1824 lines
94 KiB
PHP
1824 lines
94 KiB
PHP
<?php
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/////////////////////////////////////////////////////////////////
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/// getID3() by James Heinrich <info@getid3.org> //
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// available at http://getid3.sourceforge.net //
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// or http://www.getid3.org //
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/////////////////////////////////////////////////////////////////
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// See readme.txt for more details //
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/////////////////////////////////////////////////////////////////
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// //
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// module.audio-video.quicktime.php //
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// module for analyzing Quicktime and MP3-in-MP4 files //
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// dependencies: module.audio.mp3.php //
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// ///
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/////////////////////////////////////////////////////////////////
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getid3_lib::IncludeDependency(GETID3_INCLUDEPATH.'module.audio.mp3.php', __FILE__, true);
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class getid3_quicktime
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{
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function getid3_quicktime(&$fd, &$ThisFileInfo, $ReturnAtomData=true, $ParseAllPossibleAtoms=false) {
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$ThisFileInfo['fileformat'] = 'quicktime';
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$ThisFileInfo['quicktime']['hinting'] = false;
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$ThisFileInfo['quicktime']['controller'] = 'standard'; // may be overridden if 'ctyp' atom is present
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fseek($fd, $ThisFileInfo['avdataoffset'], SEEK_SET);
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$offset = 0;
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$atomcounter = 0;
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while ($offset < $ThisFileInfo['avdataend']) {
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if (!getid3_lib::intValueSupported($offset)) {
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$ThisFileInfo['error'][] = 'Unable to parse atom at offset '.$offset.' because beyond '.round(PHP_INT_MAX / 1073741824).'GB limit of PHP filesystem functions';
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break;
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}
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fseek($fd, $offset, SEEK_SET);
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$AtomHeader = fread($fd, 8);
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$atomsize = getid3_lib::BigEndian2Int(substr($AtomHeader, 0, 4));
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$atomname = substr($AtomHeader, 4, 4);
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// 64-bit MOV patch by jlegateØktnc*com
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if ($atomsize == 1) {
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$atomsize = getid3_lib::BigEndian2Int(fread($fd, 8));
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}
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$ThisFileInfo['quicktime'][$atomname]['name'] = $atomname;
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$ThisFileInfo['quicktime'][$atomname]['size'] = $atomsize;
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$ThisFileInfo['quicktime'][$atomname]['offset'] = $offset;
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if (($offset + $atomsize) > $ThisFileInfo['avdataend']) {
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$ThisFileInfo['error'][] = 'Atom at offset '.$offset.' claims to go beyond end-of-file (length: '.$atomsize.' bytes)';
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return false;
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}
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if ($atomsize == 0) {
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// Furthermore, for historical reasons the list of atoms is optionally
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// terminated by a 32-bit integer set to 0. If you are writing a program
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// to read user data atoms, you should allow for the terminating 0.
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break;
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}
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switch ($atomname) {
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case 'mdat': // Media DATa atom
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// 'mdat' contains the actual data for the audio/video
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if (($atomsize > 8) && (!isset($ThisFileInfo['avdataend_tmp']) || ($ThisFileInfo['quicktime'][$atomname]['size'] > ($ThisFileInfo['avdataend_tmp'] - $ThisFileInfo['avdataoffset'])))) {
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$ThisFileInfo['avdataoffset'] = $ThisFileInfo['quicktime'][$atomname]['offset'] + 8;
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$OldAVDataEnd = $ThisFileInfo['avdataend'];
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$ThisFileInfo['avdataend'] = $ThisFileInfo['quicktime'][$atomname]['offset'] + $ThisFileInfo['quicktime'][$atomname]['size'];
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if (getid3_mp3::MPEGaudioHeaderValid(getid3_mp3::MPEGaudioHeaderDecode(fread($fd, 4)))) {
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getid3_mp3::getOnlyMPEGaudioInfo($fd, $ThisFileInfo, $ThisFileInfo['avdataoffset'], false);
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if (isset($ThisFileInfo['mpeg']['audio'])) {
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$ThisFileInfo['audio']['dataformat'] = 'mp3';
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$ThisFileInfo['audio']['codec'] = (!empty($ThisFileInfo['mpeg']['audio']['encoder']) ? $ThisFileInfo['mpeg']['audio']['encoder'] : (!empty($ThisFileInfo['mpeg']['audio']['codec']) ? $ThisFileInfo['mpeg']['audio']['codec'] : (!empty($ThisFileInfo['mpeg']['audio']['LAME']) ? 'LAME' :'mp3')));
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$ThisFileInfo['audio']['sample_rate'] = $ThisFileInfo['mpeg']['audio']['sample_rate'];
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$ThisFileInfo['audio']['channels'] = $ThisFileInfo['mpeg']['audio']['channels'];
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$ThisFileInfo['audio']['bitrate'] = $ThisFileInfo['mpeg']['audio']['bitrate'];
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$ThisFileInfo['audio']['bitrate_mode'] = strtolower($ThisFileInfo['mpeg']['audio']['bitrate_mode']);
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$ThisFileInfo['bitrate'] = $ThisFileInfo['audio']['bitrate'];
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}
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}
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$ThisFileInfo['avdataend'] = $OldAVDataEnd;
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unset($OldAVDataEnd);
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}
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break;
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case 'free': // FREE space atom
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case 'skip': // SKIP atom
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case 'wide': // 64-bit expansion placeholder atom
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// 'free', 'skip' and 'wide' are just padding, contains no useful data at all
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break;
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default:
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$atomHierarchy = array();
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$ThisFileInfo['quicktime'][$atomname] = $this->QuicktimeParseAtom($atomname, $atomsize, fread($fd, $atomsize), $ThisFileInfo, $offset, $atomHierarchy, $ParseAllPossibleAtoms);
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break;
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}
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$offset += $atomsize;
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$atomcounter++;
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}
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if (!empty($ThisFileInfo['avdataend_tmp'])) {
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// this value is assigned to a temp value and then erased because
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// otherwise any atoms beyond the 'mdat' atom would not get parsed
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$ThisFileInfo['avdataend'] = $ThisFileInfo['avdataend_tmp'];
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unset($ThisFileInfo['avdataend_tmp']);
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}
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if (!isset($ThisFileInfo['bitrate']) && isset($ThisFileInfo['playtime_seconds'])) {
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$ThisFileInfo['bitrate'] = (($ThisFileInfo['avdataend'] - $ThisFileInfo['avdataoffset']) * 8) / $ThisFileInfo['playtime_seconds'];
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}
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if (isset($ThisFileInfo['bitrate']) && !isset($ThisFileInfo['audio']['bitrate']) && !isset($ThisFileInfo['quicktime']['video'])) {
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$ThisFileInfo['audio']['bitrate'] = $ThisFileInfo['bitrate'];
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}
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if (!empty($ThisFileInfo['playtime_seconds']) && !isset($ThisFileInfo['video']['frame_rate']) && !empty($ThisFileInfo['quicktime']['stts_framecount'])) {
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foreach ($ThisFileInfo['quicktime']['stts_framecount'] as $key => $samples_count) {
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$samples_per_second = $samples_count / $ThisFileInfo['playtime_seconds'];
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if ($samples_per_second > 240) {
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// has to be audio samples
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} else {
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$ThisFileInfo['video']['frame_rate'] = $samples_per_second;
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break;
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}
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}
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}
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if (($ThisFileInfo['audio']['dataformat'] == 'mp4') && empty($ThisFileInfo['video']['resolution_x'])) {
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$ThisFileInfo['fileformat'] = 'mp4';
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$ThisFileInfo['mime_type'] = 'audio/mp4';
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unset($ThisFileInfo['video']['dataformat']);
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}
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if (!$ReturnAtomData) {
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unset($ThisFileInfo['quicktime']['moov']);
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}
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if (empty($ThisFileInfo['audio']['dataformat']) && !empty($ThisFileInfo['quicktime']['audio'])) {
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$ThisFileInfo['audio']['dataformat'] = 'quicktime';
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}
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if (empty($ThisFileInfo['video']['dataformat']) && !empty($ThisFileInfo['quicktime']['video'])) {
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$ThisFileInfo['video']['dataformat'] = 'quicktime';
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}
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return true;
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}
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function QuicktimeParseAtom($atomname, $atomsize, $atom_data, &$ThisFileInfo, $baseoffset, &$atomHierarchy, $ParseAllPossibleAtoms) {
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// http://developer.apple.com/techpubs/quicktime/qtdevdocs/APIREF/INDEX/atomalphaindex.htm
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$atomparent = array_pop($atomHierarchy);
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array_push($atomHierarchy, $atomname);
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$atom_structure['hierarchy'] = implode(' ', $atomHierarchy);
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$atom_structure['name'] = $atomname;
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$atom_structure['size'] = $atomsize;
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$atom_structure['offset'] = $baseoffset;
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switch ($atomname) {
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case 'moov': // MOVie container atom
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case 'trak': // TRAcK container atom
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case 'clip': // CLIPping container atom
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case 'matt': // track MATTe container atom
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case 'edts': // EDiTS container atom
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case 'tref': // Track REFerence container atom
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case 'mdia': // MeDIA container atom
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case 'minf': // Media INFormation container atom
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case 'dinf': // Data INFormation container atom
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case 'udta': // User DaTA container atom
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case 'cmov': // Compressed MOVie container atom
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case 'rmra': // Reference Movie Record Atom
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case 'rmda': // Reference Movie Descriptor Atom
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case 'gmhd': // Generic Media info HeaDer atom (seen on QTVR)
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case 'ilst': // Item LiST container atom
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$atom_structure['subatoms'] = $this->QuicktimeParseContainerAtom($atom_data, $ThisFileInfo, $baseoffset + 8, $atomHierarchy, $ParseAllPossibleAtoms);
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break;
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case 'stbl': // Sample TaBLe container atom
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$atom_structure['subatoms'] = $this->QuicktimeParseContainerAtom($atom_data, $ThisFileInfo, $baseoffset + 8, $atomHierarchy, $ParseAllPossibleAtoms);
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$isVideo = false;
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$framerate = 0;
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$framecount = 0;
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foreach ($atom_structure['subatoms'] as $key => $value_array) {
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if (isset($value_array['sample_description_table'])) {
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foreach ($value_array['sample_description_table'] as $key2 => $value_array2) {
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if (isset($value_array2['data_format'])) {
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switch ($value_array2['data_format']) {
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case 'avc1':
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case 'mp4v':
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// video data
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$isVideo = true;
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break;
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case 'mp4a':
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// audio data
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break;
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}
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}
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}
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} elseif (isset($value_array['time_to_sample_table'])) {
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foreach ($value_array['time_to_sample_table'] as $key2 => $value_array2) {
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if (isset($value_array2['sample_count']) && isset($value_array2['sample_duration']) && ($value_array2['sample_duration'] > 0)) {
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$framerate = round($ThisFileInfo['quicktime']['time_scale'] / $value_array2['sample_duration'], 3);
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$framecount = $value_array2['sample_count'];
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}
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}
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}
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}
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if ($isVideo && $framerate) {
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$ThisFileInfo['quicktime']['video']['frame_rate'] = $framerate;
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$ThisFileInfo['video']['frame_rate'] = $ThisFileInfo['quicktime']['video']['frame_rate'];
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}
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if ($isVideo && $framecount) {
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$ThisFileInfo['quicktime']['video']['frame_count'] = $framecount;
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}
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break;
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case 'aART': // Album ARTist
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case 'catg': // CaTeGory
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case 'covr': // COVeR artwork
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case 'cpil': // ComPILation
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case 'cprt': // CoPyRighT
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case 'desc': // DESCription
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case 'disk': // DISK number
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case 'egid': // Episode Global ID
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case 'gnre': // GeNRE
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case 'keyw': // KEYWord
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case 'ldes':
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case 'pcst': // PodCaST
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case 'pgap': // GAPless Playback
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case 'purd': // PURchase Date
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case 'purl': // Podcast URL
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case 'rati':
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case 'rndu':
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case 'rpdu':
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case 'rtng': // RaTiNG
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case 'stik':
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case 'tmpo': // TeMPO (BPM)
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case 'trkn': // TRacK Number
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case 'tves': // TV EpiSode
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case 'tvnn': // TV Network Name
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case 'tvsh': // TV SHow Name
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case 'tvsn': // TV SeasoN
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case 'akID': // iTunes store account type
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case 'apID':
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case 'atID':
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case 'cmID':
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case 'cnID':
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case 'geID':
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case 'plID':
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case 'sfID': // iTunes store country
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case '©alb': // ALBum
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case '©art': // ARTist
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case '©ART':
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case '©aut':
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case '©cmt': // CoMmenT
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case '©com': // COMposer
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case '©cpy':
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case '©day': // content created year
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case '©dir':
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case '©ed1':
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case '©ed2':
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case '©ed3':
