diff options
Diffstat (limited to 'extensions/TimedMediaHandler/libs/getid3/module.audio-video.quicktime.php')
| -rw-r--r-- | extensions/TimedMediaHandler/libs/getid3/module.audio-video.quicktime.php | 2192 |
1 files changed, 2192 insertions, 0 deletions
diff --git a/extensions/TimedMediaHandler/libs/getid3/module.audio-video.quicktime.php b/extensions/TimedMediaHandler/libs/getid3/module.audio-video.quicktime.php new file mode 100644 index 00000000..e59d61cc --- /dev/null +++ b/extensions/TimedMediaHandler/libs/getid3/module.audio-video.quicktime.php @@ -0,0 +1,2192 @@ +<?php +///////////////////////////////////////////////////////////////// +/// getID3() by James Heinrich <info@getid3.org> // +// available at http://getid3.sourceforge.net // +// or http://www.getid3.org // +///////////////////////////////////////////////////////////////// +// See readme.txt for more details // +///////////////////////////////////////////////////////////////// +// // +// module.audio-video.quicktime.php // +// module for analyzing Quicktime and MP3-in-MP4 files // +// dependencies: module.audio.mp3.php // +// /// +///////////////////////////////////////////////////////////////// + +getid3_lib::IncludeDependency(GETID3_INCLUDEPATH.'module.audio.mp3.php', __FILE__, true); + +class getid3_quicktime extends getid3_handler +{ + + public $ReturnAtomData = true; + public $ParseAllPossibleAtoms = false; + + public function Analyze() { + $info = &$this->getid3->info; + + $info['fileformat'] = 'quicktime'; + $info['quicktime']['hinting'] = false; + $info['quicktime']['controller'] = 'standard'; // may be overridden if 'ctyp' atom is present + + fseek($this->getid3->fp, $info['avdataoffset'], SEEK_SET); + + $offset = 0; + $atomcounter = 0; + + while ($offset < $info['avdataend']) { + if (!getid3_lib::intValueSupported($offset)) { + $info['error'][] = 'Unable to parse atom at offset '.$offset.' because beyond '.round(PHP_INT_MAX / 1073741824).'GB limit of PHP filesystem functions'; + break; + } + fseek($this->getid3->fp, $offset, SEEK_SET); + $AtomHeader = fread($this->getid3->fp, 8); + + $atomsize = getid3_lib::BigEndian2Int(substr($AtomHeader, 0, 4)); + $atomname = substr($AtomHeader, 4, 4); + + // 64-bit MOV patch by jlegate噅tnc*com + if ($atomsize == 1) { + $atomsize = getid3_lib::BigEndian2Int(fread($this->getid3->fp, 8)); + } + + $info['quicktime'][$atomname]['name'] = $atomname; + $info['quicktime'][$atomname]['size'] = $atomsize; + $info['quicktime'][$atomname]['offset'] = $offset; + + if (($offset + $atomsize) > $info['avdataend']) { + $info['error'][] = 'Atom at offset '.$offset.' claims to go beyond end-of-file (length: '.$atomsize.' bytes)'; + return false; + } + + if ($atomsize == 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. + break; + } + switch ($atomname) { + case 'mdat': // Media DATa atom + // 'mdat' contains the actual data for the audio/video + if (($atomsize > 8) && (!isset($info['avdataend_tmp']) || ($info['quicktime'][$atomname]['size'] > ($info['avdataend_tmp'] - $info['avdataoffset'])))) { + + $info['avdataoffset'] = $info['quicktime'][$atomname]['offset'] + 8; + $OldAVDataEnd = $info['avdataend']; + $info['avdataend'] = $info['quicktime'][$atomname]['offset'] + $info['quicktime'][$atomname]['size']; + + $getid3_temp = new getID3(); + $getid3_temp->openfile($this->getid3->filename); + $getid3_temp->info['avdataoffset'] = $info['avdataoffset']; + $getid3_temp->info['avdataend'] = $info['avdataend']; + $getid3_mp3 = new getid3_mp3($getid3_temp); + if ($getid3_mp3->MPEGaudioHeaderValid($getid3_mp3->MPEGaudioHeaderDecode(fread($this->getid3->fp, 4)))) { + $getid3_mp3->getOnlyMPEGaudioInfo($getid3_temp->info['avdataoffset'], false); + if (!empty($getid3_temp->info['warning'])) { + foreach ($getid3_temp->info['warning'] as $value) { + $info['warning'][] = $value; + } + } + if (!empty($getid3_temp->info['mpeg'])) { + $info['mpeg'] = $getid3_temp->info['mpeg']; + if (isset($info['mpeg']['audio'])) { + $info['audio']['dataformat'] = 'mp3'; + $info['audio']['codec'] = (!empty($info['mpeg']['audio']['encoder']) ? $info['mpeg']['audio']['encoder'] : (!empty($info['mpeg']['audio']['codec']) ? $info['mpeg']['audio']['codec'] : (!empty($info['mpeg']['audio']['LAME']) ? 'LAME' :'mp3'))); + $info['audio']['sample_rate'] = $info['mpeg']['audio']['sample_rate']; + $info['audio']['channels'] = $info['mpeg']['audio']['channels']; + $info['audio']['bitrate'] = $info['mpeg']['audio']['bitrate']; + $info['audio']['bitrate_mode'] = strtolower($info['mpeg']['audio']['bitrate_mode']); + $info['bitrate'] = $info['audio']['bitrate']; + } + } + } + unset($getid3_mp3, $getid3_temp); + $info['avdataend'] = $OldAVDataEnd; + unset($OldAVDataEnd); + + } + break; + + case 'free': // FREE space atom + case 'skip': // SKIP atom + case 'wide': // 64-bit expansion placeholder atom + // 'free', 'skip' and 'wide' are just padding, contains no useful data at all + break; + + default: + $atomHierarchy = array(); + $info['quicktime'][$atomname] = $this->QuicktimeParseAtom($atomname, $atomsize, fread($this->getid3->fp, $atomsize), $offset, $atomHierarchy, $this->ParseAllPossibleAtoms); + break; + } + + $offset += $atomsize; + $atomcounter++; + } + + if (!empty($info['avdataend_tmp'])) { + // this value is assigned to a temp value and then erased because + // otherwise any atoms beyond the 'mdat' atom would not get parsed + $info['avdataend'] = $info['avdataend_tmp']; + unset($info['avdataend_tmp']); + } + + if (!isset($info['bitrate']) && isset($info['playtime_seconds'])) { + $info['bitrate'] = (($info['avdataend'] - $info['avdataoffset']) * 8) / $info['playtime_seconds']; + } + if (isset($info['bitrate']) && !isset($info['audio']['bitrate']) && !isset($info['quicktime']['video'])) { + $info['audio']['bitrate'] = $info['bitrate']; + } + if (!empty($info['playtime_seconds']) && !isset($info['video']['frame_rate']) && !empty($info['quicktime']['stts_framecount'])) { + foreach ($info['quicktime']['stts_framecount'] as $key => $samples_count) { + $samples_per_second = $samples_count / $info['playtime_seconds']; + if ($samples_per_second > 240) { + // has to be audio samples + } else { + $info['video']['frame_rate'] = $samples_per_second; + break; + } + } + } + if (($info['audio']['dataformat'] == 'mp4') && empty($info['video']['resolution_x'])) { + $info['fileformat'] = 'mp4'; + $info['mime_type'] = 'audio/mp4'; + unset($info['video']['dataformat']); + } + + if (!