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编辑当前文件:/home4/randall/public_html/sl/wp-includes/ID3/module.tag.id3v2.php
<?php ///////////////////////////////////////////////////////////////// /// getID3() by James Heinrich <info@getid3.org> // // available at https://github.com/JamesHeinrich/getID3 // // or https://www.getid3.org // // or http://getid3.sourceforge.net // // see readme.txt for more details // ///////////////////////////////////////////////////////////////// /// // // module.tag.id3v2.php // // module for analyzing ID3v2 tags // // dependencies: module.tag.id3v1.php // // /// ///////////////////////////////////////////////////////////////// if (!defined('GETID3_INCLUDEPATH')) { // prevent path-exposing attacks that access modules directly on public webservers exit; } getid3_lib::IncludeDependency(GETID3_INCLUDEPATH.'module.tag.id3v1.php', __FILE__, true); class getid3_id3v2 extends getid3_handler { public $StartingOffset = 0; /** * @return bool */ public function Analyze() { $info = &$this->getid3->info; // Overall tag structure: // +-----------------------------+ // | Header (10 bytes) | // +-----------------------------+ // | Extended Header | // | (variable length, OPTIONAL) | // +-----------------------------+ // | Frames (variable length) | // +-----------------------------+ // | Padding | // | (variable length, OPTIONAL) | // +-----------------------------+ // | Footer (10 bytes, OPTIONAL) | // +-----------------------------+ // Header // ID3v2/file identifier "ID3" // ID3v2 version $04 00 // ID3v2 flags (%ab000000 in v2.2, %abc00000 in v2.3, %abcd0000 in v2.4.x) // ID3v2 size 4 * %0xxxxxxx // shortcuts $info['id3v2']['header'] = true; $thisfile_id3v2 = &$info['id3v2']; $thisfile_id3v2['flags'] = array(); $thisfile_id3v2_flags = &$thisfile_id3v2['flags']; $this->fseek($this->StartingOffset); $header = $this->fread(10); if (substr($header, 0, 3) == 'ID3' && strlen($header) == 10) { $thisfile_id3v2['majorversion'] = ord($header[3]); $thisfile_id3v2['minorversion'] = ord($header[4]); // shortcut $id3v2_majorversion = &$thisfile_id3v2['majorversion']; } else { unset($info['id3v2']); return false; } if ($id3v2_majorversion > 4) { // this script probably won't correctly parse ID3v2.5.x and above (if it ever exists) $this->error('this script only parses up to ID3v2.4.x - this tag is ID3v2.'.$id3v2_majorversion.'.'.$thisfile_id3v2['minorversion']); return false; } $id3_flags = ord($header[5]); switch ($id3v2_majorversion) { case 2: // %ab000000 in v2.2 $thisfile_id3v2_flags['unsynch'] = (bool) ($id3_flags & 0x80); // a - Unsynchronisation $thisfile_id3v2_flags['compression'] = (bool) ($id3_flags & 0x40); // b - Compression break; case 3: // %abc00000 in v2.3 $thisfile_id3v2_flags['unsynch'] = (bool) ($id3_flags & 0x80); // a - Unsynchronisation $thisfile_id3v2_flags['exthead'] = (bool) ($id3_flags & 0x40); // b - Extended header $thisfile_id3v2_flags['experim'] = (bool) ($id3_flags & 0x20); // c - Experimental indicator break; case 4: // %abcd0000 in v2.4 $thisfile_id3v2_flags['unsynch'] = (bool) ($id3_flags & 0x80); // a - Unsynchronisation $thisfile_id3v2_flags['exthead'] = (bool) ($id3_flags & 0x40); // b - Extended header $thisfile_id3v2_flags['experim'] = (bool) ($id3_flags & 0x20); // c - Experimental indicator $thisfile_id3v2_flags['isfooter'] = (bool) ($id3_flags & 0x10); // d - Footer present break; } $thisfile_id3v2['headerlength'] = getid3_lib::BigEndian2Int(substr($header, 6, 4), 1) + 10; // length of ID3v2 tag in 10-byte header doesn't include 10-byte header length $thisfile_id3v2['tag_offset_start'] = $this->StartingOffset; $thisfile_id3v2['tag_offset_end'] = $thisfile_id3v2['tag_offset_start'] + $thisfile_id3v2['headerlength']; // create 'encoding' key - used by getid3::HandleAllTags() // in ID3v2 every field can have it's own encoding type // so force everything to UTF-8 so it can be handled consistantly $thisfile_id3v2['encoding'] = 'UTF-8'; // Frames // All ID3v2 frames consists of one frame header followed by one or more // fields containing the actual information. The header is always 10 // bytes and laid out as follows: // // Frame ID $xx xx xx xx (four characters) // Size 4 * %0xxxxxxx // Flags $xx xx $sizeofframes = $thisfile_id3v2['headerlength'] - 10; // not including 10-byte initial header if (!empty($thisfile_id3v2['exthead']['length'])) { $sizeofframes -= ($thisfile_id3v2['exthead']['length'] + 4); } if (!empty($thisfile_id3v2_flags['isfooter'])) { $sizeofframes -= 10; // footer takes last 10 bytes of ID3v2 header, after frame data, before audio } if ($sizeofframes > 0) { $framedata = $this->fread($sizeofframes); // read all frames from file into $framedata variable // if entire frame data is unsynched, de-unsynch it now (ID3v2.3.x) if (!empty($thisfile_id3v2_flags['unsynch']) && ($id3v2_majorversion <= 3)) { $framedata = $this->DeUnsynchronise($framedata); } // [in ID3v2.4.0] Unsynchronisation [S:6.1] is done on frame level, instead // of on tag level, making it easier to skip frames, increasing the streamability // of the tag. The unsynchronisation flag in the header [S:3.1] indicates that // there exists an unsynchronised frame, while the new unsynchronisation flag in // the frame header [S:4.1.2] indicates unsynchronisation. //$framedataoffset = 10 + ($thisfile_id3v2['exthead']['length'] ? $thisfile_id3v2['exthead']['length'] + 4 : 0); // how many bytes into the stream - start from after the 10-byte header (and extended header length+4, if present) $framedataoffset = 10; // how many bytes into the stream - start from after the 10-byte header // Extended Header if (!empty($thisfile_id3v2_flags['exthead'])) { $extended_header_offset = 0; if ($id3v2_majorversion == 3) { // v2.3 definition: //Extended header size $xx xx xx xx // 32-bit integer //Extended Flags $xx xx // %x0000000 %00000000 // v2.3 // x - CRC data present //Size of padding $xx xx xx xx $thisfile_id3v2['exthead']['length'] = getid3_lib::BigEndian2Int(substr($framedata, $extended_header_offset, 4), 0); $extended_header_offset += 4; $thisfile_id3v2['exthead']['flag_bytes'] = 2; $thisfile_id3v2['exthead']['flag_raw'] = getid3_lib::BigEndian2Int(substr($framedata, $extended_header_offset, $thisfile_id3v2['exthead']['flag_bytes'])); $extended_header_offset += $thisfile_id3v2['exthead']['flag_bytes']; $thisfile_id3v2['exthead']['flags']['crc'] = (bool) ($thisfile_id3v2['exthead']['flag_raw'] & 0x8000); $thisfile_id3v2['exthead']['padding_size'] = getid3_lib::BigEndian2Int(substr($framedata, $extended_header_offset, 4)); $extended_header_offset += 4; if ($thisfile_id3v2['exthead']['flags']['crc']) { $thisfile_id3v2['exthead']['flag_data']['crc'] = getid3_lib::BigEndian2Int(substr($framedata, $extended_header_offset, 4)); $extended_header_offset += 4; } $extended_header_offset += $thisfile_id3v2['exthead']['padding_size']; } elseif ($id3v2_majorversion == 4) { // v2.4 definition: //Extended header size 4 * %0xxxxxxx // 28-bit synchsafe integer //Number of flag bytes $01 //Extended Flags $xx // %0bcd0000 // v2.4 // b - Tag is an update // Flag data length $00 // c - CRC data present // Flag data length $05 // Total frame CRC 5 * %0xxxxxxx // d - Tag restrictions // Flag data length $01 $thisfile_id3v2['exthead']['length'] = getid3_lib::BigEndian2Int(substr($framedata, $extended_header_offset, 4), true); $extended_header_offset += 4; $thisfile_id3v2['exthead']['flag_bytes'] = getid3_lib::BigEndian2Int(substr($framedata, $extended_header_offset, 1)); // should always be 1 $extended_header_offset += 1; $thisfile_id3v2['exthead']['flag_raw'] = getid3_lib::BigEndian2Int(substr($framedata, $extended_header_offset, $thisfile_id3v2['exthead']['flag_bytes'])); $extended_header_offset += $thisfile_id3v2['exthead']['flag_bytes']; $thisfile_id3v2['exthead']['flags']['update'] = (bool) ($thisfile_id3v2['exthead']['flag_raw'] & 0x40); $thisfile_id3v2['exthead']['flags']['crc'] = (bool) ($thisfile_id3v2['exthead']['flag_raw'] & 0x20); $thisfile_id3v2['exthead']['flags']['restrictions'] = (bool) ($thisfile_id3v2['exthead']['flag_raw'] & 0x10); if ($thisfile_id3v2['exthead']['flags']['update']) { $ext_header_chunk_length = getid3_lib::BigEndian2Int(substr($framedata, $extended_header_offset, 1)); // should be 0 $extended_header_offset += 1; } if ($thisfile_id3v2['exthead']['flags']['crc']) { $ext_header_chunk_length = getid3_lib::BigEndian2Int(substr($framedata, $extended_header_offset, 1)); // should be 5 $extended_header_offset += 1; $thisfile_id3v2['exthead']['flag_data']['crc'] = getid3_lib::BigEndian2Int(substr($framedata, $extended_header_offset, $ext_header_chunk_length), true, false); $extended_header_offset += $ext_header_chunk_length; } if ($thisfile_id3v2['exthead']['flags']['restrictions']) { $ext_header_chunk_length = getid3_lib::BigEndian2Int(substr($framedata, $extended_header_offset, 1)); // should be 1 $extended_header_offset += 1; // %ppqrrstt $restrictions_raw = getid3_lib::BigEndian2Int(substr($framedata, $extended_header_offset, 1)); $extended_header_offset += 1; $thisfile_id3v2['exthead']['flags']['restrictions']['tagsize'] = ($restrictions_raw & 0xC0) >> 6; // p - Tag size restrictions $thisfile_id3v2['exthead']['flags']['restrictions']['textenc'] = ($restrictions_raw & 0x20) >> 5; // q - Text encoding restrictions $thisfile_id3v2['exthead']['flags']['restrictions']['textsize'] = ($restrictions_raw & 0x18) >> 3; // r - Text fields size restrictions $thisfile_id3v2['exthead']['flags']['restrictions']['imgenc'] = ($restrictions_raw & 0x04) >> 2; // s - Image encoding restrictions $thisfile_id3v2['exthead']['flags']['restrictions']['imgsize'] = ($restrictions_raw & 0x03) >> 0; // t - Image size restrictions $thisfile_id3v2['exthead']['flags']['restrictions_text']['tagsize'] = $this->LookupExtendedHeaderRestrictionsTagSizeLimits($thisfile_id3v2['exthead']['flags']['restrictions']['tagsize']); $thisfile_id3v2['exthead']['flags']['restrictions_text']['textenc'] = $this->LookupExtendedHeaderRestrictionsTextEncodings($thisfile_id3v2['exthead']['flags']['restrictions']['textenc']); $thisfile_id3v2['exthead']['flags']['restrictions_text']['textsize'] = $this->LookupExtendedHeaderRestrictionsTextFieldSize($thisfile_id3v2['exthead']['flags']['restrictions']['textsize']); $thisfile_id3v2['exthead']['flags']['restrictions_text']['imgenc'] = $this->LookupExtendedHeaderRestrictionsImageEncoding($thisfile_id3v2['exthead']['flags']['restrictions']['imgenc']); $thisfile_id3v2['exthead']['flags']['restrictions_text']['imgsize'] = $this->LookupExtendedHeaderRestrictionsImageSizeSize($thisfile_id3v2['exthead']['flags']['restrictions']['imgsize']); } if ($thisfile_id3v2['exthead']['length'] != $extended_header_offset) { $this->warning('ID3v2.4 extended header length mismatch (expecting '.intval($thisfile_id3v2['exthead']['length']).', found '.intval($extended_header_offset).')'); } } $framedataoffset += $extended_header_offset; $framedata = substr($framedata, $extended_header_offset); } // end extended header while (isset($framedata) && (strlen($framedata) > 0)) { // cycle through until no more frame data is left to parse if (strlen($framedata) <= $this->ID3v2HeaderLength($id3v2_majorversion)) { // insufficient room left in ID3v2 header for actual data - must be padding $thisfile_id3v2['padding']['start'] = $framedataoffset; $thisfile_id3v2['padding']['length'] = strlen($framedata); $thisfile_id3v2['padding']['valid'] = true; for ($i = 0; $i < $thisfile_id3v2['padding']['length']; $i++) { if ($framedata[$i] != "\x00") { $thisfile_id3v2['padding']['valid'] = false; $thisfile_id3v2['padding']['errorpos'] = $thisfile_id3v2['padding']['start'] + $i; $this->warning('Invalid ID3v2 padding found at offset '.$thisfile_id3v2['padding']['errorpos'].' (the remaining '.($thisfile_id3v2['padding']['length'] - $i).' bytes are considered invalid)'); break; } } break; // skip rest of ID3v2 header } $frame_header = null; $frame_name = null; $frame_size = null; $frame_flags = null; if ($id3v2_majorversion == 2) { // Frame ID $xx xx xx (three characters) // Size $xx xx xx (24-bit integer) // Flags $xx xx $frame_header = substr($framedata, 0, 6); // take next 6 bytes for header $framedata = substr($framedata, 6); // and leave the rest in $framedata $frame_name = substr($frame_header, 0, 3); $frame_size = getid3_lib::BigEndian2Int(substr($frame_header, 3, 3), 0); $frame_flags = 0; // not used for anything in ID3v2.2, just set to avoid E_NOTICEs } elseif ($id3v2_majorversion > 2) { // Frame ID $xx xx xx xx (four characters) // Size $xx xx xx xx (32-bit integer in v2.3, 28-bit synchsafe in v2.4+) // Flags $xx xx $frame_header = substr($framedata, 0, 10); // take next 10 bytes for header $framedata = substr($framedata, 10); // and leave the rest in $framedata $frame_name = substr($frame_header, 0, 4); if ($id3v2_majorversion == 3) { $frame_size = getid3_lib::BigEndian2Int(substr($frame_header, 4, 4), 0); // 32-bit integer } else { // ID3v2.4+ $frame_size = getid3_lib::BigEndian2Int(substr($frame_header, 4, 4), 1); // 32-bit synchsafe integer (28-bit value) } if ($frame_size < (strlen($framedata) + 4)) { $nextFrameID = substr($framedata, $frame_size, 4); if ($this->IsValidID3v2FrameName($nextFrameID, $id3v2_majorversion)) { // next frame is OK } elseif (($frame_name == "\x00".'MP3') || ($frame_name == "\x00\x00".'MP') || ($frame_name == ' MP3') || ($frame_name == 'MP3e')) { // MP3ext known broken frames - "ok" for the purposes of this test } elseif (($id3v2_majorversion == 4) && ($this->IsValidID3v2FrameName(substr($framedata, getid3_lib::BigEndian2Int(substr($frame_header, 4, 4), 0), 4), 3))) { $this->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'); $id3v2_majorversion = 3; $frame_size = getid3_lib::BigEndian2Int(substr($frame_header, 4, 4), 0); // 32-bit integer } } $frame_flags = getid3_lib::BigEndian2Int(substr($frame_header, 8, 2)); } if ((($id3v2_majorversion == 2) && ($frame_name == "\x00\x00\x00")) || ($frame_name == "\x00\x00\x00\x00")) { // padding encountered $thisfile_id3v2['padding']['start'] = $framedataoffset; $thisfile_id3v2['padding']['length'] = strlen($frame_header) + strlen($framedata); $thisfile_id3v2['padding']['valid'] = true; $len = strlen($framedata); for ($i = 0; $i < $len; $i++) { if ($framedata[$i] != "\x00") { $thisfile_id3v2['padding']['valid'] = false; $thisfile_id3v2['padding']['errorpos'] = $thisfile_id3v2['padding']['start'] + $i; $this->warning('Invalid ID3v2 padding found at offset '.$thisfile_id3v2['padding']['errorpos'].' (the remaining '.($thisfile_id3v2['padding']['length'] - $i).' bytes are considered invalid)'); break; } } break; // skip rest of ID3v2 header } if ($iTunesBrokenFrameNameFixed = self::ID3v22iTunesBrokenFrameName($frame_name)) { $this->warning('error parsing "'.$frame_name.'" ('.$framedataoffset.' bytes into the ID3v2.'.$id3v2_majorversion.' tag). (ERROR: IsValidID3v2FrameName("'.str_replace("\x00", ' ', $frame_name).'", '.$id3v2_majorversion.'))). [Note: this particular error has been known to happen with tags edited by iTunes (versions "X v2.0.3", "v3.0.1", "v7.0.0.70" are known-guilty, probably others too)]. Translated frame name from "'.str_replace("\x00", ' ', $frame_name).'" to "'.$iTunesBrokenFrameNameFixed.'" for parsing.'); $frame_name = $iTunesBrokenFrameNameFixed; } if (($frame_size <= strlen($framedata)) && ($this->IsValidID3v2FrameName($frame_name, $id3v2_majorversion))) { $parsedFrame = array(); $parsedFrame['frame_name'] = $frame_name; $parsedFrame['frame_flags_raw'] = $frame_flags; $parsedFrame['data'] = substr($framedata, 0, $frame_size); $parsedFrame['datalength'] = getid3_lib::CastAsInt($frame_size); $parsedFrame['dataoffset'] = $framedataoffset; $this->ParseID3v2Frame($parsedFrame); $thisfile_id3v2[$frame_name][] = $parsedFrame; $framedata = substr($framedata, $frame_size); } else { // invalid frame length or FrameID if ($frame_size <= strlen($framedata)) { if ($this->IsValidID3v2FrameName(substr($framedata, $frame_size, 4), $id3v2_majorversion)) { // next frame is valid, just skip the current frame $framedata = substr($framedata, $frame_size); $this->warning('Next ID3v2 frame is valid, skipping current frame.'); } else { // next frame is invalid too, abort processing //unset($framedata); $framedata = null; $this->error('Next ID3v2 frame is also invalid, aborting processing.'); } } elseif ($frame_size == strlen($framedata)) { // this is the last frame, just skip $this->warning('This was the last ID3v2 frame.'); } else { // next frame is invalid too, abort processing //unset($framedata); $framedata = null; $this->warning('Invalid ID3v2 frame size, aborting.'); } if (!$this->IsValidID3v2FrameName($frame_name, $id3v2_majorversion)) { switch ($frame_name) { case "\x00\x00".'MP': case "\x00".'MP3': case ' MP3': case 'MP3e': case "\x00".'MP': case ' MP': case 'MP3': $this->warning('error parsing "'.$frame_name.'" ('.$framedataoffset.' bytes into the ID3v2.'.$id3v2_majorversion.' tag). (ERROR: !IsValidID3v2FrameName("'.str_replace("\x00", ' ', $frame_name).'", '.$id3v2_majorversion.'))). [Note: this particular error has been known to happen with tags edited by "MP3ext (www.mutschler.de/mp3ext/)"]'); break; default: $this->warning('error parsing "'.$frame_name.'" ('.$framedataoffset.' bytes into the ID3v2.'.$id3v2_majorversion.' tag). (ERROR: !IsValidID3v2FrameName("'.str_replace("\x00", ' ', $frame_name).'", '.