File indexing completed on 2024-12-22 05:33:11
0001 <?php 0002 ///////////////////////////////////////////////////////////////// 0003 /// getID3() by James Heinrich <info@getid3.org> // 0004 // available at http://getid3.sourceforge.net // 0005 // or http://www.getid3.org // 0006 // also https://github.com/JamesHeinrich/getID3 // 0007 ///////////////////////////////////////////////////////////////// 0008 // See readme.txt for more details // 0009 ///////////////////////////////////////////////////////////////// 0010 // // 0011 // module.audio-video.quicktime.php // 0012 // module for analyzing Quicktime and MP3-in-MP4 files // 0013 // dependencies: module.audio.mp3.php // 0014 // dependencies: module.tag.id3v2.php // 0015 // /// 0016 ///////////////////////////////////////////////////////////////// 0017 0018 getid3_lib::IncludeDependency(GETID3_INCLUDEPATH.'module.audio.mp3.php', __FILE__, true); 0019 getid3_lib::IncludeDependency(GETID3_INCLUDEPATH.'module.tag.id3v2.php', __FILE__, true); // needed for ISO 639-2 language code lookup 0020 0021 class getid3_quicktime extends getid3_handler 0022 { 0023 0024 public $ReturnAtomData = true; 0025 public $ParseAllPossibleAtoms = false; 0026 0027 public function Analyze() { 0028 $info = &$this->getid3->info; 0029 0030 $info['fileformat'] = 'quicktime'; 0031 $info['quicktime']['hinting'] = false; 0032 $info['quicktime']['controller'] = 'standard'; // may be overridden if 'ctyp' atom is present 0033 0034 $this->fseek($info['avdataoffset']); 0035 0036 $offset = 0; 0037 $atomcounter = 0; 0038 0039 while ($offset < $info['avdataend']) { 0040 if (!getid3_lib::intValueSupported($offset)) { 0041 $info['error'][] = 'Unable to parse atom at offset '.$offset.' because beyond '.round(PHP_INT_MAX / 1073741824).'GB limit of PHP filesystem functions'; 0042 break; 0043 } 0044 $this->fseek($offset); 0045 $AtomHeader = $this->fread(8); 0046 0047 $atomsize = getid3_lib::BigEndian2Int(substr($AtomHeader, 0, 4)); 0048 $atomname = substr($AtomHeader, 4, 4); 0049 0050 // 64-bit MOV patch by jlegateØktnc*com 0051 if ($atomsize == 1) { 0052 $atomsize = getid3_lib::BigEndian2Int($this->fread(8)); 0053 } 0054 0055 $info['quicktime'][$atomname]['name'] = $atomname; 0056 $info['quicktime'][$atomname]['size'] = $atomsize; 0057 $info['quicktime'][$atomname]['offset'] = $offset; 0058 0059 if (($offset + $atomsize) > $info['avdataend']) { 0060 $info['error'][] = 'Atom at offset '.$offset.' claims to go beyond end-of-file (length: '.$atomsize.' bytes)'; 0061 return false; 0062 } 0063 0064 if ($atomsize == 0) { 0065 // Furthermore, for historical reasons the list of atoms is optionally 0066 // terminated by a 32-bit integer set to 0. If you are writing a program 0067 // to read user data atoms, you should allow for the terminating 0. 0068 break; 0069 } 0070 $atomHierarchy = array(); 0071 $info['quicktime'][$atomname] = $this->QuicktimeParseAtom($atomname, $atomsize, $this->fread(min($atomsize, round($this->getid3->memory_limit / 2))), $offset, $atomHierarchy, $this->ParseAllPossibleAtoms); 0072 0073 $offset += $atomsize; 0074 $atomcounter++; 0075 } 0076 0077 if (!empty($info['avdataend_tmp'])) { 0078 // this value is assigned to a temp value and then erased because 0079 // otherwise any atoms beyond the 'mdat' atom would not get parsed 0080 $info['avdataend'] = $info['avdataend_tmp']; 0081 unset($info['avdataend_tmp']); 0082 } 0083 0084 if (!isset($info['bitrate']) && isset($info['playtime_seconds'])) { 0085 $info['bitrate'] = (($info['avdataend'] - $info['avdataoffset']) * 8) / $info['playtime_seconds']; 0086 } 0087 if (isset($info['bitrate']) && !isset($info['audio']['bitrate']) && !isset($info['quicktime']['video'])) { 0088 $info['audio']['bitrate'] = $info['bitrate']; 0089 } 0090 if (!empty($info['playtime_seconds']) && !isset($info['video']['frame_rate']) && !empty($info['quicktime']['stts_framecount'])) { 0091 foreach ($info['quicktime']['stts_framecount'] as $key => $samples_count) { 0092 $samples_per_second = $samples_count / $info['playtime_seconds']; 0093 if ($samples_per_second > 240) { 0094 // has to be audio samples 0095 } else { 0096 $info['video']['frame_rate'] = $samples_per_second; 0097 break; 0098 } 0099 } 0100 } 0101 if (($info['audio']['dataformat'] == 'mp4') && empty($info['video']['resolution_x'])) { 0102 $info['fileformat'] = 'mp4'; 0103 $info['mime_type'] = 'audio/mp4'; 0104 unset($info['video']['dataformat']); 0105 } 0106 0107 if (!$this->ReturnAtomData) { 0108 unset($info['quicktime']['moov']); 0109 } 0110 0111 if (empty($info['audio']['dataformat']) && !empty($info['quicktime']['audio'])) { 0112 $info['audio']['dataformat'] = 'quicktime'; 0113 } 0114 if (empty($info['video']['dataformat']) && !empty($info['quicktime']['video'])) { 0115 $info['video']['dataformat'] = 'quicktime'; 0116 } 0117 0118 return true; 0119 } 0120 0121 public function QuicktimeParseAtom($atomname, $atomsize, $atom_data, $baseoffset, &$atomHierarchy, $ParseAllPossibleAtoms) { 0122 // http://developer.apple.com/techpubs/quicktime/qtdevdocs/APIREF/INDEX/atomalphaindex.htm 0123 0124 $info = &$this->getid3->info; 0125 0126 $atom_parent = end($atomHierarchy); // not array_pop($atomHierarchy); see http://www.getid3.org/phpBB3/viewtopic.php?t=1717 0127 array_push($atomHierarchy, $atomname); 0128 $atom_structure['hierarchy'] = implode(' ', $atomHierarchy); 0129 $atom_structure['name'] = $atomname; 0130 $atom_structure['size'] = $atomsize; 0131 $atom_structure['offset'] = $baseoffset; 0132 switch ($atomname) { 0133 case 'moov': // MOVie container atom 0134 case 'trak': // TRAcK container atom 0135 case 'clip': // CLIPping container atom 0136 case 'matt': // track MATTe container atom 0137 case 'edts': // EDiTS container atom 0138 case 'tref': // Track REFerence container atom 0139 case 'mdia': // MeDIA container atom 0140 case 'minf': // Media INFormation container atom 0141 case 'dinf': // Data INFormation container atom 0142 case 'udta': // User DaTA container atom 0143 case 'cmov': // Compressed MOVie container atom 0144 case 'rmra': // Reference Movie Record Atom 0145 case 'rmda': // Reference Movie Descriptor Atom 0146 case 'gmhd': // Generic Media info HeaDer atom (seen on QTVR) 0147 $atom_structure['subatoms'] = $this->QuicktimeParseContainerAtom($atom_data, $baseoffset + 8, $atomHierarchy, $ParseAllPossibleAtoms); 0148 break; 0149 0150 case 'ilst': // Item LiST container atom 0151 if ($atom_structure['subatoms'] = $this->QuicktimeParseContainerAtom($atom_data, $baseoffset + 8, $atomHierarchy, $ParseAllPossibleAtoms)) { 0152 // some "ilst" atoms contain data atoms that have a numeric name, and the data is far more accessible if the returned array is compacted 0153 $allnumericnames = true; 0154 foreach ($atom_structure['subatoms'] as $subatomarray) { 0155 if (!is_integer($subatomarray['name']) || (count($subatomarray['subatoms']) != 1)) { 0156 $allnumericnames = false; 0157 break; 0158 } 0159 } 0160 if ($allnumericnames) { 0161 $newData = array(); 0162 foreach ($atom_structure['subatoms'] as $subatomarray) { 0163 foreach ($subatomarray['subatoms'] as $newData_subatomarray) { 0164 unset($newData_subatomarray['hierarchy'], $newData_subatomarray['name']); 0165 $newData[$subatomarray['name']] = $newData_subatomarray; 0166 break; 0167 } 0168 } 0169 $atom_structure['data'] = $newData; 0170 unset($atom_structure['subatoms']); 0171 } 0172 } 0173 break; 0174 0175 case "\x00\x00\x00\x01": 0176 case "\x00\x00\x00\x02": 0177 case "\x00\x00\x00\x03": 0178 case "\x00\x00\x00\x04": 0179 case "\x00\x00\x00\x05": 0180 $atomname = getid3_lib::BigEndian2Int($atomname); 0181 $atom_structure['name'] = $atomname; 0182 $atom_structure['subatoms'] = $this->QuicktimeParseContainerAtom($atom_data, $baseoffset + 8, $atomHierarchy, $ParseAllPossibleAtoms); 0183 break; 0184 0185 case 'stbl': // Sample TaBLe container atom 0186 $atom_structure['subatoms'] = $this->QuicktimeParseContainerAtom($atom_data, $baseoffset + 8, $atomHierarchy, $ParseAllPossibleAtoms); 0187 $isVideo = false; 0188 $framerate = 0; 0189 $framecount = 0; 0190 foreach ($atom_structure['subatoms'] as $key => $value_array) { 0191 if (isset($value_array['sample_description_table'])) { 0192 foreach ($value_array['sample_description_table'] as $key2 => $value_array2) { 0193 if (isset($value_array2['data_format'])) { 0194 switch ($value_array2['data_format']) { 0195 case 'avc1': 0196 case 'mp4v': 0197 // video data 0198 $isVideo = true; 0199 break; 0200 case 'mp4a': 0201 // audio data 0202 break; 0203 } 0204 } 0205 } 0206 } elseif (isset($value_array['time_to_sample_table'])) { 0207 foreach ($value_array['time_to_sample_table'] as $key2 => $value_array2) { 0208 if (isset($value_array2['sample_count']) && isset($value_array2['sample_duration']) && ($value_array2['sample_duration'] > 0)) { 0209 $framerate = round($info['quicktime']['time_scale'] / $value_array2['sample_duration'], 3); 0210 $framecount = $value_array2['sample_count']; 0211 } 0212 } 0213 } 0214 } 0215 if ($isVideo && $framerate) { 0216 $info['quicktime']['video']['frame_rate'] = $framerate; 0217 $info['video']['frame_rate'] = $info['quicktime']['video']['frame_rate']; 0218 } 0219 if ($isVideo && $framecount) { 0220 $info['quicktime']['video']['frame_count'] = $framecount; 0221 } 0222 break; 0223 0224 0225 case 'aART': // Album ARTist 0226 case 'catg': // CaTeGory 0227 case 'covr': // COVeR artwork 0228 case 'cpil': // ComPILation 0229 case 'cprt': // CoPyRighT 0230 case 'desc': // DESCription 0231 case 'disk': // DISK number 0232 case 'egid': // Episode Global ID 0233 case 'gnre': // GeNRE 0234 case 'keyw': // KEYWord 0235 case 'ldes': 0236 case 'pcst': // PodCaST 0237 case 'pgap': // GAPless Playback 0238 case 'purd': // PURchase Date 0239 case 'purl': // Podcast URL 0240 case 'rati': 0241 case 'rndu': 0242 case 'rpdu': 0243 case 'rtng': // RaTiNG 0244 case 'stik': 0245 case 'tmpo': // TeMPO (BPM) 0246 case 'trkn': // TRacK Number 0247 case 'tves': // TV EpiSode 0248 case 'tvnn': // TV Network Name 0249 case 'tvsh': // TV SHow Name 0250 case 'tvsn': // TV SeasoN 0251 case 'akID': // iTunes store account type 0252 case 'apID': 0253 case 'atID': 0254 case 'cmID': 0255 case 'cnID': 0256 case 'geID': 0257 case 'plID': 0258 case 'sfID': // iTunes store country 0259 case "\xA9".'alb': // ALBum 0260 case "\xA9".'art': // ARTist 0261 case "\xA9".'ART': 0262 case "\xA9".'aut': 0263 case "\xA9".'cmt': // CoMmenT 0264 case "\xA9".'com': // COMposer 0265 case "\xA9".'cpy': 0266 case "\xA9".'day': // content created year 0267 case "\xA9".'dir': 0268 case "\xA9".'ed1': 0269 case "\xA9".'ed2': 0270 case "\xA9".'ed3': 0271 case "\xA9".'ed4': 0272 case "\xA9".'ed5': 0273 case "\xA9".'ed6': 0274 case "\xA9".'ed7': 0275 case "\xA9".'ed8': 0276 case "\xA9".'ed9': 0277 case "\xA9".'enc': 0278 case "\xA9".'fmt': 0279 case "\xA9".'gen': // GENre 0280 case "\xA9".'grp': // GRouPing 0281 case "\xA9".'hst': 0282 case "\xA9".'inf': 0283 case "\xA9".'lyr': // LYRics 0284 case "\xA9".'mak': 0285 case "\xA9".'mod': 0286 case "\xA9".'nam': // full NAMe 0287 case "\xA9".'ope': 0288 case "\xA9".'PRD': 0289 case "\xA9".'prd': 0290 case "\xA9".'prf': 0291 case "\xA9".'req': 0292 case "\xA9".'src': 0293 case "\xA9".'swr': 0294 case "\xA9".'too': // encoder 0295 case "\xA9".'trk': // TRacK 0296 case "\xA9".'url': 0297 case "\xA9".'wrn': 0298 case "\xA9".'wrt': // WRiTer 0299 case '----': // itunes specific 0300 if ($atom_parent == 'udta') { 0301 // User data atom handler 0302 $atom_structure['data_length'] = getid3_lib::BigEndian2Int(substr($atom_data, 0, 2)); 0303 $atom_structure['language_id'] = getid3_lib::BigEndian2Int(substr($atom_data, 2, 2)); 0304 $atom_structure['data'] = substr($atom_data, 4); 0305 0306 $atom_structure['language'] = $this->QuicktimeLanguageLookup($atom_structure['language_id']); 0307 if (empty($info['comments']['language']) || (!in_array($atom_structure['language'], $info['comments']['language']))) { 0308 $info['comments']['language'][] = $atom_structure['language']; 0309 } 0310 } else { 0311 // Apple item list box atom handler 0312 $atomoffset = 0; 0313 if (substr($atom_data, 2, 2) == "\x10\xB5") { 0314 // not sure what it means, but observed on iPhone4 data. 0315 // Each $atom_data has 2 bytes of datasize, plus 0x10B5, then data 0316 while ($atomoffset < strlen($atom_data)) { 0317 $boxsmallsize = getid3_lib::BigEndian2Int(substr($atom_data, $atomoffset, 2)); 0318 $boxsmalltype = substr($atom_data, $atomoffset + 2, 2); 0319 $boxsmalldata = substr($atom_data, $atomoffset + 4, $boxsmallsize); 0320 if ($boxsmallsize <= 1) { 0321 $info['warning'][] = 'Invalid QuickTime atom smallbox size "'.$boxsmallsize.'" in atom "'.preg_replace('#[^a-zA-Z0-9 _\\-]#', '?', $atomname).'" at offset: '.($atom_structure['offset'] + $atomoffset); 0322 $atom_structure['data'] = null; 0323 $atomoffset = strlen($atom_data); 0324 break; 0325 } 0326 switch ($boxsmalltype) { 0327 case "\x10\xB5": 0328 $atom_structure['data'] = $boxsmalldata; 0329 break; 0330 default: 0331 $info['warning'][] = 'Unknown QuickTime smallbox type: "'.preg_replace('#[^a-zA-Z0-9 _\\-]#', '?', $boxsmalltype).'" ('.trim(getid3_lib::PrintHexBytes($boxsmalltype)).') at offset '.$baseoffset; 0332 $atom_structure['data'] = $atom_data; 0333 break; 0334 } 0335 $atomoffset += (4 + $boxsmallsize); 0336 } 0337 } else { 0338 while ($atomoffset < strlen($atom_data)) { 0339 $boxsize = getid3_lib::BigEndian2Int(substr($atom_data, $atomoffset, 4)); 0340 $boxtype = substr($atom_data, $atomoffset + 4, 4); 0341 $boxdata = substr($atom_data, $atomoffset + 8, $boxsize - 8); 0342 if ($boxsize <= 1) { 0343 $info['warning'][] = 'Invalid QuickTime atom box size "'.$boxsize.'" in atom "'.preg_replace('#[^a-zA-Z0-9 _\\-]#', '?', $atomname).'" at offset: '.($atom_structure['offset'] + $atomoffset); 0344 $atom_structure['data'] = null; 0345 $atomoffset = strlen($atom_data); 0346 break; 0347 } 0348 $atomoffset += $boxsize; 0349 0350 switch ($boxtype) { 0351 case 'mean': 0352 case 'name': 0353 $atom_structure[$boxtype] = substr($boxdata, 4); 0354 break; 0355 0356 case 'data': 0357 $atom_structure['version'] = getid3_lib::BigEndian2Int(substr($boxdata, 0, 1)); 0358 $atom_structure['flags_raw'] = getid3_lib::BigEndian2Int(substr($boxdata, 1, 3)); 0359 switch ($atom_structure['flags_raw']) { 0360 case 0: // data flag 0361 case 21: // tmpo/cpil flag 0362 switch ($atomname) { 0363 case 'cpil': 0364 case 'pcst': 0365 case 'pgap': 0366 $atom_structure['data'] = getid3_lib::BigEndian2Int(substr($boxdata, 8, 1)); 0367 break; 0368 0369 case 'tmpo': 0370 $atom_structure['data'] = getid3_lib::BigEndian2Int(substr($boxdata, 8, 2)); 0371 break; 0372 0373 case 'disk': 0374 case 'trkn': 0375 $num = getid3_lib::BigEndian2Int(substr($boxdata, 10, 2)); 0376 $num_total = getid3_lib::BigEndian2Int(substr($boxdata, 12, 2)); 0377 $atom_structure['data'] = empty($num) ? '' : $num; 0378 $atom_structure['data'] .