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Diffstat (limited to 'getid3/module.audio-video.quicktime.php')
| -rw-r--r-- | getid3/module.audio-video.quicktime.php | 1382 |
1 files changed, 0 insertions, 1382 deletions
diff --git a/getid3/module.audio-video.quicktime.php b/getid3/module.audio-video.quicktime.php deleted file mode 100644 index 681daf7..0000000 --- a/getid3/module.audio-video.quicktime.php +++ /dev/null @@ -1,1382 +0,0 @@ -<?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 -{ - - function getid3_quicktime(&$fd, &$ThisFileInfo, $ReturnAtomData=true, $ParseAllPossibleAtoms=false) { - - $ThisFileInfo['fileformat'] = 'quicktime'; - $ThisFileInfo['quicktime']['hinting'] = false; - - fseek($fd, $ThisFileInfo['avdataoffset'], SEEK_SET); - - $offset = 0; - $atomcounter = 0; - - while ($offset < $ThisFileInfo['avdataend']) { - if ($offset >= pow(2, 31)) { - $ThisFileInfo['error'][] = 'Unable to parse atom at offset '.$offset.' because beyond 2GB limit of PHP filesystem functions'; - break; - } - fseek($fd, $offset, SEEK_SET); - $AtomHeader = fread($fd, 8); - - $atomsize = getid3_lib::BigEndian2Int(substr($AtomHeader, 0, 4)); - $atomname = substr($AtomHeader, 4, 4); - - // 64-bit MOV patch by jlegateØktnc*com - if ($atomsize == 1) { - $atomsize = getid3_lib::BigEndian2Int(fread($fd, 8)); - } - - $ThisFileInfo['quicktime'][$atomname]['name'] = $atomname; - $ThisFileInfo['quicktime'][$atomname]['size'] = $atomsize; - $ThisFileInfo['quicktime'][$atomname]['offset'] = $offset; - - if (($offset + $atomsize) > $ThisFileInfo['avdataend']) { - $ThisFileInfo['error'][] = 'Atom at offset '.$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($ThisFileInfo['avdataend_tmp']) || ($ThisFileInfo['quicktime'][$atomname]['size'] > ($ThisFileInfo['avdataend_tmp'] - $ThisFileInfo['avdataoffset'])))) { - - $ThisFileInfo['avdataoffset'] = $ThisFileInfo['quicktime'][$atomname]['offset'] + 8; - $OldAVDataEnd = $ThisFileInfo['avdataend']; - $ThisFileInfo['avdataend'] = $ThisFileInfo['quicktime'][$atomname]['offset'] + $ThisFileInfo['quicktime'][$atomname]['size']; - - if (getid3_mp3::MPEGaudioHeaderValid(getid3_mp3::MPEGaudioHeaderDecode(fread($fd, 4)))) { - getid3_mp3::getOnlyMPEGaudioInfo($fd, $ThisFileInfo, $ThisFileInfo['avdataoffset'], false); - if (isset($ThisFileInfo['mpeg']['audio'])) { - $ThisFileInfo['audio']['dataformat'] = 'mp3'; - $ThisFileInfo['audio']['codec'] = (!empty($ThisFileInfo['mpeg']['audio']['encoder']) ? $ThisFileInfo['mpeg']['audio']['encoder'] : (!empty($ThisFileInfo['mpeg']['audio']['codec']) ? $ThisFileInfo['mpeg']['audio']['codec'] : (!empty($ThisFileInfo['mpeg']['audio']['LAME']) ? 'LAME' :'mp3'))); - $ThisFileInfo['audio']['sample_rate'] = $ThisFileInfo['mpeg']['audio']['sample_rate']; - $ThisFileInfo['audio']['channels'] = $ThisFileInfo['mpeg']['audio']['channels']; - $ThisFileInfo['audio']['bitrate'] = $ThisFileInfo['mpeg']['audio']['bitrate']; - $ThisFileInfo['audio']['bitrate_mode'] = strtolower($ThisFileInfo['mpeg']['audio']['bitrate_mode']); - $ThisFileInfo['bitrate'] = $ThisFileInfo['audio']['bitrate']; - } - } - $ThisFileInfo['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(); - $ThisFileInfo['quicktime'][$atomname] = $this->QuicktimeParseAtom($atomname, $atomsize, fread($fd, $atomsize), $ThisFileInfo, $offset, $atomHierarchy, $ParseAllPossibleAtoms); - break; - } - - $offset += $atomsize; - $atomcounter++; - } - - if (!empty($ThisFileInfo['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 - $ThisFileInfo['avdataend'] = $ThisFileInfo['avdataend_tmp']; - unset($ThisFileInfo['avdataend_tmp']); - } - - if (!isset($ThisFileInfo['bitrate']) && isset($ThisFileInfo['playtime_seconds'])) { - $ThisFileInfo['bitrate'] = (($ThisFileInfo['avdataend'] - $ThisFileInfo['avdataoffset']) * 8) / $ThisFileInfo['playtime_seconds']; - } - if (isset($ThisFileInfo['bitrate']) && !isset($ThisFileInfo['audio']['bitrate']) && !isset($ThisFileInfo['quicktime']['video'])) { - $ThisFileInfo['audio']['bitrate'] = $ThisFileInfo['bitrate']; - } - if (@$ThisFileInfo['playtime_seconds'] && !isset($ThisFileInfo['video']['frame_rate']) && !empty($ThisFileInfo['quicktime']['stts_framecount'])) { - foreach ($ThisFileInfo['quicktime']['stts_framecount'] as $key => $samples_count) { - $samples_per_second = $samples_count / $ThisFileInfo['playtime_seconds']; - if ($samples_per_second > 240) { - // has to be audio samples - } else { - $ThisFileInfo['video']['frame_rate'] = $samples_per_second; - break; - } - } - } - if (($ThisFileInfo['audio']['dataformat'] == 'mp4') && empty($ThisFileInfo['video']['resolution_x'])) { - $ThisFileInfo['fileformat'] = 'mp4'; - $ThisFileInfo['mime_type'] = 'audio/mp4'; - unset($ThisFileInfo['video']['dataformat']); - } - - if (!$ReturnAtomData) { - unset($ThisFileInfo['quicktime']['moov']); - } - - if (empty($ThisFileInfo['audio']['dataformat']) && !empty($ThisFileInfo['quicktime']['audio'])) { - $ThisFileInfo['audio']['dataformat'] = 'quicktime'; - } - if (empty($ThisFileInfo['video']['dataformat']) && !empty($ThisFileInfo['quicktime']['video'])) { - $ThisFileInfo['video']['dataformat'] = 'quicktime'; - } - - return true; - } - - function QuicktimeParseAtom($atomname, $atomsize, $atomdata, &$ThisFileInfo, $baseoffset, &$atomHierarchy, $ParseAllPossibleAtoms) { - // http://developer.apple.com/techpubs/quicktime/qtdevdocs/APIREF/INDEX/atomalphaindex.htm - - array_push($atomHierarchy, $atomname); - $atomstructure['hierarchy'] = implode(' ', $atomHierarchy); - $atomstructure['name'] = $atomname; - $atomstructure['size'] = $atomsize; - $atomstructure['offset'] = $baseoffset; - - switch ($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) - $atomstructure['subatoms'] = $this->QuicktimeParseContainerAtom($atomdata, $ThisFileInfo, $baseoffset + 8, $atomHierarchy, $ParseAllPossibleAtoms); - break; - - case 'stbl': // Sample TaBLe container atom - $atomstructure['subatoms'] = $this->QuicktimeParseContainerAtom($atomdata, $ThisFileInfo, $baseoffset + 8, $atomHierarchy, $ParseAllPossibleAtoms); - $isVideo = false; - $framerate = 0; - $framecount = 0; - foreach ($atomstructure['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'])) { - $framerate = round($ThisFileInfo['quicktime']['time_scale'] / $value_array2['sample_duration'], 3); - $framecount = $value_array2['sample_count']; - } - } - } - } - if ($isVideo && $framerate) { - $ThisFileInfo['quicktime']['video']['frame_rate'] = $framerate; - $ThisFileInfo['video']['frame_rate'] = $ThisFileInfo['quicktime']['video']['frame_rate']; - } - if ($isVideo && $framecount) { - $ThisFileInfo['quicktime']['video']['frame_count'] = $framecount; - } - break; - - - case '©cpy': - case '©day': - case '©dir': - case '©ed1': - case '©ed2': - case '©ed3': - case '©ed4': - case '©ed5': - case '©ed6': - case '©ed7': - case '©ed8': - case '©ed9': - case '©fmt': - case '©inf': - case '©prd': - case '©prf': - case '©req': - case '©src': - case '©wrt': - case '©nam': - case '©cmt': - case '©wrn': - case '©hst': - case '©mak': - case '©mod': - case '©PRD': - case '©swr': - case '©aut': - case '©ART': - case '©trk': - case '©alb': - case '©com': - case '©gen': - case '©ope': - case '©url': - case '©enc': - $atomstructure['data_length'] = getid3_lib::BigEndian2Int(substr($atomdata, 0, 2)); - $atomstructure['language_id'] = getid3_lib::BigEndian2Int(substr($atomdata, 2, 2)); - $atomstructure['data'] = substr($atomdata, 4); - - $atomstructure['language'] = $this->QuicktimeLanguageLookup($atomstructure['language_id']); - if (empty($ThisFileInfo['comments']['language']) || (!in_array($atomstructure['language'], $ThisFileInfo['comments']['language']))) { - $ThisFileInfo['comments']['language'][] = $atomstructure['language']; - } - $this->CopyToAppropriateCommentsSection($atomname, $atomstructure['data'], $ThisFileInfo); - break; - - - case 