Mercurial > judyates
view e2gallerypro/e2upload/Backend/Assets/getid3/module.tag.id3v2.php @ 3:3f6b44aa6b35 judyates
[svn r4] added ability to buy stuff, from a Prints page, but it doesn't work well with the css, and it also has not been fitted into the perl make system.
| author | rlm |
|---|---|
| date | Mon, 22 Feb 2010 08:02:39 -0500 |
| parents | |
| children |
line wrap: on
line source
1 <?php2 // +----------------------------------------------------------------------+3 // | PHP version 5 |4 // +----------------------------------------------------------------------+5 // | Copyright (c) 2002-2006 James Heinrich, Allan Hansen |6 // +----------------------------------------------------------------------+7 // | This source file is subject to version 2 of the GPL license, |8 // | that is bundled with this package in the file license.txt and is |9 // | available through the world-wide-web at the following url: |10 // | http://www.gnu.org/copyleft/gpl.html |11 // +----------------------------------------------------------------------+12 // | getID3() - http://getid3.sourceforge.net or http://www.getid3.org |13 // +----------------------------------------------------------------------+14 // | Authors: James Heinrich <infoØgetid3*org> |15 // | Allan Hansen <ahØartemis*dk> |16 // +----------------------------------------------------------------------+17 // | module.tag.id3v2.php |18 // | module for analyzing ID3v2 tags |19 // | dependencies: module.tag.id3v1.php |20 // | module.lib.image_size.php (optional) |21 // | zlib support in PHP (optional) |22 // +----------------------------------------------------------------------+23 //24 // $Id: module.tag.id3v2.php,v 1.15 2006/12/03 23:47:29 ah Exp $29 class getid3_id3v2 extends getid3_handler30 {32 public $option_starting_offset = 0;35 public function Analyze() {37 $getid3 = $this->getid3;39 // dependency40 $getid3->include_module('tag.id3v1');42 if ($getid3->option_tags_images) {43 $getid3->include_module('lib.image_size');44 }47 // Overall tag structure:48 // +-----------------------------+49 // | Header (10 bytes) |50 // +-----------------------------+51 // | Extended Header |52 // | (variable length, OPTIONAL) |53 // +-----------------------------+54 // | Frames (variable length) |55 // +-----------------------------+56 // | Padding |57 // | (variable length, OPTIONAL) |58 // +-----------------------------+59 // | Footer (10 bytes, OPTIONAL) |60 // +-----------------------------+61 //62 // Header63 // ID3v2/file identifier "ID3"64 // ID3v2 version $04 0065 // ID3v2 flags (%ab000000 in v2.2, %abc00000 in v2.3, %abcd0000 in v2.4.x)66 // ID3v2 size 4 * %0xxxxxxx69 // shortcuts70 $getid3->info['id3v2']['header'] = true;71 $info_id3v2 = &$getid3->info['id3v2'];72 $info_id3v2['flags'] = array ();73 $info_id3v2_flags = &$info_id3v2['flags'];76 $this->fseek($this->option_starting_offset, SEEK_SET);77 $header = $this->fread(10);78 if (substr($header, 0, 3) == 'ID3' && strlen($header) == 10) {80 $info_id3v2['majorversion'] = ord($header{3});81 $info_id3v2['minorversion'] = ord($header{4});83 // shortcut84 $id3v2_major_version = &$info_id3v2['majorversion'];86 } else {87 unset($getid3->info['id3v2']);88 return false;90 }92 if ($id3v2_major_version > 4) { // this script probably won't correctly parse ID3v2.5.x and above (if it ever exists)93 throw new getid3_exception('this script only parses up to ID3v2.4.x - this tag is ID3v2.'.$id3v2_major_version.'.'.$info_id3v2['minorversion']);94 }96 $id3_flags = ord($header{5});97 switch ($id3v2_major_version) {98 case 2:99 // %ab000000 in v2.2100 $info_id3v2_flags['unsynch'] = (bool)($id3_flags & 0x80); // a - Unsynchronisation101 $info_id3v2_flags['compression'] = (bool)($id3_flags & 0x40); // b - Compression102 break;104 case 3:105 // %abc00000 in v2.3106 $info_id3v2_flags['unsynch'] = (bool)($id3_flags & 0x80); // a - Unsynchronisation107 $info_id3v2_flags['exthead'] = (bool)($id3_flags & 0x40); // b - Extended header108 $info_id3v2_flags['experim'] = (bool)($id3_flags & 0x20); // c - Experimental indicator109 break;111 case 4:112 // %abcd0000 in v2.4113 $info_id3v2_flags['unsynch'] = (bool)($id3_flags & 0x80); // a - Unsynchronisation114 $info_id3v2_flags['exthead'] = (bool)($id3_flags & 0x40); // b - Extended header115 $info_id3v2_flags['experim'] = (bool)($id3_flags & 0x20); // c - Experimental indicator116 $info_id3v2_flags['isfooter'] = (bool)($id3_flags & 0x10); // d - Footer present117 break;118 }120 $info_id3v2['headerlength'] = getid3_lib::BigEndianSyncSafe2Int(substr($header, 6, 4)) + 10; // length of ID3v2 tag in 10-byte header doesn't include 10-byte header length122 $info_id3v2['tag_offset_start'] = $this->option_starting_offset;123 $info_id3v2['tag_offset_end'] = $info_id3v2['tag_offset_start'] + $info_id3v2['headerlength'];126 // Frames128 // All ID3v2 frames consists of one frame header followed by one or more129 // fields containing the actual information. The header is always 10130 // bytes and laid out as follows:131 //132 // Frame ID $xx xx xx xx (four characters)133 // Size 4 * %0xxxxxxx134 // Flags $xx xx136 $size_of_frames = $info_id3v2['headerlength'] - 10; // not including 10-byte initial header137 if (@$info_id3v2['exthead']['length']) {138 $size_of_frames -= ($info_id3v2['exthead']['length'] + 4);139 }141 if (@$info_id3v2_flags['isfooter']) {142 $size_of_frames -= 10; // footer takes last 10 bytes of ID3v2 header, after frame data, before audio143 }145 if ($size_of_frames > 0) {146 $frame_data = $this->fread($size_of_frames); // read all frames from file into $frame_data variable148 // if entire frame data is unsynched, de-unsynch it now (ID3v2.3.x)149 if (@$info_id3v2_flags['unsynch'] && ($id3v2_major_version <= 3)) {150 $frame_data = str_replace("\xFF\x00", "\xFF", $frame_data);151 }153 // [in ID3v2.4.0] Unsynchronisation [S:6.1] is done on frame level, instead154 // of on tag level, making it easier to skip frames, increasing the streamability155 // of the tag. The unsynchronisation flag in the header [S:3.1] indicates that156 // there exists an unsynchronised frame, while the new unsynchronisation flag in157 // the frame header [S:4.1.2] indicates unsynchronisation.159 //$frame_data_offset = 10 + (@$info_id3v2['exthead']['length'] ? $info_id3v2['exthead']['length'] + 4 : 0); // how many bytes into the stream - start from after the 10-byte header (and extended header length+4, if present)160 $frame_data_offset = 10; // how many bytes into the stream - start from after the 10-byte header162 // Extended Header163 if (@$info_id3v2_flags['exthead']) {164 $extended_header_offset = 0;166 if ($id3v2_major_version == 3) {168 // v2.3 definition:169 //Extended header size $xx xx xx xx // 32-bit integer170 //Extended Flags $xx xx171 // %x0000000 %00000000 // v2.3172 // x - CRC data present173 //Size of padding $xx xx xx xx175 $info_id3v2['exthead']['length'] = getid3_lib::BigEndian2Int(substr($frame_data, $extended_header_offset, 4), 0);176 $extended_header_offset += 4;178 $info_id3v2['exthead']['flag_bytes'] = 2;179 $info_id3v2['exthead']['flag_raw'] = getid3_lib::BigEndian2Int(substr($frame_data, $extended_header_offset, $info_id3v2['exthead']['flag_bytes']));180 $extended_header_offset += $info_id3v2['exthead']['flag_bytes'];182 $info_id3v2['exthead']['flags']['crc'] = (bool) ($info_id3v2['exthead']['flag_raw'] & 0x8000);184 $info_id3v2['exthead']['padding_size'] = getid3_lib::BigEndian2Int(substr($frame_data, $extended_header_offset, 4));185 $extended_header_offset += 4;187 if ($info_id3v2['exthead']['flags']['crc']) {188 $info_id3v2['exthead']['flag_data']['crc'] = getid3_lib::BigEndian2Int(substr($frame_data, $extended_header_offset, 4));189 $extended_header_offset += 4;190 }191 $extended_header_offset += $info_id3v2['exthead']['padding_size'];193 }195 elseif ($id3v2_major_version == 4) {197 // v2.4 definition:198 //Extended header size 4 * %0xxxxxxx // 28-bit synchsafe integer199 //Number of flag bytes $01200 //Extended Flags $xx201 // %0bcd0000 // v2.4202 // b - Tag is an update203 // Flag data length $00204 // c - CRC data present205 // Flag data length $05206 // Total frame CRC 5 * %0xxxxxxx207 // d - Tag restrictions208 // Flag data length $01210 $info_id3v2['exthead']['length'] = getid3_lib::BigEndian2Int(substr($frame_data, $extended_header_offset, 4), 1);211 $extended_header_offset += 4;213 $info_id3v2['exthead']['flag_bytes'] = 1;214 $info_id3v2['exthead']['flag_raw'] = getid3_lib::BigEndian2Int(substr($frame_data, $extended_header_offset, $info_id3v2['exthead']['flag_bytes']));215 $extended_header_offset += $info_id3v2['exthead']['flag_bytes'];217 $info_id3v2['exthead']['flags']['update'] = (bool) ($info_id3v2['exthead']['flag_raw'] & 0x4000);218 $info_id3v2['exthead']['flags']['crc'] = (bool) ($info_id3v2['exthead']['flag_raw'] & 0x2000);219 $info_id3v2['exthead']['flags']['restrictions'] = (bool) ($info_id3v2['exthead']['flag_raw'] & 0x1000);221 if ($info_id3v2['exthead']['flags']['crc']) {222 $info_id3v2['exthead']['flag_data']['crc'] = getid3_lib::BigEndian2Int(substr($frame_data, $extended_header_offset, 5), 1);223 $extended_header_offset += 5;224 }225 if ($info_id3v2['exthead']['flags']['restrictions']) {226 // %ppqrrstt227 $restrictions_raw = getid3_lib::BigEndian2Int(substr($frame_data, $extended_header_offset, 1));228 $extended_header_offset += 1;229 $info_id3v2['exthead']['flags']['restrictions']['tagsize'] = ($restrictions_raw && 0xC0) >> 6; // p - Tag size restrictions230 $info_id3v2['exthead']['flags']['restrictions']['textenc'] = ($restrictions_raw && 0x20) >> 5; // q - Text encoding restrictions231 $info_id3v2['exthead']['flags']['restrictions']['textsize'] = ($restrictions_raw && 0x18) >> 3; // r - Text fields size restrictions232 $info_id3v2['exthead']['flags']['restrictions']['imgenc'] = ($restrictions_raw && 0x04) >> 2; // s - Image encoding restrictions233 $info_id3v2['exthead']['flags']['restrictions']['imgsize'] = ($restrictions_raw && 0x03) >> 0; // t - Image size restrictions234 }236 }237 $frame_data_offset += $extended_header_offset;238 $frame_data = substr($frame_data, $extended_header_offset);239 } // end extended header246 while (isset($frame_data) && (strlen($frame_data) > 0)) { // cycle through until no more frame data is left to parse247 if (strlen($frame_data) <= ($id3v2_major_version == 2 ? 6 : 10)) {248 // insufficient room left in ID3v2 header for actual data - must be padding249 $info_id3v2['padding']['start'] = $frame_data_offset;250 $info_id3v2['padding']['length'] = strlen($frame_data);251 $info_id3v2['padding']['valid'] = true;252 for ($i = 0; $i < $info_id3v2['padding']['length']; $i++) {253 if ($frame_data{$i} != "\x00") {254 $info_id3v2['padding']['valid'] = false;255 $info_id3v2['padding']['errorpos'] = $info_id3v2['padding']['start'] + $i;256 $getid3->warning('Invalid ID3v2 padding found at offset '.$info_id3v2['padding']['errorpos'].' (the remaining '.($info_id3v2['padding']['length'] - $i).' bytes are considered invalid)');257 break;258 }259 }260 break; // skip rest of ID3v2 header261 }263 if ($id3v2_major_version == 2) {264 // Frame ID $xx xx xx (three characters)265 // Size $xx xx xx (24-bit integer)266 // Flags $xx xx268 $frame_header = substr($frame_data, 0, 6); // take next 6 bytes for header269 $frame_data = substr($frame_data, 6); // and leave the rest in $frame_data270 $frame_name = substr($frame_header, 0, 3);271 $frame_size = getid3_lib::BigEndian2Int(substr($frame_header, 3, 3));272 $frame_flags = 0; // not used for anything in ID3v2.2, just set to avoid E_NOTICEs275 } elseif ($id3v2_major_version > 2) {277 // Frame ID $xx xx xx xx (four characters)278 // Size $xx xx xx xx (32-bit integer in v2.3, 28-bit synchsafe in v2.4+)279 // Flags $xx xx281 $frame_header = substr($frame_data, 0, 10); // take next 10 bytes for header282 $frame_data = substr($frame_data, 10); // and leave the rest in $frame_data284 $frame_name = substr($frame_header, 0, 4);286 if ($id3v2_major_version == 3) {287 $frame_size = getid3_lib::BigEndian2Int(substr($frame_header, 4, 4)); // 32-bit integer289 } else { // ID3v2.4+290 $frame_size = getid3_lib::BigEndianSyncSafe2Int(substr($frame_header, 4, 4)); // 32-bit synchsafe integer (28-bit value)291 }293 if ($frame_size < (strlen($frame_data) + 4)) {294 $nextFrameID = substr($frame_data, $frame_size, 4);295 if (getid3_id3v2::IsValidID3v2FrameName($nextFrameID, $id3v2_major_version)) {296 // next frame is OK297 } elseif (($frame_name == "\x00".'MP3') || ($frame_name == "\x00\x00".'MP') || ($frame_name == ' MP3') || ($frame_name == 'MP3e')) {298 // MP3ext known broken frames - "ok" for the purposes of this test299 } elseif (($id3v2_major_version == 4) && (getid3_id3v2::IsValidID3v2FrameName(substr($frame_data, getid3_lib::BigEndian2Int(substr($frame_header, 4, 4)), 4), 3))) {300 $getid3->warning('ID3v2 tag written as ID3v2.4, but with non-synchsafe integers (ID3v2.3 style). Older versions of (Helium2; iTunes) are known culprits of this. Tag has been parsed as ID3v2.3');301 $id3v2_major_version = 3;302 $frame_size = getid3_lib::BigEndian2Int(substr($frame_header, 4, 4)); // 32-bit integer303 }304 }307 $frame_flags = getid3_lib::BigEndian2Int(substr($frame_header, 8, 2));308 }310 if ((($id3v2_major_version == 2) && ($frame_name == "\x00\x00\x00")) || ($frame_name == "\x00\x00\x00\x00")) {311 // padding encountered313 $info_id3v2['padding']['start'] = $frame_data_offset;314 $info_id3v2['padding']['length'] = strlen($frame_header) + strlen($frame_data);315 $info_id3v2['padding']['valid'] = true;317 $len = strlen($frame_data);318 for ($i = 0; $i < $len; $i++) {319 if ($frame_data{$i} != "\x00") {320 $info_id3v2['padding']['valid'] = false;321 $info_id3v2['padding']['errorpos'] = $info_id3v2['padding']['start'] + $i;322 $getid3->warning('Invalid ID3v2 padding found at offset '.$info_id3v2['padding']['errorpos'].' (the remaining '.($info_id3v2['padding']['length'] - $i).' bytes are considered invalid)');323 break;324 }325 }326 break; // skip rest of ID3v2 header327 }329 if ($frame_name == 'COM ') {330 $getid3->warning('error parsing "'.$frame_name.'" ('.$frame_data_offset.' bytes into the ID3v2.'.$id3v2_major_version.' tag). (ERROR: IsValidID3v2FrameName("'.str_replace("\x00", ' ', $frame_name).'", '.$id3v2_major_version.'))). [Note: this particular error has been known to happen with tags edited by iTunes (versions "X v2.0.3", "v3.0.1" are known-guilty, probably others too)]');331 $frame_name = 'COMM';332 }333 if (($frame_size <= strlen($frame_data)) && (getid3_id3v2::IsValidID3v2FrameName($frame_name, $id3v2_major_version))) {335 unset($parsed_frame);336 $parsed_frame['frame_name'] = $frame_name;337 $parsed_frame['frame_flags_raw'] = $frame_flags;338 $parsed_frame['data'] = substr($frame_data, 0, $frame_size);339 $parsed_frame['datalength'] = (int)($frame_size);340 $parsed_frame['dataoffset'] = $frame_data_offset;342 $this->ParseID3v2Frame($parsed_frame);343 $info_id3v2[$frame_name][] = $parsed_frame;345 $frame_data = substr($frame_data, $frame_size);347 } else { // invalid frame length or FrameID349 if ($frame_size <= strlen($frame_data)) {351 if (getid3_id3v2::IsValidID3v2FrameName(substr($frame_data, $frame_size, 4), $id3v2_major_version)) {353 // next frame is valid, just skip the current frame354 $frame_data = substr($frame_data, $frame_size);355 $getid3->warning('Next ID3v2 frame is valid, skipping current frame.');357 } else {359 // next frame is invalid too, abort processing360 throw new getid3_exception('Next ID3v2 frame is also invalid, aborting processing.');362 }364 } elseif ($frame_size == strlen($frame_data)) {366 // this is the last frame, just skip367 $getid3->warning('This was the last ID3v2 frame.');369 } else {371 // next frame is invalid too, abort processing372 $frame_data = null;373 $getid3->warning('Invalid ID3v2 frame size, aborting.');375 }376 if (!getid3_id3v2::IsValidID3v2FrameName($frame_name, $id3v2_major_version)) {378 switch ($frame_name) {380 case "\x00\x00".'MP':381 case "\x00".'MP3':382 case ' MP3':383 case 'MP3e':384 case "\x00".'MP':385 case ' MP':386 case 'MP3':387 $getid3->warning('error parsing "'.