= empty($num_total) ? '' : '/'.$num_total; 0379 break; 0380 0381 case 'gnre': 0382 $GenreID = getid3_lib::BigEndian2Int(substr($boxdata, 8, 4)); 0383 $atom_structure['data'] = getid3_id3v1::LookupGenreName($GenreID - 1); 0384 break; 0385 0386 case 'rtng': 0387 $atom_structure[$atomname] = getid3_lib::BigEndian2Int(substr($boxdata, 8, 1)); 0388 $atom_structure['data'] = $this->QuicktimeContentRatingLookup($atom_structure[$atomname]); 0389 break; 0390 0391 case 'stik': 0392 $atom_structure[$atomname] = getid3_lib::BigEndian2Int(substr($boxdata, 8, 1)); 0393 $atom_structure['data'] = $this->QuicktimeSTIKLookup($atom_structure[$atomname]); 0394 break; 0395 0396 case 'sfID': 0397 $atom_structure[$atomname] = getid3_lib::BigEndian2Int(substr($boxdata, 8, 4)); 0398 $atom_structure['data'] = $this->QuicktimeStoreFrontCodeLookup($atom_structure[$atomname]); 0399 break; 0400 0401 case 'egid': 0402 case 'purl': 0403 $atom_structure['data'] = substr($boxdata, 8); 0404 break; 0405 0406 default: 0407 $atom_structure['data'] = getid3_lib::BigEndian2Int(substr($boxdata, 8, 4)); 0408 } 0409 break; 0410 0411 case 1: // text flag 0412 case 13: // image flag 0413 default: 0414 $atom_structure['data'] = substr($boxdata, 8); 0415 if ($atomname == 'covr') { 0416 // not a foolproof check, but better than nothing 0417 if (preg_match('#^\xFF\xD8\xFF#', $atom_structure['data'])) { 0418 $atom_structure['image_mime'] = 'image/jpeg'; 0419 } elseif (preg_match('#^\x89\x50\x4E\x47\x0D\x0A\x1A\x0A#', $atom_structure['data'])) { 0420 $atom_structure['image_mime'] = 'image/png'; 0421 } elseif (preg_match('#^GIF#', $atom_structure['data'])) { 0422 $atom_structure['image_mime'] = 'image/gif'; 0423 } 0424 } 0425 break; 0426 0427 } 0428 break; 0429 0430 default: 0431 $info['warning'][] = 'Unknown QuickTime box type: "'.preg_replace('#[^a-zA-Z0-9 _\\-]#', '?', $boxtype).'" ('.trim(getid3_lib::PrintHexBytes($boxtype)).') at offset '.$baseoffset; 0432 $atom_structure['data'] = $atom_data; 0433 0434 } 0435 } 0436 } 0437 } 0438 $this->CopyToAppropriateCommentsSection($atomname, $atom_structure['data'], $atom_structure['name']); 0439 break; 0440 0441 0442 case 'play': // auto-PLAY atom 0443 $atom_structure['autoplay'] = (bool) getid3_lib::BigEndian2Int(substr($atom_data, 0, 1)); 0444 0445 $info['quicktime']['autoplay'] = $atom_structure['autoplay']; 0446 break; 0447 0448 0449 case 'WLOC': // Window LOCation atom 0450 $atom_structure['location_x'] = getid3_lib::BigEndian2Int(substr($atom_data, 0, 2)); 0451 $atom_structure['location_y'] = getid3_lib::BigEndian2Int(substr($atom_data, 2, 2)); 0452 break; 0453 0454 0455 case 'LOOP': // LOOPing atom 0456 case 'SelO': // play SELection Only atom 0457 case 'AllF': // play ALL Frames atom 0458 $atom_structure['data'] = getid3_lib::BigEndian2Int($atom_data); 0459 break; 0460 0461 0462 case 'name': // 0463 case 'MCPS': // Media Cleaner PRo 0464 case '@PRM': // adobe PReMiere version 0465 case '@PRQ': // adobe PRemiere Quicktime version 0466 $atom_structure['data'] = $atom_data; 0467 break; 0468 0469 0470 case 'cmvd': // Compressed MooV Data atom 0471 // Code by ubergeekØubergeek*tv based on information from 0472 // http://developer.apple.com/quicktime/icefloe/dispatch012.html 0473 $atom_structure['unCompressedSize'] = getid3_lib::BigEndian2Int(substr($atom_data, 0, 4)); 0474 0475 $CompressedFileData = substr($atom_data, 4); 0476 if ($UncompressedHeader = @gzuncompress($CompressedFileData)) { 0477 $atom_structure['subatoms'] = $this->QuicktimeParseContainerAtom($UncompressedHeader, 0, $atomHierarchy, $ParseAllPossibleAtoms); 0478 } else { 0479 $info['warning'][] = 'Error decompressing compressed MOV atom at offset '.$atom_structure['offset']; 0480 } 0481 break; 0482 0483 0484 case 'dcom': // Data COMpression atom 0485 $atom_structure['compression_id'] = $atom_data; 0486 $atom_structure['compression_text'] = $this->QuicktimeDCOMLookup($atom_data); 0487 break; 0488 0489 0490 case 'rdrf': // Reference movie Data ReFerence atom 0491 $atom_structure['version'] = getid3_lib::BigEndian2Int(substr($atom_data, 0, 1)); 0492 $atom_structure['flags_raw'] = getid3_lib::BigEndian2Int(substr($atom_data, 1, 3)); 0493 $atom_structure['flags']['internal_data'] = (bool) ($atom_structure['flags_raw'] & 0x000001); 0494 0495 $atom_structure['reference_type_name'] = substr($atom_data, 4, 4); 0496 $atom_structure['reference_length'] = getid3_lib::BigEndian2Int(substr($atom_data, 8, 4)); 0497 switch ($atom_structure['reference_type_name']) { 0498 case 'url ': 0499 $atom_structure['url'] = $this->NoNullString(substr($atom_data, 12)); 0500 break; 0501 0502 case 'alis': 0503 $atom_structure['file_alias'] = substr($atom_data, 12); 0504 break; 0505 0506 case 'rsrc': 0507 $atom_structure['resource_alias'] = substr($atom_data, 12); 0508 break; 0509 0510 default: 0511 $atom_structure['data'] = substr($atom_data, 12); 0512 break; 0513 } 0514 break; 0515 0516 0517 case 'rmqu': // Reference Movie QUality atom 0518 $atom_structure['movie_quality'] = getid3_lib::BigEndian2Int($atom_data); 0519 break; 0520 0521 0522 case 'rmcs': // Reference Movie Cpu Speed atom 0523 $atom_structure['version'] = getid3_lib::BigEndian2Int(substr($atom_data, 0, 1)); 0524 $atom_structure['flags_raw'] = getid3_lib::BigEndian2Int(substr($atom_data, 1, 3)); // hardcoded: 0x0000 0525 $atom_structure['cpu_speed_rating'] = getid3_lib::BigEndian2Int(substr($atom_data, 4, 2)); 0526 break; 0527 0528 0529 case 'rmvc': // Reference Movie Version Check atom 0530 $atom_structure['version'] = getid3_lib::BigEndian2Int(substr($atom_data, 0, 1)); 0531 $atom_structure['flags_raw'] = getid3_lib::BigEndian2Int(substr($atom_data, 1, 3)); // hardcoded: 0x0000 0532 $atom_structure['gestalt_selector'] = substr($atom_data, 4, 4); 0533 $atom_structure['gestalt_value_mask'] = getid3_lib::BigEndian2Int(substr($atom_data, 8, 4)); 0534 $atom_structure['gestalt_value'] = getid3_lib::BigEndian2Int(substr($atom_data, 12, 4)); 0535 $atom_structure['gestalt_check_type'] = getid3_lib::BigEndian2Int(substr($atom_data, 14, 2)); 0536 break; 0537 0538 0539 case 'rmcd': // Reference Movie Component check atom 0540 $atom_structure['version'] = getid3_lib::BigEndian2Int(substr($atom_data, 0, 1)); 0541 $atom_structure['flags_raw'] = getid3_lib::BigEndian2Int(substr($atom_data, 1, 3)); // hardcoded: 0x0000 0542 $atom_structure['component_type'] = substr($atom_data, 4, 4); 0543 $atom_structure['component_subtype'] = substr($atom_data, 8, 4); 0544 $atom_structure['component_manufacturer'] = substr($atom_data, 12, 4); 0545 $atom_structure['component_flags_raw'] = getid3_lib::BigEndian2Int(substr($atom_data, 16, 4)); 0546 $atom_structure['component_flags_mask'] = getid3_lib::BigEndian2Int(substr($atom_data, 20, 4)); 0547 $atom_structure['component_min_version'] = getid3_lib::BigEndian2Int(substr($atom_data, 24, 4)); 0548 break; 0549 0550 0551 case 'rmdr': // Reference Movie Data Rate atom 0552 $atom_structure['version'] = getid3_lib::BigEndian2Int(substr($atom_data, 0, 1)); 0553 $atom_structure['flags_raw'] = getid3_lib::BigEndian2Int(substr($atom_data, 1, 3)); // hardcoded: 0x0000 0554 $atom_structure['data_rate'] = getid3_lib::BigEndian2Int(substr($atom_data, 4, 4)); 0555 0556 $atom_structure['data_rate_bps'] = $atom_structure['data_rate'] * 10; 0557 break; 0558 0559 0560 case 'rmla': // Reference Movie Language Atom 0561 $atom_structure['version'] = getid3_lib::BigEndian2Int(substr($atom_data, 0, 1)); 0562 $atom_structure['flags_raw'] = getid3_lib::BigEndian2Int(substr($atom_data, 1, 3)); // hardcoded: 0x0000 0563 $atom_structure['language_id'] = getid3_lib::BigEndian2Int(substr($atom_data, 4, 2)); 0564 0565 $atom_structure['language'] = $this->QuicktimeLanguageLookup($atom_structure['language_id']); 0566 if (empty($info['comments']['language']) || (!in_array($atom_structure['language'], $info['comments']['language']))) { 0567 $info['comments']['language'][] = $atom_structure['language']; 0568 } 0569 break; 0570 0571 0572 case 'rmla': // Reference Movie Language Atom 0573 $atom_structure['version'] = getid3_lib::BigEndian2Int(substr($atom_data, 0, 1)); 0574 $atom_structure['flags_raw'] = getid3_lib::BigEndian2Int(substr($atom_data, 1, 3)); // hardcoded: 0x0000 0575 $atom_structure['track_id'] = getid3_lib::BigEndian2Int(substr($atom_data, 4, 2)); 0576 break; 0577 0578 0579 case 'ptv ': // Print To Video - defines a movie's full screen mode 0580 // http://developer.apple.com/documentation/QuickTime/APIREF/SOURCESIV/at_ptv-_pg.htm 0581 $atom_structure['display_size_raw'] = getid3_lib::BigEndian2Int(substr($atom_data, 0, 2)); 0582 $atom_structure['reserved_1'] = getid3_lib::BigEndian2Int(substr($atom_data, 2, 2)); // hardcoded: 0x0000 0583 $atom_structure['reserved_2'] = getid3_lib::BigEndian2Int(substr($atom_data, 4, 2)); // hardcoded: 0x0000 0584 $atom_structure['slide_show_flag'] = getid3_lib::BigEndian2Int(substr($atom_data, 6, 1)); 0585 $atom_structure['play_on_open_flag'] = getid3_lib::BigEndian2Int(substr($atom_data, 7, 1)); 0586 0587 $atom_structure['flags']['play_on_open'] = (bool) $atom_structure['play_on_open_flag']; 0588 $atom_structure['flags']['slide_show'] = (bool) $atom_structure['slide_show_flag']; 0589 0590 $ptv_lookup[0] = 'normal'; 0591 $ptv_lookup[1] = 'double'; 0592 $ptv_lookup[2] = 'half'; 0593 $ptv_lookup[3] = 'full'; 0594 $ptv_lookup[4] = 'current'; 0595 if (isset($ptv_lookup[$atom_structure['display_size_raw']])) { 0596 $atom_structure['display_size'] = $ptv_lookup[$atom_structure['display_size_raw']]; 0597 } else { 0598 $info['warning'][] = 'unknown "ptv " display constant ('.$atom_structure['display_size_raw'].')'; 0599 } 0600 break; 0601 0602 0603 case 'stsd': // Sample Table Sample Description atom 0604 $atom_structure['version'] = getid3_lib::BigEndian2Int(substr($atom_data, 0, 1)); 0605 $atom_structure['flags_raw'] = getid3_lib::BigEndian2Int(substr($atom_data, 1, 3)); // hardcoded: 0x0000 0606 $atom_structure['number_entries'] = getid3_lib::BigEndian2Int(substr($atom_data, 4, 4)); 0607 $stsdEntriesDataOffset = 8; 0608 for ($i = 0; $i < $atom_structure['number_entries']; $i++) { 0609 $atom_structure['sample_description_table'][$i]['size'] = getid3_lib::BigEndian2Int(substr($atom_data, $stsdEntriesDataOffset, 4)); 0610 $stsdEntriesDataOffset += 4; 0611 $atom_structure['sample_description_table'][$i]['data_format'] = substr($atom_data, $stsdEntriesDataOffset, 4); 0612 $stsdEntriesDataOffset += 4; 0613 $atom_structure['sample_description_table'][$i]['reserved'] = getid3_lib::BigEndian2Int(substr($atom_data, $stsdEntriesDataOffset, 6)); 0614 $stsdEntriesDataOffset += 6; 0615 $atom_structure['sample_description_table'][$i]['reference_index'] = getid3_lib::BigEndian2Int(substr($atom_data, $stsdEntriesDataOffset, 2)); 0616 $stsdEntriesDataOffset += 2; 0617 $atom_structure['sample_description_table'][$i]['data'] = substr($atom_data, $stsdEntriesDataOffset, ($atom_structure['sample_description_table'][$i]['size'] - 4 - 4 - 6 - 2)); 0618 $stsdEntriesDataOffset += ($atom_structure['sample_description_table'][$i]['size'] - 4 - 4 - 6 - 2); 0619 0620 $atom_structure['sample_description_table'][$i]['encoder_version'] = getid3_lib::BigEndian2Int(substr($atom_structure['sample_description_table'][$i]['data'], 0, 2)); 0621 $atom_structure['sample_description_table'][$i]['encoder_revision'] = getid3_lib::BigEndian2Int(substr($atom_structure['sample_description_table'][$i]['data'], 2, 2)); 0622 $atom_structure['sample_description_table'][$i]['encoder_vendor'] = substr($atom_structure['sample_description_table'][$i]['data'], 4, 4); 0623 0624 switch ($atom_structure['sample_description_table'][$i]['encoder_vendor']) { 0625 0626 case "\x00\x00\x00\x00": 0627 // audio tracks 0628 $atom_structure['sample_description_table'][$i]['audio_channels'] = getid3_lib::BigEndian2Int(substr($atom_structure['sample_description_table'][$i]['data'], 8, 2)); 0629 $atom_structure['sample_description_table'][$i]['audio_bit_depth'] = getid3_lib::BigEndian2Int(substr($atom_structure['sample_description_table'][$i]['data'], 10, 2)); 0630 $atom_structure['sample_description_table'][$i]['audio_compression_id'] = getid3_lib::BigEndian2Int(substr($atom_structure['sample_description_table'][$i]['data'], 12, 2)); 0631 $atom_structure['sample_description_table'][$i]['audio_packet_size'] = getid3_lib::BigEndian2Int(substr($atom_structure['sample_description_table'][$i]['data'], 14, 2)); 0632 $atom_structure['sample_description_table'][$i]['audio_sample_rate'] = getid3_lib::FixedPoint16_16(substr($atom_structure['sample_description_table'][$i]['data'], 16, 4)); 0633 0634 // video tracks 0635 // http://developer.apple.com/library/mac/#documentation/QuickTime/QTFF/QTFFChap3/qtff3.html 0636 $atom_structure['sample_description_table'][$i]['temporal_quality'] = getid3_lib::BigEndian2Int(substr($atom_structure['sample_description_table'][$i]['data'], 8, 4)); 0637 $atom_structure['sample_description_table'][$i]['spatial_quality'] = getid3_lib::BigEndian2Int(substr($atom_structure['sample_description_table'][$i]['data'], 12, 4)); 0638 $atom_structure['sample_description_table'][$i]['width'] = getid3_lib::BigEndian2Int(substr($atom_structure['sample_description_table'][$i]['data'], 16, 2)); 0639 $atom_structure['sample_description_table'][$i]['height'] = getid3_lib::BigEndian2Int(substr($atom_structure['sample_description_table'][$i]['data'], 18, 2)); 0640 $atom_structure['sample_description_table'][$i]['resolution_x'] = getid3_lib::FixedPoint16_16(substr($atom_structure['sample_description_table'][$i]['data'], 24, 4)); 0641 $atom_structure['sample_description_table'][$i]['resolution_y'] = getid3_lib::FixedPoint16_16(substr($atom_structure['sample_description_table'][$i]['data'], 28, 4)); 0642 $atom_structure['sample_description_table'][$i]['data_size'] = getid3_lib::BigEndian2Int(substr($atom_structure['sample_description_table'][$i]['data'], 32, 4)); 0643 $atom_structure['sample_description_table'][$i]['frame_count'] = getid3_lib::BigEndian2Int(substr($atom_structure['sample_description_table'][$i]['data'], 36, 2)); 0644 $atom_structure['sample_description_table'][$i]['compressor_name'] = substr($atom_structure['sample_description_table'][$i]['data'], 38, 4); 0645 $atom_structure['sample_description_table'][$i]['pixel_depth'] = getid3_lib::BigEndian2Int(substr($atom_structure['sample_description_table'][$i]['data'], 42, 2)); 0646 $atom_structure['sample_description_table'][$i]['color_table_id'] = getid3_lib::BigEndian2Int(substr($atom_structure['sample_description_table'][$i]['data'], 44, 2)); 0647 0648 switch ($atom_structure['sample_description_table'][$i]['data_format']) { 0649 case '2vuY': 0650 case 'avc1': 0651 case 'cvid': 0652 case 'dvc ': 0653 case 'dvcp': 0654 case 'gif ': 0655 case 'h263': 0656 case 'jpeg': 0657 case 'kpcd': 0658 case 'mjpa': 0659 case 'mjpb': 0660 case 'mp4v': 0661 case 'png ': 0662 case 'raw ': 0663 case 'rle ': 0664 case 'rpza': 0665 case 'smc ': 0666 case 'SVQ1': 0667 case 'SVQ3': 0668 case 'tiff': 0669 case 'v210': 0670 case 'v216': 0671 case 'v308': 0672 case 'v408': 0673 case 'v410': 0674 case 'yuv2': 0675 $info['fileformat'] = 'mp4'; 0676 $info['video']['fourcc'] = $atom_structure['sample_description_table'][$i]['data_format']; 0677 // http://www.getid3.org/phpBB3/viewtopic.php?t=1550 0678 //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 0679 if (!empty($atom_structure['sample_description_table'][$i]['width']) && !empty($atom_structure['sample_description_table'][$i]['height'])) { 0680 // assume that values stored here are more important than values stored in [tkhd] atom 0681 $info['video']['resolution_x'] = $atom_structure['sample_description_table'][$i]['width']; 0682 $info['video']['resolution_y'] = $atom_structure['sample_description_table'][$i]['height']; 0683 $info['quicktime']['video']['resolution_x'] = $info['video']['resolution_x']; 0684 $info['quicktime']['video']['resolution_y'] = $info['video']['resolution_y']; 0685 } 0686 break; 0687 0688 case 'qtvr': 0689 $info['video']['dataformat'] = 'quicktimevr'; 0690 break; 0691 0692 case 'mp4a': 0693 default: 0694 $info['quicktime']['audio']['codec'] = $this->QuicktimeAudioCodecLookup($atom_structure['sample_description_table'][$i]['data_format']); 0695 $info['quicktime']['audio']['sample_rate'] = $atom_structure['sample_description_table'][$i]['audio_sample_rate']; 0696 $info['quicktime']['audio']['channels'] = $atom_structure['sample_description_table'][$i]['audio_channels']; 0697 $info['quicktime']['audio']['bit_depth'] = $atom_structure['sample_description_table'][$i]['audio_bit_depth']; 0698 $info['audio']['codec'] = $info['quicktime']['audio']['codec']; 0699 $info['audio']['sample_rate'] = $info['quicktime']['audio']['sample_rate']; 0700 $info['audio']['channels'] = $info['quicktime']['audio']['channels']; 0701 $info['audio']['bits_per_sample'] = $info['quicktime']['audio']['bit_depth']; 0702 switch ($atom_structure['sample_description_table'][$i]['data_format']) { 0703 case 'raw ': // PCM 0704 case 'alac': // Apple Lossless Audio Codec 0705 $info['audio']['lossless'] = true; 0706 break; 0707 default: 0708 $info['audio']['lossless'] = false; 0709 break; 0710 } 0711 break; 0712 } 0713 break; 0714 0715 default: 0716 switch ($atom_structure['sample_description_table'][$i]['data_format']) { 0717 case 'mp4s': 0718 $info['fileformat'] = 'mp4'; 0719 break; 0720 0721 default: 0722 // video atom 0723 $atom_structure['sample_description_table'][$i]['video_temporal_quality'] = getid3_lib::BigEndian2Int(substr($atom_structure['sample_description_table'][$i]['data'], 8, 4)); 0724 $atom_structure['sample_description_table'][$i]['video_spatial_quality'] = getid3_lib::BigEndian2Int(substr($atom_structure['sample_description_table'][$i]['data'], 12, 4)); 0725 $atom_structure['sample_description_table'][$i]['video_frame_width'] = getid3_lib::BigEndian2Int(substr($atom_structure['sample_description_table'][$i]['data'], 16, 2)); 0726 $atom_structure['sample_description_table'][$i]['video_frame_height'] = getid3_lib::BigEndian2Int(substr($atom_structure['sample_description_table'][$i]['data'], 18, 2)); 0727 $atom_structure['sample_description_table'][$i]['video_resolution_x'] = getid3_lib::FixedPoint16_16(substr($atom_structure['sample_description_table'][$i]['data'], 20, 4)); 0728 $atom_structure['sample_description_table'][$i]['video_resolution_y'] = getid3_lib::FixedPoint16_16(substr($atom_structure['sample_description_table'][$i]['data'], 24, 4)); 0729 $atom_structure['sample_description_table'][$i]['video_data_size'] = getid3_lib::BigEndian2Int(substr($atom_structure['sample_description_table'][$i]['data'], 28, 4)); 0730 $atom_structure['sample_description_table'][$i]['video_frame_count'] = getid3_lib::BigEndian2Int(substr($atom_structure['sample_description_table'][$i]['data'], 32, 2)); 0731 $atom_structure['sample_description_table'][$i]['video_encoder_name_len'] = getid3_lib::BigEndian2Int(substr($atom_structure['sample_description_table'][$i]['data'], 34, 1)); 0732 $atom_structure['sample_description_table'][$i]['video_encoder_name'] = substr($atom_structure['sample_description_table'][$i]['data'], 35, $atom_structure['sample_description_table'][$i]['video_encoder_name_len']); 0733 $atom_structure['sample_description_table'][$i]['video_pixel_color_depth'] = getid3_lib::BigEndian2Int(substr($atom_structure['sample_description_table'][$i]['data'], 66, 2)); 0734 $atom_structure['sample_description_table'][$i]['video_color_table_id'] = getid3_lib::BigEndian2Int(substr($atom_structure['sample_description_table'][$i]['data'], 68, 2)); 0735 0736 $atom_structure['sample_description_table'][$i]['video_pixel_color_type'] = (($atom_structure['sample_description_table'][$i]['video_pixel_color_depth'] > 32) ? 'grayscale' : 'color'); 0737 $atom_structure['sample_description_table'][$i]['video_pixel_color_name'] = $this->QuicktimeColorNameLookup($atom_structure['sample_description_table'][$i]['video_pixel_color_depth']); 0738 0739 if ($atom_structure['sample_description_table'][$i]['video_pixel_color_name'] != 'invalid') { 0740 $info['quicktime']['video']['codec_fourcc'] = $atom_structure['sample_description_table'][$i]['data_format']; 0741 $info['quicktime']['video']['codec_fourcc_lookup'] = $this->QuicktimeVideoCodecLookup($atom_structure['sample_description_table'][$i]['data_format']); 0742 $info['quicktime']['video']['codec'] = (($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']); 0743 $info['quicktime']['video']['color_depth'] = $atom_structure['sample_description_table'][$i]['video_pixel_color_depth']; 0744 $info['quicktime']['video']['color_depth_name'] = $atom_structure['sample_description_table'][$i]['video_pixel_color_name']; 0745 0746 $info['video']['codec'] = $info['quicktime']['video']['codec']; 0747 $info['video']['bits_per_sample'] = $info['quicktime']['video']['color_depth']; 0748 } 0749 $info['video']['lossless'] = false; 0750 $info['video']['pixel_aspect_ratio'] = (float) 1; 0751 break; 0752 } 0753 break; 0754 } 0755 switch (strtolower($atom_structure['sample_description_table'][$i]['data_format'])) { 0756 case 'mp4a': 0757 $info['audio']['dataformat'] = 'mp4'; 0758 $info['quicktime']['audio']['codec'] = 'mp4'; 0759 break; 0760 0761 case '3ivx': 0762 case '3iv1': 0763 case '3iv2': 0764 $info['video']['dataformat'] = '3ivx'; 0765 break; 0766 0767 case 'xvid': 0768 $info['video']['dataformat'] = 'xvid'; 0769 break; 0770 0771 case 'mp4v': 0772 $info['video']['dataformat'] = 'mpeg4'; 0773 break; 0774 0775 case 'divx': 0776 case 'div1': 0777 case 'div2': 0778 case 'div3': 0779 case 'div4': 0780 case 'div5': 0781 case 'div6': 0782 $info['video']['dataformat'] = 'divx'; 0783 break; 0784 0785 default: 0786 // do nothing 0787 break; 0788 } 0789 unset($atom_structure['sample_description_table'][$i]['data']); 0790 } 0791 break; 0792 0793 0794 case 'stts': // Sample Table Time-to-Sample atom 0795 $atom_structure['version'] = getid3_lib::BigEndian2Int(substr($atom_data, 0, 1)); 0796 $atom_structure['flags_raw'] = getid3_lib::BigEndian2Int(substr($atom_data, 1, 3)); // hardcoded: 0x0000 0797 $atom_structure['number_entries'] = getid3_lib::BigEndian2Int(substr($atom_data, 4, 4)); 0798 $sttsEntriesDataOffset = 8; 0799 //$FrameRateCalculatorArray = array(); 0800 $frames_count = 0; 0801 0802 $max_stts_entries_to_scan = min(floor($this->getid3->memory_limit / 10000), $atom_structure['number_entries']); 0803 if ($max_stts_entries_to_scan < $atom_structure['number_entries']) { 0804 $info['warning'][] = 'QuickTime atom "stts" has '.$atom_structure['number_entries'].' but only scanning the first '.$max_stts_entries_to_scan.' entries due to limited PHP memory available ('.floor($this->getid3->memory_limit / 1048576).'MB).'; 0805 } 0806 for ($i = 0; $i < $max_stts_entries_to_scan; $i++) { 0807 $atom_structure['time_to_sample_table'][$i]['sample_count'] = getid3_lib::BigEndian2Int(substr($atom_data, $sttsEntriesDataOffset, 4)); 0808 $sttsEntriesDataOffset += 4; 0809 $atom_structure['time_to_sample_table'][$i]['sample_duration'] = getid3_lib::BigEndian2Int(substr($atom_data, $sttsEntriesDataOffset, 4)); 0810 $sttsEntriesDataOffset += 4; 0811 0812 $frames_count += $atom_structure['time_to_sample_table'][$i]['sample_count']; 0813 0814 // THIS SECTION REPLACED WITH CODE IN "stbl" ATOM 0815 //if (!empty($info['quicktime']['time_scale']) && ($atom_structure['time_to_sample_table'][$i]['sample_duration'] > 0)) { 0816 // $stts_new_framerate = $info['quicktime']['time_scale'] / $atom_structure['time_to_sample_table'][$i]['sample_duration']; 0817 // if ($stts_new_framerate <= 60) { 0818 // // some atoms have durations of "1" giving a very large framerate, which probably is not right 0819 // $info['video']['frame_rate'] = max($info['video']['frame_rate'], $stts_new_framerate); 0820 // } 0821 //} 0822 // 0823 //$FrameRateCalculatorArray[($info['quicktime']['time_scale'] / $atom_structure['time_to_sample_table'][$i]['sample_duration'])] += $atom_structure['time_to_sample_table'][$i]['sample_count']; 0824 } 0825 $info['quicktime']['stts_framecount'][] = $frames_count; 0826 //$sttsFramesTotal = 0; 0827 //$sttsSecondsTotal = 0; 0828 //foreach ($FrameRateCalculatorArray as $frames_per_second => $frame_count) { 0829 // if (($frames_per_second > 60) || ($frames_per_second < 1)) { 0830 // // not video FPS information, probably audio information 0831 // $sttsFramesTotal = 0; 0832 // $sttsSecondsTotal = 0; 0833 // break; 0834 // } 0835 // $sttsFramesTotal += $frame_count; 0836 // $sttsSecondsTotal += $frame_count / $frames_per_second; 0837 //} 0838 //if (($sttsFramesTotal > 0) && ($sttsSecondsTotal > 0)) { 0839 // if (($sttsFramesTotal / $sttsSecondsTotal) > $info['video']['frame_rate']) { 0840 // $info['video']['frame_rate'] = $sttsFramesTotal / $sttsSecondsTotal; 0841 // } 0842 //} 0843 break; 0844 0845 0846 case 'stss': // Sample Table Sync Sample (key frames) atom 0847 if ($ParseAllPossibleAtoms) { 0848 $atom_structure['version'] = getid3_lib::BigEndian2Int(substr($atom_data, 0, 1)); 0849 $atom_structure['flags_raw'] = getid3_lib::BigEndian2Int(substr($atom_data, 1, 3)); // hardcoded: 0x0000 0850 $atom_structure['number_entries'] = getid3_lib::BigEndian2Int(substr($atom_data, 4, 4)); 0851 $stssEntriesDataOffset = 8; 0852 for ($i = 0; $i < $atom_structure['number_entries']; $i++) { 0853 $atom_structure['time_to_sample_table'][$i] = getid3_lib::BigEndian2Int(substr($atom_data, $stssEntriesDataOffset, 4)); 0854 $stssEntriesDataOffset += 4; 0855 } 0856 } 0857 break; 0858 0859 0860 case 'stsc': // Sample Table Sample-to-Chunk atom 0861 if ($ParseAllPossibleAtoms) { 0862 $atom_structure['version'] = getid3_lib::BigEndian2Int(substr($atom_data, 0, 1)); 0863 $atom_structure['flags_raw'] = getid3_lib::BigEndian2Int(substr($atom_data, 1, 3)); // hardcoded: 0x0000 0864 $atom_structure['number_entries'] = getid3_lib::BigEndian2Int(substr($atom_data, 4, 4)); 0865 $stscEntriesDataOffset = 8; 0866 for ($i = 0; $i < $atom_structure['number_entries']; $i++) { 0867 $atom_structure['sample_to_chunk_table'][$i]['first_chunk'] = getid3_lib::BigEndian2Int(substr($atom_data, $stscEntriesDataOffset, 4)); 0868 $stscEntriesDataOffset += 4; 0869 $atom_structure['sample_to_chunk_table'][$i]['samples_per_chunk'] = getid3_lib::BigEndian2Int(substr($atom_data, $stscEntriesDataOffset, 4)); 0870 $stscEntriesDataOffset += 4; 0871 $atom_structure['sample_to_chunk_table'][$i]['sample_description'] = getid3_lib::BigEndian2Int(substr($atom_data, $stscEntriesDataOffset, 4)); 0872 $stscEntriesDataOffset += 4; 0873 } 0874 } 0875 break; 0876 0877 0878 case 'stsz': // Sample Table SiZe atom 0879 if ($ParseAllPossibleAtoms) { 0880 $atom_structure['version'] = getid3_lib::BigEndian2Int(substr($atom_data, 0, 1)); 0881 $atom_structure['flags_raw'] = getid3_lib::BigEndian2Int(substr($atom_data, 1, 3)); // hardcoded: 0x0000 0882 $atom_structure['sample_size'] = getid3_lib::BigEndian2Int(substr($atom_data, 4, 4)); 0883 $atom_structure['number_entries'] = getid3_lib::BigEndian2Int(substr($atom_data, 8, 4)); 0884 $stszEntriesDataOffset = 12; 0885 if ($atom_structure['sample_size'] == 0) { 0886 for ($i = 0; $i < $atom_structure['number_entries']; $i++) { 0887 $atom_structure['sample_size_table'][$i] = getid3_lib::BigEndian2Int(substr($atom_data, $stszEntriesDataOffset, 4)); 0888 $stszEntriesDataOffset += 4; 0889 } 0890 } 0891 } 0892 break; 0893 0894 0895 case 'stco': // Sample Table Chunk Offset atom 0896 if ($ParseAllPossibleAtoms) { 0897 $atom_structure['version'] = getid3_lib::BigEndian2Int(substr($atom_data, 0, 1)); 0898 $atom_structure['flags_raw'] = getid3_lib::BigEndian2Int(substr($atom_data, 1, 3)); // hardcoded: 0x0000 0899 $atom_structure['number_entries'] = getid3_lib::BigEndian2Int(substr($atom_data, 4, 4)); 0900 $stcoEntriesDataOffset = 8; 0901 for ($i = 0; $i < $atom_structure['number_entries']; $i++) { 0902 $atom_structure['chunk_offset_table'][$i] = getid3_lib::BigEndian2Int(substr($atom_data, $stcoEntriesDataOffset, 4)); 0903 $stcoEntriesDataOffset += 4; 0904 } 0905 } 0906 break; 0907 0908 0909 case 'co64': // Chunk Offset 64-bit (version of "stco" that supports > 