$id3v2_majorversion.'))).'); break; } } elseif (!isset($framedata) || ($frame_size > strlen($framedata))) { $this->error('error parsing "'.$frame_name.'" ('.$framedataoffset.' bytes into the ID3v2.'.$id3v2_majorversion.' tag). (ERROR: $frame_size ('.$frame_size.') > strlen($framedata) ('.(isset($framedata) ? strlen($framedata) : 'null').')).'); } else { $this->error('error parsing "'.$frame_name.'" ('.$framedataoffset.' bytes into the ID3v2.'.$id3v2_majorversion.' tag).'); } } $framedataoffset += ($frame_size + $this->ID3v2HeaderLength($id3v2_majorversion)); } } // Footer // The footer is a copy of the header, but with a different identifier. // ID3v2 identifier "3DI" // ID3v2 version $04 00 // ID3v2 flags %abcd0000 // ID3v2 size 4 * %0xxxxxxx if (isset($thisfile_id3v2_flags['isfooter']) && $thisfile_id3v2_flags['isfooter']) { $footer = $this->fread(10); if (substr($footer, 0, 3) == '3DI') { $thisfile_id3v2['footer'] = true; $thisfile_id3v2['majorversion_footer'] = ord($footer[3]); $thisfile_id3v2['minorversion_footer'] = ord($footer[4]); } if ($thisfile_id3v2['majorversion_footer'] <= 4) { $id3_flags = ord($footer[5]); $thisfile_id3v2_flags['unsynch_footer'] = (bool) ($id3_flags & 0x80); $thisfile_id3v2_flags['extfoot_footer'] = (bool) ($id3_flags & 0x40); $thisfile_id3v2_flags['experim_footer'] = (bool) ($id3_flags & 0x20); $thisfile_id3v2_flags['isfooter_footer'] = (bool) ($id3_flags & 0x10); $thisfile_id3v2['footerlength'] = getid3_lib::BigEndian2Int(substr($footer, 6, 4), 1); } } // end footer if (isset($thisfile_id3v2['comments']['genre'])) { $genres = array(); foreach ($thisfile_id3v2['comments']['genre'] as $key => $value) { foreach ($this->ParseID3v2GenreString($value) as $genre) { $genres[] = $genre; } } $thisfile_id3v2['comments']['genre'] = array_unique($genres); unset($key, $value, $genres, $genre); } if (isset($thisfile_id3v2['comments']['track_number'])) { foreach ($thisfile_id3v2['comments']['track_number'] as $key => $value) { if (strstr($value, '/')) { list($thisfile_id3v2['comments']['track_number'][$key], $thisfile_id3v2['comments']['totaltracks'][$key]) = explode('/', $thisfile_id3v2['comments']['track_number'][$key]); } } } if (!isset($thisfile_id3v2['comments']['year']) && !empty($thisfile_id3v2['comments']['recording_time'][0]) && preg_match('#^([0-9]{4})#', trim($thisfile_id3v2['comments']['recording_time'][0]), $matches)) { $thisfile_id3v2['comments']['year'] = array($matches[1]); } if (!empty($thisfile_id3v2['TXXX'])) { // MediaMonkey does this, maybe others: write a blank RGAD frame, but put replay-gain adjustment values in TXXX frames foreach ($thisfile_id3v2['TXXX'] as $txxx_array) { switch ($txxx_array['description']) { case 'replaygain_track_gain': if (empty($info['replay_gain']['track']['adjustment']) && !empty($txxx_array['data'])) { $info['replay_gain']['track']['adjustment'] = floatval(trim(str_replace('dB', '', $txxx_array['data']))); } break; case 'replaygain_track_peak': if (empty($info['replay_gain']['track']['peak']) && !empty($txxx_array['data'])) { $info['replay_gain']['track']['peak'] = floatval($txxx_array['data']); } break; case 'replaygain_album_gain': if (empty($info['replay_gain']['album']['adjustment']) && !empty($txxx_array['data'])) { $info['replay_gain']['album']['adjustment'] = floatval(trim(str_replace('dB', '', $txxx_array['data']))); } break; } } } // Set avdataoffset $info['avdataoffset'] = $thisfile_id3v2['headerlength']; if (isset($thisfile_id3v2['footer'])) { $info['avdataoffset'] += 10; } return true; } /** * @param string $genrestring * * @return array */ public function ParseID3v2GenreString($genrestring) { // Parse genres into arrays of genreName and genreID // ID3v2.2.x, ID3v2.3.x: '(21)' or '(4)Eurodisco' or '(51)(39)' or '(55)((I think...)' // ID3v2.4.x: '21' $00 'Eurodisco' $00 $clean_genres = array(); // hack-fixes for some badly-written ID3v2.3 taggers, while trying not to break correctly-written tags if (($this->getid3->info['id3v2']['majorversion'] == 3) && !preg_match('#[\x00]#', $genrestring)) { // note: MusicBrainz Picard incorrectly stores plaintext genres separated by "/" when writing in ID3v2.3 mode, hack-fix here: // replace / with NULL, then replace back the two ID3v1 genres that legitimately have "/" as part of the single genre name if (strpos($genrestring, '/') !== false) { $LegitimateSlashedGenreList = array( // https://github.com/JamesHeinrich/getID3/issues/223 'Pop/Funk', // ID3v1 genre #62 - https://en.wikipedia.org/wiki/ID3#standard 'Cut-up/DJ', // Discogs - https://www.discogs.com/style/cut-up/dj 'RnB/Swing', // Discogs - https://www.discogs.com/style/rnb/swing 'Funk / Soul', // Discogs (note spaces) - https://www.discogs.com/genre/funk+%2F+soul ); $genrestring = str_replace('/', "\x00", $genrestring); foreach ($LegitimateSlashedGenreList as $SlashedGenre) { $genrestring = str_ireplace(str_replace('/', "\x00", $SlashedGenre), $SlashedGenre, $genrestring); } } // some other taggers separate multiple genres with semicolon, e.g. "Heavy Metal;Thrash Metal;Metal" if (strpos($genrestring, ';') !== false) { $genrestring = str_replace(';', "\x00", $genrestring); } } if (strpos($genrestring, "\x00") === false) { $genrestring = preg_replace('#\(([0-9]{1,3})\)#', '$1'."\x00", $genrestring); } $genre_elements = explode("\x00", $genrestring); foreach ($genre_elements as $element) { $element = trim($element); if ($element) { if (preg_match('#^[0-9]{1,3}$#', $element)) { $clean_genres[] = getid3_id3v1::LookupGenreName($element); } else { $clean_genres[] = str_replace('((', '(', $element); } } } return $clean_genres; } /** * @param array $parsedFrame * * @return bool */ public function ParseID3v2Frame(&$parsedFrame) { // shortcuts $info = &$this->getid3->info; $id3v2_majorversion = $info['id3v2']['majorversion']; $parsedFrame['framenamelong'] = $this->FrameNameLongLookup($parsedFrame['frame_name']); if (empty($parsedFrame['framenamelong'])) { unset($parsedFrame['framenamelong']); } $parsedFrame['framenameshort'] = $this->FrameNameShortLookup($parsedFrame['frame_name']); if (empty($parsedFrame['framenameshort'])) { unset($parsedFrame['framenameshort']); } if ($id3v2_majorversion >= 3) { // frame flags are not part of the ID3v2.2 standard if ($id3v2_majorversion == 3) { // Frame Header Flags // %abc00000 %ijk00000 $parsedFrame['flags']['TagAlterPreservation'] = (bool) ($parsedFrame['frame_flags_raw'] & 0x8000); // a - Tag alter preservation $parsedFrame['flags']['FileAlterPreservation'] = (bool) ($parsedFrame['frame_flags_raw'] & 0x4000); // b - File alter preservation $parsedFrame['flags']['ReadOnly'] = (bool) ($parsedFrame['frame_flags_raw'] & 0x2000); // c - Read only $parsedFrame['flags']['compression'] = (bool) ($parsedFrame['frame_flags_raw'] & 0x0080); // i - Compression $parsedFrame['flags']['Encryption'] = (bool) ($parsedFrame['frame_flags_raw'] & 0x0040); // j - Encryption $parsedFrame['flags']['GroupingIdentity'] = (bool) ($parsedFrame['frame_flags_raw'] & 0x0020); // k - Grouping identity } elseif ($id3v2_majorversion == 4) { // Frame Header Flags // %0abc0000 %0h00kmnp $parsedFrame['flags']['TagAlterPreservation'] = (bool) ($parsedFrame['frame_flags_raw'] & 0x4000); // a - Tag alter preservation $parsedFrame['flags']['FileAlterPreservation'] = (bool) ($parsedFrame['frame_flags_raw'] & 0x2000); // b - File alter preservation $parsedFrame['flags']['ReadOnly'] = (bool) ($parsedFrame['frame_flags_raw'] & 0x1000); // c - Read only $parsedFrame['flags']['GroupingIdentity'] = (bool) ($parsedFrame['frame_flags_raw'] & 0x0040); // h - Grouping identity $parsedFrame['flags']['compression'] = (bool) ($parsedFrame['frame_flags_raw'] & 0x0008); // k - Compression $parsedFrame['flags']['Encryption'] = (bool) ($parsedFrame['frame_flags_raw'] & 0x0004); // m - Encryption $parsedFrame['flags']['Unsynchronisation'] = (bool) ($parsedFrame['frame_flags_raw'] & 0x0002); // n - Unsynchronisation $parsedFrame['flags']['DataLengthIndicator'] = (bool) ($parsedFrame['frame_flags_raw'] & 0x0001); // p - Data length indicator // Frame-level de-unsynchronisation - ID3v2.4 if ($parsedFrame['flags']['Unsynchronisation']) { $parsedFrame['data'] = $this->DeUnsynchronise($parsedFrame['data']); } if ($parsedFrame['flags']['DataLengthIndicator']) { $parsedFrame['data_length_indicator'] = getid3_lib::BigEndian2Int(substr($parsedFrame['data'], 0, 4), 1); $parsedFrame['data'] = substr($parsedFrame['data'], 4); } } // Frame-level de-compression if ($parsedFrame['flags']['compression']) { $parsedFrame['decompressed_size'] = getid3_lib::BigEndian2Int(substr($parsedFrame['data'], 0, 4)); if (!function_exists('gzuncompress')) { $this->warning('gzuncompress() support required to decompress ID3v2 frame "'.$parsedFrame['frame_name'].'"'); } else { if ($decompresseddata = @gzuncompress(substr($parsedFrame['data'], 4))) { //if ($decompresseddata = @gzuncompress($parsedFrame['data'])) { $parsedFrame['data'] = $decompresseddata; unset($decompresseddata); } else { $this->warning('gzuncompress() failed on compressed contents of ID3v2 frame "'.$parsedFrame['frame_name'].'"'); } } } } if (!empty($parsedFrame['flags']['DataLengthIndicator'])) { if ($parsedFrame['data_length_indicator'] != strlen($parsedFrame['data'])) { $this->warning('ID3v2 frame "'.$parsedFrame['frame_name'].'" should be '.$parsedFrame['data_length_indicator'].' bytes long according to DataLengthIndicator, but found '.strlen($parsedFrame['data']).' bytes of data'); } } if (isset($parsedFrame['datalength']) && ($parsedFrame['datalength'] == 0)) { $warning = 'Frame "'.$parsedFrame['frame_name'].'" at offset '.$parsedFrame['dataoffset'].' has no data portion'; switch ($parsedFrame['frame_name']) { case 'WCOM': $warning .= ' (this is known to happen with files tagged by RioPort)'; break; default: break; } $this->warning($warning); } elseif ((($id3v2_majorversion >= 3) && ($parsedFrame['frame_name'] == 'UFID')) || // 4.1 UFID Unique file identifier (($id3v2_majorversion == 2) && ($parsedFrame['frame_name'] == 'UFI'))) { // 4.1 UFI Unique file identifier // There may be more than one 'UFID' frame in a tag, // but only one with the same 'Owner identifier'. // <Header for 'Unique file identifier', ID: 'UFID'> // Owner identifier <text string> $00 // Identifier <up to 64 bytes binary data> $exploded = explode("\x00", $parsedFrame['data'], 2); $parsedFrame['ownerid'] = (isset($exploded[0]) ? $exploded[0] : ''); $parsedFrame['data'] = (isset($exploded[1]) ? $exploded[1] : ''); } elseif ((($id3v2_majorversion >= 3) && ($parsedFrame['frame_name'] == 'TXXX')) || // 4.2.2 TXXX User defined text information frame (($id3v2_majorversion == 2) && ($parsedFrame['frame_name'] == 'TXX'))) { // 4.2.2 TXX User defined text information frame // There may be more than one 'TXXX' frame in each tag, // but only one with the same description. // <Header for 'User defined text information frame', ID: 'TXXX'> // Text encoding $xx // Description <text string according to encoding> $00 (00) // Value <text string according to encoding> $frame_offset = 0; $frame_textencoding = ord(substr($parsedFrame['data'], $frame_offset++, 1)); $frame_textencoding_terminator = $this->TextEncodingTerminatorLookup($frame_textencoding); if ((($id3v2_majorversion <= 3) && ($frame_textencoding > 1)) || (($id3v2_majorversion == 4) && ($frame_textencoding > 3))) { $this->warning('Invalid text encoding byte ('.$frame_textencoding.') in frame "'.$parsedFrame['frame_name'].'" - defaulting to ISO-8859-1 encoding'); $frame_textencoding_terminator = "\x00"; } $frame_terminatorpos = strpos($parsedFrame['data'], $frame_textencoding_terminator, $frame_offset); if (ord(substr($parsedFrame['data'], $frame_terminatorpos + strlen($frame_textencoding_terminator), 1)) === 0) { $frame_terminatorpos++; // strpos() fooled because 2nd byte of Unicode chars are often 0x00 } $parsedFrame['description'] = substr($parsedFrame['data'], $frame_offset, $frame_terminatorpos - $frame_offset); $parsedFrame['description'] = $this->MakeUTF16emptyStringEmpty($parsedFrame['description']); $parsedFrame['encodingid'] = $frame_textencoding; $parsedFrame['encoding'] = $this->TextEncodingNameLookup($frame_textencoding); $parsedFrame['description'] = trim(getid3_lib::iconv_fallback($parsedFrame['encoding'], $info['id3v2']['encoding'], $parsedFrame['description'])); $parsedFrame['data'] = substr($parsedFrame['data'], $frame_terminatorpos + strlen($frame_textencoding_terminator)); $parsedFrame['data'] = $this->RemoveStringTerminator($parsedFrame['data'], $frame_textencoding_terminator); if (!empty($parsedFrame['framenameshort']) && !empty($parsedFrame['data'])) { $commentkey = ($parsedFrame['description'] ? $parsedFrame['description'] : (isset($info['id3v2']['comments'][$parsedFrame['framenameshort']]) ? count($info['id3v2']['comments'][$parsedFrame['framenameshort']]) : 0)); if (!isset($info['id3v2']['comments'][$parsedFrame['framenameshort']]) || !array_key_exists($commentkey, $info['id3v2']['comments'][$parsedFrame['framenameshort']])) { $info['id3v2']['comments'][$parsedFrame['framenameshort']][$commentkey] = trim(getid3_lib::iconv_fallback($parsedFrame['encoding'], $info['id3v2']['encoding'], $parsedFrame['data'])); } else { $info['id3v2']['comments'][$parsedFrame['framenameshort']][] = trim(getid3_lib::iconv_fallback($parsedFrame['encoding'], $info['id3v2']['encoding'], $parsedFrame['data'])); } } //unset($parsedFrame['data']); do not unset, may be needed elsewhere, e.g. for replaygain } elseif ($parsedFrame['frame_name'][0] == 'T') { // 4.2. T??[?] Text information frame // There may only be one text information frame of its kind in an tag. // <Header for 'Text information frame', ID: 'T000' - 'TZZZ', // excluding 'TXXX' described in 4.2.6.> // Text encoding $xx // Information <text string(s) according to encoding> $frame_offset = 0; $frame_textencoding = ord(substr($parsedFrame['data'], $frame_offset++, 1)); if ((($id3v2_majorversion <= 3) && ($frame_textencoding > 1)) || (($id3v2_majorversion == 4) && ($frame_textencoding > 3))) { $this->warning('Invalid text encoding byte ('.$frame_textencoding.') in frame "'.$parsedFrame['frame_name'].'" - defaulting to ISO-8859-1 encoding'); } $parsedFrame['data'] = (string) substr($parsedFrame['data'], $frame_offset); $parsedFrame['data'] = $this->RemoveStringTerminator($parsedFrame['data'], $this->TextEncodingTerminatorLookup($frame_textencoding)); $parsedFrame['encodingid'] = $frame_textencoding; $parsedFrame['encoding'] = $this->TextEncodingNameLookup($frame_textencoding); if (!empty($parsedFrame['framenameshort']) && !empty($parsedFrame['data'])) { // ID3v2.3 specs say that TPE1 (and others) can contain multiple artist values separated with / // This of course breaks when an artist name contains slash character, e.g. "AC/DC" // MP3tag (maybe others) implement alternative system where multiple artists are null-separated, which makes more sense // getID3 will split null-separated artists into multiple artists and leave slash-separated ones to the user switch ($parsedFrame['encoding']) { case 'UTF-16': case 'UTF-16BE': case 'UTF-16LE': $wordsize = 2; break; case 'ISO-8859-1': case 'UTF-8': default: $wordsize = 1; break; } $Txxx_elements = array(); $Txxx_elements_start_offset = 0; for ($i = 0; $i < strlen($parsedFrame['data']); $i += $wordsize) { if (substr($parsedFrame['data'], $i, $wordsize) == str_repeat("\x00", $wordsize)) { $Txxx_elements[] = substr($parsedFrame['data'], $Txxx_elements_start_offset, $i - $Txxx_elements_start_offset); $Txxx_elements_start_offset = $i + $wordsize; } } $Txxx_elements[] = substr($parsedFrame['data'], $Txxx_elements_start_offset, $i - $Txxx_elements_start_offset); foreach ($Txxx_elements as $Txxx_element) { $string = getid3_lib::iconv_fallback($parsedFrame['encoding'], $info['id3v2']['encoding'], $Txxx_element); if (!empty($string)) { $info['id3v2']['comments'][$parsedFrame['framenameshort']][] = $string; } } unset($string, $wordsize, $i, $Txxx_elements, $Txxx_element, $Txxx_elements_start_offset); } } elseif ((($id3v2_majorversion >= 3) && ($parsedFrame['frame_name'] == 'WXXX')) || // 4.3.2 WXXX User defined URL link frame (($id3v2_majorversion == 2) && ($parsedFrame['frame_name'] == 'WXX'))) { // 4.3.2 WXX User defined URL link frame // There may be more than one 'WXXX' frame in each tag, // but only one with the same description // <Header for 'User defined URL link frame', ID: 'WXXX'> // Text encoding $xx // Description <text string according to encoding> $00 (00) // URL <text string> $frame_offset = 0; $frame_textencoding = ord(substr($parsedFrame['data'], $frame_offset++, 1)); $frame_textencoding_terminator = $this->TextEncodingTerminatorLookup($frame_textencoding); if ((($id3v2_majorversion <= 3) && ($frame_textencoding > 1)) || (($id3v2_majorversion == 4) && ($frame_textencoding > 3))) { $this->warning('Invalid text encoding byte ('.$frame_textencoding.') in frame "'.