$this->ReturnAtomData) { + unset($info['quicktime']['moov']); + } + + if (empty($info['audio']['dataformat']) && !empty($info['quicktime']['audio'])) { + $info['audio']['dataformat'] = 'quicktime'; + } + if (empty($info['video']['dataformat']) && !empty($info['quicktime']['video'])) { + $info['video']['dataformat'] = 'quicktime'; + } + + return true; + } + + public function QuicktimeParseAtom($atomname, $atomsize, $atom_data, $baseoffset, &$atomHierarchy, $ParseAllPossibleAtoms) { + // http://developer.apple.com/techpubs/quicktime/qtdevdocs/APIREF/INDEX/atomalphaindex.htm + + $info = &$this->getid3->info; + + $atom_parent = array_pop($atomHierarchy); + array_push($atomHierarchy, $atomname); + $atom_structure['hierarchy'] = implode(' ', $atomHierarchy); + $atom_structure['name'] = $atomname; + $atom_structure['size'] = $atomsize; + $atom_structure['offset'] = $baseoffset; +//echo getid3_lib::PrintHexBytes(substr($atom_data, 0, 8)).'<br>'; +//echo getid3_lib::PrintHexBytes(substr($atom_data, 0, 8), false).'<br><br>'; + switch ($atomname) { + case 'moov': // MOVie container atom + case 'trak': // TRAcK container atom + case 'clip': // CLIPping container atom + case 'matt': // track MATTe container atom + case 'edts': // EDiTS container atom + case 'tref': // Track REFerence container atom + case 'mdia': // MeDIA container atom + case 'minf': // Media INFormation container atom + case 'dinf': // Data INFormation container atom + case 'udta': // User DaTA container atom + case 'cmov': // Compressed MOVie container atom + case 'rmra': // Reference Movie Record Atom + case 'rmda': // Reference Movie Descriptor Atom + case 'gmhd': // Generic Media info HeaDer atom (seen on QTVR) + $atom_structure['subatoms'] = $this->QuicktimeParseContainerAtom($atom_data, $baseoffset + 8, $atomHierarchy, $ParseAllPossibleAtoms); + break; + + case 'ilst': // Item LiST container atom + $atom_structure['subatoms'] = $this->QuicktimeParseContainerAtom($atom_data, $baseoffset + 8, $atomHierarchy, $ParseAllPossibleAtoms); + + // some "ilst" atoms contain data atoms that have a numeric name, and the data is far more accessible if the returned array is compacted + $allnumericnames = true; + foreach ($atom_structure['subatoms'] as $subatomarray) { + if (!is_integer($subatomarray['name']) || (count($subatomarray['subatoms']) != 1)) { + $allnumericnames = false; + break; + } + } + if ($allnumericnames) { + $newData = array(); + foreach ($atom_structure['subatoms'] as $subatomarray) { + foreach ($subatomarray['subatoms'] as $newData_subatomarray) { + unset($newData_subatomarray['hierarchy'], $newData_subatomarray['name']); + $newData[$subatomarray['name']] = $newData_subatomarray; + break; + } + } + $atom_structure['data'] = $newData; + unset($atom_structure['subatoms']); + } + break; + + case "\x00\x00\x00\x01": + case "\x00\x00\x00\x02": + case "\x00\x00\x00\x03": + case "\x00\x00\x00\x04": + case "\x00\x00\x00\x05": + $atomname = getid3_lib::BigEndian2Int($atomname); + $atom_structure['name'] = $atomname; + $atom_structure['subatoms'] = $this->QuicktimeParseContainerAtom($atom_data, $baseoffset + 8, $atomHierarchy, $ParseAllPossibleAtoms); + break; + + case 'stbl': // Sample TaBLe container atom + $atom_structure['subatoms'] = $this->QuicktimeParseContainerAtom($atom_data, $baseoffset + 8, $atomHierarchy, $ParseAllPossibleAtoms); + $isVideo = false; + $framerate = 0; + $framecount = 0; + foreach ($atom_structure['subatoms'] as $key => $value_array) { + if (isset($value_array['sample_description_table'])) { + foreach ($value_array['sample_description_table'] as $key2 => $value_array2) { + if (isset($value_array2['data_format'])) { + switch ($value_array2['data_format']) { + case 'avc1': + case 'mp4v': + // video data + $isVideo = true; + break; + case 'mp4a': + // audio data + break; + } + } + } + } elseif (isset($value_array['time_to_sample_table'])) { + foreach ($value_array['time_to_sample_table'] as $key2 => $value_array2) { + if (isset($value_array2['sample_count']) && isset($value_array2['sample_duration']) && ($value_array2['sample_duration'] > 0)) { + $framerate = round($info['quicktime']['time_scale'] / $value_array2['sample_duration'], 3); + $framecount = $value_array2['sample_count']; + } + } + } + } + if ($isVideo && $framerate) { + $info['quicktime']['video']['frame_rate'] = $framerate; + $info['video']['frame_rate'] = $info['quicktime']['video']['frame_rate']; + } + if ($isVideo && $framecount) { + $info['quicktime']['video']['frame_count'] = $framecount; + } + break; + + + case 'aART': // Album ARTist + case 'catg': // CaTeGory + case 'covr': // COVeR artwork + case 'cpil': // ComPILation + case 'cprt': // CoPyRighT + case 'desc': // DESCription + case 'disk': // DISK number + case 'egid': // Episode Global ID + case 'gnre': // GeNRE + case 'keyw': // KEYWord + case 'ldes': + case 'pcst': // PodCaST + case 'pgap': // GAPless Playback + case 'purd': // PURchase Date + case 'purl': // Podcast URL + case 'rati': + case 'rndu': + case 'rpdu': + case 'rtng': // RaTiNG + case 'stik': + case 'tmpo': // TeMPO (BPM) + case 'trkn': // TRacK Number + case 