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case '©ed4':
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case '©ed5':
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case '©ed6':
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case '©ed7':
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case '©ed8':
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case '©ed9':
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case '©enc':
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case '©fmt':
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case '©gen': // GENre
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case '©grp': // GRouPing
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case '©hst':
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case '©inf':
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case '©lyr': // LYRics
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case '©mak':
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case '©mod':
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case '©nam': // full NAMe
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case '©ope':
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case '©PRD':
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case '©prd':
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case '©prf':
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case '©req':
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case '©src':
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case '©swr':
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case '©too': // encoder
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case '©trk': // TRacK
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case '©url':
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case '©wrn':
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case '©wrt': // WRiTer
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case '----': // itunes specific
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if ($atomparent == 'udta') {
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// User data atom handler
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$atom_structure['data_length'] = getid3_lib::BigEndian2Int(substr($atom_data, 0, 2));
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$atom_structure['language_id'] = getid3_lib::BigEndian2Int(substr($atom_data, 2, 2));
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$atom_structure['data'] = substr($atom_data, 4);
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$atom_structure['language'] = $this->QuicktimeLanguageLookup($atom_structure['language_id']);
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if (empty($ThisFileInfo['comments']['language']) || (!in_array($atom_structure['language'], $ThisFileInfo['comments']['language']))) {
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$ThisFileInfo['comments']['language'][] = $atom_structure['language'];
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}
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} else {
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// Apple item list box atom handler
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$atomoffset = 0;
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while ($atomoffset < strlen($atom_data)) {
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$boxsize = getid3_lib::BigEndian2Int(substr($atom_data, $atomoffset, 4));
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$boxtype = substr($atom_data, $atomoffset + 4, 4);
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$boxdata = substr($atom_data, $atomoffset + 8, $boxsize - 8);
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switch ($boxtype) {
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case 'mean':
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case 'name':
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$atom_structure[$boxtype] = substr($boxdata, 4);
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break;
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case 'data':
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$atom_structure['version'] = getid3_lib::BigEndian2Int(substr($boxdata, 0, 1));
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$atom_structure['flags_raw'] = getid3_lib::BigEndian2Int(substr($boxdata, 1, 3));
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switch ($atom_structure['flags_raw']) {
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case 0: // data flag
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case 21: // tmpo/cpil flag
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switch ($atomname) {
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case 'cpil':
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case 'pcst':
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case 'pgap':
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$atom_structure['data'] = getid3_lib::BigEndian2Int(substr($boxdata, 8, 1));
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break;
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case 'tmpo':
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$atom_structure['data'] = getid3_lib::BigEndian2Int(substr($boxdata, 8, 2));
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break;
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case 'disk':
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case 'trkn':
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$num = getid3_lib::BigEndian2Int(substr($boxdata, 10, 2));
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$num_total = getid3_lib::BigEndian2Int(substr($boxdata, 12, 2));
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$atom_structure['data'] = empty($num) ? '' : $num;
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$atom_structure['data'] .= empty($num_total) ? '' : '/'.$num_total;
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break;
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case 'gnre':
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$GenreID = getid3_lib::BigEndian2Int(substr($boxdata, 8, 4));
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$atom_structure['data'] = getid3_id3v1::LookupGenreName($GenreID - 1);
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break;
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case 'rtng':
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$atom_structure[$atomname] = getid3_lib::BigEndian2Int(substr($boxdata, 8, 1));
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$atom_structure['data'] = $this->QuicktimeContentRatingLookup($atom_structure[$atomname]);
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break;
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case 'stik':
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$atom_structure[$atomname] = getid3_lib::BigEndian2Int(substr($boxdata, 8, 1));
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$atom_structure['data'] = $this->QuicktimeSTIKLookup($atom_structure[$atomname]);
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break;
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case 'sfID':
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$atom_structure[$atomname] = getid3_lib::BigEndian2Int(substr($boxdata, 8, 4));
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$atom_structure['data'] = $this->QuicktimeStoreFrontCodeLookup($atom_structure[$atomname]);
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break;
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case 'egid':
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case 'purl':
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$atom_structure['data'] = substr($boxdata, 8);
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break;
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default:
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$atom_structure['data'] = getid3_lib::BigEndian2Int(substr($boxdata, 8, 4));
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}
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break;
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case 1: // text flag
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case 13: // image flag
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default:
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$atom_structure['data'] = substr($boxdata, 8);
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break;
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}
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break;
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default:
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$ThisFileInfo['warning'][] = 'Unknown QuickTime box type: "'.$boxtype.'" at offset '.$baseoffset;
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$atom_structure['data'] = $atom_data;
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}
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$atomoffset += $boxsize;
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}
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}
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$this->CopyToAppropriateCommentsSection($atomname, $atom_structure['data'], $ThisFileInfo, $atom_structure['name']);
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break;
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case 'play': // auto-PLAY atom
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$atom_structure['autoplay'] = (bool) getid3_lib::BigEndian2Int(substr($atom_data, 0, 1));
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$ThisFileInfo['quicktime']['autoplay'] = $atom_structure['autoplay'];
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break;
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case 'WLOC': // Window LOCation atom
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$atom_structure['location_x'] = getid3_lib::BigEndian2Int(substr($atom_data, 0, 2));
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$atom_structure['location_y'] = getid3_lib::BigEndian2Int(substr($atom_data, 2, 2));
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break;
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case 'LOOP': // LOOPing atom
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case 'SelO': // play SELection Only atom
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case 'AllF': // play ALL Frames atom
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$atom_structure['data'] = getid3_lib::BigEndian2Int($atom_data);
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break;
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case 'name': //
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case 'MCPS': // Media Cleaner PRo
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case '@PRM': // adobe PReMiere version
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case '@PRQ': // adobe PRemiere Quicktime version
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$atom_structure['data'] = $atom_data;
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break;
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case 'cmvd': // Compressed MooV Data atom
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|
// Code by ubergeekØubergeek*tv based on information from
|
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// http://developer.apple.com/quicktime/icefloe/dispatch012.html
|
|
$atom_structure['unCompressedSize'] = getid3_lib::BigEndian2Int(substr($atom_data, 0, 4));
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|
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$CompressedFileData = substr($atom_data, 4);
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ob_start();
|
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if ($UncompressedHeader = gzuncompress($CompressedFileData)) {
|
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ob_end_clean();
|
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$atom_structure['subatoms'] = $this->QuicktimeParseContainerAtom($UncompressedHeader, $ThisFileInfo, 0, $atomHierarchy, $ParseAllPossibleAtoms);
|
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} else {
|
|
$errormessage = ob_get_contents();
|
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ob_end_clean();
|
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$ThisFileInfo['warning'][] = 'Error decompressing compressed MOV atom at offset '.$atom_structure['offset'];
|
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}
|
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break;
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|
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case 'dcom': // Data COMpression atom
|
|
$atom_structure['compression_id'] = $atom_data;
|
|
$atom_structure['compression_text'] = $this->QuicktimeDCOMLookup($atom_data);
|
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break;
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|
|
|
|
|
case 'rdrf': // Reference movie Data ReFerence atom
|
|
$atom_structure['version'] = getid3_lib::BigEndian2Int(substr($atom_data, 0, 1));
|
|
$atom_structure['flags_raw'] = getid3_lib::BigEndian2Int(substr($atom_data, 1, 3));
|
|
$atom_structure['flags']['internal_data'] = (bool) ($atom_structure['flags_raw'] & 0x000001);
|
|
|
|
$atom_structure['reference_type_name'] = substr($atom_data, 4, 4);
|
|
$atom_structure['reference_length'] = getid3_lib::BigEndian2Int(substr($atom_data, 8, 4));
|
|
switch ($atom_structure['reference_type_name']) {
|
|
case 'url ':
|
|
$atom_structure['url'] = $this->NoNullString(substr($atom_data, 12));
|
|
break;
|
|
|
|
case 'alis':
|
|
$atom_structure['file_alias'] = substr($atom_data, 12);
|
|
break;
|
|
|
|
case 'rsrc':
|
|
$atom_structure['resource_alias'] = substr($atom_data, 12);
|
|
break;
|
|
|
|
default:
|
|
$atom_structure['data'] = substr($atom_data, 12);
|
|
break;
|
|
}
|
|
break;
|
|
|
|
|
|
case 'rmqu': // Reference Movie QUality atom
|
|
$atom_structure['movie_quality'] = getid3_lib::BigEndian2Int($atom_data);
|
|
break;
|
|
|
|
|
|
case 'rmcs': // Reference Movie Cpu Speed atom
|
|
$atom_structure['version'] = getid3_lib::BigEndian2Int(substr($atom_data, 0, 1));
|
|
$atom_structure['flags_raw'] = getid3_lib::BigEndian2Int(substr($atom_data, 1, 3)); // hardcoded: 0x0000
|
|
$atom_structure['cpu_speed_rating'] = getid3_lib::BigEndian2Int(substr($atom_data, 4, 2));
|
|
break;
|
|
|
|
|
|
case 'rmvc': // Reference Movie Version Check atom
|
|
$atom_structure['version'] = getid3_lib::BigEndian2Int(substr($atom_data, 0, 1));
|
|
$atom_structure['flags_raw'] = getid3_lib::BigEndian2Int(substr($atom_data, 1, 3)); // hardcoded: 0x0000
|
|
$atom_structure['gestalt_selector'] = substr($atom_data, 4, 4);
|
|
$atom_structure['gestalt_value_mask'] = getid3_lib::BigEndian2Int(substr($atom_data, 8, 4));
|
|
$atom_structure['gestalt_value'] = getid3_lib::BigEndian2Int(substr($atom_data, 12, 4));
|
|
$atom_structure['gestalt_check_type'] = getid3_lib::BigEndian2Int(substr($atom_data, 14, 2));
|
|
break;
|
|
|
|
|
|
case 'rmcd': // Reference Movie Component check atom
|
|
$atom_structure['version'] = getid3_lib::BigEndian2Int(substr($atom_data, 0, 1));
|
|
$atom_structure['flags_raw'] = getid3_lib::BigEndian2Int(substr($atom_data, 1, 3)); // hardcoded: 0x0000
|
|
$atom_structure['component_type'] = substr($atom_data, 4, 4);
|
|
$atom_structure['component_subtype'] = substr($atom_data, 8, 4);
|
|
$atom_structure['component_manufacturer'] = substr($atom_data, 12, 4);
|
|
$atom_structure['component_flags_raw'] = getid3_lib::BigEndian2Int(substr($atom_data, 16, 4));
|
|
$atom_structure['component_flags_mask'] = getid3_lib::BigEndian2Int(substr($atom_data, 20, 4));
|
|
$atom_structure['component_min_version'] = getid3_lib::BigEndian2Int(substr($atom_data, 24, 4));
|
|
break;
|
|
|
|
|
|
case 'rmdr': // Reference Movie Data Rate atom
|
|
$atom_structure['version'] = getid3_lib::BigEndian2Int(substr($atom_data, 0, 1));
|
|
$atom_structure['flags_raw'] = getid3_lib::BigEndian2Int(substr($atom_data, 1, 3)); // hardcoded: 0x0000
|
|
$atom_structure['data_rate'] = getid3_lib::BigEndian2Int(substr($atom_data, 4, 4));
|
|
|
|
$atom_structure['data_rate_bps'] = $atom_structure['data_rate'] * 10;
|
|
break;
|
|
|
|
|
|
case 'rmla': // Reference Movie Language Atom
|
|
$atom_structure['version'] = getid3_lib::BigEndian2Int(substr($atom_data, 0, 1));
|
|
$atom_structure['flags_raw'] = getid3_lib::BigEndian2Int(substr($atom_data, 1, 3)); // hardcoded: 0x0000
|
|
$atom_structure['language_id'] = getid3_lib::BigEndian2Int(substr($atom_data, 4, 2));
|
|
|
|
$atom_structure['language'] = $this->QuicktimeLanguageLookup($atom_structure['language_id']);
|
|
if (empty($ThisFileInfo['comments']['language']) || (!in_array($atom_structure['language'], $ThisFileInfo['comments']['language']))) {
|
|
$ThisFileInfo['comments']['language'][] = $atom_structure['language'];
|
|
}
|
|
break;
|
|
|
|
|
|
case 'rmla': // Reference Movie Language Atom
|
|
$atom_structure['version'] = getid3_lib::BigEndian2Int(substr($atom_data, 0, 1));
|
|
$atom_structure['flags_raw'] = getid3_lib::BigEndian2Int(substr($atom_data, 1, 3)); // hardcoded: 0x0000
|
|
$atom_structure['track_id'] = getid3_lib::BigEndian2Int(substr($atom_data, 4, 2));
|
|
break;
|
|
|
|
|
|
case 'ptv ': // Print To Video - defines a movie's full screen mode
|
|
// http://developer.apple.com/documentation/QuickTime/APIREF/SOURCESIV/at_ptv-_pg.htm
|
|
$atom_structure['display_size_raw'] = getid3_lib::BigEndian2Int(substr($atom_data, 0, 2));
|
|
$atom_structure['reserved_1'] = getid3_lib::BigEndian2Int(substr($atom_data, 2, 2)); // hardcoded: 0x0000
|
|
$atom_structure['reserved_2'] = getid3_lib::BigEndian2Int(substr($atom_data, 4, 2)); // hardcoded: 0x0000
|
|
$atom_structure['slide_show_flag'] = getid3_lib::BigEndian2Int(substr($atom_data, 6, 1));
|
|
$atom_structure['play_on_open_flag'] = getid3_lib::BigEndian2Int(substr($atom_data, 7, 1));
|
|
|
|
$atom_structure['flags']['play_on_open'] = (bool) $atom_structure['play_on_open_flag'];
|
|
$atom_structure['flags']['slide_show'] = (bool) $atom_structure['slide_show_flag'];
|
|
|
|
$ptv_lookup[0] = 'normal';
|
|
$ptv_lookup[1] = 'double';
|
|
$ptv_lookup[2] = 'half';
|
|
$ptv_lookup[3] = 'full';
|
|
$ptv_lookup[4] = 'current';
|
|
if (isset($ptv_lookup[$atom_structure['display_size_raw']])) {
|
|
$atom_structure['display_size'] = $ptv_lookup[$atom_structure['display_size_raw']];
|
|
} else {
|
|
$ThisFileInfo['warning'][] = 'unknown "ptv " display constant ('.$atom_structure['display_size_raw'].')';
|
|
}
|
|
break;
|
|
|
|
|
|
case 'stsd': // Sample Table Sample Description atom
|
|
$atom_structure['version'] = getid3_lib::BigEndian2Int(substr($atom_data, 0, 1));
|
|
$atom_structure['flags_raw'] = getid3_lib::BigEndian2Int(substr($atom_data, 1, 3)); // hardcoded: 0x0000
|
|
$atom_structure['number_entries'] = getid3_lib::BigEndian2Int(substr($atom_data, 4, 4));
|
|
$stsdEntriesDataOffset = 8;
|
|
for ($i = 0; $i < $atom_structure['number_entries']; $i++) {
|
|
$atom_structure['sample_description_table'][$i]['size'] = getid3_lib::BigEndian2Int(substr($atom_data, $stsdEntriesDataOffset, 4));
|
|
$stsdEntriesDataOffset += 4;
|
|
$atom_structure['sample_description_table'][$i]['data_format'] = substr($atom_data, $stsdEntriesDataOffset, 4);
|
|
$stsdEntriesDataOffset += 4;
|
|
$atom_structure['sample_description_table'][$i]['reserved'] = getid3_lib::BigEndian2Int(substr($atom_data, $stsdEntriesDataOffset, 6));
|
|
$stsdEntriesDataOffset += 6;
|
|
$atom_structure['sample_description_table'][$i]['reference_index'] = getid3_lib::BigEndian2Int(substr($atom_data, $stsdEntriesDataOffset, 2));
|
|
$stsdEntriesDataOffset += 2;
|
|
$atom_structure['sample_description_table'][$i]['data'] = substr($atom_data, $stsdEntriesDataOffset, ($atom_structure['sample_description_table'][$i]['size'] - 4 - 4 - 6 - 2));
|
|
$stsdEntriesDataOffset += ($atom_structure['sample_description_table'][$i]['size'] - 4 - 4 - 6 - 2);
|
|
|
|
$atom_structure['sample_description_table'][$i]['encoder_version'] = getid3_lib::BigEndian2Int(substr($atom_structure['sample_description_table'][$i]['data'], 0, 2));
|
|
$atom_structure['sample_description_table'][$i]['encoder_revision'] = getid3_lib::BigEndian2Int(substr($atom_structure['sample_description_table'][$i]['data'], 2, 2));
|
|
$atom_structure['sample_description_table'][$i]['encoder_vendor'] = substr($atom_structure['sample_description_table'][$i]['data'], 4, 4);
|
|
|
|
switch ($atom_structure['sample_description_table'][$i]['encoder_vendor']) {
|
|
|
|
case "\x00\x00\x00\x00":
|
|
// audio atom
|
|
$atom_structure['sample_description_table'][$i]['audio_channels'] = getid3_lib::BigEndian2Int(substr($atom_structure['sample_description_table'][$i]['data'], 8, 2));
|
|
$atom_structure['sample_description_table'][$i]['audio_bit_depth'] = getid3_lib::BigEndian2Int(substr($atom_structure['sample_description_table'][$i]['data'], 10, 2));
|
|
$atom_structure['sample_description_table'][$i]['audio_compression_id'] = getid3_lib::BigEndian2Int(substr($atom_structure['sample_description_table'][$i]['data'], 12, 2));
|
|
$atom_structure['sample_description_table'][$i]['audio_packet_size'] = getid3_lib::BigEndian2Int(substr($atom_structure['sample_description_table'][$i]['data'], 14, 2));
|
|
$atom_structure['sample_description_table'][$i]['audio_sample_rate'] = getid3_lib::FixedPoint16_16(substr($atom_structure['sample_description_table'][$i]['data'], 16, 4));
|
|
|
|
switch ($atom_structure['sample_description_table'][$i]['data_format']) {
|
|
case 'avc1':
|
|
case 'mp4v':
|
|
$ThisFileInfo['fileformat'] = 'mp4';
|
|
$ThisFileInfo['video']['fourcc'] = $atom_structure['sample_description_table'][$i]['data_format'];
|
|
//$ThisFileInfo['warning'][] = 'This version of getID3() [v'.GETID3_VERSION.'] does not fully support MPEG-4 audio/video streams'; // 2011-02-18: why am I warning about this again? What's not supported?