'play': // auto-PLAY atom - $atomstructure['autoplay'] = (bool) getid3_lib::BigEndian2Int(substr($atomdata, 0, 1)); - - $ThisFileInfo['quicktime']['autoplay'] = $atomstructure['autoplay']; - break; - - - case 'WLOC': // Window LOCation atom - $atomstructure['location_x'] = getid3_lib::BigEndian2Int(substr($atomdata, 0, 2)); - $atomstructure['location_y'] = getid3_lib::BigEndian2Int(substr($atomdata, 2, 2)); - break; - - - case 'LOOP': // LOOPing atom - case 'SelO': // play SELection Only atom - case 'AllF': // play ALL Frames atom - $atomstructure['data'] = getid3_lib::BigEndian2Int($atomdata); - break; - - - case 'name': // - case 'MCPS': // Media Cleaner PRo - case '@PRM': // adobe PReMiere version - case '@PRQ': // adobe PRemiere Quicktime version - $atomstructure['data'] = $atomdata; - break; - - - case 'cmvd': // Compressed MooV Data atom - // Code by ubergeekØubergeek*tv based on information from - // http://developer.apple.com/quicktime/icefloe/dispatch012.html - $atomstructure['unCompressedSize'] = getid3_lib::BigEndian2Int(substr($atomdata, 0, 4)); - - $CompressedFileData = substr($atomdata, 4); - if ($UncompressedHeader = @gzuncompress($CompressedFileData)) { - $atomstructure['subatoms'] = $this->QuicktimeParseContainerAtom($UncompressedHeader, $ThisFileInfo, 0, $atomHierarchy, $ParseAllPossibleAtoms); - } else { - $ThisFileInfo['warning'][] = 'Error decompressing compressed MOV atom at offset '.$atomstructure['offset']; - } - break; - - - case 'dcom': // Data COMpression atom - $atomstructure['compression_id'] = $atomdata; - $atomstructure['compression_text'] = $this->QuicktimeDCOMLookup($atomdata); - break; - - - case 'rdrf': // Reference movie Data ReFerence atom - $atomstructure['version'] = getid3_lib::BigEndian2Int(substr($atomdata, 0, 1)); - $atomstructure['flags_raw'] = getid3_lib::BigEndian2Int(substr($atomdata, 1, 3)); - $atomstructure['flags']['internal_data'] = (bool) ($atomstructure['flags_raw'] & 0x000001); - - $atomstructure['reference_type_name'] = substr($atomdata, 4, 4); - $atomstructure['reference_length'] = getid3_lib::BigEndian2Int(substr($atomdata, 8, 4)); - switch ($atomstructure['reference_type_name']) { - case 'url ': - $atomstructure['url'] = $this->NoNullString(substr($atomdata, 12)); - break; - - case 'alis': - $atomstructure['file_alias'] = substr($atomdata, 12); - break; - - case 'rsrc': - $atomstructure['resource_alias'] = substr($atomdata, 12); - break; - - default: - $atomstructure['data'] = substr($atomdata, 12); - break; - } - break; - - - case 'rmqu': // Reference Movie QUality atom - $atomstructure['movie_quality'] = getid3_lib::BigEndian2Int($atomdata); - break; - - - case 'rmcs': // Reference Movie Cpu Speed atom - $atomstructure['version'] = getid3_lib::BigEndian2Int(substr($atomdata, 0, 1)); - $atomstructure['flags_raw'] = getid3_lib::BigEndian2Int(substr($atomdata, 1, 3)); // hardcoded: 0x0000 - $atomstructure['cpu_speed_rating'] = getid3_lib::BigEndian2Int(substr($atomdata, 4, 2)); - break; - - - case 'rmvc': // Reference Movie Version Check atom - $atomstructure['version'] = getid3_lib::BigEndian2Int(substr($atomdata, 0, 1)); - $atomstructure['flags_raw'] = getid3_lib::BigEndian2Int(substr($atomdata, 1, 3)); // hardcoded: 0x0000 - $atomstructure['gestalt_selector'] = substr($atomdata, 4, 4); - $atomstructure['gestalt_value_mask'] = getid3_lib::BigEndian2Int(substr($atomdata, 8, 4)); - $atomstructure['gestalt_value'] = getid3_lib::BigEndian2Int(substr($atomdata, 12, 4)); - $atomstructure['gestalt_check_type'] = getid3_lib::BigEndian2Int(substr($atomdata, 14, 2)); - break; - - - case 'rmcd': // Reference Movie Component check atom - $atomstructure['version'] = getid3_lib::BigEndian2Int(substr($atomdata, 0, 1)); - $atomstructure['flags_raw'] = getid3_lib::BigEndian2Int(substr($atomdata, 