james/fembooru
1
0
Fork 0
Code Issues Pull Requests Projects Releases Wiki Activity
fembooru/lib/getid3/getid3/module.audio-video.quicktime.php
velocity37 c9bacdf56d Handle Video: Flash/HTML5 video player 
Requires getID3() and Jaris FLV Player
2012-10-16 21:42:20 +01:00

2134 lines
106 KiB
PHP
Raw Blame History

This file contains invisible Unicode characters

This file contains invisible Unicode characters that are indistinguishable to humans but may be processed differently by a computer. If you think that this is intentional, you can safely ignore this warning. Use the Escape button to reveal them.

<?php
/////////////////////////////////////////////////////////////////
/// getID3() by James Heinrich <info@getid3.org> //
// available at http://getid3.sourceforge.net //
// or http://www.getid3.org //
/////////////////////////////////////////////////////////////////
// See readme.txt for more details //
/////////////////////////////////////////////////////////////////
// //
// module.audio-video.quicktime.php //
// module for analyzing Quicktime and MP3-in-MP4 files //
// dependencies: module.audio.mp3.php //
// ///
/////////////////////////////////////////////////////////////////
getid3_lib::IncludeDependency(GETID3_INCLUDEPATH.'module.audio.mp3.php', __FILE__, true);
class getid3_quicktime extends getid3_handler
{
var $ReturnAtomData = true;
var $ParseAllPossibleAtoms = false;
function Analyze() {
$info = &$this->getid3->info;
$info['fileformat'] = 'quicktime';
$info['quicktime']['hinting'] = false;
$info['quicktime']['controller'] = 'standard'; // may be overridden if 'ctyp' atom is present
fseek($this->getid3->fp, $info['avdataoffset'], SEEK_SET);
$offset = 0;
$atomcounter = 0;
while ($offset < $info['avdataend']) {
if (!getid3_lib::intValueSupported($offset)) {
$info['error'][] = 'Unable to parse atom at offset '.$offset.' because beyond '.round(PHP_INT_MAX / 1073741824).'GB limit of PHP filesystem functions';
break;
}
fseek($this->getid3->fp, $offset, SEEK_SET);
$AtomHeader = fread($this->getid3->fp, 8);
$atomsize = getid3_lib::BigEndian2Int(substr($AtomHeader, 0, 4));
$atomname = substr($AtomHeader, 4, 4);
// 64-bit MOV patch by jlegateØktnc*com
if ($atomsize == 1) {
$atomsize = getid3_lib::BigEndian2Int(fread($this->getid3->fp, 8));
}
$info['quicktime'][$atomname]['name'] = $atomname;
$info['quicktime'][$atomname]['size'] = $atomsize;
$info['quicktime'][$atomname]['offset'] = $offset;
if (($offset + $atomsize) > $info['avdataend']) {
$info['error'][] = 'Atom at offset '.$offset.' claims to go beyond end-of-file (length: '.$atomsize.' bytes)';
return false;
}
if ($atomsize == 0) {
// Furthermore, for historical reasons the list of atoms is optionally
// terminated by a 32-bit integer set to 0. If you are writing a program
// to read user data atoms, you should allow for the terminating 0.
break;
}
switch ($atomname) {
case 'mdat': // Media DATa atom
// 'mdat' contains the actual data for the audio/video
if (($atomsize > 8) && (!isset($info['avdataend_tmp']) || ($info['quicktime'][$atomname]['size'] > ($info['avdataend_tmp'] - $info['avdataoffset'])))) {
$info['avdataoffset'] = $info['quicktime'][$atomname]['offset'] + 8;
$OldAVDataEnd = $info['avdataend'];
$info['avdataend'] = $info['quicktime'][$atomname]['offset'] + $info['quicktime'][$atomname]['size'];
$getid3_temp = new getID3();
$getid3_temp->openfile($this->getid3->filename);
$getid3_temp->info['avdataoffset'] = $info['avdataoffset'];
$getid3_temp->info['avdataend'] = $info['avdataend'];
$getid3_mp3 = new getid3_mp3($getid3_temp);
if ($getid3_mp3->MPEGaudioHeaderValid($getid3_mp3->MPEGaudioHeaderDecode(fread($this->getid3->fp, 4)))) {
$getid3_mp3->getOnlyMPEGaudioInfo($getid3_temp->info['avdataoffset'], false);
if (!empty($getid3_temp->info['warning'])) {
foreach ($getid3_temp->info['warning'] as $value) {
$info['warning'][] = $value;
}
}
if (!empty($getid3_temp->info['mpeg'])) {
$info['mpeg'] = $getid3_temp->info['mpeg'];
if (isset($info['mpeg']['audio'])) {
$info['audio']['dataformat'] = 'mp3';
$info['audio']['codec'] = (!empty($info['mpeg']['audio']['encoder']) ? $info['mpeg']['audio']['encoder'] : (!empty($info['mpeg']['audio']['codec']) ? $info['mpeg']['audio']['codec'] : (!empty($info['mpeg']['audio']['LAME']) ? 'LAME' :'mp3')));
$info['audio']['sample_rate'] = $info['mpeg']['audio']['sample_rate'];
$info['audio']['channels'] = $info['mpeg']['audio']['channels'];
$info['audio']['bitrate'] = $info['mpeg']['audio']['bitrate'];
$info['audio']['bitrate_mode'] = strtolower($info['mpeg']['audio']['bitrate_mode']);
$info['bitrate'] = $info['audio']['bitrate'];
}
}
}
unset($getid3_mp3, $getid3_temp);
$info['avdataend'] = $OldAVDataEnd;
unset($OldAVDataEnd);
}
break;
case 'free': // FREE space atom
case 'skip': // SKIP atom
case 'wide': // 64-bit expansion placeholder atom
// 'free', 'skip' and 'wide' are just padding, contains no useful data at all
break;
default:
$atomHierarchy = array();
$info['quicktime'][$atomname] = $this->QuicktimeParseAtom($atomname, $atomsize, fread($this->getid3->fp, $atomsize), $offset, $atomHierarchy, $this->ParseAllPossibleAtoms);
break;
}
$offset += $atomsize;
$atomcounter++;
}
if (!empty($info['avdataend_tmp'])) {
// this value is assigned to a temp value and then erased because
// otherwise any atoms beyond the 'mdat' atom would not get parsed
$info['avdataend'] = $info['avdataend_tmp'];
unset($info['avdataend_tmp']);
}
if (!isset($info['bitrate']) && isset($info['playtime_seconds'])) {
$info['bitrate'] = (($info['avdataend'] - $info['avdataoffset']) * 8) / $info['playtime_seconds'];
}
if (isset($info['bitrate']) && !isset($info['audio']['bitrate']) && !isset($info['quicktime']['video'])) {
$info['audio']['bitrate'] = $info['bitrate'];
}
if (!empty($info['playtime_seconds']) && !isset($info['video']['frame_rate']) && !empty($info['quicktime']['stts_framecount'])) {
foreach ($info['quicktime']['stts_framecount'] as $key => $samples_count) {
$samples_per_second = $samples_count / $info['playtime_seconds'];
if ($samples_per_second > 240) {
// has to be audio samples
} else {
$info['video']['frame_rate'] = $samples_per_second;
break;
}
}
}
if (($info['audio']['dataformat'] == 'mp4') && empty($info['video']['resolution_x'])) {
$info['fileformat'] = 'mp4';
$info['mime_type'] = 'audio/mp4';
unset($info['video']['dataformat']);
}
if (!$this->ReturnAtomData) {
unset($info['quicktime']['moov']);
}
if (empty($info['audio']['dataformat']) && !empty($info['quicktime']['audio'])) {
$info['audio']['dataformat'] = 'quicktime';
}
if (empty($info['video']['dataformat']) && !empty($info['quicktime']['video'])) {
$info['video']['dataformat'] = 'quicktime';
}
return true;
}
function QuicktimeParseAtom($atomname, $atomsize, $atom_data, $baseoffset, &$atomHierarchy, $ParseAllPossibleAtoms) {
// http://developer.apple.com/techpubs/quicktime/qtdevdocs/APIREF/INDEX/atomalphaindex.htm
$info = &$this->getid3->info;
$atom_parent = array_pop($atomHierarchy);
array_push($atomHierarchy, $atomname);
$atom_structure['hierarchy'] = implode(' ', $atomHierarchy);
$atom_structure['name'] = $atomname;
$atom_structure['size'] = $atomsize;
$atom_structure['offset'] = $baseoffset;
//echo getid3_lib::PrintHexBytes(substr($atom_data, 0, 8)).'<br>';
//echo getid3_lib::PrintHexBytes(substr($atom_data, 0, 8), false).'<br><br>';
switch ($atomname) {
case 'moov': // MOVie container atom
case 'trak': // TRAcK container atom
case 'clip': // CLIPping container atom
case 'matt': // track MATTe container atom
case 'edts': // EDiTS container atom
case 'tref': // Track REFerence container atom
case 'mdia': // MeDIA container atom
case 'minf': // Media INFormation container atom
case 'dinf': // Data INFormation container atom
case 'udta': // User DaTA container atom
case 'cmov': // Compressed MOVie container atom
case 'rmra': // Reference Movie Record Atom
case 'rmda': // Reference Movie Descriptor Atom
case 'gmhd': // Generic Media info HeaDer atom (seen on QTVR)
$atom_structure['subatoms'] = $this->QuicktimeParseContainerAtom($atom_data, $baseoffset + 8, $atomHierarchy, $ParseAllPossibleAtoms);
break;
case 'ilst': // Item LiST container atom
$atom_structure['subatoms'] = $this->QuicktimeParseContainerAtom($atom_data, $baseoffset + 8, $atomHierarchy, $ParseAllPossibleAtoms);
// some "ilst" atoms contain data atoms that have a numeric name, and the data is far more accessible if the returned array is compacted
$allnumericnames = true;
foreach ($atom_structure['subatoms'] as $subatomarray) {
if (!is_integer($subatomarray['name']) || (count($subatomarray['subatoms']) != 1)) {
$allnumericnames = false;
break;
}
}
if ($allnumericnames) {
$newData = array();
foreach ($atom_structure['subatoms'] as $subatomarray) {
foreach ($subatomarray['subatoms'] as $newData_subatomarray) {
unset($newData_subatomarray['hierarchy'], $newData_subatomarray['name']);
$newData[$subatomarray['name']] = $newData_subatomarray;
break;
}
}
$atom_structure['data'] = $newData;
unset($atom_structure['subatoms']);
}
break;
case "\x00\x00\x00\x01":
case "\x00\x00\x00\x02":
case "\x00\x00\x00\x03":
case "\x00\x00\x00\x04":
case "\x00\x00\x00\x05":
$atomname = getid3_lib::BigEndian2Int($atomname);
$atom_structure['name'] = $atomname;
$atom_structure['subatoms'] = $this->QuicktimeParseContainerAtom($atom_data, $baseoffset + 8, $atomHierarchy, $ParseAllPossibleAtoms);
break;
case 'stbl': // Sample TaBLe container atom
$atom_structure['subatoms'] = $this->QuicktimeParseContainerAtom($atom_data, $baseoffset + 8, $atomHierarchy, $ParseAllPossibleAtoms);
$isVideo = false;
$framerate = 0;
$framecount = 0;
foreach ($atom_structure['subatoms'] as $key => $value_array) {
if (isset($value_array['sample_description_table'])) {
foreach ($value_array['sample_description_table'] as $key2 => $value_array2) {
if (isset($value_array2['data_format'])) {
switch ($value_array2['data_format']) {
case 'avc1':
case 'mp4v':
// video data
$isVideo = true;
break;
case 'mp4a':
// audio data
break;
}
}
}
} elseif (isset($value_array['time_to_sample_table'])) {
foreach ($value_array['time_to_sample_table'] as $key2 => $value_array2) {
if (isset($value_array2['sample_count']) && isset($value_array2['sample_duration']) && ($value_array2['sample_duration'] > 0)) {
$framerate = round($info['quicktime']['time_scale'] / $value_array2['sample_duration'], 3);
$framecount = $value_array2['sample_count'];
}
}
}
}
if ($isVideo && $framerate) {
$info['quicktime']['video']['frame_rate'] = $framerate;
$info['video']['frame_rate'] = $info['quicktime']['video']['frame_rate'];
}
if ($isVideo && $framecount) {
$info['quicktime']['video']['frame_count'] = $framecount;
}
break;
case 'aART': // Album ARTist
case 'catg': // CaTeGory
case 'covr': // COVeR artwork
case 'cpil': // ComPILation
case 'cprt': // CoPyRighT
case 'desc': // DESCription
case 'disk': // DISK number
case 'egid': // Episode Global ID
case 'gnre': // GeNRE
case 'keyw': // KEYWord
case 'ldes':
case 'pcst': // PodCaST
case 'pgap': // GAPless Playback
case 'purd': // PURchase Date
case 'purl': // Podcast URL
case 'rati':
case 'rndu':
case 'rpdu':
case 'rtng': // RaTiNG
case 'stik':
case 'tmpo': // TeMPO (BPM)
case 'trkn': // TRacK Number
case 'tves': // TV EpiSode
case 'tvnn': // TV Network Name
case 'tvsh': // TV SHow Name
case 'tvsn': // TV SeasoN
case 'akID': // iTunes store account type
case 'apID':
case 'atID':
case 'cmID':
case 'cnID':
case 'geID':
case 'plID':
case 'sfID': // iTunes store country
case '©alb': // ALBum
case '©art': // ARTist
case '©ART':
case '©aut':
case '©cmt': // CoMmenT
case '©com': // COMposer
case '©cpy':
case '©day': // content created year
case '©dir':
case '©ed1':
case '©ed2':
case '©ed3':
case '©ed4':
case '©ed5':
case '©ed6':
case '©ed7':
case '©ed8':
case '©ed9':
case '©enc':
case '©fmt':
case '©gen': // GENre
case '©grp': // GRouPing
case '©hst':
case '©inf':
case '©lyr': // LYRics
case '©mak':
case '©mod':
case '©nam': // full NAMe
case '©ope':
case '©PRD':
case '©prd':
case '©prf':
case '©req':
case '©src':
case '©swr':
case '©too': // encoder
case '©trk': // TRacK
case '©url':
case '©wrn':
case '©wrt': // WRiTer
case '----': // itunes specific
if ($atom_parent == 'udta') {
// User data atom handler
$atom_structure['data_length'] = getid3_lib::BigEndian2Int(substr($atom_data, 0, 2));
$atom_structure['language_id'] = getid3_lib::BigEndian2Int(substr($atom_data, 2, 2));
$atom_structure['data'] = substr($atom_data, 4);
$atom_structure['language'] = $this->QuicktimeLanguageLookup($atom_structure['language_id']);
if (empty($info['comments']['language']) || (!in_array($atom_structure['language'], $info['comments']['language']))) {
$info['comments']['language'][] = $atom_structure['language'];
}
} else {
// Apple item list box atom handler
$atomoffset = 0;
if (substr($atom_data, 2, 2) == "\x10\xB5") {
// not sure what it means, but observed on iPhone4 data.