|
|
break;
|
|
|
|
case 'qtvr':
|
|
$ThisFileInfo['video']['dataformat'] = 'quicktimevr';
|
|
break;
|
|
|
|
case 'mp4a':
|
|
default:
|
|
$ThisFileInfo['quicktime']['audio']['codec'] = $this->QuicktimeAudioCodecLookup($atom_structure['sample_description_table'][$i]['data_format']);
|
|
$ThisFileInfo['quicktime']['audio']['sample_rate'] = $atom_structure['sample_description_table'][$i]['audio_sample_rate'];
|
|
$ThisFileInfo['quicktime']['audio']['channels'] = $atom_structure['sample_description_table'][$i]['audio_channels'];
|
|
$ThisFileInfo['quicktime']['audio']['bit_depth'] = $atom_structure['sample_description_table'][$i]['audio_bit_depth'];
|
|
$ThisFileInfo['audio']['codec'] = $ThisFileInfo['quicktime']['audio']['codec'];
|
|
$ThisFileInfo['audio']['sample_rate'] = $ThisFileInfo['quicktime']['audio']['sample_rate'];
|
|
$ThisFileInfo['audio']['channels'] = $ThisFileInfo['quicktime']['audio']['channels'];
|
|
$ThisFileInfo['audio']['bits_per_sample'] = $ThisFileInfo['quicktime']['audio']['bit_depth'];
|
|
switch ($atom_structure['sample_description_table'][$i]['data_format']) {
|
|
case 'raw ': // PCM
|
|
case 'alac': // Apple Lossless Audio Codec
|
|
$ThisFileInfo['audio']['lossless'] = true;
|
|
break;
|
|
default:
|
|
$ThisFileInfo['audio']['lossless'] = false;
|
|
break;
|
|
}
|
|
break;
|
|
}
|
|
break;
|
|
|
|
default:
|
|
switch ($atom_structure['sample_description_table'][$i]['data_format']) {
|
|
case 'mp4s':
|
|
$ThisFileInfo['fileformat'] = 'mp4';
|
|
break;
|
|
|
|
default:
|
|
// video atom
|
|
$atom_structure['sample_description_table'][$i]['video_temporal_quality'] = getid3_lib::BigEndian2Int(substr($atom_structure['sample_description_table'][$i]['data'], 8, 4));
|
|
$atom_structure['sample_description_table'][$i]['video_spatial_quality'] = getid3_lib::BigEndian2Int(substr($atom_structure['sample_description_table'][$i]['data'], 12, 4));
|
|
$atom_structure['sample_description_table'][$i]['video_frame_width'] = getid3_lib::BigEndian2Int(substr($atom_structure['sample_description_table'][$i]['data'], 16, 2));
|
|
$atom_structure['sample_description_table'][$i]['video_frame_height'] = getid3_lib::BigEndian2Int(substr($atom_structure['sample_description_table'][$i]['data'], 18, 2));
|
|
$atom_structure['sample_description_table'][$i]['video_resolution_x'] = getid3_lib::FixedPoint16_16(substr($atom_structure['sample_description_table'][$i]['data'], 20, 4));
|
|
$atom_structure['sample_description_table'][$i]['video_resolution_y'] = getid3_lib::FixedPoint16_16(substr($atom_structure['sample_description_table'][$i]['data'], 24, 4));
|
|
$atom_structure['sample_description_table'][$i]['video_data_size'] = getid3_lib::BigEndian2Int(substr($atom_structure['sample_description_table'][$i]['data'], 28, 4));
|
|
$atom_structure['sample_description_table'][$i]['video_frame_count'] = getid3_lib::BigEndian2Int(substr($atom_structure['sample_description_table'][$i]['data'], 32, 2));
|
|
$atom_structure['sample_description_table'][$i]['video_encoder_name_len'] = getid3_lib::BigEndian2Int(substr($atom_structure['sample_description_table'][$i]['data'], 34, 1));
|
|
$atom_structure['sample_description_table'][$i]['video_encoder_name'] = substr($atom_structure['sample_description_table'][$i]['data'], 35, $atom_structure['sample_description_table'][$i]['video_encoder_name_len']);
|
|
$atom_structure['sample_description_table'][$i]['video_pixel_color_depth'] = getid3_lib::BigEndian2Int(substr($atom_structure['sample_description_table'][$i]['data'], 66, 2));
|
|
$atom_structure['sample_description_table'][$i]['video_color_table_id'] = getid3_lib::BigEndian2Int(substr($atom_structure['sample_description_table'][$i]['data'], 68, 2));
|
|
|
|
$atom_structure['sample_description_table'][$i]['video_pixel_color_type'] = (($atom_structure['sample_description_table'][$i]['video_pixel_color_depth'] > 32) ? 'grayscale' : 'color');
|
|
$atom_structure['sample_description_table'][$i]['video_pixel_color_name'] = $this->QuicktimeColorNameLookup($atom_structure['sample_description_table'][$i]['video_pixel_color_depth']);
|
|
|
|
if ($atom_structure['sample_description_table'][$i]['video_pixel_color_name'] != 'invalid') {
|
|
$ThisFileInfo['quicktime']['video']['codec_fourcc'] = $atom_structure['sample_description_table'][$i]['data_format'];
|
|
$ThisFileInfo['quicktime']['video']['codec_fourcc_lookup'] = $this->QuicktimeVideoCodecLookup($atom_structure['sample_description_table'][$i]['data_format']);
|
|
$ThisFileInfo['quicktime']['video']['codec'] = (($atom_structure['sample_description_table'][$i]['video_encoder_name_len'] > 0) ? $atom_structure['sample_description_table'][$i]['video_encoder_name'] : $atom_structure['sample_description_table'][$i]['data_format']);
|
|
$ThisFileInfo['quicktime']['video']['color_depth'] = $atom_structure['sample_description_table'][$i]['video_pixel_color_depth'];
|
|
$ThisFileInfo['quicktime']['video']['color_depth_name'] = $atom_structure['sample_description_table'][$i]['video_pixel_color_name'];
|
|
|
|
$ThisFileInfo['video']['codec'] = $ThisFileInfo['quicktime']['video']['codec'];
|
|
$ThisFileInfo['video']['bits_per_sample'] = $ThisFileInfo['quicktime']['video']['color_depth'];
|
|
}
|
|
$ThisFileInfo['video']['lossless'] = false;
|
|
$ThisFileInfo['video']['pixel_aspect_ratio'] = (float) 1;
|
|
break;
|
|
}
|
|
break;
|
|
}
|
|
switch (strtolower($atom_structure['sample_description_table'][$i]['data_format'])) {
|
|
case 'mp4a':
|
|
$ThisFileInfo['audio']['dataformat'] = 'mp4';
|
|
$ThisFileInfo['quicktime']['audio']['codec'] = 'mp4';
|
|
break;
|
|
|
|
case '3ivx':
|
|
case '3iv1':
|
|
case '3iv2':
|
|
$ThisFileInfo['video']['dataformat'] = '3ivx';
|
|
break;
|
|
|
|
case 'xvid':
|
|
$ThisFileInfo['video']['dataformat'] = 'xvid';
|
|
break;
|
|
|
|
case 'mp4v':
|
|
$ThisFileInfo['video']['dataformat'] = 'mpeg4';
|
|
break;
|
|
|
|
case 'divx':
|
|
case 'div1':
|
|
case 'div2':
|
|
case 'div3':
|
|
case 'div4':
|
|
case 'div5':
|
|
case 'div6':
|
|
$TDIVXileInfo['video']['dataformat'] = 'divx';
|
|
break;
|
|
|
|
default:
|
|
// do nothing
|
|
break;
|
|
}
|
|
unset($atom_structure['sample_description_table'][$i]['data']);
|
|
}
|
|
break;
|
|
|
|
|
|
case 'stts': // Sample Table Time-to-Sample atom
|
|
$atom_structure['version'] = getid3_lib::BigEndian2Int(substr($atom_data, 0, 1));
|
|
$atom_structure['flags_raw'] = getid3_lib::BigEndian2Int(substr($atom_data, 1, 3)); // hardcoded: 0x0000
|
|
$atom_structure['number_entries'] = getid3_lib::BigEndian2Int(substr($atom_data, 4, 4));
|
|
$sttsEntriesDataOffset = 8;
|
|
//$FrameRateCalculatorArray = array();
|
|
$frames_count = 0;
|
|
for ($i = 0; $i < $atom_structure['number_entries']; $i++) {
|
|
$atom_structure['time_to_sample_table'][$i]['sample_count'] = getid3_lib::BigEndian2Int(substr($atom_data, $sttsEntriesDataOffset, 4));
|
|
$sttsEntriesDataOffset += 4;
|
|
$atom_structure['time_to_sample_table'][$i]['sample_duration'] = getid3_lib::BigEndian2Int(substr($atom_data, $sttsEntriesDataOffset, 4));
|
|
$sttsEntriesDataOffset += 4;
|
|
|
|
$frames_count += $atom_structure['time_to_sample_table'][$i]['sample_count'];
|
|
|
|
// THIS SECTION REPLACED WITH CODE IN "stbl" ATOM
|
|
//if (!empty($ThisFileInfo['quicktime']['time_scale']) && ($atom_structure['time_to_sample_table'][$i]['sample_duration'] > 0)) {
|
|
// $stts_new_framerate = $ThisFileInfo['quicktime']['time_scale'] / $atom_structure['time_to_sample_table'][$i]['sample_duration'];
|
|
// if ($stts_new_framerate <= 60) {
|
|
// // some atoms have durations of "1" giving a very large framerate, which probably is not right
|
|
// $ThisFileInfo['video']['frame_rate'] = max($ThisFileInfo['video']['frame_rate'], $stts_new_framerate);
|
|
// }
|
|
//}
|
|
//
|
|
//$FrameRateCalculatorArray[($ThisFileInfo['quicktime']['time_scale'] / $atom_structure['time_to_sample_table'][$i]['sample_duration'])] += $atom_structure['time_to_sample_table'][$i]['sample_count'];
|
|
}
|
|
$ThisFileInfo['quicktime']['stts_framecount'][] = $frames_count;
|
|
//$sttsFramesTotal = 0;
|
|
//$sttsSecondsTotal = 0;
|
|
//foreach ($FrameRateCalculatorArray as $frames_per_second => $frame_count) {
|
|
// if (($frames_per_second > 60) || ($frames_per_second < 1)) {
|
|
// // not video FPS information, probably audio information
|
|
// $sttsFramesTotal = 0;
|
|
// $sttsSecondsTotal = 0;
|
|
// break;
|
|
// }
|
|
// $sttsFramesTotal += $frame_count;
|
|
// $sttsSecondsTotal += $frame_count / $frames_per_second;
|
|
//}
|
|
//if (($sttsFramesTotal > 0) && ($sttsSecondsTotal > 0)) {
|
|
// if (($sttsFramesTotal / $sttsSecondsTotal) > $ThisFileInfo['video']['frame_rate']) {
|
|
// $ThisFileInfo['video']['frame_rate'] = $sttsFramesTotal / $sttsSecondsTotal;
|
|
// }
|
|
//}
|
|
break;
|
|
|
|
|
|
case 'stss': // Sample Table Sync Sample (key frames) atom
|
|
if ($ParseAllPossibleAtoms) {
|
|
$atom_structure['version'] = getid3_lib::BigEndian2Int(substr($atom_data, 0, 1));
|
|
$atom_structure['flags_raw'] = getid3_lib::BigEndian2Int(substr($atom_data, 1, 3)); // hardcoded: 0x0000
|
|
$atom_structure['number_entries'] = getid3_lib::BigEndian2Int(substr($atom_data, 4, 4));
|
|
$stssEntriesDataOffset = 8;
|
|
for ($i = 0; $i < $atom_structure['number_entries']; $i++) {
|
|
$atom_structure['time_to_sample_table'][$i] = getid3_lib::BigEndian2Int(substr($atom_data, $stssEntriesDataOffset, 4));
|
|
$stssEntriesDataOffset += 4;
|
|
}
|
|
}
|
|
break;
|
|
|
|
|
|
case 'stsc': // Sample Table Sample-to-Chunk atom
|
|
if ($ParseAllPossibleAtoms) {
|
|
$atom_structure['version'] = getid3_lib::BigEndian2Int(substr($atom_data, 0, 1));
|
|
$atom_structure['flags_raw'] = getid3_lib::BigEndian2Int(substr($atom_data, 1, 3)); // hardcoded: 0x0000
|
|
$atom_structure['number_entries'] = getid3_lib::BigEndian2Int(substr($atom_data, 4, 4));
|
|
$stscEntriesDataOffset = 8;
|
|
for ($i = 0; $i < $atom_structure['number_entries']; $i++) {
|
|
$atom_structure['sample_to_chunk_table'][$i]['first_chunk'] = getid3_lib::BigEndian2Int(substr($atom_data, $stscEntriesDataOffset, 4));
|
|
$stscEntriesDataOffset += 4;
|
|
$atom_structure['sample_to_chunk_table'][$i]['samples_per_chunk'] = getid3_lib::BigEndian2Int(substr($atom_data, $stscEntriesDataOffset, 4));
|
|
$stscEntriesDataOffset += 4;
|
|
$atom_structure['sample_to_chunk_table'][$i]['sample_description'] = getid3_lib::BigEndian2Int(substr($atom_data, $stscEntriesDataOffset, 4));
|
|
$stscEntriesDataOffset += 4;
|
|
}
|
|
}
|
|
break;
|
|
|
|
|
|
case 'stsz': // Sample Table SiZe atom
|
|
if ($ParseAllPossibleAtoms) {
|
|
$atom_structure['version'] = getid3_lib::BigEndian2Int(substr($atom_data, 0, 1));
|
|
$atom_structure['flags_raw'] = getid3_lib::BigEndian2Int(substr($atom_data, 1, 3)); // hardcoded: 0x0000
|
|
$atom_structure['sample_size'] = getid3_lib::BigEndian2Int(substr($atom_data, 4, 4));
|
|
$atom_structure['number_entries'] = getid3_lib::BigEndian2Int(substr($atom_data, 8, 4));
|
|
$stszEntriesDataOffset = 12;
|
|
if ($atom_structure['sample_size'] == 0) {
|
|
for ($i = 0; $i < $atom_structure['number_entries']; $i++) {
|
|
$atom_structure['sample_size_table'][$i] = getid3_lib::BigEndian2Int(substr($atom_data, $stszEntriesDataOffset, 4));
|
|
$stszEntriesDataOffset += 4;
|
|
}
|
|
}
|
|
}
|
|
break;
|
|
|
|
|
|
case 'stco': // Sample Table Chunk Offset atom
|
|
if ($ParseAllPossibleAtoms) {
|
|
$atom_structure['version'] = getid3_lib::BigEndian2Int(substr($atom_data, 0, 1));
|
|
$atom_structure['flags_raw'] = getid3_lib::BigEndian2Int(substr($atom_data, 1, 3)); // hardcoded: 0x0000
|
|
$atom_structure['number_entries'] = getid3_lib::BigEndian2Int(substr($atom_data, 4, 4));
|
|
$stcoEntriesDataOffset = 8;
|
|
for ($i = 0; $i < $atom_structure['number_entries']; $i++) {
|
|
$atom_structure['chunk_offset_table'][$i] = getid3_lib::BigEndian2Int(substr($atom_data, $stcoEntriesDataOffset, 4));
|
|
$stcoEntriesDataOffset += 4;
|
|
}
|
|
}
|
|
break;
|
|
|
|
|
|