1, 3)); // hardcoded: 0x0000 - $atomstructure['component_type'] = substr($atomdata, 4, 4); - $atomstructure['component_subtype'] = substr($atomdata, 8, 4); - $atomstructure['component_manufacturer'] = substr($atomdata, 12, 4); - $atomstructure['component_flags_raw'] = getid3_lib::BigEndian2Int(substr($atomdata, 16, 4)); - $atomstructure['component_flags_mask'] = getid3_lib::BigEndian2Int(substr($atomdata, 20, 4)); - $atomstructure['component_min_version'] = getid3_lib::BigEndian2Int(substr($atomdata, 24, 4)); - break; - - - case 'rmdr': // Reference Movie Data Rate atom - $atomstructure['version'] = getid3_lib::BigEndian2Int(substr($atomdata, 0, 1)); - $atomstructure['flags_raw'] = getid3_lib::BigEndian2Int(substr($atomdata, 1, 3)); // hardcoded: 0x0000 - $atomstructure['data_rate'] = getid3_lib::BigEndian2Int(substr($atomdata, 4, 4)); - - $atomstructure['data_rate_bps'] = $atomstructure['data_rate'] * 10; - break; - - - case 'rmla': // Reference Movie Language Atom - $atomstructure['version'] = getid3_lib::BigEndian2Int(substr($atomdata, 0, 1)); - $atomstructure['flags_raw'] = getid3_lib::BigEndian2Int(substr($atomdata, 1, 3)); // hardcoded: 0x0000 - $atomstructure['language_id'] = getid3_lib::BigEndian2Int(substr($atomdata, 4, 2)); - - $atomstructure['language'] = $this->QuicktimeLanguageLookup($atomstructure['language_id']); - if (empty($ThisFileInfo['comments']['language']) || (!in_array($atomstructure['language'], $ThisFileInfo['comments']['language']))) { - $ThisFileInfo['comments']['language'][] = $atomstructure['language']; - } - break; - - - case 'rmla': // Reference Movie Language Atom - $atomstructure['version'] = getid3_lib::BigEndian2Int(substr($atomdata, 0, 1)); - $atomstructure['flags_raw'] = getid3_lib::BigEndian2Int(substr($atomdata, 1, 3)); // hardcoded: 0x0000 - $atomstructure['track_id'] = getid3_lib::BigEndian2Int(substr($atomdata, 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 - $atomstructure['display_size_raw'] = getid3_lib::BigEndian2Int(substr($atomdata, 0, 2)); - $atomstructure['reserved_1'] = getid3_lib::BigEndian2Int(substr($atomdata, 2, 2)); // hardcoded: 0x0000 - $atomstructure['reserved_2'] = getid3_lib::BigEndian2Int(substr($atomdata, 4, 2)); // hardcoded: 0x0000 - $atomstructure['slide_show_flag'] = getid3_lib::BigEndian2Int(substr($atomdata, 6, 1)); - $atomstructure['play_on_open_flag'] = getid3_lib::BigEndian2Int(substr($atomdata, 7, 1)); - - $atomstructure['flags']['play_on_open'] = (bool) $atomstructure['play_on_open_flag']; - $atomstructure['flags']['slide_show'] = (bool) $atomstructure['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[$atomstructure['display_size_raw']])) { - $atomstructure['display_size'] = $ptv_lookup[$atomstructure['display_size_raw']]; - } else { - $ThisFileInfo['warning'][] = 'unknown "ptv " display constant ('.$atomstructure['display_size_raw'].')'; - } - break; - - - case 'stsd': // Sample Table Sample Description atom - $atomstructure['version'] = getid3_lib::BigEndian2Int(substr($atomdata, 0, 1)); - $atomstructure['flags_raw'] = getid3_lib::BigEndian2Int(substr($atomdata, 1, 3)); // hardcoded: 0x0000 - $atomstructure['number_entries'] = getid3_lib::BigEndian2Int(substr($atomdata, 4, 4)); - $stsdEntriesDataOffset = 8; - for ($i = 0; $i < $atomstructure['number_entries']; $i++) { - $atomstructure['sample_description_table'][$i]['size'] = getid3_lib::BigEndian2Int(substr($atomdata, $stsdEntriesDataOffset, 4)); - $stsdEntriesDataOffset += 4; - $atomstructure['sample_description_table'][$i]['data_format'] = substr($atomdata, $stsdEntriesDataOffset, 4); - $stsdEntriesDataOffset += 4; - $atomstructure['sample_description_table'][$i]['reserved'] = getid3_lib::BigEndian2Int(substr($atomdata, $stsdEntriesDataOffset, 6)); - $stsdEntriesDataOffset += 