// Each $atom_data has 2 bytes of datasize, plus 0x10B5, then data
while ($atomoffset < strlen($atom_data)) {
$boxsmallsize = getid3_lib::BigEndian2Int(substr($atom_data, $atomoffset, 2));
$boxsmalltype = substr($atom_data, $atomoffset + 2, 2);
$boxsmalldata = substr($atom_data, $atomoffset + 4, $boxsmallsize);
switch ($boxsmalltype) {
case "\x10\xB5":
$atom_structure['data'] = $boxsmalldata;
break;
default:
$info['warning'][] = 'Unknown QuickTime smallbox type: "'.getid3_lib::PrintHexBytes($boxsmalltype).'" at offset '.$baseoffset;
$atom_structure['data'] = $atom_data;
break;
}
$atomoffset += (4 + $boxsmallsize);
}
} else {
while ($atomoffset < strlen($atom_data)) {
$boxsize = getid3_lib::BigEndian2Int(substr($atom_data, $atomoffset, 4));
$boxtype = substr($atom_data, $atomoffset + 4, 4);
$boxdata = substr($atom_data, $atomoffset + 8, $boxsize - 8);
switch ($boxtype) {
case 'mean':
case 'name':
$atom_structure[$boxtype] = substr($boxdata, 4);
break;
case 'data':
$atom_structure['version'] = getid3_lib::BigEndian2Int(substr($boxdata, 0, 1));
$atom_structure['flags_raw'] = getid3_lib::BigEndian2Int(substr($boxdata, 1, 3));
switch ($atom_structure['flags_raw']) {
case 0: // data flag
case 21: // tmpo/cpil flag
switch ($atomname) {
case 'cpil':
case 'pcst':
case 'pgap':
$atom_structure['data'] = getid3_lib::BigEndian2Int(substr($boxdata, 8, 1));
break;
case 'tmpo':
$atom_structure['data'] = getid3_lib::BigEndian2Int(substr($boxdata, 8, 2));
break;
case 'disk':
case 'trkn':
$num = getid3_lib::BigEndian2Int(substr($boxdata, 10, 2));
$num_total = getid3_lib::BigEndian2Int(substr($boxdata, 12, 2));
$atom_structure['data'] = empty($num) ? '' : $num;
$atom_structure['data'] .= empty($num_total) ? '' : '/'.$num_total;
break;
case 'gnre':
$GenreID = getid3_lib::BigEndian2Int(substr($boxdata, 8, 4));
$atom_structure['data'] = getid3_id3v1::LookupGenreName($GenreID - 1);
break;
case 'rtng':
$atom_structure[$atomname] = getid3_lib::BigEndian2Int(substr($boxdata, 8, 1));
$atom_structure['data'] = $this->QuicktimeContentRatingLookup($atom_structure[$atomname]);
break;
case 'stik':
$atom_structure[$atomname] = getid3_lib::BigEndian2Int(substr($boxdata, 8, 1));
$atom_structure['data'] = $this->QuicktimeSTIKLookup($atom_structure[$atomname]);
break;
case 'sfID':
$atom_structure[$atomname] = getid3_lib::BigEndian2Int(substr($boxdata, 8, 4));
$atom_structure['data'] = $this->QuicktimeStoreFrontCodeLookup($atom_structure[$atomname]);
break;
case 'egid':
case 'purl':
$atom_structure['data'] = substr($boxdata, 8);
break;
default:
$atom_structure['data'] = getid3_lib::BigEndian2Int(substr($boxdata, 8, 4));
}
break;
case 1: // text flag
case 13: // image flag
default:
$atom_structure['data'] = substr($boxdata, 8);
break;
}
break;
default:
$info['warning'][] = 'Unknown QuickTime box type: "'.getid3_lib::PrintHexBytes($boxtype).'" at offset '.$baseoffset;
$atom_structure['data'] = $atom_data;
}
$atomoffset += $boxsize;
}
}
}
$this->CopyToAppropriateCommentsSection($atomname, $atom_structure['data'], $atom_structure['name']);
break;
case 'play': // auto-PLAY atom
$atom_structure['autoplay'] = (bool) getid3_lib::BigEndian2Int(substr($atom_data, 0, 1));
$info['quicktime']['autoplay'] = $atom_structure['autoplay'];
break;
case 'WLOC': // Window LOCation atom
$atom_structure['location_x'] = getid3_lib::BigEndian2Int(substr($atom_data, 0, 2));
$atom_structure['location_y'] = getid3_lib::BigEndian2Int(substr($atom_data, 2, 2));
break;
case 'LOOP': // LOOPing atom
case 'SelO': // play SELection Only atom
case 'AllF': // play ALL Frames atom
$atom_structure['data'] = getid3_lib::BigEndian2Int($atom_data);
break;
case 'name': //
case 'MCPS': // Media Cleaner PRo
case '@PRM': // adobe PReMiere version
case '@PRQ': // adobe PRemiere Quicktime version
$atom_structure['data'] = $atom_data;
break;
case 'cmvd': // Compressed MooV Data atom
// Code by ubergeekØubergeek*tv based on information from
// http://developer.apple.com/quicktime/icefloe/dispatch012.html
$atom_structure['unCompressedSize'] = getid3_lib::BigEndian2Int(substr($atom_data, 0, 4));
$CompressedFileData = substr($atom_data, 4);
if ($UncompressedHeader = @gzuncompress($CompressedFileData)) {
$atom_structure['subatoms'] = $this->QuicktimeParseContainerAtom($UncompressedHeader, 0, $atomHierarchy, $ParseAllPossibleAtoms);
} else {
$info['warning'][] = 'Error decompressing compressed MOV atom at offset '.$atom_structure['offset'];
}
break;
case 'dcom': // Data COMpression atom
$atom_structure['compression_id'] = $atom_data;
$atom_structure['compression_text'] = $this->QuicktimeDCOMLookup($atom_data);
break;
case 'rdrf': // Reference movie Data ReFerence atom
$atom_structure['version'] = getid3_lib::BigEndian2Int(substr($atom_data, 0, 1));
$atom_structure['flags_raw'] = getid3_lib::BigEndian2Int(substr($atom_data, 1, 3));
$atom_structure['flags']['internal_data'] = (bool) ($atom_structure['flags_raw'] & 0x000001);
$atom_structure['reference_type_name'] = substr($atom_data, 4, 4);
$atom_structure['reference_length'] = getid3_lib::BigEndian2Int(substr($atom_data, 8, 4));
switch ($atom_structure['reference_type_name']) {
case 'url ':
$atom_structure['url'] = $this->NoNullString(substr($atom_data, 12));
break;
case 'alis':
$atom_structure['file_alias'] = substr($atom_data, 12);
break;
case 'rsrc':
$atom_structure['resource_alias'] = substr($atom_data, 12);
break;
default:
$atom_structure['data'] = substr($atom_data, 12);
break;
}
break;
case 'rmqu': // Reference Movie QUality atom
$atom_structure['movie_quality'] = getid3_lib::BigEndian2Int($atom_data);
break;
case 'rmcs': // Reference Movie Cpu Speed atom
$atom_structure['version'] = getid3_lib::BigEndian2Int(substr($atom_data, 0, 1));
$atom_structure['flags_raw'] = getid3_lib::BigEndian2Int(substr($atom_data, 1, 3)); // hardcoded: 0x0000
$atom_structure['cpu_speed_rating'] = getid3_lib::BigEndian2Int(substr($atom_data, 4, 2));
break;
case 'rmvc': // Reference Movie Version Check atom
$atom_structure['version'] = getid3_lib::BigEndian2Int(substr($atom_data, 0, 1));
$atom_structure['flags_raw'] = getid3_lib::BigEndian2Int(substr($atom_data, 1, 3)); // hardcoded: 0x0000
$atom_structure['gestalt_selector'] = substr($atom_data, 4, 4);
$atom_structure['gestalt_value_mask'] = getid3_lib::BigEndian2Int(substr($atom_data, 8, 4));
$atom_structure['gestalt_value'] = getid3_lib::BigEndian2Int(substr($atom_data, 12, 4));
$atom_structure['gestalt_check_type'] = getid3_lib::BigEndian2Int(substr($atom_data, 14, 2));
break;
case 'rmcd': // Reference Movie Component check atom
$atom_structure['version'] = getid3_lib::BigEndian2Int(substr($atom_data, 0, 1));
$atom_structure['flags_raw'] = getid3_lib::BigEndian2Int(substr($atom_data, 1, 3)); // hardcoded: 0x0000
$atom_structure['component_type'] = substr($atom_data, 4, 4);
$atom_structure['component_subtype'] = substr($atom_data, 8, 4);
$atom_structure['component_manufacturer'] = substr($atom_data, 12, 4);
$atom_structure['component_flags_raw'] = getid3_lib::BigEndian2Int(substr($atom_data, 16, 4));
$atom_structure['component_flags_mask'] = getid3_lib::BigEndian2Int(substr($atom_data, 20, 4));
$atom_structure['component_min_version'] = getid3_lib::BigEndian2Int(substr($atom_data, 24, 4));
break;
case 'rmdr': // Reference Movie Data Rate atom
$atom_structure['version'] = getid3_lib::BigEndian2Int(substr($atom_data, 0, 1));
$atom_structure['flags_raw'] = getid3_lib::BigEndian2Int(substr($atom_data, 1, 3)); // hardcoded: 0x0000
$atom_structure['data_rate'] = getid3_lib::BigEndian2Int(substr($atom_data, 4, 4));
$atom_structure['data_rate_bps'] = $atom_structure['data_rate'] * 10;
break;
case 'rmla': // Reference Movie Language Atom
$atom_structure['version'] = getid3_lib::BigEndian2Int(substr($atom_data, 0, 1));
$atom_structure['flags_raw'] = getid3_lib::BigEndian2Int(substr($atom_data, 1, 3)); // hardcoded: 0x0000
$atom_structure['language_id'] = getid3_lib::BigEndian2Int(substr($atom_data, 4, 2));
$atom_structure['language'] = $this->QuicktimeLanguageLookup($atom_structure['language_id']);
if (empty($info['comments']['language']) || (!in_array($atom_structure['language'], $info['comments']['language']))) {
$info['comments']['language'][] = $atom_structure['language'];
}
break;
case 'rmla': // Reference Movie Language Atom
$atom_structure['version'] = getid3_lib::BigEndian2Int(substr($atom_data, 0, 1));
$atom_structure['flags_raw'] = getid3_lib::BigEndian2Int(substr($atom_data, 1, 3)); // hardcoded: 0x0000
$atom_structure['track_id'] = getid3_lib::BigEndian2Int(substr($atom_data, 4, 2));
break;
case 'ptv ': // Print To Video - defines a movie's full screen mode
// http://developer.apple.com/documentation/QuickTime/APIREF/SOURCESIV/at_ptv-_pg.htm
$atom_structure['display_size_raw'] = getid3_lib::BigEndian2Int(substr($atom_data, 0, 2));
$atom_structure['reserved_1'] = getid3_lib::BigEndian2Int(substr($atom_data, 2, 2)); // hardcoded: 0x0000
$atom_structure['reserved_2'] = getid3_lib::BigEndian2Int(substr($atom_data, 4, 2)); // hardcoded: 0x0000
$atom_structure['slide_show_flag'] = getid3_lib::BigEndian2Int(substr($atom_data, 6, 1));
$atom_structure['play_on_open_flag'] = getid3_lib::BigEndian2Int(substr($atom_data, 7, 1));
$atom_structure['flags']['play_on_open'] = (bool) $atom_structure['play_on_open_flag'];
$atom_structure['flags']['slide_show'] = (bool) $atom_structure['slide_show_flag'];
$ptv_lookup[0] = 'normal';
$ptv_lookup[1] = 'double';
$ptv_lookup[2] = 'half';
$ptv_lookup[3] = 'full';
$ptv_lookup[4] = 'current';
if (isset($ptv_lookup[$atom_structure['display_size_raw']])) {
$atom_structure['display_size'] = $ptv_lookup[$atom_structure['display_size_raw']];
} else {
$info['warning'][] = 'unknown "ptv " display constant ('.$atom_structure['display_size_raw'].')';
}
break;
case 'stsd': // Sample Table Sample Description atom
$atom_structure['version'] = getid3_lib::BigEndian2Int(substr($atom_data, 0, 1));
$atom_structure['flags_raw'] = getid3_lib::BigEndian2Int(substr($atom_data, 1, 3)); // hardcoded: 0x0000
$atom_structure['number_entries'] = getid3_lib::BigEndian2Int(substr($atom_data, 4, 4));
$stsdEntriesDataOffset = 8;
for ($i = 0; $i < $atom_structure['number_entries']; $i++) {
$atom_structure['sample_description_table'][$i]['size'] = getid3_lib::BigEndian2Int(substr($atom_data, $stsdEntriesDataOffset, 4));
$stsdEntriesDataOffset += 4;
$atom_structure['sample_description_table'][$i]['data_format'] = substr($atom_data, $stsdEntriesDataOffset, 4);
$stsdEntriesDataOffset += 4;
$atom_structure['sample_description_table'][$i]['reserved'] = getid3_lib::BigEndian2Int(substr($atom_data, $stsdEntriesDataOffset, 6));
$stsdEntriesDataOffset += 6;
$atom_structure['sample_description_table'][$i]['reference_index'] = getid3_lib::BigEndian2Int(substr($atom_data, $stsdEntriesDataOffset, 2));
$stsdEntriesDataOffset += 2;
$atom_structure['sample_description_table'][$i]['data'] = substr($atom_data, $stsdEntriesDataOffset, ($atom_structure['sample_description_table'][$i]['size'] - 4 - 4 - 6 - 2));
$stsdEntriesDataOffset += ($atom_structure['sample_description_table'][$i]['size'] - 4 - 4 - 6 - 2);
$atom_structure['sample_description_table'][$i]['encoder_version'] = getid3_lib::BigEndian2Int(substr($atom_structure['sample_description_table'][$i]['data'], 0, 2));
$atom_structure['sample_description_table'][$i]['encoder_revision'] = getid3_lib::BigEndian2Int(substr($atom_structure['sample_description_table'][$i]['data'], 2, 2));
$atom_structure['sample_description_table'][$i]['encoder_vendor'] = substr($atom_structure['sample_description_table'][$i]['data'], 4, 4);
switch ($atom_structure['sample_description_table'][$i]['encoder_vendor']) {
case "\x00\x00\x00\x00":
// audio atom
$atom_structure['sample_description_table'][$i]['audio_channels'] = getid3_lib::BigEndian2Int(substr($atom_structure['sample_description_table'][$i]['data'], 8, 2));
$atom_structure['sample_description_table'][$i]['audio_bit_depth'] = getid3_lib::BigEndian2Int(substr($atom_structure['sample_description_table'][$i]['data'], 10, 2));
$atom_structure['sample_description_table'][$i]['audio_compression_id'] = getid3_lib::BigEndian2Int(substr($atom_structure['sample_description_table'][$i]['data'], 12, 2));
$atom_structure['sample_description_table'][$i]['audio_packet_size'] = getid3_lib::BigEndian2Int(substr($atom_structure['sample_description_table'][$i]['data'], 14, 2));
$atom_structure['sample_description_table'][$i]['audio_sample_rate'] = getid3_lib::FixedPoint16_16(substr($atom_structure['sample_description_table'][$i]['data'], 16, 4));
switch ($atom_structure['sample_description_table'][$i]['data_format']) {
case 'avc1':
case 'mp4v':
$info['fileformat'] = 'mp4';
$info['video']['fourcc'] = $atom_structure['sample_description_table'][$i]['data_format'];
//$info['warning'][] = 'This version of getID3() ['.$this->getid3->version().'] does not fully support MPEG-4 audio/video streams'; // 2011-02-18: why am I warning about this again? What's not supported?
