/** * @return bool */ public function ParseVorbisComments() { $info =& $this->getid3->info; $OriginalOffset = $this->ftell(); $commentdataoffset = 0; $VorbisCommentPage = 1; switch ($info['audio']['dataformat']) { case 'vorbis': case 'speex': $CommentStartOffset = $info['ogg']['pageheader'][$VorbisCommentPage]['page_start_offset']; // Second Ogg page, after header block $this->fseek($CommentStartOffset); $commentdataoffset = 27 + $info['ogg']['pageheader'][$VorbisCommentPage]['page_segments']; $commentdata = $this->fread(self::OggPageSegmentLength($info['ogg']['pageheader'][$VorbisCommentPage], 1) + $commentdataoffset); if ($info['audio']['dataformat'] == 'vorbis') { $commentdataoffset += strlen('vorbis') + 1; } break; case 'flac': $CommentStartOffset = $info['flac']['VORBIS_COMMENT']['raw']['offset'] + 4; $this->fseek($CommentStartOffset); $commentdata = $this->fread($info['flac']['VORBIS_COMMENT']['raw']['block_length']); break; default: return false; } $VendorSize = Helper::LittleEndian2Int(substr($commentdata, $commentdataoffset, 4)); $commentdataoffset += 4; $info['ogg']['vendor'] = substr($commentdata, $commentdataoffset, $VendorSize); $commentdataoffset += $VendorSize; $CommentsCount = Helper::LittleEndian2Int(substr($commentdata, $commentdataoffset, 4)); $commentdataoffset += 4; $info['avdataoffset'] = $CommentStartOffset + $commentdataoffset; $basicfields = array('TITLE', 'ARTIST', 'ALBUM', 'TRACKNUMBER', 'GENRE', 'DATE', 'DESCRIPTION', 'COMMENT'); $ThisFileInfo_ogg_comments_raw =& $info['ogg']['comments_raw']; for ($i = 0; $i < $CommentsCount; ++$i) { $ThisFileInfo_ogg_comments_raw[$i]['dataoffset'] = $CommentStartOffset + $commentdataoffset; if ($this->ftell() < $ThisFileInfo_ogg_comments_raw[$i]['dataoffset'] + 4) { if ($oggpageinfo = $this->ParseOggPageHeader()) { $info['ogg']['pageheader'][$oggpageinfo['page_seqno']] = $oggpageinfo; ++$VorbisCommentPage; // First, save what we haven't read yet $AsYetUnusedData = substr($commentdata, $commentdataoffset); // Then take that data off the end $commentdata = substr($commentdata, 0, $commentdataoffset); // Add [headerlength] bytes of dummy data for the Ogg Page Header, just to keep absolute offsets correct $commentdata .= str_repeat("", 27 + $info['ogg']['pageheader'][$oggpageinfo['page_seqno']]['page_segments']); $commentdataoffset += 27 + $info['ogg']['pageheader'][$oggpageinfo['page_seqno']]['page_segments']; // Finally, stick the unused data back on the end $commentdata .= $AsYetUnusedData; //$commentdata .= $this->fread($info['ogg']['pageheader'][$oggpageinfo['page_seqno']]['page_length']); $commentdata .= $this->fread($this->OggPageSegmentLength($info['ogg']['pageheader'][$VorbisCommentPage], 1)); } } $ThisFileInfo_ogg_comments_raw[$i]['size'] = Helper::LittleEndian2Int(substr($commentdata, $commentdataoffset, 4)); // replace avdataoffset with position just after the last vorbiscomment $info['avdataoffset'] = $ThisFileInfo_ogg_comments_raw[$i]['dataoffset'] + $ThisFileInfo_ogg_comments_raw[$i]['size'] + 4; $commentdataoffset += 4; while (strlen($commentdata) - $commentdataoffset < $ThisFileInfo_ogg_comments_raw[$i]['size']) { if ($ThisFileInfo_ogg_comments_raw[$i]['size'] > $info['avdataend'] || $ThisFileInfo_ogg_comments_raw[$i]['size'] < 0) { $info['warning'][] = 'Invalid Ogg comment size (comment #' . $i . ', claims to be ' . number_format($ThisFileInfo_ogg_comments_raw[$i]['size']) . ' bytes) - aborting reading comments'; break 2; } ++$VorbisCommentPage; $oggpageinfo = $this->ParseOggPageHeader(); $info['ogg']['pageheader'][$oggpageinfo['page_seqno']] = $oggpageinfo; // First, save what we haven't read yet $AsYetUnusedData = substr($commentdata, $commentdataoffset); // Then take that data off the end $commentdata = substr($commentdata, 0, $commentdataoffset); // Add [headerlength] bytes of dummy data for the Ogg Page Header, just to keep absolute offsets correct $commentdata .= str_repeat("", 27 + $info['ogg']['pageheader'][$oggpageinfo['page_seqno']]['page_segments']); $commentdataoffset += 27 + $info['ogg']['pageheader'][$oggpageinfo['page_seqno']]['page_segments']; // Finally, stick the unused data back on the end $commentdata .= $AsYetUnusedData; //$commentdata .= $this->fread($info['ogg']['pageheader'][$oggpageinfo['page_seqno']]['page_length']); if (!isset($info['ogg']['pageheader'][$VorbisCommentPage])) { $info['warning'][] = 'undefined Vorbis Comment page "' . $VorbisCommentPage . '" at offset ' . $this->ftell(); break; } $readlength = self::OggPageSegmentLength($info['ogg']['pageheader'][$VorbisCommentPage], 1); if ($readlength <= 0) { $info['warning'][] = 'invalid length Vorbis Comment page "' . $VorbisCommentPage . '" at offset ' . $this->ftell(); break; } $commentdata .= $this->fread($readlength); //$filebaseoffset += $oggpageinfo['header_end_offset'] - $oggpageinfo['page_start_offset']; } $ThisFileInfo_ogg_comments_raw[$i]['offset'] = $commentdataoffset; $commentstring = substr($commentdata, $commentdataoffset, $ThisFileInfo_ogg_comments_raw[$i]['size']); $commentdataoffset += $ThisFileInfo_ogg_comments_raw[$i]['size']; if (!$commentstring) { // no comment? $info['warning'][] = 'Blank Ogg comment [' . $i . ']'; } elseif (strstr($commentstring, '=')) { $commentexploded = explode('=', $commentstring, 2); $ThisFileInfo_ogg_comments_raw[$i]['key'] = strtoupper($commentexploded[0]); $ThisFileInfo_ogg_comments_raw[$i]['value'] = isset($commentexploded[1]) ? $commentexploded[1] : ''; $ThisFileInfo_ogg_comments_raw[$i]['data'] = base64_decode($ThisFileInfo_ogg_comments_raw[$i]['value']); $ThisFileInfo_ogg_comments_raw[$i]['data_length'] = strlen($ThisFileInfo_ogg_comments_raw[$i]['data']); if ($ThisFileInfo_ogg_comments_raw[$i]['key'] == 'METADATA_BLOCK_PICTURE') { // http://wiki.xiph.org/VorbisComment#METADATA_BLOCK_PICTURE // The unencoded format is that of the FLAC picture block. The fields are stored in big endian order as in FLAC, picture data is stored according to the relevant standard. // http://flac.sourceforge.net/format.html#metadata_block_picture $getid3_temp = new GetId3Core(); $getid3_flac = new Flac($getid3_temp); $getid3_flac->data_string = $ThisFileInfo_ogg_comments_raw[$i]['data']; $getid3_flac->data_string_flag = true; if ($getid3_flac->parsePICTURE()) { if (!empty($getid3_temp->info['flac']['PICTURE'])) { foreach ($getid3_temp->info['flac']['PICTURE'] as $key => $value) { $ThisFileInfo_ogg_comments_raw[$i]['data'] = $value['data']; $ThisFileInfo_ogg_comments_raw[$i]['data_length'] = strlen($value['data']); $ThisFileInfo_ogg_comments_raw[$i]['image_mime'] = $value['image_mime']; $ThisFileInfo_ogg_comments_raw[$i]['width'] = $value['width']; $ThisFileInfo_ogg_comments_raw[$i]['height'] = $value['height']; $ThisFileInfo_ogg_comments_raw[$i]['type'] = $value['type']; $ThisFileInfo_ogg_comments_raw[$i]['typeid'] = $value['typeid']; $ThisFileInfo_ogg_comments_raw[$i]['color_depth'] = $value['color_depth']; $ThisFileInfo_ogg_comments_raw[$i]['colors_indexed'] = $value['colors_indexed']; } } } else { $info['warning'][] = 'Failed to GetId3_flac.parsePICTURE()'; } unset($getid3_flac, $getid3_temp); } if (preg_match('#^(BM|GIF|\\xFF\\xD8\\xFF|\\x89\\x50\\x4E\\x47\\x0D\\x0A\\x1A\\x0A|II\\x2A\\x00|MM\\x00\\x2A)#s', $ThisFileInfo_ogg_comments_raw[$i]['data'])) { $imageinfo = array(); $imagechunkcheck = Helper::GetDataImageSize($ThisFileInfo_ogg_comments_raw[$i]['data'], $imageinfo); unset($imageinfo); if (!empty($imagechunkcheck)) { $ThisFileInfo_ogg_comments_raw[$i]['image_mime'] = image_type_to_mime_type($imagechunkcheck[2]); if ($ThisFileInfo_ogg_comments_raw[$i]['image_mime'] && $ThisFileInfo_ogg_comments_raw[$i]['image_mime'] != 