2GB files) 0910 if ($ParseAllPossibleAtoms) { 0911 $atom_structure['version'] = getid3_lib::BigEndian2Int(substr($atom_data, 0, 1)); 0912 $atom_structure['flags_raw'] = getid3_lib::BigEndian2Int(substr($atom_data, 1, 3)); // hardcoded: 0x0000 0913 $atom_structure['number_entries'] = getid3_lib::BigEndian2Int(substr($atom_data, 4, 4)); 0914 $stcoEntriesDataOffset = 8; 0915 for ($i = 0; $i < $atom_structure['number_entries']; $i++) { 0916 $atom_structure['chunk_offset_table'][$i] = getid3_lib::BigEndian2Int(substr($atom_data, $stcoEntriesDataOffset, 8)); 0917 $stcoEntriesDataOffset += 8; 0918 } 0919 } 0920 break; 0921 0922 0923 case 'dref': // Data REFerence atom 0924 $atom_structure['version'] = getid3_lib::BigEndian2Int(substr($atom_data, 0, 1)); 0925 $atom_structure['flags_raw'] = getid3_lib::BigEndian2Int(substr($atom_data, 1, 3)); // hardcoded: 0x0000 0926 $atom_structure['number_entries'] = getid3_lib::BigEndian2Int(substr($atom_data, 4, 4)); 0927 $drefDataOffset = 8; 0928 for ($i = 0; $i < $atom_structure['number_entries']; $i++) { 0929 $atom_structure['data_references'][$i]['size'] = getid3_lib::BigEndian2Int(substr($atom_data, $drefDataOffset, 4)); 0930 $drefDataOffset += 4; 0931 $atom_structure['data_references'][$i]['type'] = substr($atom_data, $drefDataOffset, 4); 0932 $drefDataOffset += 4; 0933 $atom_structure['data_references'][$i]['version'] = getid3_lib::BigEndian2Int(substr($atom_data, $drefDataOffset, 1)); 0934 $drefDataOffset += 1; 0935 $atom_structure['data_references'][$i]['flags_raw'] = getid3_lib::BigEndian2Int(substr($atom_data, $drefDataOffset, 3)); // hardcoded: 0x0000 0936 $drefDataOffset += 3; 0937 $atom_structure['data_references'][$i]['data'] = substr($atom_data, $drefDataOffset, ($atom_structure['data_references'][$i]['size'] - 4 - 4 - 1 - 3)); 0938 $drefDataOffset += ($atom_structure['data_references'][$i]['size'] - 4 - 4 - 1 - 3); 0939 0940 $atom_structure['data_references'][$i]['flags']['self_reference'] = (bool) ($atom_structure['data_references'][$i]['flags_raw'] & 0x001); 0941 } 0942 break; 0943 0944 0945 case 'gmin': // base Media INformation atom 0946 $atom_structure['version'] = getid3_lib::BigEndian2Int(substr($atom_data, 0, 1)); 0947 $atom_structure['flags_raw'] = getid3_lib::BigEndian2Int(substr($atom_data, 1, 3)); // hardcoded: 0x0000 0948 $atom_structure['graphics_mode'] = getid3_lib::BigEndian2Int(substr($atom_data, 4, 2)); 0949 $atom_structure['opcolor_red'] = getid3_lib::BigEndian2Int(substr($atom_data, 6, 2)); 0950 $atom_structure['opcolor_green'] = getid3_lib::BigEndian2Int(substr($atom_data, 8, 2)); 0951 $atom_structure['opcolor_blue'] = getid3_lib::BigEndian2Int(substr($atom_data, 10, 2)); 0952 $atom_structure['balance'] = getid3_lib::BigEndian2Int(substr($atom_data, 12, 2)); 0953 $atom_structure['reserved'] = getid3_lib::BigEndian2Int(substr($atom_data, 14, 2)); 0954 break; 0955 0956 0957 case 'smhd': // Sound Media information HeaDer atom 0958 $atom_structure['version'] = getid3_lib::BigEndian2Int(substr($atom_data, 0, 1)); 0959 $atom_structure['flags_raw'] = getid3_lib::BigEndian2Int(substr($atom_data, 1, 3)); // hardcoded: 0x0000 0960 $atom_structure['balance'] = getid3_lib::BigEndian2Int(substr($atom_data, 4, 2)); 0961 $atom_structure['reserved'] = getid3_lib::BigEndian2Int(substr($atom_data, 6, 2)); 0962 break; 0963 0964 0965 case 'vmhd': // Video Media information HeaDer atom 0966 $atom_structure['version'] = getid3_lib::BigEndian2Int(substr($atom_data, 0, 1)); 0967 $atom_structure['flags_raw'] = getid3_lib::BigEndian2Int(substr($atom_data, 1, 3)); 0968 $atom_structure['graphics_mode'] = getid3_lib::BigEndian2Int(substr($atom_data, 4, 2)); 0969 $atom_structure['opcolor_red'] = getid3_lib::BigEndian2Int(substr($atom_data, 6, 2)); 0970 $atom_structure['opcolor_green'] = getid3_lib::BigEndian2Int(substr($atom_data, 8, 2)); 0971 $atom_structure['opcolor_blue'] = getid3_lib::BigEndian2Int(substr($atom_data, 10, 2)); 0972 0973 $atom_structure['flags']['no_lean_ahead'] = (bool) ($atom_structure['flags_raw'] & 0x001); 0974 break; 0975 0976 0977 case 'hdlr': // HanDLeR reference atom 0978 $atom_structure['version'] = getid3_lib::BigEndian2Int(substr($atom_data, 0, 1)); 0979 $atom_structure['flags_raw'] = getid3_lib::BigEndian2Int(substr($atom_data, 1, 3)); // hardcoded: 0x0000 0980 $atom_structure['component_type'] = substr($atom_data, 4, 4); 0981 $atom_structure['component_subtype'] = substr($atom_data, 8, 4); 0982 $atom_structure['component_manufacturer'] = substr($atom_data, 12, 4); 0983 $atom_structure['component_flags_raw'] = getid3_lib::BigEndian2Int(substr($atom_data, 16, 4)); 0984 $atom_structure['component_flags_mask'] = getid3_lib::BigEndian2Int(substr($atom_data, 20, 4)); 0985 $atom_structure['component_name'] = $this->Pascal2String(substr($atom_data, 24)); 0986 0987 if (($atom_structure['component_subtype'] == 'STpn') && ($atom_structure['component_manufacturer'] == 'zzzz')) { 0988 $info['video']['dataformat'] = 'quicktimevr'; 0989 } 0990 break; 0991 0992 0993 case 'mdhd': // MeDia HeaDer atom 0994 $atom_structure['version'] = getid3_lib::BigEndian2Int(substr($atom_data, 0, 1)); 0995 $atom_structure['flags_raw'] = getid3_lib::BigEndian2Int(substr($atom_data, 1, 3)); // hardcoded: 0x0000 0996 $atom_structure['creation_time'] = getid3_lib::BigEndian2Int(substr($atom_data, 4, 4)); 0997 $atom_structure['modify_time'] = getid3_lib::BigEndian2Int(substr($atom_data, 8, 4)); 0998 $atom_structure['time_scale'] = getid3_lib::BigEndian2Int(substr($atom_data, 12, 4)); 0999 $atom_structure['duration'] = getid3_lib::BigEndian2Int(substr($atom_data, 16, 4)); 1000 $atom_structure['language_id'] = getid3_lib::BigEndian2Int(substr($atom_data, 20, 2)); 1001 $atom_structure['quality'] = getid3_lib::BigEndian2Int(substr($atom_data, 22, 2)); 1002 1003 if ($atom_structure['time_scale'] == 0) { 1004 $info['error'][] = 'Corrupt Quicktime file: mdhd.time_scale == zero'; 1005 return false; 1006 } 1007 $info['quicktime']['time_scale'] = (isset($info['quicktime']['time_scale']) ? max($info['quicktime']['time_scale'], $atom_structure['time_scale']) : $atom_structure['time_scale']); 1008 1009 $atom_structure['creation_time_unix'] = getid3_lib::DateMac2Unix($atom_structure['creation_time']); 1010 $atom_structure['modify_time_unix'] = getid3_lib::DateMac2Unix($atom_structure['modify_time']); 1011 $atom_structure['playtime_seconds'] = $atom_structure['duration'] / $atom_structure['time_scale']; 1012 $atom_structure['language'] = $this->QuicktimeLanguageLookup($atom_structure['language_id']); 1013 if (empty($info['comments']['language']) || (!in_array($atom_structure['language'], $info['comments']['language']))) { 1014 $info['comments']['language'][] = $atom_structure['language']; 1015 } 1016 break; 1017 1018 1019 case 'pnot': // Preview atom 1020 $atom_structure['modification_date'] = getid3_lib::BigEndian2Int(substr($atom_data, 0, 4)); // "standard Macintosh format" 1021 $atom_structure['version_number'] = getid3_lib::BigEndian2Int(substr($atom_data, 4, 2)); // hardcoded: 0x00 1022 $atom_structure['atom_type'] = substr($atom_data, 6, 4); // usually: 'PICT' 1023 $atom_structure['atom_index'] = getid3_lib::BigEndian2Int(substr($atom_data, 10, 2)); // usually: 0x01 1024 1025 $atom_structure['modification_date_unix'] = getid3_lib::DateMac2Unix($atom_structure['modification_date']); 1026 break; 1027 1028 1029 case 'crgn': // Clipping ReGioN atom 1030 $atom_structure['region_size'] = getid3_lib::BigEndian2Int(substr($atom_data, 0, 2)); // The Region size, Region boundary box, 1031 $atom_structure['boundary_box'] = getid3_lib::BigEndian2Int(substr($atom_data, 2, 8)); // and Clipping region data fields 1032 $atom_structure['clipping_data'] = substr($atom_data, 10); // constitute a QuickDraw region. 1033 break; 1034 1035 1036 case 'load': // track LOAD settings atom 1037 $atom_structure['preload_start_time'] = getid3_lib::BigEndian2Int(substr($atom_data, 0, 4)); 1038 $atom_structure['preload_duration'] = getid3_lib::BigEndian2Int(substr($atom_data, 4, 4)); 1039 $atom_structure['preload_flags_raw'] = getid3_lib::BigEndian2Int(substr($atom_data, 8, 4)); 1040 $atom_structure['default_hints_raw'] = getid3_lib::BigEndian2Int(substr($atom_data, 12, 4)); 1041 1042 $atom_structure['default_hints']['double_buffer'] = (bool) ($atom_structure['default_hints_raw'] & 0x0020); 1043 $atom_structure['default_hints']['high_quality'] = (bool) ($atom_structure['default_hints_raw'] & 0x0100); 1044 break; 1045 1046 1047 case 'tmcd': // TiMe CoDe atom 1048 case 'chap': // CHAPter list atom 1049 case 'sync': // SYNChronization atom 1050 case 'scpt': // tranSCriPT atom 1051 case 'ssrc': // non-primary SouRCe atom 1052 for ($i = 0; $i < strlen($atom_data); $i += 4) { 1053 @$atom_structure['track_id'][] = getid3_lib::BigEndian2Int(substr($atom_data, $i, 4)); 1054 } 1055 break; 1056 1057 1058 case 'elst': // Edit LiST atom 1059 $atom_structure['version'] = getid3_lib::BigEndian2Int(substr($atom_data, 0, 1)); 1060 $atom_structure['flags_raw'] = getid3_lib::BigEndian2Int(substr($atom_data, 1, 3)); // hardcoded: 0x0000 1061 $atom_structure['number_entries'] = getid3_lib::BigEndian2Int(substr($atom_data, 4, 4)); 1062 for ($i = 0; $i < $atom_structure['number_entries']; $i++ ) { 1063 $atom_structure['edit_list'][$i]['track_duration'] = getid3_lib::BigEndian2Int(substr($atom_data, 8 + ($i * 12) + 0, 4)); 1064 $atom_structure['edit_list'][$i]['media_time'] = getid3_lib::BigEndian2Int(substr($atom_data, 8 + ($i * 12) + 4, 4)); 1065 $atom_structure['edit_list'][$i]['media_rate'] = getid3_lib::FixedPoint16_16(substr($atom_data, 8 + ($i * 12) + 8, 4)); 1066 } 1067 break; 1068 1069 1070 case 'kmat': // compressed MATte atom 1071 $atom_structure['version'] = getid3_lib::BigEndian2Int(substr($atom_data, 0, 1)); 1072 $atom_structure['flags_raw'] = getid3_lib::BigEndian2Int(substr($atom_data, 1, 3)); // hardcoded: 0x0000 1073 $atom_structure['matte_data_raw'] = substr($atom_data, 4); 1074 break; 1075 1076 1077 case 'ctab': // Color TABle atom 1078 $atom_structure['color_table_seed'] = getid3_lib::BigEndian2Int(substr($atom_data, 0, 4)); // hardcoded: 0x00000000 1079 $atom_structure['color_table_flags'] = getid3_lib::BigEndian2Int(substr($atom_data, 4, 2)); // hardcoded: 0x8000 1080 $atom_structure['color_table_size'] = getid3_lib::BigEndian2Int(substr($atom_data, 6, 2)) + 1; 1081 for ($colortableentry = 0; $colortableentry < $atom_structure['color_table_size']; $colortableentry++) { 1082 $atom_structure['color_table'][$colortableentry]['alpha'] = getid3_lib::BigEndian2Int(substr($atom_data, 8 + ($colortableentry * 8) + 0, 2)); 1083 $atom_structure['color_table'][$colortableentry]['red'] = getid3_lib::BigEndian2Int(substr($atom_data, 8 + ($colortableentry * 8) + 2, 2)); 1084 $atom_structure['color_table'][$colortableentry]['green'] = getid3_lib::BigEndian2Int(substr($atom_data, 8 + ($colortableentry * 8) + 4, 2)); 1085 $atom_structure['color_table'][$colortableentry]['blue'] = getid3_lib::BigEndian2Int(substr($atom_data, 8 + ($colortableentry * 8) + 6, 2)); 1086 } 1087 break; 1088 1089 1090 case 'mvhd': // MoVie HeaDer atom 1091 $atom_structure['version'] = getid3_lib::BigEndian2Int(substr($atom_data, 0, 1)); 1092 $atom_structure['flags_raw'] = getid3_lib::BigEndian2Int(substr($atom_data, 1, 3)); 1093 $atom_structure['creation_time'] = getid3_lib::BigEndian2Int(substr($atom_data, 4, 4)); 1094 $atom_structure['modify_time'] = getid3_lib::BigEndian2Int(substr($atom_data, 8, 4)); 1095 $atom_structure['time_scale'] = getid3_lib::BigEndian2Int(substr($atom_data, 12, 4)); 1096 $atom_structure['duration'] = getid3_lib::BigEndian2Int(substr($atom_data, 16, 4)); 1097 $atom_structure['preferred_rate'] = getid3_lib::FixedPoint16_16(substr($atom_data, 20, 4)); 1098 $atom_structure['preferred_volume'] = getid3_lib::FixedPoint8_8(substr($atom_data, 24, 2)); 1099 $atom_structure['reserved'] = substr($atom_data, 26, 10); 1100 $atom_structure['matrix_a'] = getid3_lib::FixedPoint16_16(substr($atom_data, 36, 4)); 1101 $atom_structure['matrix_b'] = getid3_lib::FixedPoint16_16(substr($atom_data, 40, 4)); 1102 $atom_structure['matrix_u'] = getid3_lib::FixedPoint2_30(substr($atom_data, 44, 4)); 1103 $atom_structure['matrix_c'] = getid3_lib::FixedPoint16_16(substr($atom_data, 48, 4)); 1104 $atom_structure['matrix_d'] = getid3_lib::FixedPoint16_16(substr($atom_data, 52, 4)); 1105 $atom_structure['matrix_v'] = getid3_lib::FixedPoint2_30(substr($atom_data, 56, 4)); 1106 $atom_structure['matrix_x'] = getid3_lib::FixedPoint16_16(substr($atom_data, 60, 4)); 1107 $atom_structure['matrix_y'] = getid3_lib::FixedPoint16_16(substr($atom_data, 64, 4)); 1108 $atom_structure['matrix_w'] = getid3_lib::FixedPoint2_30(substr($atom_data, 68, 4)); 1109 $atom_structure['preview_time'] = getid3_lib::BigEndian2Int(substr($atom_data, 72, 4)); 1110 $atom_structure['preview_duration'] = getid3_lib::BigEndian2Int(substr($atom_data, 76, 4)); 1111 $atom_structure['poster_time'] = getid3_lib::BigEndian2Int(substr($atom_data, 80, 4)); 1112 $atom_structure['selection_time'] = getid3_lib::BigEndian2Int(substr($atom_data, 84, 4)); 1113 $atom_structure['selection_duration'] = getid3_lib::BigEndian2Int(substr($atom_data, 88, 4)); 1114 $atom_structure['current_time'] = getid3_lib::BigEndian2Int(substr($atom_data, 92, 4)); 1115 $atom_structure['next_track_id'] = getid3_lib::BigEndian2Int(substr($atom_data, 96, 4)); 1116 1117 if ($atom_structure['time_scale'] == 0) { 1118 $info['error'][] = 'Corrupt Quicktime file: mvhd.time_scale == zero'; 1119 return false; 1120 } 1121 $atom_structure['creation_time_unix'] = getid3_lib::DateMac2Unix($atom_structure['creation_time']); 1122 $atom_structure['modify_time_unix'] = getid3_lib::DateMac2Unix($atom_structure['modify_time']); 1123 $info['quicktime']['time_scale'] = (isset($info['quicktime']['time_scale']) ? max($info['quicktime']['time_scale'], $atom_structure['time_scale']) : $atom_structure['time_scale']); 1124 $info['quicktime']['display_scale'] = $atom_structure['matrix_a']; 1125 $info['playtime_seconds'] = $atom_structure['duration'] / $atom_structure['time_scale']; 1126 break; 1127 1128 1129 case 'tkhd': // TracK HeaDer atom 1130 $atom_structure['version'] = getid3_lib::BigEndian2Int(substr($atom_data, 0, 1)); 1131 $atom_structure['flags_raw'] = getid3_lib::BigEndian2Int(substr($atom_data, 