr($frame_data['encodingid']);
$framedata .= str_replace(chr(0), '', $frame_data['mime']) . chr(0);
$framedata .= chr($frame_data['picturetypeid']);
$framedata .= $frame_data['description'] . TextEncodingLookup('terminator', $frame_data['encodingid']);
$framedata .= $frame_data['data'];
}
}
}
}
break;
case 'GEOB':
// 4.15 GEOB General encapsulated object
// Text encoding $xx
// MIME type <text string> $00
// Filename <text string according to encoding> $00 (00)
// Content description <text string according to encoding> $00 (00)
// Encapsulated object <binary data>
if (!IsValidTextEncoding($frame_data['encodingid'], $majorversion)) {
$error .= 'Invalid Text Encoding in ' . $frame_name . ' (' . $frame_data['encodingid'] . ') for ID3v2.' . $majorversion . '<BR>';
} else {
if (!IsValidMIMEstring($frame_data['mime'])) {
$error .= 'Invalid MIME Type in ' . $frame_name . ' (' . $frame_data['mime'] . ')<BR>';
} else {
if (!$frame_data['description']) {
$error .= 'Missing Description in ' . $frame_name . '<BR>';
} else {
$framedata .= chr($frame_data['encodingid']);
$framedata .= str_replace(chr(0), '', $frame_data['mime']) . chr(0);
$framedata .= $frame_data['filename'] . TextEncodingLookup('terminator', $frame_data['encodingid']);
$framedata .= $frame_data['description'] . TextEncodingLookup('terminator', $frame_data['encodingid']);
$framedata .= $frame_data['data'];
}
}
}
break;
case 'PCNT':
// 4.16 PCNT Play counter
// When the counter reaches all one's, one byte is inserted in
// front of the counter thus making the counter eight bits bigger
// Counter $xx xx xx xx (xx ...)
$framedata .= BigEndian2String($frame_data['data'], 4, FALSE);
break;
case 'POPM':
// 4.17 POPM Popularimeter
// When the counter reaches all one's, one byte is inserted in
// front of the counter thus making the counter eight bits bigger
// Email to user <text string> $00
// Rating $xx
// Counter $xx xx xx xx (xx ...)
if (!IsWithinBitRange($frame_data['rating'], 8, FALSE)) {
$error .= 'Invalid Rating byte in ' . $frame_name . ' (' . $frame_data['rating'] . ') (range = 0 to 255)<BR>';
} else {
if (!IsValidEmail($frame_data['email'])) {
$error .= 'Invalid Email in ' . $frame_name . ' (' . $frame_data['email'] . ')<BR>';
} else {
$framedata .= str_replace(chr(0), '', $frame_data['email']) . chr(0);
$framedata .= chr($frame_data['rating']);
$framedata .= BigEndian2String($frame_data['data'], 4, FALSE);
}
}
break;
case 'RBUF':
// 4.18 RBUF Recommended buffer size
// Buffer size $xx xx xx
// Embedded info flag %0000000x
// Offset to next tag $xx xx xx xx
if (!IsWithinBitRange($frame_data['buffersize'], 24, FALSE)) {
$error .= 'Invalid Buffer Size in ' . $frame_name . '<BR>';
} else {
if (!IsWithinBitRange($frame_data['nexttagoffset'], 32, FALSE)) {
$error .= 'Invalid Offset To Next Tag in ' . $frame_name . '<BR>';
} else {
$framedata .= BigEndian2String($frame_data['buffersize'], 3, FALSE);
$flag .= '0000000';
$flag .= Bool2IntString($frame_data['flags']['embededinfo']);
$framedata .= chr(bindec($flag));
$framedata .= BigEndian2String($frame_data['nexttagoffset'], 4, FALSE);
}
}
break;
case 'AENC':
// 4.19 AENC Audio encryption
// Owner identifier <text string> $00
// Preview start $xx xx
// Preview length $xx xx
// Encryption info <binary data>
if (!IsWithinBitRange($frame_data['previewstart'], 16, FALSE)) {