'tves': // TV EpiSode + case 'tvnn': // TV Network Name + case 'tvsh': // TV SHow Name + case 'tvsn': // TV SeasoN + case 'akID': // iTunes store account type + case 'apID': + case 'atID': + case 'cmID': + case 'cnID': + case 'geID': + case 'plID': + case 'sfID': // iTunes store country + case '奄lb': // ALBum + case '奄rt': // ARTist + case '呸RT': + case '奄ut': + case '妾mt': // CoMmenT + case '妾om': // COMposer + case '妾py': + case '妻ay': // content created year + case '妻ir': + case '委d1': + case '委d2': + case '委d3': + case '委d4': + case '委d5': + case '委d6': + case '委d7': + case '委d8': + case '委d9': + case '委nc': + case '妹mt': + case '妮en': // GENre + case '妮rp': // GRouPing + case '姑st': + case '姆nf': + case '始yr': // LYRics + case '姓ak': + case '姓od': + case '姊am': // full NAMe + case '妯pe': + case '周RD': + case '妳rd': + case '妳rf': + case '姅eq': + case '孟rc': + case '孟wr': + case '孤oo': // encoder + case '孤rk': // TRacK + case '季rl': + case '定rn': + case '定rt': // WRiTer + case '----': // itunes specific + if ($atom_parent == 'udta') { + // User data atom handler + $atom_structure['data_length'] = getid3_lib::BigEndian2Int(substr($atom_data, 0, 2)); + $atom_structure['language_id'] = getid3_lib::BigEndian2Int(substr($atom_data, 2, 2)); + $atom_structure['data'] = substr($atom_data, 4); + + $atom_structure['language'] = $this->QuicktimeLanguageLookup($atom_structure['language_id']); + if (empty($info['comments']['language']) || (!in_array($atom_structure['language'], $info['comments']['language']))) { + $info['comments']['language'][] = $atom_structure['language']; + } + } else { + // Apple item list box atom handler + $atomoffset = 0; + if (substr($atom_data, 2, 2) == "\x10\xB5") { + // not sure what it means, but observed on iPhone4 data. + // Each $atom_data has 2 bytes of datasize, plus 0x10B5, then data + while ($atomoffset < strlen($atom_data)) { + $boxsmallsize = getid3_lib::BigEndian2Int(substr($atom_data, $atomoffset, 2)); + $boxsmalltype = substr($atom_data, $atomoffset + 2, 2); + $boxsmalldata = substr($atom_data, $atomoffset + 4, $boxsmallsize); + switch ($boxsmalltype) { + case "\x10\xB5": + $atom_structure['data'] = $boxsmalldata; + break; + default: + $info['warning'][] = 'Unknown QuickTime smallbox type: "'.getid3_lib::PrintHexBytes($boxsmalltype).'" at offset '.$baseoffset; + $atom_structure['data'] = $atom_data; + break; + } + $atomoffset += (4 + $boxsmallsize); + } + } else { + while ($atomoffset < strlen($atom_data)) { + $boxsize = getid3_lib::BigEndian2Int(substr($atom_data, $atomoffset, 4)); + $boxtype = substr($atom_data, $atomoffset + 4, 4); + $boxdata = substr($atom_data, $atomoffset + 8, $boxsize - 8); + if ($boxsize <= 1) { + $info['warning'][] = 'Invalid QuickTime atom box size "'.$boxsize.'" in atom "'.$atomname.'" at offset: '.($atom_structure['offset'] + $atomoffset); + $atom_structure['data'] = null; + $atomoffset = strlen($atom_data); + break; + } + $atomoffset += $boxsize; + + switch ($boxtype) { + case 'mean': + case 'name': + $atom_structure[$boxtype] = substr($boxdata, 4); + break; + + case 'data': + $atom_structure['version'] = getid3_lib::BigEndian2Int(substr($boxdata, 0, 1)); + $atom_structure['flags_raw'] = getid3_lib::BigEndian2Int(substr($boxdata, 1, 3)); + switch ($atom_structure['flags_raw']) { + case 0: // data flag + case 21: // tmpo/cpil flag + switch ($atomname) { + case 'cpil': + case 'pcst': + case 'pgap': + $atom_structure['data'] = getid3_lib::BigEndian2Int(substr($boxdata, 8, 1)); + break; + + case 'tmpo': + $atom_structure['data'] = getid3_lib::BigEndian2Int(substr($boxdata, 8, 2)); + break; + + case 'disk': + case 'trkn': + $num = getid3_lib::BigEndian2Int(substr($boxdata, 10, 2)); + $num_total = getid3_lib::BigEndian2Int(substr($boxdata, 12, 2)); + $atom_structure['data'] = empty($num) ? '' : $num; + $atom_structure['data'] .= empty($num_total) ? '' : '/'.$num_total; + break; + + case 'gnre': + $GenreID = getid3_lib::BigEndian2Int(substr($boxdata, 8, 4)); + $atom_structure['data'] = getid3_id3v1::LookupGenreName($GenreID - 1); + break; + + case 'rtng': + $atom_structure[$atomname] = getid3_lib::BigEndian2Int(substr($boxdata, 8, 1)); + $atom_structure['data'] = $this->QuicktimeContentRatingLookup($atom_structure[$atomname]); + break; + + case 'stik': + $atom_structure[$atomname] = getid3_lib::BigEndian2Int(substr($boxdata, 8, 1)); + $atom_structure['data'] = $this->QuicktimeSTIKLookup($atom_structure[$atomname]); + break; + + case 'sfID': + $atom_structure[$atomname] = getid3_lib::BigEndian2Int(substr($boxdata, 8, 4)); + $atom_structure['data'] = $this->QuicktimeStoreFrontCodeLookup($atom_structure[$atomname]); + break; + + case 'egid': + case 'purl': + $atom_structure['data'] = substr($boxdata, 8); + break; + + default: + $atom_structure['data'] = getid3_lib::BigEndian2Int(substr($boxdata, 8, 4)); + } + break; + + case 1: // text flag + case 13: // image flag + default: + $atom_structure['data'] = substr($boxdata, 8); + break; + + } + break; + + default: + $info['warning'][] = 'Unknown QuickTime box type: "'.getid3_lib::PrintHexBytes($boxtype).'" at offset '.