'application/octet-stream') { unset($ThisFileInfo_ogg_comments_raw[$i]['value']); } } } if (isset($ThisFileInfo_ogg_comments_raw[$i]['value'])) { unset($ThisFileInfo_ogg_comments_raw[$i]['data']); $info['ogg']['comments'][strtolower($ThisFileInfo_ogg_comments_raw[$i]['key'])][] = $ThisFileInfo_ogg_comments_raw[$i]['value']; } else { do { if ($this->inline_attachments === false) { // skip entirely unset($ThisFileInfo_ogg_comments_raw[$i]['data']); break; } if ($this->inline_attachments === true) { // great } elseif (is_int($this->inline_attachments)) { if ($this->inline_attachments < $ThisFileInfo_ogg_comments_raw[$i]['data_length']) { // too big, skip $info['warning'][] = 'attachment at ' . $ThisFileInfo_ogg_comments_raw[$i]['offset'] . ' is too large to process inline (' . number_format($ThisFileInfo_ogg_comments_raw[$i]['data_length']) . ' bytes)'; unset($ThisFileInfo_ogg_comments_raw[$i]['data']); break; } } elseif (is_string($this->inline_attachments)) { $this->inline_attachments = rtrim(str_replace(array('/', '\\'), DIRECTORY_SEPARATOR, $this->inline_attachments), DIRECTORY_SEPARATOR); if (!is_dir($this->inline_attachments) || !is_writable($this->inline_attachments)) { // cannot write, skip $info['warning'][] = 'attachment at ' . $ThisFileInfo_ogg_comments_raw[$i]['offset'] . ' cannot be saved to "' . $this->inline_attachments . '" (not writable)'; unset($ThisFileInfo_ogg_comments_raw[$i]['data']); break; } } // if we get this far, must be OK if (is_string($this->inline_attachments)) { $destination_filename = $this->inline_attachments . DIRECTORY_SEPARATOR . md5($info['filenamepath']) . '_' . $ThisFileInfo_ogg_comments_raw[$i]['offset']; if (!file_exists($destination_filename) || is_writable($destination_filename)) { file_put_contents($destination_filename, $ThisFileInfo_ogg_comments_raw[$i]['data']); } else { $info['warning'][] = 'attachment at ' . $ThisFileInfo_ogg_comments_raw[$i]['offset'] . ' cannot be saved to "' . $destination_filename . '" (not writable)'; } $ThisFileInfo_ogg_comments_raw[$i]['data_filename'] = $destination_filename; unset($ThisFileInfo_ogg_comments_raw[$i]['data']); } else { $info['ogg']['comments']['picture'][] = array('data' => $ThisFileInfo_ogg_comments_raw[$i]['data'], 'image_mime' => $ThisFileInfo_ogg_comments_raw[$i]['image_mime']); } } while (false); } } else { $info['warning'][] = '[known problem with CDex >= v1.40, < v1.50b7] Invalid Ogg comment name/value pair [' . $i . ']: ' . $commentstring; } } // Replay Gain Adjustment // http://privatewww.essex.ac.uk/~djmrob/replaygain/ if (isset($info['ogg']['comments']) && is_array($info['ogg']['comments'])) { foreach ($info['ogg']['comments'] as $index => $commentvalue) { switch ($index) { case 'rg_audiophile': case 'replaygain_album_gain': $info['replay_gain']['album']['adjustment'] = (double) $commentvalue[0]; unset($info['ogg']['comments'][$index]); break; case 'rg_radio': case 'replaygain_track_gain': $info['replay_gain']['track']['adjustment'] = (double) $commentvalue[0]; unset($info['ogg']['comments'][$index]); break; case 'replaygain_album_peak': $info['replay_gain']['album']['peak'] = (double) $commentvalue[0]; unset($info['ogg']['comments'][$index]); break; case 'rg_peak': case 'replaygain_track_peak': $info['replay_gain']['track']['peak'] = (double) $commentvalue[0]; unset($info['ogg']['comments'][$index]); break; case 'replaygain_reference_loudness': $info['replay_gain']['reference_volume'] = (double) $commentvalue[0]; unset($info['ogg']['comments'][$index]); break; default: // do nothing break; } } } $this->fseek($OriginalOffset); return true; }
/** * @return bool */ public function analyze() { $info =& $this->getid3->info; if (!Helper::intValueSupported($info['filesize'])) { $info['warning'][] = 'Unable to check for APEtags because file is larger than ' . round(PHP_INT_MAX / 1073741824) . 'GB'; return false; } $id3v1tagsize = 128; $apetagheadersize = 32; $lyrics3tagsize = 10; if ($this->overrideendoffset == 0) { fseek($this->getid3->fp, 0 - $id3v1tagsize - $apetagheadersize - $lyrics3tagsize, SEEK_END); $APEfooterID3v1 = fread($this->getid3->fp, $id3v1tagsize + $apetagheadersize + $lyrics3tagsize); //if (preg_match('/APETAGEX.{24}TAG.{125}$/i', $APEfooterID3v1)) { if (substr($APEfooterID3v1, strlen($APEfooterID3v1) - $id3v1tagsize - $apetagheadersize, 8) == 'APETAGEX') { // APE tag found before ID3v1 $info['ape']['tag_offset_end'] = $info['filesize'] - $id3v1tagsize; //} elseif (preg_match('/APETAGEX.{24}$/i', $APEfooterID3v1)) { } elseif (substr($APEfooterID3v1, strlen($APEfooterID3v1) - $apetagheadersize, 8) == 'APETAGEX') { // APE tag found, no ID3v1 $info['ape']['tag_offset_end'] = $info['filesize']; } } else { fseek($this->getid3->fp, $this->overrideendoffset - $apetagheadersize, SEEK_SET); if (fread($this->getid3->fp, 8) == 'APETAGEX') { $info['ape']['tag_offset_end'] = $this->overrideendoffset; } } if (!isset($info['ape']['tag_offset_end'])) { // APE tag not found unset($info['ape']); return false; } // shortcut $thisfile_ape =& $info['ape']; fseek($this->getid3->fp, $thisfile_ape['tag_offset_end'] - $apetagheadersize, SEEK_SET); $APEfooterData = fread($this->getid3->fp, 32); if (!($thisfile_ape['footer'] = $this->parseAPEheaderFooter($APEfooterData))) { $info['error'][] = 'Error parsing APE footer at offset ' . $thisfile_ape['tag_offset_end']; return false; } if (isset($thisfile_ape['footer']['flags']['header']) && $thisfile_ape['footer']['flags']['header']) { fseek($this->getid3->fp, $thisfile_ape['tag_offset_end'] - $thisfile_ape['footer']['raw']['tagsize'] - $apetagheadersize, SEEK_SET); $thisfile_ape['tag_offset_start'] = ftell($this->getid3->fp); $APEtagData = fread($this->getid3->fp, $thisfile_ape['footer']['raw']['tagsize'] + $apetagheadersize); } else { $thisfile_ape['tag_offset_start'] = $thisfile_ape['tag_offset_end'] - $thisfile_ape['footer']['raw']['tagsize']; fseek($this->getid3->fp, $thisfile_ape['tag_offset_start'], SEEK_SET); $APEtagData = fread($this->getid3->fp, $thisfile_ape['footer']['raw']['tagsize']); } $info['avdataend'] = $thisfile_ape['tag_offset_start']; if (isset($info['id3v1']['tag_offset_start']) && $info['id3v1']['tag_offset_start'] < $thisfile_ape['tag_offset_end']) { $info['warning'][] = 'ID3v1 tag information ignored since it appears to be a false synch in APEtag data'; unset($info['id3v1']); foreach ($info['warning'] as $key => $value) { if ($value == 'Some ID3v1 fields do not use NULL characters for padding') { unset($info['warning'][$key]); sort($info['warning']); break; } } } $offset = 0; if (isset($thisfile_ape['footer']['flags']['header']) && $thisfile_ape['footer']['flags']['header']) { if ($thisfile_ape['header'] = $this->parseAPEheaderFooter(substr($APEtagData, 0, $apetagheadersize))) { $offset += $apetagheadersize; } else { $info['error'][] = 'Error parsing APE header at offset ' . $thisfile_ape['tag_offset_start']; return false; } } // shortcut $info['replay_gain'] = array(); $thisfile_replaygain =& $info['replay_gain']; for ($i = 0; $i < $thisfile_ape['footer']['raw']['tag_items']; ++$i) { $value_size = Helper::LittleEndian2Int(substr($APEtagData, $offset, 4)); $offset += 4; $item_flags = Helper::LittleEndian2Int(substr($APEtagData, $offset, 4)); $offset += 4; if (strstr(substr($APEtagData, $offset), "") === false) { $info['error'][] = 'Cannot find null-byte (0x00) seperator between ItemKey #' . $i . ' and value. ItemKey starts ' . $offset . ' bytes into the APE tag, at file offset ' . ($thisfile_ape['tag_offset_start'] + $offset); return false; } $ItemKeyLength = strpos($APEtagData, "", $offset) - $offset; $item_key = strtolower(substr($APEtagData, $offset, $ItemKeyLength)); // shortcut $thisfile_ape['items'][$item_key] = array(); $thisfile_ape_items_current =& $thisfile_ape['items'][$item_key]; $thisfile_ape_items_current['offset'] = $thisfile_ape['tag_offset_start'] + $offset; $offset += $ItemKeyLength + 1; // skip 0x00 terminator $thisfile_ape_items_current['data'] = substr($APEtagData, $offset, $value_size); $offset += $value_size; $thisfile_ape_items_current['flags'] = $this->parseAPEtagFlags($item_flags); switch ($thisfile_ape_items_current['flags']['item_contents_raw']) { case 0: // UTF-8 // UTF-8 case 3: // Locator (URL, filename, etc), UTF-8 encoded $thisfile_ape_items_current['data'] = explode("", trim($thisfile_ape_items_current['data'])); break; default: // binary data break; } switch (strtolower($item_key)) { case 'replaygain_track_gain': $thisfile_replaygain['track']['adjustment'] = (double) str_replace(',', '.', $thisfile_ape_items_current['data'][0]); // float casting will see "0,95" as zero! $thisfile_replaygain['track']['originator'] = 'unspecified'; break; case 'replaygain_track_peak': $thisfile_replaygain['track']['peak'] = (double) str_replace(',', '.', $thisfile_ape_items_current['data'][0]); // float casting will see "0,95" as zero! $thisfile_replaygain['track']['originator'] = 'unspecified'; if ($thisfile_replaygain['track']['peak'] <= 0) { $info['warning'][] = 'ReplayGain Track peak from APEtag appears invalid: ' . $thisfile_replaygain['track']['peak'] . ' (original value = "' . $thisfile_ape_items_current['data'][0] . '")'; } break; case 'replaygain_album_gain': $thisfile_replaygain['album']['adjustment'] = (double) str_replace(',', '.', $thisfile_ape_items_current['data'][0]); // float casting will see "0,95" as zero! $thisfile_replaygain['album']['originator'] = 'unspecified'; break; case 'replaygain_album_peak': $thisfile_replaygain['album']['peak'] = (double) str_replace(',', '.', $thisfile_ape_items_current['data'][0]); // float casting will see "0,95" as zero! $thisfile_replaygain['album']['originator'] = 'unspecified'; if ($thisfile_replaygain['album']['peak'] <= 0) { $info['warning'][] = 'ReplayGain Album peak from APEtag appears invalid: ' . $thisfile_replaygain['album']['peak'] . ' (original value = "' . $thisfile_ape_items_current['data'][0] . '")'; } break; case 'mp3gain_undo': list($mp3gain_undo_left, $mp3gain_undo_right, $mp3gain_undo_wrap) = explode(',', $thisfile_ape_items_current['data'][0]); $thisfile_replaygain['mp3gain']['undo_left'] = intval($mp3gain_undo_left); $thisfile_replaygain['mp3gain']['undo_right'] = intval($mp3gain_undo_right); $thisfile_replaygain['mp3gain']['undo_wrap'] = $mp3gain_undo_wrap == 'Y' ? true : false; break; case 'mp3gain_minmax': list($mp3gain_globalgain_min, $mp3gain_globalgain_max) = explode(',', $thisfile_ape_items_current['data'][0]); $thisfile_replaygain['mp3gain']['globalgain_track_min'] = intval($mp3gain_globalgain_min); $thisfile_replaygain['mp3gain']['globalgain_track_max'] = intval($mp3gain_globalgain_max); break; case 'mp3gain_album_minmax': list($mp3gain_globalgain_album_min, $mp3gain_globalgain_album_max) = explode(',', $thisfile_ape_items_current['data'][0]); $thisfile_replaygain['mp3gain']['globalgain_album_min'] = intval($mp3gain_globalgain_album_min); $thisfile_replaygain['mp3gain']['globalgain_album_max'] = intval($mp3gain_globalgain_album_max); break; case 'tracknumber': if (is_array($thisfile_ape_items_current['data'])) { foreach ($thisfile_ape_items_current['data'] as $comment) { $thisfile_ape['comments']['track'][] = $comment; } } break; case 'cover art (artist)': case 'cover art (back)': case 'cover art (band logo)': case 'cover art (band)': case 'cover art (colored fish)': case 'cover art (composer)': case 'cover art (conductor)': case 'cover art (front)': case 'cover art (icon)': case 'cover art (illustration)': case 'cover art (lead)': case 'cover art (leaflet)': case 'cover art (lyricist)': case 'cover art (media)': case 'cover art (movie scene)': case 'cover art (other icon)': case 'cover art (other)': case 'cover art (performance)': case 'cover art (publisher logo)': case 'cover art (recording)': case 'cover art (studio)': // list of possible cover arts from http://taglib-sharp.sourcearchive.com/documentation/2.0.3.0-2/Ape_2Tag_8cs-source.html list($thisfile_ape_items_current['filename'], $thisfile_ape_items_current['data']) = explode("", $thisfile_ape_items_current['data'], 2); $thisfile_ape_items_current['data_offset'] = $thisfile_ape_items_current['offset'] + strlen($thisfile_ape_items_current['filename'] . ""); $thisfile_ape_items_current['data_length'] = strlen($thisfile_ape_items_current['data']); $thisfile_ape_items_current['image_mime'] = ''; $imageinfo = array(); $imagechunkcheck = Helper::GetDataImageSize($thisfile_ape_items_current['data'], $imageinfo); $thisfile_ape_items_current['image_mime'] = image_type_to_mime_type($imagechunkcheck[2]); do { if ($this->inline_attachments === false) { // skip entirely unset($thisfile_ape_items_current['data']); break; } if ($this->inline_attachments === true) { // great } elseif (is_int($this->inline_attachments)) { if ($this->inline_attachments < $thisfile_ape_items_current['data_length']) { // too big, skip $info['warning'][] = 'attachment at ' . $thisfile_ape_items_current['offset'] . ' is too large to process inline (' . number_format($thisfile_ape_items_current['data_length']) . ' bytes)'; unset($thisfile_ape_items_current['data']); break; } } elseif (is_string($this->inline_attachments)) { $this->inline_attachments = rtrim(str_replace(array('/', '\\'), DIRECTORY_SEPARATOR, $this->inline_attachments), DIRECTORY_SEPARATOR); if (!is_dir($this->inline_attachments) || !is_writable($this->inline_attachments)) { // cannot write, skip $info['warning'][] = 'attachment at ' . $thisfile_ape_items_current['offset'] . ' cannot be saved to "' . $this->inline_attachments . '" (not writable)'; unset($thisfile_ape_items_current['data']); break; } } // if we get this far, must be OK if (is_string($this->inline_attachments)) { $destination_filename = $this->inline_attachments . DIRECTORY_SEPARATOR . md5($info['filenamepath']) . '_' . $thisfile_ape_items_current['data_offset']; if (!file_exists($destination_filename) || is_writable($destination_filename)) { file_put_contents($destination_filename, $thisfile_ape_items_current['data']); } else { $info['warning'][] = 'attachment at ' . $thisfile_ape_items_current['offset'] . ' cannot be saved to "' . $destination_filename . '" (not writable)'; } $thisfile_ape_items_current['data_filename'] = $destination_filename; unset($thisfile_ape_items_current['data']); } else { if (!isset($info['ape']['comments']['picture'])) { $info['ape']['comments']['picture'] = array(); } $info['ape']['comments']['picture'][] = array('data' => $thisfile_ape_items_current['data'], 'image_mime' => $thisfile_ape_items_current['image_mime']); } } while (false); break; default: if (is_array($thisfile_ape_items_current['data'])) { foreach ($thisfile_ape_items_current['data'] as $comment) { $thisfile_ape['comments'][strtolower($item_key)][] = $comment; } } break; } } if (empty($thisfile_replaygain)) { unset($info['replay_gain']); } return true; }