break;
case 'qtvr':
$info['video']['dataformat'] = 'quicktimevr';
break;
case 'mp4a':
default:
$info['quicktime']['audio']['codec'] = $this->QuicktimeAudioCodecLookup($atom_structure['sample_description_table'][$i]['data_format']);
$info['quicktime']['audio']['sample_rate'] = $atom_structure['sample_description_table'][$i]['audio_sample_rate'];
$info['quicktime']['audio']['channels'] = $atom_structure['sample_description_table'][$i]['audio_channels'];
$info['quicktime']['audio']['bit_depth'] = $atom_structure['sample_description_table'][$i]['audio_bit_depth'];
$info['audio']['codec'] = $info['quicktime']['audio']['codec'];
$info['audio']['sample_rate'] = $info['quicktime']['audio']['sample_rate'];
$info['audio']['channels'] = $info['quicktime']['audio']['channels'];
$info['audio']['bits_per_sample'] = $info['quicktime']['audio']['bit_depth'];
switch ($atom_structure['sample_description_table'][$i]['data_format']) {
case 'raw ': // PCM
case 'alac': // Apple Lossless Audio Codec
$info['audio']['lossless'] = true;
break;
default:
$info['audio']['lossless'] = false;
break;
}
break;
}
break;
default:
switch ($atom_structure['sample_description_table'][$i]['data_format']) {
case 'mp4s':
$info['fileformat'] = 'mp4';
break;
default:
// video atom
$atom_structure['sample_description_table'][$i]['video_temporal_quality'] = getid3_lib::BigEndian2Int(substr($atom_structure['sample_description_table'][$i]['data'], 8, 4));
$atom_structure['sample_description_table'][$i]['video_spatial_quality'] = getid3_lib::BigEndian2Int(substr($atom_structure['sample_description_table'][$i]['data'], 12, 4));
$atom_structure['sample_description_table'][$i]['video_frame_width'] = getid3_lib::BigEndian2Int(substr($atom_structure['sample_description_table'][$i]['data'], 16, 2));
$atom_structure['sample_description_table'][$i]['video_frame_height'] = getid3_lib::BigEndian2Int(substr($atom_structure['sample_description_table'][$i]['data'], 18, 2));
$atom_structure['sample_description_table'][$i]['video_resolution_x'] = getid3_lib::FixedPoint16_16(substr($atom_structure['sample_description_table'][$i]['data'], 20, 4));
$atom_structure['sample_description_table'][$i]['video_resolution_y'] = getid3_lib::FixedPoint16_16(substr($atom_structure['sample_description_table'][$i]['data'], 24, 4));
$atom_structure['sample_description_table'][$i]['video_data_size'] = getid3_lib::BigEndian2Int(substr($atom_structure['sample_description_table'][$i]['data'], 28, 4));
$atom_structure['sample_description_table'][$i]['video_frame_count'] = getid3_lib::BigEndian2Int(substr($atom_structure['sample_description_table'][$i]['data'], 32, 2));
$atom_structure['sample_description_table'][$i]['video_encoder_name_len'] = getid3_lib::BigEndian2Int(substr($atom_structure['sample_description_table'][$i]['data'], 34, 1));
$atom_structure['sample_description_table'][$i]['video_encoder_name'] = substr($atom_structure['sample_description_table'][$i]['data'], 35, $atom_structure['sample_description_table'][$i]['video_encoder_name_len']);
$atom_structure['sample_description_table'][$i]['video_pixel_color_depth'] = getid3_lib::BigEndian2Int(substr($atom_structure['sample_description_table'][$i]['data'], 66, 2));
$atom_structure['sample_description_table'][$i]['video_color_table_id'] = getid3_lib::BigEndian2Int(substr($atom_structure['sample_description_table'][$i]['data'], 68, 2));
$atom_structure['sample_description_table'][$i]['video_pixel_color_type'] = (($atom_structure['sample_description_table'][$i]['video_pixel_color_depth'] > 32) ? 'grayscale' : 'color');
$atom_structure['sample_description_table'][$i]['video_pixel_color_name'] = $this->QuicktimeColorNameLookup($atom_structure['sample_description_table'][$i]['video_pixel_color_depth']);
if ($atom_structure['sample_description_table'][$i]['video_pixel_color_name'] != 'invalid') {
$info['quicktime']['video']['codec_fourcc'] = $atom_structure['sample_description_table'][$i]['data_format'];
$info['quicktime']['video']['codec_fourcc_lookup'] = $this->QuicktimeVideoCodecLookup($atom_structure['sample_description_table'][$i]['data_format']);
$info['quicktime']['video']['codec'] = (($atom_structure['sample_description_table'][$i]['video_encoder_name_len'] > 0) ? $atom_structure['sample_description_table'][$i]['video_encoder_name'] : $atom_structure['sample_description_table'][$i]['data_format']);
$info['quicktime']['video']['color_depth'] = $atom_structure['sample_description_table'][$i]['video_pixel_color_depth'];
$info['quicktime']['video']['color_depth_name'] = $atom_structure['sample_description_table'][$i]['video_pixel_color_name'];
$info['video']['codec'] = $info['quicktime']['video']['codec'];
$info['video']['bits_per_sample'] = $info['quicktime']['video']['color_depth'];
}
$info['video']['lossless'] = false;
$info['video']['pixel_aspect_ratio'] = (float) 1;
break;
}
break;
}
switch (strtolower($atom_structure['sample_description_table'][$i]['data_format'])) {
case 'mp4a':
$info['audio']['dataformat'] = 'mp4';
$info['quicktime']['audio']['codec'] = 'mp4';
break;
case '3ivx':
case '3iv1':
case '3iv2':
$info['video']['dataformat'] = '3ivx';
break;
case 'xvid':
$info['video']['dataformat'] = 'xvid';
break;
case 'mp4v':
$info['video']['dataformat'] = 'mpeg4';
break;
case 'divx':
case 'div1':
case 'div2':
case 'div3':
case 'div4':
case 'div5':
case 'div6':
$info['video']['dataformat'] = 'divx';
break;
default:
// do nothing
break;
}
unset($atom_structure['sample_description_table'][$i]['data']);
}
break;
case 'stts': // Sample Table Time-to-Sample atom
$atom_structure['version'] = getid3_lib::BigEndian2Int(substr($atom_data, 0, 1));
$atom_structure['flags_raw'] = getid3_lib::BigEndian2Int(substr($atom_data, 1, 3)); // hardcoded: 0x0000
$atom_structure['number_entries'] = getid3_lib::BigEndian2Int(substr($atom_data, 4, 4));
$sttsEntriesDataOffset = 8;
//$FrameRateCalculatorArray = array();
$frames_count = 0;
for ($i = 0; $i < $atom_structure['number_entries']; $i++) {
$atom_structure['time_to_sample_table'][$i]['sample_count'] = getid3_lib::BigEndian2Int(substr($atom_data, $sttsEntriesDataOffset, 4));
$sttsEntriesDataOffset += 4;
$atom_structure['time_to_sample_table'][$i]['sample_duration'] = getid3_lib::BigEndian2Int(substr($atom_data, $sttsEntriesDataOffset, 4));
$sttsEntriesDataOffset += 4;
$frames_count += $atom_structure['time_to_sample_table'][$i]['sample_count'];
// THIS SECTION REPLACED WITH CODE IN "stbl" ATOM
//if (!empty($info['quicktime']['time_scale']) && ($atom_structure['time_to_sample_table'][$i]['sample_duration'] > 0)) {
// $stts_new_framerate = $info['quicktime']['time_scale'] / $atom_structure['time_to_sample_table'][$i]['sample_duration'];
// if ($stts_new_framerate <= 60) {
// // some atoms have durations of "1" giving a very large framerate, which probably is not right
// $info['video']['frame_rate'] = max($info['video']['frame_rate'], $stts_new_framerate);
// }
//}
//
//$FrameRateCalculatorArray[($info['quicktime']['time_scale'] / $atom_structure['time_to_sample_table'][$i]['sample_duration'])] += $atom_structure['time_to_sample_table'][$i]['sample_count'];
}
$info['quicktime']['stts_framecount'][] = $frames_count;
//$sttsFramesTotal = 0;
//$sttsSecondsTotal = 0;
//foreach ($FrameRateCalculatorArray as $frames_per_second => $frame_count) {
// if (($frames_per_second > 60) || ($frames_per_second < 1)) {
// // not video FPS information, probably audio information
// $sttsFramesTotal = 0;
// $sttsSecondsTotal = 0;
// break;
// }
// $sttsFramesTotal += $frame_count;
// $sttsSecondsTotal += $frame_count / $frames_per_second;
//}
//if (($sttsFramesTotal > 0) && ($sttsSecondsTotal > 0)) {
// if (($sttsFramesTotal / $sttsSecondsTotal) > $info['video']['frame_rate']) {
// $info['video']['frame_rate'] = $sttsFramesTotal / $sttsSecondsTotal;
// }
//}
break;
case 'stss': // Sample Table Sync Sample (key frames) atom
if ($ParseAllPossibleAtoms) {
$atom_structure['version'] = getid3_lib::BigEndian2Int(substr($atom_data, 0, 1));
$atom_structure['flags_raw'] = getid3_lib::BigEndian2Int(substr($atom_data, 1, 3)); // hardcoded: 0x0000
$atom_structure['number_entries'] = getid3_lib::BigEndian2Int(substr($atom_data, 4, 4));
$stssEntriesDataOffset = 8;
for ($i = 0; $i < $atom_structure['number_entries']; $i++) {
$atom_structure['time_to_sample_table'][$i] = getid3_lib::BigEndian2Int(substr($atom_data, $stssEntriesDataOffset, 4));
$stssEntriesDataOffset += 4;
}
}
break;
case 'stsc': // Sample Table Sample-to-Chunk atom
if ($ParseAllPossibleAtoms) {
$atom_structure['version'] = getid3_lib::BigEndian2Int(substr($atom_data, 0, 1));
$atom_structure['flags_raw'] = getid3_lib::BigEndian2Int(substr($atom_data, 1, 3)); // hardcoded: 0x0000
$atom_structure['number_entries'] = getid3_lib::BigEndian2Int(substr($atom_data, 4, 4));
$stscEntriesDataOffset = 8;
for ($i = 0; $i < $atom_structure['number_entries']; $i++) {
$atom_structure['sample_to_chunk_table'][$i]['first_chunk'] = getid3_lib::BigEndian2Int(substr($atom_data, $stscEntriesDataOffset, 4));
$stscEntriesDataOffset += 4;
$atom_structure['sample_to_chunk_table'][$i]['samples_per_chunk'] = getid3_lib::BigEndian2Int(substr($atom_data, $stscEntriesDataOffset, 4));
$stscEntriesDataOffset += 4;
$atom_structure['sample_to_chunk_table'][$i]['sample_description'] = getid3_lib::BigEndian2Int(substr($atom_data, $stscEntriesDataOffset, 4));
$stscEntriesDataOffset += 4;
}
}
break;
case 'stsz': // Sample Table SiZe atom
if ($ParseAllPossibleAtoms) {
$atom_structure['version'] = getid3_lib::BigEndian2Int(substr($atom_data, 0, 1));
$atom_structure['flags_raw'] = getid3_lib::BigEndian2Int(substr($atom_data, 1, 3)); // hardcoded: 0x0000
$atom_structure['sample_size'] = getid3_lib::BigEndian2Int(substr($atom_data, 4, 4));
$atom_structure['number_entries'] = getid3_lib::BigEndian2Int(substr($atom_data, 8, 4));
$stszEntriesDataOffset = 12;
if ($atom_structure['sample_size'] == 0) {
for ($i = 0; $i < $atom_structure['number_entries']; $i++) {
$atom_structure['sample_size_table'][$i] = getid3_lib::BigEndian2Int(substr($atom_data, $stszEntriesDataOffset, 4));
$stszEntriesDataOffset += 4;
}
}
}
break;
case 'stco': // Sample Table Chunk Offset atom
if ($ParseAllPossibleAtoms) {
$atom_structure['version'] = getid3_lib::BigEndian2Int(substr($atom_data, 0, 1));
$atom_structure['flags_raw'] = getid3_lib::BigEndian2Int(substr($atom_data, 1, 3)); // hardcoded: 0x0000
$atom_structure['number_entries'] = getid3_lib::BigEndian2Int(substr($atom_data, 4, 4));
$stcoEntriesDataOffset = 8;
for ($i = 0; $i < $atom_structure['number_entries']; $i++) {
$atom_structure['chunk_offset_table'][$i] = getid3_lib::BigEndian2Int(substr($atom_data, $stcoEntriesDataOffset, 4));
$stcoEntriesDataOffset += 4;
}
}
break;
case 'co64': // Chunk Offset 64-bit (version of "stco" that supports > 2GB files)
if ($ParseAllPossibleAtoms) {
$atom_structure['version'] = getid3_lib::BigEndian2Int(substr($atom_data, 0, 1));
$atom_structure['flags_raw'] = getid3_lib::BigEndian2Int(substr($atom_data, 1, 3)); // hardcoded: 0x0000
$atom_structure['number_entries'] = getid3_lib::BigEndian2Int(substr($atom_data, 4, 4));
$stcoEntriesDataOffset = 8;
for ($i = 0; $i < $atom_structure['number_entries']; $i++) {
$atom_structure['chunk_offset_table'][$i] = getid3_lib::BigEndian2Int(substr($atom_data, $stcoEntriesDataOffset, 8));
$stcoEntriesDataOffset += 8;
}
}
break;
case 'dref': // Data REFerence atom
$atom_structure['version'] = getid3_lib::BigEndian2Int(substr($atom_data, 0, 1));
$atom_structure['flags_raw'] = getid3_lib::BigEndian2Int(substr($atom_data, 1, 3)); // hardcoded: 0x0000
$atom_structure['number_entries'] = getid3_lib::BigEndian2Int(substr($atom_data, 4, 4));
$drefDataOffset = 8;
for ($i = 0; $i < $atom_structure['number_entries']; $i++) {
$atom_structure['data_references'][$i]['size'] = getid3_lib::BigEndian2Int(substr($atom_data, $drefDataOffset, 4));
$drefDataOffset += 4;
$atom_structure['data_references'][$i]['type'] = substr($atom_data, $drefDataOffset, 4);
$drefDataOffset += 4;
$atom_structure['data_references'][$i]['version'] = getid3_lib::BigEndian2Int(substr($atom_data, $drefDataOffset, 1));
$drefDataOffset += 1;
$atom_structure['data_references'][$i]['flags_raw'] = getid3_lib::BigEndian2Int(substr($atom_data, $drefDataOffset, 3)); // hardcoded: 0x0000
$drefDataOffset += 3;
$atom_structure['data_references'][$i]['data'] = substr($atom_data, $drefDataOffset, ($atom_structure['data_references'][$i]['size'] - 4 - 4 - 1 - 3));
$drefDataOffset += ($atom_structure['data_references'][$i]['size'] - 4 - 4 - 1 - 3);