$baseoffset; + $atom_structure['data'] = $atom_data; + + } + } + } + } + $this->CopyToAppropriateCommentsSection($atomname, $atom_structure['data'], $atom_structure['name']); + break; + + + case 'play': // auto-PLAY atom + $atom_structure['autoplay'] = (bool) getid3_lib::BigEndian2Int(substr($atom_data, 0, 1)); + + $info['quicktime']['autoplay'] = $atom_structure['autoplay']; + break; + + + case 'WLOC': // Window LOCation atom + $atom_structure['location_x'] = getid3_lib::BigEndian2Int(substr($atom_data, 0, 2)); + $atom_structure['location_y'] = getid3_lib::BigEndian2Int(substr($atom_data, 2, 2)); + break; + + + case 'LOOP': // LOOPing atom + case 'SelO': // play SELection Only atom + case 'AllF': // play ALL Frames atom + $atom_structure['data'] = getid3_lib::BigEndian2Int($atom_data); + break; + + + case 'name': // + case 'MCPS': // Media Cleaner PRo + case '@PRM': // adobe PReMiere version + case '@PRQ': // adobe PRemiere Quicktime version + $atom_structure['data'] = $atom_data; + break; + + + case 'cmvd': // Compressed MooV Data atom + // Code by ubergeek啽bergeek*tv based on information from + // http://developer.apple.com/quicktime/icefloe/dispatch012.html + $atom_structure['unCompressedSize'] = getid3_lib::BigEndian2Int(substr($atom_data, 0, 4)); + + $CompressedFileData = substr($atom_data, 4); + if ($UncompressedHeader = @gzuncompress($CompressedFileData)) { + $atom_structure['subatoms'] = $this->QuicktimeParseContainerAtom($UncompressedHeader, 0, $atomHierarchy, $ParseAllPossibleAtoms); + } else { + $info['warning'][] = 'Error decompressing compressed MOV atom at offset '.$atom_structure['offset']; + } + break; + + + case 'dcom': // Data COMpression atom + $atom_structure['compression_id'] = $atom_data; + $atom_structure['compression_text'] = $this->QuicktimeDCOMLookup($atom_data); + break; + + + 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($info['comments']['language']) || (!in_array($atom_structure['language'], $info['comments']['language']))) { + $info['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 { + $info['warning'][] = 'unknown "ptv " display constant ('.$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 tracks + $atom_structure['sample_description_table'][$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)); + + // video tracks + // http://developer.apple.com/library/mac/#documentation/QuickTime/QTFF/QTFFChap3/qtff3.html + $atom_structure['sample_description_table'][$i]['temporal_quality'] = getid3_lib::BigEndian2Int(substr($atom_structure['sample_description_table'][$i]['data'], 8, 4)); + $atom_structure['sample_description_table'][$i]['spatial_quality'] = getid3_lib::BigEndian2Int(substr($atom_structure['sample_description_table'][$i]['data'], 12, 4)); + $atom_structure['sample_description_table'][$i]['width'] = getid3_lib::BigEndian2Int(substr($atom_structure['sample_description_table'][$i]['data'], 16, 2)); + $atom_structure['sample_description_table'][$i]['height'] = getid3_lib::BigEndian2Int(substr($atom_structure['sample_description_table'][$i]['data'], 18, 2)); + $atom_structure['sample_description_table'][$i]['resolution_x'] = getid3_lib::FixedPoint16_16(substr($atom_structure['sample_description_table'][$i]['data'], 24, 4)); + $atom_structure['sample_description_table'][$i]['resolution_y'] = getid3_lib::FixedPoint16_16(substr($atom_structure['sample_description_table'][$i]['data'], 28, 4)); + $atom_structure['sample_description_table'][$i]['data_size'] = getid3_lib::BigEndian2Int(substr($atom_structure['sample_description_table'][$i]['data'], 32, 4)); + $atom_structure['sample_description_table'][$i]['frame_count'] = getid3_lib::BigEndian2Int(substr($atom_structure['sample_description_table'][$i]['data'], 36, 2)); + $atom_structure['sample_description_table'][$i]['compressor_name'] = substr($atom_structure['sample_description_table'][$i]['data'], 38, 4); + $atom_structure['sample_description_table'][$i]['pixel_depth'] = getid3_lib::BigEndian2Int(substr($atom_structure['sample_description_table'][$i]['data'], 42, 2)); + $atom_structure['sample_description_table'][$i]['color_table_id'] = getid3_lib::BigEndian2Int(substr($atom_structure['sample_description_table'][$i]['data'], 44, 2)); + + switch ($atom_structure['sample_description_table'][$i]['data_format']) { + case '2vuY':
+ case 'avc1':
+ case 'cvid':
+ case 'dvc ':
+ case 'dvcp':
+ case 'gif ':
+ case 'h263':
+ case 'jpeg':
+ case 'kpcd':
+ case 'mjpa':
+ case 'mjpb':
+ case 'mp4v':
+ case 'png ':
+ case 'raw ':
+ case 'rle ':
+ case 'rpza':
+ case 'smc ':
+ case 'SVQ1':
+ case 'SVQ3':
+ case 'tiff':
+ case 'v210':
+ case 'v216':
+ case 'v308':
+ case 'v408':
+ case 'v410':
+ case 'yuv2':
+ $info['fileformat'] = 'mp4'; + $info['video']['fourcc'] = $atom_structure['sample_description_table'][$i]['data_format']; +// http://www.getid3.org/phpBB3/viewtopic.php?t=1550 +//if ((!empty($atom_structure['sample_description_table'][$i]['width']) && !empty($atom_structure['sample_description_table'][$i]['width'])) && (empty($info['video']['resolution_x']) || empty($info['video']['resolution_y']) || (number_format($info['video']['resolution_x'], 6) != number_format(round($info['video']['resolution_x']), 6)) || (number_format($info['video']['resolution_y'], 6) != number_format(round($info['video']['resolution_y']), 6)))) { // ugly check for floating point numbers +if (!empty($atom_structure['sample_description_table'][$i]['width']) && !empty($atom_structure['sample_description_table'][$i]['height'])) { + // assume that values stored here are more important than values stored in [tkhd] atom + $info['video']['resolution_x'] = $atom_structure['sample_description_table'][$i]['width']; + $info['video']['resolution_y'] = $atom_structure['sample_description_table'][$i]['height']; + $info['quicktime']['video']['resolution_x'] = $info['video']['resolution_x']; + $info['quicktime']['video']['resolution_y'] = $info['video']['resolution_y']; +} + break; + + case 'qtvr': + $info['video']['dataformat'] = 'quicktimevr'; + break; + + case 'mp4a': + default: + $info['quicktime']['audio']['codec'] = $this->QuicktimeAudioCodecLookup($atom_structure['sample_description_table'][$i]['data_format']); + $info['quicktime']['audio']['sample_rate'] = $atom_structure['sample_description_table'][$i]['audio_sample_rate']; + $info['quicktime']['audio']['channels'] = $atom_structure['sample_description_table'][$i]['audio_channels']; + $info['quicktime']['audio']['bit_depth'] = $atom_structure['sample_description_table'][$i]['audio_bit_depth']; + $info['audio']['codec'] = $info['quicktime']['audio']['codec']; + $info['audio']['sample_rate'] = $info['quicktime']['audio']['sample_rate']; + $info['audio']['channels'] = $info['quicktime']['audio']['channels']; + $info['audio']['bits_per_sample'] = $info['quicktime']['audio']['bit_depth']; + switch ($atom_structure['sample_description_table'][$i]['data_format']) { + case 'raw ': // PCM + case 'alac': // Apple Lossless Audio Codec + $info['audio']['lossless'] = true; + break; + default: + $info['audio']['lossless'] = false; + break; + } + break; + } + break; + + default: + switch ($atom_structure['sample_description_table'][$i]['data_format']) { + case 'mp4s': + $info['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') { + $info['quicktime']['video']['codec_fourcc'] = $atom_structure['sample_description_table'][$i]['data_format']; + $info['quicktime']['video']['codec_fourcc_lookup'] = $this->QuicktimeVideoCodecLookup($atom_structure['sample_description_table'][$i]['data_format']); + $info['quicktime']['video']['codec'] = (($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']); + $info['quicktime']['video']['color_depth'] = $atom_structure['sample_description_table'][$i]['video_pixel_color_depth']; + $info['quicktime']['video']['color_depth_name'] = $atom_structure['sample_description_table'][$i]['video_pixel_color_name']; + + $info['video']['codec'] = $info['quicktime']['video']['codec']; + $info['video']['bits_per_sample'] = $info['quicktime']['video']['color_depth']; + } + $info['video']['lossless'] = false; + $info['video']['pixel_aspect_ratio'] = (float) 1; + break; + } + break; + } + switch (strtolower($atom_structure['sample_description_table'][$i]['data_format'])) { + case 'mp4a': + $info['audio']['dataformat'] = 'mp4'; + $info['quicktime']['audio']['codec'] = 'mp4'; + break; + + case '3ivx': + case '3iv1': + case '3iv2': + $info['video']['dataformat'] = '3ivx'; + break; + + case 'xvid': + $info['video']['dataformat'] = 'xvid'; + break; + + case 'mp4v': + $info['video']['dataformat'] = 'mpeg4'; + break; + + case 'divx': + case 'div1': + case 'div2': + case 'div3': + case 'div4': + case 'div5': + case 'div6': + $info['video']['dataformat'] = 'divx'; + break; + + default: + // do nothing + break; + } + unset($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($info['quicktime']['time_scale']) && ($atom_structure['time_to_sample_table'][$i]['sample_duration'] > 0)) { + // $stts_new_framerate = $info['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 + // $info['video']['frame_rate'] = max($info['video']['frame_rate'], $stts_new_framerate); + // } + //} + // + //$FrameRateCalculatorArray[($info['quicktime']['time_scale'] / $atom_structure['time_to_sample_table'][$i]['sample_duration'])] += $atom_structure['time_to_sample_table'][$i]['sample_count']; + } + $info['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) > $info['video']['frame_rate']) { + // $info['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')) { + $info['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) { + $info['error'][] = 'Corrupt Quicktime file: mdhd.time_scale == zero'; + return false; + } + $info['quicktime']['time_scale'] = (isset($info['quicktime']['time_scale']) ? max($info['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($info['comments']['language']) || (!in_array($atom_structure['language'], $info['comments']['language']))) { + $info['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) { + $info['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']); + $info['quicktime']['time_scale'] = (isset($info['quicktime']['time_scale']) ? max($info['quicktime']['time_scale'], $atom_structure['time_scale']) : $atom_structure['time_scale']); + $info['quicktime']['display_scale'] = $atom_structure['matrix_a']; + $info['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)); +// http://developer.apple.com/library/mac/#documentation/QuickTime/RM/MovieBasics/MTEditing/K-Chapter/11MatrixFunctions.html +// http://developer.apple.com/library/mac/#documentation/QuickTime/qtff/QTFFChap4/qtff4.html#//apple_ref/doc/uid/TP40000939-CH206-18737 + $atom_structure['matrix_a'] = getid3_lib::FixedPoint16_16(substr($atom_data, 40, 4)); + $atom_structure['matrix_b'] = getid3_lib::FixedPoint16_16(substr($atom_data, 44, 4)); + $atom_structure['matrix_u'] = getid3_lib::FixedPoint2_30(substr($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)); + $atom_structure['matrix_v'] = getid3_lib::FixedPoint2_30(substr($atom_data, 60, 4)); + $atom_structure['matrix_x'] = getid3_lib::FixedPoint16_16(substr($atom_data, 64, 4)); + $atom_structure['matrix_y'] = getid3_lib::FixedPoint16_16(substr($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 ($atom_structure['flags']['enabled'] == 1) { + if (!isset($info['video']['resolution_x']) || !isset($info['video']['resolution_y'])) { + $info['video']['resolution_x'] = $atom_structure['width']; + $info['video']['resolution_y'] = $atom_structure['height']; + } + $info['video']['resolution_x'] = max($info['video']['resolution_x'], $atom_structure['width']); + $info['video']['resolution_y'] = max($info['video']['resolution_y'], $atom_structure['height']); + $info['quicktime']['video']['resolution_x'] = $info['video']['resolution_x']; + $info['quicktime']['video']['resolution_y'] = $info['video']['resolution_y']; + } else { + // see: http://www.getid3.org/phpBB3/viewtopic.php?t=1295 + //if (isset($info['video']['resolution_x'])) { unset($info['video']['resolution_x']); } + //if (isset($info['video']['resolution_y'])) { unset($info['video']['resolution_y']); } + //if (isset($info['quicktime']['video'])) { unset($info['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 '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); + $info['quicktime']['controller'] = $atom_structure['ctyp']; + switch ($atom_structure['ctyp']) { + case 'qtvr': + $info['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': // + $info['quicktime']['hinting'] = true; + break; + + case 'imgt': // IMaGe Track reference (kQTVRImageTrackRefType) (seen on QTVR) + for ($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; + + case '官yz': // GPS latitude+longitude+altitude + $atom_structure['data'] = $atom_data; + if (preg_match('#([\\+\\-][0-9\\.]