$error .= 'Invalid Preview Start in ' . $frame_name . ' (' . $frame_data['previewstart'] . ')<BR>';
} else {
if (!IsWithinBitRange($frame_data['previewlength'], 16, FALSE)) {
$error .= 'Invalid Preview Length in ' . $frame_name . ' (' . $frame_data['previewlength'] . ')<BR>';
} else {
$framedata .= str_replace(chr(0), '', $frame_data['ownerid']) . chr(0);
$framedata .= BigEndian2String($frame_data['previewstart'], 2, FALSE);
$framedata .= BigEndian2String($frame_data['previewlength'], 2, FALSE);
$framedata .= $frame_data['encryptioninfo'];
}
}
break;
case 'LINK':
// 4.20 LINK Linked information
// Frame identifier $xx xx xx xx
// URL <text string> $00
// ID and additional data <text string(s)>
if (!IsValidID3v2FrameName($frame_data['frameid'], $majorversion)) {
$error .= 'Invalid Frame Identifier in ' . $frame_name . ' (' . $frame_data['frameid'] . ')<BR>';
} else {
if (!IsValidURL($frame_data['url'], TRUE, FALSE)) {
$error .= 'Invalid URL in ' . $frame_name . ' (' . $frame_data['url'] . ')<BR>';
} else {
if (($frame_data['frameid'] == 'AENC' || $frame_data['frameid'] == 'APIC' || $frame_data['frameid'] == 'GEOB' || $frame_data['frameid'] == 'TXXX') && $frame_data['additionaldata'] == '') {
$error .= 'Content Descriptor must be specified as additional data for Frame Identifier of ' . $frame_data['frameid'] . ' in ' . $frame_name . '<BR>';
} else {
if ($frame_data['frameid'] == 'USER' && LanguageLookup($frame_data['additionaldata'], TRUE) == '') {
$error .= 'Language must be specified as additional data for Frame Identifier of ' . $frame_data['frameid'] . ' in ' . $frame_name . '<BR>';
} else {
if ($frame_data['frameid'] == 'PRIV' && $frame_data['additionaldata'] == '') {
$error .= 'Owner Identifier must be specified as additional data for Frame Identifier of ' . $frame_data['frameid'] . ' in ' . $frame_name . '<BR>';
} else {
if (($frame_data['frameid'] == 'COMM' || $frame_data['frameid'] == 'SYLT' || $frame_data['frameid'] == 'USLT') && (LanguageLookup(substr($frame_data['additionaldata'], 0, 3), TRUE) == '' || substr($frame_data['additionaldata'], 3) == '')) {
$error .= 'Language followed by Content Descriptor must be specified as additional data for Frame Identifier of ' . $frame_data['frameid'] . ' in ' . $frame_name . '<BR>';
} else {
$framedata .= $frame_data['frameid'];
$framedata .= str_replace(chr(0), '', $frame_data['url']) . chr(0);
switch ($frame_data['frameid']) {
case 'COMM':
case 'SYLT':
case 'USLT':
case 'PRIV':
case 'USER':
case 'AENC':
case 'APIC':
case 'GEOB':
case 'TXXX':
$framedata .= $frame_data['additionaldata'];
break;
case 'ASPI':
case 'ETCO':
case 'EQU2':
case 'MCID':
case 'MLLT':
case 'OWNE':
case 'RVA2':
case 'RVRB':
case 'SYTC':
case 'IPLS':
case 'RVAD':
case 'EQUA':
// no additional data required
break;
case 'RBUF':
if ($majorversion == 3) {
// no additional data required
} else {
$error .= $frame_data['frameid'] . ' is not a valid Frame Identifier in ' . $frame_name . ' (in ID3v2.' . $majorversion . ')<BR>';
}
default:
if (substr($frame_data['frameid'], 0, 1) == 'T' || substr($frame_data['frameid'], 0, 1) == 'W') {
// no additional data required
} else {
$error .= $frame_data['frameid'] . ' is not a valid Frame Identifier in ' . $frame_name . ' (in ID3v2.' . $majorversion . ')<BR>';
}
break;
}
}
}
}
}
}
}
break;
case 'POSS':
// 4.21 POSS Position synchronisation frame (ID3v2.3+ only)
// Time stamp format $xx
// Position $xx (xx ...)