$frame_name.'" ('.$frame_data_offset.' bytes into the ID3v2.'.$id3v2_major_version.' tag). (ERROR: !IsValidID3v2FrameName("'.str_replace("\x00", ' ', $frame_name).'", '.$id3v2_major_version.'))). [Note: this particular error has been known to happen with tags edited by "MP3ext (www.mutschler.de/mp3ext/)"]');388 break;390 default:391 $getid3->warning('error parsing "'.$frame_name.'" ('.$frame_data_offset.' bytes into the ID3v2.'.$id3v2_major_version.' tag). (ERROR: !IsValidID3v2FrameName("'.str_replace("\x00", ' ', $frame_name).'", '.$id3v2_major_version.'))).');392 break;393 }395 } elseif ($frame_size > strlen(@$frame_data)){397 throw new getid3_exception('error parsing "'.$frame_name.'" ('.$frame_data_offset.' bytes into the ID3v2.'.$id3v2_major_version.' tag). (ERROR: $frame_size ('.$frame_size.') > strlen($frame_data) ('.strlen($frame_data).')).');399 } else {401 throw new getid3_exception('error parsing "'.$frame_name.'" ('.$frame_data_offset.' bytes into the ID3v2.'.$id3v2_major_version.' tag).');403 }405 }406 $frame_data_offset += ($frame_size + ($id3v2_major_version == 2 ? 6 : 10));408 }410 }413 // Footer415 // The footer is a copy of the header, but with a different identifier.416 // ID3v2 identifier "3DI"417 // ID3v2 version $04 00418 // ID3v2 flags %abcd0000419 // ID3v2 size 4 * %0xxxxxxx421 if (isset($info_id3v2_flags['isfooter']) && $info_id3v2_flags['isfooter']) {422 $footer = fread ($getid3->fp, 10);423 if (substr($footer, 0, 3) == '3DI') {424 $info_id3v2['footer'] = true;425 $info_id3v2['majorversion_footer'] = ord($footer{3});426 $info_id3v2['minorversion_footer'] = ord($footer{4});427 }428 if ($info_id3v2['majorversion_footer'] <= 4) {429 $id3_flags = ord($footer{5});430 $info_id3v2_flags['unsynch_footer'] = (bool)($id3_flags & 0x80);431 $info_id3v2_flags['extfoot_footer'] = (bool)($id3_flags & 0x40);432 $info_id3v2_flags['experim_footer'] = (bool)($id3_flags & 0x20);433 $info_id3v2_flags['isfooter_footer'] = (bool)($id3_flags & 0x10);435 $info_id3v2['footerlength'] = getid3_lib::BigEndianSyncSafe2Int(substr($footer, 6, 4));436 }437 } // end footer439 if (isset($info_id3v2['comments']['genre'])) {440 foreach ($info_id3v2['comments']['genre'] as $key => $value) {441 unset($info_id3v2['comments']['genre'][$key]);442 $info_id3v2['comments'] = getid3_id3v2::array_merge_noclobber($info_id3v2['comments'], getid3_id3v2::ParseID3v2GenreString($value));443 }444 }446 if (isset($info_id3v2['comments']['track'])) {447 foreach ($info_id3v2['comments']['track'] as $key => $value) {448 if (strstr($value, '/')) {449 list($info_id3v2['comments']['track'][$key], $info_id3v2['comments']['totaltracks'][$key]) = explode('/', $info_id3v2['comments']['track'][$key]);450 }451 }452 }454 // Use year from recording time if year not set455 if (!isset($info_id3v2['comments']['year']) && ereg('^([0-9]{4})', @$info_id3v2['comments']['recording_time'][0], $matches)) {456 $info_id3v2['comments']['year'] = array ($matches[1]);457 }459 // Set avdataoffset460 $getid3->info['avdataoffset'] = $info_id3v2['headerlength'];461 if (isset($info_id3v2['footer'])) {462 $getid3->info['avdataoffset'] += 10;463 }465 return true;466 }470 private function ParseID3v2Frame(&$parsed_frame) {472 $getid3 = $this->getid3;474 $id3v2_major_version = $getid3->info['id3v2']['majorversion'];476 $frame_name_long = getid3_id3v2::FrameNameLongLookup($parsed_frame['frame_name']);477 if ($frame_name_long) {478 $parsed_frame['framenamelong'] = $frame_name_long;479 }481 $frame_name_short = getid3_id3v2::FrameNameShortLookup($parsed_frame['frame_name']);482 if ($frame_name_short) {483 $parsed_frame['framenameshort'] = $frame_name_short;484 }486 if ($id3v2_major_version >= 3) { // frame flags are not part of the ID3v2.2 standard488 if ($id3v2_major_version == 3) {490 // Frame Header Flags491 // %abc00000 %ijk00000493 $parsed_frame['flags']['TagAlterPreservation'] = (bool)($parsed_frame['frame_flags_raw'] & 0x8000); // a - Tag alter preservation494 $parsed_frame['flags']['FileAlterPreservation'] = (bool)($parsed_frame['frame_flags_raw'] & 0x4000); // b - File alter preservation495 $parsed_frame['flags']['ReadOnly'] = (bool)($parsed_frame['frame_flags_raw'] & 0x2000); // c - Read only496 $parsed_frame['flags']['compression'] = (bool)($parsed_frame['frame_flags_raw'] & 0x0080); // i - Compression497 $parsed_frame['flags']['Encryption'] = (bool)($parsed_frame['frame_flags_raw'] & 0x0040); // j - Encryption498 $parsed_frame['flags']['GroupingIdentity'] = (bool)($parsed_frame['frame_flags_raw'] & 0x0020); // k - Grouping identity501 } elseif ($id3v2_major_version == 4) {503 // Frame Header Flags504 // %0abc0000 %0h00kmnp506 $parsed_frame['flags']['TagAlterPreservation'] = (bool)($parsed_frame['frame_flags_raw'] & 0x4000); // a - Tag alter preservation507 $parsed_frame['flags']['FileAlterPreservation'] = (bool)($parsed_frame['frame_flags_raw'] & 0x2000); // b - File alter preservation508 $parsed_frame['flags']['ReadOnly'] = (bool)($parsed_frame['frame_flags_raw'] & 0x1000); // c - Read only509 $parsed_frame['flags']['GroupingIdentity'] = (bool)($parsed_frame['frame_flags_raw'] & 0x0040); // h - Grouping identity510 $parsed_frame['flags']['compression'] = (bool)($parsed_frame['frame_flags_raw'] & 0x0008); // k - Compression511 $parsed_frame['flags']['Encryption'] = (bool)($parsed_frame['frame_flags_raw'] & 0x0004); // m - Encryption512 $parsed_frame['flags']['Unsynchronisation'] = (bool)($parsed_frame['frame_flags_raw'] & 0x0002); // n - Unsynchronisation513 $parsed_frame['flags']['DataLengthIndicator'] = (bool)($parsed_frame['frame_flags_raw'] & 0x0001); // p - Data length indicator515 // Frame-level de-unsynchronisation - ID3v2.4516 if ($parsed_frame['flags']['Unsynchronisation']) {517 $parsed_frame['data'] = str_replace("\xFF\x00", "\xFF", $parsed_frame['data']);518 }519 }521 // Frame-level de-compression522 if ($parsed_frame['flags']['compression']) {523 $parsed_frame['decompressed_size'] = getid3_lib::BigEndian2Int(substr($parsed_frame['data'], 0, 4));525 if (!function_exists('gzuncompress')) {526 $getid3->warning('gzuncompress() support required to decompress ID3v2 frame "'.$parsed_frame['frame_name'].'"');527 } elseif ($decompressed_data = @gzuncompress(substr($parsed_frame['data'], 4))) {528 $parsed_frame['data'] = $decompressed_data;529 } else {530 $getid3->warning('gzuncompress() failed on compressed contents of ID3v2 frame "'.$parsed_frame['frame_name'].'"');531 }532 }533 }536 if (isset($parsed_frame['datalength']) && ($parsed_frame['datalength'] == 0)) {538 $warning = 'Frame "'.$parsed_frame['frame_name'].'" at offset '.$parsed_frame['dataoffset'].' has no data portion';539 switch ($parsed_frame['frame_name']) {540 case 'WCOM':541 $warning .= ' (this is known to happen with files tagged by RioPort)';542 break;544 default:545 break;546 }547 $getid3->warning($warning);548 return true;549 }552 if ((($id3v2_major_version >= 3) && ($parsed_frame['frame_name'] == 'UFID')) || // 4.1 UFID Unique file identifier553 (($id3v2_major_version == 2) && ($parsed_frame['frame_name'] == 'UFI'))) { // 4.1 UFI Unique file identifier555 // There may be more than one 'UFID' frame in a tag,556 // but only one with the same 'Owner identifier'.557 // <Header for 'Unique file identifier', ID: 'UFID'>558 // Owner identifier <text string> $00559 // Identifier <up to 64 bytes binary data>561 $frame_terminator_pos = strpos($parsed_frame['data'], "\x00");562 $frame_id_string = substr($parsed_frame['data'], 0, $frame_terminator_pos);563 $parsed_frame['ownerid'] = $frame_id_string;564 $parsed_frame['data'] = substr($parsed_frame['data'], $frame_terminator_pos + strlen("\x00"));565 unset($parsed_frame['data']);566 return true;567 }570 if ((($id3v2_major_version >= 3) && ($parsed_frame['frame_name'] == 'TXXX')) || // 4.2.2 TXXX User defined text information frame571 (($id3v2_major_version == 2) && ($parsed_frame['frame_name'] == 'TXX'))) { // 4.2.2 TXX User defined text information frame573 // There may be more than one 'TXXX' frame in each tag,574 // but only one with the same description.575 // <Header for 'User defined text information frame', ID: 'TXXX'>576 // Text encoding $xx577 // Description <text string according to encoding> $00 (00)578 // Value <text string according to encoding>580 $frame_offset = 0;581 $frame_text_encoding = ord($parsed_frame['data']{$frame_offset++});583 if ((($id3v2_major_version <= 3) && ($frame_text_encoding > 1)) || (($id3v2_major_version == 4) && ($frame_text_encoding > 3))) {584 $getid3->warning('Invalid text encoding byte ('.$frame_text_encoding.') in frame "'.$parsed_frame['frame_name'].'" - defaulting to ISO-8859-1 encoding');585 }586 $frame_terminator_pos = @strpos($parsed_frame['data'], getid3_id3v2::TextEncodingTerminatorLookup($frame_text_encoding), $frame_offset);587 if (ord(substr($parsed_frame['data'], $frame_terminator_pos + strlen(getid3_id3v2::TextEncodingTerminatorLookup($frame_text_encoding)), 1)) === 0) {588 $frame_terminator_pos++; // @strpos() fooled because 2nd byte of Unicode chars are often 0x00589 }590 $frame_description = substr($parsed_frame['data'], $frame_offset, $frame_terminator_pos - $frame_offset);591 if (ord($frame_description) === 0) {592 $frame_description = '';593 }594 $parsed_frame['encodingid'] = $frame_text_encoding;595 $parsed_frame['encoding'] = $this->TextEncodingNameLookup($frame_text_encoding);597 $parsed_frame['description'] = $frame_description;598 $parsed_frame['data'] = substr($parsed_frame['data'], $frame_terminator_pos + strlen(getid3_id3v2::TextEncodingTerminatorLookup($frame_text_encoding)));599 if (!empty($parsed_frame['framenameshort']) && !empty($parsed_frame['data'])) {600 $getid3->info['id3v2']['comments'][$parsed_frame['framenameshort']][] = trim($getid3->iconv($parsed_frame['encoding'], 'UTF-8', $parsed_frame['data']));601 }602 unset($parsed_frame['data']);603 return true;604 }607 if ($parsed_frame['frame_name']{0} == 'T') { // 4.2. T??[?] Text information frame609 // There may only be one text information frame of its kind in an tag.610 // <Header for 'Text information frame', ID: 'T000' - 'TZZZ',611 // excluding 'TXXX' described in 4.2.6.>612 // Text encoding $xx613 // Information <text string(s) according to encoding>615 $frame_offset = 0;616 $frame_text_encoding = ord($parsed_frame['data']{$frame_offset++});617 if ((($id3v2_major_version <= 3) && ($frame_text_encoding > 1)) || (($id3v2_major_version == 4) && ($frame_text_encoding > 3))) {618 $getid3->warning('Invalid text encoding byte ('.$frame_text_encoding.') in frame "'.$parsed_frame['frame_name'].'" - defaulting to ISO-8859-1 encoding');619 }621 $parsed_frame['data'] = (string)substr($parsed_frame['data'], $frame_offset);623 $parsed_frame['encodingid'] = $frame_text_encoding;624 $parsed_frame['encoding'] = $this->TextEncodingNameLookup($frame_text_encoding);626 if (!empty($parsed_frame['framenameshort']) && !empty($parsed_frame['data'])) {628 // remove possible terminating \x00 (put by encoding id or software bug)629 $string = $getid3->iconv($parsed_frame['encoding'], 'UTF-8', $parsed_frame['data']);630 if ($string[strlen($string)-1] = "\x00") {631 $string = substr($string, 0, strlen($string)-1);632 }633 $getid3->info['id3v2']['comments'][$parsed_frame['framenameshort']][] = $string;634 unset($string);635 }636 return true;637 }640 if ((($id3v2_major_version >= 3) && ($parsed_frame['frame_name'] == 'WXXX')) || // 4.3.2 WXXX User defined URL link frame641 (($id3v2_major_version == 2) && ($parsed_frame['frame_name'] == 'WXX'))) { // 4.3.2 WXX User defined URL link frame643 // There may be more than one 'WXXX' frame in each tag,644 // but only one with the same description645 // <Header for 'User defined URL link frame', ID: 'WXXX'>646 // Text encoding $xx647 // Description <text string according to encoding> $00 (00)648 // URL <text string>650 $frame_offset = 0;651 $frame_text_encoding = ord($parsed_frame['data']{$frame_offset++});652 if ((($id3v2_major_version <= 3) && ($frame_text_encoding > 1)) || (($id3v2_major_version == 4) && ($frame_text_encoding > 3))) {653 $getid3->warning('Invalid text encoding byte ('.$frame_text_encoding.') in frame "'.$parsed_frame['frame_name'].'" - defaulting to ISO-8859-1 encoding');654 }655 $frame_terminator_pos = @strpos($parsed_frame['data'], getid3_id3v2::TextEncodingTerminatorLookup($frame_text_encoding), $frame_offset);656 if (ord(substr($parsed_frame['data'], $frame_terminator_pos + strlen(getid3_id3v2::TextEncodingTerminatorLookup($frame_text_encoding)), 1)) === 0) {657 $frame_terminator_pos++; // @strpos() fooled because 2nd byte of Unicode chars are often 0x00658 }659 $frame_description = substr($parsed_frame['data'], $frame_offset, $frame_terminator_pos - $frame_offset);661 if (ord($frame_description) === 0) {662 $frame_description = '';663 }664 $parsed_frame['data'] = substr($parsed_frame['data'], $frame_terminator_pos + strlen(getid3_id3v2::TextEncodingTerminatorLookup($frame_text_encoding)));666 $frame_terminator_pos = strpos($parsed_frame['data'], getid3_id3v2::TextEncodingTerminatorLookup($frame_text_encoding));667 if (ord(substr($parsed_frame['data'], $frame_terminator_pos + strlen(getid3_id3v2::TextEncodingTerminatorLookup($frame_text_encoding)), 1)) === 0) {668 $frame_terminator_pos++; // strpos() fooled because 2nd byte of Unicode chars are often 0x00669 }670 if ($frame_terminator_pos) {671 // there are null bytes after the data - this is not according to spec672 // only use data up to first null byte673 $frame_urldata = (string)substr($parsed_frame['data'], 0, $frame_terminator_pos);674 } else {675 // no null bytes following data, just use all data676 $frame_urldata = (string)$parsed_frame['data'];677 }679 $parsed_frame['encodingid'] = $frame_text_encoding;680 $parsed_frame['encoding'] = $this->TextEncodingNameLookup($frame_text_encoding);682 $parsed_frame['url'] = $frame_urldata;683 $parsed_frame['description'] = $frame_description;684 if (!empty($parsed_frame['framenameshort']) && $parsed_frame['url']) {685 $getid3->info['id3v2']['comments'][$parsed_frame['framenameshort']][] = $getid3->iconv($parsed_frame['encoding'], 'UTF-8', $parsed_frame['url']);686 }687 unset($parsed_frame['data']);688 return true;689 }692 if ($parsed_frame['frame_name']{0} == 'W') { // 4.3. W??? URL link frames694 // There may only be one URL link frame of its kind in a tag,695 // except when stated otherwise in the frame description696 // <Header for 'URL link frame', ID: 'W000' - 'WZZZ', excluding 'WXXX'697 // described in 4.3.2.>698 // URL <text string>700 $parsed_frame['url'] = trim($parsed_frame['data']);701 if (!empty($parsed_frame['framenameshort']) && $parsed_frame['url']) {702 $getid3->info['id3v2']['comments'][$parsed_frame['framenameshort']][] = $parsed_frame['url'];703 }704 unset($parsed_frame['data']);705 return true;706 }709 if ((($id3v2_major_version == 3) && ($parsed_frame['frame_name'] == 'IPLS')) || // 4.4 IPLS Involved people list (ID3v2.3 only)710 (($id3v2_major_version == 2) && ($parsed_frame['frame_name'] == 'IPL'))) { // 4.4 IPL Involved people list (ID3v2.2 only)712 // There may only be one 'IPL' frame in each tag713 // <Header for 'User defined URL link frame', ID: 'IPL'>714 // Text encoding $xx715 // People list strings <textstrings>717 $frame_offset = 0;718 $frame_text_encoding = ord($parsed_frame['data']{$frame_offset++});719 if ((($id3v2_major_version <= 3) && ($frame_text_encoding > 1)) || (($id3v2_major_version == 4) && ($frame_text_encoding > 3))) {720 $getid3->warning('Invalid text encoding byte ('.$frame_text_encoding.') in frame "'.