6; - $atomstructure['sample_description_table'][$i]['reference_index'] = getid3_lib::BigEndian2Int(substr($atomdata, $stsdEntriesDataOffset, 2)); - $stsdEntriesDataOffset += 2; - $atomstructure['sample_description_table'][$i]['data'] = substr($atomdata, $stsdEntriesDataOffset, ($atomstructure['sample_description_table'][$i]['size'] - 4 - 4 - 6 - 2)); - $stsdEntriesDataOffset += ($atomstructure['sample_description_table'][$i]['size'] - 4 - 4 - 6 - 2); - - $atomstructure['sample_description_table'][$i]['encoder_version'] = getid3_lib::BigEndian2Int(substr($atomstructure['sample_description_table'][$i]['data'], 0, 2)); - $atomstructure['sample_description_table'][$i]['encoder_revision'] = getid3_lib::BigEndian2Int(substr($atomstructure['sample_description_table'][$i]['data'], 2, 2)); - $atomstructure['sample_description_table'][$i]['encoder_vendor'] = substr($atomstructure['sample_description_table'][$i]['data'], 4, 4); - - switch ($atomstructure['sample_description_table'][$i]['encoder_vendor']) { - - case "\x00\x00\x00\x00": - // audio atom - $atomstructure['sample_description_table'][$i]['audio_channels'] = getid3_lib::BigEndian2Int(substr($atomstructure['sample_description_table'][$i]['data'], 8, 2)); - $atomstructure['sample_description_table'][$i]['audio_bit_depth'] = getid3_lib::BigEndian2Int(substr($atomstructure['sample_description_table'][$i]['data'], 10, 2)); - $atomstructure['sample_description_table'][$i]['audio_compression_id'] = getid3_lib::BigEndian2Int(substr($atomstructure['sample_description_table'][$i]['data'], 12, 2)); - $atomstructure['sample_description_table'][$i]['audio_packet_size'] = getid3_lib::BigEndian2Int(substr($atomstructure['sample_description_table'][$i]['data'], 14, 2)); - $atomstructure['sample_description_table'][$i]['audio_sample_rate'] = getid3_lib::FixedPoint16_16(substr($atomstructure['sample_description_table'][$i]['data'], 16, 4)); - - switch ($atomstructure['sample_description_table'][$i]['data_format']) { - case 'avc1': - case 'mp4v': - $ThisFileInfo['fileformat'] = 'mp4'; - $ThisFileInfo['video']['fourcc'] = $atomstructure['sample_description_table'][$i]['data_format']; - $ThisFileInfo['warning'][] = 'This version ('.GETID3_VERSION.') of getID3() does not fully support MPEG-4 audio/video streams'; - break; - - case 'qtvr': - $ThisFileInfo['video']['dataformat'] = 'quicktimevr'; - break; - - case 'mp4a': - default: - $ThisFileInfo['quicktime']['audio']['codec'] = $this->QuicktimeAudioCodecLookup($atomstructure['sample_description_table'][$i]['data_format']); - $ThisFileInfo['quicktime']['audio']['sample_rate'] = $atomstructure['sample_description_table'][$i]['audio_sample_rate']; - $ThisFileInfo['quicktime']['audio']['channels'] = $atomstructure['sample_description_table'][$i]['audio_channels']; - $ThisFileInfo['quicktime']['audio']['bit_depth'] = $atomstructure['sample_description_table'][$i]['audio_bit_depth']; - $ThisFileInfo['audio']['codec'] = $ThisFileInfo['quicktime']['audio']['codec']; - $ThisFileInfo['audio']['sample_rate'] = $ThisFileInfo['quicktime']['audio']['sample_rate']; - $ThisFileInfo['audio']['channels'] = $ThisFileInfo['quicktime']['audio']['channels']; - $ThisFileInfo['audio']['bits_per_sample'] = $ThisFileInfo['quicktime']['audio']['bit_depth']; - switch ($atomstructure['sample_description_table'][$i]['data_format']) { - case 'raw ': // PCM - case 'alac': // Apple Lossless Audio Codec - $ThisFileInfo['audio']['lossless'] = true; - break; - default: - $ThisFileInfo['audio']['lossless'] = false; - break; - } - break; - } - break; - - default: - switch ($atomstructure['sample_description_table'][$i]['data_format']) { - case 'mp4s': - $ThisFileInfo['fileformat'] = 'mp4'; - break; - - default: - // video atom - $atomstructure['sample_description_table'][$i]['video_temporal_quality'] = getid3_lib::BigEndian2Int(substr($atomstructure['sample_description_table'][$i]['data'], 8, 