case 'co64': // Chunk Offset 64-bit (version of "stco" that supports > 2GB files)
|
|
if ($ParseAllPossibleAtoms) {
|
|
$atom_structure['version'] = getid3_lib::BigEndian2Int(substr($atom_data, 0, 1));
|
|
$atom_structure['flags_raw'] = getid3_lib::BigEndian2Int(substr($atom_data, 1, 3)); // hardcoded: 0x0000
|
|
$atom_structure['number_entries'] = getid3_lib::BigEndian2Int(substr($atom_data, 4, 4));
|
|
$stcoEntriesDataOffset = 8;
|
|
for ($i = 0; $i < $atom_structure['number_entries']; $i++) {
|
|
$atom_structure['chunk_offset_table'][$i] = getid3_lib::BigEndian2Int(substr($atom_data, $stcoEntriesDataOffset, 8));
|
|
$stcoEntriesDataOffset += 8;
|
|
}
|
|
}
|
|
break;
|
|
|
|
|
|
case 'dref': // Data REFerence atom
|
|
$atom_structure['version'] = getid3_lib::BigEndian2Int(substr($atom_data, 0, 1));
|
|
$atom_structure['flags_raw'] = getid3_lib::BigEndian2Int(substr($atom_data, 1, 3)); // hardcoded: 0x0000
|
|
$atom_structure['number_entries'] = getid3_lib::BigEndian2Int(substr($atom_data, 4, 4));
|
|
$drefDataOffset = 8;
|
|
for ($i = 0; $i < $atom_structure['number_entries']; $i++) {
|
|
$atom_structure['data_references'][$i]['size'] = getid3_lib::BigEndian2Int(substr($atom_data, $drefDataOffset, 4));
|
|
$drefDataOffset += 4;
|
|
$atom_structure['data_references'][$i]['type'] = substr($atom_data, $drefDataOffset, 4);
|
|
$drefDataOffset += 4;
|
|
$atom_structure['data_references'][$i]['version'] = getid3_lib::BigEndian2Int(substr($atom_data, $drefDataOffset, 1));
|
|
$drefDataOffset += 1;
|
|
$atom_structure['data_references'][$i]['flags_raw'] = getid3_lib::BigEndian2Int(substr($atom_data, $drefDataOffset, 3)); // hardcoded: 0x0000
|
|
$drefDataOffset += 3;
|
|
$atom_structure['data_references'][$i]['data'] = substr($atom_data, $drefDataOffset, ($atom_structure['data_references'][$i]['size'] - 4 - 4 - 1 - 3));
|
|
$drefDataOffset += ($atom_structure['data_references'][$i]['size'] - 4 - 4 - 1 - 3);
|
|
|
|
$atom_structure['data_references'][$i]['flags']['self_reference'] = (bool) ($atom_structure['data_references'][$i]['flags_raw'] & 0x001);
|
|
}
|
|
break;
|
|
|
|
|
|
case 'gmin': // base Media INformation atom
|
|
$atom_structure['version'] = getid3_lib::BigEndian2Int(substr($atom_data, 0, 1));
|
|
$atom_structure['flags_raw'] = getid3_lib::BigEndian2Int(substr($atom_data, 1, 3)); // hardcoded: 0x0000
|
|
$atom_structure['graphics_mode'] = getid3_lib::BigEndian2Int(substr($atom_data, 4, 2));
|
|
$atom_structure['opcolor_red'] = getid3_lib::BigEndian2Int(substr($atom_data, 6, 2));
|
|
$atom_structure['opcolor_green'] = getid3_lib::BigEndian2Int(substr($atom_data, 8, 2));
|
|
$atom_structure['opcolor_blue'] = getid3_lib::BigEndian2Int(substr($atom_data, 10, 2));
|
|
$atom_structure['balance'] = getid3_lib::BigEndian2Int(substr($atom_data, 12, 2));
|
|
$atom_structure['reserved'] = getid3_lib::BigEndian2Int(substr($atom_data, 14, 2));
|
|
break;
|
|
|
|
|
|
case 'smhd': // Sound Media information HeaDer atom
|
|
$atom_structure['version'] = getid3_lib::BigEndian2Int(substr($atom_data, 0, 1));
|
|
$atom_structure['flags_raw'] = getid3_lib::BigEndian2Int(substr($atom_data, 1, 3)); // hardcoded: 0x0000
|
|
$atom_structure['balance'] = getid3_lib::BigEndian2Int(substr($atom_data, 4, 2));
|
|
$atom_structure['reserved'] = getid3_lib::BigEndian2Int(substr($atom_data, 6, 2));
|
|
break;
|
|
|
|
|
|
case 'vmhd': // Video Media information HeaDer atom
|
|
$atom_structure['version'] = getid3_lib::BigEndian2Int(substr($atom_data, 0, 1));
|
|
$atom_structure['flags_raw'] = getid3_lib::BigEndian2Int(substr($atom_data, 1, 3));
|
|
$atom_structure['graphics_mode'] = getid3_lib::BigEndian2Int(substr($atom_data, 4, 2));
|
|
$atom_structure['opcolor_red'] = getid3_lib::BigEndian2Int(substr($atom_data, 6, 2));
|
|
$atom_structure['opcolor_green'] = getid3_lib::BigEndian2Int(substr($atom_data, 8, 2));
|
|
$atom_structure['opcolor_blue'] = getid3_lib::BigEndian2Int(substr($atom_data, 10, 2));
|
|
|
|
$atom_structure['flags']['no_lean_ahead'] = (bool) ($atom_structure['flags_raw'] & 0x001);
|
|
break;
|
|
|
|
|
|
case 'hdlr': // HanDLeR reference atom
|
|
$atom_structure['version'] = getid3_lib::BigEndian2Int(substr($atom_data, 0, 1));
|
|
$atom_structure['flags_raw'] = getid3_lib::BigEndian2Int(substr($atom_data, 1, 3)); // hardcoded: 0x0000
|
|
$atom_structure['component_type'] = substr($atom_data, 4, 4);
|
|
$atom_structure['component_subtype'] = substr($atom_data, 8, 4);
|
|
$atom_structure['component_manufacturer'] = substr($atom_data, 12, 4);
|
|
$atom_structure['component_flags_raw'] = getid3_lib::BigEndian2Int(substr($atom_data, 16, 4));
|
|
$atom_structure['component_flags_mask'] = getid3_lib::BigEndian2Int(substr($atom_data, 20, 4));
|
|
$atom_structure['component_name'] = $this->Pascal2String(substr($atom_data, 24));
|
|
|
|
if (($atom_structure['component_subtype'] == 'STpn') && ($atom_structure['component_manufacturer'] == 'zzzz')) {
|
|
$ThisFileInfo['video']['dataformat'] = 'quicktimevr';
|
|
}
|
|
break;
|
|
|
|
|
|
case 'mdhd': // MeDia HeaDer atom
|
|
$atom_structure['version'] = getid3_lib::BigEndian2Int(substr($atom_data, 0, 1));
|
|
$atom_structure['flags_raw'] = getid3_lib::BigEndian2Int(substr($atom_data, 1, 3)); // hardcoded: 0x0000
|
|
$atom_structure['creation_time'] = getid3_lib::BigEndian2Int(substr($atom_data, 4, 4));
|
|
$atom_structure['modify_time'] = getid3_lib::BigEndian2Int(substr($atom_data, 8, 4));
|
|
$atom_structure['time_scale'] = getid3_lib::BigEndian2Int(substr($atom_data, 12, 4));
|
|
$atom_structure['duration'] = getid3_lib::BigEndian2Int(substr($atom_data, 16, 4));
|
|
$atom_structure['language_id'] = getid3_lib::BigEndian2Int(substr($atom_data, 20, 2));
|
|
$atom_structure['quality'] = getid3_lib::BigEndian2Int(substr($atom_data, 22, 2));
|
|
|
|
if ($atom_structure['time_scale'] == 0) {
|
|
$ThisFileInfo['error'][] = 'Corrupt Quicktime file: mdhd.time_scale == zero';
|
|
return false;
|
|
}
|
|
$ThisFileInfo['quicktime']['time_scale'] = (isset($ThisFileInfo['quicktime']['time_scale']) ? max($ThisFileInfo['quicktime']['time_scale'], $atom_structure['time_scale']) : $atom_structure['time_scale']);
|
|
|
|
$atom_structure['creation_time_unix'] = getid3_lib::DateMac2Unix($atom_structure['creation_time']);
|
|
$atom_structure['modify_time_unix'] = getid3_lib::DateMac2Unix($atom_structure['modify_time']);
|
|
$atom_structure['playtime_seconds'] = $atom_structure['duration'] / $atom_structure['time_scale'];
|
|
$atom_structure['language'] = $this->QuicktimeLanguageLookup($atom_structure['language_id']);
|
|
if (empty($ThisFileInfo['comments']['language']) || (!in_array($atom_structure['language'], $ThisFileInfo['comments']['language']))) {
|
|
$ThisFileInfo['comments']['language'][] = $atom_structure['language'];
|
|
}
|
|
break;
|
|
|
|
|
|
case 'pnot': // Preview atom
|
|
$atom_structure['modification_date'] = getid3_lib::BigEndian2Int(substr($atom_data, 0, 4)); // "standard Macintosh format"
|
|
$atom_structure['version_number'] = getid3_lib::BigEndian2Int(substr($atom_data, 4, 2)); // hardcoded: 0x00
|
|
$atom_structure['atom_type'] = substr($atom_data, 6, 4); // usually: 'PICT'
|
|
$atom_structure['atom_index'] = getid3_lib::BigEndian2Int(substr($atom_data, 10, 2)); // usually: 0x01
|
|
|
|
$atom_structure['modification_date_unix'] = getid3_lib::DateMac2Unix($atom_structure['modification_date']);
|
|
break;
|
|
|
|
|
|
case 'crgn': // Clipping ReGioN atom
|
|
$atom_structure['region_size'] = getid3_lib::BigEndian2Int(substr($atom_data, 0, 2)); // The Region size, Region boundary box,
|
|
$atom_structure['boundary_box'] = getid3_lib::BigEndian2Int(substr($atom_data, 2, 8)); // and Clipping region data fields
|
|
$atom_structure['clipping_data'] = substr($atom_data, 10); // constitute a QuickDraw region.
|
|
break;
|
|
|
|
|
|
case 'load': // track LOAD settings atom
|
|
$atom_structure['preload_start_time'] = getid3_lib::BigEndian2Int(substr($atom_data, 0, 4));
|
|
$atom_structure['preload_duration'] = getid3_lib::BigEndian2Int(substr($atom_data, 4, 4));
|
|
$atom_structure['preload_flags_raw'] = getid3_lib::BigEndian2Int(substr($atom_data, 8, 4));
|
|
$atom_structure['default_hints_raw'] = getid3_lib::BigEndian2Int(substr($atom_data, 12, 4));
|
|
|
|
$atom_structure['default_hints']['double_buffer'] = (bool) ($atom_structure['default_hints_raw'] & 0x0020);
|
|
$atom_structure['default_hints']['high_quality'] = (bool) ($atom_structure['default_hints_raw'] & 0x0100);
|
|
break;
|
|
|
|
|
|
case 'tmcd': // TiMe CoDe atom
|
|
case 'chap': // CHAPter list atom
|
|
case 'sync': // SYNChronization atom
|
|
case 'scpt': // tranSCriPT atom
|
|
case 'ssrc': // non-primary SouRCe atom
|
|
for ($i = 0; $i < (strlen($atom_data) % 4); $i++) {
|
|
$atom_structure['track_id'][$i] = getid3_lib::BigEndian2Int(substr($atom_data, $i * 4, 4));
|
|
}
|
|
break;
|
|
|
|
|
|
case 'elst': // Edit LiST atom
|
|
$atom_structure['version'] = getid3_lib::BigEndian2Int(substr($atom_data, 0, 1));
|
|
$atom_structure['flags_raw'] = getid3_lib::BigEndian2Int(substr($atom_data, 1, 3)); // hardcoded: 0x0000
|
|
$atom_structure['number_entries'] = getid3_lib::BigEndian2Int(substr($atom_data, 4, 4));
|
|
for ($i = 0; $i < $atom_structure['number_entries']; $i++ ) {
|
|
$atom_structure['edit_list'][$i]['track_duration'] = getid3_lib::BigEndian2Int(substr($atom_data, 8 + ($i * 12) + 0, 4));
|
|
$atom_structure['edit_list'][$i]['media_time'] = getid3_lib::BigEndian2Int(substr($atom_data, 8 + ($i * 12) + 4, 4));
|
|
$atom_structure['edit_list'][$i]['media_rate'] = getid3_lib::FixedPoint16_16(substr($atom_data, 8 + ($i * 12) + 8, 4));
|
|
}
|
|
break;
|
|
|
|
|
|
case 'kmat': // compressed MATte atom
|
|
$atom_structure['version'] = getid3_lib::BigEndian2Int(substr($atom_data, 0, 1));
|
|
$atom_structure['flags_raw'] = getid3_lib::BigEndian2Int(substr($atom_data, 1, 3)); // hardcoded: 0x0000
|
|
$atom_structure['matte_data_raw'] = substr($atom_data, 4);
|
|
break;
|
|
|
|
|
|
case 'ctab': // Color TABle atom
|
|
$atom_structure['color_table_seed'] = getid3_lib::BigEndian2Int(substr($atom_data, 0, 4)); // hardcoded: 0x00000000
|
|
$atom_structure['color_table_flags'] = getid3_lib::BigEndian2Int(substr($atom_data, 4, 2)); // hardcoded: 0x8000
|
|
$atom_structure['color_table_size'] = getid3_lib::BigEndian2Int(substr($atom_data, 6, 2)) + 1;
|
|
for ($colortableentry = 0; $colortableentry < $atom_structure['color_table_size']; $colortableentry++) {
|
|
$atom_structure['color_table'][$colortableentry]['alpha'] = getid3_lib::BigEndian2Int(substr($atom_data, 8 + ($colortableentry * 8) + 0, 2));
|
|
$atom_structure['color_table'][$colortableentry]['red'] = getid3_lib::BigEndian2Int(substr($atom_data, 8 + ($colortableentry * 8) + 2, 2));
|
|
$atom_structure['color_table'][$colortableentry]['green'] = getid3_lib::BigEndian2Int(substr($atom_data, 8 + ($colortableentry * 8) + 4, 2));
|
|
$atom_structure['color_table'][$colortableentry]['blue'] = getid3_lib::BigEndian2Int(substr($atom_data, 8 + ($colortableentry * 8) + 6, 2));
|
|
}
|
|
break;
|
|
|
|
|
|
case 'mvhd': // MoVie HeaDer atom
|
|
$atom_structure['version'] = getid3_lib::BigEndian2Int(substr($atom_data, 0, 1));
|
|
$atom_structure['flags_raw'] = getid3_lib::BigEndian2Int(substr($atom_data, 1, 3));
|
|
$atom_structure['creation_time'] = getid3_lib::BigEndian2Int(substr($atom_data, 4, 4));
|
|
$atom_structure['modify_time'] = getid3_lib::BigEndian2Int(substr($atom_data, 8, 4));
|
|
$atom_structure['time_scale'] = getid3_lib::BigEndian2Int(substr($atom_data, 12, 4));
|
|
$atom_structure['duration'] = getid3_lib::BigEndian2Int(substr($atom_data, 16, 4));
|
|
$atom_structure['preferred_rate'] = getid3_lib::FixedPoint16_16(substr($atom_data, 20, 4));
|
|
$atom_structure['preferred_volume'] = getid3_lib::FixedPoint8_8(substr($atom_data, 24, 2));
|
|
$atom_structure['reserved'] = substr($atom_data, 26, 10);
|
|
$atom_structure['matrix_a'] = getid3_lib::FixedPoint16_16(substr($atom_data, 36, 4));
|
|