$parsed_frame['frame_name'].'" - defaulting to ISO-8859-1 encoding');721 }722 $parsed_frame['encodingid'] = $frame_text_encoding;723 $parsed_frame['encoding'] = $this->TextEncodingNameLookup($parsed_frame['encodingid']);725 $parsed_frame['data'] = (string)substr($parsed_frame['data'], $frame_offset);726 if (!empty($parsed_frame['framenameshort']) && !empty($parsed_frame['data'])) {727 $getid3->info['id3v2']['comments'][$parsed_frame['framenameshort']][] = $getid3->iconv($parsed_frame['encoding'], 'UTF-8', $parsed_frame['data']);728 }729 return true;730 }733 if ((($id3v2_major_version >= 3) && ($parsed_frame['frame_name'] == 'MCDI')) || // 4.4 MCDI Music CD identifier734 (($id3v2_major_version == 2) && ($parsed_frame['frame_name'] == 'MCI'))) { // 4.5 MCI Music CD identifier736 // There may only be one 'MCDI' frame in each tag737 // <Header for 'Music CD identifier', ID: 'MCDI'>738 // CD TOC <binary data>740 if (!empty($parsed_frame['framenameshort']) && !empty($parsed_frame['data'])) {741 $getid3->info['id3v2']['comments'][$parsed_frame['framenameshort']][] = $parsed_frame['data'];742 }743 return true;744 }747 if ((($id3v2_major_version >= 3) && ($parsed_frame['frame_name'] == 'ETCO')) || // 4.5 ETCO Event timing codes748 (($id3v2_major_version == 2) && ($parsed_frame['frame_name'] == 'ETC'))) { // 4.6 ETC Event timing codes750 // There may only be one 'ETCO' frame in each tag751 // <Header for 'Event timing codes', ID: 'ETCO'>752 // Time stamp format $xx753 // Where time stamp format is:754 // $01 (32-bit value) MPEG frames from beginning of file755 // $02 (32-bit value) milliseconds from beginning of file756 // Followed by a list of key events in the following format:757 // Type of event $xx758 // Time stamp $xx (xx ...)759 // The 'Time stamp' is set to zero if directly at the beginning of the sound760 // or after the previous event. All events MUST be sorted in chronological order.762 $frame_offset = 0;763 $parsed_frame['timestampformat'] = ord($parsed_frame['data']{$frame_offset++});765 while ($frame_offset < strlen($parsed_frame['data'])) {766 $parsed_frame['typeid'] = $parsed_frame['data']{$frame_offset++};767 $parsed_frame['type'] = getid3_id3v2::ETCOEventLookup($parsed_frame['typeid']);768 $parsed_frame['timestamp'] = getid3_lib::BigEndian2Int(substr($parsed_frame['data'], $frame_offset, 4));769 $frame_offset += 4;770 }771 unset($parsed_frame['data']);772 return true;773 }776 if ((($id3v2_major_version >= 3) && ($parsed_frame['frame_name'] == 'MLLT')) || // 4.6 MLLT MPEG location lookup table777 (($id3v2_major_version == 2) && ($parsed_frame['frame_name'] == 'MLL'))) { // 4.7 MLL MPEG location lookup table779 // There may only be one 'MLLT' frame in each tag780 // <Header for 'Location lookup table', ID: 'MLLT'>781 // MPEG frames between reference $xx xx782 // Bytes between reference $xx xx xx783 // Milliseconds between reference $xx xx xx784 // Bits for bytes deviation $xx785 // Bits for milliseconds dev. $xx786 // Then for every reference the following data is included;787 // Deviation in bytes %xxx....788 // Deviation in milliseconds %xxx....790 $frame_offset = 0;791 $parsed_frame['framesbetweenreferences'] = getid3_lib::BigEndian2Int(substr($parsed_frame['data'], 0, 2));792 $parsed_frame['bytesbetweenreferences'] = getid3_lib::BigEndian2Int(substr($parsed_frame['data'], 2, 3));793 $parsed_frame['msbetweenreferences'] = getid3_lib::BigEndian2Int(substr($parsed_frame['data'], 5, 3));794 $parsed_frame['bitsforbytesdeviation'] = getid3_lib::BigEndian2Int($parsed_frame['data'][8]);795 $parsed_frame['bitsformsdeviation'] = getid3_lib::BigEndian2Int($parsed_frame['data'][9]);796 $parsed_frame['data'] = substr($parsed_frame['data'], 10);798 while ($frame_offset < strlen($parsed_frame['data'])) {799 $deviation_bitstream .= getid3_lib::BigEndian2Bin($parsed_frame['data']{$frame_offset++});800 }801 $reference_counter = 0;802 while (strlen($deviation_bitstream) > 0) {803 $parsed_frame[$reference_counter]['bytedeviation'] = bindec(substr($deviation_bitstream, 0, $parsed_frame['bitsforbytesdeviation']));804 $parsed_frame[$reference_counter]['msdeviation'] = bindec(substr($deviation_bitstream, $parsed_frame['bitsforbytesdeviation'], $parsed_frame['bitsformsdeviation']));805 $deviation_bitstream = substr($deviation_bitstream, $parsed_frame['bitsforbytesdeviation'] + $parsed_frame['bitsformsdeviation']);806 $reference_counter++;807 }808 unset($parsed_frame['data']);809 return true;810 }813 if ((($id3v2_major_version >= 3) && ($parsed_frame['frame_name'] == 'SYTC')) || // 4.7 SYTC Synchronised tempo codes814 (($id3v2_major_version == 2) && ($parsed_frame['frame_name'] == 'STC'))) { // 4.8 STC Synchronised tempo codes816 // There may only be one 'SYTC' frame in each tag817 // <Header for 'Synchronised tempo codes', ID: 'SYTC'>818 // Time stamp format $xx819 // Tempo data <binary data>820 // Where time stamp format is:821 // $01 (32-bit value) MPEG frames from beginning of file822 // $02 (32-bit value) milliseconds from beginning of file824 $frame_offset = 0;825 $parsed_frame['timestampformat'] = ord($parsed_frame['data']{$frame_offset++});826 $timestamp_counter = 0;827 while ($frame_offset < strlen($parsed_frame['data'])) {828 $parsed_frame[$timestamp_counter]['tempo'] = ord($parsed_frame['data']{$frame_offset++});829 if ($parsed_frame[$timestamp_counter]['tempo'] == 255) {830 $parsed_frame[$timestamp_counter]['tempo'] += ord($parsed_frame['data']{$frame_offset++});831 }832 $parsed_frame[$timestamp_counter]['timestamp'] = getid3_lib::BigEndian2Int(substr($parsed_frame['data'], $frame_offset, 4));833 $frame_offset += 4;834 $timestamp_counter++;835 }836 unset($parsed_frame['data']);837 return true;838 }841 if ((($id3v2_major_version >= 3) && ($parsed_frame['frame_name'] == 'USLT')) || // 4.8 USLT Unsynchronised lyric/text transcription842 (($id3v2_major_version == 2) && ($parsed_frame['frame_name'] == 'ULT'))) { // 4.9 ULT Unsynchronised lyric/text transcription844 // There may be more than one 'Unsynchronised lyrics/text transcription' frame845 // in each tag, but only one with the same language and content descriptor.846 // <Header for 'Unsynchronised lyrics/text transcription', ID: 'USLT'>847 // Text encoding $xx848 // Language $xx xx xx849 // Content descriptor <text string according to encoding> $00 (00)850 // Lyrics/text <full text string according to encoding>852 $frame_offset = 0;853 $frame_text_encoding = ord($parsed_frame['data']{$frame_offset++});854 if ((($id3v2_major_version <= 3) && ($frame_text_encoding > 1)) || (($id3v2_major_version == 4) && ($frame_text_encoding > 3))) {855 $getid3->warning('Invalid text encoding byte ('.$frame_text_encoding.') in frame "'.$parsed_frame['frame_name'].'" - defaulting to ISO-8859-1 encoding');856 }857 $frame_language = substr($parsed_frame['data'], $frame_offset, 3);858 $frame_offset += 3;859 if ($frame_offset > strlen($parsed_frame['data'])) {860 $frame_offset = strlen($parsed_frame['data']) - 1;861 }862 $frame_terminator_pos = @strpos($parsed_frame['data'], getid3_id3v2::TextEncodingTerminatorLookup($frame_text_encoding), $frame_offset);863 if (ord(substr($parsed_frame['data'], $frame_terminator_pos + strlen(getid3_id3v2::TextEncodingTerminatorLookup($frame_text_encoding)), 1)) === 0) {864 $frame_terminator_pos++; // @strpos() fooled because 2nd byte of Unicode chars are often 0x00865 }866 $frame_description = substr($parsed_frame['data'], $frame_offset, $frame_terminator_pos - $frame_offset);867 if (ord($frame_description) === 0) {868 $frame_description = '';869 }870 $parsed_frame['data'] = substr($parsed_frame['data'], $frame_terminator_pos + strlen(getid3_id3v2::TextEncodingTerminatorLookup($frame_text_encoding)));872 $parsed_frame['encodingid'] = $frame_text_encoding;873 $parsed_frame['encoding'] = $this->TextEncodingNameLookup($frame_text_encoding);875 $parsed_frame['data'] = $parsed_frame['data'];876 $parsed_frame['language'] = $frame_language;877 $parsed_frame['languagename'] = getid3_id3v2::LanguageLookup($frame_language, false);878 $parsed_frame['description'] = $frame_description;879 if (!empty($parsed_frame['framenameshort']) && !empty($parsed_frame['data'])) {880 $getid3->info['id3v2']['comments'][$parsed_frame['framenameshort']][] = $getid3->iconv($parsed_frame['encoding'], 'UTF-8', $parsed_frame['data']);881 }882 unset($parsed_frame['data']);883 return true;884 }887 if ((($id3v2_major_version >= 3) && ($parsed_frame['frame_name'] == 'SYLT')) || // 4.9 SYLT Synchronised lyric/text888 (($id3v2_major_version == 2) && ($parsed_frame['frame_name'] == 'SLT'))) { // 4.10 SLT Synchronised lyric/text890 // There may be more than one 'SYLT' frame in each tag,891 // but only one with the same language and content descriptor.892 // <Header for 'Synchronised lyrics/text', ID: 'SYLT'>893 // Text encoding $xx894 // Language $xx xx xx895 // Time stamp format $xx896 // $01 (32-bit value) MPEG frames from beginning of file897 // $02 (32-bit value) milliseconds from beginning of file898 // Content type $xx899 // Content descriptor <text string according to encoding> $00 (00)900 // Terminated text to be synced (typically a syllable)901 // Sync identifier (terminator to above string) $00 (00)902 // Time stamp $xx (xx ...)904 $frame_offset = 0;905 $frame_text_encoding = ord($parsed_frame['data']{$frame_offset++});906 if ((($id3v2_major_version <= 3) && ($frame_text_encoding > 1)) || (($id3v2_major_version == 4) && ($frame_text_encoding > 3))) {907 $getid3->warning('Invalid text encoding byte ('.$frame_text_encoding.') in frame "'.$parsed_frame['frame_name'].'" - defaulting to ISO-8859-1 encoding');908 }909 $frame_language = substr($parsed_frame['data'], $frame_offset, 3);910 $frame_offset += 3;911 $parsed_frame['timestampformat'] = ord($parsed_frame['data']{$frame_offset++});912 $parsed_frame['contenttypeid'] = ord($parsed_frame['data']{$frame_offset++});913 $parsed_frame['contenttype'] = getid3_id3v2::SYTLContentTypeLookup($parsed_frame['contenttypeid']);914 $parsed_frame['encodingid'] = $frame_text_encoding;915 $parsed_frame['encoding'] = $this->TextEncodingNameLookup($frame_text_encoding);917 $parsed_frame['language'] = $frame_language;918 $parsed_frame['languagename'] = getid3_id3v2::LanguageLookup($frame_language, false);920 $timestamp_index = 0;921 $frame_remaining_data = substr($parsed_frame['data'], $frame_offset);922 while (strlen($frame_remaining_data)) {923 $frame_offset = 0;924 $frame_terminator_pos = strpos($frame_remaining_data, getid3_id3v2::TextEncodingTerminatorLookup($frame_text_encoding));925 if ($frame_terminator_pos === false) {926 $frame_remaining_data = '';927 } else {928 if (ord(substr($frame_remaining_data, $frame_terminator_pos + strlen(getid3_id3v2::TextEncodingTerminatorLookup($frame_text_encoding)), 1)) === 0) {929 $frame_terminator_pos++; // strpos() fooled because 2nd byte of Unicode chars are often 0x00930 }931 $parsed_frame['lyrics'][$timestamp_index]['data'] = substr($frame_remaining_data, $frame_offset, $frame_terminator_pos - $frame_offset);933 $frame_remaining_data = substr($frame_remaining_data, $frame_terminator_pos + strlen(getid3_id3v2::TextEncodingTerminatorLookup($frame_text_encoding)));934 if (($timestamp_index == 0) && (ord($frame_remaining_data{0}) != 0)) {935 // timestamp probably omitted for first data item936 } else {937 $parsed_frame['lyrics'][$timestamp_index]['timestamp'] = getid3_lib::BigEndian2Int(substr($frame_remaining_data, 0, 4));938 $frame_remaining_data = substr($frame_remaining_data, 4);939 }940 $timestamp_index++;941 }942 }943 unset($parsed_frame['data']);944 return true;945 }948 if ((($id3v2_major_version >= 3) && ($parsed_frame['frame_name'] == 'COMM')) || // 4.10 COMM Comments949 (($id3v2_major_version == 2) && ($parsed_frame['frame_name'] == 'COM'))) { // 4.11 COM Comments951 // There may be more than one comment frame in each tag,952 // but only one with the same language and content descriptor.953 // <Header for 'Comment', ID: 'COMM'>954 // Text encoding $xx955 // Language $xx xx xx956 // Short content descrip. <text string according to encoding> $00 (00)957 // The actual text <full text string according to encoding>959 if (strlen($parsed_frame['data']) < 5) {961 $getid3->warning('Invalid data (too short) for "'.$parsed_frame['frame_name'].'" frame at offset '.$parsed_frame['dataoffset']);962 return true;963 }965 $frame_offset = 0;966 $frame_text_encoding = ord($parsed_frame['data']{$frame_offset++});967 if ((($id3v2_major_version <= 3) && ($frame_text_encoding > 1)) || (($id3v2_major_version == 4) && ($frame_text_encoding > 3))) {968 $getid3->warning('Invalid text encoding byte ('.$frame_text_encoding.') in frame "'.$parsed_frame['frame_name'].'" - defaulting to ISO-8859-1 encoding');969 }970 $frame_language = substr($parsed_frame['data'], $frame_offset, 3);971 $frame_offset += 3;972 $frame_terminator_pos = @strpos($parsed_frame['data'], getid3_id3v2::TextEncodingTerminatorLookup($frame_text_encoding), $frame_offset);973 if (ord(substr($parsed_frame['data'], $frame_terminator_pos + strlen(getid3_id3v2::TextEncodingTerminatorLookup($frame_text_encoding)), 1)) === 0) {974 $frame_terminator_pos++; // @strpos() fooled because 2nd byte of Unicode chars are often 0x00975 }976 $frame_description = substr($parsed_frame['data'], $frame_offset, $frame_terminator_pos - $frame_offset);977 if (ord($frame_description) === 0) {978 $frame_description = '';979 }980 $frame_text = (string)substr($parsed_frame['data'], $frame_terminator_pos + strlen(getid3_id3v2::TextEncodingTerminatorLookup($frame_text_encoding)));982 $parsed_frame['encodingid'] = $frame_text_encoding;983 $parsed_frame['encoding'] = $this->TextEncodingNameLookup($frame_text_encoding);985 $parsed_frame['language'] = $frame_language;986 $parsed_frame['languagename'] = getid3_id3v2::LanguageLookup($frame_language, false);987 $parsed_frame['description'] = $frame_description;988 $parsed_frame['data'] = $frame_text;989 if (!empty($parsed_frame['framenameshort']) && !empty($parsed_frame['data'])) {990 $getid3->info['id3v2']['comments'][$parsed_frame['framenameshort']][] = $getid3->iconv($parsed_frame['encoding'], 'UTF-8', $parsed_frame['data']);991 }992 return true;993 }996 if (($id3v2_major_version >= 4) && ($parsed_frame['frame_name'] == 'RVA2')) { // 4.11 RVA2 Relative volume adjustment (2) (ID3v2.4+ only)998 // There may be more than one 'RVA2' frame in each tag,999 // but only one with the same identification string1000 // <Header for 'Relative volume adjustment (2)', ID: 'RVA2'>1001 // Identification <text string> $001002 // The 'identification' string is used to identify the situation and/or1003 // device where this adjustment should apply. The following is then1004 // repeated for every channel:1005 // Type of channel $xx1006 // Volume adjustment $xx xx1007 // Bits representing peak $xx1008 // Peak volume $xx (xx ...)1010 $frame_terminator_pos = strpos($parsed_frame['data'], "\x00");1011 $frame_id_string = substr($parsed_frame['data'], 0, $frame_terminator_pos);1012 if (ord($frame_id_string) === 0) {1013 $frame_id_string = '';1014 }1015 $frame_remaining_data = substr($parsed_frame['data'], $frame_terminator_pos + strlen("\x00"));1016 $parsed_frame['description'] = $frame_id_string;1018 while (strlen($frame_remaining_data)) {1019 $frame_offset = 0;1020 $frame_channeltypeid = ord(substr($frame_remaining_data, $frame_offset++, 1));1021 $parsed_frame[$frame_channeltypeid]['channeltypeid'] = $frame_channeltypeid;1022 $parsed_frame[$frame_channeltypeid]['channeltype'] = getid3_id3v2::RVA2ChannelTypeLookup($frame_channeltypeid);1023 $parsed_frame[$frame_channeltypeid]['volumeadjust'] = getid3_lib::BigEndian2Int(substr($frame_remaining_data, $frame_offset, 2), true); // 16-bit signed1024 $frame_offset += 2;1025 $parsed_frame[$frame_channeltypeid]['bitspeakvolume'] = ord(substr($frame_remaining_data, $frame_offset++, 1));1026 $frame_bytespeakvolume = ceil($parsed_frame[$frame_channeltypeid]['bitspeakvolume'] / 8);1027 $parsed_frame[$frame_channeltypeid]['peakvolume'] = getid3_lib::BigEndian2Int(substr($frame_remaining_data, $frame_offset, $frame_bytespeakvolume));1028 $frame_remaining_data = substr($frame_remaining_data, $frame_offset + $frame_bytespeakvolume);1029 }1030 unset($parsed_frame['data']);1031 return true;1032 }1035 if ((($id3v2_major_version == 3) && ($parsed_frame['frame_name'] == 'RVAD')) || // 4.12 RVAD Relative volume adjustment (ID3v2.3 only)1036 (($id3v2_major_version == 2) && ($parsed_frame['frame_name'] == 'RVA'))) { // 4.12 RVA Relative volume adjustment (ID3v2.2 only)1038 // There may only be one 'RVA' frame in each tag1039 // <Header for 'Relative volume adjustment', ID: 'RVA'>1040 // ID3v2.2 => Increment/decrement %000000ba1041 // ID3v2.3 => Increment/decrement %00fedcba1042 // Bits used for volume descr. $xx1043 // Relative volume change, right $xx xx (xx ...) // a1044 // Relative volume change, left $xx xx (xx ...) // b1045 // Peak volume right $xx xx (xx ...)1046 // Peak volume left $xx xx (xx ...)1047 // ID3v2.3 only, optional (not present in ID3v2.2):1048 // Relative volume change, right back $xx xx (xx ...) // c1049 // Relative volume change, left back $xx xx (xx ...) // d1050 // Peak volume right back $xx xx (xx ...)1051 // Peak volume left back $xx xx (xx ...)1052 // ID3v2.3 only, optional (not present in ID3v2.2):1053 // Relative volume change, center $xx xx (xx ...) // e1054 // Peak volume center $xx xx (xx ...)1055 // ID3v2.3 only, optional (not present in ID3v2.2):1056 // Relative volume change, bass $xx xx (xx ...) // f1057 // Peak volume bass $xx xx (xx ...)1059 $frame_offset = 0;1060 $frame_incrdecrflags = getid3_lib::BigEndian2Bin($parsed_frame['data']{$frame_offset++});1061 $parsed_frame['incdec']['right'] = (bool)substr($frame_incrdecrflags, 6, 1);1062 $parsed_frame['incdec']['left'] = (bool)substr($frame_incrdecrflags, 7, 1);1063 $parsed_frame['bitsvolume'] = ord($parsed_frame['data']{$frame_offset++});1064 $frame_bytesvolume = ceil($parsed_frame['bitsvolume'] / 8);1065 $parsed_frame['volumechange']['right'] = getid3_lib::BigEndian2Int(substr($parsed_frame['data'], $frame_offset, $frame_bytesvolume));1066 if ($parsed_frame['incdec']['right'] === false) {1067 $parsed_frame['volumechange']['right'] *= -1;1068 }1069 $frame_offset += $frame_bytesvolume;1070 $parsed_frame['volumechange']['left'] = getid3_lib::BigEndian2Int(substr($parsed_frame['data'], $frame_offset, $frame_bytesvolume));1071 if ($parsed_frame['incdec']['left'] === false) {1072 $parsed_frame['volumechange']['left'] *= -1;1073 }1074 $frame_offset += $frame_bytesvolume;1075 $parsed_frame['peakvolume']['right'] = getid3_lib::BigEndian2Int(substr($parsed_frame['data'], $frame_offset, $frame_bytesvolume));1076 $frame_offset += $frame_bytesvolume;1077 $parsed_frame['peakvolume']['left'] = getid3_lib::BigEndian2Int(substr($parsed_frame['data'], $frame_offset, $frame_bytesvolume));1078 $frame_offset += $frame_bytesvolume;1079 if ($id3v2_major_version == 3) {1080 $parsed_frame['data'] = substr($parsed_frame['data'], $frame_offset);1081 if (strlen($parsed_frame['data']) > 0) {1082 $parsed_frame['incdec']['rightrear'] = (bool)substr($frame_incrdecrflags, 4, 1);1083 $parsed_frame['incdec']['leftrear'] = (bool)substr($frame_incrdecrflags, 5, 1);1084 $parsed_frame['volumechange']['rightrear'] = getid3_lib::BigEndian2Int(substr($parsed_frame['data'], $frame_offset, $frame_bytesvolume));1085 if ($parsed_frame['incdec']['rightrear'] === false) {1086 $parsed_frame['volumechange']['rightrear'] *= -1;1087 }1088 $frame_offset += $frame_bytesvolume;1089 $parsed_frame['volumechange']['leftrear'] = getid3_lib::BigEndian2Int(substr($parsed_frame['data'], $frame_offset, $frame_bytesvolume));1090 if ($parsed_frame['incdec']['leftrear'] === false) {1091 $parsed_frame['volumechange']['leftrear'] *= -1;1092 }1093 $frame_offset += $frame_bytesvolume;1094 $parsed_frame['peakvolume']['rightrear'] = getid3_lib::BigEndian2Int(substr($parsed_frame['data'], $frame_offset, $frame_bytesvolume));1095 $frame_offset += $frame_bytesvolume;1096 $parsed_frame['peakvolume']['leftrear'] = getid3_lib::BigEndian2Int(substr($parsed_frame['data'], $frame_offset, $frame_bytesvolume));1097 $frame_offset += $frame_bytesvolume;1098 }1099 $parsed_frame['data'] = substr($parsed_frame['data'], $frame_offset);1100 if (strlen($parsed_frame['data']) > 0) {1101 $parsed_frame['incdec']['center'] = (bool)substr($frame_incrdecrflags, 3, 1);1102 $parsed_frame['volumechange']['center'] = getid3_lib::BigEndian2Int(substr($parsed_frame['data'], $frame_offset, $frame_bytesvolume));1103 if ($parsed_frame['incdec']['center'] === false) {1104 $parsed_frame['volumechange']['center'] *= -1;1105 }1106 $frame_offset += $frame_bytesvolume;1107 $parsed_frame['peakvolume']['center'] = getid3_lib::BigEndian2Int(substr($parsed_frame['data'], $frame_offset, $frame_bytesvolume));1108 $frame_offset += $frame_bytesvolume;1109 }1110 $parsed_frame['data'] = substr($parsed_frame['data'], $frame_offset);1111 if (strlen($parsed_frame['data']) > 0) {1112 $parsed_frame['incdec']['bass'] = (bool)substr($frame_incrdecrflags, 2, 1);1113 $parsed_frame['volumechange']['bass'] = getid3_lib::BigEndian2Int(substr($parsed_frame['data'], $frame_offset, $frame_bytesvolume));1114 if ($parsed_frame['incdec']['bass'] === false) {1115 $parsed_frame['volumechange']['bass'] *= -1;1116 }1117 $frame_offset += $frame_bytesvolume;1118 $parsed_frame['peakvolume']['bass'] = getid3_lib::BigEndian2Int(substr($parsed_frame['data'], $frame_offset, $frame_bytesvolume));1119 $frame_offset += $frame_bytesvolume;1120 }1121 }1122 unset($parsed_frame['data']);1123 return true;1124 }1127 if (($id3v2_major_version >= 4) && ($parsed_frame['frame_name'] == 'EQU2')) { // 4.12 EQU2 Equalisation (2) (ID3v2.4+ only)1129 // There may be more than one 'EQU2' frame in each tag,1130 // but only one with the same identification string1131 // <Header of 'Equalisation (2)', ID: 'EQU2'>1132 // Interpolation method $xx1133 // $00 Band1134 // $01 Linear1135 // Identification <text string> $001136 // The following is then repeated for every adjustment point1137 // Frequency $xx xx1138 // Volume adjustment $xx xx1140 $frame_offset = 0;1141 $frame_interpolationmethod = ord($parsed_frame['data']{$frame_offset++});1142 $frame_terminator_pos = @strpos($parsed_frame['data'], "\x00", $frame_offset);1143 $frame_id_string = substr($parsed_frame['data'], $frame_offset, $frame_terminator_pos - $frame_offset);1144 if (ord($frame_id_string) === 0) {1145 $frame_id_string = '';1146 }1147 $parsed_frame['description'] = $frame_id_string;1148 $frame_remaining_data = substr($parsed_frame['data'], $frame_terminator_pos + strlen("\x00"));1149 while (strlen($frame_remaining_data)) {1150 $frame_frequency = getid3_lib::BigEndian2Int(substr($frame_remaining_data, 0, 2)) / 2;1151 $parsed_frame['data'][$frame_frequency] = getid3_lib::BigEndian2Int(substr($frame_remaining_data, 2, 2), true);1152 $frame_remaining_data = substr($frame_remaining_data, 4);1153 }1154 $parsed_frame['interpolationmethod'] = $frame_interpolationmethod;1155 unset($parsed_frame['data']);1156 return true;1157 }1160 if ((($id3v2_major_version == 3) && ($parsed_frame['frame_name'] == 'EQUA')) || // 4.12 EQUA Equalisation (ID3v2.3 only)1161 (($id3v2_major_version == 2) && ($parsed_frame['frame_name'] == 'EQU'))) { // 4.13 EQU Equalisation (ID3v2.2 only)1163 // There may only be one 'EQUA' frame in each tag1164 // <Header for 'Relative volume adjustment', ID: 'EQU'>1165 // Adjustment bits $xx1166 // This is followed by 2 bytes + ('adjustment bits' rounded up to the1167 // nearest byte) for every equalisation band in the following format,1168 // giving a frequency range of 0 - 32767Hz:1169 // Increment/decrement %x (MSB of the Frequency)1170 // Frequency (lower 15 bits)1171 // Adjustment $xx (xx ...)1173 $frame_offset = 0;1174 $parsed_frame['adjustmentbits'] = $parsed_frame['data']{$frame_offset++};1175 $frame_adjustment_bytes = ceil($parsed_frame['adjustmentbits'] / 8);1177 $frame_remaining_data = (string)substr($parsed_frame['data'], $frame_offset);1178 while (strlen($frame_remaining_data) > 0) {1179 $frame_frequencystr = getid3_lib::BigEndian2Bin(substr($frame_remaining_data, 0, 2));1180 $frame_incdec = (bool)substr($frame_frequencystr, 0, 1);1181 $frame_frequency = bindec(substr($frame_frequencystr, 1, 15));1182 $parsed_frame[$frame_frequency]['incdec'] = $frame_incdec;1183 $parsed_frame[$frame_frequency]['adjustment'] = getid3_lib::BigEndian2Int(substr($frame_remaining_data, 2, $frame_adjustment_bytes));1184 if ($parsed_frame[$frame_frequency]['incdec'] === false) {1185 $parsed_frame[$frame_frequency]['adjustment'] *= -1;1186 }1187 $frame_remaining_data = substr($frame_remaining_data, 2 + $frame_adjustment_bytes);1188 }1189 unset($parsed_frame['data']);1190 return true;1191 }1194 if ((($id3v2_major_version >= 3) && ($parsed_frame['frame_name'] == 'RVRB')) || // 4.13 RVRB Reverb1195 (($id3v2_major_version == 2) && ($parsed_frame['frame_name'] == 'REV'))) { // 4.14 REV Reverb1197 // There may only be one 'RVRB' frame in each tag.1198 // <Header for 'Reverb', ID: 'RVRB'>1199 // Reverb left (ms) $xx xx1200 // Reverb right (ms) $xx xx1201 // Reverb bounces, left $xx1202 // Reverb bounces, right $xx1203 // Reverb feedback, left to left $xx1204 // Reverb feedback, left to right $xx1205 // Reverb feedback, right to right $xx1206 // Reverb feedback, right to left $xx1207 // Premix left to right $xx1208 // Premix right to left $xx1210 $frame_offset = 0;1211 $parsed_frame['left'] = getid3_lib::BigEndian2Int(substr($parsed_frame['data'], $frame_offset, 2));1212 $frame_offset += 2;1213 $parsed_frame['right'] = getid3_lib::BigEndian2Int(substr($parsed_frame['data'], $frame_offset, 2));1214 $frame_offset += 2;1215 $parsed_frame['bouncesL'] = ord($parsed_frame['data']{$frame_offset++});1216 $parsed_frame['bouncesR'] = ord($parsed_frame['data']{$frame_offset++});1217 $parsed_frame['feedbackLL'] = ord($parsed_frame['data']{$frame_offset++});1218 $parsed_frame['feedbackLR'] = ord($parsed_frame['data']{$frame_offset++});1219 $parsed_frame['feedbackRR'] = ord($parsed_frame['data']{$frame_offset++});1220 $parsed_frame['feedbackRL'] = ord($parsed_frame['data']{$frame_offset++});1221 $parsed_frame['premixLR'] = ord($parsed_frame['data']{$frame_offset++});1222 $parsed_frame['premixRL'] = ord($parsed_frame['data']{$frame_offset++});1223 unset($parsed_frame['data']);1224 return true;1225 }1228 if ((($id3v2_major_version >= 3) && ($parsed_frame['frame_name'] == 'APIC')) || // 4.14 APIC Attached picture1229 (($id3v2_major_version == 2) && ($parsed_frame['frame_name'] == 'PIC'))) { // 4.15 PIC Attached picture1231 // There may be several pictures attached to one file,1232 // each in their individual 'APIC' frame, but only one1233 // with the same content descriptor1234 // <Header for 'Attached picture', ID: 'APIC'>1235 // Text encoding $xx1236 // ID3v2.3+ => MIME type <text string> $001237 // ID3v2.2 => Image format $xx xx xx1238 // Picture type $xx1239 // Description <text string according to encoding> $00 (00)1240 // Picture data <binary data>1242 $frame_offset = 0;1243 $frame_text_encoding = ord($parsed_frame['data']{$frame_offset++});1244 if ((($id3v2_major_version <= 3) && ($frame_text_encoding > 1)) || (($id3v2_major_version == 4) && ($frame_text_encoding > 3))) {1245 $getid3->warning('Invalid text encoding byte ('.$frame_text_encoding.') in frame "'.$parsed_frame['frame_name'].'" - defaulting to ISO-8859-1 encoding');1246 }1248 if ($id3v2_major_version == 2 && strlen($parsed_frame['data']) > $frame_offset) {1249 $frame_imagetype = substr($parsed_frame['data'], $frame_offset, 3);1250 if (strtolower($frame_imagetype) == 'ima') {1251 // complete hack for mp3Rage (www.chaoticsoftware.com) that puts ID3v2.3-formatted1252 // MIME type instead of 3-char ID3v2.2-format image type (thanks xbhoffØpacbell*net)1253 $frame_terminator_pos = @strpos($parsed_frame['data'], "\x00", $frame_offset);1254 $frame_mimetype = substr($parsed_frame['data'], $frame_offset, $frame_terminator_pos - $frame_offset);1255 if (ord($frame_mimetype) === 0) {1256 $frame_mimetype = '';1257 }1258 $frame_imagetype = strtoupper(str_replace('image/', '', strtolower($frame_mimetype)));1259 if ($frame_imagetype == 'JPEG') {1260 $frame_imagetype = 'JPG';1261 }1262 $frame_offset = $frame_terminator_pos + strlen("\x00");1263 } else {1264 $frame_offset += 3;1265 }1266 }1268 if ($id3v2_major_version > 2 && strlen($parsed_frame['data']) > $frame_offset) {1269 $frame_terminator_pos = @strpos($parsed_frame['data'], "\x00", $frame_offset);1270 $frame_mimetype = substr($parsed_frame['data'], $frame_offset, $frame_terminator_pos - $frame_offset);1271 if (ord($frame_mimetype) === 0) {1272 $frame_mimetype = '';1273 }1274 $frame_offset = $frame_terminator_pos + strlen("\x00");1275 }1277 $frame_picturetype = ord($parsed_frame['data']{$frame_offset++});1279 $frame_terminator_pos = @strpos($parsed_frame['data'], getid3_id3v2::TextEncodingTerminatorLookup($frame_text_encoding), $frame_offset);1280 if (ord(substr($parsed_frame['data'], $frame_terminator_pos + strlen(getid3_id3v2::TextEncodingTerminatorLookup($frame_text_encoding)), 1)) === 0) {1281 $frame_terminator_pos++; // @strpos() fooled because 2nd byte of Unicode chars are often 0x001282 }1283 $frame_description = substr($parsed_frame['data'], $frame_offset, $frame_terminator_pos - $frame_offset);1284 if (ord($frame_description) === 0) {1285 $frame_description = '';1286 }1287 $parsed_frame['encodingid'] = $frame_text_encoding;1288 $parsed_frame['encoding'] = $this->TextEncodingNameLookup($frame_text_encoding);1290 if ($id3v2_major_version == 2) {1291 $parsed_frame['imagetype'] = $frame_imagetype;1292 } else {1293 $parsed_frame['mime'] = $frame_mimetype;1294 }1295 $parsed_frame['picturetypeid'] = $frame_picturetype;1296 $parsed_frame['picturetype'] = getid3_id3v2::APICPictureTypeLookup($frame_picturetype);1297 $parsed_frame['description'] = $frame_description;1298 $parsed_frame['data'] = substr($parsed_frame['data'], $frame_terminator_pos + strlen(getid3_id3v2::TextEncodingTerminatorLookup($frame_text_encoding)));1300 if ($getid3->option_tags_images) {1302 $image_chunk_check = getid3_lib_image_size::get($parsed_frame['data']);1303 if (($image_chunk_check[2] >= 1) && ($image_chunk_check[2] <= 3)) {1304 $parsed_frame['image_mime'] = image_type_to_mime_type($image_chunk_check[2]);1306 if ($image_chunk_check[0]) {1307 $parsed_frame['image_width'] = $image_chunk_check[0];1308 }1310 if ($image_chunk_check[1]) {1311 $parsed_frame['image_height'] = $image_chunk_check[1];1312 }1314 $parsed_frame['image_bytes'] = strlen($parsed_frame['data']);1315 }1316 }1318 return true;1319 }1322 if ((($id3v2_major_version >= 3) && ($parsed_frame['frame_name'] == 'GEOB')) || // 4.15 GEOB General encapsulated object1323 (($id3v2_major_version == 2) && ($parsed_frame['frame_name'] == 'GEO'))) { // 4.16 GEO General encapsulated object1325 // There may be more than one 'GEOB' frame in each tag,1326 // but only one with the same content descriptor1327 // <Header for 'General encapsulated object', ID: 'GEOB'>1328 // Text encoding $xx1329 // MIME type <text string> $001330 // Filename <text string according to encoding> $00 (00)1331 // Content description <text string according to encoding> $00 (00)1332 // Encapsulated object <binary data>1334 $frame_offset = 0;1335 $frame_text_encoding = ord($parsed_frame['data']{$frame_offset++});1336 if ((($id3v2_major_version <= 3) && ($frame_text_encoding > 1)) || (($id3v2_major_version == 4) && ($frame_text_encoding > 3))) {1337 $getid3->warning('Invalid text encoding byte ('.$frame_text_encoding.') in frame "'.