if ($frame_data['timestampformat'] < 1 || $frame_data['timestampformat'] > 2) {
$error .= 'Invalid Time Stamp Format in ' . $frame_name . ' (' . $frame_data['timestampformat'] . ') (valid = 1 or 2)<BR>';
} else {
if (!IsWithinBitRange($frame_data['position'], 32, FALSE)) {
$error .= 'Invalid Position in ' . $frame_name . ' (' . $frame_data['position'] . ') (range = 0 to 4294967295)<BR>';
} else {
$framedata .= chr($frame_data['timestampformat']);
$framedata .= BigEndian2String($frame_data['position'], 4, FALSE);
}
}
break;
case 'USER':
// 4.22 USER Terms of use (ID3v2.3+ only)
// Text encoding $xx
// Language $xx xx xx
// The actual text <text string according to encoding>
if (!IsValidTextEncoding($frame_data['encodingid'], $majorversion)) {
$error .= 'Invalid Text Encoding in ' . $frame_name . ' (' . $frame_data['encodingid'] . ')<BR>';
} else {
if (LanguageLookup($frame_data['language'], TRUE) == '') {
$error .= 'Invalid Language in ' . $frame_name . ' (' . $frame_data['language'] . ')<BR>';
} else {
$framedata .= chr($frame_data['encodingid']);
$framedata .= strtolower($frame_data['language']);
$framedata .= $frame_data['data'];
}
}
break;
case 'OWNE':
// 4.23 OWNE Ownership frame (ID3v2.3+ only)
// Text encoding $xx
// Price paid <text string> $00
// Date of purch. <text string>
// Seller <text string according to encoding>
if (!IsValidTextEncoding($frame_data['encodingid'], $majorversion)) {
$error .= 'Invalid Text Encoding in ' . $frame_name . ' (' . $frame_data['encodingid'] . ')<BR>';
} else {
if (!IsANumber($frame_data['pricepaid']['value'], FALSE)) {
$error .= 'Invalid Price Paid in ' . $frame_name . ' (' . $frame_data['pricepaid']['value'] . ')<BR>';
} else {
if (!IsValidDateStampString($frame_data['purchasedate'])) {
$error .= 'Invalid Date Of Purchase in ' . $frame_name . ' (' . $frame_data['purchasedate'] . ') (format = YYYYMMDD)<BR>';
} else {
$framedata .= chr($frame_data['encodingid']);
$framedata .= str_replace(chr(0), '', $frame_data['pricepaid']['value']) . chr(0);
$framedata .= $frame_data['purchasedate'];
$framedata .= $frame_data['seller'];
}
}
}
break;
case 'COMR':
// 4.24 COMR Commercial frame (ID3v2.3+ only)
// 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> $00
// Seller logo <binary data>
if (!IsValidTextEncoding($frame_data['encodingid'], $majorversion)) {
$error .= 'Invalid Text Encoding in ' . $frame_name . ' (' . $frame_data['encodingid'] . ')<BR>';
} else {
if (!IsValidDateStampString($frame_data['pricevaliduntil'])) {
$error .= 'Invalid Valid Until date in ' . $frame_name . ' (' . $frame_data['pricevaliduntil'] . ') (format = YYYYMMDD)<BR>';
} else {
if (!IsValidURL($frame_data['contacturl'], FALSE, TRUE)) {
$error .= 'Invalid Contact URL in ' . $frame_name . ' (' . $frame_data['contacturl'] . ') (allowed schemes: http, https, ftp, mailto)<BR>';
} else {
if (!IsValidCOMRreceivedas($frame_data['receivedasid'], $majorversion)) {
$error .= 'Invalid Received As byte in ' . $frame_name . ' (' . $frame_data['contacturl'] . ') (range = 0 to 8)<BR>';
} else {
if (!IsValidMIMEstring($frame_data['mime'])) {
$error .= 'Invalid MIME Type in ' . $frame_name . ' (' . $frame_data['mime'] . ')<BR>';
} else {
$framedata .= chr($frame_data['encodingid']);
unset($pricestring);
foreach ($frame_data['price'] as $key => $val) {
if (IsValidPriceString($key . $val['value'])) {
$pricestrings[] = $key . $val['value'];
} else {
$error .= 'Invalid Price String in ' . $frame_name . ' (' . $key . $val['value'] . ')<BR>';
}
}
$framedata .= implode('/', $pricestrings);
$framedata .= $frame_data['pricevaliduntil'];
$framedata .= str_replace(chr(0), '', $frame_data['contacturl']) . chr(0);
$framedata .= chr($frame_data['receivedasid']);
$framedata .= $frame_data['sellername'] . TextEncodingLookup('terminator', $frame_data['encodingid']);
$framedata .= $frame_data['description'] . TextEncodingLookup('terminator', $frame_data['encodingid']);
$framedata .= $frame_data['mime'] . chr(0);
$framedata .= $frame_data['logo'];
}
}
}
}
}
break;
case 'ENCR':
// 4.25 ENCR Encryption method registration (ID3v2.3+ only)
// Owner identifier <text string> $00
// Method symbol $xx
// Encryption data <binary data>