public function ASF_WMpicture(&$data) { //typedef struct _WMPicture{ // LPWSTR pwszMIMEType; // BYTE bPictureType; // LPWSTR pwszDescription; // DWORD dwDataLen; // BYTE* pbData; //} WM_PICTURE; $WMpicture = array(); $offset = 0; $WMpicture['image_type_id'] = Helper::LittleEndian2Int(substr($data, $offset, 1)); $offset += 1; $WMpicture['image_type'] = $this->WMpictureTypeLookup($WMpicture['image_type_id']); $WMpicture['image_size'] = Helper::LittleEndian2Int(substr($data, $offset, 4)); $offset += 4; $WMpicture['image_mime'] = ''; do { $next_byte_pair = substr($data, $offset, 2); $offset += 2; $WMpicture['image_mime'] .= $next_byte_pair; } while ($next_byte_pair !== ""); $WMpicture['image_description'] = ''; do { $next_byte_pair = substr($data, $offset, 2); $offset += 2; $WMpicture['image_description'] .= $next_byte_pair; } while ($next_byte_pair !== ""); $WMpicture['dataoffset'] = $offset; $WMpicture['data'] = substr($data, $offset); $imageinfo = array(); $WMpicture['image_mime'] = ''; $imagechunkcheck = Helper::GetDataImageSize($WMpicture['data'], $imageinfo); unset($imageinfo); if (!empty($imagechunkcheck)) { $WMpicture['image_mime'] = image_type_to_mime_type($imagechunkcheck[2]); } if (!isset($this->getid3->info['asf']['comments']['picture'])) { $this->getid3->info['asf']['comments']['picture'] = array(); } $this->getid3->info['asf']['comments']['picture'][] = array('data' => $WMpicture['data'], 'image_mime' => $WMpicture['image_mime']); return $WMpicture; }
/** * @param type $parsedFrame * * @return bool */ public function ParseID3v2Frame(&$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'] & 0x80); // i - Compression $parsedFrame['flags']['Encryption'] = (bool) ($parsedFrame['frame_flags_raw'] & 0x40); // j - Encryption $parsedFrame['flags']['GroupingIdentity'] = (bool) ($parsedFrame['frame_flags_raw'] & 0x20); // 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'] & 0x40); // h - Grouping identity $parsedFrame['flags']['compression'] = (bool) ($parsedFrame['frame_flags_raw'] & 0x8); // k - Compression $parsedFrame['flags']['Encryption'] = (bool) ($parsedFrame['frame_flags_raw'] & 0x4); // m - Encryption $parsedFrame['flags']['Unsynchronisation'] = (bool) ($parsedFrame['frame_flags_raw'] & 0x2); // n - Unsynchronisation $parsedFrame['flags']['DataLengthIndicator'] = (bool) ($parsedFrame['frame_flags_raw'] & 0x1); // p - Data length indicator // Frame-level de-unsynchronisation - ID3v2.4 if ($parsedFrame['flags']['Unsynchronisation']) { $parsedFrame['data'] = $this->DeUnsynchronise($parsedFrame['data']); } if ($parsedFrame['flags']['DataLengthIndicator']) { $parsedFrame['data_length_indicator'] = Helper::BigEndian2Int(substr($parsedFrame['data'], 0, 4), 1); $parsedFrame['data'] = substr($parsedFrame['data'], 4); } } // Frame-level de-compression if ($parsedFrame['flags']['compression']) { $parsedFrame['decompressed_size'] = Helper::BigEndian2Int(substr($parsedFrame['data'], 0, 4)); if (!function_exists('gzuncompress')) { $info['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 { $info['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'])) { $info['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; } $info['warning'][] = $warning; } elseif ($id3v2_majorversion >= 3 && $parsedFrame['frame_name'] == 'UFID' || $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("", $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' || $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'], $frame_offset++, 1)); if ($id3v2_majorversion <= 3 && $frame_textencoding > 1 || $id3v2_majorversion == 4 && $frame_textencoding > 3) { $info['warning'][] = 'Invalid text encoding byte (' . $frame_textencoding . ') in frame "' . $parsedFrame['frame_name'] . '" - defaulting to ISO-8859-1 encoding'; } $frame_terminatorpos = strpos($parsedFrame['data'], $this->TextEncodingTerminatorLookup($frame_textencoding), $frame_offset); if (ord(substr($parsedFrame['data'], $frame_terminatorpos + strlen($this->TextEncodingTerminatorLookup($frame_textencoding)), 1)) === 0) { ++$frame_terminatorpos; // strpos() fooled because 2nd byte of Unicode chars are often 0x00 } $frame_description = substr($parsedFrame['data'], $frame_offset, $frame_terminatorpos - $frame_offset); if (ord($frame_description) === 0) { $frame_description = ''; } $parsedFrame['encodingid'] = $frame_textencoding; $parsedFrame['encoding'] = $this->TextEncodingNameLookup($frame_textencoding); $parsedFrame['description'] = $frame_description; $parsedFrame['data'] = substr($parsedFrame['data'], $frame_terminatorpos + strlen($this->TextEncodingTerminatorLookup($frame_textencoding))); if (!empty($parsedFrame['framenameshort']) && !empty($parsedFrame['data'])) { $info['id3v2']['comments'][$parsedFrame['framenameshort']][] = trim(Helper::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) { $info['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['encodingid'] = $frame_textencoding; $parsedFrame['encoding'] = $this->TextEncodingNameLookup($frame_textencoding); if (!empty($parsedFrame['framenameshort']) && !empty($parsedFrame['data'])) { $string = Helper::iconv_fallback($parsedFrame['encoding'], $info['id3v2']['encoding'], $parsedFrame['data']); $string = rtrim($string, ""); // remove possible terminating null (put by encoding id or software bug) $info['id3v2']['comments'][$parsedFrame['framenameshort']][] = $string; unset($string); } } elseif ($id3v2_majorversion >= 3 && $parsedFrame['frame_name'] == 'WXXX' || $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'], $frame_offset++, 1)); if ($id3v2_majorversion <= 3 && $frame_textencoding > 1 || $id3v2_majorversion == 4 && $frame_textencoding > 3) { $info['warning'][] = 'Invalid text encoding byte (' . $frame_textencoding . ') in frame "' . $parsedFrame['frame_name'] . '" - defaulting to ISO-8859-1 encoding'; } $frame_terminatorpos = strpos($parsedFrame['data'], $this->TextEncodingTerminatorLookup($frame_textencoding), $frame_offset); if (ord(substr($parsedFrame['data'], $frame_terminatorpos + strlen($this->TextEncodingTerminatorLookup($frame_textencoding)), 1)) === 0) { ++$frame_terminatorpos; // strpos() fooled because 2nd byte of Unicode chars are often 0x00 } $frame_description = substr($parsedFrame['data'], $frame_offset, $frame_terminatorpos - $frame_offset); if (ord($frame_description) === 0) { $frame_description = ''; } $parsedFrame['data'] = substr($parsedFrame['data'], $frame_terminatorpos + strlen($this->TextEncodingTerminatorLookup($frame_textencoding))); $frame_terminatorpos = strpos($parsedFrame['data'], $this->TextEncodingTerminatorLookup($frame_textencoding)); if (ord(substr($parsedFrame['data'], $frame_terminatorpos + strlen($this->TextEncodingTerminatorLookup($frame_textencoding)), 1)) === 0) { ++$frame_terminatorpos; // strpos() fooled because 2nd byte of Unicode chars are often 0x00 } if ($frame_terminatorpos) { // there are null bytes after the data - this is not according to spec // only use data up to first null byte $frame_urldata = (string) substr($parsedFrame['data'], 0, $frame_terminatorpos); } else { // no null bytes following data, just use all data $frame_urldata = (string) $parsedFrame['data']; } $parsedFrame['encodingid'] = $frame_textencoding; $parsedFrame['encoding'] = $this->TextEncodingNameLookup($frame_textencoding); $parsedFrame['url'] = $frame_urldata; $parsedFrame['description'] = $frame_description; if (!empty($parsedFrame['framenameshort']) && $parsedFrame['url']) { $info['id3v2']['comments'][$parsedFrame['framenameshort']][] = Helper::iconv_fallback($parsedFrame['encoding'], $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']); if (!empty($parsedFrame['framenameshort']) && $parsedFrame['url']) { $info['id3v2']['comments'][$parsedFrame['framenameshort']][] = $parsedFrame['url']; } unset($parsedFrame['data']); } elseif ($id3v2_majorversion == 3 && $parsedFrame['frame_name'] == 'IPLS' || $id3v2_majorversion == 2 && $parsedFrame['frame_name'] == 'IPL') { // 4.4 IPL Involved people list (ID3v2.2 only) // There may only be one 'IPL' frame in each tag // <Header for 'User defined URL link frame', ID: 'IPL'> // Text encoding $xx // People list strings <textstrings> $frame_offset = 0; $frame_textencoding = ord(substr($parsedFrame['data'], $frame_offset++, 1)); if ($id3v2_majorversion <= 3 && $frame_textencoding > 1 || $id3v2_majorversion == 4 && $frame_textencoding > 3) { $info['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']); $parsedFrame['data'] = (string) substr($parsedFrame['data'], $frame_offset); if (!empty($parsedFrame['framenameshort']) && !empty($parsedFrame['data'])) { $info['id3v2']['comments'][$parsedFrame['framenameshort']][] = Helper::iconv_fallback($parsedFrame['encoding'], $info['id3v2']['encoding'], $parsedFrame['data']); } } elseif ($id3v2_majorversion >= 3 && $parsedFrame['frame_name'] == 'MCDI' || $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' || $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']); $parsedFrame['timestamp'] = Helper::BigEndian2Int(substr($parsedFrame['data'], $frame_offset, 4)); $frame_offset += 4; } unset($parsedFrame['data']); } elseif ($id3v2_majorversion >= 3 && $parsedFrame['frame_name'] == 'MLLT' || $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; $parsedFrame['framesbetweenreferences'] = Helper::BigEndian2Int(substr($parsedFrame['data'], 0, 2)); $parsedFrame['bytesbetweenreferences'] = Helper::BigEndian2Int(substr($parsedFrame['data'], 2, 3)); $parsedFrame['msbetweenreferences'] = Helper::BigEndian2Int(substr($parsedFrame['data'], 5, 3)); $parsedFrame['bitsforbytesdeviation'] = Helper::BigEndian2Int(substr($parsedFrame['data'], 8, 1)); $parsedFrame['bitsformsdeviation'] = Helper::BigEndian2Int(substr($parsedFrame['data'], 9, 1)); $parsedFrame['data'] = substr($parsedFrame['data'], 10); while ($frame_offset < strlen($parsedFrame['data'])) { $deviationbitstream .= Helper::BigEndian2Bin(substr($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' || $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'] = Helper::BigEndian2Int(substr($parsedFrame['data'], $frame_offset, 4)); $frame_offset += 4; ++$timestamp_counter; } unset($parsedFrame['data']); } elseif ($id3v2_majorversion >= 3 && $parsedFrame['frame_name'] == 'USLT' || $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'], $frame_offset++, 1)); if ($id3v2_majorversion <= 3 && $frame_textencoding > 1 || $id3v2_majorversion == 4 && $frame_textencoding > 3) { $info['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; $frame_terminatorpos = strpos($parsedFrame['data'], $this->TextEncodingTerminatorLookup($frame_textencoding), $frame_offset); if (ord(substr($parsedFrame['data'], $frame_terminatorpos + strlen($this->TextEncodingTerminatorLookup($frame_textencoding)), 1)) === 0) { ++$frame_terminatorpos; // strpos() fooled because 2nd byte of Unicode chars are often 0x00 } $frame_description = substr($parsedFrame['data'], $frame_offset, $frame_terminatorpos - $frame_offset); if (ord($frame_description) === 0) { $frame_description = ''; } $parsedFrame['data'] = substr($parsedFrame['data'], $frame_terminatorpos + strlen($this->TextEncodingTerminatorLookup($frame_textencoding))); $parsedFrame['encodingid'] = $frame_textencoding; $parsedFrame['encoding'] = $this->TextEncodingNameLookup($frame_textencoding); $parsedFrame['data'] = $parsedFrame['data']; $parsedFrame['language'] = $frame_language; $parsedFrame['languagename'] = $this->LanguageLookup($frame_language, false); $parsedFrame['description'] = $frame_description; if (!empty($parsedFrame['framenameshort']) && !empty($parsedFrame['data'])) { $info['id3v2']['comments'][$parsedFrame['framenameshort']][] = Helper::iconv_fallback($parsedFrame['encoding'], $info['id3v2']['encoding'], $parsedFrame['data']); } unset($parsedFrame['data']); } elseif ($id3v2_majorversion >= 3 && $parsedFrame['frame_name'] == 'SYLT' || $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'], $frame_offset++, 1)); if ($id3v2_majorversion <= 3 && $frame_textencoding > 1 || $id3v2_majorversion == 4 && $frame_textencoding > 3) { $info['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; $parsedFrame['timestampformat'] = ord(substr($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, $this->TextEncodingTerminatorLookup($frame_textencoding)); if ($frame_terminatorpos === false) { $frame_remainingdata = ''; } else { if (ord(substr($frame_remainingdata, $frame_terminatorpos + strlen($this->TextEncodingTerminatorLookup($frame_textencoding)), 1)) === 0) { ++$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, $frame_terminatorpos + strlen($this->TextEncodingTerminatorLookup($frame_textencoding))); if ($timestampindex == 0 && ord($frame_remainingdata[0]) != 0) { // timestamp probably omitted for first data item } else { $parsedFrame['lyrics'][$timestampindex]['timestamp'] = Helper::BigEndian2Int(substr($frame_remainingdata, 0, 4)); $frame_remainingdata = substr($frame_remainingdata, 4); } ++$timestampindex; } } unset($parsedFrame['data']); } elseif ($id3v2_majorversion >= 3 && $parsedFrame['frame_name'] == 'COMM' || $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) { $info['warning'][] = 'Invalid data (too short) for "' . $parsedFrame['frame_name'] . '" frame at offset ' . $parsedFrame['dataoffset']; } else { $frame_offset = 0; $frame_textencoding = ord(substr($parsedFrame['data'], $frame_offset++, 1)); if ($id3v2_majorversion <= 3 && $frame_textencoding > 1 || $id3v2_majorversion == 4 && $frame_textencoding > 3) { $info['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; $frame_terminatorpos = strpos($parsedFrame['data'], $this->TextEncodingTerminatorLookup($frame_textencoding), $frame_offset); if (ord(substr($parsedFrame['data'], $frame_terminatorpos + strlen($this->TextEncodingTerminatorLookup($frame_textencoding)), 1)) === 0) { ++$frame_terminatorpos; // strpos() fooled because 2nd byte of Unicode chars are often 0x00 } $frame_description = substr($parsedFrame['data'], $frame_offset, $frame_terminatorpos - $frame_offset); if (ord($frame_description) === 0) { $frame_description = ''; } $frame_text = (string) substr($parsedFrame['data'], $frame_terminatorpos + strlen($this->TextEncodingTerminatorLookup($frame_textencoding))); $parsedFrame['encodingid'] = $frame_textencoding; $parsedFrame['encoding'] = $this->TextEncodingNameLookup($frame_textencoding); $parsedFrame['language'] = $frame_language; $parsedFrame['languagename'] = $this->LanguageLookup($frame_language, false); $parsedFrame['description'] = $frame_description; $parsedFrame['data'] = $frame_text; if (!empty($parsedFrame['framenameshort']) && !empty($parsedFrame['data'])) { $info['id3v2']['comments'][$parsedFrame['framenameshort']][] = Helper::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'], ""); $frame_idstring = substr($parsedFrame['data'], 0, $frame_terminatorpos); if (ord($frame_idstring) === 0) { $frame_idstring = ''; } $frame_remainingdata = substr($parsedFrame['data'], $frame_terminatorpos + strlen("")); $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'] = Helper::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) { $info['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'] = Helper::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' || $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; $frame_incrdecrflags = Helper::BigEndian2Bin(substr($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); $parsedFrame['volumechange']['right'] = Helper::BigEndian2Int(substr($parsedFrame['data'], $frame_offset, $frame_bytesvolume)); if ($parsedFrame['incdec']['right'] === false) { $parsedFrame['volumechange']['right'] *= -1; } $frame_offset += $frame_bytesvolume; $parsedFrame['volumechange']['left'] = Helper::BigEndian2Int(substr($parsedFrame['data'], $frame_offset, $frame_bytesvolume)); if ($parsedFrame['incdec']['left'] === false) { $parsedFrame['volumechange']['left'] *= -1; } $frame_offset += $frame_bytesvolume; $parsedFrame['peakvolume']['right'] = Helper::BigEndian2Int(substr($parsedFrame['data'], $frame_offset, $frame_bytesvolume)); $frame_offset += $frame_bytesvolume; $parsedFrame['peakvolume']['left'] = Helper::BigEndian2Int(substr($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); $parsedFrame['volumechange']['rightrear'] = Helper::BigEndian2Int(substr($parsedFrame['data'], $frame_offset, $frame_bytesvolume)); if ($parsedFrame['incdec']['rightrear'] === false) { $parsedFrame['volumechange']['rightrear'] *= -1; } $frame_offset += $frame_bytesvolume; $parsedFrame['volumechange']['leftrear'] = Helper::BigEndian2Int(substr($parsedFrame['data'], $frame_offset, $frame_bytesvolume)); if ($parsedFrame['incdec']['leftrear'] === false) { $parsedFrame['volumechange']['leftrear'] *= -1; } $frame_offset += $frame_bytesvolume; $parsedFrame['peakvolume']['rightrear'] = Helper::BigEndian2Int(substr($parsedFrame['data'], $frame_offset, $frame_bytesvolume)); $frame_offset += $frame_bytesvolume; $parsedFrame['peakvolume']['leftrear'] = Helper::BigEndian2Int(substr($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); $parsedFrame['volumechange']['center'] = Helper::BigEndian2Int(substr($parsedFrame['data'], $frame_offset, $frame_bytesvolume)); if ($parsedFrame['incdec']['center'] === false) { $parsedFrame['volumechange']['center'] *= -1; } $frame_offset += $frame_bytesvolume; $parsedFrame['peakvolume']['center'] = Helper::BigEndian2Int(substr($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); $parsedFrame['volumechange']['bass'] = Helper::BigEndian2Int(substr($parsedFrame['data'], $frame_offset, $frame_bytesvolume)); if ($parsedFrame['incdec']['bass'] === false) { $parsedFrame['volumechange']['bass'] *= -1; } $frame_offset += $frame_bytesvolume; $parsedFrame['peakvolume']['bass'] = Helper::BigEndian2Int(substr($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'], "", $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'], $frame_terminatorpos + strlen("")); while (strlen($frame_remainingdata)) { $frame_frequency = Helper::BigEndian2Int(substr($frame_remainingdata, 0, 2)) / 2; $parsedFrame['data'][$frame_frequency] = Helper::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' || $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) { $frame_frequencystr = Helper::BigEndian2Bin(substr($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'] = Helper::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' || $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; $parsedFrame['left'] = Helper::BigEndian2Int(substr($parsedFrame['data'], $frame_offset, 2)); $frame_offset += 2; $parsedFrame['right'] = Helper::BigEndian2Int(substr($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' || $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'], $frame_offset++, 1)); if ($id3v2_majorversion <= 3 && $frame_textencoding > 1 || $id3v2_majorversion == 4 && $frame_textencoding > 3) { $info['warning'][] = 'Invalid text encoding byte (' . $frame_textencoding . ') in frame "' . $parsedFrame['frame_name'] . '" - defaulting to ISO-8859-1 encoding'; } if ($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'], "", $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(""); } else { $frame_offset += 3; } } if ($id3v2_majorversion > 2 && strlen($parsedFrame['data']) > $frame_offset) { $frame_terminatorpos = strpos($parsedFrame['data'], "", $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(""); } $frame_picturetype = ord(substr($parsedFrame['data'], $frame_offset++, 1)); if ($frame_offset >= $parsedFrame['datalength']) { $info['warning'][] = 'data portion of APIC frame is missing at offset ' . ($parsedFrame['dataoffset'] + 8 + $frame_offset); } else { $frame_terminatorpos = strpos($parsedFrame['data'], $this->TextEncodingTerminatorLookup($frame_textencoding), $frame_offset); if (ord(substr($parsedFrame['data'], $frame_terminatorpos + strlen($this->TextEncodingTerminatorLookup($frame_textencoding)), 1)) === 0) { ++$frame_terminatorpos; // strpos() fooled because 2nd byte of Unicode chars are often 0x00 } $frame_description = substr($parsedFrame['data'], $frame_offset, $frame_terminatorpos - $frame_offset); if (ord($frame_description) === 0) { $frame_description = ''; } $parsedFrame['encodingid'] = $frame_textencoding; $parsedFrame['encoding'] = $this->TextEncodingNameLookup($frame_textencoding); if ($id3v2_majorversion == 2) { $parsedFrame['imagetype'] = $frame_imagetype; } else { $parsedFrame['mime'] = $frame_mimetype; } $parsedFrame['picturetypeid'] = $frame_picturetype; $parsedFrame['picturetype'] = $this->APICPictureTypeLookup($frame_picturetype); $parsedFrame['description'] = $frame_description; $parsedFrame['data'] = substr($parsedFrame['data'], $frame_terminatorpos + strlen($this->TextEncodingTerminatorLookup($frame_textencoding))); $parsedFrame['datalength'] = strlen($parsedFrame['data']); $parsedFrame['image_mime'] = ''; $imageinfo = array(); $imagechunkcheck = Helper::GetDataImageSize($parsedFrame['data'], $imageinfo); if ($imagechunkcheck[2] >= 1 && $imagechunkcheck[2] <= 3) { $parsedFrame['image_mime'] = 'image/' . Helper::ImageTypesLookup($imagechunkcheck[2]); if ($imagechunkcheck[0]) { $parsedFrame['image_width'] = $imagechunkcheck[0]; } if ($imagechunkcheck[1]) { $parsedFrame['image_height'] = $imagechunkcheck[1]; } } do { if ($this->inline_attachments === false) { // skip entirely unset($parsedFrame['data']); break; } if ($this->inline_attachments === true) { // great } elseif (is_int($this->inline_attachments)) { if ($this->inline_attachments < $parsedFrame['data_length']) { // too big, skip $info['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->inline_attachments)) { $this->inline_attachments = rtrim(str_replace(array('/', '\\'), DIRECTORY_SEPARATOR, $this->inline_attachments), DIRECTORY_SEPARATOR); if (!is_dir($this->inline_attachments) || !is_writable($this->inline_attachments)) { // cannot write, skip $info['warning'][] = 'attachment at ' . $frame_offset . ' cannot be saved to "' . $this->inline_attachments . '" (not writable)'; unset($parsedFrame['data']); break; } } // if we get this far, must be OK if (is_string($this->inline_attachments)) { $destination_filename = $this->inline_attachments . DIRECTORY_SEPARATOR . md5($info['filenamepath']) . '_' . $frame_offset; if (!file_exists($destination_filename) || is_writable($destination_filename)) { file_put_contents($destination_filename, $parsedFrame['data']); } else { $info['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(); } $info['id3v2']['comments']['picture'][] = array('data' => $parsedFrame['data'], 'image_mime' => $parsedFrame['image_mime']); } } } while (false); } } elseif ($id3v2_majorversion >= 3 && $parsedFrame['frame_name'] == 'GEOB' || $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'], $frame_offset++, 1)); if ($id3v2_majorversion <= 3 && $frame_textencoding > 1 || $id3v2_majorversion == 4 && $frame_textencoding > 3) { $info['warning'][] = 'Invalid text encoding byte (' . $frame_textencoding . ') in frame "' . $parsedFrame['frame_name'] . '" - defaulting to ISO-8859-1 encoding'; } $frame_terminatorpos = strpos($parsedFrame['data'], "", $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(""); $frame_terminatorpos = strpos($parsedFrame['data'], $this->TextEncodingTerminatorLookup($frame_textencoding), $frame_offset); if (ord(substr($parsedFrame['data'], $frame_terminatorpos + strlen($this->TextEncodingTerminatorLookup($frame_textencoding)), 1)) === 0) { ++$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 = $frame_terminatorpos + strlen($this->TextEncodingTerminatorLookup($frame_textencoding)); $frame_terminatorpos = strpos($parsedFrame['data'], $this->TextEncodingTerminatorLookup($frame_textencoding), $frame_offset); if (ord(substr($parsedFrame['data'], $frame_terminatorpos + strlen($this->TextEncodingTerminatorLookup($frame_textencoding)), 1)) === 0) { ++$frame_terminatorpos; // strpos() fooled because 2nd byte of Unicode chars are often 0x00 } $frame_description = substr($parsedFrame['data'], $frame_offset, $frame_terminatorpos - $frame_offset); if (ord($frame_description) === 0) { $frame_description = ''; } $frame_offset = $frame_terminatorpos + strlen($this->TextEncodingTerminatorLookup($frame_textencoding)); $parsedFrame['objectdata'] = (string) substr($parsedFrame['data'], $frame_offset); $parsedFrame['encodingid'] = $frame_textencoding; $parsedFrame['encoding'] = $this->TextEncodingNameLookup($frame_textencoding); $parsedFrame['mime'] = $frame_mimetype; $parsedFrame['filename'] = $frame_filename; $parsedFrame['description'] = $frame_description; unset($parsedFrame['data']); } elseif ($id3v2_majorversion >= 3 && $parsedFrame['frame_name'] == 'PCNT' || $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 ...) $parsedFrame['data'] = Helper::BigEndian2Int($parsedFrame['data']); } elseif ($id3v2_majorversion >= 3 && $parsedFrame['frame_name'] == 'POPM' || $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'], "", $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(""); $frame_rating = ord(substr($parsedFrame['data'], $frame_offset++, 1)); $parsedFrame['counter'] = Helper::BigEndian2Int(substr($parsedFrame['data'], $frame_offset)); $parsedFrame['email'] = $frame_emailaddress; $parsedFrame['rating'] = $frame_rating; unset($parsedFrame['data']); } elseif ($id3v2_majorversion >= 3 && $parsedFrame['frame_name'] == 'RBUF' || $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; $parsedFrame['buffersize'] = Helper::BigEndian2Int(substr($parsedFrame['data'], $frame_offset, 3)); $frame_offset += 3; $frame_embeddedinfoflags = Helper::BigEndian2Bin(substr($parsedFrame['data'], $frame_offset++, 1)); $parsedFrame['flags']['embededinfo'] = (bool) substr($frame_embeddedinfoflags, 7, 1); $parsedFrame['nexttagoffset'] = Helper::BigEndian2Int(substr($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'], "", $frame_offset); $frame_ownerid = substr($parsedFrame['data'], $frame_offset, $frame_terminatorpos - $frame_offset); $frame_offset = $frame_terminatorpos + strlen(""); $frame_terminatorpos = strpos($parsedFrame['data'], "", $frame_offset); $frame_description = substr($parsedFrame['data'], $frame_offset, $frame_terminatorpos - $frame_offset); if (ord($frame_description) === 0) { $frame_description = ''; } $frame_offset = $frame_terminatorpos + strlen(""); $parsedFrame['ownerid'] = $frame_ownerid; $parsedFrame['data'] = (string) substr($parsedFrame['data'], $frame_offset); $parsedFrame['description'] = $frame_description; unset($parsedFrame['data']); } elseif ($id3v2_majorversion >= 3 && $parsedFrame['frame_name'] == 'AENC' || $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'], "", $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(""); $parsedFrame['ownerid'] = $frame_ownerid; $parsedFrame['previewstart'] = Helper::BigEndian2Int(substr($parsedFrame['data'], $frame_offset, 2)); $frame_offset += 2; $parsedFrame['previewlength'] = Helper::BigEndian2Int(substr($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' || $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'], "", $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(""); $parsedFrame['url'] = $frame_url; $parsedFrame['additionaldata'] = (string) substr($parsedFrame['data'], $frame_offset); if (!empty($parsedFrame['framenameshort']) && $parsedFrame['url']) { $info['id3v2']['comments'][$parsedFrame['framenameshort']][] = utf8_encode($parsedFrame['url']); } unset($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)); $parsedFrame['position'] = Helper::BigEndian2Int(substr($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) { $info['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'], $frame_offset); if (!empty($parsedFrame['framenameshort']) && !empty($parsedFrame['data'])) { $info['id3v2']['comments'][$parsedFrame['framenameshort']][] = Helper::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) { $info['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'], "", $frame_offset); $frame_pricepaid = substr($parsedFrame['data'], $frame_offset, $frame_terminatorpos - $frame_offset); $frame_offset = $frame_terminatorpos + strlen(""); $parsedFrame['pricepaid']['currencyid'] = substr($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'], $frame_offset); unset($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'], $frame_offset++, 1)); if ($id3v2_majorversion <= 3 && $frame_textencoding > 1 || $id3v2_majorversion == 4 && $frame_textencoding > 3) { $info['warning'][] = 'Invalid text encoding byte (' . $frame_textencoding . ') in frame "' . $parsedFrame['frame_name'] . '" - defaulting to ISO-8859-1 encoding'; } $frame_terminatorpos = strpos($parsedFrame['data'], "", $frame_offset); $frame_pricestring = substr($parsedFrame['data'], $frame_offset, $frame_terminatorpos - $frame_offset); $frame_offset = $frame_terminatorpos + strlen(""); $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'], "", $frame_offset); $frame_contacturl = substr($parsedFrame['data'], $frame_offset, $frame_terminatorpos - $frame_offset); $frame_offset = $frame_terminatorpos + strlen(""); $frame_receivedasid = ord(substr($parsedFrame['data'], $frame_offset++, 1)); $frame_terminatorpos = strpos($parsedFrame['data'], $this->TextEncodingTerminatorLookup($frame_textencoding), $frame_offset); if (ord(substr($parsedFrame['data'], $frame_terminatorpos + strlen($this->TextEncodingTerminatorLookup($frame_textencoding)), 1)) === 0) { ++$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 = $frame_terminatorpos + strlen($this->TextEncodingTerminatorLookup($frame_textencoding)); $frame_terminatorpos = strpos($parsedFrame['data'], $this->TextEncodingTerminatorLookup($frame_textencoding), $frame_offset); if (ord(substr($parsedFrame['data'], $frame_terminatorpos + strlen($this->TextEncodingTerminatorLookup($frame_textencoding)), 1)) === 0) { ++$frame_terminatorpos; // strpos() fooled because 2nd byte of Unicode chars are often 0x00 } $frame_description = substr($parsedFrame['data'], $frame_offset, $frame_terminatorpos - $frame_offset); if (ord($frame_description) === 0) { $frame_description = ''; } $frame_offset = $frame_terminatorpos + strlen($this->TextEncodingTerminatorLookup($frame_textencoding)); $frame_terminatorpos = strpos($parsedFrame['data'], "", $frame_offset); $frame_mimetype = substr($parsedFrame['data'], $frame_offset, $frame_terminatorpos - $frame_offset); $frame_offset = $frame_terminatorpos + strlen(""); $frame_sellerlogo = substr($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['description'] = $frame_description; $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'], "", $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(""); $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'], "", $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(""); $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'], "", $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(""); $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; $parsedFrame['data'] = Helper::BigEndian2Int(substr($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; $parsedFrame['datastart'] = Helper::BigEndian2Int(substr($parsedFrame['data'], $frame_offset, 4)); $frame_offset += 