$parsedFrame['frame_name'].'" - defaulting to ISO-8859-1 encoding'); $frame_textencoding_terminator = "\x00"; } $frame_terminatorpos = strpos($parsedFrame['data'], $frame_textencoding_terminator, $frame_offset); if (ord(substr($parsedFrame['data'], $frame_terminatorpos + strlen($frame_textencoding_terminator), 1)) === 0) { $frame_terminatorpos++; // strpos() fooled because 2nd byte of Unicode chars are often 0x00 } $parsedFrame['encodingid'] = $frame_textencoding; $parsedFrame['encoding'] = $this->TextEncodingNameLookup($frame_textencoding); $parsedFrame['description'] = substr($parsedFrame['data'], $frame_offset, $frame_terminatorpos - $frame_offset); // according to the frame text encoding $parsedFrame['url'] = substr($parsedFrame['data'], $frame_terminatorpos + strlen($frame_textencoding_terminator)); // always ISO-8859-1 $parsedFrame['description'] = $this->RemoveStringTerminator($parsedFrame['description'], $frame_textencoding_terminator); $parsedFrame['description'] = $this->MakeUTF16emptyStringEmpty($parsedFrame['description']); if (!empty($parsedFrame['framenameshort']) && $parsedFrame['url']) { $info['id3v2']['comments'][$parsedFrame['framenameshort']][] = getid3_lib::iconv_fallback('ISO-8859-1', $info['id3v2']['encoding'], $parsedFrame['url']); } unset($parsedFrame['data']); } elseif ($parsedFrame['frame_name'][0] == 'W') { // 4.3. W??? URL link frames // There may only be one URL link frame of its kind in a tag, // except when stated otherwise in the frame description // <Header for 'URL link frame', ID: 'W000' - 'WZZZ', excluding 'WXXX' // described in 4.3.2.> // URL <text string> $parsedFrame['url'] = trim($parsedFrame['data']); // always ISO-8859-1 if (!empty($parsedFrame['framenameshort']) && $parsedFrame['url']) { $info['id3v2']['comments'][$parsedFrame['framenameshort']][] = getid3_lib::iconv_fallback('ISO-8859-1', $info['id3v2']['encoding'], $parsedFrame['url']); } unset($parsedFrame['data']); } elseif ((($id3v2_majorversion == 3) && ($parsedFrame['frame_name'] == 'IPLS')) || // 4.4 IPLS Involved people list (ID3v2.3 only) (($id3v2_majorversion == 2) && ($parsedFrame['frame_name'] == 'IPL'))) { // 4.4 IPL Involved people list (ID3v2.2 only) // http://id3.org/id3v2.3.0#sec4.4 // There may only be one 'IPL' frame in each tag // <Header for 'User defined URL link frame', ID: 'IPL'> // Text encoding $xx // People list strings <textstrings> $frame_offset = 0; $frame_textencoding = ord(substr($parsedFrame['data'], $frame_offset++, 1)); if ((($id3v2_majorversion <= 3) && ($frame_textencoding > 1)) || (($id3v2_majorversion == 4) && ($frame_textencoding > 3))) { $this->warning('Invalid text encoding byte ('.$frame_textencoding.') in frame "'.$parsedFrame['frame_name'].'" - defaulting to ISO-8859-1 encoding'); } $parsedFrame['encodingid'] = $frame_textencoding; $parsedFrame['encoding'] = $this->TextEncodingNameLookup($parsedFrame['encodingid']); $parsedFrame['data_raw'] = (string) substr($parsedFrame['data'], $frame_offset); // https://www.getid3.org/phpBB3/viewtopic.php?t=1369 // "this tag typically contains null terminated strings, which are associated in pairs" // "there are users that use the tag incorrectly" $IPLS_parts = array(); if (strpos($parsedFrame['data_raw'], "\x00") !== false) { $IPLS_parts_unsorted = array(); if (((strlen($parsedFrame['data_raw']) % 2) == 0) && ((substr($parsedFrame['data_raw'], 0, 2) == "\xFF\xFE") || (substr($parsedFrame['data_raw'], 0, 2) == "\xFE\xFF"))) { // UTF-16, be careful looking for null bytes since most 2-byte characters may contain one; you need to find twin null bytes, and on even padding $thisILPS = ''; for ($i = 0; $i < strlen($parsedFrame['data_raw']); $i += 2) { $twobytes = substr($parsedFrame['data_raw'], $i, 2); if ($twobytes === "\x00\x00") { $IPLS_parts_unsorted[] = getid3_lib::iconv_fallback($parsedFrame['encoding'], $info['id3v2']['encoding'], $thisILPS); $thisILPS = ''; } else { $thisILPS .= $twobytes; } } if (strlen($thisILPS) > 2) { // 2-byte BOM $IPLS_parts_unsorted[] = getid3_lib::iconv_fallback($parsedFrame['encoding'], $info['id3v2']['encoding'], $thisILPS); } } else { // ISO-8859-1 or UTF-8 or other single-byte-null character set $IPLS_parts_unsorted = explode("\x00", $parsedFrame['data_raw']); } if (count($IPLS_parts_unsorted) == 1) { // just a list of names, e.g. "Dino Baptiste, Jimmy Copley, John Gordon, Bernie Marsden, Sharon Watson" foreach ($IPLS_parts_unsorted as $key => $value) { $IPLS_parts_sorted = preg_split('#[;,\\r\\n\\t]#', $value); $position = ''; foreach ($IPLS_parts_sorted as $person) { $IPLS_parts[] = array('position'=>$position, 'person'=>$person); } } } elseif ((count($IPLS_parts_unsorted) % 2) == 0) { $position = ''; $person = ''; foreach ($IPLS_parts_unsorted as $key => $value) { if (($key % 2) == 0) { $position = $value; } else { $person = $value; $IPLS_parts[] = array('position'=>$position, 'person'=>$person); $position = ''; $person = ''; } } } else { foreach ($IPLS_parts_unsorted as $key => $value) { $IPLS_parts[] = array($value); } } } else { $IPLS_parts = preg_split('#[;,\\r\\n\\t]#', $parsedFrame['data_raw']); } $parsedFrame['data'] = $IPLS_parts; if (!empty($parsedFrame['framenameshort']) && !empty($parsedFrame['data'])) { $info['id3v2']['comments'][$parsedFrame['framenameshort']][] = $parsedFrame['data']; } } elseif ((($id3v2_majorversion >= 3) && ($parsedFrame['frame_name'] == 'MCDI')) || // 4.4 MCDI Music CD identifier (($id3v2_majorversion == 2) && ($parsedFrame['frame_name'] == 'MCI'))) { // 4.5 MCI Music CD identifier // There may only be one 'MCDI' frame in each tag // <Header for 'Music CD identifier', ID: 'MCDI'> // CD TOC <binary data> if (!empty($parsedFrame['framenameshort']) && !empty($parsedFrame['data'])) { $info['id3v2']['comments'][$parsedFrame['framenameshort']][] = $parsedFrame['data']; } } elseif ((($id3v2_majorversion >= 3) && ($parsedFrame['frame_name'] == 'ETCO')) || // 4.5 ETCO Event timing codes (($id3v2_majorversion == 2) && ($parsedFrame['frame_name'] == 'ETC'))) { // 4.6 ETC Event timing codes // There may only be one 'ETCO' frame in each tag // <Header for 'Event timing codes', ID: 'ETCO'> // Time stamp format $xx // Where time stamp format is: // $01 (32-bit value) MPEG frames from beginning of file // $02 (32-bit value) milliseconds from beginning of file // Followed by a list of key events in the following format: // Type of event $xx // Time stamp $xx (xx ...) // The 'Time stamp' is set to zero if directly at the beginning of the sound // or after the previous event. All events MUST be sorted in chronological order. $frame_offset = 0; $parsedFrame['timestampformat'] = ord(substr($parsedFrame['data'], $frame_offset++, 1)); while ($frame_offset < strlen($parsedFrame['data'])) { $parsedFrame['typeid'] = substr($parsedFrame['data'], $frame_offset++, 1); $parsedFrame['type'] = $this->ETCOEventLookup($parsedFrame['typeid']); $parsedFrame['timestamp'] = getid3_lib::BigEndian2Int(substr($parsedFrame['data'], $frame_offset, 4)); $frame_offset += 4; } unset($parsedFrame['data']); } elseif ((($id3v2_majorversion >= 3) && ($parsedFrame['frame_name'] == 'MLLT')) || // 4.6 MLLT MPEG location lookup table (($id3v2_majorversion == 2) && ($parsedFrame['frame_name'] == 'MLL'))) { // 4.7 MLL MPEG location lookup table // There may only be one 'MLLT' frame in each tag // <Header for 'Location lookup table', ID: 'MLLT'> // MPEG frames between reference $xx xx // Bytes between reference $xx xx xx // Milliseconds between reference $xx xx xx // Bits for bytes deviation $xx // Bits for milliseconds dev. $xx // Then for every reference the following data is included; // Deviation in bytes %xxx.... // Deviation in milliseconds %xxx.... $frame_offset = 0; $parsedFrame['framesbetweenreferences'] = getid3_lib::BigEndian2Int(substr($parsedFrame['data'], 0, 2)); $parsedFrame['bytesbetweenreferences'] = getid3_lib::BigEndian2Int(substr($parsedFrame['data'], 2, 3)); $parsedFrame['msbetweenreferences'] = getid3_lib::BigEndian2Int(substr($parsedFrame['data'], 5, 3)); $parsedFrame['bitsforbytesdeviation'] = getid3_lib::BigEndian2Int(substr($parsedFrame['data'], 8, 1)); $parsedFrame['bitsformsdeviation'] = getid3_lib::BigEndian2Int(substr($parsedFrame['data'], 9, 1)); $parsedFrame['data'] = substr($parsedFrame['data'], 10); $deviationbitstream = ''; while ($frame_offset < strlen($parsedFrame['data'])) { $deviationbitstream .= getid3_lib::BigEndian2Bin(substr($parsedFrame['data'], $frame_offset++, 1)); } $reference_counter = 0; while (strlen($deviationbitstream) > 0) { $parsedFrame[$reference_counter]['bytedeviation'] = bindec(substr($deviationbitstream, 0, $parsedFrame['bitsforbytesdeviation'])); $parsedFrame[$reference_counter]['msdeviation'] = bindec(substr($deviationbitstream, $parsedFrame['bitsforbytesdeviation'], $parsedFrame['bitsformsdeviation'])); $deviationbitstream = substr($deviationbitstream, $parsedFrame['bitsforbytesdeviation'] + $parsedFrame['bitsformsdeviation']); $reference_counter++; } unset($parsedFrame['data']); } elseif ((($id3v2_majorversion >= 3) && ($parsedFrame['frame_name'] == 'SYTC')) || // 4.7 SYTC Synchronised tempo codes (($id3v2_majorversion == 2) && ($parsedFrame['frame_name'] == 'STC'))) { // 4.8 STC Synchronised tempo codes // There may only be one 'SYTC' frame in each tag // <Header for 'Synchronised tempo codes', ID: 'SYTC'> // Time stamp format $xx // Tempo data <binary data> // Where time stamp format is: // $01 (32-bit value) MPEG frames from beginning of file // $02 (32-bit value) milliseconds from beginning of file $frame_offset = 0; $parsedFrame['timestampformat'] = ord(substr($parsedFrame['data'], $frame_offset++, 1)); $timestamp_counter = 0; while ($frame_offset < strlen($parsedFrame['data'])) { $parsedFrame[$timestamp_counter]['tempo'] = ord(substr($parsedFrame['data'], $frame_offset++, 1)); if ($parsedFrame[$timestamp_counter]['tempo'] == 255) { $parsedFrame[$timestamp_counter]['tempo'] += ord(substr($parsedFrame['data'], $frame_offset++, 1)); } $parsedFrame[$timestamp_counter]['timestamp'] = getid3_lib::BigEndian2Int(substr($parsedFrame['data'], $frame_offset, 4)); $frame_offset += 4; $timestamp_counter++; } unset($parsedFrame['data']); } elseif ((($id3v2_majorversion >= 3) && ($parsedFrame['frame_name'] == 'USLT')) || // 4.8 USLT Unsynchronised lyric/text transcription (($id3v2_majorversion == 2) && ($parsedFrame['frame_name'] == 'ULT'))) { // 4.9 ULT Unsynchronised lyric/text transcription // There may be more than one 'Unsynchronised lyrics/text transcription' frame // in each tag, but only one with the same language and content descriptor. // <Header for 'Unsynchronised lyrics/text transcription', ID: 'USLT'> // Text encoding $xx // Language $xx xx xx // Content descriptor <text string according to encoding> $00 (00) // Lyrics/text <full text string according to encoding> $frame_offset = 0; $frame_textencoding = ord(substr($parsedFrame['data'], $frame_offset++, 1)); $frame_textencoding_terminator = $this->TextEncodingTerminatorLookup($frame_textencoding); if ((($id3v2_majorversion <= 3) && ($frame_textencoding > 1)) || (($id3v2_majorversion == 4) && ($frame_textencoding > 3))) { $this->warning('Invalid text encoding byte ('.$frame_textencoding.') in frame "'.$parsedFrame['frame_name'].'" - defaulting to ISO-8859-1 encoding'); $frame_textencoding_terminator = "\x00"; } if (strlen($parsedFrame['data']) >= (4 + strlen($frame_textencoding_terminator))) { // shouldn't be an issue but badly-written files have been spotted in the wild with not only no contents but also missing the required language field, see https://github.com/JamesHeinrich/getID3/issues/315 $frame_language = substr($parsedFrame['data'], $frame_offset, 3); $frame_offset += 3; $frame_terminatorpos = strpos($parsedFrame['data'], $frame_textencoding_terminator, $frame_offset); if (ord(substr($parsedFrame['data'], $frame_terminatorpos + strlen($frame_textencoding_terminator), 1)) === 0) { $frame_terminatorpos++; // strpos() fooled because 2nd byte of Unicode chars are often 0x00 } $parsedFrame['description'] = substr($parsedFrame['data'], $frame_offset, $frame_terminatorpos - $frame_offset); $parsedFrame['description'] = $this->MakeUTF16emptyStringEmpty($parsedFrame['description']); $parsedFrame['data'] = substr($parsedFrame['data'], $frame_terminatorpos + strlen($frame_textencoding_terminator)); $parsedFrame['data'] = $this->RemoveStringTerminator($parsedFrame['data'], $frame_textencoding_terminator); $parsedFrame['encodingid'] = $frame_textencoding; $parsedFrame['encoding'] = $this->TextEncodingNameLookup($frame_textencoding); $parsedFrame['language'] = $frame_language; $parsedFrame['languagename'] = $this->LanguageLookup($frame_language, false); if (!empty($parsedFrame['framenameshort']) && !empty($parsedFrame['data'])) { $info['id3v2']['comments'][$parsedFrame['framenameshort']][] = getid3_lib::iconv_fallback($parsedFrame['encoding'], $info['id3v2']['encoding'], $parsedFrame['data']); } } else { $this->warning('Invalid data in frame "'.$parsedFrame['frame_name'].'" at offset '.$parsedFrame['dataoffset']); } unset($parsedFrame['data']); } elseif ((($id3v2_majorversion >= 3) && ($parsedFrame['frame_name'] == 'SYLT')) || // 4.9 SYLT Synchronised lyric/text (($id3v2_majorversion == 2) && ($parsedFrame['frame_name'] == 'SLT'))) { // 4.10 SLT Synchronised lyric/text // There may be more than one 'SYLT' frame in each tag, // but only one with the same language and content descriptor. // <Header for 'Synchronised lyrics/text', ID: 'SYLT'> // Text encoding $xx // Language $xx xx xx // Time stamp format $xx // $01 (32-bit value) MPEG frames from beginning of file // $02 (32-bit value) milliseconds from beginning of file // Content type $xx // Content descriptor <text string according to encoding> $00 (00) // Terminated text to be synced (typically a syllable) // Sync identifier (terminator to above string) $00 (00) // Time stamp $xx (xx ...) $frame_offset = 0; $frame_textencoding = ord(substr($parsedFrame['data'], $frame_offset++, 1)); $frame_textencoding_terminator = $this->TextEncodingTerminatorLookup($frame_textencoding); if ((($id3v2_majorversion <= 3) && ($frame_textencoding > 1)) || (($id3v2_majorversion == 4) && ($frame_textencoding > 3))) { $this->warning('Invalid text encoding byte ('.$frame_textencoding.') in frame "'.$parsedFrame['frame_name'].'" - defaulting to ISO-8859-1 encoding'); $frame_textencoding_terminator = "\x00"; } $frame_language = substr($parsedFrame['data'], $frame_offset, 3); $frame_offset += 3; $parsedFrame['timestampformat'] = ord(substr($parsedFrame['data'], $frame_offset++, 1)); $parsedFrame['contenttypeid'] = ord(substr($parsedFrame['data'], $frame_offset++, 1)); $parsedFrame['contenttype'] = $this->SYTLContentTypeLookup($parsedFrame['contenttypeid']); $parsedFrame['encodingid'] = $frame_textencoding; $parsedFrame['encoding'] = $this->TextEncodingNameLookup($frame_textencoding); $parsedFrame['language'] = $frame_language; $parsedFrame['languagename'] = $this->LanguageLookup($frame_language, false); $timestampindex = 0; $frame_remainingdata = substr($parsedFrame['data'], $frame_offset); while (strlen($frame_remainingdata)) { $frame_offset = 0; $frame_terminatorpos = strpos($frame_remainingdata, $frame_textencoding_terminator); if ($frame_terminatorpos === false) { $frame_remainingdata = ''; } else { if (ord(substr($frame_remainingdata, $frame_terminatorpos + strlen($frame_textencoding_terminator), 1)) === 0) { $frame_terminatorpos++; // strpos() fooled because 2nd byte of Unicode chars are often 0x00 } $parsedFrame['lyrics'][$timestampindex]['data'] = substr($frame_remainingdata, $frame_offset, $frame_terminatorpos - $frame_offset); $frame_remainingdata = substr($frame_remainingdata, $frame_terminatorpos + strlen($frame_textencoding_terminator)); if (($timestampindex == 0) && (ord($frame_remainingdata[0]) != 0)) { // timestamp probably omitted for first data item } else { $parsedFrame['lyrics'][$timestampindex]['timestamp'] = getid3_lib::BigEndian2Int(substr($frame_remainingdata, 0, 4)); $frame_remainingdata = substr($frame_remainingdata, 4); } $timestampindex++; } } unset($parsedFrame['data']); } elseif ((($id3v2_majorversion >= 3) && ($parsedFrame['frame_name'] == 'COMM')) || // 4.10 COMM Comments (($id3v2_majorversion == 2) && ($parsedFrame['frame_name'] == 'COM'))) { // 4.11 COM Comments // There may be more than one comment frame in each tag, // but only one with the same language and content descriptor. // <Header for 'Comment', ID: 'COMM'> // Text encoding $xx // Language $xx xx xx // Short content descrip. <text string according to encoding> $00 (00) // The actual text <full text string according to encoding> if (strlen($parsedFrame['data']) < 5) { $this->warning('Invalid data (too short) for "'.$parsedFrame['frame_name'].'" frame at offset '.$parsedFrame['dataoffset']); } else { $frame_offset = 0; $frame_textencoding = ord(substr($parsedFrame['data'], $frame_offset++, 1)); $frame_textencoding_terminator = $this->TextEncodingTerminatorLookup($frame_textencoding); if ((($id3v2_majorversion <= 3) && ($frame_textencoding > 1)) || (($id3v2_majorversion == 4) && ($frame_textencoding > 3))) { $this->warning('Invalid text encoding byte ('.$frame_textencoding.') in frame "'.