if (!IsWithinBitRange($frame_data['methodsymbol'], 8, FALSE)) {
$error .= 'Invalid Group Symbol in ' . $frame_name . ' (' . $frame_data['methodsymbol'] . ') (range = 0 to 255)<BR>';
} else {
$framedata .= str_replace(chr(0), '', $frame_data['ownerid']) . chr(0);
$framedata .= ord($frame_data['methodsymbol']);
$framedata .= $frame_data['data'];
}
break;
case 'GRID':
// 4.26 GRID Group identification registration (ID3v2.3+ only)
// Owner identifier <text string> $00
// Group symbol $xx
// Group dependent data <binary data>
if (!IsWithinBitRange($frame_data['groupsymbol'], 8, FALSE)) {
$error .= 'Invalid Group Symbol in ' . $frame_name . ' (' . $frame_data['groupsymbol'] . ') (range = 0 to 255)<BR>';
} else {
$framedata .= str_replace(chr(0), '', $frame_data['ownerid']) . chr(0);
$framedata .= ord($frame_data['groupsymbol']);
$framedata .= $frame_data['data'];
}
break;
case 'PRIV':
// 4.27 PRIV Private frame (ID3v2.3+ only)
// Owner identifier <text string> $00
// The private data <binary data>
$framedata .= str_replace(chr(0), '', $frame_data['ownerid']) . chr(0);
$framedata .= $frame_data['data'];
break;
case 'SIGN':
// 4.28 SIGN Signature frame (ID3v2.4+ only)
// Group symbol $xx
// Signature <binary data>
if (!IsWithinBitRange($frame_data['groupsymbol'], 8, FALSE)) {
$error .= 'Invalid Group Symbol in ' . $frame_name . ' (' . $frame_data['groupsymbol'] . ') (range = 0 to 255)<BR>';
} else {
$framedata .= ord($frame_data['groupsymbol']);
$framedata .= $frame_data['data'];
}
break;
case 'SEEK':
// 4.29 SEEK Seek frame (ID3v2.4+ only)
// Minimum offset to next tag $xx xx xx xx
if (!IsWithinBitRange($frame_data['data'], 32, FALSE)) {
$error .= 'Invalid Minimum Offset in ' . $frame_name . ' (' . $frame_data['data'] . ') (range = 0 to 4294967295)<BR>';
} else {
$framedata .= BigEndian2String($frame_data['data'], 4, FALSE);
}
break;
case 'ASPI':
// 4.30 ASPI Audio seek point index (ID3v2.4+ only)
// 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) $xx (xx)
if (!IsWithinBitRange($frame_data['datastart'], 32, FALSE)) {
$error .= 'Invalid Indexed Data Start in ' . $frame_name . ' (' . $frame_data['datastart'] . ') (range = 0 to 4294967295)<BR>';
} else {
if (!IsWithinBitRange($frame_data['datalength'], 32, FALSE)) {
$error .= 'Invalid Indexed Data Length in ' . $frame_name . ' (' . $frame_data['datalength'] . ') (range = 0 to 4294967295)<BR>';
} else {
if (!IsWithinBitRange($frame_data['indexpoints'], 16, FALSE)) {
$error .= 'Invalid Number Of Index Points in ' . $frame_name . ' (' . $frame_data['indexpoints'] . ') (range = 0 to 65535)<BR>';
} else {
if (!IsWithinBitRange($frame_data['bitsperpoint'], 8, FALSE)) {
$error .= 'Invalid Bits Per Index Point in ' . $frame_name . ' (' . $frame_data['bitsperpoint'] . ') (range = 0 to 255)<BR>';
} else {
if ($frame_data['indexpoints'] != count($frame_data['indexes'])) {
$error .= 'Number Of Index Points does not match actual supplied data in ' . $frame_name . '<BR>';
} else {
$framedata .= BigEndian2String($frame_data['datastart'], 4, FALSE);
$framedata .= BigEndian2String($frame_data['datalength'], 4, FALSE);
$framedata .= BigEndian2String($frame_data['indexpoints'], 2, FALSE);
$framedata .= BigEndian2String($frame_data['bitsperpoint'], 1, FALSE);
foreach ($frame_data['indexes'] as $key => $val) {
$framedata .= BigEndian2String($val, ceil($frame_data['bitsperpoint'] / 8), FALSE);
}
}
}
}
}
}
break;
case 'RGAD':
// RGAD Replay Gain Adjustment
// http://privatewww.essex.ac.uk/~djmrob/replaygain/
// Peak Amplitude $xx $xx $xx $xx
// Radio Replay Gain Adjustment %aaabbbcd %dddddddd
// Audiophile Replay Gain Adjustment %aaabbbcd %dddddddd
// a - name code
// b - originator code
// c - sign bit
// d - replay gain adjustment
if ($frame_data['radio_adjustment'] > 51 || $frame_data['radio_adjustment'] < -51) {
$error .= 'Invalid Radio Adjustment in ' . $frame_name . ' (' . $frame_data['radio_adjustment'] . ') (range = -51.0 to +51.0)<BR>';
} else {
if ($frame_data['audiophile_adjustment'] > 51 || $frame_data['audiophile_adjustment'] < -51) {
$error .= 'Invalid Audiophile Adjustment in ' . $frame_name . ' (' . $frame_data['audiophile_adjustment'] . ') (range = -51.0 to +51.0)<BR>';
} else {