$atom_structure['data_references'][$i]['flags']['self_reference'] = (bool) ($atom_structure['data_references'][$i]['flags_raw'] & 0x001);
}
break;
case 'gmin': // base Media INformation atom
$atom_structure['version'] = getid3_lib::BigEndian2Int(substr($atom_data, 0, 1));
$atom_structure['flags_raw'] = getid3_lib::BigEndian2Int(substr($atom_data, 1, 3)); // hardcoded: 0x0000
$atom_structure['graphics_mode'] = getid3_lib::BigEndian2Int(substr($atom_data, 4, 2));
$atom_structure['opcolor_red'] = getid3_lib::BigEndian2Int(substr($atom_data, 6, 2));
$atom_structure['opcolor_green'] = getid3_lib::BigEndian2Int(substr($atom_data, 8, 2));
$atom_structure['opcolor_blue'] = getid3_lib::BigEndian2Int(substr($atom_data, 10, 2));
$atom_structure['balance'] = getid3_lib::BigEndian2Int(substr($atom_data, 12, 2));
$atom_structure['reserved'] = getid3_lib::BigEndian2Int(substr($atom_data, 14, 2));
break;
case 'smhd': // Sound Media information HeaDer atom
$atom_structure['version'] = getid3_lib::BigEndian2Int(substr($atom_data, 0, 1));
$atom_structure['flags_raw'] = getid3_lib::BigEndian2Int(substr($atom_data, 1, 3)); // hardcoded: 0x0000
$atom_structure['balance'] = getid3_lib::BigEndian2Int(substr($atom_data, 4, 2));
$atom_structure['reserved'] = getid3_lib::BigEndian2Int(substr($atom_data, 6, 2));
break;
case 'vmhd': // Video Media information HeaDer atom
$atom_structure['version'] = getid3_lib::BigEndian2Int(substr($atom_data, 0, 1));
$atom_structure['flags_raw'] = getid3_lib::BigEndian2Int(substr($atom_data, 1, 3));
$atom_structure['graphics_mode'] = getid3_lib::BigEndian2Int(substr($atom_data, 4, 2));
$atom_structure['opcolor_red'] = getid3_lib::BigEndian2Int(substr($atom_data, 6, 2));
$atom_structure['opcolor_green'] = getid3_lib::BigEndian2Int(substr($atom_data, 8, 2));
$atom_structure['opcolor_blue'] = getid3_lib::BigEndian2Int(substr($atom_data, 10, 2));
$atom_structure['flags']['no_lean_ahead'] = (bool) ($atom_structure['flags_raw'] & 0x001);
break;
case 'hdlr': // HanDLeR reference atom
$atom_structure['version'] = getid3_lib::BigEndian2Int(substr($atom_data, 0, 1));
$atom_structure['flags_raw'] = getid3_lib::BigEndian2Int(substr($atom_data, 1, 3)); // hardcoded: 0x0000
$atom_structure['component_type'] = substr($atom_data, 4, 4);
$atom_structure['component_subtype'] = substr($atom_data, 8, 4);
$atom_structure['component_manufacturer'] = substr($atom_data, 12, 4);
$atom_structure['component_flags_raw'] = getid3_lib::BigEndian2Int(substr($atom_data, 16, 4));
$atom_structure['component_flags_mask'] = getid3_lib::BigEndian2Int(substr($atom_data, 20, 4));
$atom_structure['component_name'] = $this->Pascal2String(substr($atom_data, 24));
if (($atom_structure['component_subtype'] == 'STpn') && ($atom_structure['component_manufacturer'] == 'zzzz')) {
$info['video']['dataformat'] = 'quicktimevr';
}
break;
case 'mdhd': // MeDia HeaDer atom
$atom_structure['version'] = getid3_lib::BigEndian2Int(substr($atom_data, 0, 1));
$atom_structure['flags_raw'] = getid3_lib::BigEndian2Int(substr($atom_data, 1, 3)); // hardcoded: 0x0000
$atom_structure['creation_time'] = getid3_lib::BigEndian2Int(substr($atom_data, 4, 4));
$atom_structure['modify_time'] = getid3_lib::BigEndian2Int(substr($atom_data, 8, 4));
$atom_structure['time_scale'] = getid3_lib::BigEndian2Int(substr($atom_data, 12, 4));
$atom_structure['duration'] = getid3_lib::BigEndian2Int(substr($atom_data, 16, 4));
$atom_structure['language_id'] = getid3_lib::BigEndian2Int(substr($atom_data, 20, 2));
$atom_structure['quality'] = getid3_lib::BigEndian2Int(substr($atom_data, 22, 2));
if ($atom_structure['time_scale'] == 0) {
$info['error'][] = 'Corrupt Quicktime file: mdhd.time_scale == zero';
return false;
}
$info['quicktime']['time_scale'] = (isset($info['quicktime']['time_scale']) ? max($info['quicktime']['time_scale'], $atom_structure['time_scale']) : $atom_structure['time_scale']);
$atom_structure['creation_time_unix'] = getid3_lib::DateMac2Unix($atom_structure['creation_time']);
$atom_structure['modify_time_unix'] = getid3_lib::DateMac2Unix($atom_structure['modify_time']);
$atom_structure['playtime_seconds'] = $atom_structure['duration'] / $atom_structure['time_scale'];
$atom_structure['language'] = $this->QuicktimeLanguageLookup($atom_structure['language_id']);
if (empty($info['comments']['language']) || (!in_array($atom_structure['language'], $info['comments']['language']))) {
$info['comments']['language'][] = $atom_structure['language'];
}
break;
case 'pnot': // Preview atom
$atom_structure['modification_date'] = getid3_lib::BigEndian2Int(substr($atom_data, 0, 4)); // "standard Macintosh format"
$atom_structure['version_number'] = getid3_lib::BigEndian2Int(substr($atom_data, 4, 2)); // hardcoded: 0x00
$atom_structure['atom_type'] = substr($atom_data, 6, 4); // usually: 'PICT'
$atom_structure['atom_index'] = getid3_lib::BigEndian2Int(substr($atom_data, 10, 2)); // usually: 0x01
$atom_structure['modification_date_unix'] = getid3_lib::DateMac2Unix($atom_structure['modification_date']);
break;
case 'crgn': // Clipping ReGioN atom
$atom_structure['region_size'] = getid3_lib::BigEndian2Int(substr($atom_data, 0, 2)); // The Region size, Region boundary box,
$atom_structure['boundary_box'] = getid3_lib::BigEndian2Int(substr($atom_data, 2, 8)); // and Clipping region data fields
$atom_structure['clipping_data'] = substr($atom_data, 10); // constitute a QuickDraw region.
break;
case 'load': // track LOAD settings atom
$atom_structure['preload_start_time'] = getid3_lib::BigEndian2Int(substr($atom_data, 0, 4));
$atom_structure['preload_duration'] = getid3_lib::BigEndian2Int(substr($atom_data, 4, 4));
$atom_structure['preload_flags_raw'] = getid3_lib::BigEndian2Int(substr($atom_data, 8, 4));
$atom_structure['default_hints_raw'] = getid3_lib::BigEndian2Int(substr($atom_data, 12, 4));
$atom_structure['default_hints']['double_buffer'] = (bool) ($atom_structure['default_hints_raw'] & 0x0020);
$atom_structure['default_hints']['high_quality'] = (bool) ($atom_structure['default_hints_raw'] & 0x0100);
break;
case 'tmcd': // TiMe CoDe atom
case 'chap': // CHAPter list atom
case 'sync': // SYNChronization atom
case 'scpt': // tranSCriPT atom
case 'ssrc': // non-primary SouRCe atom
for ($i = 0; $i < (strlen($atom_data) % 4); $i++) {
$atom_structure['track_id'][$i] = getid3_lib::BigEndian2Int(substr($atom_data, $i * 4, 4));
}
break;
case 'elst': // Edit LiST atom
$atom_structure['version'] = getid3_lib::BigEndian2Int(substr($atom_data, 0, 1));
$atom_structure['flags_raw'] = getid3_lib::BigEndian2Int(substr($atom_data, 1, 3)); // hardcoded: 0x0000
$atom_structure['number_entries'] = getid3_lib::BigEndian2Int(substr($atom_data, 4, 4));
for ($i = 0; $i < $atom_structure['number_entries']; $i++ ) {
$atom_structure['edit_list'][$i]['track_duration'] = getid3_lib::BigEndian2Int(substr($atom_data, 8 + ($i * 12) + 0, 4));
$atom_structure['edit_list'][$i]['media_time'] = getid3_lib::BigEndian2Int(substr($atom_data, 8 + ($i * 12) + 4, 4));
$atom_structure['edit_list'][$i]['media_rate'] = getid3_lib::FixedPoint16_16(substr($atom_data, 8 + ($i * 12) + 8, 4));
}
break;
case 'kmat': // compressed MATte atom
$atom_structure['version'] = getid3_lib::BigEndian2Int(substr($atom_data, 0, 1));
$atom_structure['flags_raw'] = getid3_lib::BigEndian2Int(substr($atom_data, 1, 3)); // hardcoded: 0x0000
$atom_structure['matte_data_raw'] = substr($atom_data, 4);
break;
case 'ctab': // Color TABle atom
$atom_structure['color_table_seed'] = getid3_lib::BigEndian2Int(substr($atom_data, 0, 4)); // hardcoded: 0x00000000
$atom_structure['color_table_flags'] = getid3_lib::BigEndian2Int(substr($atom_data, 4, 2)); // hardcoded: 0x8000
$atom_structure['color_table_size'] = getid3_lib::BigEndian2Int(substr($atom_data, 6, 2)) + 1;
for ($colortableentry = 0; $colortableentry < $atom_structure['color_table_size']; $colortableentry++) {
$atom_structure['color_table'][$colortableentry]['alpha'] = getid3_lib::BigEndian2Int(substr($atom_data, 8 + ($colortableentry * 8) + 0, 2));
$atom_structure['color_table'][$colortableentry]['red'] = getid3_lib::BigEndian2Int(substr($atom_data, 8 + ($colortableentry * 8) + 2, 2));
$atom_structure['color_table'][$colortableentry]['green'] = getid3_lib::BigEndian2Int(substr($atom_data, 8 + ($colortableentry * 8) + 4, 2));
$atom_structure['color_table'][$colortableentry]['blue'] = getid3_lib::BigEndian2Int(substr($atom_data, 8 + ($colortableentry * 8) + 6, 2));
}
break;
case 'mvhd': // MoVie HeaDer atom
$atom_structure['version'] = getid3_lib::BigEndian2Int(substr($atom_data, 0, 1));
$atom_structure['flags_raw'] = getid3_lib::BigEndian2Int(substr($atom_data, 1, 3));
$atom_structure['creation_time'] = getid3_lib::BigEndian2Int(substr($atom_data, 4, 4));
$atom_structure['modify_time'] = getid3_lib::BigEndian2Int(substr($atom_data, 8, 4));
$atom_structure['time_scale'] = getid3_lib::BigEndian2Int(substr($atom_data, 12, 4));
$atom_structure['duration'] = getid3_lib::BigEndian2Int(substr($atom_data, 16, 4));
$atom_structure['preferred_rate'] = getid3_lib::FixedPoint16_16(substr($atom_data, 20, 4));
$atom_structure['preferred_volume'] = getid3_lib::FixedPoint8_8(substr($atom_data, 24, 2));
$atom_structure['reserved'] = substr($atom_data, 26, 10);
$atom_structure['matrix_a'] = getid3_lib::FixedPoint16_16(substr($atom_data, 36, 4));
$atom_structure['matrix_b'] = getid3_lib::FixedPoint16_16(substr($atom_data, 40, 4));
$atom_structure['matrix_u'] = getid3_lib::FixedPoint2_30(substr($atom_data, 44, 4));
$atom_structure['matrix_c'] = getid3_lib::FixedPoint16_16(substr($atom_data, 48, 4));
$atom_structure['matrix_d'] = getid3_lib::FixedPoint16_16(substr($atom_data, 52, 4));
$atom_structure['matrix_v'] = getid3_lib::FixedPoint2_30(substr($atom_data, 56, 4));
$atom_structure['matrix_x'] = getid3_lib::FixedPoint16_16(substr($atom_data, 60, 4));
$atom_structure['matrix_y'] = getid3_lib::FixedPoint16_16(substr($atom_data, 64, 4));
$atom_structure['matrix_w'] = getid3_lib::FixedPoint2_30(substr($atom_data, 68, 4));
$atom_structure['preview_time'] = getid3_lib::BigEndian2Int(substr($atom_data, 72, 4));
$atom_structure['preview_duration'] = getid3_lib::BigEndian2Int(substr($atom_data, 76, 4));
$atom_structure['poster_time'] = getid3_lib::BigEndian2Int(substr($atom_data, 80, 4));
$atom_structure['selection_time'] = getid3_lib::BigEndian2Int(substr($atom_data, 84, 4));
$atom_structure['selection_duration'] = getid3_lib::BigEndian2Int(substr($atom_data, 88, 4));
$atom_structure['current_time'] = getid3_lib::BigEndian2Int(substr($atom_data, 92, 4));
$atom_structure['next_track_id'] = getid3_lib::BigEndian2Int(substr($atom_data, 96, 4));
if ($atom_structure['time_scale'] == 0) {
$info['error'][] = 'Corrupt Quicktime file: mvhd.time_scale == zero';
return false;
}
$atom_structure['creation_time_unix'] = getid3_lib::DateMac2Unix($atom_structure['creation_time']);
$atom_structure['modify_time_unix'] = getid3_lib::DateMac2Unix($atom_structure['modify_time']);
$info['quicktime']['time_scale'] = (isset($info['quicktime']['time_scale']) ? max($info['quicktime']['time_scale'], $atom_structure['time_scale']) : $atom_structure['time_scale']);
$info['quicktime']['display_scale'] = $atom_structure['matrix_a'];
$info['playtime_seconds'] = $atom_structure['duration'] / $atom_structure['time_scale'];
break;
case 'tkhd': // TracK HeaDer atom
$atom_structure['version'] = getid3_lib::BigEndian2Int(substr($atom_data, 0, 1));
$atom_structure['flags_raw'] = getid3_lib::BigEndian2Int(substr($atom_data, 1, 3));
$atom_structure['creation_time'] = getid3_lib::BigEndian2Int(substr($atom_data, 4, 4));
$atom_structure['modify_time'] = getid3_lib::BigEndian2Int(substr($atom_data, 8, 4));
$atom_structure['trackid'] = getid3_lib::BigEndian2Int(substr($atom_data, 12, 4));
$atom_structure['reserved1'] = getid3_lib::BigEndian2Int(substr($atom_data, 16, 4));
$atom_structure['duration'] = getid3_lib::BigEndian2Int(substr($atom_data, 20, 4));
$atom_structure['reserved2'] = getid3_lib::BigEndian2Int(substr($atom_data, 24, 8));
$atom_structure['layer'] = getid3_lib::BigEndian2Int(substr($atom_data, 32, 2));
$atom_structure['alternate_group'] = getid3_lib::BigEndian2Int(substr($atom_data, 34, 2));
$atom_structure['volume'] = getid3_lib::FixedPoint8_8(substr($atom_data, 36, 2));
$atom_structure['reserved3'] = getid3_lib::BigEndian2Int(substr($atom_data, 38, 2));
$atom_structure['matrix_a'] = getid3_lib::FixedPoint16_16(substr($atom_data, 40, 4));
$atom_structure['matrix_b'] = getid3_lib::FixedPoint16_16(substr($atom_data, 44, 4));