$parsedFrame['frame_name'].'" - defaulting to ISO-8859-1 encoding'); $frame_textencoding_terminator = "\x00"; } $frame_language = substr($parsedFrame['data'], $frame_offset, 3); $frame_offset += 3; $frame_terminatorpos = strpos($parsedFrame['data'], $frame_textencoding_terminator, $frame_offset); if (ord(substr($parsedFrame['data'], $frame_terminatorpos + strlen($frame_textencoding_terminator), 1)) === 0) { $frame_terminatorpos++; // strpos() fooled because 2nd byte of Unicode chars are often 0x00 } $parsedFrame['description'] = substr($parsedFrame['data'], $frame_offset, $frame_terminatorpos - $frame_offset); $parsedFrame['description'] = $this->MakeUTF16emptyStringEmpty($parsedFrame['description']); $frame_text = (string) substr($parsedFrame['data'], $frame_terminatorpos + strlen($frame_textencoding_terminator)); $frame_text = $this->RemoveStringTerminator($frame_text, $frame_textencoding_terminator); $parsedFrame['encodingid'] = $frame_textencoding; $parsedFrame['encoding'] = $this->TextEncodingNameLookup($frame_textencoding); $parsedFrame['language'] = $frame_language; $parsedFrame['languagename'] = $this->LanguageLookup($frame_language, false); $parsedFrame['data'] = $frame_text; if (!empty($parsedFrame['framenameshort']) && !empty($parsedFrame['data'])) { $commentkey = ($parsedFrame['description'] ? $parsedFrame['description'] : (!empty($info['id3v2']['comments'][$parsedFrame['framenameshort']]) ? count($info['id3v2']['comments'][$parsedFrame['framenameshort']]) : 0)); if (!isset($info['id3v2']['comments'][$parsedFrame['framenameshort']]) || !array_key_exists($commentkey, $info['id3v2']['comments'][$parsedFrame['framenameshort']])) { $info['id3v2']['comments'][$parsedFrame['framenameshort']][$commentkey] = getid3_lib::iconv_fallback($parsedFrame['encoding'], $info['id3v2']['encoding'], $parsedFrame['data']); } else { $info['id3v2']['comments'][$parsedFrame['framenameshort']][] = getid3_lib::iconv_fallback($parsedFrame['encoding'], $info['id3v2']['encoding'], $parsedFrame['data']); } } } } elseif (($id3v2_majorversion >= 4) && ($parsedFrame['frame_name'] == 'RVA2')) { // 4.11 RVA2 Relative volume adjustment (2) (ID3v2.4+ only) // There may be more than one 'RVA2' frame in each tag, // but only one with the same identification string // <Header for 'Relative volume adjustment (2)', ID: 'RVA2'> // Identification <text string> $00 // The 'identification' string is used to identify the situation and/or // device where this adjustment should apply. The following is then // repeated for every channel: // Type of channel $xx // Volume adjustment $xx xx // Bits representing peak $xx // Peak volume $xx (xx ...) $frame_terminatorpos = strpos($parsedFrame['data'], "\x00"); $frame_idstring = substr($parsedFrame['data'], 0, $frame_terminatorpos); if (ord($frame_idstring) === 0) { $frame_idstring = ''; } $frame_remainingdata = substr($parsedFrame['data'], $frame_terminatorpos + strlen("\x00")); $parsedFrame['description'] = $frame_idstring; $RVA2channelcounter = 0; while (strlen($frame_remainingdata) >= 5) { $frame_offset = 0; $frame_channeltypeid = ord(substr($frame_remainingdata, $frame_offset++, 1)); $parsedFrame[$RVA2channelcounter]['channeltypeid'] = $frame_channeltypeid; $parsedFrame[$RVA2channelcounter]['channeltype'] = $this->RVA2ChannelTypeLookup($frame_channeltypeid); $parsedFrame[$RVA2channelcounter]['volumeadjust'] = getid3_lib::BigEndian2Int(substr($frame_remainingdata, $frame_offset, 2), false, true); // 16-bit signed $frame_offset += 2; $parsedFrame[$RVA2channelcounter]['bitspeakvolume'] = ord(substr($frame_remainingdata, $frame_offset++, 1)); if (($parsedFrame[$RVA2channelcounter]['bitspeakvolume'] < 1) || ($parsedFrame[$RVA2channelcounter]['bitspeakvolume'] > 4)) { $this->warning('ID3v2::RVA2 frame['.$RVA2channelcounter.'] contains invalid '.$parsedFrame[$RVA2channelcounter]['bitspeakvolume'].'-byte bits-representing-peak value'); break; } $frame_bytespeakvolume = ceil($parsedFrame[$RVA2channelcounter]['bitspeakvolume'] / 8); $parsedFrame[$RVA2channelcounter]['peakvolume'] = getid3_lib::BigEndian2Int(substr($frame_remainingdata, $frame_offset, $frame_bytespeakvolume)); $frame_remainingdata = substr($frame_remainingdata, $frame_offset + $frame_bytespeakvolume); $RVA2channelcounter++; } unset($parsedFrame['data']); } elseif ((($id3v2_majorversion == 3) && ($parsedFrame['frame_name'] == 'RVAD')) || // 4.12 RVAD Relative volume adjustment (ID3v2.3 only) (($id3v2_majorversion == 2) && ($parsedFrame['frame_name'] == 'RVA'))) { // 4.12 RVA Relative volume adjustment (ID3v2.2 only) // There may only be one 'RVA' frame in each tag // <Header for 'Relative volume adjustment', ID: 'RVA'> // ID3v2.2 => Increment/decrement %000000ba // ID3v2.3 => Increment/decrement %00fedcba // Bits used for volume descr. $xx // Relative volume change, right $xx xx (xx ...) // a // Relative volume change, left $xx xx (xx ...) // b // Peak volume right $xx xx (xx ...) // Peak volume left $xx xx (xx ...) // ID3v2.3 only, optional (not present in ID3v2.2): // Relative volume change, right back $xx xx (xx ...) // c // Relative volume change, left back $xx xx (xx ...) // d // Peak volume right back $xx xx (xx ...) // Peak volume left back $xx xx (xx ...) // ID3v2.3 only, optional (not present in ID3v2.2): // Relative volume change, center $xx xx (xx ...) // e // Peak volume center $xx xx (xx ...) // ID3v2.3 only, optional (not present in ID3v2.2): // Relative volume change, bass $xx xx (xx ...) // f // Peak volume bass $xx xx (xx ...) $frame_offset = 0; $frame_incrdecrflags = getid3_lib::BigEndian2Bin(substr($parsedFrame['data'], $frame_offset++, 1)); $parsedFrame['incdec']['right'] = (bool) substr($frame_incrdecrflags, 6, 1); $parsedFrame['incdec']['left'] = (bool) substr($frame_incrdecrflags, 7, 1); $parsedFrame['bitsvolume'] = ord(substr($parsedFrame['data'], $frame_offset++, 1)); $frame_bytesvolume = ceil($parsedFrame['bitsvolume'] / 8); $parsedFrame['volumechange']['right'] = getid3_lib::BigEndian2Int(substr($parsedFrame['data'], $frame_offset, $frame_bytesvolume)); if ($parsedFrame['incdec']['right'] === false) { $parsedFrame['volumechange']['right'] *= -1; } $frame_offset += $frame_bytesvolume; $parsedFrame['volumechange']['left'] = getid3_lib::BigEndian2Int(substr($parsedFrame['data'], $frame_offset, $frame_bytesvolume)); if ($parsedFrame['incdec']['left'] === false) { $parsedFrame['volumechange']['left'] *= -1; } $frame_offset += $frame_bytesvolume; $parsedFrame['peakvolume']['right'] = getid3_lib::BigEndian2Int(substr($parsedFrame['data'], $frame_offset, $frame_bytesvolume)); $frame_offset += $frame_bytesvolume; $parsedFrame['peakvolume']['left'] = getid3_lib::BigEndian2Int(substr($parsedFrame['data'], $frame_offset, $frame_bytesvolume)); $frame_offset += $frame_bytesvolume; if ($id3v2_majorversion == 3) { $parsedFrame['data'] = substr($parsedFrame['data'], $frame_offset); if (strlen($parsedFrame['data']) > 0) { $parsedFrame['incdec']['rightrear'] = (bool) substr($frame_incrdecrflags, 4, 1); $parsedFrame['incdec']['leftrear'] = (bool) substr($frame_incrdecrflags, 5, 1); $parsedFrame['volumechange']['rightrear'] = getid3_lib::BigEndian2Int(substr($parsedFrame['data'], $frame_offset, $frame_bytesvolume)); if ($parsedFrame['incdec']['rightrear'] === false) { $parsedFrame['volumechange']['rightrear'] *= -1; } $frame_offset += $frame_bytesvolume; $parsedFrame['volumechange']['leftrear'] = getid3_lib::BigEndian2Int(substr($parsedFrame['data'], $frame_offset, $frame_bytesvolume)); if ($parsedFrame['incdec']['leftrear'] === false) { $parsedFrame['volumechange']['leftrear'] *= -1; } $frame_offset += $frame_bytesvolume; $parsedFrame['peakvolume']['rightrear'] = getid3_lib::BigEndian2Int(substr($parsedFrame['data'], $frame_offset, $frame_bytesvolume)); $frame_offset += $frame_bytesvolume; $parsedFrame['peakvolume']['leftrear'] = getid3_lib::BigEndian2Int(substr($parsedFrame['data'], $frame_offset, $frame_bytesvolume)); $frame_offset += $frame_bytesvolume; } $parsedFrame['data'] = substr($parsedFrame['data'], $frame_offset); if (strlen($parsedFrame['data']) > 0) { $parsedFrame['incdec']['center'] = (bool) substr($frame_incrdecrflags, 3, 1); $parsedFrame['volumechange']['center'] = getid3_lib::BigEndian2Int(substr($parsedFrame['data'], $frame_offset, $frame_bytesvolume)); if ($parsedFrame['incdec']['center'] === false) { $parsedFrame['volumechange']['center'] *= -1; } $frame_offset += $frame_bytesvolume; $parsedFrame['peakvolume']['center'] = getid3_lib::BigEndian2Int(substr($parsedFrame['data'], $frame_offset, $frame_bytesvolume)); $frame_offset += $frame_bytesvolume; } $parsedFrame['data'] = substr($parsedFrame['data'], $frame_offset); if (strlen($parsedFrame['data']) > 0) { $parsedFrame['incdec']['bass'] = (bool) substr($frame_incrdecrflags, 2, 1); $parsedFrame['volumechange']['bass'] = getid3_lib::BigEndian2Int(substr($parsedFrame['data'], $frame_offset, $frame_bytesvolume)); if ($parsedFrame['incdec']['bass'] === false) { $parsedFrame['volumechange']['bass'] *= -1; } $frame_offset += $frame_bytesvolume; $parsedFrame['peakvolume']['bass'] = getid3_lib::BigEndian2Int(substr($parsedFrame['data'], $frame_offset, $frame_bytesvolume)); $frame_offset += $frame_bytesvolume; } } unset($parsedFrame['data']); } elseif (($id3v2_majorversion >= 4) && ($parsedFrame['frame_name'] == 'EQU2')) { // 4.12 EQU2 Equalisation (2) (ID3v2.4+ only) // There may be more than one 'EQU2' frame in each tag, // but only one with the same identification string // <Header of 'Equalisation (2)', ID: 'EQU2'> // Interpolation method $xx // $00 Band // $01 Linear // Identification <text string> $00 // The following is then repeated for every adjustment point // Frequency $xx xx // Volume adjustment $xx xx $frame_offset = 0; $frame_interpolationmethod = ord(substr($parsedFrame['data'], $frame_offset++, 1)); $frame_terminatorpos = strpos($parsedFrame['data'], "\x00", $frame_offset); $frame_idstring = substr($parsedFrame['data'], $frame_offset, $frame_terminatorpos - $frame_offset); if (ord($frame_idstring) === 0) { $frame_idstring = ''; } $parsedFrame['description'] = $frame_idstring; $frame_remainingdata = substr($parsedFrame['data'], $frame_terminatorpos + strlen("\x00")); while (strlen($frame_remainingdata)) { $frame_frequency = getid3_lib::BigEndian2Int(substr($frame_remainingdata, 0, 2)) / 2; $parsedFrame['data'][$frame_frequency] = getid3_lib::BigEndian2Int(substr($frame_remainingdata, 2, 2), false, true); $frame_remainingdata = substr($frame_remainingdata, 4); } $parsedFrame['interpolationmethod'] = $frame_interpolationmethod; unset($parsedFrame['data']); } elseif ((($id3v2_majorversion == 3) && ($parsedFrame['frame_name'] == 'EQUA')) || // 4.12 EQUA Equalisation (ID3v2.3 only) (($id3v2_majorversion == 2) && ($parsedFrame['frame_name'] == 'EQU'))) { // 4.13 EQU Equalisation (ID3v2.2 only) // There may only be one 'EQUA' frame in each tag // <Header for 'Relative volume adjustment', ID: 'EQU'> // Adjustment bits $xx // This is followed by 2 bytes + ('adjustment bits' rounded up to the // nearest byte) for every equalisation band in the following format, // giving a frequency range of 0 - 32767Hz: // Increment/decrement %x (MSB of the Frequency) // Frequency (lower 15 bits) // Adjustment $xx (xx ...) $frame_offset = 0; $parsedFrame['adjustmentbits'] = substr($parsedFrame['data'], $frame_offset++, 1); $frame_adjustmentbytes = ceil($parsedFrame['adjustmentbits'] / 8); $frame_remainingdata = (string) substr($parsedFrame['data'], $frame_offset); while (strlen($frame_remainingdata) > 0) { $frame_frequencystr = getid3_lib::BigEndian2Bin(substr($frame_remainingdata, 0, 2)); $frame_incdec = (bool) substr($frame_frequencystr, 0, 1); $frame_frequency = bindec(substr($frame_frequencystr, 1, 15)); $parsedFrame[$frame_frequency]['incdec'] = $frame_incdec; $parsedFrame[$frame_frequency]['adjustment'] = getid3_lib::BigEndian2Int(substr($frame_remainingdata, 2, $frame_adjustmentbytes)); if ($parsedFrame[$frame_frequency]['incdec'] === false) { $parsedFrame[$frame_frequency]['adjustment'] *= -1; } $frame_remainingdata = substr($frame_remainingdata, 2 + $frame_adjustmentbytes); } unset($parsedFrame['data']); } elseif ((($id3v2_majorversion >= 3) && ($parsedFrame['frame_name'] == 'RVRB')) || // 4.13 RVRB Reverb (($id3v2_majorversion == 2) && ($parsedFrame['frame_name'] == 'REV'))) { // 4.14 REV Reverb // There may only be one 'RVRB' frame in each tag. // <Header for 'Reverb', ID: 'RVRB'> // Reverb left (ms) $xx xx // Reverb right (ms) $xx xx // Reverb bounces, left $xx // Reverb bounces, right $xx // Reverb feedback, left to left $xx // Reverb feedback, left to right $xx // Reverb feedback, right to right $xx // Reverb feedback, right to left $xx // Premix left to right $xx // Premix right to left $xx $frame_offset = 0; $parsedFrame['left'] = getid3_lib::BigEndian2Int(substr($parsedFrame['data'], $frame_offset, 2)); $frame_offset += 2; $parsedFrame['right'] = getid3_lib::BigEndian2Int(substr($parsedFrame['data'], $frame_offset, 2)); $frame_offset += 2; $parsedFrame['bouncesL'] = ord(substr($parsedFrame['data'], $frame_offset++, 1)); $parsedFrame['bouncesR'] = ord(substr($parsedFrame['data'], $frame_offset++, 1)); $parsedFrame['feedbackLL'] = ord(substr($parsedFrame['data'], $frame_offset++, 1)); $parsedFrame['feedbackLR'] = ord(substr($parsedFrame['data'], $frame_offset++, 1)); $parsedFrame['feedbackRR'] = ord(substr($parsedFrame['data'], $frame_offset++, 1)); $parsedFrame['feedbackRL'] = ord(substr($parsedFrame['data'], $frame_offset++, 1)); $parsedFrame['premixLR'] = ord(substr($parsedFrame['data'], $frame_offset++, 1)); $parsedFrame['premixRL'] = ord(substr($parsedFrame['data'], $frame_offset++, 1)); unset($parsedFrame['data']); } elseif ((($id3v2_majorversion >= 3) && ($parsedFrame['frame_name'] == 'APIC')) || // 4.14 APIC Attached picture (($id3v2_majorversion == 2) && ($parsedFrame['frame_name'] == 'PIC'))) { // 4.15 PIC Attached picture // There may be several pictures attached to one file, // each in their individual 'APIC' frame, but only one // with the same content descriptor // <Header for 'Attached picture', ID: 'APIC'> // Text encoding $xx // ID3v2.3+ => MIME type <text string> $00 // ID3v2.2 => Image format $xx xx xx // Picture type $xx // Description <text string according to encoding> $00 (00) // Picture data <binary data> $frame_offset = 0; $frame_textencoding = ord(substr($parsedFrame['data'], $frame_offset++, 1)); $frame_textencoding_terminator = $this->TextEncodingTerminatorLookup($frame_textencoding); if ((($id3v2_majorversion <= 3) && ($frame_textencoding > 1)) || (($id3v2_majorversion == 4) && ($frame_textencoding > 3))) { $this->warning('Invalid text encoding byte ('.$frame_textencoding.') in frame "'.$parsedFrame['frame_name'].'" - defaulting to ISO-8859-1 encoding'); $frame_textencoding_terminator = "\x00"; } $frame_imagetype = null; $frame_mimetype = null; if ($id3v2_majorversion == 2 && strlen($parsedFrame['data']) > $frame_offset) { $frame_imagetype = substr($parsedFrame['data'], $frame_offset, 3); if (strtolower($frame_imagetype) == 'ima') { // complete hack for mp3Rage (www.chaoticsoftware.com) that puts ID3v2.3-formatted // MIME type instead of 3-char ID3v2.2-format image type (thanks xbhoffØpacbell*net) $frame_terminatorpos = strpos($parsedFrame['data'], "\x00", $frame_offset); $frame_mimetype = substr($parsedFrame['data'], $frame_offset, $frame_terminatorpos - $frame_offset); if (ord($frame_mimetype) === 0) { $frame_mimetype = ''; } $frame_imagetype = strtoupper(str_replace('image/', '', strtolower($frame_mimetype))); if ($frame_imagetype == 'JPEG') { $frame_imagetype = 'JPG'; } $frame_offset = $frame_terminatorpos + strlen("\x00"); } else { $frame_offset += 3; } } if ($id3v2_majorversion > 2 && strlen($parsedFrame['data']) > $frame_offset) { $frame_terminatorpos = strpos($parsedFrame['data'], "\x00", $frame_offset); $frame_mimetype = substr($parsedFrame['data'], $frame_offset, $frame_terminatorpos - $frame_offset); if (ord($frame_mimetype) === 0) { $frame_mimetype = ''; } $frame_offset = $frame_terminatorpos + strlen("\x00"); } $frame_picturetype = ord(substr($parsedFrame['data'], $frame_offset++, 1)); if ($frame_offset >= $parsedFrame['datalength']) { $this->warning('data portion of APIC frame is missing at offset '.($parsedFrame['dataoffset'] + 8 + $frame_offset)); } else { $frame_terminatorpos = strpos($parsedFrame['data'], $frame_textencoding_terminator, $frame_offset); if (ord(substr($parsedFrame['data'], $frame_terminatorpos + strlen($frame_textencoding_terminator), 1)) === 0) { $frame_terminatorpos++; // strpos() fooled because 2nd byte of Unicode chars are often 0x00 } $parsedFrame['description'] = substr($parsedFrame['data'], $frame_offset, $frame_terminatorpos - $frame_offset); $parsedFrame['description'] = $this->MakeUTF16emptyStringEmpty($parsedFrame['description']); $parsedFrame['encodingid'] = $frame_textencoding; $parsedFrame['encoding'] = $this->TextEncodingNameLookup($frame_textencoding); if ($id3v2_majorversion == 2) { $parsedFrame['imagetype'] = isset($frame_imagetype) ? $frame_imagetype : null; } else { $parsedFrame['mime'] = isset($frame_mimetype) ? $frame_mimetype : null; } $parsedFrame['picturetypeid'] = $frame_picturetype; $parsedFrame['picturetype'] = $this->APICPictureTypeLookup($frame_picturetype); $parsedFrame['data'] = substr($parsedFrame['data'], $frame_terminatorpos + strlen($frame_textencoding_terminator)); $parsedFrame['datalength'] = strlen($parsedFrame['data']); $parsedFrame['image_mime'] = ''; $imageinfo = array(); if ($imagechunkcheck = getid3_lib::GetDataImageSize($parsedFrame['data'], $imageinfo)) { if (($imagechunkcheck[2] >= 1) && ($imagechunkcheck[2] <= 3)) { $parsedFrame['image_mime'] = image_type_to_mime_type($imagechunkcheck[2]); if ($imagechunkcheck[0]) { $parsedFrame['image_width'] = $imagechunkcheck[0]; } if ($imagechunkcheck[1]) { $parsedFrame['image_height'] = $imagechunkcheck[1]; } } } do { if ($this->getid3->option_save_attachments === false) { // skip entirely unset($parsedFrame['data']); break; } $dir = ''; if ($this->getid3->option_save_attachments === true) { // great /* } elseif (is_int($this->getid3->option_save_attachments)) { if ($this->getid3->option_save_attachments < $parsedFrame['data_length']) { // too big, skip $this->warning('attachment at '.