1, 3)); 1132 $atom_structure['creation_time'] = getid3_lib::BigEndian2Int(substr($atom_data, 4, 4)); 1133 $atom_structure['modify_time'] = getid3_lib::BigEndian2Int(substr($atom_data, 8, 4)); 1134 $atom_structure['trackid'] = getid3_lib::BigEndian2Int(substr($atom_data, 12, 4)); 1135 $atom_structure['reserved1'] = getid3_lib::BigEndian2Int(substr($atom_data, 16, 4)); 1136 $atom_structure['duration'] = getid3_lib::BigEndian2Int(substr($atom_data, 20, 4)); 1137 $atom_structure['reserved2'] = getid3_lib::BigEndian2Int(substr($atom_data, 24, 8)); 1138 $atom_structure['layer'] = getid3_lib::BigEndian2Int(substr($atom_data, 32, 2)); 1139 $atom_structure['alternate_group'] = getid3_lib::BigEndian2Int(substr($atom_data, 34, 2)); 1140 $atom_structure['volume'] = getid3_lib::FixedPoint8_8(substr($atom_data, 36, 2)); 1141 $atom_structure['reserved3'] = getid3_lib::BigEndian2Int(substr($atom_data, 38, 2)); 1142 // http://developer.apple.com/library/mac/#documentation/QuickTime/RM/MovieBasics/MTEditing/K-Chapter/11MatrixFunctions.html 1143 // http://developer.apple.com/library/mac/#documentation/QuickTime/qtff/QTFFChap4/qtff4.html#//apple_ref/doc/uid/TP40000939-CH206-18737 1144 $atom_structure['matrix_a'] = getid3_lib::FixedPoint16_16(substr($atom_data, 40, 4)); 1145 $atom_structure['matrix_b'] = getid3_lib::FixedPoint16_16(substr($atom_data, 44, 4)); 1146 $atom_structure['matrix_u'] = getid3_lib::FixedPoint2_30(substr($atom_data, 48, 4)); 1147 $atom_structure['matrix_c'] = getid3_lib::FixedPoint16_16(substr($atom_data, 52, 4)); 1148 $atom_structure['matrix_d'] = getid3_lib::FixedPoint16_16(substr($atom_data, 56, 4)); 1149 $atom_structure['matrix_v'] = getid3_lib::FixedPoint2_30(substr($atom_data, 60, 4)); 1150 $atom_structure['matrix_x'] = getid3_lib::FixedPoint16_16(substr($atom_data, 64, 4)); 1151 $atom_structure['matrix_y'] = getid3_lib::FixedPoint16_16(substr($atom_data, 68, 4)); 1152 $atom_structure['matrix_w'] = getid3_lib::FixedPoint2_30(substr($atom_data, 72, 4)); 1153 $atom_structure['width'] = getid3_lib::FixedPoint16_16(substr($atom_data, 76, 4)); 1154 $atom_structure['height'] = getid3_lib::FixedPoint16_16(substr($atom_data, 80, 4)); 1155 $atom_structure['flags']['enabled'] = (bool) ($atom_structure['flags_raw'] & 0x0001); 1156 $atom_structure['flags']['in_movie'] = (bool) ($atom_structure['flags_raw'] & 0x0002); 1157 $atom_structure['flags']['in_preview'] = (bool) ($atom_structure['flags_raw'] & 0x0004); 1158 $atom_structure['flags']['in_poster'] = (bool) ($atom_structure['flags_raw'] & 0x0008); 1159 $atom_structure['creation_time_unix'] = getid3_lib::DateMac2Unix($atom_structure['creation_time']); 1160 $atom_structure['modify_time_unix'] = getid3_lib::DateMac2Unix($atom_structure['modify_time']); 1161 1162 if ($atom_structure['flags']['enabled'] == 1) { 1163 if (!isset($info['video']['resolution_x']) || !isset($info['video']['resolution_y'])) { 1164 $info['video']['resolution_x'] = $atom_structure['width']; 1165 $info['video']['resolution_y'] = $atom_structure['height']; 1166 } 1167 $info['video']['resolution_x'] = max($info['video']['resolution_x'], $atom_structure['width']); 1168 $info['video']['resolution_y'] = max($info['video']['resolution_y'], $atom_structure['height']); 1169 $info['quicktime']['video']['resolution_x'] = $info['video']['resolution_x']; 1170 $info['quicktime']['video']['resolution_y'] = $info['video']['resolution_y']; 1171 } else { 1172 // see: http://www.getid3.org/phpBB3/viewtopic.php?t=1295 1173 //if (isset($info['video']['resolution_x'])) { unset($info['video']['resolution_x']); } 1174 //if (isset($info['video']['resolution_y'])) { unset($info['video']['resolution_y']); } 1175 //if (isset($info['quicktime']['video'])) { unset($info['quicktime']['video']); } 1176 } 1177 break; 1178 1179 1180 case 'iods': // Initial Object DeScriptor atom 1181 // http://www.koders.com/c/fid1FAB3E762903DC482D8A246D4A4BF9F28E049594.aspx?s=windows.h 1182 // http://libquicktime.sourcearchive.com/documentation/1.0.2plus-pdebian/iods_8c-source.html 1183 $offset = 0; 1184 $atom_structure['version'] = getid3_lib::BigEndian2Int(substr($atom_data, $offset, 1)); 1185 $offset += 1; 1186 $atom_structure['flags_raw'] = getid3_lib::BigEndian2Int(substr($atom_data, $offset, 3)); 1187 $offset += 3; 1188 $atom_structure['mp4_iod_tag'] = getid3_lib::BigEndian2Int(substr($atom_data, $offset, 1)); 1189 $offset += 1; 1190 $atom_structure['length'] = $this->quicktime_read_mp4_descr_length($atom_data, $offset); 1191 //$offset already adjusted by quicktime_read_mp4_descr_length() 1192 $atom_structure['object_descriptor_id'] = getid3_lib::BigEndian2Int(substr($atom_data, $offset, 2)); 1193 $offset += 2; 1194 $atom_structure['od_profile_level'] = getid3_lib::BigEndian2Int(substr($atom_data, $offset, 1)); 1195 $offset += 1; 1196 $atom_structure['scene_profile_level'] = getid3_lib::BigEndian2Int(substr($atom_data, $offset, 1)); 1197 $offset += 1; 1198 $atom_structure['audio_profile_id'] = getid3_lib::BigEndian2Int(substr($atom_data, $offset, 1)); 1199 $offset += 1; 1200 $atom_structure['video_profile_id'] = getid3_lib::BigEndian2Int(substr($atom_data, $offset, 1)); 1201 $offset += 1; 1202 $atom_structure['graphics_profile_level'] = getid3_lib::BigEndian2Int(substr($atom_data, $offset, 1)); 1203 $offset += 1; 1204 1205 $atom_structure['num_iods_tracks'] = ($atom_structure['length'] - 7) / 6; // 6 bytes would only be right if all tracks use 1-byte length fields 1206 for ($i = 0; $i < $atom_structure['num_iods_tracks']; $i++) { 1207 $atom_structure['track'][$i]['ES_ID_IncTag'] = getid3_lib::BigEndian2Int(substr($atom_data, $offset, 1)); 1208 $offset += 1; 1209 $atom_structure['track'][$i]['length'] = $this->quicktime_read_mp4_descr_length($atom_data, $offset); 1210 //$offset already adjusted by quicktime_read_mp4_descr_length() 1211 $atom_structure['track'][$i]['track_id'] = getid3_lib::BigEndian2Int(substr($atom_data, $offset, 4)); 1212 $offset += 4; 1213 } 1214 1215 $atom_structure['audio_profile_name'] = $this->QuicktimeIODSaudioProfileName($atom_structure['audio_profile_id']); 1216 $atom_structure['video_profile_name'] = $this->QuicktimeIODSvideoProfileName($atom_structure['video_profile_id']); 1217 break; 1218 1219 case 'ftyp': // FileTYPe (?) atom (for MP4 it seems) 1220 $atom_structure['signature'] = substr($atom_data, 0, 4); 1221 $atom_structure['unknown_1'] = getid3_lib::BigEndian2Int(substr($atom_data, 4, 4)); 1222 $atom_structure['fourcc'] = substr($atom_data, 8, 4); 1223 break; 1224 1225 case 'mdat': // Media DATa atom 1226 // 'mdat' contains the actual data for the audio/video, possibly also subtitles 1227 1228 /* due to lack of known documentation, this is a kludge implementation. If you know of documentation on how mdat is properly structed, please send it to info@getid3.org */ 1229 1230 // first, skip any 'wide' padding, and second 'mdat' header (with specified size of zero?) 1231 $mdat_offset = 0; 1232 while (true) { 1233 if (substr($atom_data, $mdat_offset, 8) == "\x00\x00\x00\x08".'wide') { 1234 $mdat_offset += 8; 1235 } elseif (substr($atom_data, $mdat_offset, 8) == "\x00\x00\x00\x00".'mdat') { 1236 $mdat_offset += 8; 1237 } else { 1238 break; 1239 } 1240 } 1241 1242 // check to see if it looks like chapter titles, in the form of unterminated strings with a leading 16-bit size field 1243 while (($chapter_string_length = getid3_lib::BigEndian2Int(substr($atom_data, $mdat_offset, 2))) 1244 && ($chapter_string_length < 1000) 1245 && ($chapter_string_length <= (strlen($atom_data) - $mdat_offset - 2)) 1246 && preg_match('#^[\x20-\xFF]+$#', substr($atom_data, $mdat_offset + 2, $chapter_string_length), $chapter_matches)) { 1247 $mdat_offset += (2 + $chapter_string_length); 1248 @$info['quicktime']['comments']['chapters'][] = $chapter_matches[0]; 1249 } 1250 1251 1252 1253 if (($atomsize > 8) && (!isset($info['avdataend_tmp']) || ($info['quicktime'][$atomname]['size'] > ($info['avdataend_tmp'] - $info['avdataoffset'])))) { 1254 1255 $info['avdataoffset'] = $atom_structure['offset'] + 8; // $info['quicktime'][$atomname]['offset'] + 8; 1256 $OldAVDataEnd = $info['avdataend']; 1257 $info['avdataend'] = $atom_structure['offset'] + $atom_structure['size']; // $info['quicktime'][$atomname]['offset'] + $info['quicktime'][$atomname]['size']; 1258 1259 $getid3_temp = new getID3(); 1260 $getid3_temp->openfile($this->getid3->filename); 1261 $getid3_temp->info['avdataoffset'] = $info['avdataoffset']; 1262 $getid3_temp->info['avdataend'] = $info['avdataend']; 1263 $getid3_mp3 = new getid3_mp3($getid3_temp); 1264 if ($getid3_mp3->MPEGaudioHeaderValid($getid3_mp3->MPEGaudioHeaderDecode($this->fread(4)))) { 1265 $getid3_mp3->getOnlyMPEGaudioInfo($getid3_temp->info['avdataoffset'], false); 1266 if (!empty($getid3_temp->info['warning'])) { 1267 foreach ($getid3_temp->info['warning'] as $value) { 1268 $info['warning'][] = $value; 1269 } 1270 } 1271 if (!empty($getid3_temp->info['mpeg'])) { 1272 $info['mpeg'] = $getid3_temp->info['mpeg']; 1273 if (isset($info['mpeg']['audio'])) { 1274 $info['audio']['dataformat'] = 'mp3'; 1275 $info['audio']['codec'] = (!empty($info['mpeg']['audio']['encoder']) ? $info['mpeg']['audio']['encoder'] : (!empty($info['mpeg']['audio']['codec']) ? $info['mpeg']['audio']['codec'] : (!empty($info['mpeg']['audio']['LAME']) ? 'LAME' :'mp3'))); 1276 $info['audio']['sample_rate'] = $info['mpeg']['audio']['sample_rate']; 1277 $info['audio']['channels'] = $info['mpeg']['audio']['channels']; 1278 $info['audio']['bitrate'] = $info['mpeg']['audio']['bitrate']; 1279 $info['audio']['bitrate_mode'] = strtolower($info['mpeg']['audio']['bitrate_mode']); 1280 $info['bitrate'] = $info['audio']['bitrate']; 1281 } 1282 } 1283 } 1284 unset($getid3_mp3, $getid3_temp); 1285 $info['avdataend'] = $OldAVDataEnd; 1286 unset($OldAVDataEnd); 1287 1288 } 1289 1290 unset($mdat_offset, $chapter_string_length, $chapter_matches); 1291 break; 1292 1293 case 'free': // FREE space atom 1294 case 'skip': // SKIP atom 1295 case 'wide': // 64-bit expansion placeholder atom 1296 // 'free', 'skip' and 'wide' are just padding, contains no useful data at all 1297 1298 // When writing QuickTime files, it is sometimes necessary to update an atom's size. 1299 // It is impossible to update a 32-bit atom to a 64-bit atom since the 32-bit atom 1300 // is only 8 bytes in size, and the 64-bit atom requires 16 bytes. Therefore, QuickTime 1301 // puts an 8-byte placeholder atom before any atoms it may have to update the size of. 1302 // In this way, if the atom needs to be converted from a 32-bit to a 64-bit atom, the 1303 // placeholder atom can be overwritten to obtain the necessary 8 extra bytes. 1304 // The placeholder atom has a type of kWideAtomPlaceholderType ( 'wide' ). 1305 break; 1306 1307 1308 case 'nsav': // NoSAVe atom 1309 // http://developer.apple.com/technotes/tn/tn2038.html 1310 $atom_structure['data'] = getid3_lib::BigEndian2Int(substr($atom_data, 0, 4)); 1311 break; 1312 1313 case 'ctyp': // Controller TYPe atom (seen on QTVR) 1314 // http://homepages.slingshot.co.nz/~helmboy/quicktime/formats/qtm-layout.txt 1315 // some controller names are: 1316 // 0x00 + 'std' for linear movie 1317 // 'none' for no controls 1318 $atom_structure['ctyp'] = substr($atom_data, 0, 4); 1319 $info['quicktime']['controller'] = $atom_structure['ctyp']; 1320 switch ($atom_structure['ctyp']) { 1321 case 'qtvr': 1322 $info['video']['dataformat'] = 'quicktimevr'; 1323 break; 1324 } 1325 break; 1326 1327 case 'pano': // PANOrama track (seen on QTVR) 1328 $atom_structure['pano'] = getid3_lib::BigEndian2Int(substr($atom_data, 0, 4)); 1329 break; 1330 1331 case 'hint': // HINT track 1332 case 'hinf': // 1333 case 'hinv': // 1334 case 'hnti': // 1335 $info['quicktime']['hinting'] = true; 1336 break; 1337 1338 case 'imgt': // IMaGe Track reference (kQTVRImageTrackRefType) (seen on QTVR) 1339 for ($i = 0; $i < ($atom_structure['size'] - 8); $i += 4) { 1340 $atom_structure['imgt'][] = getid3_lib::BigEndian2Int(substr($atom_data, $i, 4)); 1341 } 1342 break; 1343 1344 1345 // Observed-but-not-handled atom types are just listed here to prevent warnings being generated 1346 case 'FXTC': // Something to do with Adobe After Effects (?) 1347 case 'PrmA': 1348 case 'code': 1349 case 'FIEL': // this is NOT "fiel" (Field Ordering) as describe here: http://developer.apple.com/documentation/QuickTime/QTFF/QTFFChap3/chapter_4_section_2.html 1350 case 'tapt': // TrackApertureModeDimensionsAID - http://developer.apple.com/documentation/QuickTime/Reference/QT7-1_Update_Reference/Constants/Constants.html 1351 // tapt seems to be used to compute the video size [http://www.getid3.org/phpBB3/viewtopic.php?t=838] 1352 // * http://lists.apple.com/archives/quicktime-api/2006/Aug/msg00014.html 1353 // * http://handbrake.fr/irclogs/handbrake-dev/handbrake-dev20080128_pg2.html 1354 case 'ctts':// STCompositionOffsetAID - http://developer.apple.com/documentation/QuickTime/Reference/QTRef_Constants/Reference/reference.html 1355 case 'cslg':// STCompositionShiftLeastGreatestAID - http://developer.apple.com/documentation/QuickTime/Reference/QTRef_Constants/Reference/reference.html 1356 case 'sdtp':// STSampleDependencyAID - http://developer.apple.com/documentation/QuickTime/Reference/QTRef_Constants/Reference/reference.html 1357 case 'stps':// STPartialSyncSampleAID - http://developer.apple.com/documentation/QuickTime/Reference/QTRef_Constants/Reference/reference.html 1358 //$atom_structure['data'] = $atom_data; 1359 break; 1360 1361 case "\xA9".'xyz': // GPS latitude+longitude+altitude 1362 $atom_structure['data'] = $atom_data; 1363 if (preg_match('#([\\+\\-][0-9\\.]+)([\\+\\-][0-9\\.]+)([\\+\\-][0-9\\.]+)?/$#i', $atom_data, $matches)) { 1364 @list($all, $latitude, $longitude, $altitude) = $matches; 1365 $info['quicktime']['comments']['gps_latitude'][] = floatval($latitude); 1366 $info['quicktime']['comments']['gps_longitude'][] = floatval($longitude); 1367 if (!empty($altitude)) { 1368 $info['quicktime']['comments']['gps_altitude'][] = floatval($altitude); 1369 } 1370 } else { 1371 $info['warning'][] = 'QuickTime atom "©xyz" data does not match expected data pattern at offset '.$baseoffset.'