$parsed_frame['frame_name'].'" - defaulting to ISO-8859-1 encoding');1338 }1339 $frame_terminator_pos = @strpos($parsed_frame['data'], "\x00", $frame_offset);1340 $frame_mimetype = substr($parsed_frame['data'], $frame_offset, $frame_terminator_pos - $frame_offset);1341 if (ord($frame_mimetype) === 0) {1342 $frame_mimetype = '';1343 }1344 $frame_offset = $frame_terminator_pos + strlen("\x00");1346 $frame_terminator_pos = @strpos($parsed_frame['data'], getid3_id3v2::TextEncodingTerminatorLookup($frame_text_encoding), $frame_offset);1347 if (ord(substr($parsed_frame['data'], $frame_terminator_pos + strlen(getid3_id3v2::TextEncodingTerminatorLookup($frame_text_encoding)), 1)) === 0) {1348 $frame_terminator_pos++; // @strpos() fooled because 2nd byte of Unicode chars are often 0x001349 }1350 $frame_filename = substr($parsed_frame['data'], $frame_offset, $frame_terminator_pos - $frame_offset);1351 if (ord($frame_filename) === 0) {1352 $frame_filename = '';1353 }1354 $frame_offset = $frame_terminator_pos + strlen(getid3_id3v2::TextEncodingTerminatorLookup($frame_text_encoding));1356 $frame_terminator_pos = @strpos($parsed_frame['data'], getid3_id3v2::TextEncodingTerminatorLookup($frame_text_encoding), $frame_offset);1357 if (ord(substr($parsed_frame['data'], $frame_terminator_pos + strlen(getid3_id3v2::TextEncodingTerminatorLookup($frame_text_encoding)), 1)) === 0) {1358 $frame_terminator_pos++; // @strpos() fooled because 2nd byte of Unicode chars are often 0x001359 }1360 $frame_description = substr($parsed_frame['data'], $frame_offset, $frame_terminator_pos - $frame_offset);1361 if (ord($frame_description) === 0) {1362 $frame_description = '';1363 }1364 $frame_offset = $frame_terminator_pos + strlen(getid3_id3v2::TextEncodingTerminatorLookup($frame_text_encoding));1366 $parsed_frame['objectdata'] = (string)substr($parsed_frame['data'], $frame_offset);1367 $parsed_frame['encodingid'] = $frame_text_encoding;1368 $parsed_frame['encoding'] = $this->TextEncodingNameLookup($frame_text_encoding);1370 $parsed_frame['mime'] = $frame_mimetype;1371 $parsed_frame['filename'] = $frame_filename;1372 $parsed_frame['description'] = $frame_description;1373 unset($parsed_frame['data']);1374 return true;1375 }1378 if ((($id3v2_major_version >= 3) && ($parsed_frame['frame_name'] == 'PCNT')) || // 4.16 PCNT Play counter1379 (($id3v2_major_version == 2) && ($parsed_frame['frame_name'] == 'CNT'))) { // 4.17 CNT Play counter1381 // There may only be one 'PCNT' frame in each tag.1382 // When the counter reaches all one's, one byte is inserted in1383 // front of the counter thus making the counter eight bits bigger1384 // <Header for 'Play counter', ID: 'PCNT'>1385 // Counter $xx xx xx xx (xx ...)1387 $parsed_frame['data'] = getid3_lib::BigEndian2Int($parsed_frame['data']);1388 return true;1389 }1392 if ((($id3v2_major_version >= 3) && ($parsed_frame['frame_name'] == 'POPM')) || // 4.17 POPM Popularimeter1393 (($id3v2_major_version == 2) && ($parsed_frame['frame_name'] == 'POP'))) { // 4.18 POP Popularimeter1395 // There may be more than one 'POPM' frame in each tag,1396 // but only one with the same email address1397 // <Header for 'Popularimeter', ID: 'POPM'>1398 // Email to user <text string> $001399 // Rating $xx1400 // Counter $xx xx xx xx (xx ...)1402 $frame_offset = 0;1403 $frame_terminator_pos = @strpos($parsed_frame['data'], "\x00", $frame_offset);1404 $frame_email_address = substr($parsed_frame['data'], $frame_offset, $frame_terminator_pos - $frame_offset);1405 if (ord($frame_email_address) === 0) {1406 $frame_email_address = '';1407 }1408 $frame_offset = $frame_terminator_pos + strlen("\x00");1409 $frame_rating = ord($parsed_frame['data']{$frame_offset++});1410 $parsed_frame['data'] = getid3_lib::BigEndian2Int(substr($parsed_frame['data'], $frame_offset));1411 $parsed_frame['email'] = $frame_email_address;1412 $parsed_frame['rating'] = $frame_rating;1413 unset($parsed_frame['data']);1414 return true;1415 }1418 if ((($id3v2_major_version >= 3) && ($parsed_frame['frame_name'] == 'RBUF')) || // 4.18 RBUF Recommended buffer size1419 (($id3v2_major_version == 2) && ($parsed_frame['frame_name'] == 'BUF'))) { // 4.19 BUF Recommended buffer size1421 // There may only be one 'RBUF' frame in each tag1422 // <Header for 'Recommended buffer size', ID: 'RBUF'>1423 // Buffer size $xx xx xx1424 // Embedded info flag %0000000x1425 // Offset to next tag $xx xx xx xx1427 $frame_offset = 0;1428 $parsed_frame['buffersize'] = getid3_lib::BigEndian2Int(substr($parsed_frame['data'], $frame_offset, 3));1429 $frame_offset += 3;1431 $frame_embeddedinfoflags = getid3_lib::BigEndian2Bin($parsed_frame['data']{$frame_offset++});1432 $parsed_frame['flags']['embededinfo'] = (bool)substr($frame_embeddedinfoflags, 7, 1);1433 $parsed_frame['nexttagoffset'] = getid3_lib::BigEndian2Int(substr($parsed_frame['data'], $frame_offset, 4));1434 unset($parsed_frame['data']);1435 return true;1436 }1439 if (($id3v2_major_version == 2) && ($parsed_frame['frame_name'] == 'CRM')) { // 4.20 Encrypted meta frame (ID3v2.2 only)1441 // There may be more than one 'CRM' frame in a tag,1442 // but only one with the same 'owner identifier'1443 // <Header for 'Encrypted meta frame', ID: 'CRM'>1444 // Owner identifier <textstring> $00 (00)1445 // Content/explanation <textstring> $00 (00)1446 // Encrypted datablock <binary data>1448 $frame_offset = 0;1449 $frame_terminator_pos = @strpos($parsed_frame['data'], "\x00", $frame_offset);1450 $frame_owner_id = substr($parsed_frame['data'], $frame_offset, $frame_terminator_pos - $frame_offset);1451 $frame_offset = $frame_terminator_pos + strlen("\x00");1453 $frame_terminator_pos = @strpos($parsed_frame['data'], "\x00", $frame_offset);1454 $frame_description = substr($parsed_frame['data'], $frame_offset, $frame_terminator_pos - $frame_offset);1455 if (ord($frame_description) === 0) {1456 $frame_description = '';1457 }1458 $frame_offset = $frame_terminator_pos + strlen("\x00");1460 $parsed_frame['ownerid'] = $frame_owner_id;1461 $parsed_frame['data'] = (string)substr($parsed_frame['data'], $frame_offset);1462 $parsed_frame['description'] = $frame_description;1463 unset($parsed_frame['data']);1464 return true;1465 }1468 if ((($id3v2_major_version >= 3) && ($parsed_frame['frame_name'] == 'AENC')) || // 4.19 AENC Audio encryption1469 (($id3v2_major_version == 2) && ($parsed_frame['frame_name'] == 'CRA'))) { // 4.21 CRA Audio encryption1471 // There may be more than one 'AENC' frames in a tag,1472 // but only one with the same 'Owner identifier'1473 // <Header for 'Audio encryption', ID: 'AENC'>1474 // Owner identifier <text string> $001475 // Preview start $xx xx1476 // Preview length $xx xx1477 // Encryption info <binary data>1479 $frame_offset = 0;1480 $frame_terminator_pos = @strpos($parsed_frame['data'], "\x00", $frame_offset);1481 $frame_owner_id = substr($parsed_frame['data'], $frame_offset, $frame_terminator_pos - $frame_offset);1482 if (ord($frame_owner_id) === 0) {1483 $frame_owner_id == '';1484 }1485 $frame_offset = $frame_terminator_pos + strlen("\x00");1486 $parsed_frame['ownerid'] = $frame_owner_id;1487 $parsed_frame['previewstart'] = getid3_lib::BigEndian2Int(substr($parsed_frame['data'], $frame_offset, 2));1488 $frame_offset += 2;1489 $parsed_frame['previewlength'] = getid3_lib::BigEndian2Int(substr($parsed_frame['data'], $frame_offset, 2));1490 $frame_offset += 2;1491 $parsed_frame['encryptioninfo'] = (string)substr($parsed_frame['data'], $frame_offset);1492 unset($parsed_frame['data']);1493 return true;1494 }1497 if ((($id3v2_major_version >= 3) && ($parsed_frame['frame_name'] == 'LINK')) || // 4.20 LINK Linked information1498 (($id3v2_major_version == 2) && ($parsed_frame['frame_name'] == 'LNK'))) { // 4.22 LNK Linked information1500 // There may be more than one 'LINK' frame in a tag,1501 // but only one with the same contents1502 // <Header for 'Linked information', ID: 'LINK'>1503 // ID3v2.3+ => Frame identifier $xx xx xx xx1504 // ID3v2.2 => Frame identifier $xx xx xx1505 // URL <text string> $001506 // ID and additional data <text string(s)>1508 $frame_offset = 0;1509 if ($id3v2_major_version == 2) {1510 $parsed_frame['frameid'] = substr($parsed_frame['data'], $frame_offset, 3);1511 $frame_offset += 3;1512 } else {1513 $parsed_frame['frameid'] = substr($parsed_frame['data'], $frame_offset, 4);1514 $frame_offset += 4;1515 }1517 $frame_terminator_pos = @strpos($parsed_frame['data'], "\x00", $frame_offset);1518 $frame_url = substr($parsed_frame['data'], $frame_offset, $frame_terminator_pos - $frame_offset);1519 if (ord($frame_url) === 0) {1520 $frame_url = '';1521 }1522 $frame_offset = $frame_terminator_pos + strlen("\x00");1523 $parsed_frame['url'] = $frame_url;1525 $parsed_frame['additionaldata'] = (string)substr($parsed_frame['data'], $frame_offset);1526 if (!empty($parsed_frame['framenameshort']) && $parsed_frame['url']) {1527 $getid3->info['id3v2']['comments'][$parsed_frame['framenameshort']][] = utf8_encode($parsed_frame['url']);1528 }1529 unset($parsed_frame['data']);1530 return true;1531 }1534 if (($id3v2_major_version >= 3) && ($parsed_frame['frame_name'] == 'POSS')) { // 4.21 POSS Position synchronisation frame (ID3v2.3+ only)1536 // There may only be one 'POSS' frame in each tag1537 // <Head for 'Position synchronisation', ID: 'POSS'>1538 // Time stamp format $xx1539 // Position $xx (xx ...)1541 $frame_offset = 0;1542 $parsed_frame['timestampformat'] = ord($parsed_frame['data']{$frame_offset++});1543 $parsed_frame['position'] = getid3_lib::BigEndian2Int(substr($parsed_frame['data'], $frame_offset));1544 unset($parsed_frame['data']);1545 return true;1546 }1549 if (($id3v2_major_version >= 3) && ($parsed_frame['frame_name'] == 'USER')) { // 4.22 USER Terms of use (ID3v2.3+ only)1551 // There may be more than one 'Terms of use' frame in a tag,1552 // but only one with the same 'Language'1553 // <Header for 'Terms of use frame', ID: 'USER'>1554 // Text encoding $xx1555 // Language $xx xx xx1556 // The actual text <text string according to encoding>1558 $frame_offset = 0;1559 $frame_text_encoding = ord($parsed_frame['data']{$frame_offset++});1560 if ((($id3v2_major_version <= 3) && ($frame_text_encoding > 1)) || (($id3v2_major_version == 4) && ($frame_text_encoding > 3))) {1561 $getid3->warning('Invalid text encoding byte ('.$frame_text_encoding.') in frame "'.$parsed_frame['frame_name'].'" - defaulting to ISO-8859-1 encoding');1562 }1563 $frame_language = substr($parsed_frame['data'], $frame_offset, 3);1564 $frame_offset += 3;1565 $parsed_frame['language'] = $frame_language;1566 $parsed_frame['languagename'] = getid3_id3v2::LanguageLookup($frame_language, false);1567 $parsed_frame['encodingid'] = $frame_text_encoding;1568 $parsed_frame['encoding'] = $this->TextEncodingNameLookup($frame_text_encoding);1570 $parsed_frame['data'] = (string)substr($parsed_frame['data'], $frame_offset);1571 if (!empty($parsed_frame['framenameshort']) && !empty($parsed_frame['data'])) {1572 $getid3->info['id3v2']['comments'][$parsed_frame['framenameshort']][] = $getid3->iconv($parsed_frame['encoding'], 'UTF-8', $parsed_frame['data']);1573 }1574 unset($parsed_frame['data']);1575 return true;1576 }1579 if (($id3v2_major_version >= 3) && ($parsed_frame['frame_name'] == 'OWNE')) { // 4.23 OWNE Ownership frame (ID3v2.3+ only)1581 // There may only be one 'OWNE' frame in a tag1582 // <Header for 'Ownership frame', ID: 'OWNE'>1583 // Text encoding $xx1584 // Price paid <text string> $001585 // Date of purch. <text string>1586 // Seller <text string according to encoding>1588 $frame_offset = 0;1589 $frame_text_encoding = ord($parsed_frame['data']{$frame_offset++});1590 if ((($id3v2_major_version <= 3) && ($frame_text_encoding > 1)) || (($id3v2_major_version == 4) && ($frame_text_encoding > 3))) {1591 $getid3->warning('Invalid text encoding byte ('.$frame_text_encoding.') in frame "'.$parsed_frame['frame_name'].'" - defaulting to ISO-8859-1 encoding');1592 }1593 $parsed_frame['encodingid'] = $frame_text_encoding;1594 $parsed_frame['encoding'] = $this->TextEncodingNameLookup($frame_text_encoding);1596 $frame_terminator_pos = @strpos($parsed_frame['data'], "\x00", $frame_offset);1597 $frame_pricepaid = substr($parsed_frame['data'], $frame_offset, $frame_terminator_pos - $frame_offset);1598 $frame_offset = $frame_terminator_pos + strlen("\x00");1600 $parsed_frame['pricepaid']['currencyid'] = substr($frame_pricepaid, 0, 3);1601 $parsed_frame['pricepaid']['currency'] = getid3_id3v2::LookupCurrencyUnits($parsed_frame['pricepaid']['currencyid']);1602 $parsed_frame['pricepaid']['value'] = substr($frame_pricepaid, 3);1604 $parsed_frame['purchasedate'] = substr($parsed_frame['data'], $frame_offset, 8);1605 if (!getid3_id3v2::IsValidDateStampString($parsed_frame['purchasedate'])) {1606 $parsed_frame['purchasedateunix'] = gmmktime (0, 0, 0, substr($parsed_frame['purchasedate'], 4, 2), substr($parsed_frame['purchasedate'], 6, 2), substr($parsed_frame['purchasedate'], 0, 4));1607 }1608 $frame_offset += 8;1610 $parsed_frame['seller'] = (string)substr($parsed_frame['data'], $frame_offset);1611 unset($parsed_frame['data']);1612 return true;1613 }1616 if (($id3v2_major_version >= 3) && ($parsed_frame['frame_name'] == 'COMR')) { // 4.24 COMR Commercial frame (ID3v2.3+ only)1618 // There may be more than one 'commercial frame' in a tag,1619 // but no two may be identical1620 // <Header for 'Commercial frame', ID: 'COMR'>1621 // Text encoding $xx1622 // Price string <text string> $001623 // Valid until <text string>1624 // Contact URL <text string> $001625 // Received as $xx1626 // Name of seller <text string according to encoding> $00 (00)1627 // Description <text string according to encoding> $00 (00)1628 // Picture MIME type <string> $001629 // Seller logo <binary data>1631 $frame_offset = 0;1632 $frame_text_encoding = ord($parsed_frame['data']{$frame_offset++});1633 if ((($id3v2_major_version <= 3) && ($frame_text_encoding > 1)) || (($id3v2_major_version == 4) && ($frame_text_encoding > 3))) {1634 $getid3->warning('Invalid text encoding byte ('.$frame_text_encoding.') in frame "'.