$frame_offset.' is too large to process inline ('.number_format($parsedFrame['data_length']).' bytes)'); unset($parsedFrame['data']); break; } */ } elseif (is_string($this->getid3->option_save_attachments)) { $dir = rtrim(str_replace(array('/', '\\'), DIRECTORY_SEPARATOR, $this->getid3->option_save_attachments), DIRECTORY_SEPARATOR); if (!is_dir($dir) || !getID3::is_writable($dir)) { // cannot write, skip $this->warning('attachment at '.$frame_offset.' cannot be saved to "'.$dir.'" (not writable)'); unset($parsedFrame['data']); break; } } // if we get this far, must be OK if (is_string($this->getid3->option_save_attachments)) { $destination_filename = $dir.DIRECTORY_SEPARATOR.md5($info['filenamepath']).'_'.$frame_offset; if (!file_exists($destination_filename) || getID3::is_writable($destination_filename)) { file_put_contents($destination_filename, $parsedFrame['data']); } else { $this->warning('attachment at '.$frame_offset.' cannot be saved to "'.$destination_filename.'" (not writable)'); } $parsedFrame['data_filename'] = $destination_filename; unset($parsedFrame['data']); } else { if (!empty($parsedFrame['framenameshort']) && !empty($parsedFrame['data'])) { if (!isset($info['id3v2']['comments']['picture'])) { $info['id3v2']['comments']['picture'] = array(); } $comments_picture_data = array(); foreach (array('data', 'image_mime', 'image_width', 'image_height', 'imagetype', 'picturetype', 'description', 'datalength') as $picture_key) { if (isset($parsedFrame[$picture_key])) { $comments_picture_data[$picture_key] = $parsedFrame[$picture_key]; } } $info['id3v2']['comments']['picture'][] = $comments_picture_data; unset($comments_picture_data); } } } while (false); // @phpstan-ignore-line } } elseif ((($id3v2_majorversion >= 3) && ($parsedFrame['frame_name'] == 'GEOB')) || // 4.15 GEOB General encapsulated object (($id3v2_majorversion == 2) && ($parsedFrame['frame_name'] == 'GEO'))) { // 4.16 GEO General encapsulated object // There may be more than one 'GEOB' frame in each tag, // but only one with the same content descriptor // <Header for 'General encapsulated object', ID: 'GEOB'> // Text encoding $xx // MIME type <text string> $00 // Filename <text string according to encoding> $00 (00) // Content description <text string according to encoding> $00 (00) // Encapsulated object <binary data> $frame_offset = 0; $frame_textencoding = ord(substr($parsedFrame['data'], $frame_offset++, 1)); $frame_textencoding_terminator = $this->TextEncodingTerminatorLookup($frame_textencoding); if ((($id3v2_majorversion <= 3) && ($frame_textencoding > 1)) || (($id3v2_majorversion == 4) && ($frame_textencoding > 3))) { $this->warning('Invalid text encoding byte ('.$frame_textencoding.') in frame "'.$parsedFrame['frame_name'].'" - defaulting to ISO-8859-1 encoding'); $frame_textencoding_terminator = "\x00"; } $frame_terminatorpos = strpos($parsedFrame['data'], "\x00", $frame_offset); $frame_mimetype = substr($parsedFrame['data'], $frame_offset, $frame_terminatorpos - $frame_offset); if (ord($frame_mimetype) === 0) { $frame_mimetype = ''; } $frame_offset = $frame_terminatorpos + strlen("\x00"); $frame_terminatorpos = strpos($parsedFrame['data'], $frame_textencoding_terminator, $frame_offset); if (ord(substr($parsedFrame['data'], $frame_terminatorpos + strlen($frame_textencoding_terminator), 1)) === 0) { $frame_terminatorpos++; // strpos() fooled because 2nd byte of Unicode chars are often 0x00 } $frame_filename = substr($parsedFrame['data'], $frame_offset, $frame_terminatorpos - $frame_offset); if (ord($frame_filename) === 0) { $frame_filename = ''; } $frame_offset = $frame_terminatorpos + strlen($frame_textencoding_terminator); $frame_terminatorpos = strpos($parsedFrame['data'], $frame_textencoding_terminator, $frame_offset); if (ord(substr($parsedFrame['data'], $frame_terminatorpos + strlen($frame_textencoding_terminator), 1)) === 0) { $frame_terminatorpos++; // strpos() fooled because 2nd byte of Unicode chars are often 0x00 } $parsedFrame['description'] = substr($parsedFrame['data'], $frame_offset, $frame_terminatorpos - $frame_offset); $parsedFrame['description'] = $this->MakeUTF16emptyStringEmpty($parsedFrame['description']); $frame_offset = $frame_terminatorpos + strlen($frame_textencoding_terminator); $parsedFrame['objectdata'] = (string) substr($parsedFrame['data'], $frame_offset); $parsedFrame['encodingid'] = $frame_textencoding; $parsedFrame['encoding'] = $this->TextEncodingNameLookup($frame_textencoding); $parsedFrame['mime'] = $frame_mimetype; $parsedFrame['filename'] = $frame_filename; unset($parsedFrame['data']); } elseif ((($id3v2_majorversion >= 3) && ($parsedFrame['frame_name'] == 'PCNT')) || // 4.16 PCNT Play counter (($id3v2_majorversion == 2) && ($parsedFrame['frame_name'] == 'CNT'))) { // 4.17 CNT Play counter // There may only be one 'PCNT' frame in each tag. // When the counter reaches all one's, one byte is inserted in // front of the counter thus making the counter eight bits bigger // <Header for 'Play counter', ID: 'PCNT'> // Counter $xx xx xx xx (xx ...) $parsedFrame['data'] = getid3_lib::BigEndian2Int($parsedFrame['data']); } elseif ((($id3v2_majorversion >= 3) && ($parsedFrame['frame_name'] == 'POPM')) || // 4.17 POPM Popularimeter (($id3v2_majorversion == 2) && ($parsedFrame['frame_name'] == 'POP'))) { // 4.18 POP Popularimeter // There may be more than one 'POPM' frame in each tag, // but only one with the same email address // <Header for 'Popularimeter', ID: 'POPM'> // Email to user <text string> $00 // Rating $xx // Counter $xx xx xx xx (xx ...) $frame_offset = 0; $frame_terminatorpos = strpos($parsedFrame['data'], "\x00", $frame_offset); $frame_emailaddress = substr($parsedFrame['data'], $frame_offset, $frame_terminatorpos - $frame_offset); if (ord($frame_emailaddress) === 0) { $frame_emailaddress = ''; } $frame_offset = $frame_terminatorpos + strlen("\x00"); $frame_rating = ord(substr($parsedFrame['data'], $frame_offset++, 1)); $parsedFrame['counter'] = getid3_lib::BigEndian2Int(substr($parsedFrame['data'], $frame_offset)); $parsedFrame['email'] = $frame_emailaddress; $parsedFrame['rating'] = $frame_rating; unset($parsedFrame['data']); } elseif ((($id3v2_majorversion >= 3) && ($parsedFrame['frame_name'] == 'RBUF')) || // 4.18 RBUF Recommended buffer size (($id3v2_majorversion == 2) && ($parsedFrame['frame_name'] == 'BUF'))) { // 4.19 BUF Recommended buffer size // There may only be one 'RBUF' frame in each tag // <Header for 'Recommended buffer size', ID: 'RBUF'> // Buffer size $xx xx xx // Embedded info flag %0000000x // Offset to next tag $xx xx xx xx $frame_offset = 0; $parsedFrame['buffersize'] = getid3_lib::BigEndian2Int(substr($parsedFrame['data'], $frame_offset, 3)); $frame_offset += 3; $frame_embeddedinfoflags = getid3_lib::BigEndian2Bin(substr($parsedFrame['data'], $frame_offset++, 1)); $parsedFrame['flags']['embededinfo'] = (bool) substr($frame_embeddedinfoflags, 7, 1); $parsedFrame['nexttagoffset'] = getid3_lib::BigEndian2Int(substr($parsedFrame['data'], $frame_offset, 4)); unset($parsedFrame['data']); } elseif (($id3v2_majorversion == 2) && ($parsedFrame['frame_name'] == 'CRM')) { // 4.20 Encrypted meta frame (ID3v2.2 only) // There may be more than one 'CRM' frame in a tag, // but only one with the same 'owner identifier' // <Header for 'Encrypted meta frame', ID: 'CRM'> // Owner identifier <textstring> $00 (00) // Content/explanation <textstring> $00 (00) // Encrypted datablock <binary data> $frame_offset = 0; $frame_terminatorpos = strpos($parsedFrame['data'], "\x00", $frame_offset); $frame_ownerid = substr($parsedFrame['data'], $frame_offset, $frame_terminatorpos - $frame_offset); $frame_offset = $frame_terminatorpos + strlen("\x00"); $frame_terminatorpos = strpos($parsedFrame['data'], "\x00", $frame_offset); $parsedFrame['description'] = substr($parsedFrame['data'], $frame_offset, $frame_terminatorpos - $frame_offset); $parsedFrame['description'] = $this->MakeUTF16emptyStringEmpty($parsedFrame['description']); $frame_offset = $frame_terminatorpos + strlen("\x00"); $parsedFrame['ownerid'] = $frame_ownerid; $parsedFrame['data'] = (string) substr($parsedFrame['data'], $frame_offset); unset($parsedFrame['data']); } elseif ((($id3v2_majorversion >= 3) && ($parsedFrame['frame_name'] == 'AENC')) || // 4.19 AENC Audio encryption (($id3v2_majorversion == 2) && ($parsedFrame['frame_name'] == 'CRA'))) { // 4.21 CRA Audio encryption // There may be more than one 'AENC' frames in a tag, // but only one with the same 'Owner identifier' // <Header for 'Audio encryption', ID: 'AENC'> // Owner identifier <text string> $00 // Preview start $xx xx // Preview length $xx xx // Encryption info <binary data> $frame_offset = 0; $frame_terminatorpos = strpos($parsedFrame['data'], "\x00", $frame_offset); $frame_ownerid = substr($parsedFrame['data'], $frame_offset, $frame_terminatorpos - $frame_offset); if (ord($frame_ownerid) === 0) { $frame_ownerid = ''; } $frame_offset = $frame_terminatorpos + strlen("\x00"); $parsedFrame['ownerid'] = $frame_ownerid; $parsedFrame['previewstart'] = getid3_lib::BigEndian2Int(substr($parsedFrame['data'], $frame_offset, 2)); $frame_offset += 2; $parsedFrame['previewlength'] = getid3_lib::BigEndian2Int(substr($parsedFrame['data'], $frame_offset, 2)); $frame_offset += 2; $parsedFrame['encryptioninfo'] = (string) substr($parsedFrame['data'], $frame_offset); unset($parsedFrame['data']); } elseif ((($id3v2_majorversion >= 3) && ($parsedFrame['frame_name'] == 'LINK')) || // 4.20 LINK Linked information (($id3v2_majorversion == 2) && ($parsedFrame['frame_name'] == 'LNK'))) { // 4.22 LNK Linked information // There may be more than one 'LINK' frame in a tag, // but only one with the same contents // <Header for 'Linked information', ID: 'LINK'> // ID3v2.3+ => Frame identifier $xx xx xx xx // ID3v2.2 => Frame identifier $xx xx xx // URL <text string> $00 // ID and additional data <text string(s)> $frame_offset = 0; if ($id3v2_majorversion == 2) { $parsedFrame['frameid'] = substr($parsedFrame['data'], $frame_offset, 3); $frame_offset += 3; } else { $parsedFrame['frameid'] = substr($parsedFrame['data'], $frame_offset, 4); $frame_offset += 4; } $frame_terminatorpos = strpos($parsedFrame['data'], "\x00", $frame_offset); $frame_url = substr($parsedFrame['data'], $frame_offset, $frame_terminatorpos - $frame_offset); if (ord($frame_url) === 0) { $frame_url = ''; } $frame_offset = $frame_terminatorpos + strlen("\x00"); $parsedFrame['url'] = $frame_url; $parsedFrame['additionaldata'] = (string) substr($parsedFrame['data'], $frame_offset); if (!empty($parsedFrame['framenameshort']) && $parsedFrame['url']) { $info['id3v2']['comments'][$parsedFrame['framenameshort']][] = getid3_lib::iconv_fallback_iso88591_utf8($parsedFrame['url']); } unset($parsedFrame['data']); } elseif (($id3v2_majorversion >= 3) && ($parsedFrame['frame_name'] == 'POSS')) { // 4.21 POSS Position synchronisation frame (ID3v2.3+ only) // There may only be one 'POSS' frame in each tag // <Head for 'Position synchronisation', ID: 'POSS'> // Time stamp format $xx // Position $xx (xx ...) $frame_offset = 0; $parsedFrame['timestampformat'] = ord(substr($parsedFrame['data'], $frame_offset++, 1)); $parsedFrame['position'] = getid3_lib::BigEndian2Int(substr($parsedFrame['data'], $frame_offset)); unset($parsedFrame['data']); } elseif (($id3v2_majorversion >= 3) && ($parsedFrame['frame_name'] == 'USER')) { // 4.22 USER Terms of use (ID3v2.3+ only) // There may be more than one 'Terms of use' frame in a tag, // but only one with the same 'Language' // <Header for 'Terms of use frame', ID: 'USER'> // Text encoding $xx // Language $xx xx xx // The actual text <text string according to encoding> $frame_offset = 0; $frame_textencoding = ord(substr($parsedFrame['data'], $frame_offset++, 1)); if ((($id3v2_majorversion <= 3) && ($frame_textencoding > 1)) || (($id3v2_majorversion == 4) && ($frame_textencoding > 3))) { $this->warning('Invalid text encoding byte ('.$frame_textencoding.') in frame "'.$parsedFrame['frame_name'].'" - defaulting to ISO-8859-1 encoding'); } $frame_language = substr($parsedFrame['data'], $frame_offset, 3); $frame_offset += 3; $parsedFrame['language'] = $frame_language; $parsedFrame['languagename'] = $this->LanguageLookup($frame_language, false); $parsedFrame['encodingid'] = $frame_textencoding; $parsedFrame['encoding'] = $this->TextEncodingNameLookup($frame_textencoding); $parsedFrame['data'] = (string) substr($parsedFrame['data'], $frame_offset); $parsedFrame['data'] = $this->RemoveStringTerminator($parsedFrame['data'], $this->TextEncodingTerminatorLookup($frame_textencoding)); if (!empty($parsedFrame['framenameshort']) && !empty($parsedFrame['data'])) { $info['id3v2']['comments'][$parsedFrame['framenameshort']][] = getid3_lib::iconv_fallback($parsedFrame['encoding'], $info['id3v2']['encoding'], $parsedFrame['data']); } unset($parsedFrame['data']); } elseif (($id3v2_majorversion >= 3) && ($parsedFrame['frame_name'] == 'OWNE')) { // 4.23 OWNE Ownership frame (ID3v2.3+ only) // There may only be one 'OWNE' frame in a tag // <Header for 'Ownership frame', ID: 'OWNE'> // Text encoding $xx // Price paid <text string> $00 // Date of purch. <text string> // Seller <text string according to encoding> $frame_offset = 0; $frame_textencoding = ord(substr($parsedFrame['data'], $frame_offset++, 1)); if ((($id3v2_majorversion <= 3) && ($frame_textencoding > 1)) || (($id3v2_majorversion == 4) && ($frame_textencoding > 3))) { $this->warning('Invalid text encoding byte ('.$frame_textencoding.') in frame "'.$parsedFrame['frame_name'].'" - defaulting to ISO-8859-1 encoding'); } $parsedFrame['encodingid'] = $frame_textencoding; $parsedFrame['encoding'] = $this->TextEncodingNameLookup($frame_textencoding); $frame_terminatorpos = strpos($parsedFrame['data'], "\x00", $frame_offset); $frame_pricepaid = substr($parsedFrame['data'], $frame_offset, $frame_terminatorpos - $frame_offset); $frame_offset = $frame_terminatorpos + strlen("\x00"); $parsedFrame['pricepaid']['currencyid'] = substr($frame_pricepaid, 0, 3); $parsedFrame['pricepaid']['currency'] = $this->LookupCurrencyUnits($parsedFrame['pricepaid']['currencyid']); $parsedFrame['pricepaid']['value'] = substr($frame_pricepaid, 3); $parsedFrame['purchasedate'] = substr($parsedFrame['data'], $frame_offset, 8); if ($this->IsValidDateStampString($parsedFrame['purchasedate'])) { $parsedFrame['purchasedateunix'] = mktime (0, 0, 0, substr($parsedFrame['purchasedate'], 4, 2), substr($parsedFrame['purchasedate'], 6, 2), substr($parsedFrame['purchasedate'], 0, 4)); } $frame_offset += 8; $parsedFrame['seller'] = (string) substr($parsedFrame['data'], $frame_offset); $parsedFrame['seller'] = $this->RemoveStringTerminator($parsedFrame['seller'], $this->TextEncodingTerminatorLookup($frame_textencoding)); unset($parsedFrame['data']); } elseif (($id3v2_majorversion >= 3) && ($parsedFrame['frame_name'] == 'COMR')) { // 4.24 COMR Commercial frame (ID3v2.3+ only) // There may be more than one 'commercial frame' in a tag, // but no two may be identical // <Header for 'Commercial frame', ID: 'COMR'> // Text encoding $xx // Price string <text string> $00 // Valid until <text string> // Contact URL <text string> $00 // Received as $xx // Name of seller <text string according to encoding> $00 (00) // Description <text string according to encoding> $00 (00) // Picture MIME type <string> $00 // Seller logo <binary data> $frame_offset = 0; $frame_textencoding = ord(substr($parsedFrame['data'], $frame_offset++, 1)); $frame_textencoding_terminator = $this->TextEncodingTerminatorLookup($frame_textencoding); if ((($id3v2_majorversion <= 3) && ($frame_textencoding > 1)) || (($id3v2_majorversion == 4) && ($frame_textencoding > 3))) { $this->warning('Invalid text encoding byte ('.$frame_textencoding.') in frame "'.