. Please report as getID3() bug.'; 1372 } 1373 break; 1374 1375 case 'NCDT': 1376 // http://www.sno.phy.queensu.ca/~phil/exiftool/TagNames/Nikon.html 1377 // Nikon-specific QuickTime tags found in the NCDT atom of MOV videos from some Nikon cameras such as the Coolpix S8000 and D5100 1378 $atom_structure['subatoms'] = $this->QuicktimeParseContainerAtom($atom_data, $baseoffset + 4, $atomHierarchy, $ParseAllPossibleAtoms); 1379 break; 1380 case 'NCTH': // Nikon Camera THumbnail image 1381 case 'NCVW': // Nikon Camera preVieW image 1382 // http://www.sno.phy.queensu.ca/~phil/exiftool/TagNames/Nikon.html 1383 if (preg_match('/^\xFF\xD8\xFF/', $atom_data)) { 1384 $atom_structure['data'] = $atom_data; 1385 $atom_structure['image_mime'] = 'image/jpeg'; 1386 $atom_structure['description'] = (($atomname == 'NCTH') ? 'Nikon Camera Thumbnail Image' : (($atomname == 'NCVW') ? 'Nikon Camera Preview Image' : 'Nikon preview image')); 1387 $info['quicktime']['comments']['picture'][] = array('image_mime'=>$atom_structure['image_mime'], 'data'=>$atom_data, 'description'=>$atom_structure['description']); 1388 } 1389 break; 1390 case 'NCTG': // Nikon - http://www.sno.phy.queensu.ca/~phil/exiftool/TagNames/Nikon.html#NCTG 1391 $atom_structure['data'] = $this->QuicktimeParseNikonNCTG($atom_data); 1392 break; 1393 case 'NCHD': // Nikon:MakerNoteVersion - http://www.sno.phy.queensu.ca/~phil/exiftool/TagNames/Nikon.html 1394 case 'NCDB': // Nikon - http://www.sno.phy.queensu.ca/~phil/exiftool/TagNames/Nikon.html 1395 case 'CNCV': // Canon:CompressorVersion - http://www.sno.phy.queensu.ca/~phil/exiftool/TagNames/Canon.html 1396 $atom_structure['data'] = $atom_data; 1397 break; 1398 1399 case "\x00\x00\x00\x00": 1400 case 'meta': // METAdata atom 1401 // some kind of metacontainer, may contain a big data dump such as: 1402 // 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 1403 // http://www.geocities.com/xhelmboyx/quicktime/formats/qti-layout.txt 1404 1405 $atom_structure['version'] = getid3_lib::BigEndian2Int(substr($atom_data, 0, 1)); 1406 $atom_structure['flags_raw'] = getid3_lib::BigEndian2Int(substr($atom_data, 1, 3)); 1407 $atom_structure['subatoms'] = $this->QuicktimeParseContainerAtom(substr($atom_data, 4), $baseoffset + 8, $atomHierarchy, $ParseAllPossibleAtoms); 1408 //$atom_structure['subatoms'] = $this->QuicktimeParseContainerAtom($atom_data, $baseoffset + 8, $atomHierarchy, $ParseAllPossibleAtoms); 1409 break; 1410 1411 case 'data': // metaDATA atom 1412 // seems to be 2 bytes language code (ASCII), 2 bytes unknown (set to 0x10B5 in sample I have), remainder is useful data 1413 $atom_structure['language'] = substr($atom_data, 4 + 0, 2); 1414 $atom_structure['unknown'] = getid3_lib::BigEndian2Int(substr($atom_data, 4 + 2, 2)); 1415 $atom_structure['data'] = substr($atom_data, 4 + 4); 1416 break; 1417 1418 default: 1419 $info['warning'][] = 'Unknown QuickTime atom type: "'.preg_replace('#[^a-zA-Z0-9 _\\-]#', '?', $atomname).'" ('.trim(getid3_lib::PrintHexBytes($atomname)).') at offset '.$baseoffset; 1420 $atom_structure['data'] = $atom_data; 1421 break; 1422 } 1423 array_pop($atomHierarchy); 1424 return $atom_structure; 1425 } 1426 1427 public function QuicktimeParseContainerAtom($atom_data, $baseoffset, &$atomHierarchy, $ParseAllPossibleAtoms) { 1428 //echo 'QuicktimeParseContainerAtom('.substr($atom_data, 4, 4).') @ '.$baseoffset.'<br><br>'; 1429 $atom_structure = false; 1430 $subatomoffset = 0; 1431 $subatomcounter = 0; 1432 if ((strlen($atom_data) == 4) && (getid3_lib::BigEndian2Int($atom_data) == 0x00000000)) { 1433 return false; 1434 } 1435 while ($subatomoffset < strlen($atom_data)) { 1436 $subatomsize = getid3_lib::BigEndian2Int(substr($atom_data, $subatomoffset + 0, 4)); 1437 $subatomname = substr($atom_data, $subatomoffset + 4, 4); 1438 $subatomdata = substr($atom_data, $subatomoffset + 8, $subatomsize - 8); 1439 if ($subatomsize == 0) { 1440 // Furthermore, for historical reasons the list of atoms is optionally 1441 // terminated by a 32-bit integer set to 0. If you are writing a program 1442 // to read user data atoms, you should allow for the terminating 0. 1443 return $atom_structure; 1444 } 1445 1446 $atom_structure[$subatomcounter] = $this->QuicktimeParseAtom($subatomname, $subatomsize, $subatomdata, $baseoffset + $subatomoffset, $atomHierarchy, $ParseAllPossibleAtoms); 1447 1448 $subatomoffset += $subatomsize; 1449 $subatomcounter++; 1450 } 1451 return $atom_structure; 1452 } 1453 1454 1455 public function quicktime_read_mp4_descr_length($data, &$offset) { 1456 // http://libquicktime.sourcearchive.com/documentation/2:1.0.2plus-pdebian-2build1/esds_8c-source.html 1457 $num_bytes = 0; 1458 $length = 0; 1459 do { 1460 $b = ord(substr($data, $offset++, 1)); 1461 $length = ($length << 7) | ($b & 0x7F); 1462 } while (($b & 0x80) && ($num_bytes++ < 4)); 1463 return $length; 1464 } 1465 1466 1467 public function QuicktimeLanguageLookup($languageid) { 1468 // http://developer.apple.com/library/mac/#documentation/QuickTime/QTFF/QTFFChap4/qtff4.html#//apple_ref/doc/uid/TP40000939-CH206-34353 1469 static $QuicktimeLanguageLookup = array(); 1470 if (empty($QuicktimeLanguageLookup)) { 1471 $QuicktimeLanguageLookup[0] = 'English'; 1472 $QuicktimeLanguageLookup[1] = 'French'; 1473 $QuicktimeLanguageLookup[2] = 'German'; 1474 $QuicktimeLanguageLookup[3] = 'Italian'; 1475 $QuicktimeLanguageLookup[4] = 'Dutch'; 1476 $QuicktimeLanguageLookup[5] = 'Swedish'; 1477 $QuicktimeLanguageLookup[6] = 'Spanish'; 1478 $QuicktimeLanguageLookup[7] = 'Danish'; 1479 $QuicktimeLanguageLookup[8] = 'Portuguese'; 1480 $QuicktimeLanguageLookup[9] = 'Norwegian'; 1481 $QuicktimeLanguageLookup[10] = 'Hebrew'; 1482 $QuicktimeLanguageLookup[11] = 'Japanese'; 1483 $QuicktimeLanguageLookup[12] = 'Arabic'; 1484 $QuicktimeLanguageLookup[13] = 'Finnish'; 1485 $QuicktimeLanguageLookup[14] = 'Greek'; 1486 $QuicktimeLanguageLookup[15] = 'Icelandic'; 1487 $QuicktimeLanguageLookup[16] = 'Maltese'; 1488 $QuicktimeLanguageLookup[17] = 'Turkish'; 1489 $QuicktimeLanguageLookup[18] = 'Croatian'; 1490 $QuicktimeLanguageLookup[19] = 'Chinese (Traditional)'; 1491 $QuicktimeLanguageLookup[20] = 'Urdu'; 1492 $QuicktimeLanguageLookup[21] = 'Hindi'; 1493 $QuicktimeLanguageLookup[22] = 'Thai'; 1494 $QuicktimeLanguageLookup[23] = 'Korean'; 1495 $QuicktimeLanguageLookup[24] = 'Lithuanian'; 1496 $QuicktimeLanguageLookup[25] = 'Polish'; 1497 $QuicktimeLanguageLookup[26] = 'Hungarian'; 1498 $QuicktimeLanguageLookup[27] = 'Estonian'; 1499 $QuicktimeLanguageLookup[28] = 'Lettish'; 1500 $QuicktimeLanguageLookup[28] = 'Latvian'; 1501 $QuicktimeLanguageLookup[29] = 'Saamisk'; 1502 $QuicktimeLanguageLookup[29] = 'Lappish'; 1503 $QuicktimeLanguageLookup[30] = 'Faeroese'; 1504 $QuicktimeLanguageLookup[31] = 'Farsi'; 1505 $QuicktimeLanguageLookup[31] = 'Persian'; 1506 $QuicktimeLanguageLookup[32] = 'Russian'; 1507 $QuicktimeLanguageLookup[33] = 'Chinese (Simplified)'; 1508 $QuicktimeLanguageLookup[34] = 'Flemish'; 1509 $QuicktimeLanguageLookup[35] = 'Irish'; 1510 $QuicktimeLanguageLookup[36] = 'Albanian'; 1511 $QuicktimeLanguageLookup[37] = 'Romanian'; 1512 $QuicktimeLanguageLookup[38] = 'Czech'; 1513 $QuicktimeLanguageLookup[39] = 'Slovak'; 1514 $QuicktimeLanguageLookup[40] = 'Slovenian'; 1515 $QuicktimeLanguageLookup[41] = 'Yiddish'; 1516 $QuicktimeLanguageLookup[42] = 'Serbian'; 1517 $QuicktimeLanguageLookup[43] = 'Macedonian'; 1518 $QuicktimeLanguageLookup[44] = 'Bulgarian'; 1519 $QuicktimeLanguageLookup[45] = 'Ukrainian'; 1520 $QuicktimeLanguageLookup[46] = 'Byelorussian'; 1521 $QuicktimeLanguageLookup[47] = 'Uzbek'; 1522 $QuicktimeLanguageLookup[48] = 'Kazakh'; 1523 $QuicktimeLanguageLookup[49] = 'Azerbaijani'; 1524 $QuicktimeLanguageLookup[50] = 'AzerbaijanAr'; 1525 $QuicktimeLanguageLookup[51] = 'Armenian'; 1526 $QuicktimeLanguageLookup[52] = 'Georgian'; 1527 $QuicktimeLanguageLookup[53] = 'Moldavian'; 1528 $QuicktimeLanguageLookup[54] = 'Kirghiz'; 1529 $QuicktimeLanguageLookup[55] = 'Tajiki'; 1530 $QuicktimeLanguageLookup[56] = 'Turkmen'; 1531 $QuicktimeLanguageLookup[57] = 'Mongolian'; 1532 $QuicktimeLanguageLookup[58] = 'MongolianCyr'; 1533 $QuicktimeLanguageLookup[59] = 'Pashto'; 1534 $QuicktimeLanguageLookup[60] = 'Kurdish'; 1535 $QuicktimeLanguageLookup[61] = 'Kashmiri'; 1536 $QuicktimeLanguageLookup[62] = 'Sindhi'; 1537 $QuicktimeLanguageLookup[63] = 'Tibetan'; 1538 $QuicktimeLanguageLookup[64] = 'Nepali'; 1539 $QuicktimeLanguageLookup[65] = 'Sanskrit'; 1540 $QuicktimeLanguageLookup[66] = 'Marathi'; 1541 $QuicktimeLanguageLookup[67] = 'Bengali'; 1542 $QuicktimeLanguageLookup[68] = 'Assamese'; 1543 $QuicktimeLanguageLookup[69] = 'Gujarati'; 1544 $QuicktimeLanguageLookup[70] = 'Punjabi'; 1545 $QuicktimeLanguageLookup[71] = 'Oriya'; 1546 $QuicktimeLanguageLookup[72] = 'Malayalam'; 1547 $QuicktimeLanguageLookup[73] = 'Kannada'; 1548 $QuicktimeLanguageLookup[74] = 'Tamil'; 1549 $QuicktimeLanguageLookup[75] = 'Telugu'; 1550 $QuicktimeLanguageLookup[76] = 'Sinhalese'; 1551 $QuicktimeLanguageLookup[77] = 'Burmese'; 1552 $QuicktimeLanguageLookup[78] = 'Khmer'; 1553 $QuicktimeLanguageLookup[79] = 'Lao'; 1554 $QuicktimeLanguageLookup[80] = 'Vietnamese'; 1555 $QuicktimeLanguageLookup[81] = 'Indonesian'; 1556 $QuicktimeLanguageLookup[82] = 'Tagalog'; 1557 $QuicktimeLanguageLookup[83] = 'MalayRoman'; 1558 $QuicktimeLanguageLookup[84] = 'MalayArabic'; 1559 $QuicktimeLanguageLookup[85] = 'Amharic'; 1560 $QuicktimeLanguageLookup[86] = 'Tigrinya'; 1561 $QuicktimeLanguageLookup[87] = 'Galla'; 1562 $QuicktimeLanguageLookup[87] = 'Oromo'; 1563 $QuicktimeLanguageLookup[88] = 'Somali'; 1564 $QuicktimeLanguageLookup[89] = 'Swahili'; 1565 $QuicktimeLanguageLookup[90] = 'Ruanda'; 1566 $QuicktimeLanguageLookup[91] = 'Rundi'; 1567 $QuicktimeLanguageLookup[92] = 'Chewa'; 1568 $QuicktimeLanguageLookup[93] = 'Malagasy'; 1569 $QuicktimeLanguageLookup[94] = 'Esperanto'; 1570 $QuicktimeLanguageLookup[128] = 'Welsh'; 1571 $QuicktimeLanguageLookup[129] = 'Basque'; 1572 $QuicktimeLanguageLookup[130] = 'Catalan'; 1573 $QuicktimeLanguageLookup[131] = 'Latin'; 1574 $QuicktimeLanguageLookup[132] = 'Quechua'; 1575 $QuicktimeLanguageLookup[133] = 'Guarani'; 1576 $QuicktimeLanguageLookup[134] = 'Aymara'; 1577 $QuicktimeLanguageLookup[135] = 'Tatar'; 1578 $QuicktimeLanguageLookup[136] = 'Uighur'; 1579 $QuicktimeLanguageLookup[137] = 'Dzongkha'; 1580 $QuicktimeLanguageLookup[138] = 'JavaneseRom'; 1581 $QuicktimeLanguageLookup[32767] = 'Unspecified'; 1582 } 1583 if (($languageid > 138) && ($languageid < 32767)) { 1584 /* 1585 ISO Language Codes - http://www.loc.gov/standards/iso639-2/php/code_list.php 1586 Because the language codes specified by ISO 639-2/T are three characters long, they must be packed to fit into a 16-bit field. 1587 The packing algorithm must map each of the three characters, which are always lowercase, into a 5-bit integer and then concatenate 1588 these integers into the least significant 15 bits of a 16-bit integer, leaving the 16-bit integer's most significant bit set to zero. 1589 1590 One algorithm for performing this packing is to treat each ISO character as a 16-bit integer. Subtract 0x60 from the first character 1591 and multiply by 2^10 (0x400), subtract 0x60 from the second character and multiply by 2^5 (0x20), subtract 0x60 from the third character, 1592 and add the three 16-bit values. This will result in a single 16-bit value with the three codes correctly packed into the 15 least 1593 significant bits and the most significant bit set to zero. 1594 */ 1595 $iso_language_id = ''; 1596 $iso_language_id .= chr((($languageid & 0x7C00) >> 10) + 0x60); 1597 $iso_language_id .= chr((($languageid & 0x03E0) >> 5) + 0x60); 1598 $iso_language_id .= chr((($languageid & 0x001F) >> 0) + 0x60); 1599 $QuicktimeLanguageLookup[$languageid] = getid3_id3v2::LanguageLookup($iso_language_id); 1600 } 1601 return (isset($QuicktimeLanguageLookup[$languageid]) ? $QuicktimeLanguageLookup[$languageid] : 'invalid'); 1602 } 1603 1604 public function QuicktimeVideoCodecLookup($codecid) { 1605 static $QuicktimeVideoCodecLookup = array(); 1606 if (empty($QuicktimeVideoCodecLookup)) { 1607 $QuicktimeVideoCodecLookup['.SGI'] = 'SGI'; 1608 $QuicktimeVideoCodecLookup['3IV1'] = '3ivx MPEG-4 v1'; 1609 $QuicktimeVideoCodecLookup['3IV2'] = '3ivx MPEG-4 v2'; 1610 $QuicktimeVideoCodecLookup['3IVX'] = '3ivx MPEG-4'; 1611 $QuicktimeVideoCodecLookup['8BPS'] = 'Planar RGB'; 1612 $QuicktimeVideoCodecLookup['avc1'] = 'H.264/MPEG-4 AVC'; 1613 $QuicktimeVideoCodecLookup['avr '] = 'AVR-JPEG'; 1614 $QuicktimeVideoCodecLookup['b16g'] = '16Gray'; 1615 $QuicktimeVideoCodecLookup['b32a'] = '32AlphaGray'; 1616 $QuicktimeVideoCodecLookup['b48r'] = '48RGB'; 1617 $QuicktimeVideoCodecLookup['b64a'] = '64ARGB'; 1618 $QuicktimeVideoCodecLookup['base'] = 'Base'; 1619 $QuicktimeVideoCodecLookup['clou'] = 'Cloud'; 1620 $QuicktimeVideoCodecLookup['cmyk'] = 'CMYK'; 1621 $QuicktimeVideoCodecLookup['cvid'] = 'Cinepak'; 1622 $QuicktimeVideoCodecLookup['dmb1'] = 'OpenDML JPEG'; 1623 $QuicktimeVideoCodecLookup['dvc '] = 'DVC-NTSC'; 1624 $QuicktimeVideoCodecLookup['dvcp'] = 'DVC-PAL'; 1625 $QuicktimeVideoCodecLookup['dvpn'] = 'DVCPro-NTSC'; 1626 $QuicktimeVideoCodecLookup['dvpp'] = 'DVCPro-PAL'; 1627 $QuicktimeVideoCodecLookup['fire'] = 'Fire'; 1628 $QuicktimeVideoCodecLookup['flic'] = 'FLC'; 1629 $QuicktimeVideoCodecLookup['gif '] = 'GIF'; 1630 $QuicktimeVideoCodecLookup['h261'] = 'H261'; 1631 $QuicktimeVideoCodecLookup['h263'] = 'H263'; 1632 $QuicktimeVideoCodecLookup['IV41'] = 'Indeo4'; 1633 $QuicktimeVideoCodecLookup['jpeg'] = 'JPEG'; 1634 $QuicktimeVideoCodecLookup['kpcd'] = 'PhotoCD'; 1635 $QuicktimeVideoCodecLookup['mjpa'] = 'Motion JPEG-A'; 1636 $QuicktimeVideoCodecLookup['mjpb'] = 'Motion JPEG-B'; 1637 $QuicktimeVideoCodecLookup['msvc'] = 'Microsoft Video1'; 1638 $QuicktimeVideoCodecLookup['myuv'] = 'MPEG YUV420'; 1639 $QuicktimeVideoCodecLookup['path'] = 'Vector'; 1640 $QuicktimeVideoCodecLookup['png '] = 'PNG'; 1641 $QuicktimeVideoCodecLookup['PNTG'] = 'MacPaint'; 1642 $QuicktimeVideoCodecLookup['qdgx'] = 'QuickDrawGX'; 1643 $QuicktimeVideoCodecLookup['qdrw'] = 'QuickDraw'; 1644 $QuicktimeVideoCodecLookup['raw '] = 'RAW'; 1645 $QuicktimeVideoCodecLookup['ripl'] = 'WaterRipple'; 1646 $QuicktimeVideoCodecLookup['rpza'] = 'Video'; 1647 $QuicktimeVideoCodecLookup['smc '] = 'Graphics'; 1648 $QuicktimeVideoCodecLookup['SVQ1'] = 'Sorenson Video 1'; 1649 $QuicktimeVideoCodecLookup['SVQ1'] = 'Sorenson Video 3'; 1650 $QuicktimeVideoCodecLookup['syv9'] = 'Sorenson YUV9'; 1651 $QuicktimeVideoCodecLookup['tga '] = 'Targa'; 1652 $QuicktimeVideoCodecLookup['tiff'] = 'TIFF'; 1653 $QuicktimeVideoCodecLookup['WRAW'] = 'Windows RAW'; 1654 $QuicktimeVideoCodecLookup['WRLE'] = 'BMP'; 1655 $QuicktimeVideoCodecLookup['y420'] = 'YUV420'; 1656 $QuicktimeVideoCodecLookup['yuv2'] = 'ComponentVideo'; 1657 $QuicktimeVideoCodecLookup['yuvs'] = 'ComponentVideoUnsigned'; 1658 $QuicktimeVideoCodecLookup['yuvu'] = 'ComponentVideoSigned'; 1659 } 1660 return (isset($QuicktimeVideoCodecLookup[$codecid]) ? $QuicktimeVideoCodecLookup[$codecid] : ''); 1661 } 1662 1663 public function QuicktimeAudioCodecLookup($codecid) { 1664 static $QuicktimeAudioCodecLookup = array(); 1665 if (empty($QuicktimeAudioCodecLookup)) { 1666 $QuicktimeAudioCodecLookup['.mp3'] = 'Fraunhofer MPEG Layer-III alias'; 1667 $QuicktimeAudioCodecLookup['aac '] = 'ISO/IEC 14496-3 AAC'; 1668 $QuicktimeAudioCodecLookup['agsm'] = 'Apple GSM 10:1'; 1669 $QuicktimeAudioCodecLookup['alac'] = 'Apple Lossless Audio Codec'; 1670 $QuicktimeAudioCodecLookup['alaw'] = 'A-law 2:1'; 1671 $QuicktimeAudioCodecLookup['conv'] = 'Sample Format'; 1672 $QuicktimeAudioCodecLookup['dvca'] = 'DV'; 1673 $QuicktimeAudioCodecLookup['dvi '] = 'DV 4:1'; 1674 $QuicktimeAudioCodecLookup['eqal'] = 'Frequency Equalizer'; 1675 $QuicktimeAudioCodecLookup['fl32'] = '32-bit Floating Point'; 1676 $QuicktimeAudioCodecLookup['fl64'] = '64-bit Floating Point'; 1677 $QuicktimeAudioCodecLookup['ima4'] = 'Interactive Multimedia Association 4:1'; 1678 $QuicktimeAudioCodecLookup['in24'] = '24-bit Integer'; 1679 $QuicktimeAudioCodecLookup['in32'] = '32-bit Integer'; 1680 $QuicktimeAudioCodecLookup['lpc '] = 'LPC 23:1'; 1681 $QuicktimeAudioCodecLookup['MAC3'] = 'Macintosh Audio Compression/Expansion (MACE) 3:1'; 1682 $QuicktimeAudioCodecLookup['MAC6'] = 'Macintosh Audio Compression/Expansion (MACE) 6:1'; 1683 $QuicktimeAudioCodecLookup['mixb'] = '8-bit Mixer'; 1684 $QuicktimeAudioCodecLookup['mixw'] = '16-bit Mixer'; 1685 $QuicktimeAudioCodecLookup['mp4a'] = 'ISO/IEC 14496-3 AAC'; 1686 $QuicktimeAudioCodecLookup['MS'."