$atom_structure['matrix_u'] = getid3_lib::FixedPoint16_16(substr($atom_data, 48, 4));
$atom_structure['matrix_c'] = getid3_lib::FixedPoint16_16(substr($atom_data, 52, 4));
$atom_structure['matrix_d'] = getid3_lib::FixedPoint16_16(substr($atom_data, 56, 4));
$atom_structure['matrix_v'] = getid3_lib::FixedPoint16_16(substr($atom_data, 60, 4));
$atom_structure['matrix_x'] = getid3_lib::FixedPoint2_30(substr($atom_data, 64, 4));
$atom_structure['matrix_y'] = getid3_lib::FixedPoint2_30(substr($atom_data, 68, 4));
$atom_structure['matrix_w'] = getid3_lib::FixedPoint2_30(substr($atom_data, 72, 4));
$atom_structure['width'] = getid3_lib::FixedPoint16_16(substr($atom_data, 76, 4));
$atom_structure['height'] = getid3_lib::FixedPoint16_16(substr($atom_data, 80, 4));
$atom_structure['flags']['enabled'] = (bool) ($atom_structure['flags_raw'] & 0x0001);
$atom_structure['flags']['in_movie'] = (bool) ($atom_structure['flags_raw'] & 0x0002);
$atom_structure['flags']['in_preview'] = (bool) ($atom_structure['flags_raw'] & 0x0004);
$atom_structure['flags']['in_poster'] = (bool) ($atom_structure['flags_raw'] & 0x0008);
$atom_structure['creation_time_unix'] = getid3_lib::DateMac2Unix($atom_structure['creation_time']);
$atom_structure['modify_time_unix'] = getid3_lib::DateMac2Unix($atom_structure['modify_time']);
if ($atom_structure['flags']['enabled'] == 1) {
if (!isset($info['video']['resolution_x']) || !isset($info['video']['resolution_y'])) {
$info['video']['resolution_x'] = $atom_structure['width'];
$info['video']['resolution_y'] = $atom_structure['height'];
}
$info['video']['resolution_x'] = max($info['video']['resolution_x'], $atom_structure['width']);
$info['video']['resolution_y'] = max($info['video']['resolution_y'], $atom_structure['height']);
$info['quicktime']['video']['resolution_x'] = $info['video']['resolution_x'];
$info['quicktime']['video']['resolution_y'] = $info['video']['resolution_y'];
} else {
if (isset($info['video']['resolution_x'])) { unset($info['video']['resolution_x']); }
if (isset($info['video']['resolution_y'])) { unset($info['video']['resolution_y']); }
if (isset($info['quicktime']['video'])) { unset($info['quicktime']['video']); }
}
break;
case 'iods': // Initial Object DeScriptor atom
// http://www.koders.com/c/fid1FAB3E762903DC482D8A246D4A4BF9F28E049594.aspx?s=windows.h
// http://libquicktime.sourcearchive.com/documentation/1.0.2plus-pdebian/iods_8c-source.html
$offset = 0;
$atom_structure['version'] = getid3_lib::BigEndian2Int(substr($atom_data, $offset, 1));
$offset += 1;
$atom_structure['flags_raw'] = getid3_lib::BigEndian2Int(substr($atom_data, $offset, 3));
$offset += 3;
$atom_structure['mp4_iod_tag'] = getid3_lib::BigEndian2Int(substr($atom_data, $offset, 1));
$offset += 1;
$atom_structure['length'] = $this->quicktime_read_mp4_descr_length($atom_data, $offset);
//$offset already adjusted by quicktime_read_mp4_descr_length()
$atom_structure['object_descriptor_id'] = getid3_lib::BigEndian2Int(substr($atom_data, $offset, 2));
$offset += 2;
$atom_structure['od_profile_level'] = getid3_lib::BigEndian2Int(substr($atom_data, $offset, 1));
$offset += 1;
$atom_structure['scene_profile_level'] = getid3_lib::BigEndian2Int(substr($atom_data, $offset, 1));
$offset += 1;
$atom_structure['audio_profile_id'] = getid3_lib::BigEndian2Int(substr($atom_data, $offset, 1));
$offset += 1;
$atom_structure['video_profile_id'] = getid3_lib::BigEndian2Int(substr($atom_data, $offset, 1));
$offset += 1;
$atom_structure['graphics_profile_level'] = getid3_lib::BigEndian2Int(substr($atom_data, $offset, 1));
$offset += 1;
$atom_structure['num_iods_tracks'] = ($atom_structure['length'] - 7) / 6; // 6 bytes would only be right if all tracks use 1-byte length fields
for ($i = 0; $i < $atom_structure['num_iods_tracks']; $i++) {
$atom_structure['track'][$i]['ES_ID_IncTag'] = getid3_lib::BigEndian2Int(substr($atom_data, $offset, 1));
$offset += 1;
$atom_structure['track'][$i]['length'] = $this->quicktime_read_mp4_descr_length($atom_data, $offset);
//$offset already adjusted by quicktime_read_mp4_descr_length()
$atom_structure['track'][$i]['track_id'] = getid3_lib::BigEndian2Int(substr($atom_data, $offset, 4));
$offset += 4;
}
$atom_structure['audio_profile_name'] = $this->QuicktimeIODSaudioProfileName($atom_structure['audio_profile_id']);
$atom_structure['video_profile_name'] = $this->QuicktimeIODSvideoProfileName($atom_structure['video_profile_id']);
break;
case 'ftyp': // FileTYPe (?) atom (for MP4 it seems)
$atom_structure['signature'] = substr($atom_data, 0, 4);
$atom_structure['unknown_1'] = getid3_lib::BigEndian2Int(substr($atom_data, 4, 4));
$atom_structure['fourcc'] = substr($atom_data, 8, 4);
break;
case 'mdat': // Media DATa atom
case 'free': // FREE space atom
case 'skip': // SKIP atom
case 'wide': // 64-bit expansion placeholder atom
// 'mdat' data is too big to deal with, contains no useful metadata
// 'free', 'skip' and 'wide' are just padding, contains no useful data at all
// When writing QuickTime files, it is sometimes necessary to update an atom's size.
// It is impossible to update a 32-bit atom to a 64-bit atom since the 32-bit atom
// is only 8 bytes in size, and the 64-bit atom requires 16 bytes. Therefore, QuickTime
// puts an 8-byte placeholder atom before any atoms it may have to update the size of.
// In this way, if the atom needs to be converted from a 32-bit to a 64-bit atom, the
// placeholder atom can be overwritten to obtain the necessary 8 extra bytes.
// The placeholder atom has a type of kWideAtomPlaceholderType ( 'wide' ).
break;
case 'nsav': // NoSAVe atom
// http://developer.apple.com/technotes/tn/tn2038.html
$atom_structure['data'] = getid3_lib::BigEndian2Int(substr($atom_data, 0, 4));
break;
case 'ctyp': // Controller TYPe atom (seen on QTVR)
// http://homepages.slingshot.co.nz/~helmboy/quicktime/formats/qtm-layout.txt
// some controller names are:
// 0x00 + 'std' for linear movie
// 'none' for no controls
$atom_structure['ctyp'] = substr($atom_data, 0, 4);
$info['quicktime']['controller'] = $atom_structure['ctyp'];
switch ($atom_structure['ctyp']) {
case 'qtvr':
$info['video']['dataformat'] = 'quicktimevr';
break;
}
break;
case 'pano': // PANOrama track (seen on QTVR)
$atom_structure['pano'] = getid3_lib::BigEndian2Int(substr($atom_data, 0, 4));
break;
case 'hint': // HINT track
case 'hinf': //
case 'hinv': //
case 'hnti': //
$info['quicktime']['hinting'] = true;
break;
case 'imgt': // IMaGe Track reference (kQTVRImageTrackRefType) (seen on QTVR)
for ($i = 0; $i < ($atom_structure['size'] - 8); $i += 4) {
$atom_structure['imgt'][] = getid3_lib::BigEndian2Int(substr($atom_data, $i, 4));
}
break;
// Observed-but-not-handled atom types are just listed here to prevent warnings being generated
case 'FXTC': // Something to do with Adobe After Effects (?)
case 'PrmA':
case 'code':
case 'FIEL': // this is NOT "fiel" (Field Ordering) as describe here: http://developer.apple.com/documentation/QuickTime/QTFF/QTFFChap3/chapter_4_section_2.html
case 'tapt': // TrackApertureModeDimensionsAID - http://developer.apple.com/documentation/QuickTime/Reference/QT7-1_Update_Reference/Constants/Constants.html
// tapt seems to be used to compute the video size [http://www.getid3.org/phpBB3/viewtopic.php?t=838]
// * http://lists.apple.com/archives/quicktime-api/2006/Aug/msg00014.html
// * http://handbrake.fr/irclogs/handbrake-dev/handbrake-dev20080128_pg2.html
case 'ctts':// STCompositionOffsetAID - http://developer.apple.com/documentation/QuickTime/Reference/QTRef_Constants/Reference/reference.html
case 'cslg':// STCompositionShiftLeastGreatestAID - http://developer.apple.com/documentation/QuickTime/Reference/QTRef_Constants/Reference/reference.html
case 'sdtp':// STSampleDependencyAID - http://developer.apple.com/documentation/QuickTime/Reference/QTRef_Constants/Reference/reference.html
case 'stps':// STPartialSyncSampleAID - http://developer.apple.com/documentation/QuickTime/Reference/QTRef_Constants/Reference/reference.html
//$atom_structure['data'] = $atom_data;
break;
case '©xyz': // GPS latitude+longitude+altitude
$atom_structure['data'] = $atom_data;
if (preg_match('#([\\+\\-][0-9\\.]+)([\\+\\-][0-9\\.]+)([\\+\\-][0-9\\.]+)?/$#i', $atom_data, $matches)) {
@list($all, $latitude, $longitude, $altitude) = $matches;
$info['quicktime']['comments']['gps_latitude'][] = floatval($latitude);
$info['quicktime']['comments']['gps_longitude'][] = floatval($longitude);
if (!empty($altitude)) {
$info['quicktime']['comments']['gps_altitude'][] = floatval($altitude);
}
} else {
$info['warning'][] = 'QuickTime atom "©xyz" data does not match expected data pattern at offset '.$baseoffset.'. Please report as getID3() bug.';
}
break;
case 'NCDT':
// http://www.sno.phy.queensu.ca/~phil/exiftool/TagNames/Nikon.html
// Nikon-specific QuickTime tags found in the NCDT atom of MOV videos from some Nikon cameras such as the Coolpix S8000 and D5100
$atom_structure['subatoms'] = $this->QuicktimeParseContainerAtom($atom_data, $baseoffset + 4, $atomHierarchy, $ParseAllPossibleAtoms);
break;
case 'NCTH': // Nikon Camera THumbnail image
case 'NCVW': // Nikon Camera preVieW image
// http://www.sno.phy.queensu.ca/~phil/exiftool/TagNames/Nikon.html
if (preg_match('/^\xFF\xD8\xFF/', $atom_data)) {
$atom_structure['data'] = $atom_data;
$atom_structure['image_mime'] = 'image/jpeg';
$atom_structure['description'] = (($atomname == 'NCTH') ? 'Nikon Camera Thumbnail Image' : (($atomname == 'NCVW') ? 'Nikon Camera Preview Image' : 'Nikon preview image'));
$info['quicktime']['comments']['picture'][] = array('image_mime'=>$atom_structure['image_mime'], 'data'=>$atom_data, 'description'=>$atom_structure['description']);
}
break;
case 'NCHD': // MakerNoteVersion
// http://www.sno.phy.queensu.ca/~phil/exiftool/TagNames/Nikon.html
$atom_structure['data'] = $atom_data;
break;
case 'NCTG': // NikonTags
// http://www.sno.phy.queensu.ca/~phil/exiftool/TagNames/Nikon.html#NCTG
$atom_structure['data'] = $this->QuicktimeParseNikonNCTG($atom_data);
break;
case 'NCDB': // NikonTags
// http://www.sno.phy.queensu.ca/~phil/exiftool/TagNames/Nikon.html
$atom_structure['data'] = $atom_data;
break;
case "\x00\x00\x00\x00":
case 'meta': // METAdata atom
// some kind of metacontainer, may contain a big data dump such as:
// mdta keys  mdtacom.apple.quicktime.make (mdtacom.apple.quicktime.creationdate ,mdtacom.apple.quicktime.location.ISO6709 $mdtacom.apple.quicktime.software !mdtacom.apple.quicktime.model ilst   data DEApple 0  (data DE2011-05-11T17:54:04+0200 2  *data DE+52.4936+013.3897+040.247/   data DE4.3.1  data DEiPhone 4
// http://www.geocities.com/xhelmboyx/quicktime/formats/qti-layout.txt
$atom_structure['version'] = getid3_lib::BigEndian2Int(substr($atom_data, 0, 1));
$atom_structure['flags_raw'] = getid3_lib::BigEndian2Int(substr($atom_data, 1, 3));
$atom_structure['subatoms'] = $this->QuicktimeParseContainerAtom(substr($atom_data, 4), $baseoffset + 8, $atomHierarchy, $ParseAllPossibleAtoms);
//$atom_structure['subatoms'] = $this->QuicktimeParseContainerAtom($atom_data, $baseoffset + 8, $atomHierarchy, $ParseAllPossibleAtoms);
break;
case 'data': // metaDATA atom
// seems to be 2 bytes language code (ASCII), 2 bytes unknown (set to 0x10B5 in sample I have), remainder is useful data
$atom_structure['language'] = substr($atom_data, 4 + 0, 2);
$atom_structure['unknown'] = getid3_lib::BigEndian2Int(substr($atom_data, 4 + 2, 2));
$atom_structure['data'] = substr($atom_data, 4 + 4);
break;
default:
$info['warning'][] = 'Unknown QuickTime atom type: "'.getid3_lib::PrintHexBytes($atomname).'" at offset '.$baseoffset;
$atom_structure['data'] = $atom_data;
break;
}
array_pop($atomHierarchy);
return $atom_structure;
}
function QuicktimeParseContainerAtom($atom_data, $baseoffset, &$atomHierarchy, $ParseAllPossibleAtoms) {
//echo 'QuicktimeParseContainerAtom('.substr($atom_data, 4, 4).') @ '.$baseoffset.'<br><br>';
$atom_structure = false;
$subatomoffset = 0;
$subatomcounter = 0;
if ((strlen($atom_data) == 4) && (getid3_lib::BigEndian2Int($atom_data) == 0x00000000)) {
return false;
}
while ($subatomoffset < strlen($atom_data)) {
$subatomsize = getid3_lib::BigEndian2Int(substr($atom_data, $subatomoffset + 0, 4));
$subatomname = substr($atom_data, $subatomoffset + 4, 4);
$subatomdata = substr($atom_data, $subatomoffset + 8, $subatomsize - 8);
if ($subatomsize == 0) {
// Furthermore, for historical reasons the list of atoms is optionally
// terminated by a 32-bit integer set to 0. If you are writing a program
// to read user data atoms, you should allow for the terminating 0.