$atom_structure['matrix_b'] = getid3_lib::FixedPoint16_16(substr($atom_data, 40, 4));
|
|
$atom_structure['matrix_u'] = getid3_lib::FixedPoint2_30(substr($atom_data, 44, 4));
|
|
$atom_structure['matrix_c'] = getid3_lib::FixedPoint16_16(substr($atom_data, 48, 4));
|
|
$atom_structure['matrix_d'] = getid3_lib::FixedPoint16_16(substr($atom_data, 52, 4));
|
|
$atom_structure['matrix_v'] = getid3_lib::FixedPoint2_30(substr($atom_data, 56, 4));
|
|
$atom_structure['matrix_x'] = getid3_lib::FixedPoint16_16(substr($atom_data, 60, 4));
|
|
$atom_structure['matrix_y'] = getid3_lib::FixedPoint16_16(substr($atom_data, 64, 4));
|
|
$atom_structure['matrix_w'] = getid3_lib::FixedPoint2_30(substr($atom_data, 68, 4));
|
|
$atom_structure['preview_time'] = getid3_lib::BigEndian2Int(substr($atom_data, 72, 4));
|
|
$atom_structure['preview_duration'] = getid3_lib::BigEndian2Int(substr($atom_data, 76, 4));
|
|
$atom_structure['poster_time'] = getid3_lib::BigEndian2Int(substr($atom_data, 80, 4));
|
|
$atom_structure['selection_time'] = getid3_lib::BigEndian2Int(substr($atom_data, 84, 4));
|
|
$atom_structure['selection_duration'] = getid3_lib::BigEndian2Int(substr($atom_data, 88, 4));
|
|
$atom_structure['current_time'] = getid3_lib::BigEndian2Int(substr($atom_data, 92, 4));
|
|
$atom_structure['next_track_id'] = getid3_lib::BigEndian2Int(substr($atom_data, 96, 4));
|
|
|
|
if ($atom_structure['time_scale'] == 0) {
|
|
$ThisFileInfo['error'][] = 'Corrupt Quicktime file: mvhd.time_scale == zero';
|
|
return false;
|
|
}
|
|
$atom_structure['creation_time_unix'] = getid3_lib::DateMac2Unix($atom_structure['creation_time']);
|
|
$atom_structure['modify_time_unix'] = getid3_lib::DateMac2Unix($atom_structure['modify_time']);
|
|
$ThisFileInfo['quicktime']['time_scale'] = (isset($ThisFileInfo['quicktime']['time_scale']) ? max($ThisFileInfo['quicktime']['time_scale'], $atom_structure['time_scale']) : $atom_structure['time_scale']);
|
|
$ThisFileInfo['quicktime']['display_scale'] = $atom_structure['matrix_a'];
|
|
$ThisFileInfo['playtime_seconds'] = $atom_structure['duration'] / $atom_structure['time_scale'];
|
|
break;
|
|
|
|
|
|
case 'tkhd': // TracK HeaDer atom
|
|
$atom_structure['version'] = getid3_lib::BigEndian2Int(substr($atom_data, 0, 1));
|
|
$atom_structure['flags_raw'] = getid3_lib::BigEndian2Int(substr($atom_data, 1, 3));
|
|
$atom_structure['creation_time'] = getid3_lib::BigEndian2Int(substr($atom_data, 4, 4));
|
|
$atom_structure['modify_time'] = getid3_lib::BigEndian2Int(substr($atom_data, 8, 4));
|
|
$atom_structure['trackid'] = getid3_lib::BigEndian2Int(substr($atom_data, 12, 4));
|
|
$atom_structure['reserved1'] = getid3_lib::BigEndian2Int(substr($atom_data, 16, 4));
|
|
$atom_structure['duration'] = getid3_lib::BigEndian2Int(substr($atom_data, 20, 4));
|
|
$atom_structure['reserved2'] = getid3_lib::BigEndian2Int(substr($atom_data, 24, 8));
|
|
$atom_structure['layer'] = getid3_lib::BigEndian2Int(substr($atom_data, 32, 2));
|
|
$atom_structure['alternate_group'] = getid3_lib::BigEndian2Int(substr($atom_data, 34, 2));
|
|
$atom_structure['volume'] = getid3_lib::FixedPoint8_8(substr($atom_data, 36, 2));
|
|
$atom_structure['reserved3'] = getid3_lib::BigEndian2Int(substr($atom_data, 38, 2));
|
|
$atom_structure['matrix_a'] = getid3_lib::FixedPoint16_16(substr($atom_data, 40, 4));
|
|
$atom_structure['matrix_b'] = getid3_lib::FixedPoint16_16(substr($atom_data, 44, 4));
|
|
$atom_structure['matrix_u'] = getid3_lib::FixedPoint16_16(substr($atom_data, 48, 4));
|
|
$atom_structure['matrix_c'] = getid3_lib::FixedPoint16_16(substr($atom_data, 52, 4));
|
|
$atom_structure['matrix_d'] = getid3_lib::FixedPoint16_16(substr($atom_data, 56, 4));
|
|
$atom_structure['matrix_v'] = getid3_lib::FixedPoint16_16(substr($atom_data, 60, 4));
|
|
$atom_structure['matrix_x'] = getid3_lib::FixedPoint2_30(substr($atom_data, 64, 4));
|
|
$atom_structure['matrix_y'] = getid3_lib::FixedPoint2_30(substr($atom_data, 68, 4));
|
|
$atom_structure['matrix_w'] = getid3_lib::FixedPoint2_30(substr($atom_data, 72, 4));
|
|
$atom_structure['width'] = getid3_lib::FixedPoint16_16(substr($atom_data, 76, 4));
|
|
$atom_structure['height'] = getid3_lib::FixedPoint16_16(substr($atom_data, 80, 4));
|
|
|
|
$atom_structure['flags']['enabled'] = (bool) ($atom_structure['flags_raw'] & 0x0001);
|
|
$atom_structure['flags']['in_movie'] = (bool) ($atom_structure['flags_raw'] & 0x0002);
|
|
$atom_structure['flags']['in_preview'] = (bool) ($atom_structure['flags_raw'] & 0x0004);
|
|
$atom_structure['flags']['in_poster'] = (bool) ($atom_structure['flags_raw'] & 0x0008);
|
|
$atom_structure['creation_time_unix'] = getid3_lib::DateMac2Unix($atom_structure['creation_time']);
|
|
$atom_structure['modify_time_unix'] = getid3_lib::DateMac2Unix($atom_structure['modify_time']);
|
|
|
|
if ($atom_structure['flags']['enabled'] == 1) {
|
|
if (!isset($ThisFileInfo['video']['resolution_x']) || !isset($ThisFileInfo['video']['resolution_y'])) {
|
|
$ThisFileInfo['video']['resolution_x'] = $atom_structure['width'];
|
|
$ThisFileInfo['video']['resolution_y'] = $atom_structure['height'];
|
|
}
|
|
$ThisFileInfo['video']['resolution_x'] = max($ThisFileInfo['video']['resolution_x'], $atom_structure['width']);
|
|
$ThisFileInfo['video']['resolution_y'] = max($ThisFileInfo['video']['resolution_y'], $atom_structure['height']);
|
|
$ThisFileInfo['quicktime']['video']['resolution_x'] = $ThisFileInfo['video']['resolution_x'];
|
|
$ThisFileInfo['quicktime']['video']['resolution_y'] = $ThisFileInfo['video']['resolution_y'];
|
|
} else {
|
|
if (isset($ThisFileInfo['video']['resolution_x'])) { unset($ThisFileInfo['video']['resolution_x']); }
|
|
if (isset($ThisFileInfo['video']['resolution_y'])) { unset($ThisFileInfo['video']['resolution_y']); }
|
|
if (isset($ThisFileInfo['quicktime']['video'])) { unset($ThisFileInfo['quicktime']['video']); }
|
|
}
|
|
break;
|
|
|
|
|
|
case 'iods': // Initial Object DeScriptor atom
|
|
// http://www.koders.com/c/fid1FAB3E762903DC482D8A246D4A4BF9F28E049594.aspx?s=windows.h
|
|
// http://libquicktime.sourcearchive.com/documentation/1.0.2plus-pdebian/iods_8c-source.html
|
|
$offset = 0;
|
|
$atom_structure['version'] = getid3_lib::BigEndian2Int(substr($atom_data, $offset, 1));
|
|
$offset += 1;
|
|
$atom_structure['flags_raw'] = getid3_lib::BigEndian2Int(substr($atom_data, $offset, 3));
|
|
$offset += 3;
|
|
$atom_structure['mp4_iod_tag'] = getid3_lib::BigEndian2Int(substr($atom_data, $offset, 1));
|
|
$offset += 1;
|
|
$atom_structure['length'] = $this->quicktime_read_mp4_descr_length($atom_data, $offset);
|
|
//$offset already adjusted by quicktime_read_mp4_descr_length()
|
|
$atom_structure['object_descriptor_id'] = getid3_lib::BigEndian2Int(substr($atom_data, $offset, 2));
|
|
$offset += 2;
|
|
$atom_structure['od_profile_level'] = getid3_lib::BigEndian2Int(substr($atom_data, $offset, 1));
|
|
$offset += 1;
|
|
$atom_structure['scene_profile_level'] = getid3_lib::BigEndian2Int(substr($atom_data, $offset, 1));
|
|
$offset += 1;
|
|
$atom_structure['audio_profile_id'] = getid3_lib::BigEndian2Int(substr($atom_data, $offset, 1));
|
|
$offset += 1;
|
|
$atom_structure['video_profile_id'] = getid3_lib::BigEndian2Int(substr($atom_data, $offset, 1));
|
|
$offset += 1;
|
|
$atom_structure['graphics_profile_level'] = getid3_lib::BigEndian2Int(substr($atom_data, $offset, 1));
|
|
$offset += 1;
|
|
|
|
$atom_structure['num_iods_tracks'] = ($atom_structure['length'] - 7) / 6; // 6 bytes would only be right if all tracks use 1-byte length fields
|
|
for ($i = 0; $i < $atom_structure['num_iods_tracks']; $i++) {
|
|
$atom_structure['track'][$i]['ES_ID_IncTag'] = getid3_lib::BigEndian2Int(substr($atom_data, $offset, 1));
|
|
$offset += 1;
|
|
$atom_structure['track'][$i]['length'] = $this->quicktime_read_mp4_descr_length($atom_data, $offset);
|
|
//$offset already adjusted by quicktime_read_mp4_descr_length()
|
|
$atom_structure['track'][$i]['track_id'] = getid3_lib::BigEndian2Int(substr($atom_data, $offset, 4));
|
|
$offset += 4;
|
|
}
|
|
|
|
$atom_structure['audio_profile_name'] = $this->QuicktimeIODSaudioProfileName($atom_structure['audio_profile_id']);
|
|
$atom_structure['video_profile_name'] = $this->QuicktimeIODSvideoProfileName($atom_structure['video_profile_id']);
|
|
break;
|
|
|
|
case 'meta': // METAdata atom
|
|
// http://www.geocities.com/xhelmboyx/quicktime/formats/qti-layout.txt
|
|
/*
|
|
$NextTagPosition = strpos($atom_data, '©');
|
|
while ($NextTagPosition < strlen($atom_data)) {
|
|
$metaItemSize = getid3_lib::BigEndian2Int(substr($atom_data, $NextTagPosition - 4, 4)) - 4;
|
|
if ($metaItemSize == -4) {
|
|
break;
|
|
}
|
|
$metaItemRaw = substr($atom_data, $NextTagPosition, $metaItemSize);
|
|
$metaItemKey = substr($metaItemRaw, 0, 4);
|
|
$metaItemData = substr($metaItemRaw, 20);
|
|
$NextTagPosition += $metaItemSize + 4;
|
|
|
|
$this->CopyToAppropriateCommentsSection($metaItemKey, $metaItemData, $ThisFileInfo);
|
|
}
|
|
*/
|
|
$atom_structure['version'] = getid3_lib::BigEndian2Int(substr($atom_data, 0, 1));
|
|
$atom_structure['flags_raw'] = getid3_lib::BigEndian2Int(substr($atom_data, 1, 3));
|
|
$atom_structure['subatoms'] = $this->QuicktimeParseContainerAtom(substr($atom_data, 4), $ThisFileInfo, $baseoffset + 8, $atomHierarchy, $ParseAllPossibleAtoms);
|
|
break;
|
|
|
|
case 'ftyp': // FileTYPe (?) atom (for MP4 it seems)
|
|
$atom_structure['signature'] = substr($atom_data, 0, 4);
|
|
$atom_structure['unknown_1'] = getid3_lib::BigEndian2Int(substr($atom_data, 4, 4));
|
|
$atom_structure['fourcc'] = substr($atom_data, 8, 4);
|
|
break;
|
|
|
|
case 'mdat': // Media DATa atom
|
|
case 'free': // FREE space atom
|
|
case 'skip': // SKIP atom
|
|
case 'wide': // 64-bit expansion placeholder atom
|
|
// 'mdat' data is too big to deal with, contains no useful metadata
|
|
// 'free', 'skip' and 'wide' are just padding, contains no useful data at all
|
|
|
|
// When writing QuickTime files, it is sometimes necessary to update an atom's size.
|
|
// It is impossible to update a 32-bit atom to a 64-bit atom since the 32-bit atom
|
|
// is only 8 bytes in size, and the 64-bit atom requires 16 bytes. Therefore, QuickTime
|
|
// puts an 8-byte placeholder atom before any atoms it may have to update the size of.
|
|
// In this way, if the atom needs to be converted from a 32-bit to a 64-bit atom, the
|
|
// placeholder atom can be overwritten to obtain the necessary 8 extra bytes.
|
|
// The placeholder atom has a type of kWideAtomPlaceholderType ( 'wide' ).
|
|
break;
|
|
|
|
|
|
case 'nsav': // NoSAVe atom
|
|
// http://developer.apple.com/technotes/tn/tn2038.html
|
|
$atom_structure['data'] = getid3_lib::BigEndian2Int(substr($atom_data, 0, 4));
|
|
break;
|
|
|
|
case 'ctyp': // Controller TYPe atom (seen on QTVR)
|
|
// http://homepages.slingshot.co.nz/~helmboy/quicktime/formats/qtm-layout.txt
|
|
// some controller names are:
|
|
// 0x00 + 'std' for linear movie
|
|
// 'none' for no controls
|
|
$atom_structure['ctyp'] = substr($atom_data, 0, 4);
|
|
$ThisFileInfo['quicktime']['controller'] = $atom_structure['ctyp'];
|
|
switch ($atom_structure['ctyp']) {
|
|
case 'qtvr':
|
|
$ThisFileInfo['video']['dataformat'] = 'quicktimevr';
|
|
break;
|
|
}
|
|
break;
|
|
|
|
case 'pano': // PANOrama track (seen on QTVR)
|
|
$atom_structure['pano'] = getid3_lib::BigEndian2Int(substr($atom_data, 0, 4));
|
|
break;
|
|
|
|
case 'hint': // HINT track
|
|
case 'hinf': //
|
|
case 'hinv': //
|
|
case 'hnti': //
|
|
$ThisFileInfo['quicktime']['hinting'] = true;
|
|
break;
|
|
|
|
case 'imgt': // IMaGe Track reference (kQTVRImageTrackRefType) (seen on QTVR)
|
|
for ($i = 0; $i < ($atom_structure['size'] - 8); $i += 4) {
|
|
$atom_structure['imgt'][] = getid3_lib::BigEndian2Int(substr($atom_data, $i, 4));
|
|
}
|
|
break;
|
|
|
|
|
|
// Observed-but-not-handled atom types are just listed here to prevent warnings being generated
|
|
case 'FXTC': // Something to do with Adobe After Effects (?)