4)); - $atomstructure['sample_description_table'][$i]['video_spatial_quality'] = getid3_lib::BigEndian2Int(substr($atomstructure['sample_description_table'][$i]['data'], 12, 4)); - $atomstructure['sample_description_table'][$i]['video_frame_width'] = getid3_lib::BigEndian2Int(substr($atomstructure['sample_description_table'][$i]['data'], 16, 2)); - $atomstructure['sample_description_table'][$i]['video_frame_height'] = getid3_lib::BigEndian2Int(substr($atomstructure['sample_description_table'][$i]['data'], 18, 2)); - $atomstructure['sample_description_table'][$i]['video_resolution_x'] = getid3_lib::FixedPoint16_16(substr($atomstructure['sample_description_table'][$i]['data'], 20, 4)); - $atomstructure['sample_description_table'][$i]['video_resolution_y'] = getid3_lib::FixedPoint16_16(substr($atomstructure['sample_description_table'][$i]['data'], 24, 4)); - $atomstructure['sample_description_table'][$i]['video_data_size'] = getid3_lib::BigEndian2Int(substr($atomstructure['sample_description_table'][$i]['data'], 28, 4)); - $atomstructure['sample_description_table'][$i]['video_frame_count'] = getid3_lib::BigEndian2Int(substr($atomstructure['sample_description_table'][$i]['data'], 32, 2)); - $atomstructure['sample_description_table'][$i]['video_encoder_name_len'] = getid3_lib::BigEndian2Int(substr($atomstructure['sample_description_table'][$i]['data'], 34, 1)); - $atomstructure['sample_description_table'][$i]['video_encoder_name'] = substr($atomstructure['sample_description_table'][$i]['data'], 35, $atomstructure['sample_description_table'][$i]['video_encoder_name_len']); - $atomstructure['sample_description_table'][$i]['video_pixel_color_depth'] = getid3_lib::BigEndian2Int(substr($atomstructure['sample_description_table'][$i]['data'], 66, 2)); - $atomstructure['sample_description_table'][$i]['video_color_table_id'] = getid3_lib::BigEndian2Int(substr($atomstructure['sample_description_table'][$i]['data'], 68, 2)); - - $atomstructure['sample_description_table'][$i]['video_pixel_color_type'] = (($atomstructure['sample_description_table'][$i]['video_pixel_color_depth'] > 32) ? 'grayscale' : 'color'); - $atomstructure['sample_description_table'][$i]['video_pixel_color_name'] = $this->QuicktimeColorNameLookup($atomstructure['sample_description_table'][$i]['video_pixel_color_depth']); - - if ($atomstructure['sample_description_table'][$i]['video_pixel_color_name'] != 'invalid') { - $ThisFileInfo['quicktime']['video']['codec_fourcc'] = $atomstructure['sample_description_table'][$i]['data_format']; - $ThisFileInfo['quicktime']['video']['codec_fourcc_lookup'] = $this->QuicktimeVideoCodecLookup($atomstructure['sample_description_table'][$i]['data_format']); - $ThisFileInfo['quicktime']['video']['codec'] = $atomstructure['sample_description_table'][$i]['video_encoder_name']; - $ThisFileInfo['quicktime']['video']['color_depth'] = $atomstructure['sample_description_table'][$i]['video_pixel_color_depth']; - $ThisFileInfo['quicktime']['video']['color_depth_name'] = $atomstructure['sample_description_table'][$i]['video_pixel_color_name']; - - $ThisFileInfo['video']['codec'] = $ThisFileInfo['quicktime']['video']['codec']; - $ThisFileInfo['video']['bits_per_sample'] = $ThisFileInfo['quicktime']['video']['color_depth']; - } - $ThisFileInfo['video']['lossless'] = false; - $ThisFileInfo['video']['pixel_aspect_ratio'] = (float) 1; - break; - } - break; - } - switch (strtolower($atomstructure['sample_description_table'][$i]['data_format'])) { - case 'mp4a': - $ThisFileInfo['audio']['dataformat'] = 'mp4'; - $ThisFileInfo['quicktime']['audio']['codec'] = 'mp4'; - break; - - case '3ivx': - case '3iv1': - case '3iv2': - $ThisFileInfo['video']['dataformat'] = '3ivx'; - break; - - case 'xvid': - $ThisFileInfo['video']['dataformat'] = 'xvid'; - break; - - case 'mp4v': - $ThisFileInfo['video']['dataformat'] = 'mpeg4'; - break; - - case 'divx': - case 'div1': - case 'div2': - case 