return $atom_structure;
}
$atom_structure[$subatomcounter] = $this->QuicktimeParseAtom($subatomname, $subatomsize, $subatomdata, $baseoffset + $subatomoffset, $atomHierarchy, $ParseAllPossibleAtoms);
$subatomoffset += $subatomsize;
$subatomcounter++;
}
return $atom_structure;
}
function quicktime_read_mp4_descr_length($data, &$offset) {
// http://libquicktime.sourcearchive.com/documentation/2:1.0.2plus-pdebian-2build1/esds_8c-source.html
$num_bytes = 0;
$length = 0;
do {
$b = ord(substr($data, $offset++, 1));
$length = ($length << 7) | ($b & 0x7F);
} while (($b & 0x80) && ($num_bytes++ < 4));
return $length;
}
function QuicktimeLanguageLookup($languageid) {
static $QuicktimeLanguageLookup = array();
if (empty($QuicktimeLanguageLookup)) {
$QuicktimeLanguageLookup[0] = 'English';
$QuicktimeLanguageLookup[1] = 'French';
$QuicktimeLanguageLookup[2] = 'German';
$QuicktimeLanguageLookup[3] = 'Italian';
$QuicktimeLanguageLookup[4] = 'Dutch';
$QuicktimeLanguageLookup[5] = 'Swedish';
$QuicktimeLanguageLookup[6] = 'Spanish';
$QuicktimeLanguageLookup[7] = 'Danish';
$QuicktimeLanguageLookup[8] = 'Portuguese';
$QuicktimeLanguageLookup[9] = 'Norwegian';
$QuicktimeLanguageLookup[10] = 'Hebrew';
$QuicktimeLanguageLookup[11] = 'Japanese';
$QuicktimeLanguageLookup[12] = 'Arabic';
$QuicktimeLanguageLookup[13] = 'Finnish';
$QuicktimeLanguageLookup[14] = 'Greek';
$QuicktimeLanguageLookup[15] = 'Icelandic';
$QuicktimeLanguageLookup[16] = 'Maltese';
$QuicktimeLanguageLookup[17] = 'Turkish';
$QuicktimeLanguageLookup[18] = 'Croatian';
$QuicktimeLanguageLookup[19] = 'Chinese (Traditional)';
$QuicktimeLanguageLookup[20] = 'Urdu';
$QuicktimeLanguageLookup[21] = 'Hindi';
$QuicktimeLanguageLookup[22] = 'Thai';
$QuicktimeLanguageLookup[23] = 'Korean';
$QuicktimeLanguageLookup[24] = 'Lithuanian';
$QuicktimeLanguageLookup[25] = 'Polish';
$QuicktimeLanguageLookup[26] = 'Hungarian';
$QuicktimeLanguageLookup[27] = 'Estonian';
$QuicktimeLanguageLookup[28] = 'Lettish';
$QuicktimeLanguageLookup[28] = 'Latvian';
$QuicktimeLanguageLookup[29] = 'Saamisk';
$QuicktimeLanguageLookup[29] = 'Lappish';
$QuicktimeLanguageLookup[30] = 'Faeroese';
$QuicktimeLanguageLookup[31] = 'Farsi';
$QuicktimeLanguageLookup[31] = 'Persian';
$QuicktimeLanguageLookup[32] = 'Russian';
$QuicktimeLanguageLookup[33] = 'Chinese (Simplified)';
$QuicktimeLanguageLookup[34] = 'Flemish';
$QuicktimeLanguageLookup[35] = 'Irish';
$QuicktimeLanguageLookup[36] = 'Albanian';
$QuicktimeLanguageLookup[37] = 'Romanian';
$QuicktimeLanguageLookup[38] = 'Czech';
$QuicktimeLanguageLookup[39] = 'Slovak';
$QuicktimeLanguageLookup[40] = 'Slovenian';
$QuicktimeLanguageLookup[41] = 'Yiddish';
$QuicktimeLanguageLookup[42] = 'Serbian';
$QuicktimeLanguageLookup[43] = 'Macedonian';
$QuicktimeLanguageLookup[44] = 'Bulgarian';
$QuicktimeLanguageLookup[45] = 'Ukrainian';
$QuicktimeLanguageLookup[46] = 'Byelorussian';
$QuicktimeLanguageLookup[47] = 'Uzbek';
$QuicktimeLanguageLookup[48] = 'Kazakh';
$QuicktimeLanguageLookup[49] = 'Azerbaijani';
$QuicktimeLanguageLookup[50] = 'AzerbaijanAr';
$QuicktimeLanguageLookup[51] = 'Armenian';
$QuicktimeLanguageLookup[52] = 'Georgian';
$QuicktimeLanguageLookup[53] = 'Moldavian';
$QuicktimeLanguageLookup[54] = 'Kirghiz';
$QuicktimeLanguageLookup[55] = 'Tajiki';
$QuicktimeLanguageLookup[56] = 'Turkmen';
$QuicktimeLanguageLookup[57] = 'Mongolian';
$QuicktimeLanguageLookup[58] = 'MongolianCyr';
$QuicktimeLanguageLookup[59] = 'Pashto';
$QuicktimeLanguageLookup[60] = 'Kurdish';
$QuicktimeLanguageLookup[61] = 'Kashmiri';
$QuicktimeLanguageLookup[62] = 'Sindhi';
$QuicktimeLanguageLookup[63] = 'Tibetan';
$QuicktimeLanguageLookup[64] = 'Nepali';
$QuicktimeLanguageLookup[65] = 'Sanskrit';
$QuicktimeLanguageLookup[66] = 'Marathi';
$QuicktimeLanguageLookup[67] = 'Bengali';
$QuicktimeLanguageLookup[68] = 'Assamese';
$QuicktimeLanguageLookup[69] = 'Gujarati';
$QuicktimeLanguageLookup[70] = 'Punjabi';
$QuicktimeLanguageLookup[71] = 'Oriya';
$QuicktimeLanguageLookup[72] = 'Malayalam';
$QuicktimeLanguageLookup[73] = 'Kannada';
$QuicktimeLanguageLookup[74] = 'Tamil';
$QuicktimeLanguageLookup[75] = 'Telugu';
$QuicktimeLanguageLookup[76] = 'Sinhalese';
$QuicktimeLanguageLookup[77] = 'Burmese';
$QuicktimeLanguageLookup[78] = 'Khmer';
$QuicktimeLanguageLookup[79] = 'Lao';
$QuicktimeLanguageLookup[80] = 'Vietnamese';
$QuicktimeLanguageLookup[81] = 'Indonesian';
$QuicktimeLanguageLookup[82] = 'Tagalog';
$QuicktimeLanguageLookup[83] = 'MalayRoman';
$QuicktimeLanguageLookup[84] = 'MalayArabic';
$QuicktimeLanguageLookup[85] = 'Amharic';
$QuicktimeLanguageLookup[86] = 'Tigrinya';
$QuicktimeLanguageLookup[87] = 'Galla';
$QuicktimeLanguageLookup[87] = 'Oromo';
$QuicktimeLanguageLookup[88] = 'Somali';
$QuicktimeLanguageLookup[89] = 'Swahili';
$QuicktimeLanguageLookup[90] = 'Ruanda';
$QuicktimeLanguageLookup[91] = 'Rundi';
$QuicktimeLanguageLookup[92] = 'Chewa';
$QuicktimeLanguageLookup[93] = 'Malagasy';
$QuicktimeLanguageLookup[94] = 'Esperanto';
$QuicktimeLanguageLookup[128] = 'Welsh';
$QuicktimeLanguageLookup[129] = 'Basque';
$QuicktimeLanguageLookup[130] = 'Catalan';
$QuicktimeLanguageLookup[131] = 'Latin';
$QuicktimeLanguageLookup[132] = 'Quechua';
$QuicktimeLanguageLookup[133] = 'Guarani';
$QuicktimeLanguageLookup[134] = 'Aymara';
$QuicktimeLanguageLookup[135] = 'Tatar';
$QuicktimeLanguageLookup[136] = 'Uighur';
$QuicktimeLanguageLookup[137] = 'Dzongkha';
$QuicktimeLanguageLookup[138] = 'JavaneseRom';
}
return (isset($QuicktimeLanguageLookup[$languageid]) ? $QuicktimeLanguageLookup[$languageid] : 'invalid');
}
function QuicktimeVideoCodecLookup($codecid) {
static $QuicktimeVideoCodecLookup = array();
if (empty($QuicktimeVideoCodecLookup)) {
$QuicktimeVideoCodecLookup['.SGI'] = 'SGI';
$QuicktimeVideoCodecLookup['3IV1'] = '3ivx MPEG-4 v1';
$QuicktimeVideoCodecLookup['3IV2'] = '3ivx MPEG-4 v2';
$QuicktimeVideoCodecLookup['3IVX'] = '3ivx MPEG-4';
$QuicktimeVideoCodecLookup['8BPS'] = 'Planar RGB';
$QuicktimeVideoCodecLookup['avc1'] = 'H.264/MPEG-4 AVC';
$QuicktimeVideoCodecLookup['avr '] = 'AVR-JPEG';
$QuicktimeVideoCodecLookup['b16g'] = '16Gray';
$QuicktimeVideoCodecLookup['b32a'] = '32AlphaGray';
$QuicktimeVideoCodecLookup['b48r'] = '48RGB';
$QuicktimeVideoCodecLookup['b64a'] = '64ARGB';
$QuicktimeVideoCodecLookup['base'] = 'Base';
$QuicktimeVideoCodecLookup['clou'] = 'Cloud';
$QuicktimeVideoCodecLookup['cmyk'] = 'CMYK';
$QuicktimeVideoCodecLookup['cvid'] = 'Cinepak';
$QuicktimeVideoCodecLookup['dmb1'] = 'OpenDML JPEG';
$QuicktimeVideoCodecLookup['dvc '] = 'DVC-NTSC';
$QuicktimeVideoCodecLookup['dvcp'] = 'DVC-PAL';
$QuicktimeVideoCodecLookup['dvpn'] = 'DVCPro-NTSC';
$QuicktimeVideoCodecLookup['dvpp'] = 'DVCPro-PAL';
$QuicktimeVideoCodecLookup['fire'] = 'Fire';
$QuicktimeVideoCodecLookup['flic'] = 'FLC';
$QuicktimeVideoCodecLookup['gif '] = 'GIF';
$QuicktimeVideoCodecLookup['h261'] = 'H261';
$QuicktimeVideoCodecLookup['h263'] = 'H263';
$QuicktimeVideoCodecLookup['IV41'] = 'Indeo4';
$QuicktimeVideoCodecLookup['jpeg'] = 'JPEG';
$QuicktimeVideoCodecLookup['kpcd'] = 'PhotoCD';
$QuicktimeVideoCodecLookup['mjpa'] = 'Motion JPEG-A';
$QuicktimeVideoCodecLookup['mjpb'] = 'Motion JPEG-B';
$QuicktimeVideoCodecLookup['msvc'] = 'Microsoft Video1';
$QuicktimeVideoCodecLookup['myuv'] = 'MPEG YUV420';
$QuicktimeVideoCodecLookup['path'] = 'Vector';
$QuicktimeVideoCodecLookup['png '] = 'PNG';
$QuicktimeVideoCodecLookup['PNTG'] = 'MacPaint';
$QuicktimeVideoCodecLookup['qdgx'] = 'QuickDrawGX';
$QuicktimeVideoCodecLookup['qdrw'] = 'QuickDraw';
$QuicktimeVideoCodecLookup['raw '] = 'RAW';
$QuicktimeVideoCodecLookup['ripl'] = 'WaterRipple';
$QuicktimeVideoCodecLookup['rpza'] = 'Video';
$QuicktimeVideoCodecLookup['smc '] = 'Graphics';
$QuicktimeVideoCodecLookup['SVQ1'] = 'Sorenson Video 1';
$QuicktimeVideoCodecLookup['SVQ1'] = 'Sorenson Video 3';
$QuicktimeVideoCodecLookup['syv9'] = 'Sorenson YUV9';
$QuicktimeVideoCodecLookup['tga '] = 'Targa';
$QuicktimeVideoCodecLookup['tiff'] = 'TIFF';
$QuicktimeVideoCodecLookup['WRAW'] = 'Windows RAW';
$QuicktimeVideoCodecLookup['WRLE'] = 'BMP';
$QuicktimeVideoCodecLookup['y420'] = 'YUV420';
$QuicktimeVideoCodecLookup['yuv2'] = 'ComponentVideo';
$QuicktimeVideoCodecLookup['yuvs'] = 'ComponentVideoUnsigned';
$QuicktimeVideoCodecLookup['yuvu'] = 'ComponentVideoSigned';
}
return (isset($QuicktimeVideoCodecLookup[$codecid]) ? $QuicktimeVideoCodecLookup[$codecid] : '');
}
function QuicktimeAudioCodecLookup($codecid) {
static $QuicktimeAudioCodecLookup = array();
if (empty($QuicktimeAudioCodecLookup)) {
$QuicktimeAudioCodecLookup['.mp3'] = 'Fraunhofer MPEG Layer-III alias';
$QuicktimeAudioCodecLookup['aac '] = 'ISO/IEC 14496-3 AAC';
$QuicktimeAudioCodecLookup['agsm'] = 'Apple GSM 10:1';
$QuicktimeAudioCodecLookup['alac'] = 'Apple Lossless Audio Codec';
$QuicktimeAudioCodecLookup['alaw'] = 'A-law 2:1';
$QuicktimeAudioCodecLookup['conv'] = 'Sample Format';
$QuicktimeAudioCodecLookup['dvca'] = 'DV';
$QuicktimeAudioCodecLookup['dvi '] = 'DV 4:1';
$QuicktimeAudioCodecLookup['eqal'] = 'Frequency Equalizer';
$QuicktimeAudioCodecLookup['fl32'] = '32-bit Floating Point';
$QuicktimeAudioCodecLookup['fl64'] = '64-bit Floating Point';
$QuicktimeAudioCodecLookup['ima4'] = 'Interactive Multimedia Association 4:1';
$QuicktimeAudioCodecLookup['in24'] = '24-bit Integer';
$QuicktimeAudioCodecLookup['in32'] = '32-bit Integer';
$QuicktimeAudioCodecLookup['lpc '] = 'LPC 23:1';
$QuicktimeAudioCodecLookup['MAC3'] = 'Macintosh Audio Compression/Expansion (MACE) 3:1';
$QuicktimeAudioCodecLookup['MAC6'] = 'Macintosh Audio Compression/Expansion (MACE) 6:1';
$QuicktimeAudioCodecLookup['mixb'] = '8-bit Mixer';
$QuicktimeAudioCodecLookup['mixw'] = '16-bit Mixer';
$QuicktimeAudioCodecLookup['mp4a'] = 'ISO/IEC 14496-3 AAC';
$QuicktimeAudioCodecLookup['MS'."\x00\x02"] = 'Microsoft ADPCM';
$QuicktimeAudioCodecLookup['MS'."\x00\x11"] = 'DV IMA';
$QuicktimeAudioCodecLookup['MS'."\x00\x55"] = 'Fraunhofer MPEG Layer III';
$QuicktimeAudioCodecLookup['NONE'] = 'No Encoding';
$QuicktimeAudioCodecLookup['Qclp'] = 'Qualcomm PureVoice';
$QuicktimeAudioCodecLookup['QDM2'] = 'QDesign Music 2';
$QuicktimeAudioCodecLookup['QDMC'] = 'QDesign Music 1';
$QuicktimeAudioCodecLookup['ratb'] = '8-bit Rate';
$QuicktimeAudioCodecLookup['ratw'] = '16-bit Rate';
$QuicktimeAudioCodecLookup['raw '] = 'raw PCM';
$QuicktimeAudioCodecLookup['sour'] = 'Sound Source';
$QuicktimeAudioCodecLookup['sowt'] = 'signed/two\'s complement (Little Endian)';
$QuicktimeAudioCodecLookup['str1'] = 'Iomega MPEG layer II';
$QuicktimeAudioCodecLookup['str2'] = 'Iomega MPEG *layer II';
$QuicktimeAudioCodecLookup['str3'] = 'Iomega MPEG **layer II';
$QuicktimeAudioCodecLookup['str4'] = 'Iomega MPEG ***layer II';