+)([\\+\\-][0-9\\.]+)([\\+\\-][0-9\\.]+)?/$#i', $atom_data, $matches)) { + @list($all, $latitude, $longitude, $altitude) = $matches; + $info['quicktime']['comments']['gps_latitude'][] = floatval($latitude); + $info['quicktime']['comments']['gps_longitude'][] = floatval($longitude); + if (!empty($altitude)) { + $info['quicktime']['comments']['gps_altitude'][] = floatval($altitude); + } + } else { + $info['warning'][] = 'QuickTime atom "官yz" data does not match expected data pattern at offset '.$baseoffset.'. Please report as getID3() bug.'; + } + break; + + case 'NCDT': + // http://www.sno.phy.queensu.ca/~phil/exiftool/TagNames/Nikon.html + // Nikon-specific QuickTime tags found in the NCDT atom of MOV videos from some Nikon cameras such as the Coolpix S8000 and D5100 + $atom_structure['subatoms'] = $this->QuicktimeParseContainerAtom($atom_data, $baseoffset + 4, $atomHierarchy, $ParseAllPossibleAtoms); + break; + case 'NCTH': // Nikon Camera THumbnail image + case 'NCVW': // Nikon Camera preVieW image + // http://www.sno.phy.queensu.ca/~phil/exiftool/TagNames/Nikon.html + if (preg_match('/^\xFF\xD8\xFF/', $atom_data)) { + $atom_structure['data'] = $atom_data; + $atom_structure['image_mime'] = 'image/jpeg'; + $atom_structure['description'] = (($atomname == 'NCTH') ? 'Nikon Camera Thumbnail Image' : (($atomname == 'NCVW') ? 'Nikon Camera Preview Image' : 'Nikon preview image')); + $info['quicktime']['comments']['picture'][] = array('image_mime'=>$atom_structure['image_mime'], 'data'=>$atom_data, 'description'=>$atom_structure['description']); + } + break; + case 'NCHD': // MakerNoteVersion + // http://www.sno.phy.queensu.ca/~phil/exiftool/TagNames/Nikon.html + $atom_structure['data'] = $atom_data; + break; + case 'NCTG': // NikonTags + // http://www.sno.phy.queensu.ca/~phil/exiftool/TagNames/Nikon.html#NCTG + $atom_structure['data'] = $this->QuicktimeParseNikonNCTG($atom_data); + break; + case 'NCDB': // NikonTags + // http://www.sno.phy.queensu.ca/~phil/exiftool/TagNames/Nikon.html + $atom_structure['data'] = $atom_data; + break; + + case "\x00\x00\x00\x00": + case 'meta': // METAdata atom + // some kind of metacontainer, may contain a big data dump such as: + // mdta keys mdtacom.apple.quicktime.make (mdtacom.apple.quicktime.creationdate ,mdtacom.apple.quicktime.location.ISO6709 $mdtacom.apple.quicktime.software !mdtacom.apple.quicktime.model ilst data DEApple 0 (data DE2011-05-11T17:54:04+0200 2 *data DE+52.4936+013.3897+040.247/ data DE4.3.1 data DEiPhone 4 + // http://www.geocities.com/xhelmboyx/quicktime/formats/qti-layout.txt + + $atom_structure['version'] = getid3_lib::BigEndian2Int(substr($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), $baseoffset + 8, $atomHierarchy, $ParseAllPossibleAtoms); + //$atom_structure['subatoms'] = $this->QuicktimeParseContainerAtom($atom_data, $baseoffset + 8, $atomHierarchy, $ParseAllPossibleAtoms); + break; + + case 'data': // metaDATA atom + // seems to be 2 bytes language code (ASCII), 2 bytes unknown (set to 0x10B5 in sample I have), remainder is useful data + $atom_structure['language'] = substr($atom_data, 4 + 0, 2); + $atom_structure['unknown'] = getid3_lib::BigEndian2Int(substr($atom_data, 4 + 2, 2)); + $atom_structure['data'] = substr($atom_data, 4 + 4); + break; + + default: + $info['warning'][] = 'Unknown QuickTime atom type: "'.$atomname.'" ('.trim(getid3_lib::PrintHexBytes($atomname)).') at offset '.$baseoffset; + $atom_structure['data'] = $atom_data; + break; + } + array_pop($atomHierarchy); + return $atom_structure; + } + + public function QuicktimeParseContainerAtom($atom_data, $baseoffset, &$atomHierarchy, $ParseAllPossibleAtoms) { +//echo 'QuicktimeParseContainerAtom('.substr($atom_data, 4, 4).') @ '.$baseoffset.'<br><br>'; + $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, $baseoffset + $subatomoffset, $atomHierarchy, $ParseAllPossibleAtoms); + + $subatomoffset += $subatomsize; + $subatomcounter++; + } + return $atom_structure; + } + + + public function quicktime_read_mp4_descr_length($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 $length; + } + + + public function QuicktimeLanguageLookup($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'); + } + + public 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] : ''); + } + + public 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] : ''); + } + + public function QuicktimeDCOMLookup($compressionid) { + static $QuicktimeDCOMLookup = array(); + if (empty($QuicktimeDCOMLookup)) { + $QuicktimeDCOMLookup['zlib'] = 'ZLib Deflate'; + $QuicktimeDCOMLookup['adec'] = 'Apple Compression'; + } + return (isset($QuicktimeDCOMLookup[$compressionid]) ? $QuicktimeDCOMLookup[$compressionid] : ''); + } + + public 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'); + } + + public 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'); + } + + public 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'); + } + + + public 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'); + } + + + public 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'); + } + + public function QuicktimeStoreAccountTypeLookup($akid) { + static $QuicktimeStoreAccountTypeLookup = array(); + if (empty($QuicktimeStoreAccountTypeLookup)) { + $QuicktimeStoreAccountTypeLookup[0] = 'iTunes'; + $QuicktimeStoreAccountTypeLookup[1] = 'AOL'; + } + return (isset($QuicktimeStoreAccountTypeLookup[$akid]) ? $QuicktimeStoreAccountTypeLookup[$akid] : 'invalid'); + } + + public 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'; + $QuicktimeStoreFrontCodeLookup[143441] = 'United States'; + } + return (isset($QuicktimeStoreFrontCodeLookup[$sfid]) ? $QuicktimeStoreFrontCodeLookup[$sfid] : 'invalid'); + } + + public function QuicktimeParseNikonNCTG($atom_data) { + // http://www.sno.phy.queensu.ca/~phil/exiftool/TagNames/Nikon.html#NCTG + // Nikon-specific QuickTime tags found in the NCDT atom of MOV videos from some Nikon cameras such as the Coolpix S8000 and D5100 + // Data is stored as records of: + // * 4 bytes record type + // * 2 bytes size of data field type: + // 0x0001 = flag (size field *= 1-byte) + // 0x0002 = char (size field *= 1-byte) + // 0x0003 = DWORD+ (size field *= 2-byte), values are stored CDAB + // 0x0004 = QWORD+ (size field *= 4-byte), values are stored EFGHABCD + // 0x0005 = float (size field *= 8-byte), values are stored aaaabbbb where value is aaaa/bbbb; possibly multiple sets of values appended together + // 0x0007 = bytes (size field *= 1-byte), values are stored as ?????? + // 0x0008 = ????? (size field *= 2-byte), values are stored as ?????? + // * 2 bytes data size field + // * ? bytes data (string data may be null-padded; datestamp fields are in the format "2011:05:25 20:24:15") + // all integers are stored BigEndian + + $NCTGtagName = array( + 0x00000001 => 'Make', + 0x00000002 => 'Model', + 0x00000003 => 'Software', + 0x00000011 => 'CreateDate', + 0x00000012 => 'DateTimeOriginal', + 0x00000013 => 'FrameCount', + 0x00000016 => 'FrameRate', + 0x00000022 => 'FrameWidth', + 0x00000023 => 'FrameHeight', + 0x00000032 => 'AudioChannels', + 0x00000033 => 'AudioBitsPerSample', + 0x00000034 => 'AudioSampleRate', + 0x02000001 => 'MakerNoteVersion', + 0x02000005 => 'WhiteBalance', + 0x0200000b => 'WhiteBalanceFineTune', + 0x0200001e => 'ColorSpace', + 0x02000023 => 'PictureControlData', + 0x02000024 => 'WorldTime', + 0x02000032 => 'UnknownInfo', + 0x02000083 => 'LensType', + 0x02000084 => 'Lens', + ); + + $offset = 0; + $datalength = strlen($atom_data); + $parsed = array(); + while ($offset < $datalength) { +//echo getid3_lib::PrintHexBytes(substr($atom_data, $offset, 4)).'<br>'; + $record_type = getid3_lib::BigEndian2Int(substr($atom_data, $offset, 4)); $offset += 4; + $data_size_type = getid3_lib::BigEndian2Int(substr($atom_data, $offset, 2)); $offset += 2; + $data_size = getid3_lib::BigEndian2Int(substr($atom_data, $offset, 2)); $offset += 2; + switch ($data_size_type) { + case 0x0001: // 0x0001 = flag (size field *= 1-byte) + $data = getid3_lib::BigEndian2Int(substr($atom_data, $offset, $data_size * 1)); + $offset += ($data_size * 1); + break; + case 0x0002: // 0x0002 = char (size field *= 1-byte) + $data = substr($atom_data, $offset, $data_size * 1); + $offset += ($data_size * 1); + $data = rtrim($data, "\x00"); + break; + case 0x0003: // 0x0003 = DWORD+ (size field *= 2-byte), values are stored CDAB + $data = ''; + for ($i = $data_size - 1; $i >= 0; $i--) { + $data .= substr($atom_data, $offset + ($i * 2), 2); + } + $data = getid3_lib::BigEndian2Int($data); + $offset += ($data_size * 2); + break; + case 0x0004: // 0x0004 = QWORD+ (size field *= 4-byte), values are stored EFGHABCD + $data = ''; + for ($i = $data_size - 1; $i >= 0; $i--) { + $data .= substr($atom_data, $offset + ($i * 4), 4); + } + $data = getid3_lib::BigEndian2Int($data); + $offset += ($data_size * 4); + break; + case 0x0005: // 0x0005 = float (size field *= 8-byte), values are stored aaaabbbb where value is aaaa/bbbb; possibly multiple sets of values appended together + $data = array(); + for ($i = 0; $i < $data_size; $i++) { + $numerator = getid3_lib::BigEndian2Int(substr($atom_data, $offset + ($i * 8) + 0, 4)); + $denomninator = getid3_lib::BigEndian2Int(substr($atom_data, $offset + ($i * 8) + 4, 4)); + if ($denomninator == 0) { + $data[$i] = false; + } else { + $data[$i] = (double) $numerator / $denomninator; + } + } + $offset += (8 * $data_size); + if (count($data) == 1) { + $data = $data[0]; + } + break; + case 0x0007: // 0x0007 = bytes (size field *= 1-byte), values are stored as ?????? + $data = substr($atom_data, $offset, $data_size * 1); + $offset += ($data_size * 1); + break; + case 0x0008: // 0x0008 = ????? (size field *= 2-byte), values are stored as ?????? + $data = substr($atom_data, $offset, $data_size * 2); + $offset += ($data_size * 2); + break; + default: +echo 'QuicktimeParseNikonNCTG()::unknown $data_size_type: '.$data_size_type.'<br>'; + break 2; + } + + switch ($record_type) { + case 0x00000011: // CreateDate + case 0x00000012: // DateTimeOriginal + $data = strtotime($data); + break; + case 0x0200001e: // ColorSpace + switch ($data) { + case 1: + $data = 'sRGB'; + break; + case 2: + $data = 'Adobe RGB'; + break; + } + break; + case 0x02000023: // PictureControlData + $PictureControlAdjust = array(0=>'default', 1=>'quick', 2=>'full'); + $FilterEffect = array(0x80=>'off', 0x81=>'yellow', 0x82=>'orange', 0x83=>'red', 0x84=>'green', 0xff=>'n/a'); + $ToningEffect = array(0x80=>'b&w', 0x81=>'sepia', 0x82=>'cyanotype', 0x83=>'red', 0x84=>'yellow', 0x85=>'green', 0x86=>'blue-green', 0x87=>'blue', 0x88=>'purple-blue', 0x89=>'red-purple', 0xff=>'n/a'); + $data = array( + 'PictureControlVersion' => substr($data, 0, 4), + 'PictureControlName' => rtrim(substr($data, 4, 20), "\x00"), + 'PictureControlBase' => rtrim(substr($data, 24, 20), "\x00"), + //'?' => substr($data, 44, 4), + 'PictureControlAdjust' => $PictureControlAdjust[ord(substr($data, 48, 1))], + 'PictureControlQuickAdjust' => ord(substr($data, 49, 1)), + 