4; $parsedFrame['indexeddatalength'] = Helper::BigEndian2Int(substr($parsedFrame['data'], $frame_offset, 4)); $frame_offset += 4; $parsedFrame['indexpoints'] = Helper::BigEndian2Int(substr($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 < $frame_indexpoints; ++$i) { $parsedFrame['indexes'][$i] = Helper::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; $parsedFrame['peakamplitude'] = Helper::BigEndian2Float(substr($parsedFrame['data'], $frame_offset, 4)); $frame_offset += 4; $rg_track_adjustment = Helper::Dec2Bin(substr($parsedFrame['data'], $frame_offset, 2)); $frame_offset += 2; $rg_album_adjustment = Helper::Dec2Bin(substr($parsedFrame['data'], $frame_offset, 2)); $frame_offset += 2; $parsedFrame['raw']['track']['name'] = Helper::Bin2Dec(substr($rg_track_adjustment, 0, 3)); $parsedFrame['raw']['track']['originator'] = Helper::Bin2Dec(substr($rg_track_adjustment, 3, 3)); $parsedFrame['raw']['track']['signbit'] = Helper::Bin2Dec(substr($rg_track_adjustment, 6, 1)); $parsedFrame['raw']['track']['adjustment'] = Helper::Bin2Dec(substr($rg_track_adjustment, 7, 9)); $parsedFrame['raw']['album']['name'] = Helper::Bin2Dec(substr($rg_album_adjustment, 0, 3)); $parsedFrame['raw']['album']['originator'] = Helper::Bin2Dec(substr($rg_album_adjustment, 3, 3)); $parsedFrame['raw']['album']['signbit'] = Helper::Bin2Dec(substr($rg_album_adjustment, 6, 1)); $parsedFrame['raw']['album']['adjustment'] = Helper::Bin2Dec(substr($rg_album_adjustment, 7, 9)); $parsedFrame['track']['name'] = Helper::RGADnameLookup($parsedFrame['raw']['track']['name']); $parsedFrame['track']['originator'] = Helper::RGADoriginatorLookup($parsedFrame['raw']['track']['originator']); $parsedFrame['track']['adjustment'] = Helper::RGADadjustmentLookup($parsedFrame['raw']['track']['adjustment'], $parsedFrame['raw']['track']['signbit']); $parsedFrame['album']['name'] = Helper::RGADnameLookup($parsedFrame['raw']['album']['name']); $parsedFrame['album']['originator'] = Helper::RGADoriginatorLookup($parsedFrame['raw']['album']['originator']); $parsedFrame['album']['adjustment'] = Helper::RGADadjustmentLookup($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']); } return true; }
/** * @return bool */ public function analyze() { $info =& $this->getid3->info; $info['fileformat'] = 'jpg'; $info['video']['dataformat'] = 'jpg'; $info['video']['lossless'] = false; $info['video']['bits_per_sample'] = 24; $info['video']['pixel_aspect_ratio'] = (double) 1; fseek($this->getid3->fp, $info['avdataoffset'], SEEK_SET); $imageinfo = array(); list($width, $height, $type) = Helper::GetDataImageSize(fread($this->getid3->fp, $info['filesize']), $imageinfo); if (isset($imageinfo['APP13'])) { // http://php.net/iptcparse // http://www.sno.phy.queensu.ca/~phil/exiftool/TagNames/IPTC.html $iptc_parsed = iptcparse($imageinfo['APP13']); if (is_array($iptc_parsed)) { foreach ($iptc_parsed as $iptc_key_raw => $iptc_values) { list($iptc_record, $iptc_tagkey) = explode('#', $iptc_key_raw); $iptc_tagkey = intval(ltrim($iptc_tagkey, '0')); foreach ($iptc_values as $key => $value) { $IPTCrecordName = $this->IPTCrecordName($iptc_record); $IPTCrecordTagName = $this->IPTCrecordTagName($iptc_record, $iptc_tagkey); if (isset($info['iptc'][$IPTCrecordName][$IPTCrecordTagName])) { $info['iptc'][$IPTCrecordName][$IPTCrecordTagName][] = $value; } else { $info['iptc'][$IPTCrecordName][$IPTCrecordTagName] = array($value); } } } } } $returnOK = false; switch ($type) { case IMG_JPG: $info['video']['resolution_x'] = $width; $info['video']['resolution_y'] = $height; if (isset($imageinfo['APP1'])) { if (function_exists('exif_read_data')) { if (substr($imageinfo['APP1'], 0, 4) == 'Exif') { $info['jpg']['exif'] = @exif_read_data($info['filenamepath'], '', true, false); } else { $info['warning'][] = 'exif_read_data() cannot parse non-EXIF data in APP1 (expected "Exif", found "' . substr($imageinfo['APP1'], 0, 4) . '")'; } } else { $info['warning'][] = 'EXIF parsing only available when ' . (GetId3Core::environmentIsWindows() ? 'php_exif.dll enabled' : 'compiled with --enable-exif'); } } $returnOK = true; break; default: break; } $cast_as_appropriate_keys = array('EXIF', 'IFD0', 'THUMBNAIL'); foreach ($cast_as_appropriate_keys as $exif_key) { if (isset($info['jpg']['exif'][$exif_key])) { foreach ($info['jpg']['exif'][$exif_key] as $key => $value) { $info['jpg']['exif'][$exif_key][$key] = $this->CastAsAppropriate($value); } } } if (isset($info['jpg']['exif']['GPS'])) { if (isset($info['jpg']['exif']['GPS']['GPSVersion'])) { for ($i = 0; $i < 4; ++$i) { $version_subparts[$i] = ord(substr($info['jpg']['exif']['GPS']['GPSVersion'], $i, 1)); } $info['jpg']['exif']['GPS']['computed']['version'] = 'v' . implode('.', $version_subparts); } if (isset($info['jpg']['exif']['GPS']['GPSDateStamp'])) { $explodedGPSDateStamp = explode(':', $info['jpg']['exif']['GPS']['GPSDateStamp']); $computed_time[5] = isset($explodedGPSDateStamp[0]) ? $explodedGPSDateStamp[0] : ''; $computed_time[3] = isset($explodedGPSDateStamp[1]) ? $explodedGPSDateStamp[1] : ''; $computed_time[4] = isset($explodedGPSDateStamp[2]) ? $explodedGPSDateStamp[2] : ''; if (function_exists('date_default_timezone_set')) { date_default_timezone_set('UTC'); } else { ini_set('date.timezone', 'UTC'); } $computed_time = array(0 => 0, 1 => 0, 2 => 0, 3 => 0, 4 => 0, 5 => 0); if (isset($info['jpg']['exif']['GPS']['GPSTimeStamp']) && is_array($info['jpg']['exif']['GPS']['GPSTimeStamp'])) { foreach ($info['jpg']['exif']['GPS']['GPSTimeStamp'] as $key => $value) { $computed_time[$key] = Helper::DecimalizeFraction($value); } } $info['jpg']['exif']['GPS']['computed']['timestamp'] = mktime($computed_time[0], $computed_time[1], $computed_time[2], $computed_time[3], $computed_time[4], $computed_time[5]); } if (isset($info['jpg']['exif']['GPS']['GPSLatitude']) && is_array($info['jpg']['exif']['GPS']['GPSLatitude'])) { $direction_multiplier = isset($info['jpg']['exif']['GPS']['GPSLatitudeRef']) && $info['jpg']['exif']['GPS']['GPSLatitudeRef'] == 'S' ? -1 : 1; foreach ($info['jpg']['exif']['GPS']['GPSLatitude'] as $key => $value) { $computed_latitude[$key] = Helper::DecimalizeFraction($value); } $info['jpg']['exif']['GPS']['computed']['latitude'] = $direction_multiplier * ($computed_latitude[0] + $computed_latitude[1] / 60 + $computed_latitude[2] / 3600); } if (isset($info['jpg']['exif']['GPS']['GPSLongitude']) && is_array($info['jpg']['exif']['GPS']['GPSLongitude'])) { $direction_multiplier = isset($info['jpg']['exif']['GPS']['GPSLongitudeRef']) && $info['jpg']['exif']['GPS']['GPSLongitudeRef'] == 'W' ? -1 : 1; foreach ($info['jpg']['exif']['GPS']['GPSLongitude'] as $key => $value) { $computed_longitude[$key] = Helper::DecimalizeFraction($value); } $info['jpg']['exif']['GPS']['computed']['longitude'] = $direction_multiplier * ($computed_longitude[0] + $computed_longitude[1] / 60 + $computed_longitude[2] / 3600); } if (isset($info['jpg']['exif']['GPS']['GPSAltitude'])) { $direction_multiplier = isset($info['jpg']['exif']['GPS']['GPSAltitudeRef']) && $info['jpg']['exif']['GPS']['GPSAltitudeRef'] === chr(1) ? -1 : 1; $info['jpg']['exif']['GPS']['computed']['altitude'] = $direction_multiplier * Helper::DecimalizeFraction($info['jpg']['exif']['GPS']['GPSAltitude']); } } if (class_exists('Helpers\\GetId3\\Module\\Tag\\Xmp')) { if (isset($info['filenamepath'])) { $image_xmp = new Xmp($info['filenamepath']); $xmp_raw = $image_xmp->getAllTags(); foreach ($xmp_raw as $key => $value) { list($subsection, $tagname) = explode(':', $key); $info['xmp'][$subsection][$tagname] = $this->CastAsAppropriate($value); } } } if (!$returnOK) { unset($info['fileformat']); return false; } return true; }