$QuicktimeAudioCodecLookup['twos'] = 'signed/two\'s complement (Big Endian)';
$QuicktimeAudioCodecLookup['ulaw'] = 'mu-law 2:1';
}
return (isset($QuicktimeAudioCodecLookup[$codecid]) ? $QuicktimeAudioCodecLookup[$codecid] : '');
}
function QuicktimeDCOMLookup($compressionid) {
static $QuicktimeDCOMLookup = array();
if (empty($QuicktimeDCOMLookup)) {
$QuicktimeDCOMLookup['zlib'] = 'ZLib Deflate';
$QuicktimeDCOMLookup['adec'] = 'Apple Compression';
}
return (isset($QuicktimeDCOMLookup[$compressionid]) ? $QuicktimeDCOMLookup[$compressionid] : '');
}
function QuicktimeColorNameLookup($colordepthid) {
static $QuicktimeColorNameLookup = array();
if (empty($QuicktimeColorNameLookup)) {
$QuicktimeColorNameLookup[1] = '2-color (monochrome)';
$QuicktimeColorNameLookup[2] = '4-color';
$QuicktimeColorNameLookup[4] = '16-color';
$QuicktimeColorNameLookup[8] = '256-color';
$QuicktimeColorNameLookup[16] = 'thousands (16-bit color)';
$QuicktimeColorNameLookup[24] = 'millions (24-bit color)';
$QuicktimeColorNameLookup[32] = 'millions+ (32-bit color)';
$QuicktimeColorNameLookup[33] = 'black & white';
$QuicktimeColorNameLookup[34] = '4-gray';
$QuicktimeColorNameLookup[36] = '16-gray';
$QuicktimeColorNameLookup[40] = '256-gray';
}
return (isset($QuicktimeColorNameLookup[$colordepthid]) ? $QuicktimeColorNameLookup[$colordepthid] : 'invalid');
}
function QuicktimeSTIKLookup($stik) {
static $QuicktimeSTIKLookup = array();
if (empty($QuicktimeSTIKLookup)) {
$QuicktimeSTIKLookup[0] = 'Movie';
$QuicktimeSTIKLookup[1] = 'Normal';
$QuicktimeSTIKLookup[2] = 'Audiobook';
$QuicktimeSTIKLookup[5] = 'Whacked Bookmark';
$QuicktimeSTIKLookup[6] = 'Music Video';
$QuicktimeSTIKLookup[9] = 'Short Film';
$QuicktimeSTIKLookup[10] = 'TV Show';
$QuicktimeSTIKLookup[11] = 'Booklet';
$QuicktimeSTIKLookup[14] = 'Ringtone';
$QuicktimeSTIKLookup[21] = 'Podcast';
}
return (isset($QuicktimeSTIKLookup[$stik]) ? $QuicktimeSTIKLookup[$stik] : 'invalid');
}
function QuicktimeIODSaudioProfileName($audio_profile_id) {
static $QuicktimeIODSaudioProfileNameLookup = array();
if (empty($QuicktimeIODSaudioProfileNameLookup)) {
$QuicktimeIODSaudioProfileNameLookup = array(
0x00 => 'ISO Reserved (0x00)',
0x01 => 'Main Audio Profile @ Level 1',
0x02 => 'Main Audio Profile @ Level 2',
0x03 => 'Main Audio Profile @ Level 3',
0x04 => 'Main Audio Profile @ Level 4',
0x05 => 'Scalable Audio Profile @ Level 1',
0x06 => 'Scalable Audio Profile @ Level 2',
0x07 => 'Scalable Audio Profile @ Level 3',
0x08 => 'Scalable Audio Profile @ Level 4',
0x09 => 'Speech Audio Profile @ Level 1',
0x0A => 'Speech Audio Profile @ Level 2',
0x0B => 'Synthetic Audio Profile @ Level 1',
0x0C => 'Synthetic Audio Profile @ Level 2',
0x0D => 'Synthetic Audio Profile @ Level 3',
0x0E => 'High Quality Audio Profile @ Level 1',
0x0F => 'High Quality Audio Profile @ Level 2',
0x10 => 'High Quality Audio Profile @ Level 3',
0x11 => 'High Quality Audio Profile @ Level 4',
0x12 => 'High Quality Audio Profile @ Level 5',
0x13 => 'High Quality Audio Profile @ Level 6',
0x14 => 'High Quality Audio Profile @ Level 7',
0x15 => 'High Quality Audio Profile @ Level 8',
0x16 => 'Low Delay Audio Profile @ Level 1',
0x17 => 'Low Delay Audio Profile @ Level 2',
0x18 => 'Low Delay Audio Profile @ Level 3',
0x19 => 'Low Delay Audio Profile @ Level 4',
0x1A => 'Low Delay Audio Profile @ Level 5',
0x1B => 'Low Delay Audio Profile @ Level 6',
0x1C => 'Low Delay Audio Profile @ Level 7',
0x1D => 'Low Delay Audio Profile @ Level 8',
0x1E => 'Natural Audio Profile @ Level 1',
0x1F => 'Natural Audio Profile @ Level 2',
0x20 => 'Natural Audio Profile @ Level 3',
0x21 => 'Natural Audio Profile @ Level 4',
0x22 => 'Mobile Audio Internetworking Profile @ Level 1',
0x23 => 'Mobile Audio Internetworking Profile @ Level 2',
0x24 => 'Mobile Audio Internetworking Profile @ Level 3',
0x25 => 'Mobile Audio Internetworking Profile @ Level 4',
0x26 => 'Mobile Audio Internetworking Profile @ Level 5',
0x27 => 'Mobile Audio Internetworking Profile @ Level 6',
0x28 => 'AAC Profile @ Level 1',
0x29 => 'AAC Profile @ Level 2',
0x2A => 'AAC Profile @ Level 4',
0x2B => 'AAC Profile @ Level 5',
0x2C => 'High Efficiency AAC Profile @ Level 2',
0x2D => 'High Efficiency AAC Profile @ Level 3',
0x2E => 'High Efficiency AAC Profile @ Level 4',
0x2F => 'High Efficiency AAC Profile @ Level 5',
0xFE => 'Not part of MPEG-4 audio profiles',
0xFF => 'No audio capability required',
);
}
return (isset($QuicktimeIODSaudioProfileNameLookup[$audio_profile_id]) ? $QuicktimeIODSaudioProfileNameLookup[$audio_profile_id] : 'ISO Reserved / User Private');
}
function QuicktimeIODSvideoProfileName($video_profile_id) {
static $QuicktimeIODSvideoProfileNameLookup = array();
if (empty($QuicktimeIODSvideoProfileNameLookup)) {
$QuicktimeIODSvideoProfileNameLookup = array(
0x00 => 'Reserved (0x00) Profile',
0x01 => 'Simple Profile @ Level 1',
0x02 => 'Simple Profile @ Level 2',
0x03 => 'Simple Profile @ Level 3',
0x08 => 'Simple Profile @ Level 0',
0x10 => 'Simple Scalable Profile @ Level 0',
0x11 => 'Simple Scalable Profile @ Level 1',
0x12 => 'Simple Scalable Profile @ Level 2',
0x15 => 'AVC/H264 Profile',
0x21 => 'Core Profile @ Level 1',
0x22 => 'Core Profile @ Level 2',
0x32 => 'Main Profile @ Level 2',
0x33 => 'Main Profile @ Level 3',
0x34 => 'Main Profile @ Level 4',
0x42 => 'N-bit Profile @ Level 2',
0x51 => 'Scalable Texture Profile @ Level 1',
0x61 => 'Simple Face Animation Profile @ Level 1',
0x62 => 'Simple Face Animation Profile @ Level 2',
0x63 => 'Simple FBA Profile @ Level 1',
0x64 => 'Simple FBA Profile @ Level 2',
0x71 => 'Basic Animated Texture Profile @ Level 1',
0x72 => 'Basic Animated Texture Profile @ Level 2',
0x81 => 'Hybrid Profile @ Level 1',
0x82 => 'Hybrid Profile @ Level 2',
0x91 => 'Advanced Real Time Simple Profile @ Level 1',
0x92 => 'Advanced Real Time Simple Profile @ Level 2',
0x93 => 'Advanced Real Time Simple Profile @ Level 3',
0x94 => 'Advanced Real Time Simple Profile @ Level 4',
0xA1 => 'Core Scalable Profile @ Level1',
0xA2 => 'Core Scalable Profile @ Level2',
0xA3 => 'Core Scalable Profile @ Level3',
0xB1 => 'Advanced Coding Efficiency Profile @ Level 1',
0xB2 => 'Advanced Coding Efficiency Profile @ Level 2',
0xB3 => 'Advanced Coding Efficiency Profile @ Level 3',
0xB4 => 'Advanced Coding Efficiency Profile @ Level 4',
0xC1 => 'Advanced Core Profile @ Level 1',
0xC2 => 'Advanced Core Profile @ Level 2',
0xD1 => 'Advanced Scalable Texture @ Level1',
0xD2 => 'Advanced Scalable Texture @ Level2',
0xE1 => 'Simple Studio Profile @ Level 1',
0xE2 => 'Simple Studio Profile @ Level 2',
0xE3 => 'Simple Studio Profile @ Level 3',
0xE4 => 'Simple Studio Profile @ Level 4',
0xE5 => 'Core Studio Profile @ Level 1',
0xE6 => 'Core Studio Profile @ Level 2',
0xE7 => 'Core Studio Profile @ Level 3',
0xE8 => 'Core Studio Profile @ Level 4',
0xF0 => 'Advanced Simple Profile @ Level 0',
0xF1 => 'Advanced Simple Profile @ Level 1',
0xF2 => 'Advanced Simple Profile @ Level 2',
0xF3 => 'Advanced Simple Profile @ Level 3',
0xF4 => 'Advanced Simple Profile @ Level 4',
0xF5 => 'Advanced Simple Profile @ Level 5',
0xF7 => 'Advanced Simple Profile @ Level 3b',
0xF8 => 'Fine Granularity Scalable Profile @ Level 0',
0xF9 => 'Fine Granularity Scalable Profile @ Level 1',
0xFA => 'Fine Granularity Scalable Profile @ Level 2',
0xFB => 'Fine Granularity Scalable Profile @ Level 3',
0xFC => 'Fine Granularity Scalable Profile @ Level 4',
0xFD => 'Fine Granularity Scalable Profile @ Level 5',
0xFE => 'Not part of MPEG-4 Visual profiles',
0xFF => 'No visual capability required',
);
}
return (isset($QuicktimeIODSvideoProfileNameLookup[$video_profile_id]) ? $QuicktimeIODSvideoProfileNameLookup[$video_profile_id] : 'ISO Reserved Profile');
}
function QuicktimeContentRatingLookup($rtng) {
static $QuicktimeContentRatingLookup = array();
if (empty($QuicktimeContentRatingLookup)) {
$QuicktimeContentRatingLookup[0] = 'None';
$QuicktimeContentRatingLookup[2] = 'Clean';
$QuicktimeContentRatingLookup[4] = 'Explicit';
}
return (isset($QuicktimeContentRatingLookup[$rtng]) ? $QuicktimeContentRatingLookup[$rtng] : 'invalid');
}
function QuicktimeStoreAccountTypeLookup($akid) {
static $QuicktimeStoreAccountTypeLookup = array();
if (empty($QuicktimeStoreAccountTypeLookup)) {
$QuicktimeStoreAccountTypeLookup[0] = 'iTunes';
$QuicktimeStoreAccountTypeLookup[1] = 'AOL';
}
return (isset($QuicktimeStoreAccountTypeLookup[$akid]) ? $QuicktimeStoreAccountTypeLookup[$akid] : 'invalid');
}
function QuicktimeStoreFrontCodeLookup($sfid) {
static $QuicktimeStoreFrontCodeLookup = array();
if (empty($QuicktimeStoreFrontCodeLookup)) {
$QuicktimeStoreFrontCodeLookup[143460] = 'Australia';
$QuicktimeStoreFrontCodeLookup[143445] = 'Austria';
$QuicktimeStoreFrontCodeLookup[143446] = 'Belgium';
$QuicktimeStoreFrontCodeLookup[143455] = 'Canada';
$QuicktimeStoreFrontCodeLookup[143458] = 'Denmark';
$QuicktimeStoreFrontCodeLookup[143447] = 'Finland';
$QuicktimeStoreFrontCodeLookup[143442] = 'France';
$QuicktimeStoreFrontCodeLookup[143443] = 'Germany';
$QuicktimeStoreFrontCodeLookup[143448] = 'Greece';
$QuicktimeStoreFrontCodeLookup[143449] = 'Ireland';
$QuicktimeStoreFrontCodeLookup[143450] = 'Italy';
$QuicktimeStoreFrontCodeLookup[143462] = 'Japan';
$QuicktimeStoreFrontCodeLookup[143451] = 'Luxembourg';
$QuicktimeStoreFrontCodeLookup[143452] = 'Netherlands';
$QuicktimeStoreFrontCodeLookup[143461] = 'New Zealand';
$QuicktimeStoreFrontCodeLookup[143457] = 'Norway';
$QuicktimeStoreFrontCodeLookup[143453] = 'Portugal';
$QuicktimeStoreFrontCodeLookup[143454] = 'Spain';
$QuicktimeStoreFrontCodeLookup[143456] = 'Sweden';
$QuicktimeStoreFrontCodeLookup[143459] = 'Switzerland';
$QuicktimeStoreFrontCodeLookup[143444] = 'United Kingdom';
$QuicktimeStoreFrontCodeLookup[143441] = 'United States';
}
return (isset($QuicktimeStoreFrontCodeLookup[$sfid]) ? $QuicktimeStoreFrontCodeLookup[$sfid] : 'invalid');
}
function QuicktimeParseNikonNCTG($atom_data) {
// http://www.sno.phy.queensu.ca/~phil/exiftool/TagNames/Nikon.html#NCTG
// Nikon-specific QuickTime tags found in the NCDT atom of MOV videos from some Nikon cameras such as the Coolpix S8000 and D5100
// Data is stored as records of:
// * 4 bytes record type
// * 2 bytes size of data field type:
// 0x0001 = flag (size field *= 1-byte)
// 0x0002 = char (size field *= 1-byte)
// 0x0003 = DWORD+ (size field *= 2-byte), values are stored CDAB
// 0x0004 = QWORD+ (size field *= 4-byte), values are stored EFGHABCD
// 0x0005 = float (size field *= 8-byte), values are stored aaaabbbb where value is aaaa/bbbb; possibly multiple sets of values appended together
// 0x0007 = bytes (size field *= 1-byte), values are stored as ??????