|
|
case 'PrmA':
|
|
case 'code':
|
|
case 'FIEL': // this is NOT "fiel" (Field Ordering) as describe here: http://developer.apple.com/documentation/QuickTime/QTFF/QTFFChap3/chapter_4_section_2.html
|
|
case 'tapt': // TrackApertureModeDimensionsAID - http://developer.apple.com/documentation/QuickTime/Reference/QT7-1_Update_Reference/Constants/Constants.html
|
|
// tapt seems to be used to compute the video size [http://www.getid3.org/phpBB3/viewtopic.php?t=838]
|
|
// * http://lists.apple.com/archives/quicktime-api/2006/Aug/msg00014.html
|
|
// * http://handbrake.fr/irclogs/handbrake-dev/handbrake-dev20080128_pg2.html
|
|
case 'ctts':// STCompositionOffsetAID - http://developer.apple.com/documentation/QuickTime/Reference/QTRef_Constants/Reference/reference.html
|
|
case 'cslg':// STCompositionShiftLeastGreatestAID - http://developer.apple.com/documentation/QuickTime/Reference/QTRef_Constants/Reference/reference.html
|
|
case 'sdtp':// STSampleDependencyAID - http://developer.apple.com/documentation/QuickTime/Reference/QTRef_Constants/Reference/reference.html
|
|
case 'stps':// STPartialSyncSampleAID - http://developer.apple.com/documentation/QuickTime/Reference/QTRef_Constants/Reference/reference.html
|
|
//$atom_structure['data'] = $atom_data;
|
|
break;
|
|
|
|
default:
|
|
$ThisFileInfo['warning'][] = 'Unknown QuickTime atom type: "'.$atomname.'" at offset '.$baseoffset;
|
|
$atom_structure['data'] = $atom_data;
|
|
break;
|
|
}
|
|
array_pop($atomHierarchy);
|
|
return $atom_structure;
|
|
}
|
|
|
|
function QuicktimeParseContainerAtom($atom_data, &$ThisFileInfo, $baseoffset, &$atomHierarchy, $ParseAllPossibleAtoms) {
|
|
$atom_structure = false;
|
|
$subatomoffset = 0;
|
|
$subatomcounter = 0;
|
|
if ((strlen($atom_data) == 4) && (getid3_lib::BigEndian2Int($atom_data) == 0x00000000)) {
|
|
return false;
|
|
}
|
|
while ($subatomoffset < strlen($atom_data)) {
|
|
$subatomsize = getid3_lib::BigEndian2Int(substr($atom_data, $subatomoffset + 0, 4));
|
|
$subatomname = substr($atom_data, $subatomoffset + 4, 4);
|
|
$subatomdata = substr($atom_data, $subatomoffset + 8, $subatomsize - 8);
|
|
if ($subatomsize == 0) {
|
|
// Furthermore, for historical reasons the list of atoms is optionally
|
|
// terminated by a 32-bit integer set to 0. If you are writing a program
|
|
// to read user data atoms, you should allow for the terminating 0.
|
|
return $atom_structure;
|
|
}
|
|
|
|
$atom_structure[$subatomcounter] = $this->QuicktimeParseAtom($subatomname, $subatomsize, $subatomdata, $ThisFileInfo, $baseoffset + $subatomoffset, $atomHierarchy, $ParseAllPossibleAtoms);
|
|
|
|
$subatomoffset += $subatomsize;
|
|
$subatomcounter++;
|
|
}
|
|
return $atom_structure;
|
|
}
|
|
|
|
|
|
function quicktime_read_mp4_descr_length($data, &$offset) {
|
|
// http://libquicktime.sourcearchive.com/documentation/2:1.0.2plus-pdebian-2build1/esds_8c-source.html
|
|
$num_bytes = 0;
|
|
$length = 0;
|
|
do {
|
|
$b = ord(substr($data, $offset++, 1));
|
|
$length = ($length << 7) | ($b & 0x7F);
|
|
} while (($b & 0x80) && ($num_bytes++ < 4));
|
|
return $length;
|
|
}
|
|
|
|
|
|
function QuicktimeLanguageLookup($languageid) {
|
|
static $QuicktimeLanguageLookup = array();
|
|
if (empty($QuicktimeLanguageLookup)) {
|
|
$QuicktimeLanguageLookup[0] = 'English';
|
|
$QuicktimeLanguageLookup[1] = 'French';
|
|
$QuicktimeLanguageLookup[2] = 'German';
|
|
$QuicktimeLanguageLookup[3] = 'Italian';
|
|
$QuicktimeLanguageLookup[4] = 'Dutch';
|
|
$QuicktimeLanguageLookup[5] = 'Swedish';
|
|
$QuicktimeLanguageLookup[6] = 'Spanish';
|
|
$QuicktimeLanguageLookup[7] = 'Danish';
|
|
$QuicktimeLanguageLookup[8] = 'Portuguese';
|
|
$QuicktimeLanguageLookup[9] = 'Norwegian';
|
|
$QuicktimeLanguageLookup[10] = 'Hebrew';
|
|
$QuicktimeLanguageLookup[11] = 'Japanese';
|
|
$QuicktimeLanguageLookup[12] = 'Arabic';
|
|
$QuicktimeLanguageLookup[13] = 'Finnish';
|
|
$QuicktimeLanguageLookup[14] = 'Greek';
|
|
$QuicktimeLanguageLookup[15] = 'Icelandic';
|
|
$QuicktimeLanguageLookup[16] = 'Maltese';
|
|
$QuicktimeLanguageLookup[17] = 'Turkish';
|
|
$QuicktimeLanguageLookup[18] = 'Croatian';
|
|
$QuicktimeLanguageLookup[19] = 'Chinese (Traditional)';
|
|
$QuicktimeLanguageLookup[20] = 'Urdu';
|
|
$QuicktimeLanguageLookup[21] = 'Hindi';
|
|
$QuicktimeLanguageLookup[22] = 'Thai';
|
|
$QuicktimeLanguageLookup[23] = 'Korean';
|
|
$QuicktimeLanguageLookup[24] = 'Lithuanian';
|
|
$QuicktimeLanguageLookup[25] = 'Polish';
|
|
$QuicktimeLanguageLookup[26] = 'Hungarian';
|
|
$QuicktimeLanguageLookup[27] = 'Estonian';
|
|
$QuicktimeLanguageLookup[28] = 'Lettish';
|
|
$QuicktimeLanguageLookup[28] = 'Latvian';
|
|
$QuicktimeLanguageLookup[29] = 'Saamisk';
|
|
$QuicktimeLanguageLookup[29] = 'Lappish';
|
|
$QuicktimeLanguageLookup[30] = 'Faeroese';
|
|
$QuicktimeLanguageLookup[31] = 'Farsi';
|
|
$QuicktimeLanguageLookup[31] = 'Persian';
|
|
$QuicktimeLanguageLookup[32] = 'Russian';
|
|
$QuicktimeLanguageLookup[33] = 'Chinese (Simplified)';
|
|
$QuicktimeLanguageLookup[34] = 'Flemish';
|
|
$QuicktimeLanguageLookup[35] = 'Irish';
|
|
$QuicktimeLanguageLookup[36] = 'Albanian';
|
|
$QuicktimeLanguageLookup[37] = 'Romanian';
|
|
$QuicktimeLanguageLookup[38] = 'Czech';
|
|
$QuicktimeLanguageLookup[39] = 'Slovak';
|
|
$QuicktimeLanguageLookup[40] = 'Slovenian';
|
|
$QuicktimeLanguageLookup[41] = 'Yiddish';
|
|
$QuicktimeLanguageLookup[42] = 'Serbian';
|
|
$QuicktimeLanguageLookup[43] = 'Macedonian';
|
|
$QuicktimeLanguageLookup[44] = 'Bulgarian';
|
|
$QuicktimeLanguageLookup[45] = 'Ukrainian';
|
|
$QuicktimeLanguageLookup[46] = 'Byelorussian';
|
|
$QuicktimeLanguageLookup[47] = 'Uzbek';
|
|
$QuicktimeLanguageLookup[48] = 'Kazakh';
|
|
$QuicktimeLanguageLookup[49] = 'Azerbaijani';
|
|
$QuicktimeLanguageLookup[50] = 'AzerbaijanAr';
|
|
$QuicktimeLanguageLookup[51] = 'Armenian';
|
|
$QuicktimeLanguageLookup[52] = 'Georgian';
|
|
$QuicktimeLanguageLookup[53] = 'Moldavian';
|
|
$QuicktimeLanguageLookup[54] = 'Kirghiz';
|
|
$QuicktimeLanguageLookup[55] = 'Tajiki';
|
|
$QuicktimeLanguageLookup[56] = 'Turkmen';
|
|
$QuicktimeLanguageLookup[57] = 'Mongolian';
|
|
$QuicktimeLanguageLookup[58] = 'MongolianCyr';
|
|
$QuicktimeLanguageLookup[59] = 'Pashto';
|
|
$QuicktimeLanguageLookup[60] = 'Kurdish';
|
|
$QuicktimeLanguageLookup[61] = 'Kashmiri';
|
|
$QuicktimeLanguageLookup[62] = 'Sindhi';
|
|
$QuicktimeLanguageLookup[63] = 'Tibetan';
|
|
$QuicktimeLanguageLookup[64] = 'Nepali';
|
|
$QuicktimeLanguageLookup[65] = 'Sanskrit';
|
|
$QuicktimeLanguageLookup[66] = 'Marathi';
|
|
$QuicktimeLanguageLookup[67] = 'Bengali';
|
|
$QuicktimeLanguageLookup[68] = 'Assamese';
|
|
$QuicktimeLanguageLookup[69] = 'Gujarati';
|
|
$QuicktimeLanguageLookup[70] = 'Punjabi';
|
|
$QuicktimeLanguageLookup[71] = 'Oriya';
|
|
$QuicktimeLanguageLookup[72] = 'Malayalam';
|
|
$QuicktimeLanguageLookup[73] = 'Kannada';
|
|
$QuicktimeLanguageLookup[74] = 'Tamil';
|
|
$QuicktimeLanguageLookup[75] = 'Telugu';
|
|
$QuicktimeLanguageLookup[76] = 'Sinhalese';
|
|
$QuicktimeLanguageLookup[77] = 'Burmese';
|
|
$QuicktimeLanguageLookup[78] = 'Khmer';
|
|
$QuicktimeLanguageLookup[79] = 'Lao';
|
|
$QuicktimeLanguageLookup[80] = 'Vietnamese';
|
|
$QuicktimeLanguageLookup[81] = 'Indonesian';
|
|
$QuicktimeLanguageLookup[82] = 'Tagalog';
|
|
$QuicktimeLanguageLookup[83] = 'MalayRoman';
|
|
$QuicktimeLanguageLookup[84] = 'MalayArabic';
|
|
$QuicktimeLanguageLookup[85] = 'Amharic';
|
|
$QuicktimeLanguageLookup[86] = 'Tigrinya';
|
|
$QuicktimeLanguageLookup[87] = 'Galla';
|
|
$QuicktimeLanguageLookup[87] = 'Oromo';
|
|
$QuicktimeLanguageLookup[88] = 'Somali';
|
|
$QuicktimeLanguageLookup[89] = 'Swahili';
|
|
$QuicktimeLanguageLookup[90] = 'Ruanda';
|
|
$QuicktimeLanguageLookup[91] = 'Rundi';
|
|
$QuicktimeLanguageLookup[92] = 'Chewa';
|
|
$QuicktimeLanguageLookup[93] = 'Malagasy';
|
|
$QuicktimeLanguageLookup[94] = 'Esperanto';
|
|
$QuicktimeLanguageLookup[128] = 'Welsh';
|
|
$QuicktimeLanguageLookup[129] = 'Basque';
|
|
$QuicktimeLanguageLookup[130] = 'Catalan';
|
|
$QuicktimeLanguageLookup[131] = 'Latin';
|
|
$QuicktimeLanguageLookup[132] = 'Quechua';
|
|
$QuicktimeLanguageLookup[133] = 'Guarani';
|
|
$QuicktimeLanguageLookup[134] = 'Aymara';
|
|
$QuicktimeLanguageLookup[135] = 'Tatar';
|
|
$QuicktimeLanguageLookup[136] = 'Uighur';
|
|
$QuicktimeLanguageLookup[137] = 'Dzongkha';
|
|
$QuicktimeLanguageLookup[138] = 'JavaneseRom';
|
|
}
|
|
return (isset($QuicktimeLanguageLookup[$languageid]) ? $QuicktimeLanguageLookup[$languageid] : 'invalid');
|
|
}
|
|
|
|
function QuicktimeVideoCodecLookup($codecid) {
|
|
static $QuicktimeVideoCodecLookup = array();
|
|
if (empty($QuicktimeVideoCodecLookup)) {
|
|
$QuicktimeVideoCodecLookup['.SGI'] = 'SGI';
|
|
$QuicktimeVideoCodecLookup['3IV1'] = '3ivx MPEG-4 v1';
|
|
$QuicktimeVideoCodecLookup['3IV2'] = '3ivx MPEG-4 v2';
|
|
$QuicktimeVideoCodecLookup['3IVX'] = '3ivx MPEG-4';
|
|
$QuicktimeVideoCodecLookup['8BPS'] = 'Planar RGB';
|
|
$QuicktimeVideoCodecLookup['avc1'] = 'H.264/MPEG-4 AVC';
|
|
$QuicktimeVideoCodecLookup['avr '] = 'AVR-JPEG';
|
|
$QuicktimeVideoCodecLookup['b16g'] = '16Gray';
|
|
$QuicktimeVideoCodecLookup['b32a'] = '32AlphaGray';
|
|
$QuicktimeVideoCodecLookup['b48r'] = '48RGB';
|
|
$QuicktimeVideoCodecLookup['b64a'] = '64ARGB';
|
|
$QuicktimeVideoCodecLookup['base'] = 'Base';
|
|
$QuicktimeVideoCodecLookup['clou'] = 'Cloud';
|
|
$QuicktimeVideoCodecLookup['cmyk'] = 'CMYK';
|
|
$QuicktimeVideoCodecLookup['cvid'] = 'Cinepak';
|
|
$QuicktimeVideoCodecLookup['dmb1'] = 'OpenDML JPEG';
|
|
$QuicktimeVideoCodecLookup['dvc '] = 'DVC-NTSC';
|
|
$QuicktimeVideoCodecLookup['dvcp'] = 'DVC-PAL';
|
|
$QuicktimeVideoCodecLookup['dvpn'] = 'DVCPro-NTSC';
|
|
$QuicktimeVideoCodecLookup['dvpp'] = 'DVCPro-PAL';
|
|
$QuicktimeVideoCodecLookup['fire'] = 'Fire';
|
|
$QuicktimeVideoCodecLookup['flic'] = 'FLC';
|
|
$QuicktimeVideoCodecLookup['gif '] = 'GIF';
|
|
$QuicktimeVideoCodecLookup['h261'] = 'H261';
|
|
$QuicktimeVideoCodecLookup['h263'] = 'H263';
|
|
$QuicktimeVideoCodecLookup['IV41'] = 'Indeo4';
|
|
$QuicktimeVideoCodecLookup['jpeg'] = 'JPEG';
|
|
$QuicktimeVideoCodecLookup['kpcd'] = 'PhotoCD';
|
|
$QuicktimeVideoCodecLookup['mjpa'] = 'Motion JPEG-A';
|
|
$QuicktimeVideoCodecLookup['mjpb'] = 'Motion JPEG-B';
|
|