'div3': - case 'div4': - case 'div5': - case 'div6': - $TDIVXileInfo['video']['dataformat'] = 'divx'; - break; - - default: - // do nothing - break; - } - unset($atomstructure['sample_description_table'][$i]['data']); - } - break; - - - case 'stts': // Sample Table Time-to-Sample atom - $atomstructure['version'] = getid3_lib::BigEndian2Int(substr($atomdata, 0, 1)); - $atomstructure['flags_raw'] = getid3_lib::BigEndian2Int(substr($atomdata, 1, 3)); // hardcoded: 0x0000 - $atomstructure['number_entries'] = getid3_lib::BigEndian2Int(substr($atomdata, 4, 4)); - $sttsEntriesDataOffset = 8; - //$FrameRateCalculatorArray = array(); - $frames_count = 0; - for ($i = 0; $i < $atomstructure['number_entries']; $i++) { - $atomstructure['time_to_sample_table'][$i]['sample_count'] = getid3_lib::BigEndian2Int(substr($atomdata, $sttsEntriesDataOffset, 4)); - $sttsEntriesDataOffset += 4; - $atomstructure['time_to_sample_table'][$i]['sample_duration'] = getid3_lib::BigEndian2Int(substr($atomdata, $sttsEntriesDataOffset, 4)); - $sttsEntriesDataOffset += 4; - - $frames_count += $atomstructure['time_to_sample_table'][$i]['sample_count']; - - // THIS SECTION REPLACED WITH CODE IN "stbl" ATOM - //if (!empty($ThisFileInfo['quicktime']['time_scale']) && (@$atomstructure['time_to_sample_table'][$i]['sample_duration'] > 0)) { - // $stts_new_framerate = $ThisFileInfo['quicktime']['time_scale'] / $atomstructure['time_to_sample_table'][$i]['sample_duration']; - // if ($stts_new_framerate <= 60) { - // // some atoms have durations of "1" giving a very large framerate, which probably is not right - // $ThisFileInfo['video']['frame_rate'] = max(@$ThisFileInfo['video']['frame_rate'], $stts_new_framerate); - // } - //} - // - //@$FrameRateCalculatorArray[($ThisFileInfo['quicktime']['time_scale'] / $atomstructure['time_to_sample_table'][$i]['sample_duration'])] += $atomstructure['time_to_sample_table'][$i]['sample_count']; - } - $ThisFileInfo['quicktime']['stts_framecount'][] = $frames_count; - //$sttsFramesTotal = 0; - //$sttsSecondsTotal = 0; - //foreach ($FrameRateCalculatorArray as $frames_per_second => $frame_count) { - // if (($frames_per_second > 60) || ($frames_per_second < 1)) { - // // not video FPS information, probably audio information - // $sttsFramesTotal = 0; - // $sttsSecondsTotal = 0; - // break; - // } - // $sttsFramesTotal += $frame_count; - // $sttsSecondsTotal += $frame_count / $frames_per_second; - //} - //if (($sttsFramesTotal > 0) && ($sttsSecondsTotal > 0)) { - // if (($sttsFramesTotal / $sttsSecondsTotal) > @$ThisFileInfo['video']['frame_rate']) { - // $ThisFileInfo['video']['frame_rate'] = $sttsFramesTotal / $sttsSecondsTotal; - // } - //} - break; - - - case 'stss': // Sample Table Sync Sample (key frames) atom - if ($ParseAllPossibleAtoms) { - $atomstructure['version'] = getid3_lib::BigEndian2Int(substr($atomdata, 0, 1)); - $atomstructure['flags_raw'] = getid3_lib::BigEndian2Int(substr($atomdata, 1, 3)); // hardcoded: 0x0000 - $atomstructure['number_entries'] = getid3_lib::BigEndian2Int(substr($atomdata, 4, 4)); - $stssEntriesDataOffset = 8; - for ($i = 0; $i < $atomstructure['number_entries']; $i++) { - $atomstructure['time_to_sample_table'][$i] = getid3_lib::BigEndian2Int(substr($atomdata, $stssEntriesDataOffset, 4)); - $stssEntriesDataOffset += 4; - } - } - break; - - - case 'stsc': // Sample Table Sample-to-Chunk atom - if ($ParseAllPossibleAtoms) { - $atomstructure['version'] = getid3_lib::BigEndian2Int(substr($atomdata, 0, 1)); - $atomstructure['flags_raw'] = getid3_lib::BigEndian2Int(substr($atomdata, 1, 3)); // hardcoded: 0x0000 - $atomstructure['number_entries'] = getid3_lib::BigEndian2Int(substr($atomdata, 4, 4)); - $stscEntriesDataOffset = 8; - for ($i = 0; $i < $atomstructure['number_entries']; $i++) { - $atomstructure['sample_to_chunk_table'][$i]['first_chunk'] = getid3_lib::BigEndian2Int(substr($atomdata, $stscEntriesDataOffset, 