\x00\x02"] = 'Microsoft ADPCM'; 1687 $QuicktimeAudioCodecLookup['MS'."\x00\x11"] = 'DV IMA'; 1688 $QuicktimeAudioCodecLookup['MS'."\x00\x55"] = 'Fraunhofer MPEG Layer III'; 1689 $QuicktimeAudioCodecLookup['NONE'] = 'No Encoding'; 1690 $QuicktimeAudioCodecLookup['Qclp'] = 'Qualcomm PureVoice'; 1691 $QuicktimeAudioCodecLookup['QDM2'] = 'QDesign Music 2'; 1692 $QuicktimeAudioCodecLookup['QDMC'] = 'QDesign Music 1'; 1693 $QuicktimeAudioCodecLookup['ratb'] = '8-bit Rate'; 1694 $QuicktimeAudioCodecLookup['ratw'] = '16-bit Rate'; 1695 $QuicktimeAudioCodecLookup['raw '] = 'raw PCM'; 1696 $QuicktimeAudioCodecLookup['sour'] = 'Sound Source'; 1697 $QuicktimeAudioCodecLookup['sowt'] = 'signed/two\'s complement (Little Endian)'; 1698 $QuicktimeAudioCodecLookup['str1'] = 'Iomega MPEG layer II'; 1699 $QuicktimeAudioCodecLookup['str2'] = 'Iomega MPEG *layer II'; 1700 $QuicktimeAudioCodecLookup['str3'] = 'Iomega MPEG **layer II'; 1701 $QuicktimeAudioCodecLookup['str4'] = 'Iomega MPEG ***layer II'; 1702 $QuicktimeAudioCodecLookup['twos'] = 'signed/two\'s complement (Big Endian)'; 1703 $QuicktimeAudioCodecLookup['ulaw'] = 'mu-law 2:1'; 1704 } 1705 return (isset($QuicktimeAudioCodecLookup[$codecid]) ? $QuicktimeAudioCodecLookup[$codecid] : ''); 1706 } 1707 1708 public function QuicktimeDCOMLookup($compressionid) { 1709 static $QuicktimeDCOMLookup = array(); 1710 if (empty($QuicktimeDCOMLookup)) { 1711 $QuicktimeDCOMLookup['zlib'] = 'ZLib Deflate'; 1712 $QuicktimeDCOMLookup['adec'] = 'Apple Compression'; 1713 } 1714 return (isset($QuicktimeDCOMLookup[$compressionid]) ? $QuicktimeDCOMLookup[$compressionid] : ''); 1715 } 1716 1717 public function QuicktimeColorNameLookup($colordepthid) { 1718 static $QuicktimeColorNameLookup = array(); 1719 if (empty($QuicktimeColorNameLookup)) { 1720 $QuicktimeColorNameLookup[1] = '2-color (monochrome)'; 1721 $QuicktimeColorNameLookup[2] = '4-color'; 1722 $QuicktimeColorNameLookup[4] = '16-color'; 1723 $QuicktimeColorNameLookup[8] = '256-color'; 1724 $QuicktimeColorNameLookup[16] = 'thousands (16-bit color)'; 1725 $QuicktimeColorNameLookup[24] = 'millions (24-bit color)'; 1726 $QuicktimeColorNameLookup[32] = 'millions+ (32-bit color)'; 1727 $QuicktimeColorNameLookup[33] = 'black & white'; 1728 $QuicktimeColorNameLookup[34] = '4-gray'; 1729 $QuicktimeColorNameLookup[36] = '16-gray'; 1730 $QuicktimeColorNameLookup[40] = '256-gray'; 1731 } 1732 return (isset($QuicktimeColorNameLookup[$colordepthid]) ? $QuicktimeColorNameLookup[$colordepthid] : 'invalid'); 1733 } 1734 1735 public function QuicktimeSTIKLookup($stik) { 1736 static $QuicktimeSTIKLookup = array(); 1737 if (empty($QuicktimeSTIKLookup)) { 1738 $QuicktimeSTIKLookup[0] = 'Movie'; 1739 $QuicktimeSTIKLookup[1] = 'Normal'; 1740 $QuicktimeSTIKLookup[2] = 'Audiobook'; 1741 $QuicktimeSTIKLookup[5] = 'Whacked Bookmark'; 1742 $QuicktimeSTIKLookup[6] = 'Music Video'; 1743 $QuicktimeSTIKLookup[9] = 'Short Film'; 1744 $QuicktimeSTIKLookup[10] = 'TV Show'; 1745 $QuicktimeSTIKLookup[11] = 'Booklet'; 1746 $QuicktimeSTIKLookup[14] = 'Ringtone'; 1747 $QuicktimeSTIKLookup[21] = 'Podcast'; 1748 } 1749 return (isset($QuicktimeSTIKLookup[$stik]) ? $QuicktimeSTIKLookup[$stik] : 'invalid'); 1750 } 1751 1752 public function QuicktimeIODSaudioProfileName($audio_profile_id) { 1753 static $QuicktimeIODSaudioProfileNameLookup = array(); 1754 if (empty($QuicktimeIODSaudioProfileNameLookup)) { 1755 $QuicktimeIODSaudioProfileNameLookup = array( 1756 0x00 => 'ISO Reserved (0x00)', 1757 0x01 => 'Main Audio Profile @ Level 1', 1758 0x02 => 'Main Audio Profile @ Level 2', 1759 0x03 => 'Main Audio Profile @ Level 3', 1760 0x04 => 'Main Audio Profile @ Level 4', 1761 0x05 => 'Scalable Audio Profile @ Level 1', 1762 0x06 => 'Scalable Audio Profile @ Level 2', 1763 0x07 => 'Scalable Audio Profile @ Level 3', 1764 0x08 => 'Scalable Audio Profile @ Level 4', 1765 0x09 => 'Speech Audio Profile @ Level 1', 1766 0x0A => 'Speech Audio Profile @ Level 2', 1767 0x0B => 'Synthetic Audio Profile @ Level 1', 1768 0x0C => 'Synthetic Audio Profile @ Level 2', 1769 0x0D => 'Synthetic Audio Profile @ Level 3', 1770 0x0E => 'High Quality Audio Profile @ Level 1', 1771 0x0F => 'High Quality Audio Profile @ Level 2', 1772 0x10 => 'High Quality Audio Profile @ Level 3', 1773 0x11 => 'High Quality Audio Profile @ Level 4', 1774 0x12 => 'High Quality Audio Profile @ Level 5', 1775 0x13 => 'High Quality Audio Profile @ Level 6', 1776 0x14 => 'High Quality Audio Profile @ Level 7', 1777 0x15 => 'High Quality Audio Profile @ Level 8', 1778 0x16 => 'Low Delay Audio Profile @ Level 1', 1779 0x17 => 'Low Delay Audio Profile @ Level 2', 1780 0x18 => 'Low Delay Audio Profile @ Level 3', 1781 0x19 => 'Low Delay Audio Profile @ Level 4', 1782 0x1A => 'Low Delay Audio Profile @ Level 5', 1783 0x1B => 'Low Delay Audio Profile @ Level 6', 1784 0x1C => 'Low Delay Audio Profile @ Level 7', 1785 0x1D => 'Low Delay Audio Profile @ Level 8', 1786 0x1E => 'Natural Audio Profile @ Level 1', 1787 0x1F => 'Natural Audio Profile @ Level 2', 1788 0x20 => 'Natural Audio Profile @ Level 3', 1789 0x21 => 'Natural Audio Profile @ Level 4', 1790 0x22 => 'Mobile Audio Internetworking Profile @ Level 1', 1791 0x23 => 'Mobile Audio Internetworking Profile @ Level 2', 1792 0x24 => 'Mobile Audio Internetworking Profile @ Level 3', 1793 0x25 => 'Mobile Audio Internetworking Profile @ Level 4', 1794 0x26 => 'Mobile Audio Internetworking Profile @ Level 5', 1795 0x27 => 'Mobile Audio Internetworking Profile @ Level 6', 1796 0x28 => 'AAC Profile @ Level 1', 1797 0x29 => 'AAC Profile @ Level 2', 1798 0x2A => 'AAC Profile @ Level 4', 1799 0x2B => 'AAC Profile @ Level 5', 1800 0x2C => 'High Efficiency AAC Profile @ Level 2', 1801 0x2D => 'High Efficiency AAC Profile @ Level 3', 1802 0x2E => 'High Efficiency AAC Profile @ Level 4', 1803 0x2F => 'High Efficiency AAC Profile @ Level 5', 1804 0xFE => 'Not part of MPEG-4 audio profiles', 1805 0xFF => 'No audio capability required', 1806 ); 1807 } 1808 return (isset($QuicktimeIODSaudioProfileNameLookup[$audio_profile_id]) ? $QuicktimeIODSaudioProfileNameLookup[$audio_profile_id] : 'ISO Reserved / User Private'); 1809 } 1810 1811 1812 public function QuicktimeIODSvideoProfileName($video_profile_id) { 1813 static $QuicktimeIODSvideoProfileNameLookup = array(); 1814 if (empty($QuicktimeIODSvideoProfileNameLookup)) { 1815 $QuicktimeIODSvideoProfileNameLookup = array( 1816 0x00 => 'Reserved (0x00) Profile', 1817 0x01 => 'Simple Profile @ Level 1', 1818 0x02 => 'Simple Profile @ Level 2', 1819 0x03 => 'Simple Profile @ Level 3', 1820 0x08 => 'Simple Profile @ Level 0', 1821 0x10 => 'Simple Scalable Profile @ Level 0', 1822 0x11 => 'Simple Scalable Profile @ Level 1', 1823 0x12 => 'Simple Scalable Profile @ Level 2', 1824 0x15 => 'AVC/H264 Profile', 1825 0x21 => 'Core Profile @ Level 1', 1826 0x22 => 'Core Profile @ Level 2', 1827 0x32 => 'Main Profile @ Level 2', 1828 0x33 => 'Main Profile @ Level 3', 1829 0x34 => 'Main Profile @ Level 4', 1830 0x42 => 'N-bit Profile @ Level 2', 1831 0x51 => 'Scalable Texture Profile @ Level 1', 1832 0x61 => 'Simple Face Animation Profile @ Level 1', 1833 0x62 => 'Simple Face Animation Profile @ Level 2', 1834 0x63 => 'Simple FBA Profile @ Level 1', 1835 0x64 => 'Simple FBA Profile @ Level 2', 1836 0x71 => 'Basic Animated Texture Profile @ Level 1', 1837 0x72 => 'Basic Animated Texture Profile @ Level 2', 1838 0x81 => 'Hybrid Profile @ Level 1', 1839 0x82 => 'Hybrid Profile @ Level 2', 1840 0x91 => 'Advanced Real Time Simple Profile @ Level 1', 1841 0x92 => 'Advanced Real Time Simple Profile @ Level 2', 1842 0x93 => 'Advanced Real Time Simple Profile @ Level 3', 1843 0x94 => 'Advanced Real Time Simple Profile @ Level 4', 1844 0xA1 => 'Core Scalable Profile @ Level1', 1845 0xA2 => 'Core Scalable Profile @ Level2', 1846 0xA3 => 'Core Scalable Profile @ Level3', 1847 0xB1 => 'Advanced Coding Efficiency Profile @ Level 1', 1848 0xB2 => 'Advanced Coding Efficiency Profile @ Level 2', 1849 0xB3 => 'Advanced Coding Efficiency Profile @ Level 3', 1850 0xB4 => 'Advanced Coding Efficiency Profile @ Level 4', 1851 0xC1 => 'Advanced Core Profile @ Level 1', 1852 0xC2 => 'Advanced Core Profile @ Level 2', 1853 0xD1 => 'Advanced Scalable Texture @ Level1', 1854 0xD2 => 'Advanced Scalable Texture @ Level2', 1855 0xE1 => 'Simple Studio Profile @ Level 1', 1856 0xE2 => 'Simple Studio Profile @ Level 2', 1857 0xE3 => 'Simple Studio Profile @ Level 3', 1858 0xE4 => 'Simple Studio Profile @ Level 4', 1859 0xE5 => 'Core Studio Profile @ Level 1', 1860 0xE6 => 'Core Studio Profile @ Level 2', 1861 0xE7 => 'Core Studio Profile @ Level 3', 1862 0xE8 => 'Core Studio Profile @ Level 4', 1863 0xF0 => 'Advanced Simple Profile @ Level 0', 1864 0xF1 => 'Advanced Simple Profile @ Level 1', 1865 0xF2 => 'Advanced Simple Profile @ Level 2', 1866 0xF3 => 'Advanced Simple Profile @ Level 3', 1867 0xF4 => 'Advanced Simple Profile @ Level 4', 1868 0xF5 => 'Advanced Simple Profile @ Level 5', 1869 0xF7 => 'Advanced Simple Profile @ Level 3b', 1870 0xF8 => 'Fine Granularity Scalable Profile @ Level 0', 1871 0xF9 => 'Fine Granularity Scalable Profile @ Level 1', 1872 0xFA => 'Fine Granularity Scalable Profile @ Level 2', 1873 0xFB => 'Fine Granularity Scalable Profile @ Level 3', 1874 0xFC => 'Fine Granularity Scalable Profile @ Level 4', 1875 0xFD => 'Fine Granularity Scalable Profile @ Level 5', 1876 0xFE => 'Not part of MPEG-4 Visual profiles', 1877 0xFF => 'No visual capability required', 1878 ); 1879 } 1880 return (isset($QuicktimeIODSvideoProfileNameLookup[$video_profile_id]) ? $QuicktimeIODSvideoProfileNameLookup[$video_profile_id] : 'ISO Reserved Profile'); 1881 } 1882 1883 1884 public function QuicktimeContentRatingLookup($rtng) { 1885 static $QuicktimeContentRatingLookup = array(); 1886 if (empty($QuicktimeContentRatingLookup)) { 1887 $QuicktimeContentRatingLookup[0] = 'None'; 1888 $QuicktimeContentRatingLookup[2] = 'Clean'; 1889 $QuicktimeContentRatingLookup[4] = 'Explicit'; 1890 } 1891 return (isset($QuicktimeContentRatingLookup[$rtng]) ? $QuicktimeContentRatingLookup[$rtng] : 'invalid'); 1892 } 1893 1894 public function QuicktimeStoreAccountTypeLookup($akid) { 1895 static $QuicktimeStoreAccountTypeLookup = array(); 1896 if (empty($QuicktimeStoreAccountTypeLookup)) { 1897 $QuicktimeStoreAccountTypeLookup[0] = 'iTunes'; 1898 $QuicktimeStoreAccountTypeLookup[1] = 'AOL'; 1899 } 1900 return (isset($QuicktimeStoreAccountTypeLookup[$akid]) ? $QuicktimeStoreAccountTypeLookup[$akid] : 'invalid'); 1901 } 1902 1903 public function QuicktimeStoreFrontCodeLookup($sfid) { 1904 static $QuicktimeStoreFrontCodeLookup = array(); 1905 if (empty($QuicktimeStoreFrontCodeLookup)) { 1906 $QuicktimeStoreFrontCodeLookup[143460] = 'Australia'; 1907 $QuicktimeStoreFrontCodeLookup[143445] = 'Austria'; 1908 $QuicktimeStoreFrontCodeLookup[143446] = 'Belgium'; 1909 $QuicktimeStoreFrontCodeLookup[143455] = 'Canada'; 1910 $QuicktimeStoreFrontCodeLookup[143458] = 'Denmark'; 1911 $QuicktimeStoreFrontCodeLookup[143447] = 'Finland'; 1912 $QuicktimeStoreFrontCodeLookup[143442] = 'France'; 1913 $QuicktimeStoreFrontCodeLookup[143443] = 'Germany'; 1914 $QuicktimeStoreFrontCodeLookup[143448] = 'Greece'; 1915 $QuicktimeStoreFrontCodeLookup[143449] = 'Ireland'; 1916 $QuicktimeStoreFrontCodeLookup[143450] = 'Italy'; 1917 $QuicktimeStoreFrontCodeLookup[143462] = 'Japan'; 1918 $QuicktimeStoreFrontCodeLookup[143451] = 'Luxembourg'; 1919 $QuicktimeStoreFrontCodeLookup[143452] = 'Netherlands'; 1920 $QuicktimeStoreFrontCodeLookup[143461] = 'New Zealand'; 1921 $QuicktimeStoreFrontCodeLookup[143457] = 'Norway'; 1922 $QuicktimeStoreFrontCodeLookup[143453] = 'Portugal'; 1923 $QuicktimeStoreFrontCodeLookup[143454] = 'Spain'; 1924 $QuicktimeStoreFrontCodeLookup[143456] = 'Sweden'; 1925 $QuicktimeStoreFrontCodeLookup[143459] = 'Switzerland'; 1926 $QuicktimeStoreFrontCodeLookup[143444] = 'United Kingdom'; 1927 $QuicktimeStoreFrontCodeLookup[143441] = 'United States'; 1928 } 1929 return (isset($QuicktimeStoreFrontCodeLookup[$sfid]) ? $QuicktimeStoreFrontCodeLookup[$sfid] : 'invalid'); 1930 } 1931 1932 public function QuicktimeParseNikonNCTG($atom_data) { 1933 // http://www.sno.phy.queensu.ca/~phil/exiftool/TagNames/Nikon.html#NCTG 1934 // Nikon-specific QuickTime tags found in the NCDT atom of MOV videos from some Nikon cameras such as the Coolpix S8000 and D5100 1935 // Data is stored as records of: 1936 // * 4 bytes record type 1937 // * 2 bytes size of data field type: 1938 // 0x0001 = flag (size field *= 1-byte) 1939 // 0x0002 = char (size field *= 1-byte) 1940 // 0x0003 = DWORD+ (size field *= 2-byte), values are stored CDAB 1941 // 0x0004 = QWORD+ (size field *= 4-byte), values are stored EFGHABCD 1942 // 0x0005 = float (size field *= 8-byte), values are stored aaaabbbb where value is aaaa/bbbb; possibly multiple sets of values appended together 1943 // 0x0007 = bytes (size field *= 1-byte), values are stored as ?????? 