$parsedFrame['frame_name'].'" - defaulting to ISO-8859-1 encoding'); $frame_textencoding_terminator = "\x00"; } $frame_terminatorpos = strpos($parsedFrame['data'], "\x00", $frame_offset); $frame_pricestring = substr($parsedFrame['data'], $frame_offset, $frame_terminatorpos - $frame_offset); $frame_offset = $frame_terminatorpos + strlen("\x00"); $frame_rawpricearray = explode('/', $frame_pricestring); foreach ($frame_rawpricearray as $key => $val) { $frame_currencyid = substr($val, 0, 3); $parsedFrame['price'][$frame_currencyid]['currency'] = $this->LookupCurrencyUnits($frame_currencyid); $parsedFrame['price'][$frame_currencyid]['value'] = substr($val, 3); } $frame_datestring = substr($parsedFrame['data'], $frame_offset, 8); $frame_offset += 8; $frame_terminatorpos = strpos($parsedFrame['data'], "\x00", $frame_offset); $frame_contacturl = substr($parsedFrame['data'], $frame_offset, $frame_terminatorpos - $frame_offset); $frame_offset = $frame_terminatorpos + strlen("\x00"); $frame_receivedasid = ord(substr($parsedFrame['data'], $frame_offset++, 1)); $frame_terminatorpos = strpos($parsedFrame['data'], $frame_textencoding_terminator, $frame_offset); if (ord(substr($parsedFrame['data'], $frame_terminatorpos + strlen($frame_textencoding_terminator), 1)) === 0) { $frame_terminatorpos++; // strpos() fooled because 2nd byte of Unicode chars are often 0x00 } $frame_sellername = substr($parsedFrame['data'], $frame_offset, $frame_terminatorpos - $frame_offset); if (ord($frame_sellername) === 0) { $frame_sellername = ''; } $frame_offset = $frame_terminatorpos + strlen($frame_textencoding_terminator); $frame_terminatorpos = strpos($parsedFrame['data'], $frame_textencoding_terminator, $frame_offset); if (ord(substr($parsedFrame['data'], $frame_terminatorpos + strlen($frame_textencoding_terminator), 1)) === 0) { $frame_terminatorpos++; // strpos() fooled because 2nd byte of Unicode chars are often 0x00 } $parsedFrame['description'] = substr($parsedFrame['data'], $frame_offset, $frame_terminatorpos - $frame_offset); $parsedFrame['description'] = $this->MakeUTF16emptyStringEmpty($parsedFrame['description']); $frame_offset = $frame_terminatorpos + strlen($frame_textencoding_terminator); $frame_terminatorpos = strpos($parsedFrame['data'], "\x00", $frame_offset); $frame_mimetype = substr($parsedFrame['data'], $frame_offset, $frame_terminatorpos - $frame_offset); $frame_offset = $frame_terminatorpos + strlen("\x00"); $frame_sellerlogo = substr($parsedFrame['data'], $frame_offset); $parsedFrame['encodingid'] = $frame_textencoding; $parsedFrame['encoding'] = $this->TextEncodingNameLookup($frame_textencoding); $parsedFrame['pricevaliduntil'] = $frame_datestring; $parsedFrame['contacturl'] = $frame_contacturl; $parsedFrame['receivedasid'] = $frame_receivedasid; $parsedFrame['receivedas'] = $this->COMRReceivedAsLookup($frame_receivedasid); $parsedFrame['sellername'] = $frame_sellername; $parsedFrame['mime'] = $frame_mimetype; $parsedFrame['logo'] = $frame_sellerlogo; unset($parsedFrame['data']); } elseif (($id3v2_majorversion >= 3) && ($parsedFrame['frame_name'] == 'ENCR')) { // 4.25 ENCR Encryption method registration (ID3v2.3+ only) // There may be several 'ENCR' frames in a tag, // but only one containing the same symbol // and only one containing the same owner identifier // <Header for 'Encryption method registration', ID: 'ENCR'> // Owner identifier <text string> $00 // Method symbol $xx // Encryption data <binary data> $frame_offset = 0; $frame_terminatorpos = strpos($parsedFrame['data'], "\x00", $frame_offset); $frame_ownerid = substr($parsedFrame['data'], $frame_offset, $frame_terminatorpos - $frame_offset); if (ord($frame_ownerid) === 0) { $frame_ownerid = ''; } $frame_offset = $frame_terminatorpos + strlen("\x00"); $parsedFrame['ownerid'] = $frame_ownerid; $parsedFrame['methodsymbol'] = ord(substr($parsedFrame['data'], $frame_offset++, 1)); $parsedFrame['data'] = (string) substr($parsedFrame['data'], $frame_offset); } elseif (($id3v2_majorversion >= 3) && ($parsedFrame['frame_name'] == 'GRID')) { // 4.26 GRID Group identification registration (ID3v2.3+ only) // There may be several 'GRID' frames in a tag, // but only one containing the same symbol // and only one containing the same owner identifier // <Header for 'Group ID registration', ID: 'GRID'> // Owner identifier <text string> $00 // Group symbol $xx // Group dependent data <binary data> $frame_offset = 0; $frame_terminatorpos = strpos($parsedFrame['data'], "\x00", $frame_offset); $frame_ownerid = substr($parsedFrame['data'], $frame_offset, $frame_terminatorpos - $frame_offset); if (ord($frame_ownerid) === 0) { $frame_ownerid = ''; } $frame_offset = $frame_terminatorpos + strlen("\x00"); $parsedFrame['ownerid'] = $frame_ownerid; $parsedFrame['groupsymbol'] = ord(substr($parsedFrame['data'], $frame_offset++, 1)); $parsedFrame['data'] = (string) substr($parsedFrame['data'], $frame_offset); } elseif (($id3v2_majorversion >= 3) && ($parsedFrame['frame_name'] == 'PRIV')) { // 4.27 PRIV Private frame (ID3v2.3+ only) // The tag may contain more than one 'PRIV' frame // but only with different contents // <Header for 'Private frame', ID: 'PRIV'> // Owner identifier <text string> $00 // The private data <binary data> $frame_offset = 0; $frame_terminatorpos = strpos($parsedFrame['data'], "\x00", $frame_offset); $frame_ownerid = substr($parsedFrame['data'], $frame_offset, $frame_terminatorpos - $frame_offset); if (ord($frame_ownerid) === 0) { $frame_ownerid = ''; } $frame_offset = $frame_terminatorpos + strlen("\x00"); $parsedFrame['ownerid'] = $frame_ownerid; $parsedFrame['data'] = (string) substr($parsedFrame['data'], $frame_offset); } elseif (($id3v2_majorversion >= 4) && ($parsedFrame['frame_name'] == 'SIGN')) { // 4.28 SIGN Signature frame (ID3v2.4+ only) // There may be more than one 'signature frame' in a tag, // but no two may be identical // <Header for 'Signature frame', ID: 'SIGN'> // Group symbol $xx // Signature <binary data> $frame_offset = 0; $parsedFrame['groupsymbol'] = ord(substr($parsedFrame['data'], $frame_offset++, 1)); $parsedFrame['data'] = (string) substr($parsedFrame['data'], $frame_offset); } elseif (($id3v2_majorversion >= 4) && ($parsedFrame['frame_name'] == 'SEEK')) { // 4.29 SEEK Seek frame (ID3v2.4+ only) // There may only be one 'seek frame' in a tag // <Header for 'Seek frame', ID: 'SEEK'> // Minimum offset to next tag $xx xx xx xx $frame_offset = 0; $parsedFrame['data'] = getid3_lib::BigEndian2Int(substr($parsedFrame['data'], $frame_offset, 4)); } elseif (($id3v2_majorversion >= 4) && ($parsedFrame['frame_name'] == 'ASPI')) { // 4.30 ASPI Audio seek point index (ID3v2.4+ only) // There may only be one 'audio seek point index' frame in a tag // <Header for 'Seek Point Index', ID: 'ASPI'> // Indexed data start (S) $xx xx xx xx // Indexed data length (L) $xx xx xx xx // Number of index points (N) $xx xx // Bits per index point (b) $xx // Then for every index point the following data is included: // Fraction at index (Fi) $xx (xx) $frame_offset = 0; $parsedFrame['datastart'] = getid3_lib::BigEndian2Int(substr($parsedFrame['data'], $frame_offset, 4)); $frame_offset += 4; $parsedFrame['indexeddatalength'] = getid3_lib::BigEndian2Int(substr($parsedFrame['data'], $frame_offset, 4)); $frame_offset += 4; $parsedFrame['indexpoints'] = getid3_lib::BigEndian2Int(substr($parsedFrame['data'], $frame_offset, 2)); $frame_offset += 2; $parsedFrame['bitsperpoint'] = ord(substr($parsedFrame['data'], $frame_offset++, 1)); $frame_bytesperpoint = ceil($parsedFrame['bitsperpoint'] / 8); for ($i = 0; $i < $parsedFrame['indexpoints']; $i++) { $parsedFrame['indexes'][$i] = getid3_lib::BigEndian2Int(substr($parsedFrame['data'], $frame_offset, $frame_bytesperpoint)); $frame_offset += $frame_bytesperpoint; } unset($parsedFrame['data']); } elseif (($id3v2_majorversion >= 3) && ($parsedFrame['frame_name'] == 'RGAD')) { // Replay Gain Adjustment // http://privatewww.essex.ac.uk/~djmrob/replaygain/file_format_id3v2.html // There may only be one 'RGAD' frame in a tag // <Header for 'Replay Gain Adjustment', ID: 'RGAD'> // Peak Amplitude $xx $xx $xx $xx // Radio Replay Gain Adjustment %aaabbbcd %dddddddd // Audiophile Replay Gain Adjustment %aaabbbcd %dddddddd // a - name code // b - originator code // c - sign bit // d - replay gain adjustment $frame_offset = 0; $parsedFrame['peakamplitude'] = getid3_lib::BigEndian2Float(substr($parsedFrame['data'], $frame_offset, 4)); $frame_offset += 4; foreach (array('track','album') as $rgad_entry_type) { $rg_adjustment_word = getid3_lib::BigEndian2Int(substr($parsedFrame['data'], $frame_offset, 2)); $frame_offset += 2; $parsedFrame['raw'][$rgad_entry_type]['name'] = ($rg_adjustment_word & 0xE000) >> 13; $parsedFrame['raw'][$rgad_entry_type]['originator'] = ($rg_adjustment_word & 0x1C00) >> 10; $parsedFrame['raw'][$rgad_entry_type]['signbit'] = ($rg_adjustment_word & 0x0200) >> 9; $parsedFrame['raw'][$rgad_entry_type]['adjustment'] = ($rg_adjustment_word & 0x0100); } $parsedFrame['track']['name'] = getid3_lib::RGADnameLookup($parsedFrame['raw']['track']['name']); $parsedFrame['track']['originator'] = getid3_lib::RGADoriginatorLookup($parsedFrame['raw']['track']['originator']); $parsedFrame['track']['adjustment'] = getid3_lib::RGADadjustmentLookup($parsedFrame['raw']['track']['adjustment'], $parsedFrame['raw']['track']['signbit']); $parsedFrame['album']['name'] = getid3_lib::RGADnameLookup($parsedFrame['raw']['album']['name']); $parsedFrame['album']['originator'] = getid3_lib::RGADoriginatorLookup($parsedFrame['raw']['album']['originator']); $parsedFrame['album']['adjustment'] = getid3_lib::RGADadjustmentLookup($parsedFrame['raw']['album']['adjustment'], $parsedFrame['raw']['album']['signbit']); $info['replay_gain']['track']['peak'] = $parsedFrame['peakamplitude']; $info['replay_gain']['track']['originator'] = $parsedFrame['track']['originator']; $info['replay_gain']['track']['adjustment'] = $parsedFrame['track']['adjustment']; $info['replay_gain']['album']['originator'] = $parsedFrame['album']['originator']; $info['replay_gain']['album']['adjustment'] = $parsedFrame['album']['adjustment']; unset($parsedFrame['data']); } elseif (($id3v2_majorversion >= 3) && ($parsedFrame['frame_name'] == 'CHAP')) { // CHAP Chapters frame (ID3v2.3+ only) // http://id3.org/id3v2-chapters-1.0 // <ID3v2.3 or ID3v2.4 frame header, ID: "CHAP"> (10 bytes) // Element ID <text string> $00 // Start time $xx xx xx xx // End time $xx xx xx xx // Start offset $xx xx xx xx // End offset $xx xx xx xx // <Optional embedded sub-frames> $frame_offset = 0; @list($parsedFrame['element_id']) = explode("\x00", $parsedFrame['data'], 2); $frame_offset += strlen($parsedFrame['element_id']."\x00"); $parsedFrame['time_begin'] = getid3_lib::BigEndian2Int(substr($parsedFrame['data'], $frame_offset, 4)); $frame_offset += 4; $parsedFrame['time_end'] = getid3_lib::BigEndian2Int(substr($parsedFrame['data'], $frame_offset, 4)); $frame_offset += 4; if (substr($parsedFrame['data'], $frame_offset, 4) != "\xFF\xFF\xFF\xFF") { // "If these bytes are all set to 0xFF then the value should be ignored and the start time value should be utilized." $parsedFrame['offset_begin'] = getid3_lib::BigEndian2Int(substr($parsedFrame['data'], $frame_offset, 4)); } $frame_offset += 4; if (substr($parsedFrame['data'], $frame_offset, 4) != "\xFF\xFF\xFF\xFF") { // "If these bytes are all set to 0xFF then the value should be ignored and the start time value should be utilized." $parsedFrame['offset_end'] = getid3_lib::BigEndian2Int(substr($parsedFrame['data'], $frame_offset, 4)); } $frame_offset += 4; if ($frame_offset < strlen($parsedFrame['data'])) { $parsedFrame['subframes'] = array(); while ($frame_offset < strlen($parsedFrame['data'])) { // <Optional embedded sub-frames> $subframe = array(); $subframe['name'] = substr($parsedFrame['data'], $frame_offset, 4); $frame_offset += 4; $subframe['size'] = getid3_lib::BigEndian2Int(substr($parsedFrame['data'], $frame_offset, 4)); $frame_offset += 4; $subframe['flags_raw'] = getid3_lib::BigEndian2Int(substr($parsedFrame['data'], $frame_offset, 2)); $frame_offset += 2; if ($subframe['size'] > (strlen($parsedFrame['data']) - $frame_offset)) { $this->warning('CHAP subframe "'.$subframe['name'].'" at frame offset '.$frame_offset.' claims to be "'.$subframe['size'].'" bytes, which is more than the available data ('.(strlen($parsedFrame['data']) - $frame_offset).' bytes)'); break; } $subframe_rawdata = substr($parsedFrame['data'], $frame_offset, $subframe['size']); $frame_offset += $subframe['size']; $subframe['encodingid'] = ord(substr($subframe_rawdata, 0, 1)); $subframe['text'] = substr($subframe_rawdata, 1); $subframe['encoding'] = $this->TextEncodingNameLookup($subframe['encodingid']); $encoding_converted_text = trim(getid3_lib::iconv_fallback($subframe['encoding'], $info['encoding'], $subframe['text'])); switch (substr($encoding_converted_text, 0, 2)) { case "\xFF\xFE": case "\xFE\xFF": switch (strtoupper($info['id3v2']['encoding'])) { case 'ISO-8859-1': case 'UTF-8': $encoding_converted_text = substr($encoding_converted_text, 2); // remove unwanted byte-order-marks break; default: // ignore break; } break; default: // do not remove BOM break; } switch ($subframe['name']) { case 'TIT2': $parsedFrame['chapter_name'] = $encoding_converted_text; $parsedFrame['subframes'][] = $subframe; break; case 'TIT3': $parsedFrame['chapter_description'] = $encoding_converted_text; $parsedFrame['subframes'][] = $subframe; break; case 'WXXX': @list($subframe['chapter_url_description'], $subframe['chapter_url']) = explode("\x00", $encoding_converted_text, 2); $parsedFrame['chapter_url'][$subframe['chapter_url_description']] = $subframe['chapter_url']; $parsedFrame['subframes'][] = $subframe; break; case 'APIC': if (preg_match('#^([^\\x00]+)*\\x00(.)([^\\x00]+)*\\x00(.+)$#s', $subframe['text'], $matches)) { list($dummy, $subframe_apic_mime, $subframe_apic_picturetype, $subframe_apic_description, $subframe_apic_picturedata) = $matches; $subframe['image_mime'] = trim(getid3_lib::iconv_fallback($subframe['encoding'], $info['encoding'], $subframe_apic_mime)); $subframe['picture_type'] = $this->APICPictureTypeLookup($subframe_apic_picturetype); $subframe['description'] = trim(getid3_lib::iconv_fallback($subframe['encoding'], $info['encoding'], $subframe_apic_description)); if (strlen($this->TextEncodingTerminatorLookup($subframe['encoding'])) == 2) { // the null terminator between "description" and "picture data" could be either 1 byte (ISO-8859-1, UTF-8) or two bytes (UTF-16) // the above regex assumes one byte, if it's actually two then strip the second one here $subframe_apic_picturedata = substr($subframe_apic_picturedata, 1); } $subframe['data'] = $subframe_apic_picturedata; unset($dummy, $subframe_apic_mime, $subframe_apic_picturetype, $subframe_apic_description, $subframe_apic_picturedata); unset($subframe['text'], $parsedFrame['text']); $parsedFrame['subframes'][] = $subframe; $parsedFrame['picture_present'] = true; } else { $this->warning('ID3v2.CHAP subframe #'.(count($parsedFrame['subframes']) + 1).' "'.$subframe['name'].'" not in expected format'); } break; default: $this->warning('ID3v2.CHAP subframe "'.$subframe['name'].'" not handled (supported: TIT2, TIT3, WXXX, APIC)'); break; } } unset($subframe_rawdata, $subframe, $encoding_converted_text); unset($parsedFrame['data']); // debatable whether this this be here, without it the returned structure may contain a large amount of duplicate data if chapters contain APIC } $id3v2_chapter_entry = array(); foreach (array('id', 'time_begin', 'time_end', 'offset_begin', 'offset_end', 'chapter_name', 'chapter_description', 'chapter_url', 'picture_present') as $id3v2_chapter_key) { if (isset($parsedFrame[$id3v2_chapter_key])) { $id3v2_chapter_entry[$id3v2_chapter_key] = $parsedFrame[$id3v2_chapter_key]; } } if (!isset($info['id3v2']['chapters'])) { $info['id3v2']['chapters'] = array(); } $info['id3v2']['chapters'][] = $id3v2_chapter_entry; unset($id3v2_chapter_entry, $id3v2_chapter_key); } elseif (($id3v2_majorversion >= 3) && ($parsedFrame['frame_name'] == 'CTOC')) { // CTOC Chapters Table Of Contents frame (ID3v2.3+ only) // http://id3.org/id3v2-chapters-1.0 // <ID3v2.3 or ID3v2.4 frame header, ID: "CTOC"> (10 bytes) // Element ID <text string> $00 // CTOC flags %xx // Entry count $xx // Child Element ID <string>$00 /* zero or more child CHAP or CTOC entries */ // <Optional embedded sub-frames> $frame_offset = 0; @list($parsedFrame['element_id']) = explode("\x00", $parsedFrame['data'], 2); $frame_offset += strlen($parsedFrame['element_id']."\x00"); $ctoc_flags_raw = ord(substr($parsedFrame['data'], $frame_offset, 1)); $frame_offset += 1; $parsedFrame['entry_count'] = ord(substr($parsedFrame['data'], $frame_offset, 1)); $frame_offset += 1; $terminator_position = null; for ($i = 0; $i < $parsedFrame['entry_count']; $i++) { $terminator_position = strpos($parsedFrame['data'], "\x00", $frame_offset); $parsedFrame['child_element_ids'][$i] = substr($parsedFrame['data'], $frame_offset, $terminator_position - $frame_offset); $frame_offset = $terminator_position + 1; } $parsedFrame['ctoc_flags']['ordered'] = (bool) ($ctoc_flags_raw & 0x01); $parsedFrame['ctoc_flags']['top_level'] = (bool) ($ctoc_flags_raw & 0x03); unset($ctoc_flags_raw, $terminator_position); if ($frame_offset < strlen($parsedFrame['data'])) { $parsedFrame['subframes'] = array(); while ($frame_offset < strlen($parsedFrame['data'])) { // <Optional embedded sub-frames> $subframe = array(); $subframe['name'] = substr($parsedFrame['data'], $frame_offset, 4); $frame_offset += 4; $subframe['size'] = getid3_lib::BigEndian2Int(substr($parsedFrame['data'], $frame_offset, 4)); $frame_offset += 4; $subframe['flags_raw'] = getid3_lib::BigEndian2Int(substr($parsedFrame['data'], $frame_offset, 2)); $frame_offset += 2; if ($subframe['size'] > (strlen($parsedFrame['data']) - $frame_offset)) { $this->warning('CTOS subframe "'.$subframe['name'].'" at frame offset '.$frame_offset.' claims to be "'.$subframe['size'].'" bytes, which is more than the available data ('.(strlen($parsedFrame['data']) - $frame_offset).' bytes)'); break; } $subframe_rawdata = substr($parsedFrame['data'], $frame_offset, $subframe['size']); $frame_offset += $subframe['size']; $subframe['encodingid'] = ord(substr($subframe_rawdata, 0, 1)); $subframe['text'] = substr($subframe_rawdata, 1); $subframe['encoding'] = $this->TextEncodingNameLookup($subframe['encodingid']); $encoding_converted_text = trim(getid3_lib::iconv_fallback($subframe['encoding'], $info['encoding'], $subframe['text']));; switch (substr($encoding_converted_text, 0, 2)) { case "\xFF\xFE": case "\xFE\xFF": switch (strtoupper($info['id3v2']['encoding'])) { case 'ISO-8859-1': case 'UTF-8': $encoding_converted_text = substr($encoding_converted_text, 2); // remove unwanted byte-order-marks break; default: // ignore break; } break; default: // do not remove BOM break; } if (($subframe['name'] == 'TIT2') || ($subframe['name'] == 'TIT3')) { if ($subframe['name'] == 'TIT2') { $parsedFrame['toc_name'] = $encoding_converted_text; } elseif ($subframe['name'] == 'TIT3') { $parsedFrame['toc_description'] = $encoding_converted_text; } $parsedFrame['subframes'][] = $subframe; } else { $this->warning('ID3v2.CTOC subframe "'.