$QuicktimeVideoCodecLookup['msvc'] = 'Microsoft Video1';
|
|
$QuicktimeVideoCodecLookup['myuv'] = 'MPEG YUV420';
|
|
$QuicktimeVideoCodecLookup['path'] = 'Vector';
|
|
$QuicktimeVideoCodecLookup['png '] = 'PNG';
|
|
$QuicktimeVideoCodecLookup['PNTG'] = 'MacPaint';
|
|
$QuicktimeVideoCodecLookup['qdgx'] = 'QuickDrawGX';
|
|
$QuicktimeVideoCodecLookup['qdrw'] = 'QuickDraw';
|
|
$QuicktimeVideoCodecLookup['raw '] = 'RAW';
|
|
$QuicktimeVideoCodecLookup['ripl'] = 'WaterRipple';
|
|
$QuicktimeVideoCodecLookup['rpza'] = 'Video';
|
|
$QuicktimeVideoCodecLookup['smc '] = 'Graphics';
|
|
$QuicktimeVideoCodecLookup['SVQ1'] = 'Sorenson Video 1';
|
|
$QuicktimeVideoCodecLookup['SVQ1'] = 'Sorenson Video 3';
|
|
$QuicktimeVideoCodecLookup['syv9'] = 'Sorenson YUV9';
|
|
$QuicktimeVideoCodecLookup['tga '] = 'Targa';
|
|
$QuicktimeVideoCodecLookup['tiff'] = 'TIFF';
|
|
$QuicktimeVideoCodecLookup['WRAW'] = 'Windows RAW';
|
|
$QuicktimeVideoCodecLookup['WRLE'] = 'BMP';
|
|
$QuicktimeVideoCodecLookup['y420'] = 'YUV420';
|
|
$QuicktimeVideoCodecLookup['yuv2'] = 'ComponentVideo';
|
|
$QuicktimeVideoCodecLookup['yuvs'] = 'ComponentVideoUnsigned';
|
|
$QuicktimeVideoCodecLookup['yuvu'] = 'ComponentVideoSigned';
|
|
}
|
|
return (isset($QuicktimeVideoCodecLookup[$codecid]) ? $QuicktimeVideoCodecLookup[$codecid] : '');
|
|
}
|
|
|
|
function QuicktimeAudioCodecLookup($codecid) {
|
|
static $QuicktimeAudioCodecLookup = array();
|
|
if (empty($QuicktimeAudioCodecLookup)) {
|
|
$QuicktimeAudioCodecLookup['.mp3'] = 'Fraunhofer MPEG Layer-III alias';
|
|
$QuicktimeAudioCodecLookup['aac '] = 'ISO/IEC 14496-3 AAC';
|
|
$QuicktimeAudioCodecLookup['agsm'] = 'Apple GSM 10:1';
|
|
$QuicktimeAudioCodecLookup['alac'] = 'Apple Lossless Audio Codec';
|
|
$QuicktimeAudioCodecLookup['alaw'] = 'A-law 2:1';
|
|
$QuicktimeAudioCodecLookup['conv'] = 'Sample Format';
|
|
$QuicktimeAudioCodecLookup['dvca'] = 'DV';
|
|
$QuicktimeAudioCodecLookup['dvi '] = 'DV 4:1';
|
|
$QuicktimeAudioCodecLookup['eqal'] = 'Frequency Equalizer';
|
|
$QuicktimeAudioCodecLookup['fl32'] = '32-bit Floating Point';
|
|
$QuicktimeAudioCodecLookup['fl64'] = '64-bit Floating Point';
|
|
$QuicktimeAudioCodecLookup['ima4'] = 'Interactive Multimedia Association 4:1';
|
|
$QuicktimeAudioCodecLookup['in24'] = '24-bit Integer';
|
|
$QuicktimeAudioCodecLookup['in32'] = '32-bit Integer';
|
|
$QuicktimeAudioCodecLookup['lpc '] = 'LPC 23:1';
|
|
$QuicktimeAudioCodecLookup['MAC3'] = 'Macintosh Audio Compression/Expansion (MACE) 3:1';
|
|
$QuicktimeAudioCodecLookup['MAC6'] = 'Macintosh Audio Compression/Expansion (MACE) 6:1';
|
|
$QuicktimeAudioCodecLookup['mixb'] = '8-bit Mixer';
|
|
$QuicktimeAudioCodecLookup['mixw'] = '16-bit Mixer';
|
|
$QuicktimeAudioCodecLookup['mp4a'] = 'ISO/IEC 14496-3 AAC';
|
|
$QuicktimeAudioCodecLookup['MS'."\x00\x02"] = 'Microsoft ADPCM';
|
|
$QuicktimeAudioCodecLookup['MS'."\x00\x11"] = 'DV IMA';
|
|
$QuicktimeAudioCodecLookup['MS'."\x00\x55"] = 'Fraunhofer MPEG Layer III';
|
|
$QuicktimeAudioCodecLookup['NONE'] = 'No Encoding';
|
|
$QuicktimeAudioCodecLookup['Qclp'] = 'Qualcomm PureVoice';
|
|
$QuicktimeAudioCodecLookup['QDM2'] = 'QDesign Music 2';
|
|
$QuicktimeAudioCodecLookup['QDMC'] = 'QDesign Music 1';
|
|
$QuicktimeAudioCodecLookup['ratb'] = '8-bit Rate';
|
|
$QuicktimeAudioCodecLookup['ratw'] = '16-bit Rate';
|
|
$QuicktimeAudioCodecLookup['raw '] = 'raw PCM';
|
|
$QuicktimeAudioCodecLookup['sour'] = 'Sound Source';
|
|
$QuicktimeAudioCodecLookup['sowt'] = 'signed/two\'s complement (Little Endian)';
|
|
$QuicktimeAudioCodecLookup['str1'] = 'Iomega MPEG layer II';
|
|
$QuicktimeAudioCodecLookup['str2'] = 'Iomega MPEG *layer II';
|
|
$QuicktimeAudioCodecLookup['str3'] = 'Iomega MPEG **layer II';
|
|
$QuicktimeAudioCodecLookup['str4'] = 'Iomega MPEG ***layer II';
|
|
$QuicktimeAudioCodecLookup['twos'] = 'signed/two\'s complement (Big Endian)';
|
|
$QuicktimeAudioCodecLookup['ulaw'] = 'mu-law 2:1';
|
|
}
|
|
return (isset($QuicktimeAudioCodecLookup[$codecid]) ? $QuicktimeAudioCodecLookup[$codecid] : '');
|
|
}
|
|
|
|
function QuicktimeDCOMLookup($compressionid) {
|
|
static $QuicktimeDCOMLookup = array();
|
|
if (empty($QuicktimeDCOMLookup)) {
|
|
$QuicktimeDCOMLookup['zlib'] = 'ZLib Deflate';
|
|
$QuicktimeDCOMLookup['adec'] = 'Apple Compression';
|
|
}
|
|
return (isset($QuicktimeDCOMLookup[$compressionid]) ? $QuicktimeDCOMLookup[$compressionid] : '');
|
|
}
|
|
|
|
function QuicktimeColorNameLookup($colordepthid) {
|
|
static $QuicktimeColorNameLookup = array();
|
|
if (empty($QuicktimeColorNameLookup)) {
|
|
$QuicktimeColorNameLookup[1] = '2-color (monochrome)';
|
|
$QuicktimeColorNameLookup[2] = '4-color';
|
|
$QuicktimeColorNameLookup[4] = '16-color';
|
|
$QuicktimeColorNameLookup[8] = '256-color';
|
|
$QuicktimeColorNameLookup[16] = 'thousands (16-bit color)';
|
|
$QuicktimeColorNameLookup[24] = 'millions (24-bit color)';
|
|
$QuicktimeColorNameLookup[32] = 'millions+ (32-bit color)';
|
|
$QuicktimeColorNameLookup[33] = 'black & white';
|
|
$QuicktimeColorNameLookup[34] = '4-gray';
|
|
$QuicktimeColorNameLookup[36] = '16-gray';
|
|
$QuicktimeColorNameLookup[40] = '256-gray';
|
|
}
|
|
return (isset($QuicktimeColorNameLookup[$colordepthid]) ? $QuicktimeColorNameLookup[$colordepthid] : 'invalid');
|
|
}
|
|
|
|
function QuicktimeSTIKLookup($stik) {
|
|
static $QuicktimeSTIKLookup = array();
|
|
if (empty($QuicktimeSTIKLookup)) {
|
|
$QuicktimeSTIKLookup[0] = 'Movie';
|
|
$QuicktimeSTIKLookup[1] = 'Normal';
|
|
$QuicktimeSTIKLookup[2] = 'Audiobook';
|
|
$QuicktimeSTIKLookup[5] = 'Whacked Bookmark';
|
|
$QuicktimeSTIKLookup[6] = 'Music Video';
|
|
$QuicktimeSTIKLookup[9] = 'Short Film';
|
|
$QuicktimeSTIKLookup[10] = 'TV Show';
|
|
$QuicktimeSTIKLookup[11] = 'Booklet';
|
|
$QuicktimeSTIKLookup[14] = 'Ringtone';
|
|
$QuicktimeSTIKLookup[21] = 'Podcast';
|
|
}
|
|
return (isset($QuicktimeSTIKLookup[$stik]) ? $QuicktimeSTIKLookup[$stik] : 'invalid');
|
|
}
|
|
|
|
function QuicktimeIODSaudioProfileName($audio_profile_id) {
|
|
static $QuicktimeIODSaudioProfileNameLookup = array();
|
|
if (empty($QuicktimeIODSaudioProfileNameLookup)) {
|
|
$QuicktimeIODSaudioProfileNameLookup = array(
|
|
0x00 => 'ISO Reserved (0x00)',
|
|
0x01 => 'Main Audio Profile @ Level 1',
|
|
0x02 => 'Main Audio Profile @ Level 2',
|
|
0x03 => 'Main Audio Profile @ Level 3',
|
|
0x04 => 'Main Audio Profile @ Level 4',
|
|
0x05 => 'Scalable Audio Profile @ Level 1',
|
|
0x06 => 'Scalable Audio Profile @ Level 2',
|
|
0x07 => 'Scalable Audio Profile @ Level 3',
|
|
0x08 => 'Scalable Audio Profile @ Level 4',
|
|
0x09 => 'Speech Audio Profile @ Level 1',
|
|
0x0A => 'Speech Audio Profile @ Level 2',
|
|
0x0B => 'Synthetic Audio Profile @ Level 1',
|
|
0x0C => 'Synthetic Audio Profile @ Level 2',
|
|
0x0D => 'Synthetic Audio Profile @ Level 3',
|
|
0x0E => 'High Quality Audio Profile @ Level 1',
|
|
0x0F => 'High Quality Audio Profile @ Level 2',
|
|
0x10 => 'High Quality Audio Profile @ Level 3',
|
|
0x11 => 'High Quality Audio Profile @ Level 4',
|
|
0x12 => 'High Quality Audio Profile @ Level 5',
|
|
0x13 => 'High Quality Audio Profile @ Level 6',
|
|
0x14 => 'High Quality Audio Profile @ Level 7',
|
|
0x15 => 'High Quality Audio Profile @ Level 8',
|
|
0x16 => 'Low Delay Audio Profile @ Level 1',
|
|
0x17 => 'Low Delay Audio Profile @ Level 2',
|
|
0x18 => 'Low Delay Audio Profile @ Level 3',
|
|
0x19 => 'Low Delay Audio Profile @ Level 4',
|
|
0x1A => 'Low Delay Audio Profile @ Level 5',
|
|
0x1B => 'Low Delay Audio Profile @ Level 6',
|
|
0x1C => 'Low Delay Audio Profile @ Level 7',
|
|
0x1D => 'Low Delay Audio Profile @ Level 8',
|
|
0x1E => 'Natural Audio Profile @ Level 1',
|
|
0x1F => 'Natural Audio Profile @ Level 2',
|
|
0x20 => 'Natural Audio Profile @ Level 3',
|
|
0x21 => 'Natural Audio Profile @ Level 4',
|
|
0x22 => 'Mobile Audio Internetworking Profile @ Level 1',
|
|
0x23 => 'Mobile Audio Internetworking Profile @ Level 2',
|
|
0x24 => 'Mobile Audio Internetworking Profile @ Level 3',
|
|
0x25 => 'Mobile Audio Internetworking Profile @ Level 4',
|
|
0x26 => 'Mobile Audio Internetworking Profile @ Level 5',
|
|
0x27 => 'Mobile Audio Internetworking Profile @ Level 6',
|
|
0x28 => 'AAC Profile @ Level 1',
|
|
0x29 => 'AAC Profile @ Level 2',
|
|
0x2A => 'AAC Profile @ Level 4',
|
|
0x2B => 'AAC Profile @ Level 5',
|
|
0x2C => 'High Efficiency AAC Profile @ Level 2',
|
|
0x2D => 'High Efficiency AAC Profile @ Level 3',
|
|
0x2E => 'High Efficiency AAC Profile @ Level 4',
|
|
0x2F => 'High Efficiency AAC Profile @ Level 5',
|
|
0xFE => 'Not part of MPEG-4 audio profiles',
|
|
0xFF => 'No audio capability required',
|
|
);
|
|
}
|
|
return (isset($QuicktimeIODSaudioProfileNameLookup[$audio_profile_id]) ? $QuicktimeIODSaudioProfileNameLookup[$audio_profile_id] : 'ISO Reserved / User Private');
|
|
}
|
|
|
|
|
|
function QuicktimeIODSvideoProfileName($video_profile_id) {
|
|
static $QuicktimeIODSvideoProfileNameLookup = array();
|
|
if (empty($QuicktimeIODSvideoProfileNameLookup)) {
|
|
$QuicktimeIODSvideoProfileNameLookup = array(
|
|
0x00 => 'Reserved (0x00) Profile',
|
|
0x01 => 'Simple Profile @ Level 1',
|
|
0x02 => 'Simple Profile @ Level 2',
|
|
0x03 => 'Simple Profile @ Level 3',
|
|
0x08 => 'Simple Profile @ Level 0',
|
|
0x10 => 'Simple Scalable Profile @ Level 0',
|
|
0x11 => 'Simple Scalable Profile @ Level 1',
|
|
0x12 => 'Simple Scalable Profile @ Level 2',
|
|
0x15 => 'AVC/H264 Profile',
|
|
0x21 => 'Core Profile @ Level 1',
|
|
0x22 => 'Core Profile @ Level 2',
|
|
0x32 => 'Main Profile @ Level 2',
|
|
0x33 => 'Main Profile @ Level 3',
|
|
0x34 => 'Main Profile @ Level 4',
|
|
0x42 => 'N-bit Profile @ Level 2',
|
|
0x51 => 'Scalable Texture Profile @ Level 1',
|
|
0x61 => 'Simple Face Animation Profile @ Level 1',
|
|
0x62 => 'Simple Face Animation Profile @ Level 2',
|
|
0x63 => 'Simple FBA Profile @ Level 1',
|
|
0x64 => 'Simple FBA Profile @ Level 2',
|
|
0x71 => 'Basic Animated Texture Profile @ Level 1',
|
|
0x72 => 'Basic Animated Texture Profile @ Level 2',
|
|
0x81 => 'Hybrid Profile @ Level 1',
|
|
0x82 => 'Hybrid Profile @ Level 2',
|
|
0x91 => 'Advanced Real Time Simple Profile @ Level 1',
|
|
0x92 => 'Advanced Real Time Simple Profile @ Level 2',
|
|
0x93 => 'Advanced Real Time Simple Profile @ Level 3',
|
|