'Sharpness' => ord(substr($data, 50, 1)), + 'Contrast' => ord(substr($data, 51, 1)), + 'Brightness' => ord(substr($data, 52, 1)), + 'Saturation' => ord(substr($data, 53, 1)), + 'HueAdjustment' => ord(substr($data, 54, 1)), + 'FilterEffect' => $FilterEffect[ord(substr($data, 55, 1))], + 'ToningEffect' => $ToningEffect[ord(substr($data, 56, 1))], + 'ToningSaturation' => ord(substr($data, 57, 1)), + ); + break; + case 0x02000024: // WorldTime + // http://www.sno.phy.queensu.ca/~phil/exiftool/TagNames/Nikon.html#WorldTime + // timezone is stored as offset from GMT in minutes + $timezone = getid3_lib::BigEndian2Int(substr($data, 0, 2)); + if ($timezone & 0x8000) { + $timezone = 0 - (0x10000 - $timezone); + } + $timezone /= 60; + + $dst = (bool) getid3_lib::BigEndian2Int(substr($data, 2, 1)); + switch (getid3_lib::BigEndian2Int(substr($data, 3, 1))) { + case 2: + $datedisplayformat = 'D/M/Y'; break; + case 1: + $datedisplayformat = 'M/D/Y'; break; + case 0: + default: + $datedisplayformat = 'Y/M/D'; break; + } + + $data = array('timezone'=>floatval($timezone), 'dst'=>$dst, 'display'=>$datedisplayformat); + break; + case 0x02000083: // LensType + $data = array( + //'_' => $data, + 'mf' => (bool) ($data & 0x01), + 'd' => (bool) ($data & 0x02), + 'g' => (bool) ($data & 0x04), + 'vr' => (bool) ($data & 0x08), + ); + break; + } + $tag_name = (isset($NCTGtagName[$record_type]) ? $NCTGtagName[$record_type] : '0x'.str_pad(dechex($record_type), 8, '0', STR_PAD_LEFT)); + $parsed[$tag_name] = $data; + } + return $parsed; + } + + + public function CopyToAppropriateCommentsSection($keyname, $data, $boxname='') { + static $handyatomtranslatorarray = array(); + if (empty($handyatomtranslatorarray)) { + $handyatomtranslatorarray['妾py'] = 'copyright'; + $handyatomtranslatorarray['妻ay'] = 'creation_date'; // iTunes 4.0 + $handyatomtranslatorarray['妻ir'] = 'director'; + $handyatomtranslatorarray['委d1'] = 'edit1'; + $handyatomtranslatorarray['委d2'] = 'edit2'; + $handyatomtranslatorarray['委d3'] = 'edit3'; + $handyatomtranslatorarray['委d4'] = 'edit4'; + $handyatomtranslatorarray['委d5'] = 'edit5'; + $handyatomtranslatorarray['委d6'] = 'edit6'; + $handyatomtranslatorarray['委d7'] = 'edit7'; + $handyatomtranslatorarray['委d8'] = 'edit8'; + $handyatomtranslatorarray['委d9'] = 'edit9'; + $handyatomtranslatorarray['妹mt'] = 'format'; + $handyatomtranslatorarray['姆nf'] = 'information'; + $handyatomtranslatorarray['妳rd'] = 'producer'; + $handyatomtranslatorarray['妳rf'] = 'performers'; + $handyatomtranslatorarray['姅eq'] = 'system_requirements'; + $handyatomtranslatorarray['孟rc'] = 'source_credit'; + $handyatomtranslatorarray['定rt'] = 'writer'; + + // http://www.geocities.com/xhelmboyx/quicktime/formats/qtm-layout.txt + $handyatomtranslatorarray['姊am'] = 'title'; // iTunes 4.0 + $handyatomtranslatorarray['妾mt'] = 'comment'; // iTunes 4.0 + $handyatomtranslatorarray['定rn'] = 'warning'; + $handyatomtranslatorarray['姑st'] = 'host_computer'; + $handyatomtranslatorarray['姓ak'] = 'make'; + $handyatomtranslatorarray['姓od'] = 'model'; + $handyatomtranslatorarray['周RD'] = 'product'; + $handyatomtranslatorarray['孟wr'] = 'software'; + $handyatomtranslatorarray['奄ut'] = 'author'; + $handyatomtranslatorarray['呸RT'] = 'artist'; + $handyatomtranslatorarray['孤rk'] = 'track'; + $handyatomtranslatorarray['奄lb'] = 'album'; // iTunes 4.0 + $handyatomtranslatorarray['妾om'] = 'comment'; + $handyatomtranslatorarray['妮en'] = 'genre'; // iTunes 4.0 + $handyatomtranslatorarray['妯pe'] = 'composer'; + $handyatomtranslatorarray['季rl'] = 'url'; + $handyatomtranslatorarray['委nc'] = 'encoder'; + + // http://atomicparsley.sourceforge.net/mpeg-4files.html + $handyatomtranslatorarray['奄rt'] = '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['孤oo'] = 'encoder'; // iTunes 4.0 + $handyatomtranslatorarray['tmpo'] = 'bpm'; // iTunes 4.0 + $handyatomtranslatorarray['cprt'] = 'copyright'; // iTunes 4.0? + $handyatomtranslatorarray['cpil'] = 'compilation'; // iTunes 4.0 + $handyatomtranslatorarray['covr'] = 'picture'; // iTunes 4.0 + $handyatomtranslatorarray['rtng'] = 'rating'; // iTunes 4.0 + $handyatomtranslatorarray['妮rp'] = '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['始yr'] = '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'; + + // http://age.hobba.nl/audio/tag_frame_reference.html + $handyatomtranslatorarray['PLAY_COUNTER'] = 'play_counter'; // Foobar2000 - http://www.getid3.org/phpBB3/viewtopic.php?t=1355 + $handyatomtranslatorarray['MEDIATYPE'] = 'mediatype'; // Foobar2000 - http://www.getid3.org/phpBB3/viewtopic.php?t=1355 + */ + } + $info = &$this->getid3->info; + $comment_key = ''; + if ($boxname && ($boxname != $keyname)) { + $comment_key = (isset($handyatomtranslatorarray[$boxname]) ? $handyatomtranslatorarray[$boxname] : $boxname); + } elseif (isset($handyatomtranslatorarray[$keyname])) { + $comment_key = $handyatomtranslatorarray[$keyname]; + } + if ($comment_key) { + if ($comment_key == 'picture') { + if (!is_array($data)) { + $image_mime = ''; + if (preg_match('#^\x89\x50\x4E\x47\x0D\x0A\x1A\x0A#', $data)) { + $image_mime = 'image/png'; + } elseif (preg_match('#^\xFF\xD8\xFF#', $data)) { + $image_mime = 'image/jpeg'; + } elseif (preg_match('#^GIF#', $data)) { + $image_mime = 'image/gif'; + } elseif (preg_match('#^BM#', $data)) { + $image_mime = 'image/bmp'; + } + $data = array('data'=>$data, 'image_mime'=>$image_mime); + } + } + $info['quicktime']['comments'][$comment_key][] = $data; + } + return true; + } + + public function NoNullString($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 $nullterminatedstring; + } + + public function Pascal2String($pascalstring) { + // Pascal strings have 1 unsigned byte at the beginning saying how many chars (1-255) are in the string + return substr($pascalstring, 1); + } + +} |