$subframe['name'].'" not handled (only TIT2 and TIT3)'); } } unset($subframe_rawdata, $subframe, $encoding_converted_text); } } return true; } /** * @param string $data * * @return string */ public function DeUnsynchronise($data) { return str_replace("\xFF\x00", "\xFF", $data); } /** * @param int $index * * @return string */ public function LookupExtendedHeaderRestrictionsTagSizeLimits($index) { static $LookupExtendedHeaderRestrictionsTagSizeLimits = array( 0x00 => 'No more than 128 frames and 1 MB total tag size', 0x01 => 'No more than 64 frames and 128 KB total tag size', 0x02 => 'No more than 32 frames and 40 KB total tag size', 0x03 => 'No more than 32 frames and 4 KB total tag size', ); return (isset($LookupExtendedHeaderRestrictionsTagSizeLimits[$index]) ? $LookupExtendedHeaderRestrictionsTagSizeLimits[$index] : ''); } /** * @param int $index * * @return string */ public function LookupExtendedHeaderRestrictionsTextEncodings($index) { static $LookupExtendedHeaderRestrictionsTextEncodings = array( 0x00 => 'No restrictions', 0x01 => 'Strings are only encoded with ISO-8859-1 or UTF-8', ); return (isset($LookupExtendedHeaderRestrictionsTextEncodings[$index]) ? $LookupExtendedHeaderRestrictionsTextEncodings[$index] : ''); } /** * @param int $index * * @return string */ public function LookupExtendedHeaderRestrictionsTextFieldSize($index) { static $LookupExtendedHeaderRestrictionsTextFieldSize = array( 0x00 => 'No restrictions', 0x01 => 'No string is longer than 1024 characters', 0x02 => 'No string is longer than 128 characters', 0x03 => 'No string is longer than 30 characters', ); return (isset($LookupExtendedHeaderRestrictionsTextFieldSize[$index]) ? $LookupExtendedHeaderRestrictionsTextFieldSize[$index] : ''); } /** * @param int $index * * @return string */ public function LookupExtendedHeaderRestrictionsImageEncoding($index) { static $LookupExtendedHeaderRestrictionsImageEncoding = array( 0x00 => 'No restrictions', 0x01 => 'Images are encoded only with PNG or JPEG', ); return (isset($LookupExtendedHeaderRestrictionsImageEncoding[$index]) ? $LookupExtendedHeaderRestrictionsImageEncoding[$index] : ''); } /** * @param int $index * * @return string */ public function LookupExtendedHeaderRestrictionsImageSizeSize($index) { static $LookupExtendedHeaderRestrictionsImageSizeSize = array( 0x00 => 'No restrictions', 0x01 => 'All images are 256x256 pixels or smaller', 0x02 => 'All images are 64x64 pixels or smaller', 0x03 => 'All images are exactly 64x64 pixels, unless required otherwise', ); return (isset($LookupExtendedHeaderRestrictionsImageSizeSize[$index]) ? $LookupExtendedHeaderRestrictionsImageSizeSize[$index] : ''); } /** * @param string $currencyid * * @return string */ public function LookupCurrencyUnits($currencyid) { $begin = __LINE__; /** This is not a comment! AED Dirhams AFA Afghanis ALL Leke AMD Drams ANG Guilders AOA Kwanza ARS Pesos ATS Schillings AUD Dollars AWG Guilders AZM Manats BAM Convertible Marka BBD Dollars BDT Taka BEF Francs BGL Leva BHD Dinars BIF Francs BMD Dollars BND Dollars BOB Bolivianos BRL Brazil Real BSD Dollars BTN Ngultrum BWP Pulas BYR Rubles BZD Dollars CAD Dollars CDF Congolese Francs CHF Francs CLP Pesos CNY Yuan Renminbi COP Pesos CRC Colones CUP Pesos CVE Escudos CYP Pounds CZK Koruny DEM Deutsche Marks DJF Francs DKK Kroner DOP Pesos DZD Algeria Dinars EEK Krooni EGP Pounds ERN Nakfa ESP Pesetas ETB Birr EUR Euro FIM Markkaa FJD Dollars FKP Pounds FRF Francs GBP Pounds GEL Lari GGP Pounds GHC Cedis GIP Pounds GMD Dalasi GNF Francs GRD Drachmae GTQ Quetzales GYD Dollars HKD Dollars HNL Lempiras HRK Kuna HTG Gourdes HUF Forints IDR Rupiahs IEP Pounds ILS New Shekels IMP Pounds INR Rupees IQD Dinars IRR Rials ISK Kronur ITL Lire JEP Pounds JMD Dollars JOD Dinars JPY Yen KES Shillings KGS Soms KHR Riels KMF Francs KPW Won KWD Dinars KYD Dollars KZT Tenge LAK Kips LBP Pounds LKR Rupees LRD Dollars LSL Maloti LTL Litai LUF Francs LVL Lati LYD Dinars MAD Dirhams MDL Lei MGF Malagasy Francs MKD Denars MMK Kyats MNT Tugriks MOP Patacas MRO Ouguiyas MTL Liri MUR Rupees MVR Rufiyaa MWK Kwachas MXN Pesos MYR Ringgits MZM Meticais NAD Dollars NGN Nairas NIO Gold Cordobas NLG Guilders NOK Krone NPR Nepal Rupees NZD Dollars OMR Rials PAB Balboa PEN Nuevos Soles PGK Kina PHP Pesos PKR Rupees PLN Zlotych PTE Escudos PYG Guarani QAR Rials ROL Lei RUR Rubles RWF Rwanda Francs SAR Riyals SBD Dollars SCR Rupees SDD Dinars SEK Kronor SGD Dollars SHP Pounds SIT Tolars SKK Koruny SLL Leones SOS Shillings SPL Luigini SRG Guilders STD Dobras SVC Colones SYP Pounds SZL Emalangeni THB Baht TJR Rubles TMM Manats TND Dinars TOP Pa'anga TRL Liras (old) TRY Liras TTD Dollars TVD Tuvalu Dollars TWD New Dollars TZS Shillings UAH Hryvnia UGX Shillings USD Dollars UYU Pesos UZS Sums VAL Lire VEB Bolivares VND Dong VUV Vatu WST Tala XAF Francs XAG Ounces XAU Ounces XCD Dollars XDR Special Drawing Rights XPD Ounces XPF Francs XPT Ounces YER Rials YUM New Dinars ZAR Rand ZMK Kwacha ZWD Zimbabwe Dollars */ return getid3_lib::EmbeddedLookup($currencyid, $begin, __LINE__, __FILE__, 'id3v2-currency-units'); } /** * @param string $currencyid * * @return string */ public function LookupCurrencyCountry($currencyid) { $begin = __LINE__; /** This is not a comment! AED United Arab Emirates AFA Afghanistan ALL Albania AMD Armenia ANG Netherlands Antilles AOA Angola ARS Argentina ATS Austria AUD Australia AWG Aruba AZM Azerbaijan BAM Bosnia and Herzegovina BBD Barbados BDT Bangladesh BEF Belgium BGL Bulgaria BHD Bahrain BIF Burundi BMD Bermuda BND Brunei Darussalam BOB Bolivia BRL Brazil BSD Bahamas BTN Bhutan BWP Botswana BYR Belarus BZD Belize CAD Canada CDF Congo/Kinshasa CHF Switzerland CLP Chile CNY China COP Colombia CRC Costa Rica CUP Cuba CVE Cape Verde CYP Cyprus CZK Czech Republic DEM Germany DJF Djibouti DKK Denmark DOP Dominican Republic DZD Algeria EEK Estonia EGP Egypt ERN Eritrea ESP Spain ETB Ethiopia EUR Euro Member Countries FIM Finland FJD Fiji FKP Falkland Islands (Malvinas) FRF France GBP United Kingdom GEL Georgia GGP Guernsey GHC Ghana GIP Gibraltar GMD Gambia GNF Guinea GRD Greece GTQ Guatemala GYD Guyana HKD Hong Kong HNL Honduras HRK Croatia HTG Haiti HUF Hungary IDR Indonesia IEP Ireland (Eire) ILS Israel IMP Isle of Man INR India IQD Iraq IRR Iran ISK Iceland ITL Italy JEP Jersey JMD Jamaica JOD Jordan JPY Japan KES Kenya KGS Kyrgyzstan KHR Cambodia KMF Comoros KPW Korea KWD Kuwait KYD Cayman Islands KZT Kazakstan LAK Laos LBP Lebanon LKR Sri Lanka LRD Liberia LSL Lesotho LTL Lithuania LUF Luxembourg LVL Latvia LYD Libya MAD Morocco MDL Moldova MGF Madagascar MKD Macedonia MMK Myanmar (Burma) MNT Mongolia MOP Macau MRO Mauritania MTL Malta MUR Mauritius MVR Maldives (Maldive Islands) MWK Malawi MXN Mexico MYR Malaysia MZM Mozambique NAD Namibia NGN Nigeria NIO Nicaragua NLG Netherlands (Holland) NOK Norway NPR Nepal NZD New Zealand OMR Oman PAB Panama PEN Peru PGK Papua New Guinea PHP Philippines PKR Pakistan PLN Poland PTE Portugal PYG Paraguay QAR Qatar ROL Romania RUR Russia RWF Rwanda SAR Saudi Arabia SBD Solomon Islands SCR Seychelles SDD Sudan SEK Sweden SGD Singapore SHP Saint Helena SIT Slovenia SKK Slovakia SLL Sierra Leone SOS Somalia SPL Seborga SRG Suriname STD São Tome and Principe SVC El Salvador SYP Syria SZL Swaziland THB Thailand TJR Tajikistan TMM Turkmenistan TND Tunisia TOP Tonga TRL Turkey TRY Turkey TTD Trinidad and Tobago TVD Tuvalu TWD Taiwan TZS Tanzania UAH Ukraine UGX Uganda USD United States of America UYU Uruguay UZS Uzbekistan VAL Vatican City VEB Venezuela VND Viet Nam VUV Vanuatu WST Samoa XAF Communauté Financière Africaine XAG Silver XAU Gold XCD East Caribbean XDR International Monetary Fund XPD Palladium XPF Comptoirs Français du Pacifique XPT Platinum YER Yemen YUM Yugoslavia ZAR South Africa ZMK Zambia ZWD Zimbabwe */ return getid3_lib::EmbeddedLookup($currencyid, $begin, __LINE__, __FILE__, 'id3v2-currency-country'); } /** * @param string $languagecode * @param bool $casesensitive * * @return string */ public static function LanguageLookup($languagecode, $casesensitive=false) { if (!$casesensitive) { $languagecode = strtolower($languagecode); } // http://www.id3.org/id3v2.4.0-structure.txt // [4. ID3v2 frame overview] // The three byte language field, present in several frames, is used to // describe the language of the frame's content, according to ISO-639-2 // [ISO-639-2]. The language should be represented in lower case. If the // language is not known the string "XXX" should be used. // ISO 639-2 - http://www.id3.org/iso639-2.html $begin = __LINE__; /** This is not a comment! XXX unknown xxx unknown aar Afar abk Abkhazian ace Achinese ach Acoli ada Adangme afa Afro-Asiatic (Other) afh Afrihili afr Afrikaans aka Akan akk Akkadian alb Albanian ale Aleut alg Algonquian Languages amh Amharic ang English, Old (ca. 450-1100) apa Apache Languages ara Arabic arc Aramaic arm Armenian arn Araucanian arp Arapaho art Artificial (Other) arw Arawak asm Assamese ath Athapascan Languages ava Avaric ave Avestan awa Awadhi aym Aymara aze Azerbaijani bad Banda bai Bamileke Languages bak Bashkir bal Baluchi bam Bambara ban Balinese baq Basque bas Basa bat Baltic (Other) bej Beja bel Byelorussian bem Bemba ben Bengali ber Berber (Other) bho Bhojpuri bih Bihari bik Bikol bin Bini bis Bislama bla Siksika bnt Bantu (Other) bod Tibetan bra Braj bre Breton bua Buriat bug Buginese bul Bulgarian bur Burmese cad Caddo cai Central American Indian (Other) car Carib cat Catalan cau Caucasian (Other) ceb Cebuano cel Celtic (Other) ces Czech cha Chamorro chb Chibcha che Chechen chg Chagatai chi Chinese chm Mari chn Chinook jargon cho Choctaw chr Cherokee chu Church Slavic chv Chuvash chy Cheyenne cop Coptic cor Cornish cos Corsican cpe Creoles and Pidgins, English-based (Other) cpf Creoles and Pidgins, French-based (Other) cpp Creoles and Pidgins, Portuguese-based (Other) cre Cree crp Creoles and Pidgins (Other) cus Cushitic (Other) cym Welsh cze Czech dak Dakota dan Danish del Delaware deu German din Dinka div Divehi doi Dogri dra Dravidian (Other) dua Duala dum Dutch, Middle (ca. 1050-1350) dut Dutch dyu Dyula dzo Dzongkha efi Efik egy Egyptian (Ancient) eka Ekajuk ell Greek, Modern (1453-) elx Elamite eng English enm English, Middle (ca. 1100-1500) epo Esperanto esk Eskimo (Other) esl Spanish est Estonian eus Basque ewe Ewe ewo Ewondo fan Fang fao Faroese fas Persian fat Fanti fij Fijian fin Finnish fiu Finno-Ugrian (Other) fon Fon fra French fre French frm French, Middle (ca. 1400-1600) fro French, Old (842- ca. 1400) fry Frisian ful Fulah gaa Ga gae Gaelic (Scots) gai Irish gay Gayo gdh Gaelic (Scots) gem Germanic (Other) geo Georgian ger German gez Geez gil Gilbertese glg Gallegan gmh German, Middle High (ca. 1050-1500) goh German, Old High (ca. 750-1050) gon Gondi got Gothic grb Grebo grc Greek, Ancient (to 1453) gre Greek, Modern (1453-) grn Guarani guj Gujarati hai Haida hau Hausa haw Hawaiian heb Hebrew her Herero hil Hiligaynon him Himachali hin Hindi hmo Hiri Motu hun Hungarian hup Hupa hye Armenian iba Iban ibo Igbo ice Icelandic ijo Ijo iku Inuktitut ilo Iloko ina Interlingua (International Auxiliary language Association) inc Indic (Other) ind Indonesian ine Indo-European (Other) ine Interlingue ipk Inupiak ira Iranian (Other) iri Irish iro Iroquoian uages isl Icelandic ita Italian jav Javanese jaw Javanese jpn Japanese jpr Judeo-Persian jrb Judeo-Arabic kaa Kara-Kalpak kab Kabyle kac Kachin kal Greenlandic kam Kamba kan Kannada kar Karen kas Kashmiri kat Georgian kau Kanuri kaw Kawi kaz Kazakh kha Khasi khi Khoisan (Other) khm Khmer kho Khotanese kik Kikuyu kin Kinyarwanda kir Kirghiz kok Konkani kom Komi kon Kongo kor Korean kpe Kpelle kro Kru kru Kurukh kua Kuanyama kum Kumyk kur Kurdish kus Kusaie kut Kutenai lad Ladino lah Lahnda lam Lamba lao Lao lat Latin lav Latvian lez Lezghian lin Lingala lit Lithuanian lol Mongo loz Lozi ltz Letzeburgesch lub Luba-Katanga lug Ganda lui Luiseno lun Lunda luo Luo (Kenya and Tanzania) mac Macedonian mad Madurese mag Magahi mah Marshall mai Maithili mak Macedonian mak Makasar mal Malayalam man Mandingo mao Maori map Austronesian (Other) mar Marathi mas Masai max Manx may Malay men Mende mga Irish, Middle (900 - 1200) mic Micmac min Minangkabau mis Miscellaneous (Other) mkh Mon-Kmer (Other) mlg Malagasy mlt Maltese mni Manipuri mno Manobo Languages moh Mohawk mol Moldavian mon Mongolian mos Mossi mri Maori msa Malay mul Multiple Languages mun Munda Languages mus Creek mwr Marwari mya Burmese myn Mayan Languages nah Aztec nai North American Indian (Other) nau Nauru nav Navajo nbl Ndebele, South nde Ndebele, North ndo Ndongo nep Nepali new Newari nic Niger-Kordofanian (Other) niu Niuean nla Dutch nno Norwegian (Nynorsk) non Norse, Old nor Norwegian nso Sotho, Northern nub Nubian Languages nya Nyanja nym Nyamwezi nyn Nyankole nyo Nyoro nzi Nzima oci Langue d'Oc (post 1500) oji Ojibwa ori Oriya orm Oromo osa Osage oss Ossetic ota Turkish, Ottoman (1500 - 1928) oto Otomian Languages paa Papuan-Australian (Other) pag Pangasinan pal Pahlavi pam Pampanga pan Panjabi pap Papiamento pau Palauan peo Persian, Old (ca 600 - 400 B.C.) per Persian phn Phoenician pli Pali pol Polish pon Ponape por Portuguese pra Prakrit uages pro Provencal, Old (to 1500) pus Pushto que Quechua raj Rajasthani rar Rarotongan roa Romance (Other) roh Rhaeto-Romance rom Romany ron Romanian rum Romanian run Rundi rus Russian sad Sandawe sag Sango sah Yakut sai South American Indian (Other) sal Salishan Languages sam Samaritan Aramaic san Sanskrit sco Scots scr Serbo-Croatian sel Selkup sem Semitic (Other) sga Irish, Old (to 900) shn Shan sid Sidamo sin Singhalese sio Siouan Languages sit Sino-Tibetan (Other) sla Slavic (Other) slk Slovak slo Slovak slv Slovenian smi Sami Languages smo Samoan sna Shona snd Sindhi sog Sogdian som Somali son Songhai sot Sotho, Southern spa Spanish sqi Albanian srd Sardinian srr Serer ssa Nilo-Saharan (Other) ssw Siswant ssw Swazi suk Sukuma sun Sudanese sus Susu sux Sumerian sve Swedish swa Swahili swe Swedish syr Syriac tah Tahitian tam Tamil tat Tatar tel Telugu tem Timne ter Tereno tgk Tajik tgl Tagalog tha Thai tib Tibetan tig Tigre tir Tigrinya tiv Tivi tli Tlingit tmh Tamashek tog Tonga (Nyasa) ton Tonga (Tonga Islands) tru Truk tsi Tsimshian tsn Tswana tso Tsonga tuk Turkmen tum Tumbuka tur Turkish tut Altaic (Other) twi Twi tyv Tuvinian uga Ugaritic uig Uighur ukr Ukrainian umb Umbundu und Undetermined urd Urdu uzb Uzbek vai Vai ven Venda vie Vietnamese vol Volapük vot Votic wak Wakashan Languages wal Walamo war Waray was Washo wel Welsh wen Sorbian Languages wol Wolof xho Xhosa yao Yao yap Yap yid Yiddish yor Yoruba zap Zapotec zen Zenaga zha Zhuang zho Chinese zul Zulu zun Zuni */ return getid3_lib::EmbeddedLookup($languagecode, $begin, __LINE__, __FILE__, 'id3v2-languagecode'); } /** * @param int $index * * @return string */ public static function ETCOEventLookup($index) { if (($index >= 0x17) && ($index <= 0xDF)) { return 'reserved for future use'; } if (($index >= 0xE0) && ($index <= 0xEF)) { return 'not predefined synch 0-F'; } if (($index >= 0xF0) && ($index <= 0xFC)) { return 'reserved for future use'; } static $EventLookup = array( 0x00 => 'padding (has no meaning)', 0x01 => 'end of initial silence', 0x02 => 'intro start', 0x03 => 'main part start', 0x04 => 'outro start', 0x05 => 'outro end', 0x06 => 'verse start', 0x07 => 'refrain start', 0x08 => 'interlude start', 0x09 => 'theme start', 0x0A => 'variation start', 0x0B => 'key change', 0x0C => 'time change', 0x0D => 'momentary unwanted noise (Snap, Crackle & Pop)', 0x0E => 'sustained noise', 0x0F => 'sustained noise end', 0x10 => 'intro end', 0x11 => 'main part end', 0x12 => 'verse end', 0x13 => 'refrain end', 0x14 => 'theme end', 0x15 => 'profanity', 0x16 => 'profanity end', 0xFD => 'audio end (start of silence)', 0xFE => 'audio file ends', 0xFF => 'one more byte of events follows' ); return (isset($EventLookup[$index]) ? $EventLookup[$index] : ''); } /** * @param int $index * * @return string */ public static function SYTLContentTypeLookup($index) { static $SYTLContentTypeLookup = array( 0x00 => 'other', 0x01 => 'lyrics', 0x02 => 'text transcription', 0x03 => 'movement/part name', // (e.g. 'Adagio') 0x04 => 'events', // (e.g. 'Don Quijote enters the stage') 0x05 => 'chord', // (e.g. 