0x94 => 'Advanced Real Time Simple Profile @ Level 4',
|
|
0xA1 => 'Core Scalable Profile @ Level1',
|
|
0xA2 => 'Core Scalable Profile @ Level2',
|
|
0xA3 => 'Core Scalable Profile @ Level3',
|
|
0xB1 => 'Advanced Coding Efficiency Profile @ Level 1',
|
|
0xB2 => 'Advanced Coding Efficiency Profile @ Level 2',
|
|
0xB3 => 'Advanced Coding Efficiency Profile @ Level 3',
|
|
0xB4 => 'Advanced Coding Efficiency Profile @ Level 4',
|
|
0xC1 => 'Advanced Core Profile @ Level 1',
|
|
0xC2 => 'Advanced Core Profile @ Level 2',
|
|
0xD1 => 'Advanced Scalable Texture @ Level1',
|
|
0xD2 => 'Advanced Scalable Texture @ Level2',
|
|
0xE1 => 'Simple Studio Profile @ Level 1',
|
|
0xE2 => 'Simple Studio Profile @ Level 2',
|
|
0xE3 => 'Simple Studio Profile @ Level 3',
|
|
0xE4 => 'Simple Studio Profile @ Level 4',
|
|
0xE5 => 'Core Studio Profile @ Level 1',
|
|
0xE6 => 'Core Studio Profile @ Level 2',
|
|
0xE7 => 'Core Studio Profile @ Level 3',
|
|
0xE8 => 'Core Studio Profile @ Level 4',
|
|
0xF0 => 'Advanced Simple Profile @ Level 0',
|
|
0xF1 => 'Advanced Simple Profile @ Level 1',
|
|
0xF2 => 'Advanced Simple Profile @ Level 2',
|
|
0xF3 => 'Advanced Simple Profile @ Level 3',
|
|
0xF4 => 'Advanced Simple Profile @ Level 4',
|
|
0xF5 => 'Advanced Simple Profile @ Level 5',
|
|
0xF7 => 'Advanced Simple Profile @ Level 3b',
|
|
0xF8 => 'Fine Granularity Scalable Profile @ Level 0',
|
|
0xF9 => 'Fine Granularity Scalable Profile @ Level 1',
|
|
0xFA => 'Fine Granularity Scalable Profile @ Level 2',
|
|
0xFB => 'Fine Granularity Scalable Profile @ Level 3',
|
|
0xFC => 'Fine Granularity Scalable Profile @ Level 4',
|
|
0xFD => 'Fine Granularity Scalable Profile @ Level 5',
|
|
0xFE => 'Not part of MPEG-4 Visual profiles',
|
|
0xFF => 'No visual capability required',
|
|
);
|
|
}
|
|
return (isset($QuicktimeIODSvideoProfileNameLookup[$video_profile_id]) ? $QuicktimeIODSvideoProfileNameLookup[$video_profile_id] : 'ISO Reserved Profile');
|
|
}
|
|
|
|
|
|
function QuicktimeContentRatingLookup($rtng) {
|
|
static $QuicktimeContentRatingLookup = array();
|
|
if (empty($QuicktimeContentRatingLookup)) {
|
|
$QuicktimeContentRatingLookup[0] = 'None';
|
|
$QuicktimeContentRatingLookup[2] = 'Clean';
|
|
$QuicktimeContentRatingLookup[4] = 'Explicit';
|
|
}
|
|
return (isset($QuicktimeContentRatingLookup[$rtng]) ? $QuicktimeContentRatingLookup[$rtng] : 'invalid');
|
|
}
|
|
|
|
function QuicktimeStoreAccountTypeLookup($akid) {
|
|
static $QuicktimeStoreAccountTypeLookup = array();
|
|
if (empty($QuicktimeStoreAccountTypeLookup)) {
|
|
$QuicktimeStoreAccountTypeLookup[0] = 'iTunes';
|
|
$QuicktimeStoreAccountTypeLookup[1] = 'AOL';
|
|
}
|
|
return (isset($QuicktimeStoreAccountTypeLookup[$akid]) ? $QuicktimeStoreAccountTypeLookup[$akid] : 'invalid');
|
|
}
|
|
|
|
function QuicktimeStoreFrontCodeLookup($sfid) {
|
|
static $QuicktimeStoreFrontCodeLookup = array();
|
|
if (empty($QuicktimeStoreFrontCodeLookup)) {
|
|
$QuicktimeStoreFrontCodeLookup[143460] = 'Australia';
|
|
$QuicktimeStoreFrontCodeLookup[143445] = 'Austria';
|
|
$QuicktimeStoreFrontCodeLookup[143446] = 'Belgium';
|
|
$QuicktimeStoreFrontCodeLookup[143455] = 'Canada';
|
|
$QuicktimeStoreFrontCodeLookup[143458] = 'Denmark';
|
|
$QuicktimeStoreFrontCodeLookup[143447] = 'Finland';
|
|
$QuicktimeStoreFrontCodeLookup[143442] = 'France';
|
|
$QuicktimeStoreFrontCodeLookup[143443] = 'Germany';
|
|
$QuicktimeStoreFrontCodeLookup[143448] = 'Greece';
|
|
$QuicktimeStoreFrontCodeLookup[143449] = 'Ireland';
|
|
$QuicktimeStoreFrontCodeLookup[143450] = 'Italy';
|
|
$QuicktimeStoreFrontCodeLookup[143462] = 'Japan';
|
|
$QuicktimeStoreFrontCodeLookup[143451] = 'Luxembourg';
|
|
$QuicktimeStoreFrontCodeLookup[143452] = 'Netherlands';
|
|
$QuicktimeStoreFrontCodeLookup[143461] = 'New Zealand';
|
|
$QuicktimeStoreFrontCodeLookup[143457] = 'Norway';
|
|
$QuicktimeStoreFrontCodeLookup[143453] = 'Portugal';
|
|
$QuicktimeStoreFrontCodeLookup[143454] = 'Spain';
|
|
$QuicktimeStoreFrontCodeLookup[143456] = 'Sweden';
|
|
$QuicktimeStoreFrontCodeLookup[143459] = 'Switzerland';
|
|
$QuicktimeStoreFrontCodeLookup[143444] = 'United Kingdom';
|
|
$QuicktimeStoreFrontCodeLookup[143441] = 'United States';
|
|
}
|
|
return (isset($QuicktimeStoreCountryCodeLookup[$sfid]) ? $QuicktimeStoreCountryCodeLookup[$sfid] : 'invalid');
|
|
}
|
|
|
|
function CopyToAppropriateCommentsSection($keyname, $data, &$ThisFileInfo, $boxname='') {
|
|
static $handyatomtranslatorarray = array();
|
|
if (empty($handyatomtranslatorarray)) {
|
|
$handyatomtranslatorarray['©cpy'] = 'copyright';
|
|
$handyatomtranslatorarray['©day'] = 'creation_date'; // iTunes 4.0
|
|
$handyatomtranslatorarray['©dir'] = 'director';
|
|
$handyatomtranslatorarray['©ed1'] = 'edit1';
|
|
$handyatomtranslatorarray['©ed2'] = 'edit2';
|
|
$handyatomtranslatorarray['©ed3'] = 'edit3';
|
|
$handyatomtranslatorarray['©ed4'] = 'edit4';
|
|
$handyatomtranslatorarray['©ed5'] = 'edit5';
|
|
$handyatomtranslatorarray['©ed6'] = 'edit6';
|
|
$handyatomtranslatorarray['©ed7'] = 'edit7';
|
|
$handyatomtranslatorarray['©ed8'] = 'edit8';
|
|
$handyatomtranslatorarray['©ed9'] = 'edit9';
|
|
$handyatomtranslatorarray['©fmt'] = 'format';
|
|
$handyatomtranslatorarray['©inf'] = 'information';
|
|
$handyatomtranslatorarray['©prd'] = 'producer';
|
|
$handyatomtranslatorarray['©prf'] = 'performers';
|
|
$handyatomtranslatorarray['©req'] = 'system_requirements';
|
|
$handyatomtranslatorarray['©src'] = 'source_credit';
|
|
$handyatomtranslatorarray['©wrt'] = 'writer';
|
|
|
|
// http://www.geocities.com/xhelmboyx/quicktime/formats/qtm-layout.txt
|
|
$handyatomtranslatorarray['©nam'] = 'title'; // iTunes 4.0
|
|
$handyatomtranslatorarray['©cmt'] = 'comment'; // iTunes 4.0
|
|
$handyatomtranslatorarray['©wrn'] = 'warning';
|
|
$handyatomtranslatorarray['©hst'] = 'host_computer';
|
|
$handyatomtranslatorarray['©mak'] = 'make';
|
|
$handyatomtranslatorarray['©mod'] = 'model';
|
|
$handyatomtranslatorarray['©PRD'] = 'product';
|
|
$handyatomtranslatorarray['©swr'] = 'software';
|
|
$handyatomtranslatorarray['©aut'] = 'author';
|
|
$handyatomtranslatorarray['©ART'] = 'artist';
|
|
$handyatomtranslatorarray['©trk'] = 'track';
|
|
$handyatomtranslatorarray['©alb'] = 'album'; // iTunes 4.0
|
|
$handyatomtranslatorarray['©com'] = 'comment';
|
|
$handyatomtranslatorarray['©gen'] = 'genre'; // iTunes 4.0
|
|
$handyatomtranslatorarray['©ope'] = 'composer';
|
|
$handyatomtranslatorarray['©url'] = 'url';
|
|
$handyatomtranslatorarray['©enc'] = 'encoder';
|
|
|
|
// http://atomicparsley.sourceforge.net/mpeg-4files.html
|
|
$handyatomtranslatorarray['©art'] = 'artist'; // iTunes 4.0
|
|
$handyatomtranslatorarray['aART'] = 'album_artist';
|
|
$handyatomtranslatorarray['trkn'] = 'track_number'; // iTunes 4.0
|
|
$handyatomtranslatorarray['disk'] = 'disc_number'; // iTunes 4.0
|
|
$handyatomtranslatorarray['gnre'] = 'genre'; // iTunes 4.0
|
|
$handyatomtranslatorarray['©too'] = 'encoder'; // iTunes 4.0
|
|
$handyatomtranslatorarray['tmpo'] = 'bpm'; // iTunes 4.0
|
|
$handyatomtranslatorarray['cprt'] = 'copyright'; // iTunes 4.0?
|
|
$handyatomtranslatorarray['cpil'] = 'compilation'; // iTunes 4.0
|
|
$handyatomtranslatorarray['covr'] = 'artwork'; // iTunes 4.0
|
|
$handyatomtranslatorarray['rtng'] = 'rating'; // iTunes 4.0
|
|
$handyatomtranslatorarray['©grp'] = 'grouping'; // iTunes 4.2
|
|
$handyatomtranslatorarray['stik'] = 'stik'; // iTunes 4.9
|
|
$handyatomtranslatorarray['pcst'] = 'podcast'; // iTunes 4.9
|
|
$handyatomtranslatorarray['catg'] = 'category'; // iTunes 4.9
|
|
$handyatomtranslatorarray['keyw'] = 'keyword'; // iTunes 4.9
|
|
$handyatomtranslatorarray['purl'] = 'podcast_url'; // iTunes 4.9
|
|
$handyatomtranslatorarray['egid'] = 'episode_guid'; // iTunes 4.9
|
|
$handyatomtranslatorarray['desc'] = 'description'; // iTunes 5.0
|
|
$handyatomtranslatorarray['©lyr'] = 'lyrics'; // iTunes 5.0
|
|
$handyatomtranslatorarray['tvnn'] = 'tv_network_name'; // iTunes 6.0
|
|
$handyatomtranslatorarray['tvsh'] = 'tv_show_name'; // iTunes 6.0
|
|
$handyatomtranslatorarray['tvsn'] = 'tv_season'; // iTunes 6.0
|
|
$handyatomtranslatorarray['tves'] = 'tv_episode'; // iTunes 6.0
|
|
$handyatomtranslatorarray['purd'] = 'purchase_date'; // iTunes 6.0.2
|
|
$handyatomtranslatorarray['pgap'] = 'gapless_playback'; // iTunes 7.0
|
|
|
|
// http://www.geocities.com/xhelmboyx/quicktime/formats/mp4-layout.txt
|
|
|
|
|
|
|
|
// boxnames:
|
|
$handyatomtranslatorarray['iTunSMPB'] = 'iTunSMPB';
|
|
$handyatomtranslatorarray['iTunNORM'] = 'iTunNORM';
|
|
$handyatomtranslatorarray['Encoding Params'] = 'Encoding Params';
|
|
$handyatomtranslatorarray['replaygain_track_gain'] = 'replaygain_track_gain';
|
|
$handyatomtranslatorarray['replaygain_track_peak'] = 'replaygain_track_peak';
|
|
$handyatomtranslatorarray['replaygain_track_minmax'] = 'replaygain_track_minmax';
|
|
$handyatomtranslatorarray['MusicIP PUID'] = 'MusicIP PUID';
|
|
$handyatomtranslatorarray['MusicBrainz Artist Id'] = 'MusicBrainz Artist Id';
|
|
$handyatomtranslatorarray['MusicBrainz Album Id'] = 'MusicBrainz Album Id';
|
|
$handyatomtranslatorarray['MusicBrainz Album Artist Id'] = 'MusicBrainz Album Artist Id';
|
|
$handyatomtranslatorarray['MusicBrainz Track Id'] = 'MusicBrainz Track Id';
|
|
$handyatomtranslatorarray['MusicBrainz Disc Id'] = 'MusicBrainz Disc Id';
|
|
}
|
|
if ($boxname && ($boxname != $keyname) && isset($handyatomtranslatorarray[$boxname])) {
|
|
$ThisFileInfo['quicktime']['comments'][$handyatomtranslatorarray[$boxname]][] = $data;
|
|
} elseif (isset($handyatomtranslatorarray[$keyname])) {
|
|
$ThisFileInfo['quicktime']['comments'][$handyatomtranslatorarray[$keyname]][] = $data;
|
|
}
|
|
|
|
return true;
|
|
}
|
|
|
|
function NoNullString($nullterminatedstring) {
|
|
// remove the single null terminator on null terminated strings
|
|
if (substr($nullterminatedstring, strlen($nullterminatedstring) - 1, 1) === "\x00") {
|
|
return substr($nullterminatedstring, 0, strlen($nullterminatedstring) - 1);
|
|
}
|
|
return $nullterminatedstring;
|
|
}
|
|
|
|
function Pascal2String($pascalstring) {
|
|
// Pascal strings have 1 unsigned byte at the beginning saying how many chars (1-255) are in the string
|
|
return substr($pascalstring, 1);
|
|
}
|
|
|
|
}
|
|
|
|
?>
|