$parsed_frame['frame_name'].'" - defaulting to ISO-8859-1 encoding');1635 }1637 $frame_terminator_pos = @strpos($parsed_frame['data'], "\x00", $frame_offset);1638 $frame_price_string = substr($parsed_frame['data'], $frame_offset, $frame_terminator_pos - $frame_offset);1639 $frame_offset = $frame_terminator_pos + strlen("\x00");1640 $frame_rawpricearray = explode('/', $frame_price_string);1641 foreach ($frame_rawpricearray as $key => $val) {1642 $frame_currencyid = substr($val, 0, 3);1643 $parsed_frame['price'][$frame_currencyid]['currency'] = getid3_id3v2::LookupCurrencyUnits($frame_currencyid);1644 $parsed_frame['price'][$frame_currencyid]['value'] = substr($val, 3);1645 }1647 $frame_date_string = substr($parsed_frame['data'], $frame_offset, 8);1648 $frame_offset += 8;1650 $frame_terminator_pos = @strpos($parsed_frame['data'], "\x00", $frame_offset);1651 $frame_contacturl = substr($parsed_frame['data'], $frame_offset, $frame_terminator_pos - $frame_offset);1652 $frame_offset = $frame_terminator_pos + strlen("\x00");1654 $frame_received_as_id = ord($parsed_frame['data']{$frame_offset++});1656 $frame_terminator_pos = @strpos($parsed_frame['data'], getid3_id3v2::TextEncodingTerminatorLookup($frame_text_encoding), $frame_offset);1657 if (ord(substr($parsed_frame['data'], $frame_terminator_pos + strlen(getid3_id3v2::TextEncodingTerminatorLookup($frame_text_encoding)), 1)) === 0) {1658 $frame_terminator_pos++; // @strpos() fooled because 2nd byte of Unicode chars are often 0x001659 }1661 $frame_sellername = substr($parsed_frame['data'], $frame_offset, $frame_terminator_pos - $frame_offset);1662 if (ord($frame_sellername) === 0) {1663 $frame_sellername = '';1664 }1666 $frame_offset = $frame_terminator_pos + strlen(getid3_id3v2::TextEncodingTerminatorLookup($frame_text_encoding));1668 $frame_terminator_pos = @strpos($parsed_frame['data'], getid3_id3v2::TextEncodingTerminatorLookup($frame_text_encoding), $frame_offset);1669 if (ord(substr($parsed_frame['data'], $frame_terminator_pos + strlen(getid3_id3v2::TextEncodingTerminatorLookup($frame_text_encoding)), 1)) === 0) {1670 $frame_terminator_pos++; // @strpos() fooled because 2nd byte of Unicode chars are often 0x001671 }1673 $frame_description = substr($parsed_frame['data'], $frame_offset, $frame_terminator_pos - $frame_offset);1674 if (ord($frame_description) === 0) {1675 $frame_description = '';1676 }1678 $frame_offset = $frame_terminator_pos + strlen(getid3_id3v2::TextEncodingTerminatorLookup($frame_text_encoding));1680 $frame_terminator_pos = @strpos($parsed_frame['data'], "\x00", $frame_offset);1681 $frame_mimetype = substr($parsed_frame['data'], $frame_offset, $frame_terminator_pos - $frame_offset);1682 $frame_offset = $frame_terminator_pos + strlen("\x00");1684 $frame_sellerlogo = substr($parsed_frame['data'], $frame_offset);1686 $parsed_frame['encodingid'] = $frame_text_encoding;1687 $parsed_frame['encoding'] = $this->TextEncodingNameLookup($frame_text_encoding);1689 $parsed_frame['pricevaliduntil'] = $frame_date_string;1690 $parsed_frame['contacturl'] = $frame_contacturl;1691 $parsed_frame['receivedasid'] = $frame_received_as_id;1692 $parsed_frame['receivedas'] = getid3_id3v2::COMRReceivedAsLookup($frame_received_as_id);1693 $parsed_frame['sellername'] = $frame_sellername;1694 $parsed_frame['description'] = $frame_description;1695 $parsed_frame['mime'] = $frame_mimetype;1696 $parsed_frame['logo'] = $frame_sellerlogo;1697 unset($parsed_frame['data']);1698 }1701 if (($id3v2_major_version >= 3) && ($parsed_frame['frame_name'] == 'ENCR')) { // 4.25 ENCR Encryption method registration (ID3v2.3+ only)1703 // There may be several 'ENCR' frames in a tag,1704 // but only one containing the same symbol1705 // and only one containing the same owner identifier1706 // <Header for 'Encryption method registration', ID: 'ENCR'>1707 // Owner identifier <text string> $001708 // Method symbol $xx1709 // Encryption data <binary data>1711 $frame_offset = 0;1712 $frame_terminator_pos = @strpos($parsed_frame['data'], "\x00", $frame_offset);1713 $frame_owner_id = substr($parsed_frame['data'], $frame_offset, $frame_terminator_pos - $frame_offset);1714 if (ord($frame_owner_id) === 0) {1715 $frame_owner_id = '';1716 }1717 $frame_offset = $frame_terminator_pos + strlen("\x00");1719 $parsed_frame['ownerid'] = $frame_owner_id;1720 $parsed_frame['methodsymbol'] = ord($parsed_frame['data']{$frame_offset++});1721 $parsed_frame['data'] = (string)substr($parsed_frame['data'], $frame_offset);1722 return true;1723 }1726 if (($id3v2_major_version >= 3) && ($parsed_frame['frame_name'] == 'GRID')) { // 4.26 GRID Group identification registration (ID3v2.3+ only)1728 // There may be several 'GRID' frames in a tag,1729 // but only one containing the same symbol1730 // and only one containing the same owner identifier1731 // <Header for 'Group ID registration', ID: 'GRID'>1732 // Owner identifier <text string> $001733 // Group symbol $xx1734 // Group dependent data <binary data>1736 $frame_offset = 0;1737 $frame_terminator_pos = @strpos($parsed_frame['data'], "\x00", $frame_offset);1738 $frame_owner_id = substr($parsed_frame['data'], $frame_offset, $frame_terminator_pos - $frame_offset);1739 if (ord($frame_owner_id) === 0) {1740 $frame_owner_id = '';1741 }1742 $frame_offset = $frame_terminator_pos + strlen("\x00");1744 $parsed_frame['ownerid'] = $frame_owner_id;1745 $parsed_frame['groupsymbol'] = ord($parsed_frame['data']{$frame_offset++});1746 $parsed_frame['data'] = (string)substr($parsed_frame['data'], $frame_offset);1747 return true;1748 }1751 if (($id3v2_major_version >= 3) && ($parsed_frame['frame_name'] == 'PRIV')) { // 4.27 PRIV Private frame (ID3v2.3+ only)1753 // The tag may contain more than one 'PRIV' frame1754 // but only with different contents1755 // <Header for 'Private frame', ID: 'PRIV'>1756 // Owner identifier <text string> $001757 // The private data <binary data>1759 $frame_offset = 0;1760 $frame_terminator_pos = @strpos($parsed_frame['data'], "\x00", $frame_offset);1761 $frame_owner_id = substr($parsed_frame['data'], $frame_offset, $frame_terminator_pos - $frame_offset);1762 if (ord($frame_owner_id) === 0) {1763 $frame_owner_id = '';1764 }1765 $frame_offset = $frame_terminator_pos + strlen("\x00");1767 $parsed_frame['ownerid'] = $frame_owner_id;1768 $parsed_frame['data'] = (string)substr($parsed_frame['data'], $frame_offset);1769 return true;1770 }1773 if (($id3v2_major_version >= 4) && ($parsed_frame['frame_name'] == 'SIGN')) { // 4.28 SIGN Signature frame (ID3v2.4+ only)1775 // There may be more than one 'signature frame' in a tag,1776 // but no two may be identical1777 // <Header for 'Signature frame', ID: 'SIGN'>1778 // Group symbol $xx1779 // Signature <binary data>1781 $frame_offset = 0;1782 $parsed_frame['groupsymbol'] = ord($parsed_frame['data']{$frame_offset++});1783 $parsed_frame['data'] = (string)substr($parsed_frame['data'], $frame_offset);1784 return true;1785 }1788 if (($id3v2_major_version >= 4) && ($parsed_frame['frame_name'] == 'SEEK')) { // 4.29 SEEK Seek frame (ID3v2.4+ only)1790 // There may only be one 'seek frame' in a tag1791 // <Header for 'Seek frame', ID: 'SEEK'>1792 // Minimum offset to next tag $xx xx xx xx1794 $frame_offset = 0;1795 $parsed_frame['data'] = getid3_lib::BigEndian2Int(substr($parsed_frame['data'], $frame_offset, 4));1796 return true;1797 }1800 if (($id3v2_major_version >= 4) && ($parsed_frame['frame_name'] == 'ASPI')) { // 4.30 ASPI Audio seek point index (ID3v2.4+ only)1802 // There may only be one 'audio seek point index' frame in a tag1803 // <Header for 'Seek Point Index', ID: 'ASPI'>1804 // Indexed data start (S) $xx xx xx xx1805 // Indexed data length (L) $xx xx xx xx1806 // Number of index points (N) $xx xx1807 // Bits per index point (b) $xx1808 // Then for every index point the following data is included:1809 // Fraction at index (Fi) $xx (xx)1811 $frame_offset = 0;1812 $parsed_frame['datastart'] = getid3_lib::BigEndian2Int(substr($parsed_frame['data'], $frame_offset, 4));1813 $frame_offset += 4;1814 $parsed_frame['indexeddatalength'] = getid3_lib::BigEndian2Int(substr($parsed_frame['data'], $frame_offset, 4));1815 $frame_offset += 4;1816 $parsed_frame['indexpoints'] = getid3_lib::BigEndian2Int(substr($parsed_frame['data'], $frame_offset, 2));1817 $frame_offset += 2;1818 $parsed_frame['bitsperpoint'] = ord($parsed_frame['data']{$frame_offset++});1819 $frame_bytesperpoint = ceil($parsed_frame['bitsperpoint'] / 8);1820 for ($i = 0; $i < $frame_indexpoints; $i++) {1821 $parsed_frame['indexes'][$i] = getid3_lib::BigEndian2Int(substr($parsed_frame['data'], $frame_offset, $frame_bytesperpoint));1822 $frame_offset += $frame_bytesperpoint;1823 }1824 unset($parsed_frame['data']);1825 return true;1826 }1829 if (($id3v2_major_version >= 3) && ($parsed_frame['frame_name'] == 'RGAD')) { // Replay Gain Adjustment1831 // http://privatewww.essex.ac.uk/~djmrob/replaygain/file_format_id3v2.html1832 // There may only be one 'RGAD' frame in a tag1833 // <Header for 'Replay Gain Adjustment', ID: 'RGAD'>1834 // Peak Amplitude $xx $xx $xx $xx1835 // Radio Replay Gain Adjustment %aaabbbcd %dddddddd1836 // Audiophile Replay Gain Adjustment %aaabbbcd %dddddddd1837 // a - name code1838 // b - originator code1839 // c - sign bit1840 // d - replay gain adjustment1842 $frame_offset = 0;1844 $parsed_frame['peakamplitude'] = (float)getid3_lib::BigEndian2Int(substr($parsed_frame['data'], $frame_offset, 4));1845 $frame_offset += 4;1847 $rg_track_adjustment = decbin(substr($parsed_frame['data'], $frame_offset, 2));1848 $frame_offset += 2;1850 $rg_album_adjustment = decbin(substr($parsed_frame['data'], $frame_offset, 2));1851 $frame_offset += 2;1853 $parsed_frame['raw']['track']['name'] = bindec(substr($rg_track_adjustment, 0, 3));1854 $parsed_frame['raw']['track']['originator'] = bindec(substr($rg_track_adjustment, 3, 3));1855 $parsed_frame['raw']['track']['signbit'] = bindec($rg_track_adjustment[6]);1856 $parsed_frame['raw']['track']['adjustment'] = bindec(substr($rg_track_adjustment, 7, 9));1857 $parsed_frame['raw']['album']['name'] = bindec(substr($rg_album_adjustment, 0, 3));1858 $parsed_frame['raw']['album']['originator'] = bindec(substr($rg_album_adjustment, 3, 3));1859 $parsed_frame['raw']['album']['signbit'] = bindec($rg_album_adjustment[6]);1860 $parsed_frame['raw']['album']['adjustment'] = bindec(substr($rg_album_adjustment, 7, 9));1861 $parsed_frame['track']['name'] = getid3_lib_replaygain::NameLookup($parsed_frame['raw']['track']['name']);1862 $parsed_frame['track']['originator'] = getid3_lib_replaygain::OriginatorLookup($parsed_frame['raw']['track']['originator']);1863 $parsed_frame['track']['adjustment'] = getid3_lib_replaygain::AdjustmentLookup($parsed_frame['raw']['track']['adjustment'], $parsed_frame['raw']['track']['signbit']);1864 $parsed_frame['album']['name'] = getid3_lib_replaygain::NameLookup($parsed_frame['raw']['album']['name']);1865 $parsed_frame['album']['originator'] = getid3_lib_replaygain::OriginatorLookup($parsed_frame['raw']['album']['originator']);1866 $parsed_frame['album']['adjustment'] = getid3_lib_replaygain::AdjustmentLookup($parsed_frame['raw']['album']['adjustment'], $parsed_frame['raw']['album']['signbit']);1868 $getid3->info['replay_gain']['track']['peak'] = $parsed_frame['peakamplitude'];1869 $getid3->info['replay_gain']['track']['originator'] = $parsed_frame['track']['originator'];1870 $getid3->info['replay_gain']['track']['adjustment'] = $parsed_frame['track']['adjustment'];1871 $getid3->info['replay_gain']['album']['originator'] = $parsed_frame['album']['originator'];1872 $getid3->info['replay_gain']['album']['adjustment'] = $parsed_frame['album']['adjustment'];1874 unset($parsed_frame['data']);1875 return true;1876 }1878 return true;1879 }1883 private function TextEncodingNameLookup($encoding) {1885 // Override specification - BRAINDEAD taggers1886 if (!$encoding) {1887 return $this->getid3->encoding_id3v2;1888 }1890 // http://www.id3.org/id3v2.4.0-structure.txt1891 static $lookup = array (1892 0 => 'ISO-8859-1',1893 1 => 'UTF-16',1894 2 => 'UTF-16BE',1895 3 => 'UTF-8',1896 255 => 'UTF-16BE'1897 );1899 return (isset($lookup[$encoding]) ? $lookup[$encoding] : 'ISO-8859-1');1900 }1904 public static function ParseID3v2GenreString($genre_string) {1906 // Parse genres into arrays of genreName and genreID1907 // ID3v2.2.x, ID3v2.3.x: '(21)' or '(4)Eurodisco' or '(51)(39)' or '(55)((I think...)'1908 // ID3v2.4.x: '21' $00 'Eurodisco' $001910 $genre_string = trim($genre_string);1911 $return_array = array ();1912 if (strpos($genre_string, "\x00") !== false) {1913 $unprocessed = trim($genre_string); // trailing nulls will cause an infinite loop.1914 $genre_string = '';1915 while (strpos($unprocessed, "\x00") !== false) {1916 // convert null-seperated v2.4-format into v2.3 ()-seperated format1917 $end_pos = strpos($unprocessed, "\x00");1918 $genre_string .= '('.substr($unprocessed, 0, $end_pos).')';1919 $unprocessed = substr($unprocessed, $end_pos + 1);1920 }1921 unset($unprocessed);1922 }1923 if (getid3_id3v1::LookupGenreID($genre_string)) {1925 $return_array['genre'][] = $genre_string;1927 } else {1929 while (strpos($genre_string, '(') !== false) {1931 $start_pos = strpos($genre_string, '(');1932 $end_pos = strpos($genre_string, ')');1933 if (substr($genre_string, $start_pos + 1, 1) == '(') {1934 $genre_string = substr($genre_string, 0, $start_pos).substr($genre_string, $start_pos + 1);1935 $end_pos--;1936 }1937 $element = substr($genre_string, $start_pos + 1, $end_pos - ($start_pos + 1));1938 $genre_string = substr($genre_string, 0, $start_pos).substr($genre_string, $end_pos + 1);1940 if (getid3_id3v1::LookupGenreName($element)) { // $element is a valid genre id/abbreviation1942 if (empty($return_array['genre']) || !in_array(getid3_id3v1::LookupGenreName($element), $return_array['genre'])) { // avoid duplicate entires1943 $return_array['genre'][] = getid3_id3v1::LookupGenreName($element);1944 }1945 } else {1947 if (empty($return_array['genre']) || !in_array($element, $return_array['genre'])) { // avoid duplicate entires1948 $return_array['genre'][] = $element;1949 }1950 }1951 }1952 }1953 if ($genre_string) {1954 if (empty($return_array['genre']) || !in_array($genre_string, $return_array['genre'])) { // avoid duplicate entires1955 $return_array['genre'][] = $genre_string;1956 }1957 }1959 return $return_array;1960 }1964 public static function LookupCurrencyUnits($currency_id) {1966 static $lookup = array (1967 'AED' => 'Dirhams',1968 'AFA' => 'Afghanis',1969 'ALL' => 'Leke',1970 'AMD' => 'Drams',1971 'ANG' => 'Guilders',1972 'AOA' => 'Kwanza',1973 'ARS' => 'Pesos',1974 'ATS' => 'Schillings',1975 'AUD' => 'Dollars',1976 'AWG' => 'Guilders',1977 'AZM' => 'Manats',1978 'BAM' => 'Convertible Marka',1979 'BBD' => 'Dollars',1980 'BDT' => 'Taka',1981 'BEF' => 'Francs',1982 'BGL' => 'Leva',1983 'BHD' => 'Dinars',1984 'BIF' => 'Francs',1985 'BMD' => 'Dollars',1986 'BND' => 'Dollars',1987 'BOB' => 'Bolivianos',1988 'BRL' => 'Brazil Real',1989 'BSD' => 'Dollars',1990 'BTN' => 'Ngultrum',1991 'BWP' => 'Pulas',1992 'BYR' => 'Rubles',1993 'BZD' => 'Dollars',1994 'CAD' => 'Dollars',1995 'CDF' => 'Congolese Francs',1996 'CHF' => 'Francs',1997 'CLP' => 'Pesos',1998 'CNY' => 'Yuan Renminbi',1999 'COP' => 'Pesos',2000 'CRC' => 'Colones',2001 'CUP' => 'Pesos',2002 'CVE' => 'Escudos',2003 'CYP' => 'Pounds',2004 'CZK' => 'Koruny',2005 'DEM' => 'Deutsche Marks',2006 'DJF' => 'Francs',2007 'DKK' => 'Kroner',2008 'DOP' => 'Pesos',2009 'DZD' => 'Algeria Dinars',2010 'EEK' => 'Krooni',2011 'EGP' => 'Pounds',2012 'ERN' => 'Nakfa',2013 'ESP' => 'Pesetas',2014 'ETB' => 'Birr',2015 'EUR' => 'Euro',2016 'FIM' => 'Markkaa',2017 'FJD' => 'Dollars',2018 'FKP' => 'Pounds',2019 'FRF' => 'Francs',2020 'GBP' => 'Pounds',2021 'GEL' => 'Lari',2022 'GGP' => 'Pounds',2023 'GHC' => 'Cedis',2024 'GIP' => 'Pounds',2025 'GMD' => 'Dalasi',2026 'GNF' => 'Francs',2027 'GRD' => 'Drachmae',2028 'GTQ' => 'Quetzales',2029 'GYD' => 'Dollars',2030 'HKD' => 'Dollars',2031 'HNL' => 'Lempiras',2032 'HRK' => 'Kuna',2033 'HTG' => 'Gourdes',2034 'HUF' => 'Forints',2035 'IDR' => 'Rupiahs',2036 'IEP' => 'Pounds',2037 'ILS' => 'New Shekels',2038 'IMP' => 'Pounds',2039 'INR' => 'Rupees',2040 'IQD' => 'Dinars',2041 'IRR' => 'Rials',2042 'ISK' => 'Kronur',2043 'ITL' => 'Lire',2044 'JEP' => 'Pounds',2045 'JMD' => 'Dollars',2046 'JOD' => 'Dinars',2047 'JPY' => 'Yen',2048 'KES' => 'Shillings',2049 'KGS' => 'Soms',2050 'KHR' => 'Riels',2051 'KMF' => 'Francs',2052 'KPW' => 'Won',2053 'KWD' => 'Dinars',2054 'KYD' => 'Dollars',2055 'KZT' => 'Tenge',2056 'LAK' => 'Kips',2057 'LBP' => 'Pounds',2058 'LKR' => 'Rupees',2059 'LRD' => 'Dollars',2060 'LSL' => 'Maloti',2061 'LTL' => 'Litai',2062 'LUF' => 'Francs',2063 'LVL' => 'Lati',2064 'LYD' => 'Dinars',2065 'MAD' => 'Dirhams',2066 'MDL' => 'Lei',2067 'MGF' => 'Malagasy Francs',2068 'MKD' => 'Denars',2069 'MMK' => 'Kyats',2070 'MNT' => 'Tugriks',2071 'MOP' => 'Patacas',2072 'MRO' => 'Ouguiyas',2073 'MTL' => 'Liri',2074 'MUR' => 'Rupees',2075 'MVR' => 'Rufiyaa',2076 'MWK' => 'Kwachas',2077 'MXN' => 'Pesos',2078 'MYR' => 'Ringgits',2079 'MZM' => 'Meticais',2080 'NAD' => 'Dollars',2081 'NGN' => 'Nairas',2082 'NIO' => 'Gold Cordobas',2083 'NLG' => 'Guilders',2084 'NOK' => 'Krone',2085 'NPR' => 'Nepal Rupees',2086 'NZD' => 'Dollars',2087 'OMR' => 'Rials',2088 'PAB' => 'Balboa',2089 'PEN' => 'Nuevos Soles',2090 'PGK' => 'Kina',2091 'PHP' => 'Pesos',2092 'PKR' => 'Rupees',2093 'PLN' => 'Zlotych',2094 'PTE' => 'Escudos',2095 'PYG' => 'Guarani',2096 'QAR' => 'Rials',2097 'ROL' => 'Lei',2098 'RUR' => 'Rubles',2099 'RWF' => 'Rwanda Francs',2100 'SAR' => 'Riyals',2101 'SBD' => 'Dollars',2102 'SCR' => 'Rupees',2103 'SDD' => 'Dinars',2104 'SEK' => 'Kronor',2105 'SGD' => 'Dollars',2106 'SHP' => 'Pounds',2107 'SIT' => 'Tolars',2108 'SKK' => 'Koruny',2109 'SLL' => 'Leones',2110 'SOS' => 'Shillings',2111 'SPL' => 'Luigini',2112 'SRG' => 'Guilders',2113 'STD' => 'Dobras',2114 'SVC' => 'Colones',2115 'SYP' => 'Pounds',2116 'SZL' => 