'Bb F Fsus') 0x06 => 'trivia/\'pop up\' information', 0x07 => 'URLs to webpages', 0x08 => 'URLs to images' ); return (isset($SYTLContentTypeLookup[$index]) ? $SYTLContentTypeLookup[$index] : ''); } /** * @param int $index * @param bool $returnarray * * @return array|string */ public static function APICPictureTypeLookup($index, $returnarray=false) { static $APICPictureTypeLookup = array( 0x00 => 'Other', 0x01 => '32x32 pixels \'file icon\' (PNG only)', 0x02 => 'Other file icon', 0x03 => 'Cover (front)', 0x04 => 'Cover (back)', 0x05 => 'Leaflet page', 0x06 => 'Media (e.g. label side of CD)', 0x07 => 'Lead artist/lead performer/soloist', 0x08 => 'Artist/performer', 0x09 => 'Conductor', 0x0A => 'Band/Orchestra', 0x0B => 'Composer', 0x0C => 'Lyricist/text writer', 0x0D => 'Recording Location', 0x0E => 'During recording', 0x0F => 'During performance', 0x10 => 'Movie/video screen capture', 0x11 => 'A bright coloured fish', 0x12 => 'Illustration', 0x13 => 'Band/artist logotype', 0x14 => 'Publisher/Studio logotype' ); if ($returnarray) { return $APICPictureTypeLookup; } return (isset($APICPictureTypeLookup[$index]) ? $APICPictureTypeLookup[$index] : ''); } /** * @param int $index * * @return string */ public static function COMRReceivedAsLookup($index) { static $COMRReceivedAsLookup = array( 0x00 => 'Other', 0x01 => 'Standard CD album with other songs', 0x02 => 'Compressed audio on CD', 0x03 => 'File over the Internet', 0x04 => 'Stream over the Internet', 0x05 => 'As note sheets', 0x06 => 'As note sheets in a book with other sheets', 0x07 => 'Music on other media', 0x08 => 'Non-musical merchandise' ); return (isset($COMRReceivedAsLookup[$index]) ? $COMRReceivedAsLookup[$index] : ''); } /** * @param int $index * * @return string */ public static function RVA2ChannelTypeLookup($index) { static $RVA2ChannelTypeLookup = array( 0x00 => 'Other', 0x01 => 'Master volume', 0x02 => 'Front right', 0x03 => 'Front left', 0x04 => 'Back right', 0x05 => 'Back left', 0x06 => 'Front centre', 0x07 => 'Back centre', 0x08 => 'Subwoofer' ); return (isset($RVA2ChannelTypeLookup[$index]) ? $RVA2ChannelTypeLookup[$index] : ''); } /** * @param string $framename * * @return string */ public static function FrameNameLongLookup($framename) { $begin = __LINE__; /** This is not a comment! AENC Audio encryption APIC Attached picture ASPI Audio seek point index BUF Recommended buffer size CNT Play counter COM Comments COMM Comments COMR Commercial frame CRA Audio encryption CRM Encrypted meta frame ENCR Encryption method registration EQU Equalisation EQU2 Equalisation (2) EQUA Equalisation ETC Event timing codes ETCO Event timing codes GEO General encapsulated object GEOB General encapsulated object GRID Group identification registration IPL Involved people list IPLS Involved people list LINK Linked information LNK Linked information MCDI Music CD identifier MCI Music CD Identifier MLL MPEG location lookup table MLLT MPEG location lookup table OWNE Ownership frame PCNT Play counter PIC Attached picture POP Popularimeter POPM Popularimeter POSS Position synchronisation frame PRIV Private frame RBUF Recommended buffer size REV Reverb RVA Relative volume adjustment RVA2 Relative volume adjustment (2) RVAD Relative volume adjustment RVRB Reverb SEEK Seek frame SIGN Signature frame SLT Synchronised lyric/text STC Synced tempo codes SYLT Synchronised lyric/text SYTC Synchronised tempo codes TAL Album/Movie/Show title TALB Album/Movie/Show title TBP BPM (Beats Per Minute) TBPM BPM (beats per minute) TCM Composer TCMP Part of a compilation TCO Content type TCOM Composer TCON Content type TCOP Copyright message TCP Part of a compilation TCR Copyright message TDA Date TDAT Date TDEN Encoding time TDLY Playlist delay TDOR Original release time TDRC Recording time TDRL Release time TDTG Tagging time TDY Playlist delay TEN Encoded by TENC Encoded by TEXT Lyricist/Text writer TFLT File type TFT File type TIM Time TIME Time TIPL Involved people list TIT1 Content group description TIT2 Title/songname/content description TIT3 Subtitle/Description refinement TKE Initial key TKEY Initial key TLA Language(s) TLAN Language(s) TLE Length TLEN Length TMCL Musician credits list TMED Media type TMOO Mood TMT Media type TOA Original artist(s)/performer(s) TOAL Original album/movie/show title TOF Original filename TOFN Original filename TOL Original Lyricist(s)/text writer(s) TOLY Original lyricist(s)/text writer(s) TOPE Original artist(s)/performer(s) TOR Original release year TORY Original release year TOT Original album/Movie/Show title TOWN File owner/licensee TP1 Lead artist(s)/Lead performer(s)/Soloist(s)/Performing group TP2 Band/Orchestra/Accompaniment TP3 Conductor/Performer refinement TP4 Interpreted, remixed, or otherwise modified by TPA Part of a set TPB Publisher TPE1 Lead performer(s)/Soloist(s) TPE2 Band/orchestra/accompaniment TPE3 Conductor/performer refinement TPE4 Interpreted, remixed, or otherwise modified by TPOS Part of a set TPRO Produced notice TPUB Publisher TRC ISRC (International Standard Recording Code) TRCK Track number/Position in set TRD Recording dates TRDA Recording dates TRK Track number/Position in set TRSN Internet radio station name TRSO Internet radio station owner TS2 Album-Artist sort order TSA Album sort order TSC Composer sort order TSI Size TSIZ Size TSO2 Album-Artist sort order TSOA Album sort order TSOC Composer sort order TSOP Performer sort order TSOT Title sort order TSP Performer sort order TSRC ISRC (international standard recording code) TSS Software/hardware and settings used for encoding TSSE Software/Hardware and settings used for encoding TSST Set subtitle TST Title sort order TT1 Content group description TT2 Title/Songname/Content description TT3 Subtitle/Description refinement TXT Lyricist/text writer TXX User defined text information frame TXXX User defined text information frame TYE Year TYER Year UFI Unique file identifier UFID Unique file identifier ULT Unsynchronised lyric/text transcription USER Terms of use USLT Unsynchronised lyric/text transcription WAF Official audio file webpage WAR Official artist/performer webpage WAS Official audio source webpage WCM Commercial information WCOM Commercial information WCOP Copyright/Legal information WCP Copyright/Legal information WOAF Official audio file webpage WOAR Official artist/performer webpage WOAS Official audio source webpage WORS Official Internet radio station homepage WPAY Payment WPB Publishers official webpage WPUB Publishers official webpage WXX User defined URL link frame WXXX User defined URL link frame TFEA Featured Artist TSTU Recording Studio rgad Replay Gain Adjustment */ return getid3_lib::EmbeddedLookup($framename, $begin, __LINE__, __FILE__, 'id3v2-framename_long'); // Last three: // from Helium2 [www.helium2.com] // from http://privatewww.essex.ac.uk/~djmrob/replaygain/file_format_id3v2.html } /** * @param string $framename * * @return string */ public static function FrameNameShortLookup($framename) { $begin = __LINE__; /** This is not a comment! AENC audio_encryption APIC attached_picture ASPI audio_seek_point_index BUF recommended_buffer_size CNT play_counter COM comment COMM comment COMR commercial_frame CRA audio_encryption CRM encrypted_meta_frame ENCR encryption_method_registration EQU equalisation EQU2 equalisation EQUA equalisation ETC event_timing_codes ETCO event_timing_codes GEO general_encapsulated_object GEOB general_encapsulated_object GRID group_identification_registration IPL involved_people_list IPLS involved_people_list LINK linked_information LNK linked_information MCDI music_cd_identifier MCI music_cd_identifier MLL mpeg_location_lookup_table MLLT mpeg_location_lookup_table OWNE ownership_frame PCNT play_counter PIC attached_picture POP popularimeter POPM popularimeter POSS position_synchronisation_frame PRIV private_frame RBUF recommended_buffer_size REV reverb RVA relative_volume_adjustment RVA2 relative_volume_adjustment RVAD relative_volume_adjustment RVRB reverb SEEK seek_frame SIGN signature_frame SLT synchronised_lyric STC synced_tempo_codes SYLT synchronised_lyric SYTC synchronised_tempo_codes TAL album TALB album TBP bpm TBPM bpm TCM composer TCMP part_of_a_compilation TCO genre TCOM composer TCON genre TCOP copyright_message TCP part_of_a_compilation TCR copyright_message TDA date TDAT date TDEN encoding_time TDLY playlist_delay TDOR original_release_time TDRC recording_time TDRL release_time TDTG tagging_time TDY playlist_delay TEN encoded_by TENC encoded_by TEXT lyricist TFLT file_type TFT file_type TIM time TIME time TIPL involved_people_list TIT1 content_group_description TIT2 title TIT3 subtitle TKE initial_key TKEY initial_key TLA language TLAN language TLE length TLEN length TMCL musician_credits_list TMED media_type TMOO mood TMT media_type TOA original_artist TOAL original_album TOF original_filename TOFN original_filename TOL original_lyricist TOLY original_lyricist TOPE original_artist TOR original_year TORY original_year TOT original_album TOWN file_owner TP1 artist TP2 band TP3 conductor TP4 remixer TPA part_of_a_set TPB publisher TPE1 artist TPE2 band TPE3 conductor TPE4 remixer TPOS part_of_a_set TPRO produced_notice TPUB publisher TRC isrc TRCK track_number TRD recording_dates TRDA recording_dates TRK track_number TRSN internet_radio_station_name TRSO internet_radio_station_owner TS2 album_artist_sort_order TSA album_sort_order TSC composer_sort_order TSI size TSIZ size TSO2 album_artist_sort_order TSOA album_sort_order TSOC composer_sort_order TSOP performer_sort_order TSOT title_sort_order TSP performer_sort_order TSRC isrc TSS encoder_settings TSSE encoder_settings TSST set_subtitle TST title_sort_order TT1 content_group_description TT2 title TT3 subtitle TXT lyricist TXX text TXXX text TYE year TYER year UFI unique_file_identifier UFID unique_file_identifier ULT unsynchronised_lyric USER terms_of_use USLT unsynchronised_lyric WAF url_file WAR url_artist WAS url_source WCM commercial_information WCOM commercial_information WCOP copyright WCP copyright WOAF url_file WOAR url_artist WOAS url_source WORS url_station WPAY url_payment WPB url_publisher WPUB url_publisher WXX url_user WXXX url_user TFEA featured_artist TSTU recording_studio rgad replay_gain_adjustment */ return getid3_lib::EmbeddedLookup($framename, $begin, __LINE__, __FILE__, 'id3v2-framename_short'); } /** * @param string $encoding * * @return string */ public static function TextEncodingTerminatorLookup($encoding) { // http://www.id3.org/id3v2.4.0-structure.txt // Frames that allow different types of text encoding contains a text encoding description byte. Possible encodings: static $TextEncodingTerminatorLookup = array( 0 => "\x00", // $00 ISO-8859-1. Terminated with $00. 1 => "\x00\x00", // $01 UTF-16 encoded Unicode with BOM. All strings in the same frame SHALL have the same byteorder. Terminated with $00 00. 2 => "\x00\x00", // $02 UTF-16BE encoded Unicode without BOM. Terminated with $00 00. 3 => "\x00", // $03 UTF-8 encoded Unicode. Terminated with $00. 255 => "\x00\x00" ); return (isset($TextEncodingTerminatorLookup[$encoding]) ? $TextEncodingTerminatorLookup[$encoding] : "\x00"); } /** * @param int $encoding * * @return string */ public static function TextEncodingNameLookup($encoding) { // http://www.id3.org/id3v2.4.0-structure.txt // Frames that allow different types of text encoding contains a text encoding description byte. Possible encodings: static $TextEncodingNameLookup = array( 0 => 'ISO-8859-1', // $00 ISO-8859-1. Terminated with $00. 1 => 'UTF-16', // $01 UTF-16 encoded Unicode with BOM. All strings in the same frame SHALL have the same byteorder. Terminated with $00 00. 2 => 'UTF-16BE', // $02 UTF-16BE encoded Unicode without BOM. Terminated with $00 00. 3 => 'UTF-8', // $03 UTF-8 encoded Unicode. Terminated with $00. 255 => 'UTF-16BE' ); return (isset($TextEncodingNameLookup[$encoding]) ? $TextEncodingNameLookup[$encoding] : 'ISO-8859-1'); } /** * @param string $string * @param string $terminator * * @return string */ public static function RemoveStringTerminator($string, $terminator) { // Null terminator at end of comment string is somewhat ambiguous in the specification, may or may not be implemented by various taggers. Remove terminator only if present. // https://github.com/JamesHeinrich/getID3/issues/121 // https://community.mp3tag.de/t/x-trailing-nulls-in-id3v2-comments/19227 if (substr($string, -strlen($terminator), strlen($terminator)) === $terminator) { $string = substr($string, 0, -strlen($terminator)); } return $string; } /** * @param string $string * * @return string */ public static function MakeUTF16emptyStringEmpty($string) { if (in_array($string, array("\x00", "\x00\x00", "\xFF\xFE", "\xFE\xFF"))) { // if string only contains a BOM or terminator then make it actually an empty string $string = ''; } return $string; } /** * @param string $framename * @param int $id3v2majorversion * * @return bool|int */ public static function IsValidID3v2FrameName($framename, $id3v2majorversion) { switch ($id3v2majorversion) { case 2: return preg_match('#[A-Z][A-Z0-9]{2}#', $framename); case 3: case 4: return preg_match('#[A-Z][A-Z0-9]{3}#', $framename); } return false; } /** * @param string $numberstring * @param bool $allowdecimal * @param bool $allownegative * * @return bool */ public static function IsANumber($numberstring, $allowdecimal=false, $allownegative=false) { $pattern = '#^'; $pattern .= ($allownegative ? '\\-?' : ''); $pattern .= '[0-9]+'; $pattern .= ($allowdecimal ? '(\\.[0-9]+)?' : ''); $pattern .= '$#'; return preg_match($pattern, $numberstring); } /** * @param string $datestamp * * @return bool */ public static function IsValidDateStampString($datestamp) { if (!preg_match('#^[12][0-9]{3}[01][0-9][0123][0-9]$#', $datestamp)) { return false; } $year = substr($datestamp, 0, 4); $month = substr($datestamp, 4, 2); $day = substr($datestamp, 6, 2); if (($year == 0) || ($month == 0) || ($day == 0)) { return false; } if ($month > 12) { return false; } if ($day > 31) { return false; } if (($day > 30) && (($month == 4) || ($month == 6) || ($month == 9) || ($month == 11))) { return false; } if (($day > 29) && ($month == 2)) { return false; } return true; } /** * @param int $majorversion * * @return int */ public static function ID3v2HeaderLength($majorversion) { return (($majorversion == 2) ? 6 : 10); } /** * @param string $frame_name * * @return string|false */ public static function ID3v22iTunesBrokenFrameName($frame_name) { // iTunes (multiple versions) has been known to write ID3v2.3 style frames // but use ID3v2.2 frame names, right-padded using either [space] or [null] // to make them fit in the 4-byte frame name space of the ID3v2.3 frame. // This function will detect and translate the corrupt frame name into ID3v2.3 standard. static $ID3v22_iTunes_BrokenFrames = array( 'BUF' => 'RBUF', // Recommended buffer size 'CNT' => 'PCNT', // Play counter 'COM' => 'COMM', // Comments 'CRA' => 'AENC', // Audio encryption 'EQU' => 'EQUA', // Equalisation 'ETC' => 'ETCO', // Event timing codes 'GEO' => 'GEOB', // General encapsulated object 'IPL' => 'IPLS', // Involved people list 'LNK' => 'LINK', // Linked information 'MCI' => 'MCDI', // Music CD identifier 'MLL' => 'MLLT', // MPEG location lookup table 'PIC' => 'APIC', // Attached picture 'POP' => 'POPM', // Popularimeter 'REV' => 'RVRB', // Reverb 'RVA' => 'RVAD', // Relative volume adjustment 'SLT' => 'SYLT', // Synchronised lyric/text 'STC' => 'SYTC', // Synchronised tempo codes 'TAL' => 'TALB', // Album/Movie/Show title 'TBP' => 'TBPM', // BPM (beats per minute) 'TCM' => 'TCOM', // Composer 'TCO' => 'TCON', // Content type 'TCP' => 'TCMP', // Part of a compilation 'TCR' => 'TCOP', // Copyright message 'TDA' => 'TDAT', // Date 'TDY' => 'TDLY', // Playlist delay 'TEN' => 'TENC', // Encoded by 'TFT' => 'TFLT', // File type 'TIM' => 'TIME', // Time 'TKE' => 'TKEY', // Initial key 'TLA' => 'TLAN', // Language(s) 'TLE' => 'TLEN', // Length 'TMT' => 'TMED', // Media type 'TOA' => 'TOPE', // Original artist(s)/performer(s) 'TOF' => 'TOFN', // Original filename 'TOL' => 'TOLY', // Original lyricist(s)/text writer(s) 'TOR' => 'TORY', // Original release year 'TOT' => 'TOAL', // Original album/movie/show title 'TP1' => 'TPE1', // Lead performer(s)/Soloist(s) 'TP2' => 'TPE2', // Band/orchestra/accompaniment 'TP3' => 'TPE3', // Conductor/performer refinement 'TP4' => 'TPE4', // Interpreted, remixed, or otherwise modified by 'TPA' => 'TPOS', // Part of a set 'TPB' => 'TPUB', // Publisher 'TRC' => 'TSRC', // ISRC (international standard recording code) 'TRD' => 'TRDA', // Recording dates 'TRK' => 'TRCK', // Track number/Position in set 'TS2' => 'TSO2', // Album-Artist sort order 'TSA' => 'TSOA', // Album sort order 'TSC' => 'TSOC', // Composer sort order 'TSI' => 'TSIZ', // Size 'TSP' => 'TSOP', // Performer sort order 'TSS' => 'TSSE', // Software/Hardware and settings used for encoding 'TST' => 'TSOT', // Title sort order 'TT1' => 'TIT1', // Content group description 'TT2' => 'TIT2', // Title/songname/content description 'TT3' => 'TIT3', // Subtitle/Description refinement 'TXT' => 'TEXT', // Lyricist/Text writer 'TXX' => 'TXXX', // User defined text information frame 'TYE' => 'TYER', // Year 'UFI' => 'UFID', // Unique file identifier 'ULT' => 'USLT', // Unsynchronised lyric/text transcription 'WAF' => 'WOAF', // Official audio file webpage 'WAR' => 'WOAR', // Official artist/performer webpage 'WAS' => 'WOAS', // Official audio source webpage 'WCM' => 'WCOM', // Commercial information 'WCP' => 'WCOP', // Copyright/Legal information 'WPB' => 'WPUB', // Publishers official webpage 'WXX' => 'WXXX', // User defined URL link frame ); if (strlen($frame_name) == 4) { if ((substr($frame_name, 3, 1) == ' ') || (substr($frame_name, 3, 1) == "\x00")) { if (isset($ID3v22_iTunes_BrokenFrames[substr($frame_name, 0, 3)])) { return $ID3v22_iTunes_BrokenFrames[substr($frame_name, 0, 3)]; } } } return false; } }