// 0x0008 = ????? (size field *= 2-byte), values are stored as ??????
// * 2 bytes data size field
// * ? bytes data (string data may be null-padded; datestamp fields are in the format "2011:05:25 20:24:15")
// all integers are stored BigEndian
$NCTGtagName = array(
0x00000001 => 'Make',
0x00000002 => 'Model',
0x00000003 => 'Software',
0x00000011 => 'CreateDate',
0x00000012 => 'DateTimeOriginal',
0x00000013 => 'FrameCount',
0x00000016 => 'FrameRate',
0x00000022 => 'FrameWidth',
0x00000023 => 'FrameHeight',
0x00000032 => 'AudioChannels',
0x00000033 => 'AudioBitsPerSample',
0x00000034 => 'AudioSampleRate',
0x02000001 => 'MakerNoteVersion',
0x02000005 => 'WhiteBalance',
0x0200000b => 'WhiteBalanceFineTune',
0x0200001e => 'ColorSpace',
0x02000023 => 'PictureControlData',
0x02000024 => 'WorldTime',
0x02000032 => 'UnknownInfo',
0x02000083 => 'LensType',
0x02000084 => 'Lens',
);
$offset = 0;
$datalength = strlen($atom_data);
$parsed = array();
while ($offset < $datalength) {
//echo getid3_lib::PrintHexBytes(substr($atom_data, $offset, 4)).'<br>';
$record_type = getid3_lib::BigEndian2Int(substr($atom_data, $offset, 4)); $offset += 4;
$data_size_type = getid3_lib::BigEndian2Int(substr($atom_data, $offset, 2)); $offset += 2;
$data_size = getid3_lib::BigEndian2Int(substr($atom_data, $offset, 2)); $offset += 2;
switch ($data_size_type) {
case 0x0001: // 0x0001 = flag (size field *= 1-byte)
$data = getid3_lib::BigEndian2Int(substr($atom_data, $offset, $data_size * 1));
$offset += ($data_size * 1);
break;
case 0x0002: // 0x0002 = char (size field *= 1-byte)
$data = substr($atom_data, $offset, $data_size * 1);
$offset += ($data_size * 1);
$data = rtrim($data, "\x00");
break;
case 0x0003: // 0x0003 = DWORD+ (size field *= 2-byte), values are stored CDAB
$data = '';
for ($i = $data_size - 1; $i >= 0; $i--) {
$data .= substr($atom_data, $offset + ($i * 2), 2);
}
$data = getid3_lib::BigEndian2Int($data);
$offset += ($data_size * 2);
break;
case 0x0004: // 0x0004 = QWORD+ (size field *= 4-byte), values are stored EFGHABCD
$data = '';
for ($i = $data_size - 1; $i >= 0; $i--) {
$data .= substr($atom_data, $offset + ($i * 4), 4);
}
$data = getid3_lib::BigEndian2Int($data);
$offset += ($data_size * 4);
break;
case 0x0005: // 0x0005 = float (size field *= 8-byte), values are stored aaaabbbb where value is aaaa/bbbb; possibly multiple sets of values appended together
$data = array();
for ($i = 0; $i < $data_size; $i++) {
$numerator = getid3_lib::BigEndian2Int(substr($atom_data, $offset + ($i * 8) + 0, 4));
$denomninator = getid3_lib::BigEndian2Int(substr($atom_data, $offset + ($i * 8) + 4, 4));
if ($denomninator == 0) {
$data[$i] = false;
} else {
$data[$i] = (double) $numerator / $denomninator;
}
}
$offset += (8 * $data_size);
if (count($data) == 1) {
$data = $data[0];
}
break;
case 0x0007: // 0x0007 = bytes (size field *= 1-byte), values are stored as ??????
$data = substr($atom_data, $offset, $data_size * 1);
$offset += ($data_size * 1);
break;
case 0x0008: // 0x0008 = ????? (size field *= 2-byte), values are stored as ??????
$data = substr($atom_data, $offset, $data_size * 2);
$offset += ($data_size * 2);
break;
default:
echo 'QuicktimeParseNikonNCTG()::unknown $data_size_type: '.$data_size_type.'<br>';
break 2;
}
switch ($record_type) {
case 0x00000011: // CreateDate
case 0x00000012: // DateTimeOriginal
$data = strtotime($data);
break;
case 0x0200001e: // ColorSpace
switch ($data) {
case 1:
$data = 'sRGB';
break;
case 2:
$data = 'Adobe RGB';
break;
}
break;
case 0x02000023: // PictureControlData
$PictureControlAdjust = array(0=>'default', 1=>'quick', 2=>'full');
$FilterEffect = array(0x80=>'off', 0x81=>'yellow', 0x82=>'orange', 0x83=>'red', 0x84=>'green', 0xff=>'n/a');
$ToningEffect = array(0x80=>'b&w', 0x81=>'sepia', 0x82=>'cyanotype', 0x83=>'red', 0x84=>'yellow', 0x85=>'green', 0x86=>'blue-green', 0x87=>'blue', 0x88=>'purple-blue', 0x89=>'red-purple', 0xff=>'n/a');
$data = array(
'PictureControlVersion' => substr($data, 0, 4),
'PictureControlName' => rtrim(substr($data, 4, 20), "\x00"),
'PictureControlBase' => rtrim(substr($data, 24, 20), "\x00"),
//'?' => substr($data, 44, 4),
'PictureControlAdjust' => $PictureControlAdjust[ord(substr($data, 48, 1))],
'PictureControlQuickAdjust' => ord(substr($data, 49, 1)),
'Sharpness' => ord(substr($data, 50, 1)),
'Contrast' => ord(substr($data, 51, 1)),
'Brightness' => ord(substr($data, 52, 1)),
'Saturation' => ord(substr($data, 53, 1)),
'HueAdjustment' => ord(substr($data, 54, 1)),
'FilterEffect' => $FilterEffect[ord(substr($data, 55, 1))],
'ToningEffect' => $ToningEffect[ord(substr($data, 56, 1))],
'ToningSaturation' => ord(substr($data, 57, 1)),
);
break;
case 0x02000024: // WorldTime
// http://www.sno.phy.queensu.ca/~phil/exiftool/TagNames/Nikon.html#WorldTime
// timezone is stored as offset from GMT in minutes
$timezone = getid3_lib::BigEndian2Int(substr($data, 0, 2));
if ($timezone & 0x8000) {
$timezone = 0 - (0x10000 - $timezone);
}
$timezone /= 60;
$dst = (bool) getid3_lib::BigEndian2Int(substr($data, 2, 1));
switch (getid3_lib::BigEndian2Int(substr($data, 3, 1))) {
case 2:
$datedisplayformat = 'D/M/Y'; break;
case 1:
$datedisplayformat = 'M/D/Y'; break;
case 0:
default:
$datedisplayformat = 'Y/M/D'; break;
}
$data = array('timezone'=>floatval($timezone), 'dst'=>$dst, 'display'=>$datedisplayformat);
break;
case 0x02000083: // LensType
$data = array(
//'_' => $data,
'mf' => (bool) ($data & 0x01),
'd' => (bool) ($data & 0x02),
'g' => (bool) ($data & 0x04),
'vr' => (bool) ($data & 0x08),
);
break;
}
$tag_name = (isset($NCTGtagName[$record_type]) ? $NCTGtagName[$record_type] : '0x'.str_pad(dechex($record_type), 8, '0', STR_PAD_LEFT));
$parsed[$tag_name] = $data;
}
return $parsed;
}
function CopyToAppropriateCommentsSection($keyname, $data, $boxname='') {
static $handyatomtranslatorarray = array();
if (empty($handyatomtranslatorarray)) {
$handyatomtranslatorarray['©cpy'] = 'copyright';
$handyatomtranslatorarray['©day'] = 'creation_date'; // iTunes 4.0
$handyatomtranslatorarray['©dir'] = 'director';
$handyatomtranslatorarray['©ed1'] = 'edit1';
$handyatomtranslatorarray['©ed2'] = 'edit2';
$handyatomtranslatorarray['©ed3'] = 'edit3';
$handyatomtranslatorarray['©ed4'] = 'edit4';
$handyatomtranslatorarray['©ed5'] = 'edit5';
$handyatomtranslatorarray['©ed6'] = 'edit6';
$handyatomtranslatorarray['©ed7'] = 'edit7';
$handyatomtranslatorarray['©ed8'] = 'edit8';
$handyatomtranslatorarray['©ed9'] = 'edit9';
$handyatomtranslatorarray['©fmt'] = 'format';
$handyatomtranslatorarray['©inf'] = 'information';
$handyatomtranslatorarray['©prd'] = 'producer';
$handyatomtranslatorarray['©prf'] = 'performers';
$handyatomtranslatorarray['©req'] = 'system_requirements';
$handyatomtranslatorarray['©src'] = 'source_credit';
$handyatomtranslatorarray['©wrt'] = 'writer';
// http://www.geocities.com/xhelmboyx/quicktime/formats/qtm-layout.txt
$handyatomtranslatorarray['©nam'] = 'title'; // iTunes 4.0
$handyatomtranslatorarray['©cmt'] = 'comment'; // iTunes 4.0
$handyatomtranslatorarray['©wrn'] = 'warning';
$handyatomtranslatorarray['©hst'] = 'host_computer';
$handyatomtranslatorarray['©mak'] = 'make';
$handyatomtranslatorarray['©mod'] = 'model';
$handyatomtranslatorarray['©PRD'] = 'product';
$handyatomtranslatorarray['©swr'] = 'software';
$handyatomtranslatorarray['©aut'] = 'author';
$handyatomtranslatorarray['©ART'] = 'artist';
$handyatomtranslatorarray['©trk'] = 'track';
$handyatomtranslatorarray['©alb'] = 'album'; // iTunes 4.0
$handyatomtranslatorarray['©com'] = 'comment';
$handyatomtranslatorarray['©gen'] = 'genre'; // iTunes 4.0
$handyatomtranslatorarray['©ope'] = 'composer';
$handyatomtranslatorarray['©url'] = 'url';
$handyatomtranslatorarray['©enc'] = 'encoder';
// http://atomicparsley.sourceforge.net/mpeg-4files.html
$handyatomtranslatorarray['©art'] = 'artist'; // iTunes 4.0
$handyatomtranslatorarray['aART'] = 'album_artist';
$handyatomtranslatorarray['trkn'] = 'track_number'; // iTunes 4.0
$handyatomtranslatorarray['disk'] = 'disc_number'; // iTunes 4.0
$handyatomtranslatorarray['gnre'] = 'genre'; // iTunes 4.0
$handyatomtranslatorarray['©too'] = 'encoder'; // iTunes 4.0
$handyatomtranslatorarray['tmpo'] = 'bpm'; // iTunes 4.0
$handyatomtranslatorarray['cprt'] = 'copyright'; // iTunes 4.0?
$handyatomtranslatorarray['cpil'] = 'compilation'; // iTunes 4.0
$handyatomtranslatorarray['covr'] = 'picture'; // iTunes 4.0
$handyatomtranslatorarray['rtng'] = 'rating'; // iTunes 4.0
$handyatomtranslatorarray['©grp'] = 'grouping'; // iTunes 4.2
$handyatomtranslatorarray['stik'] = 'stik'; // iTunes 4.9
$handyatomtranslatorarray['pcst'] = 'podcast'; // iTunes 4.9
$handyatomtranslatorarray['catg'] = 'category'; // iTunes 4.9
$handyatomtranslatorarray['keyw'] = 'keyword'; // iTunes 4.9
$handyatomtranslatorarray['purl'] = 'podcast_url'; // iTunes 4.9
$handyatomtranslatorarray['egid'] = 'episode_guid'; // iTunes 4.9
$handyatomtranslatorarray['desc'] = 'description'; // iTunes 5.0
$handyatomtranslatorarray['©lyr'] = 'lyrics'; // iTunes 5.0
$handyatomtranslatorarray['tvnn'] = 'tv_network_name'; // iTunes 6.0
$handyatomtranslatorarray['tvsh'] = 'tv_show_name'; // iTunes 6.0
$handyatomtranslatorarray['tvsn'] = 'tv_season'; // iTunes 6.0
$handyatomtranslatorarray['tves'] = 'tv_episode'; // iTunes 6.0
$handyatomtranslatorarray['purd'] = 'purchase_date'; // iTunes 6.0.2
$handyatomtranslatorarray['pgap'] = 'gapless_playback'; // iTunes 7.0
// http://www.geocities.com/xhelmboyx/quicktime/formats/mp4-layout.txt
// boxnames:
$handyatomtranslatorarray['iTunSMPB'] = 'iTunSMPB';
$handyatomtranslatorarray['iTunNORM'] = 'iTunNORM';
$handyatomtranslatorarray['Encoding Params'] = 'Encoding Params';
$handyatomtranslatorarray['replaygain_track_gain'] = 'replaygain_track_gain';
$handyatomtranslatorarray['replaygain_track_peak'] = 'replaygain_track_peak';
$handyatomtranslatorarray['replaygain_track_minmax'] = 'replaygain_track_minmax';
$handyatomtranslatorarray['MusicIP PUID'] = 'MusicIP PUID';
$handyatomtranslatorarray['MusicBrainz Artist Id'] = 'MusicBrainz Artist Id';
$handyatomtranslatorarray['MusicBrainz Album Id'] = 'MusicBrainz Album Id';
$handyatomtranslatorarray['MusicBrainz Album Artist Id'] = 'MusicBrainz Album Artist Id';
$handyatomtranslatorarray['MusicBrainz Track Id'] = 'MusicBrainz Track Id';
$handyatomtranslatorarray['MusicBrainz Disc Id'] = 'MusicBrainz Disc Id';
}
$info = &$this->getid3->info;
$comment_key = '';
if ($boxname && ($boxname != $keyname) && isset($handyatomtranslatorarray[$boxname])) {
$comment_key = $handyatomtranslatorarray[$boxname];
} elseif (isset($handyatomtranslatorarray[$keyname])) {
$comment_key = $handyatomtranslatorarray[$keyname];
}
if ($comment_key) {
if ($comment_key == 'picture') {
if (!is_array($data)) {
$image_mime = '';
if (preg_match('#^\x89\x50\x4E\x47\x0D\x0A\x1A\x0A#', $data)) {
$image_mime = 'image/png';
} elseif (preg_match('#^\xFF\xD8\xFF#', $data)) {
$image_mime = 'image/jpeg';
} elseif (preg_match('#^GIF#', $data)) {
$image_mime = 'image/gif';
} elseif (preg_match('#^BM#', $data)) {
$image_mime = 'image/bmp';
}
$data = array('data'=>$data, 'image_mime'=>$image_mime);
}
}
$info['quicktime']['comments'][$comment_key][] = $data;
}
return true;
}
function NoNullString($nullterminatedstring) {
// remove the single null terminator on null terminated strings
if (substr($nullterminatedstring, strlen($nullterminatedstring) - 1, 1) === "\x00") {
return substr($nullterminatedstring, 0, strlen($nullterminatedstring) - 1);
}
return $nullterminatedstring;
}
function Pascal2String($pascalstring) {
// Pascal strings have 1 unsigned byte at the beginning saying how many chars (1-255) are in the string
return substr($pascalstring, 1);
}
}
?>
Reference in New Issue View Git Blame Copy Permalink