1944 // 0x0008 = ????? (size field *= 2-byte), values are stored as ?????? 1945 // * 2 bytes data size field 1946 // * ? bytes data (string data may be null-padded; datestamp fields are in the format "2011:05:25 20:24:15") 1947 // all integers are stored BigEndian 1948 1949 $NCTGtagName = array( 1950 0x00000001 => 'Make', 1951 0x00000002 => 'Model', 1952 0x00000003 => 'Software', 1953 0x00000011 => 'CreateDate', 1954 0x00000012 => 'DateTimeOriginal', 1955 0x00000013 => 'FrameCount', 1956 0x00000016 => 'FrameRate', 1957 0x00000022 => 'FrameWidth', 1958 0x00000023 => 'FrameHeight', 1959 0x00000032 => 'AudioChannels', 1960 0x00000033 => 'AudioBitsPerSample', 1961 0x00000034 => 'AudioSampleRate', 1962 0x02000001 => 'MakerNoteVersion', 1963 0x02000005 => 'WhiteBalance', 1964 0x0200000b => 'WhiteBalanceFineTune', 1965 0x0200001e => 'ColorSpace', 1966 0x02000023 => 'PictureControlData', 1967 0x02000024 => 'WorldTime', 1968 0x02000032 => 'UnknownInfo', 1969 0x02000083 => 'LensType', 1970 0x02000084 => 'Lens', 1971 ); 1972 1973 $offset = 0; 1974 $datalength = strlen($atom_data); 1975 $parsed = array(); 1976 while ($offset < $datalength) { 1977 //echo getid3_lib::PrintHexBytes(substr($atom_data, $offset, 4)).'<br>'; 1978 $record_type = getid3_lib::BigEndian2Int(substr($atom_data, $offset, 4)); $offset += 4; 1979 $data_size_type = getid3_lib::BigEndian2Int(substr($atom_data, $offset, 2)); $offset += 2; 1980 $data_size = getid3_lib::BigEndian2Int(substr($atom_data, $offset, 2)); $offset += 2; 1981 switch ($data_size_type) { 1982 case 0x0001: // 0x0001 = flag (size field *= 1-byte) 1983 $data = getid3_lib::BigEndian2Int(substr($atom_data, $offset, $data_size * 1)); 1984 $offset += ($data_size * 1); 1985 break; 1986 case 0x0002: // 0x0002 = char (size field *= 1-byte) 1987 $data = substr($atom_data, $offset, $data_size * 1); 1988 $offset += ($data_size * 1); 1989 $data = rtrim($data, "\x00"); 1990 break; 1991 case 0x0003: // 0x0003 = DWORD+ (size field *= 2-byte), values are stored CDAB 1992 $data = ''; 1993 for ($i = $data_size - 1; $i >= 0; $i--) { 1994 $data .= substr($atom_data, $offset + ($i * 2), 2); 1995 } 1996 $data = getid3_lib::BigEndian2Int($data); 1997 $offset += ($data_size * 2); 1998 break; 1999 case 0x0004: // 0x0004 = QWORD+ (size field *= 4-byte), values are stored EFGHABCD 2000 $data = ''; 2001 for ($i = $data_size - 1; $i >= 0; $i--) { 2002 $data .= substr($atom_data, $offset + ($i * 4), 4); 2003 } 2004 $data = getid3_lib::BigEndian2Int($data); 2005 $offset += ($data_size * 4); 2006 break; 2007 case 0x0005: // 0x0005 = float (size field *= 8-byte), values are stored aaaabbbb where value is aaaa/bbbb; possibly multiple sets of values appended together 2008 $data = array(); 2009 for ($i = 0; $i < $data_size; $i++) { 2010 $numerator = getid3_lib::BigEndian2Int(substr($atom_data, $offset + ($i * 8) + 0, 4)); 2011 $denomninator = getid3_lib::BigEndian2Int(substr($atom_data, $offset + ($i * 8) + 4, 4)); 2012 if ($denomninator == 0) { 2013 $data[$i] = false; 2014 } else { 2015 $data[$i] = (double) $numerator / $denomninator; 2016 } 2017 } 2018 $offset += (8 * $data_size); 2019 if (count($data) == 1) { 2020 $data = $data[0]; 2021 } 2022 break; 2023 case 0x0007: // 0x0007 = bytes (size field *= 1-byte), values are stored as ?????? 2024 $data = substr($atom_data, $offset, $data_size * 1); 2025 $offset += ($data_size * 1); 2026 break; 2027 case 0x0008: // 0x0008 = ????? (size field *= 2-byte), values are stored as ?????? 2028 $data = substr($atom_data, $offset, $data_size * 2); 2029 $offset += ($data_size * 2); 2030 break; 2031 default: 2032 echo 'QuicktimeParseNikonNCTG()::unknown $data_size_type: '.$data_size_type.'<br>'; 2033 break 2; 2034 } 2035 2036 switch ($record_type) { 2037 case 0x00000011: // CreateDate 2038 case 0x00000012: // DateTimeOriginal 2039 $data = strtotime($data); 2040 break; 2041 case 0x0200001e: // ColorSpace 2042 switch ($data) { 2043 case 1: 2044 $data = 'sRGB'; 2045 break; 2046 case 2: 2047 $data = 'Adobe RGB'; 2048 break; 2049 } 2050 break; 2051 case 0x02000023: // PictureControlData 2052 $PictureControlAdjust = array(0=>'default', 1=>'quick', 2=>'full'); 2053 $FilterEffect = array(0x80=>'off', 0x81=>'yellow', 0x82=>'orange', 0x83=>'red', 0x84=>'green', 0xff=>'n/a'); 2054 $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'); 2055 $data = array( 2056 'PictureControlVersion' => substr($data, 0, 4), 2057 'PictureControlName' => rtrim(substr($data, 4, 20), "\x00"), 2058 'PictureControlBase' => rtrim(substr($data, 24, 20), "\x00"), 2059 //'?' => substr($data, 44, 4), 2060 'PictureControlAdjust' => $PictureControlAdjust[ord(substr($data, 48, 1))], 2061 'PictureControlQuickAdjust' => ord(substr($data, 49, 1)), 2062 'Sharpness' => ord(substr($data, 50, 1)), 2063 'Contrast' => ord(substr($data, 51, 1)), 2064 'Brightness' => ord(substr($data, 52, 1)), 2065 'Saturation' => ord(substr($data, 53, 1)), 2066 'HueAdjustment' => ord(substr($data, 54, 1)), 2067 'FilterEffect' => $FilterEffect[ord(substr($data, 55, 1))], 2068 'ToningEffect' => $ToningEffect[ord(substr($data, 56, 1))], 2069 'ToningSaturation' => ord(substr($data, 57, 1)), 2070 ); 2071 break; 2072 case 0x02000024: // WorldTime 2073 // http://www.sno.phy.queensu.ca/~phil/exiftool/TagNames/Nikon.html#WorldTime 2074 // timezone is stored as offset from GMT in minutes 2075 $timezone = getid3_lib::BigEndian2Int(substr($data, 0, 2)); 2076 if ($timezone & 0x8000) { 2077 $timezone = 0 - (0x10000 - $timezone); 2078 } 2079 $timezone /= 60; 2080 2081 $dst = (bool) getid3_lib::BigEndian2Int(substr($data, 2, 1)); 2082 switch (getid3_lib::BigEndian2Int(substr($data, 3, 1))) { 2083 case 2: 2084 $datedisplayformat = 'D/M/Y'; break; 2085 case 1: 2086 $datedisplayformat = 'M/D/Y'; break; 2087 case 0: 2088 default: 2089 $datedisplayformat = 'Y/M/D'; break; 2090 } 2091 2092 $data = array('timezone'=>floatval($timezone), 'dst'=>$dst, 'display'=>$datedisplayformat); 2093 break; 2094 case 0x02000083: // LensType 2095 $data = array( 2096 //'_' => $data, 2097 'mf' => (bool) ($data & 0x01), 2098 'd' => (bool) ($data & 0x02), 2099 'g' => (bool) ($data & 0x04), 2100 'vr' => (bool) ($data & 0x08), 2101 ); 2102 break; 2103 } 2104 $tag_name = (isset($NCTGtagName[$record_type]) ? $NCTGtagName[$record_type] : '0x'.str_pad(dechex($record_type), 8, '0', STR_PAD_LEFT)); 2105 $parsed[$tag_name] = $data; 2106 } 2107 return $parsed; 2108 } 2109 2110 2111 public function CopyToAppropriateCommentsSection($keyname, $data, $boxname='') { 2112 static $handyatomtranslatorarray = array(); 2113 if (empty($handyatomtranslatorarray)) { 2114 $handyatomtranslatorarray["\xA9".'cpy'] = 'copyright'; 2115 $handyatomtranslatorarray["\xA9".'day'] = 'creation_date'; // iTunes 4.0 2116 $handyatomtranslatorarray["\xA9".'dir'] = 'director'; 2117 $handyatomtranslatorarray["\xA9".'ed1'] = 'edit1'; 2118 $handyatomtranslatorarray["\xA9".'ed2'] = 'edit2'; 2119 $handyatomtranslatorarray["\xA9".'ed3'] = 'edit3'; 2120 $handyatomtranslatorarray["\xA9".'ed4'] = 'edit4'; 2121 $handyatomtranslatorarray["\xA9".'ed5'] = 'edit5'; 2122 $handyatomtranslatorarray["\xA9".'ed6'] = 'edit6'; 2123 $handyatomtranslatorarray["\xA9".'ed7'] = 'edit7'; 2124 $handyatomtranslatorarray["\xA9".'ed8'] = 'edit8'; 2125 $handyatomtranslatorarray["\xA9".'ed9'] = 'edit9'; 2126 $handyatomtranslatorarray["\xA9".'fmt'] = 'format'; 2127 $handyatomtranslatorarray["\xA9".'inf'] = 'information'; 2128 $handyatomtranslatorarray["\xA9".'prd'] = 'producer'; 2129 $handyatomtranslatorarray["\xA9".'prf'] = 'performers'; 2130 $handyatomtranslatorarray["\xA9".'req'] = 'system_requirements'; 2131 $handyatomtranslatorarray["\xA9".'src'] = 'source_credit'; 2132 $handyatomtranslatorarray["\xA9".'wrt'] = 'writer'; 2133 2134 // http://www.geocities.com/xhelmboyx/quicktime/formats/qtm-layout.txt 2135 $handyatomtranslatorarray["\xA9".'nam'] = 'title'; // iTunes 4.0 2136 $handyatomtranslatorarray["\xA9".'cmt'] = 'comment'; // iTunes 4.0 2137 $handyatomtranslatorarray["\xA9".'wrn'] = 'warning'; 2138 $handyatomtranslatorarray["\xA9".'hst'] = 'host_computer'; 2139 $handyatomtranslatorarray["\xA9".'mak'] = 'make'; 2140 $handyatomtranslatorarray["\xA9".'mod'] = 'model'; 2141 $handyatomtranslatorarray["\xA9".'PRD'] = 'product'; 2142 $handyatomtranslatorarray["\xA9".'swr'] = 'software'; 2143 $handyatomtranslatorarray["\xA9".'aut'] = 'author'; 2144 $handyatomtranslatorarray["\xA9".'ART'] = 'artist'; 2145 $handyatomtranslatorarray["\xA9".'trk'] = 'track'; 2146 $handyatomtranslatorarray["\xA9".'alb'] = 'album'; // iTunes 4.0 2147 $handyatomtranslatorarray["\xA9".'com'] = 'comment'; 2148 $handyatomtranslatorarray["\xA9".'gen'] = 'genre'; // iTunes 4.0 2149 $handyatomtranslatorarray["\xA9".'ope'] = 'composer'; 2150 $handyatomtranslatorarray["\xA9".'url'] = 'url'; 2151 $handyatomtranslatorarray["\xA9".'enc'] = 'encoder'; 2152 2153 // http://atomicparsley.sourceforge.net/mpeg-4files.html 2154 $handyatomtranslatorarray["\xA9".'art'] = 'artist'; // iTunes 4.0 2155 $handyatomtranslatorarray['aART'] = 'album_artist'; 2156 $handyatomtranslatorarray['trkn'] = 'track_number'; // iTunes 4.0 2157 $handyatomtranslatorarray['disk'] = 'disc_number'; // iTunes 4.0 2158 $handyatomtranslatorarray['gnre'] = 'genre'; // iTunes 4.0 2159 $handyatomtranslatorarray["\xA9".'too'] = 'encoder'; // iTunes 4.0 2160 $handyatomtranslatorarray['tmpo'] = 'bpm'; // iTunes 4.0 2161 $handyatomtranslatorarray['cprt'] = 'copyright'; // iTunes 4.0? 2162 $handyatomtranslatorarray['cpil'] = 'compilation'; // iTunes 4.0 2163 $handyatomtranslatorarray['covr'] = 'picture'; // iTunes 4.0 2164 $handyatomtranslatorarray['rtng'] = 'rating'; // iTunes 4.0 2165 $handyatomtranslatorarray["\xA9".'grp'] = 'grouping'; // iTunes 4.2 2166 $handyatomtranslatorarray['stik'] = 'stik'; // iTunes 4.9 2167 $handyatomtranslatorarray['pcst'] = 'podcast'; // iTunes 4.9 2168 $handyatomtranslatorarray['catg'] = 'category'; // iTunes 4.9 2169 $handyatomtranslatorarray['keyw'] = 'keyword'; // iTunes 4.9 2170 $handyatomtranslatorarray['purl'] = 'podcast_url'; // iTunes 4.9 2171 $handyatomtranslatorarray['egid'] = 'episode_guid'; // iTunes 4.9 2172 $handyatomtranslatorarray['desc'] = 'description'; // iTunes 5.0 2173 $handyatomtranslatorarray["\xA9".'lyr'] = 'lyrics'; // iTunes 5.0 2174 $handyatomtranslatorarray['tvnn'] = 'tv_network_name'; // iTunes 6.0 2175 $handyatomtranslatorarray['tvsh'] = 'tv_show_name'; // iTunes 6.0 2176 $handyatomtranslatorarray['tvsn'] = 'tv_season'; // iTunes 6.0 2177 $handyatomtranslatorarray['tves'] = 'tv_episode'; // iTunes 6.0 2178 $handyatomtranslatorarray['purd'] = 'purchase_date'; // iTunes 6.0.2 2179 $handyatomtranslatorarray['pgap'] = 'gapless_playback'; // iTunes 7.0 2180 2181 // http://www.geocities.com/xhelmboyx/quicktime/formats/mp4-layout.txt 2182 2183 2184 2185 // boxnames: 2186 /* 2187 $handyatomtranslatorarray['iTunSMPB'] = 'iTunSMPB'; 2188 $handyatomtranslatorarray['iTunNORM'] = 'iTunNORM'; 2189 $handyatomtranslatorarray['Encoding Params'] = 'Encoding Params'; 2190 $handyatomtranslatorarray['replaygain_track_gain'] = 'replaygain_track_gain'; 2191 $handyatomtranslatorarray['replaygain_track_peak'] = 'replaygain_track_peak'; 2192 $handyatomtranslatorarray['replaygain_track_minmax'] = 'replaygain_track_minmax'; 2193 $handyatomtranslatorarray['MusicIP PUID'] = 'MusicIP PUID'; 2194 $handyatomtranslatorarray['MusicBrainz Artist Id'] = 'MusicBrainz Artist Id'; 2195 $handyatomtranslatorarray['MusicBrainz Album Id'] = 'MusicBrainz Album Id'; 2196 $handyatomtranslatorarray['MusicBrainz Album Artist Id'] = 'MusicBrainz Album Artist Id'; 2197 $handyatomtranslatorarray['MusicBrainz Track Id'] = 'MusicBrainz Track Id'; 2198 $handyatomtranslatorarray['MusicBrainz Disc Id'] = 'MusicBrainz Disc Id'; 2199 2200 // http://age.hobba.nl/audio/tag_frame_reference.html 2201 $handyatomtranslatorarray['PLAY_COUNTER'] = 'play_counter'; // Foobar2000 - http://www.getid3.org/phpBB3/viewtopic.php?t=1355 2202 $handyatomtranslatorarray['MEDIATYPE'] = 'mediatype'; // Foobar2000 - http://www.getid3.org/phpBB3/viewtopic.php?t=1355 2203 */ 2204 } 2205 $info = &$this->getid3->info; 2206 $comment_key = ''; 2207 if ($boxname && ($boxname != $keyname)) { 2208 $comment_key = (isset($handyatomtranslatorarray[$boxname]) ? $handyatomtranslatorarray[$boxname] : $boxname); 2209 } elseif (isset($handyatomtranslatorarray[$keyname])) { 2210 $comment_key = $handyatomtranslatorarray[$keyname]; 2211 } 2212 if ($comment_key) { 2213 if ($comment_key == 'picture') { 2214 if (!is_array($data)) { 2215 $image_mime = ''; 2216 if (preg_match('#^\x89\x50\x4E\x47\x0D\x0A\x1A\x0A#', $data)) { 2217 $image_mime = 'image/png'; 2218 } elseif (preg_match('#^\xFF\xD8\xFF#', $data)) { 2219 $image_mime = 'image/jpeg'; 2220 } elseif (preg_match('#^GIF#', $data)) { 2221 $image_mime = 'image/gif'; 2222 } elseif (preg_match('#^BM#', $data)) { 2223 $image_mime = 'image/bmp'; 2224 } 2225 $data = array('data'=>$data, 'image_mime'=>$image_mime); 2226 } 2227 } 2228 $info['quicktime']['comments'][$comment_key][] = $data; 2229 } 2230 return true; 2231 } 2232 2233 public function NoNullString($nullterminatedstring) { 2234 // remove the single null terminator on null terminated strings 2235 if (substr($nullterminatedstring, strlen($nullterminatedstring) - 1, 1) === "\x00") { 2236 return substr($nullterminatedstring, 0, strlen($nullterminatedstring) - 1); 2237 } 2238 return $nullterminatedstring; 2239 } 2240 2241 public function Pascal2String($pascalstring) { 2242 // Pascal strings have 1 unsigned byte at the beginning saying how many chars (1-255) are in the string 2243 return substr($pascalstring, 1); 2244 } 2245 2246 }