'Emalangeni',2117 'THB' => 'Baht',2118 'TJR' => 'Rubles',2119 'TMM' => 'Manats',2120 'TND' => 'Dinars',2121 'TOP' => 'Pa\'anga',2122 'TRL' => 'Liras',2123 'TTD' => 'Dollars',2124 'TVD' => 'Tuvalu Dollars',2125 'TWD' => 'New Dollars',2126 'TZS' => 'Shillings',2127 'UAH' => 'Hryvnia',2128 'UGX' => 'Shillings',2129 'USD' => 'Dollars',2130 'UYU' => 'Pesos',2131 'UZS' => 'Sums',2132 'VAL' => 'Lire',2133 'VEB' => 'Bolivares',2134 'VND' => 'Dong',2135 'VUV' => 'Vatu',2136 'WST' => 'Tala',2137 'XAF' => 'Francs',2138 'XAG' => 'Ounces',2139 'XAU' => 'Ounces',2140 'XCD' => 'Dollars',2141 'XDR' => 'Special Drawing Rights',2142 'XPD' => 'Ounces',2143 'XPF' => 'Francs',2144 'XPT' => 'Ounces',2145 'YER' => 'Rials',2146 'YUM' => 'New Dinars',2147 'ZAR' => 'Rand',2148 'ZMK' => 'Kwacha',2149 'ZWD' => 'Zimbabwe Dollars'2150 );2152 return @$lookup[$currency_id];2153 }2157 public static function LookupCurrencyCountry($currency_id) {2159 static $lookup = array (2160 'AED' => 'United Arab Emirates',2161 'AFA' => 'Afghanistan',2162 'ALL' => 'Albania',2163 'AMD' => 'Armenia',2164 'ANG' => 'Netherlands Antilles',2165 'AOA' => 'Angola',2166 'ARS' => 'Argentina',2167 'ATS' => 'Austria',2168 'AUD' => 'Australia',2169 'AWG' => 'Aruba',2170 'AZM' => 'Azerbaijan',2171 'BAM' => 'Bosnia and Herzegovina',2172 'BBD' => 'Barbados',2173 'BDT' => 'Bangladesh',2174 'BEF' => 'Belgium',2175 'BGL' => 'Bulgaria',2176 'BHD' => 'Bahrain',2177 'BIF' => 'Burundi',2178 'BMD' => 'Bermuda',2179 'BND' => 'Brunei Darussalam',2180 'BOB' => 'Bolivia',2181 'BRL' => 'Brazil',2182 'BSD' => 'Bahamas',2183 'BTN' => 'Bhutan',2184 'BWP' => 'Botswana',2185 'BYR' => 'Belarus',2186 'BZD' => 'Belize',2187 'CAD' => 'Canada',2188 'CDF' => 'Congo/Kinshasa',2189 'CHF' => 'Switzerland',2190 'CLP' => 'Chile',2191 'CNY' => 'China',2192 'COP' => 'Colombia',2193 'CRC' => 'Costa Rica',2194 'CUP' => 'Cuba',2195 'CVE' => 'Cape Verde',2196 'CYP' => 'Cyprus',2197 'CZK' => 'Czech Republic',2198 'DEM' => 'Germany',2199 'DJF' => 'Djibouti',2200 'DKK' => 'Denmark',2201 'DOP' => 'Dominican Republic',2202 'DZD' => 'Algeria',2203 'EEK' => 'Estonia',2204 'EGP' => 'Egypt',2205 'ERN' => 'Eritrea',2206 'ESP' => 'Spain',2207 'ETB' => 'Ethiopia',2208 'EUR' => 'Euro Member Countries',2209 'FIM' => 'Finland',2210 'FJD' => 'Fiji',2211 'FKP' => 'Falkland Islands (Malvinas)',2212 'FRF' => 'France',2213 'GBP' => 'United Kingdom',2214 'GEL' => 'Georgia',2215 'GGP' => 'Guernsey',2216 'GHC' => 'Ghana',2217 'GIP' => 'Gibraltar',2218 'GMD' => 'Gambia',2219 'GNF' => 'Guinea',2220 'GRD' => 'Greece',2221 'GTQ' => 'Guatemala',2222 'GYD' => 'Guyana',2223 'HKD' => 'Hong Kong',2224 'HNL' => 'Honduras',2225 'HRK' => 'Croatia',2226 'HTG' => 'Haiti',2227 'HUF' => 'Hungary',2228 'IDR' => 'Indonesia',2229 'IEP' => 'Ireland (Eire)',2230 'ILS' => 'Israel',2231 'IMP' => 'Isle of Man',2232 'INR' => 'India',2233 'IQD' => 'Iraq',2234 'IRR' => 'Iran',2235 'ISK' => 'Iceland',2236 'ITL' => 'Italy',2237 'JEP' => 'Jersey',2238 'JMD' => 'Jamaica',2239 'JOD' => 'Jordan',2240 'JPY' => 'Japan',2241 'KES' => 'Kenya',2242 'KGS' => 'Kyrgyzstan',2243 'KHR' => 'Cambodia',2244 'KMF' => 'Comoros',2245 'KPW' => 'Korea',2246 'KWD' => 'Kuwait',2247 'KYD' => 'Cayman Islands',2248 'KZT' => 'Kazakstan',2249 'LAK' => 'Laos',2250 'LBP' => 'Lebanon',2251 'LKR' => 'Sri Lanka',2252 'LRD' => 'Liberia',2253 'LSL' => 'Lesotho',2254 'LTL' => 'Lithuania',2255 'LUF' => 'Luxembourg',2256 'LVL' => 'Latvia',2257 'LYD' => 'Libya',2258 'MAD' => 'Morocco',2259 'MDL' => 'Moldova',2260 'MGF' => 'Madagascar',2261 'MKD' => 'Macedonia',2262 'MMK' => 'Myanmar (Burma)',2263 'MNT' => 'Mongolia',2264 'MOP' => 'Macau',2265 'MRO' => 'Mauritania',2266 'MTL' => 'Malta',2267 'MUR' => 'Mauritius',2268 'MVR' => 'Maldives (Maldive Islands)',2269 'MWK' => 'Malawi',2270 'MXN' => 'Mexico',2271 'MYR' => 'Malaysia',2272 'MZM' => 'Mozambique',2273 'NAD' => 'Namibia',2274 'NGN' => 'Nigeria',2275 'NIO' => 'Nicaragua',2276 'NLG' => 'Netherlands (Holland)',2277 'NOK' => 'Norway',2278 'NPR' => 'Nepal',2279 'NZD' => 'New Zealand',2280 'OMR' => 'Oman',2281 'PAB' => 'Panama',2282 'PEN' => 'Peru',2283 'PGK' => 'Papua New Guinea',2284 'PHP' => 'Philippines',2285 'PKR' => 'Pakistan',2286 'PLN' => 'Poland',2287 'PTE' => 'Portugal',2288 'PYG' => 'Paraguay',2289 'QAR' => 'Qatar',2290 'ROL' => 'Romania',2291 'RUR' => 'Russia',2292 'RWF' => 'Rwanda',2293 'SAR' => 'Saudi Arabia',2294 'SBD' => 'Solomon Islands',2295 'SCR' => 'Seychelles',2296 'SDD' => 'Sudan',2297 'SEK' => 'Sweden',2298 'SGD' => 'Singapore',2299 'SHP' => 'Saint Helena',2300 'SIT' => 'Slovenia',2301 'SKK' => 'Slovakia',2302 'SLL' => 'Sierra Leone',2303 'SOS' => 'Somalia',2304 'SPL' => 'Seborga',2305 'SRG' => 'Suriname',2306 'STD' => 'São Tome and Principe',2307 'SVC' => 'El Salvador',2308 'SYP' => 'Syria',2309 'SZL' => 'Swaziland',2310 'THB' => 'Thailand',2311 'TJR' => 'Tajikistan',2312 'TMM' => 'Turkmenistan',2313 'TND' => 'Tunisia',2314 'TOP' => 'Tonga',2315 'TRL' => 'Turkey',2316 'TTD' => 'Trinidad and Tobago',2317 'TVD' => 'Tuvalu',2318 'TWD' => 'Taiwan',2319 'TZS' => 'Tanzania',2320 'UAH' => 'Ukraine',2321 'UGX' => 'Uganda',2322 'USD' => 'United States of America',2323 'UYU' => 'Uruguay',2324 'UZS' => 'Uzbekistan',2325 'VAL' => 'Vatican City',2326 'VEB' => 'Venezuela',2327 'VND' => 'Viet Nam',2328 'VUV' => 'Vanuatu',2329 'WST' => 'Samoa',2330 'XAF' => 'Communauté Financière Africaine',2331 'XAG' => 'Silver',2332 'XAU' => 'Gold',2333 'XCD' => 'East Caribbean',2334 'XDR' => 'International Monetary Fund',2335 'XPD' => 'Palladium',2336 'XPF' => 'Comptoirs Français du Pacifique',2337 'XPT' => 'Platinum',2338 'YER' => 'Yemen',2339 'YUM' => 'Yugoslavia',2340 'ZAR' => 'South Africa',2341 'ZMK' => 'Zambia',2342 'ZWD' => 'Zimbabwe'2343 );2345 return @$lookup[$currency_id];2346 }2350 public static function LanguageLookup($language_code, $case_sensitive=false) {2352 if (!$case_sensitive) {2353 $language_code = strtolower($language_code);2354 }2356 // http://www.id3.org/id3v2.4.0-structure.txt2357 // [4. ID3v2 frame overview]2358 // The three byte language field, present in several frames, is used to2359 // describe the language of the frame's content, according to ISO-639-22360 // [ISO-639-2]. The language should be represented in lower case. If the2361 // language is not known the string "XXX" should be used.2364 // ISO 639-2 - http://www.id3.org/iso639-2.html2366 static $lookup = array (2367 'XXX' => 'unknown',2368 'xxx' => 'unknown',2369 'aar' => 'Afar',2370 'abk' => 'Abkhazian',2371 'ace' => 'Achinese',2372 'ach' => 'Acoli',2373 'ada' => 'Adangme',2374 'afa' => 'Afro-Asiatic (Other)',2375 'afh' => 'Afrihili',2376 'afr' => 'Afrikaans',2377 'aka' => 'Akan',2378 'akk' => 'Akkadian',2379 'alb' => 'Albanian',2380 'ale' => 'Aleut',2381 'alg' => 'Algonquian Languages',2382 'amh' => 'Amharic',2383 'ang' => 'English, Old (ca. 450-1100)',2384 'apa' => 'Apache Languages',2385 'ara' => 'Arabic',2386 'arc' => 'Aramaic',2387 'arm' => 'Armenian',2388 'arn' => 'Araucanian',2389 'arp' => 'Arapaho',2390 'art' => 'Artificial (Other)',2391 'arw' => 'Arawak',2392 'asm' => 'Assamese',2393 'ath' => 'Athapascan Languages',2394 'ava' => 'Avaric',2395 'ave' => 'Avestan',2396 'awa' => 'Awadhi',2397 'aym' => 'Aymara',2398 'aze' => 'Azerbaijani',2399 'bad' => 'Banda',2400 'bai' => 'Bamileke Languages',2401 'bak' => 'Bashkir',2402 'bal' => 'Baluchi',2403 'bam' => 'Bambara',2404 'ban' => 'Balinese',2405 'baq' => 'Basque',2406 'bas' => 'Basa',2407 'bat' => 'Baltic (Other)',2408 'bej' => 'Beja',2409 'bel' => 'Byelorussian',2410 'bem' => 'Bemba',2411 'ben' => 'Bengali',2412 'ber' => 'Berber (Other)',2413 'bho' => 'Bhojpuri',2414 'bih' => 'Bihari',2415 'bik' => 'Bikol',2416 'bin' => 'Bini',2417 'bis' => 'Bislama',2418 'bla' => 'Siksika',2419 'bnt' => 'Bantu (Other)',2420 'bod' => 'Tibetan',2421 'bra' => 'Braj',2422 'bre' => 'Breton',2423 'bua' => 'Buriat',2424 'bug' => 'Buginese',2425 'bul' => 'Bulgarian',2426 'bur' => 'Burmese',2427 'cad' => 'Caddo',2428 'cai' => 'Central American Indian (Other)',2429 'car' => 'Carib',2430 'cat' => 'Catalan',2431 'cau' => 'Caucasian (Other)',2432 'ceb' => 'Cebuano',2433 'cel' => 'Celtic (Other)',2434 'ces' => 'Czech',2435 'cha' => 'Chamorro',2436 'chb' => 'Chibcha',2437 'che' => 'Chechen',2438 'chg' => 'Chagatai',2439 'chi' => 'Chinese',2440 'chm' => 'Mari',2441 'chn' => 'Chinook jargon',2442 'cho' => 'Choctaw',2443 'chr' => 'Cherokee',2444 'chu' => 'Church Slavic',2445 'chv' => 'Chuvash',2446 'chy' => 'Cheyenne',2447 'cop' => 'Coptic',2448 'cor' => 'Cornish',2449 'cos' => 'Corsican',2450 'cpe' => 'Creoles and Pidgins, English-based (Other)',2451 'cpf' => 'Creoles and Pidgins, French-based (Other)',2452 'cpp' => 'Creoles and Pidgins, Portuguese-based (Other)',2453 'cre' => 'Cree',2454 'crp' => 'Creoles and Pidgins (Other)',2455 'cus' => 'Cushitic (Other)',2456 'cym' => 'Welsh',2457 'cze' => 'Czech',2458 'dak' => 'Dakota',2459 'dan' => 'Danish',2460 'del' => 'Delaware',2461 'deu' => 'German',2462 'din' => 'Dinka',2463 'div' => 'Divehi',2464 'doi' => 'Dogri',2465 'dra' => 'Dravidian (Other)',2466 'dua' => 'Duala',2467 'dum' => 'Dutch, Middle (ca. 1050-1350)',2468 'dut' => 'Dutch',2469 'dyu' => 'Dyula',2470 'dzo' => 'Dzongkha',2471 'efi' => 'Efik',2472 'egy' => 'Egyptian (Ancient)',2473 'eka' => 'Ekajuk',2474 'ell' => 'Greek, Modern (1453-)',2475 'elx' => 'Elamite',2476 'eng' => 'English',2477 'enm' => 'English, Middle (ca. 1100-1500)',2478 'epo' => 'Esperanto',2479 'esk' => 'Eskimo (Other)',2480 'esl' => 'Spanish',2481 'est' => 'Estonian',2482 'eus' => 'Basque',2483 'ewe' => 'Ewe',2484 'ewo' => 'Ewondo',2485 'fan' => 'Fang',2486 'fao' => 'Faroese',2487 'fas' => 'Persian',2488 'fat' => 'Fanti',2489 'fij' => 'Fijian',2490 'fin' => 'Finnish',2491 'fiu' => 'Finno-Ugrian (Other)',2492 'fon' => 'Fon',2493 'fra' => 'French',2494 'fre' => 'French',2495 'frm' => 'French, Middle (ca. 1400-1600)',2496 'fro' => 'French, Old (842- ca. 1400)',2497 'fry' => 'Frisian',2498 'ful' => 'Fulah',2499 'gaa' => 'Ga',2500 'gae' => 'Gaelic (Scots)',2501 'gai' => 'Irish',2502 'gay' => 'Gayo',2503 'gdh' => 'Gaelic (Scots)',2504 'gem' => 'Germanic (Other)',2505 'geo' => 'Georgian',2506 'ger' => 'German',2507 'gez' => 'Geez',2508 'gil' => 'Gilbertese',2509 'glg' => 'Gallegan',2510 'gmh' => 'German, Middle High (ca. 1050-1500)',2511 'goh' => 'German, Old High (ca. 750-1050)',2512 'gon' => 'Gondi',2513 'got' => 'Gothic',2514 'grb' => 'Grebo',2515 'grc' => 'Greek, Ancient (to 1453)',2516 'gre' => 'Greek, Modern (1453-)',2517 'grn' => 'Guarani',2518 'guj' => 'Gujarati',2519 'hai' => 'Haida',2520 'hau' => 'Hausa',2521 'haw' => 'Hawaiian',2522 'heb' => 'Hebrew',2523 'her' => 'Herero',2524 'hil' => 'Hiligaynon',2525 'him' => 'Himachali',2526 'hin' => 'Hindi',2527 'hmo' => 'Hiri Motu',2528 'hun' => 'Hungarian',2529 'hup' => 'Hupa',2530 'hye' => 'Armenian',2531 'iba' => 'Iban',2532 'ibo' => 'Igbo',2533 'ice' => 'Icelandic',2534 'ijo' => 'Ijo',2535 'iku' => 'Inuktitut',2536 'ilo' => 'Iloko',2537 'ina' => 'Interlingua (International Auxiliary language Association)',2538 'inc' => 'Indic (Other)',2539 'ind' => 'Indonesian',2540 'ine' => 'Indo-European (Other)',2541 'ine' => 'Interlingue',2542 'ipk' => 'Inupiak',2543 'ira' => 'Iranian (Other)',2544 'iri' => 'Irish',2545 'iro' => 'Iroquoian uages',2546 'isl' => 'Icelandic',2547 'ita' => 'Italian',2548 'jav' => 'Javanese',2549 'jaw' => 'Javanese',2550 'jpn' => 'Japanese',2551 'jpr' => 'Judeo-Persian',2552 'jrb' => 'Judeo-Arabic',2553 'kaa' => 'Kara-Kalpak',2554 'kab' => 'Kabyle',2555 'kac' => 'Kachin',2556 'kal' => 'Greenlandic',2557 'kam' => 'Kamba',2558 'kan' => 'Kannada',2559 'kar' => 'Karen',2560 'kas' => 'Kashmiri',2561 'kat' => 'Georgian',2562 'kau' => 'Kanuri',2563 'kaw' => 'Kawi',2564 'kaz' => 'Kazakh',2565 'kha' => 'Khasi',2566 'khi' => 'Khoisan (Other)',2567 'khm' => 'Khmer',2568 'kho' => 'Khotanese',2569 'kik' => 'Kikuyu',2570 'kin' => 'Kinyarwanda',2571 'kir' => 'Kirghiz',2572 'kok' => 'Konkani',2573 'kom' => 'Komi',2574 'kon' => 'Kongo',2575 'kor' => 'Korean',2576 'kpe' => 'Kpelle',2577 'kro' => 'Kru',2578 'kru' => 'Kurukh',2579 'kua' => 'Kuanyama',2580 'kum' => 'Kumyk',2581 'kur' => 'Kurdish',2582 'kus' => 'Kusaie',2583 'kut' => 'Kutenai',2584 'lad' => 'Ladino',2585 'lah' => 'Lahnda',2586 'lam' => 'Lamba',2587 'lao' => 'Lao',2588 'lat' => 'Latin',2589 'lav' => 'Latvian',2590 'lez' => 'Lezghian',2591 'lin' => 'Lingala',2592 'lit' => 'Lithuanian',2593 'lol' => 'Mongo',2594 'loz' => 'Lozi',2595 'ltz' => 'Letzeburgesch',2596 'lub' => 'Luba-Katanga',2597 'lug' => 'Ganda',2598 'lui' => 'Luiseno',2599 'lun' => 'Lunda',2600 'luo' => 'Luo (Kenya and Tanzania)',2601 'mac' => 'Macedonian',2602 'mad' => 'Madurese',2603 'mag' => 'Magahi',2604 'mah' => 'Marshall',2605 'mai' => 'Maithili',2606 'mak' => 'Macedonian',2607 'mak' => 'Makasar',2608 'mal' => 'Malayalam',2609 'man' => 'Mandingo',2610 'mao' => 'Maori',2611 'map' => 'Austronesian (Other)',2612 'mar' => 'Marathi',2613 'mas' => 'Masai',2614 'max' => 'Manx',2615 'may' => 'Malay',2616 'men' => 'Mende',2617 'mga' => 'Irish, Middle (900 - 1200)',2618 'mic' => 'Micmac',2619 'min' => 'Minangkabau',2620 'mis' => 'Miscellaneous (Other)',2621 'mkh' => 'Mon-Kmer (Other)',2622 'mlg' => 'Malagasy',2623 'mlt' => 'Maltese',2624 'mni' => 'Manipuri',2625 'mno' => 'Manobo Languages',2626 'moh' => 'Mohawk',2627 'mol' => 'Moldavian',2628 'mon' => 'Mongolian',2629 'mos' => 'Mossi',2630 'mri' => 'Maori',2631 'msa' => 'Malay',2632 'mul' => 'Multiple Languages',2633 'mun' => 'Munda Languages',2634 'mus' => 'Creek',2635 'mwr' => 'Marwari',2636 'mya' => 'Burmese',2637 'myn' => 'Mayan Languages',2638 'nah' => 'Aztec',2639 'nai' => 'North American Indian (Other)',2640 'nau' => 'Nauru',2641 'nav' => 'Navajo',2642 'nbl' => 'Ndebele, South',2643 'nde' => 'Ndebele, North',2644 'ndo' => 'Ndongo',2645 'nep' => 'Nepali',2646 'new' => 'Newari',2647 'nic' => 'Niger-Kordofanian (Other)',2648 'niu' => 'Niuean',2649 'nla' => 'Dutch',2650 'nno' => 'Norwegian (Nynorsk)',2651 'non' => 'Norse, Old',2652 'nor' => 'Norwegian',2653 'nso' => 'Sotho, Northern',2654 'nub' => 'Nubian Languages',2655 'nya' => 'Nyanja',2656 'nym' => 'Nyamwezi',2657 'nyn' => 'Nyankole',2658 'nyo' => 'Nyoro',2659 'nzi' => 'Nzima',2660 'oci' => 'Langue d\'Oc (post 1500)',2661 'oji' => 'Ojibwa',2662 'ori' => 'Oriya',2663 'orm' => 'Oromo',2664 'osa' => 'Osage',2665 'oss' => 'Ossetic',2666 'ota' => 'Turkish, Ottoman (1500 - 1928)',2667 'oto' => 'Otomian Languages',2668 'paa' => 'Papuan-Australian (Other)',2669 'pag' => 'Pangasinan',2670 'pal' => 'Pahlavi',2671 'pam' => 'Pampanga',2672 'pan' => 'Panjabi',2673 'pap' => 'Papiamento',2674 'pau' => 'Palauan',2675 'peo' => 'Persian, Old (ca 600 - 400 B.C.)',2676 'per' => 'Persian',2677 'phn' => 'Phoenician',2678 'pli' => 'Pali',2679 'pol' => 'Polish',2680 'pon' => 'Ponape',2681 'por' => 'Portuguese',2682 'pra' => 'Prakrit uages',2683 'pro' => 'Provencal, Old (to 1500)',2684 'pus' => 'Pushto',2685 'que' => 'Quechua',2686 'raj' => 'Rajasthani',2687 'rar' => 'Rarotongan',2688 'roa' => 'Romance (Other)',2689 'roh' => 'Rhaeto-Romance',2690 'rom' => 'Romany',2691 'ron' => 'Romanian',2692 'rum' => 'Romanian',2693 'run' => 'Rundi',2694 'rus' => 'Russian',2695 'sad' => 'Sandawe',2696 'sag' => 'Sango',2697 'sah' => 'Yakut',2698 'sai' => 'South American Indian (Other)',2699 'sal' => 'Salishan Languages',2700 'sam' => 'Samaritan Aramaic',2701 'san' => 'Sanskrit',2702 'sco' => 'Scots',2703 'scr' => 'Serbo-Croatian',2704 'sel' => 'Selkup',2705 'sem' => 'Semitic (Other)',2706 'sga' => 'Irish, Old (to 900)',2707 'shn' => 'Shan',2708 'sid' => 'Sidamo',2709 'sin' => 'Singhalese',2710 'sio' => 'Siouan Languages',2711 'sit' => 'Sino-Tibetan (Other)',2712 'sla' => 'Slavic (Other)',2713 'slk' => 'Slovak',2714 'slo' => 'Slovak',2715 'slv' => 'Slovenian',2716 'smi' => 'Sami Languages',2717 'smo' => 'Samoan',2718 'sna' => 'Shona',2719 'snd' => 'Sindhi',2720 'sog' => 'Sogdian',2721 'som' => 'Somali',2722 'son' => 'Songhai',2723 'sot' => 