if (!IsValidRGADname($frame_data['raw']['radio_name'], $majorversion)) {
$error .= 'Invalid Radio Name Code in ' . $frame_name . ' (' . $frame_data['raw']['radio_name'] . ') (range = 0 to 2)<BR>';
} else {
if (!IsValidRGADname($frame_data['raw']['audiophile_name'], $majorversion)) {
$error .= 'Invalid Audiophile Name Code in ' . $frame_name . ' (' . $frame_data['raw']['audiophile_name'] . ') (range = 0 to 2)<BR>';
} else {
if (!IsValidRGADoriginator($frame_data['raw']['radio_originator'], $majorversion)) {
$error .= 'Invalid Radio Originator Code in ' . $frame_name . ' (' . $frame_data['raw']['radio_originator'] . ') (range = 0 to 3)<BR>';
} else {
if (!IsValidRGADoriginator($frame_data['raw']['audiophile_originator'], $majorversion)) {
$error .= 'Invalid Audiophile Originator Code in ' . $frame_name . ' (' . $frame_data['raw']['audiophile_originator'] . ') (range = 0 to 3)<BR>';
} else {
$framedata .= Float2String($frame_data['peakamplitude'], 32);
$framedata .= RGADgainString($frame_data['raw']['radio_name'], $frame_data['raw']['radio_originator'], $frame_data['radio_adjustment']);
$framedata .= RGADgainString($frame_data['raw']['audiophile_name'], $frame_data['raw']['audiophile_originator'], $frame_data['audiophile_adjustment']);
}
}
}
}
}
}
break;
default:
if ($frame_name[0] == 'T') {
// 4.2. T??? Text information frames
// Text encoding $xx
// Information <text string(s) according to encoding>
if (!IsValidTextEncoding($frame_data['encodingid'], $majorversion)) {
$error .= 'Invalid Text Encoding in ' . $frame_name . ' (' . $frame_data['encodingid'] . ') for ID3v2.' . $majorversion . '<BR>';
} else {
$framedata .= chr($frame_data['encodingid']);
$framedata .= $frame_data['data'];
}
} else {
if ($frame_name[0] == 'W') {
// 4.3. W??? URL link frames
// URL <text string>
if (!IsValidURL($frame_data['url'], FALSE, FALSE)) {
$error .= 'Invalid URL in ' . $frame_name . ' (' . $frame_data['url'] . ')<BR>';
} else {
$framedata .= $frame_data['url'];
}
} else {
$error .= $frame_name . ' not yet supported in putid3.php<BR>';
}
}
break;
}
}
if ($error) {
if ($showerrors) {
echo $error;
}
return FALSE;
} else {
return $framedata;
}
}
function ID3v2FrameProcessing($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' || $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' || $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' || $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' || $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' || $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' || $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' || $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' || $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' || $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' || $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' || $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)) - 0x7fff;
// 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' || $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));
$frame_remainingdata = substr($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' || $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' || $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' || $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) {
$imagetypes = array(1 => 'image/gif', 2 => 'image/jpeg', 3 => 'image/png');
$MP3fileInfo['id3']['id3v2']["{$frame_name}"]["{$frame_arrayindex}"]['image_mime'] = $imagetypes["{$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']);
$MP3fileInfo['id3']['id3v2']["{$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 == 'GEOB' || $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' || $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' || $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' || $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' || $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' || $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']);
$MP3fileInfo['id3']['id3v2']["{$frame_name}"]['framenamelong'] = FrameNameLongLookup($frame_name);
unset($MP3fileInfo['id3']['id3v2']["{$frame_name}"]['data']);
}
}
}
}
}
}
}
}
}
}
}
}
}
}
}
}
}
}
}
}
}
}
}
}
}
}
}
}
}
}
}
}
}
}
}
}
}
return TRUE;
}