'Sotho, Southern',2724 'spa' => 'Spanish',2725 'sqi' => 'Albanian',2726 'srd' => 'Sardinian',2727 'srr' => 'Serer',2728 'ssa' => 'Nilo-Saharan (Other)',2729 'ssw' => 'Siswant',2730 'ssw' => 'Swazi',2731 'suk' => 'Sukuma',2732 'sun' => 'Sudanese',2733 'sus' => 'Susu',2734 'sux' => 'Sumerian',2735 'sve' => 'Swedish',2736 'swa' => 'Swahili',2737 'swe' => 'Swedish',2738 'syr' => 'Syriac',2739 'tah' => 'Tahitian',2740 'tam' => 'Tamil',2741 'tat' => 'Tatar',2742 'tel' => 'Telugu',2743 'tem' => 'Timne',2744 'ter' => 'Tereno',2745 'tgk' => 'Tajik',2746 'tgl' => 'Tagalog',2747 'tha' => 'Thai',2748 'tib' => 'Tibetan',2749 'tig' => 'Tigre',2750 'tir' => 'Tigrinya',2751 'tiv' => 'Tivi',2752 'tli' => 'Tlingit',2753 'tmh' => 'Tamashek',2754 'tog' => 'Tonga (Nyasa)',2755 'ton' => 'Tonga (Tonga Islands)',2756 'tru' => 'Truk',2757 'tsi' => 'Tsimshian',2758 'tsn' => 'Tswana',2759 'tso' => 'Tsonga',2760 'tuk' => 'Turkmen',2761 'tum' => 'Tumbuka',2762 'tur' => 'Turkish',2763 'tut' => 'Altaic (Other)',2764 'twi' => 'Twi',2765 'tyv' => 'Tuvinian',2766 'uga' => 'Ugaritic',2767 'uig' => 'Uighur',2768 'ukr' => 'Ukrainian',2769 'umb' => 'Umbundu',2770 'und' => 'Undetermined',2771 'urd' => 'Urdu',2772 'uzb' => 'Uzbek',2773 'vai' => 'Vai',2774 'ven' => 'Venda',2775 'vie' => 'Vietnamese',2776 'vol' => 'Volapük',2777 'vot' => 'Votic',2778 'wak' => 'Wakashan Languages',2779 'wal' => 'Walamo',2780 'war' => 'Waray',2781 'was' => 'Washo',2782 'wel' => 'Welsh',2783 'wen' => 'Sorbian Languages',2784 'wol' => 'Wolof',2785 'xho' => 'Xhosa',2786 'yao' => 'Yao',2787 'yap' => 'Yap',2788 'yid' => 'Yiddish',2789 'yor' => 'Yoruba',2790 'zap' => 'Zapotec',2791 'zen' => 'Zenaga',2792 'zha' => 'Zhuang',2793 'zho' => 'Chinese',2794 'zul' => 'Zulu',2795 'zun' => 'Zuni'2796 );2798 return @$lookup[$language_code];2799 }2803 public static function ETCOEventLookup($index) {2805 if (($index >= 0x17) && ($index <= 0xDF)) {2806 return 'reserved for future use';2807 }2808 if (($index >= 0xE0) && ($index <= 0xEF)) {2809 return 'not predefined synch 0-F';2810 }2811 if (($index >= 0xF0) && ($index <= 0xFC)) {2812 return 'reserved for future use';2813 }2815 static $lookup = array (2816 0x00 => 'padding (has no meaning)',2817 0x01 => 'end of initial silence',2818 0x02 => 'intro start',2819 0x03 => 'main part start',2820 0x04 => 'outro start',2821 0x05 => 'outro end',2822 0x06 => 'verse start',2823 0x07 => 'refrain start',2824 0x08 => 'interlude start',2825 0x09 => 'theme start',2826 0x0A => 'variation start',2827 0x0B => 'key change',2828 0x0C => 'time change',2829 0x0D => 'momentary unwanted noise (Snap, Crackle & Pop)',2830 0x0E => 'sustained noise',2831 0x0F => 'sustained noise end',2832 0x10 => 'intro end',2833 0x11 => 'main part end',2834 0x12 => 'verse end',2835 0x13 => 'refrain end',2836 0x14 => 'theme end',2837 0x15 => 'profanity',2838 0x16 => 'profanity end',2839 0xFD => 'audio end (start of silence)',2840 0xFE => 'audio file ends',2841 0xFF => 'one more byte of events follows'2842 );2844 return @$lookup[$index];2845 }2849 public static function SYTLContentTypeLookup($index) {2851 static $lookup = array (2852 0x00 => 'other',2853 0x01 => 'lyrics',2854 0x02 => 'text transcription',2855 0x03 => 'movement/part name', // (e.g. 'Adagio')2856 0x04 => 'events', // (e.g. 'Don Quijote enters the stage')2857 0x05 => 'chord', // (e.g. 'Bb F Fsus')2858 0x06 => 'trivia/\'pop up\' information',2859 0x07 => 'URLs to webpages',2860 0x08 => 'URLs to images'2861 );2863 return @$lookup[$index];2864 }2868 public static function APICPictureTypeLookup($index, $return_array=false) {2870 static $lookup = array (2871 0x00 => 'Other',2872 0x01 => '32x32 pixels \'file icon\' (PNG only)',2873 0x02 => 'Other file icon',2874 0x03 => 'Cover (front)',2875 0x04 => 'Cover (back)',2876 0x05 => 'Leaflet page',2877 0x06 => 'Media (e.g. label side of CD)',2878 0x07 => 'Lead artist/lead performer/soloist',2879 0x08 => 'Artist/performer',2880 0x09 => 'Conductor',2881 0x0A => 'Band/Orchestra',2882 0x0B => 'Composer',2883 0x0C => 'Lyricist/text writer',2884 0x0D => 'Recording Location',2885 0x0E => 'During recording',2886 0x0F => 'During performance',2887 0x10 => 'Movie/video screen capture',2888 0x11 => 'A bright coloured fish',2889 0x12 => 'Illustration',2890 0x13 => 'Band/artist logotype',2891 0x14 => 'Publisher/Studio logotype'2892 );2894 if ($return_array) {2895 return $lookup;2896 }2897 return @$lookup[$index];2898 }2902 public static function COMRReceivedAsLookup($index) {2904 static $lookup = array (2905 0x00 => 'Other',2906 0x01 => 'Standard CD album with other songs',2907 0x02 => 'Compressed audio on CD',2908 0x03 => 'File over the Internet',2909 0x04 => 'Stream over the Internet',2910 0x05 => 'As note sheets',2911 0x06 => 'As note sheets in a book with other sheets',2912 0x07 => 'Music on other media',2913 0x08 => 'Non-musical merchandise'2914 );2916 return (isset($lookup[$index]) ? $lookup[$index] : '');2917 }2921 public static function RVA2ChannelTypeLookup($index) {2923 static $lookup = array (2924 0x00 => 'Other',2925 0x01 => 'Master volume',2926 0x02 => 'Front right',2927 0x03 => 'Front left',2928 0x04 => 'Back right',2929 0x05 => 'Back left',2930 0x06 => 'Front centre',2931 0x07 => 'Back centre',2932 0x08 => 'Subwoofer'2933 );2935 return @$lookup[$index];2936 }2940 public static function FrameNameLongLookup($frame_name) {2942 static $lookup = array (2943 'AENC' => 'Audio encryption',2944 'APIC' => 'Attached picture',2945 'ASPI' => 'Audio seek point index',2946 'BUF' => 'Recommended buffer size',2947 'CNT' => 'Play counter',2948 'COM' => 'Comments',2949 'COMM' => 'Comments',2950 'COMR' => 'Commercial frame',2951 'CRA' => 'Audio encryption',2952 'CRM' => 'Encrypted meta frame',2953 'ENCR' => 'Encryption method registration',2954 'EQU' => 'Equalisation',2955 'EQU2' => 'Equalisation (2)',2956 'EQUA' => 'Equalisation',2957 'ETC' => 'Event timing codes',2958 'ETCO' => 'Event timing codes',2959 'GEO' => 'General encapsulated object',2960 'GEOB' => 'General encapsulated object',2961 'GRID' => 'Group identification registration',2962 'IPL' => 'Involved people list',2963 'IPLS' => 'Involved people list',2964 'LINK' => 'Linked information',2965 'LNK' => 'Linked information',2966 'MCDI' => 'Music CD identifier',2967 'MCI' => 'Music CD Identifier',2968 'MLL' => 'MPEG location lookup table',2969 'MLLT' => 'MPEG location lookup table',2970 'OWNE' => 'Ownership frame',2971 'PCNT' => 'Play counter',2972 'PIC' => 'Attached picture',2973 'POP' => 'Popularimeter',2974 'POPM' => 'Popularimeter',2975 'POSS' => 'Position synchronisation frame',2976 'PRIV' => 'Private frame',2977 'RBUF' => 'Recommended buffer size',2978 'REV' => 'Reverb',2979 'RVA' => 'Relative volume adjustment',2980 'RVA2' => 'Relative volume adjustment (2)',2981 'RVAD' => 'Relative volume adjustment',2982 'RVRB' => 'Reverb',2983 'SEEK' => 'Seek frame',2984 'SIGN' => 'Signature frame',2985 'SLT' => 'Synchronised lyric/text',2986 'STC' => 'Synced tempo codes',2987 'SYLT' => 'Synchronised lyric/text',2988 'SYTC' => 'Synchronised tempo codes',2989 'TAL' => 'Album/Movie/Show title',2990 'TALB' => 'Album/Movie/Show title',2991 'TBP' => 'BPM (Beats Per Minute)',2992 'TBPM' => 'BPM (beats per minute)',2993 'TCM' => 'Composer',2994 'TCO' => 'Content type',2995 'TCOM' => 'Composer',2996 'TCON' => 'Content type',2997 'TCOP' => 'Copyright message',2998 'TCR' => 'Copyright message',2999 'TDA' => 'Date',3000 'TDAT' => 'Date',3001 'TDEN' => 'Encoding time',3002 'TDLY' => 'Playlist delay',3003 'TDOR' => 'Original release time',3004 'TDRC' => 'Recording time',3005 'TDRL' => 'Release time',3006 'TDTG' => 'Tagging time',3007 'TDY' => 'Playlist delay',3008 'TEN' => 'Encoded by',3009 'TENC' => 'Encoded by',3010 'TEXT' => 'Lyricist/Text writer',3011 'TFLT' => 'File type',3012 'TFT' => 'File type',3013 'TIM' => 'Time',3014 'TIME' => 'Time',3015 'TIPL' => 'Involved people list',3016 'TIT1' => 'Content group description',3017 'TIT2' => 'Title/songname/content description',3018 'TIT3' => 'Subtitle/Description refinement',3019 'TKE' => 'Initial key',3020 'TKEY' => 'Initial key',3021 'TLA' => 'Language(s)',3022 'TLAN' => 'Language(s)',3023 'TLE' => 'Length',3024 'TLEN' => 'Length',3025 'TMCL' => 'Musician credits list',3026 'TMED' => 'Media type',3027 'TMOO' => 'Mood',3028 'TMT' => 'Media type',3029 'TOA' => 'Original artist(s)/performer(s)',3030 'TOAL' => 'Original album/movie/show title',3031 'TOF' => 'Original filename',3032 'TOFN' => 'Original filename',3033 'TOL' => 'Original Lyricist(s)/text writer(s)',3034 'TOLY' => 'Original lyricist(s)/text writer(s)',3035 'TOPE' => 'Original artist(s)/performer(s)',3036 'TOR' => 'Original release year',3037 'TORY' => 'Original release year',3038 'TOT' => 'Original album/Movie/Show title',3039 'TOWN' => 'File owner/licensee',3040 'TP1' => 'Lead artist(s)/Lead performer(s)/Soloist(s)/Performing group',3041 'TP2' => 'Band/Orchestra/Accompaniment',3042 'TP3' => 'Conductor/Performer refinement',3043 'TP4' => 'Interpreted, remixed, or otherwise modified by',3044 'TPA' => 'Part of a set',3045 'TPB' => 'Publisher',3046 'TPE1' => 'Lead performer(s)/Soloist(s)',3047 'TPE2' => 'Band/orchestra/accompaniment',3048 'TPE3' => 'Conductor/performer refinement',3049 'TPE4' => 'Interpreted, remixed, or otherwise modified by',3050 'TPOS' => 'Part of a set',3051 'TPRO' => 'Produced notice',3052 'TPUB' => 'Publisher',3053 'TRC' => 'ISRC (International Standard Recording Code)',3054 'TRCK' => 'Track number/Position in set',3055 'TRD' => 'Recording dates',3056 'TRDA' => 'Recording dates',3057 'TRK' => 'Track number/Position in set',3058 'TRSN' => 'Internet radio station name',3059 'TRSO' => 'Internet radio station owner',3060 'TSI' => 'Size',3061 'TSIZ' => 'Size',3062 'TSOA' => 'Album sort order',3063 'TSOP' => 'Performer sort order',3064 'TSOT' => 'Title sort order',3065 'TSRC' => 'ISRC (international standard recording code)',3066 'TSS' => 'Software/hardware and settings used for encoding',3067 'TSSE' => 'Software/Hardware and settings used for encoding',3068 'TSST' => 'Set subtitle',3069 'TT1' => 'Content group description',3070 'TT2' => 'Title/Songname/Content description',3071 'TT3' => 'Subtitle/Description refinement',3072 'TXT' => 'Lyricist/text writer',3073 'TXX' => 'User defined text information frame',3074 'TXXX' => 'User defined text information frame',3075 'TYE' => 'Year',3076 'TYER' => 'Year',3077 'UFI' => 'Unique file identifier',3078 'UFID' => 'Unique file identifier',3079 'ULT' => 'Unsychronised lyric/text transcription',3080 'USER' => 'Terms of use',3081 'USLT' => 'Unsynchronised lyric/text transcription',3082 'WAF' => 'Official audio file webpage',3083 'WAR' => 'Official artist/performer webpage',3084 'WAS' => 'Official audio source webpage',3085 'WCM' => 'Commercial information',3086 'WCOM' => 'Commercial information',3087 'WCOP' => 'Copyright/Legal information',3088 'WCP' => 'Copyright/Legal information',3089 'WOAF' => 'Official audio file webpage',3090 'WOAR' => 'Official artist/performer webpage',3091 'WOAS' => 'Official audio source webpage',3092 'WORS' => 'Official Internet radio station homepage',3093 'WPAY' => 'Payment',3094 'WPB' => 'Publishers official webpage',3095 'WPUB' => 'Publishers official webpage',3096 'WXX' => 'User defined URL link frame',3097 'WXXX' => 'User defined URL link frame',3098 'TFEA' => 'Featured Artist',3099 'TSTU' => 'Recording Studio',3100 'rgad' => 'Replay Gain Adjustment'3101 );3103 return @$lookup[$frame_name];3105 // Last three:3106 // from Helium2 [www.helium2.com]3107 // from http://privatewww.essex.ac.uk/~djmrob/replaygain/file_format_id3v2.html3108 }3111 public static function FrameNameShortLookup($frame_name) {3113 static $lookup = array (3114 'COM' => 'comment',3115 'COMM' => 'comment',3116 'TAL' => 'album',3117 'TALB' => 'album',3118 'TBP' => 'bpm',3119 'TBPM' => 'bpm',3120 'TCM' => 'composer',3121 'TCO' => 'genre',3122 'TCOM' => 'composer',3123 'TCON' => 'genre',3124 'TCOP' => 'copyright',3125 'TCR' => 'copyright',3126 'TEN' => 'encoded_by',3127 'TENC' => 'encoded_by',3128 'TEXT' => 'lyricist',3129 'TIT1' => 'description',3130 'TIT2' => 'title',3131 'TIT3' => 'subtitle',3132 'TLA' => 'language',3133 'TLAN' => 'language',3134 'TLE' => 'length',3135 'TLEN' => 'length',3136 'TMOO' => 'mood',3137 'TOA' => 'original_artist',3138 'TOAL' => 'original_album',3139 'TOF' => 'original_filename',3140 'TOFN' => 'original_filename',3141 'TOL' => 'original_lyricist',3142 'TOLY' => 'original_lyricist',3143 'TOPE' => 'original_artist',3144 'TOT' => 'original_album',3145 'TP1' => 'artist',3146 'TP2' => 'band',3147 'TP3' => 'conductor',3148 'TP4' => 'remixer',3149 'TPB' => 'publisher',3150 'TPE1' => 'artist',3151 'TPE2' => 'band',3152 'TPE3' => 'conductor',3153 'TPE4' => 'remixer',3154 'TPUB' => 'publisher',3155 'TRC' => 'isrc',3156 'TRCK' => 'track',3157 'TRK' => 'track',3158 'TSI' => 'size',3159 'TSIZ' => 'size',3160 'TSRC' => 'isrc',3161 'TSS' => 'encoder_settings',3162 'TSSE' => 'encoder_settings',3163 'TSST' => 'subtitle',3164 'TT1' => 'description',3165 'TT2' => 'title',3166 'TT3' => 'subtitle',3167 'TXT' => 'lyricist',3168 'TXX' => 'text',3169 'TXXX' => 'text',3170 'TYE' => 'year',3171 'TYER' => 'year',3172 'UFI' => 'unique_file_identifier',3173 'UFID' => 'unique_file_identifier',3174 'ULT' => 'unsychronised_lyric',3175 'USER' => 'terms_of_use',3176 'USLT' => 'unsynchronised lyric',3177 'WAF' => 'url_file',3178 'WAR' => 'url_artist',3179 'WAS' => 'url_source',3180 'WCOP' => 'copyright',3181 'WCP' => 'copyright',3182 'WOAF' => 'url_file',3183 'WOAR' => 'url_artist',3184 'WOAS' => 'url_source',3185 'WORS' => 'url_station',3186 'WPB' => 'url_publisher',3187 'WPUB' => 'url_publisher',3188 'WXX' => 'url_user',3189 'WXXX' => 'url_user',3190 'TFEA' => 'featured_artist',3191 'TSTU' => 'studio'3192 );3194 return @$lookup[$frame_name];3195 }3199 public static function TextEncodingTerminatorLookup($encoding) {3201 // http://www.id3.org/id3v2.4.0-structure.txt3202 // Frames that allow different types of text encoding contains a text encoding description byte. Possible encodings:3203 // $00 ISO-8859-1. Terminated with $00.3204 // $01 UTF-16 encoded Unicode with BOM. All strings in the same frame SHALL have the same byteorder. Terminated with $00 00.3205 // $02 UTF-16BE encoded Unicode without BOM. Terminated with $00 00.3206 // $03 UTF-8 encoded Unicode. Terminated with $00.3208 static $lookup = array (3209 0 => "\x00",3210 1 => "\x00\x00",3211 2 => "\x00\x00",3212 3 => "\x00",3213 255 => "\x00\x00"3214 );3216 return @$lookup[$encoding];3217 }3221 public static function IsValidID3v2FrameName($frame_name, $id3v2_major_version) {3223 switch ($id3v2_major_version) {3224 case 2:3225 return preg_match('/[A-Z][A-Z0-9]{2}/', $frame_name);3227 case 3:3228 case 4:3229 return preg_match('/[A-Z][A-Z0-9]{3}/', $frame_name);3230 }3231 return false;3232 }3236 public static function IsValidDateStampString($date_stamp) {3238 if (strlen($date_stamp) != 8) {3239 return false;3240 }3241 if ((int)$date_stamp) {3242 return false;3243 }3245 $year = substr($date_stamp, 0, 4);3246 $month = substr($date_stamp, 4, 2);3247 $day = substr($date_stamp, 6, 2);3248 if (!$year || !$month || !$day || $month > 12 || $day > 31 ) {3249 return false;3250 }3251 if (($day > 30) && (($month == 4) || ($month == 6) || ($month == 9) || ($month == 11))) {3252 return false;3253 }3254 if (($day > 29) && ($month == 2)) {3255 return false;3256 }3257 return true;3258 }3262 public static function array_merge_noclobber($array1, $array2) {3263 if (!is_array($array1) || !is_array($array2)) {3264 return false;3265 }3266 $newarray = $array1;3267 foreach ($array2 as $key => $val) {3268 if (is_array($val) && isset($newarray[$key]) && is_array($newarray[$key])) {3269 $newarray[$key] = getid3_id3v2::array_merge_noclobber($newarray[$key], $val);3270 } elseif (!isset($newarray[$key])) {3271 $newarray[$key] = $val;3272 }3273 }3274 return $newarray;3275 }3278 }3280 ?>