4)); - $stscEntriesDataOffset += 4; - $atomstructure['sample_to_chunk_table'][$i]['samples_per_chunk'] = getid3_lib::BigEndian2Int(substr($atomdata, $stscEntriesDataOffset, 4)); - $stscEntriesDataOffset += 4; - $atomstructure['sample_to_chunk_table'][$i]['sample_description'] = getid3_lib::BigEndian2Int(substr($atomdata, $stscEntriesDataOffset, 4)); - $stscEntriesDataOffset += 4; - } - } - break; - - - case 'stsz': // Sample Table SiZe atom - if ($ParseAllPossibleAtoms) { - $atomstructure['version'] = getid3_lib::BigEndian2Int(substr($atomdata, 0, 1)); - $atomstructure['flags_raw'] = getid3_lib::BigEndian2Int(substr($atomdata, 1, 3)); // hardcoded: 0x0000 - $atomstructure['sample_size'] = getid3_lib::BigEndian2Int(substr($atomdata, 4, 4)); - $atomstructure['number_entries'] = getid3_lib::BigEndian2Int(substr($atomdata, 8, 4)); - $stszEntriesDataOffset = 12; - if ($atomstructure['sample_size'] == 0) { - for ($i = 0; $i < $atomstructure['number_entries']; $i++) { - $atomstructure['sample_size_table'][$i] = getid3_lib::BigEndian2Int(substr($atomdata, $stszEntriesDataOffset, 4)); - $stszEntriesDataOffset += 4; - } - } - } - break; - - - case 'stco': // Sample Table Chunk Offset atom - if ($ParseAllPossibleAtoms) { - $atomstructure['version'] = getid3_lib::BigEndian2Int(substr($atomdata, 0, 1)); - $atomstructure['flags_raw'] = getid3_lib::BigEndian2Int(substr($atomdata, 1, 3)); // hardcoded: 0x0000 - $atomstructure['number_entries'] = getid3_lib::BigEndian2Int(substr($atomdata, 4, 4)); - $stcoEntriesDataOffset = 8; - for ($i = 0; $i < $atomstructure['number_entries']; $i++) { - $atomstructure['chunk_offset_table'][$i] = getid3_lib::BigEndian2Int(substr($atomdata, $stcoEntriesDataOffset, 4)); - $stcoEntriesDataOffset += 4; - } - } - break; - - - case 'co64': // Chunk Offset 64-bit (version of "stco" that supports > 2GB files) - if ($ParseAllPossibleAtoms) { - $atomstructure['version'] = getid3_lib::BigEndian2Int(substr($atomdata, 0, 1)); - $atomstructure['flags_raw'] = getid3_lib::BigEndian2Int(substr($atomdata, 1, 3)); // hardcoded: 0x0000 - $atomstructure['number_entries'] = getid3_lib::BigEndian2Int(substr($atomdata, 4, 4)); - $stcoEntriesDataOffset = 8; - for ($i = 0; $i < $atomstructure['number_entries']; $i++) { - $atomstructure['chunk_offset_table'][$i] = getid3_lib::BigEndian2Int(substr($atomdata, $stcoEntriesDataOffset, 8)); - $stcoEntriesDataOffset += 8; - } - } - break; - - - case 'dref': // Data REFerence atom - $atomstructure['version'] = getid3_lib::BigEndian2Int(substr($atomdata, 0, 1)); - $atomstructure['flags_raw'] = getid3_lib::BigEndian2Int(substr($atomdata, 1, 3)); // hardcoded: 0x0000 - $atomstructure['number_entries'] = getid3_lib::BigEndian2Int(substr($atomdata, 4, 4)); - $drefDataOffset = 8; - for ($i = 0; $i < $atomstructure['number_entries']; $i++) { - $atomstructure['data_references'][$i]['size'] = getid3_lib::BigEndian2Int(substr($atomdata, $drefDataOffset, 4)); - $drefDataOffset += 4; - $atomstructure['data_references'][$i]['type'] = substr($atomdata, $drefDataOffset, 4); - $drefDataOffset += 4; - $atomstructure['data_references'][$i]['version'] = getid3_lib::BigEndian2Int(substr($atomdata, $drefDataOffset, 1)); - $drefDataOffset += 1; - $atomstructure['data_references'][$i]['flags_raw'] = getid3_lib::BigEndian2Int(substr($atomdata, $drefDataOffset, 3)); // hardcoded: 0x0000 - $drefDataOffset += 3; - $atomstructure['data_references'][$i]['data'] = substr($atomdata, $drefDataOffset, ($atomstructure['data_references'][$i]['size'] - 4 - 4 - 1 - 3)); - $drefDataOffset += ($atomstructure['data_references'][$i]['size'] - 4 - 4 - 1 - 3); - - $atomstructure['data_references'][$i]['flags']['self_reference'] = (bool) ($atomstructure['data_references'][$i]['flags_raw'] & 0x001); - } - break; - - - case 'gmin': // base Media INformation atom - $atomstructure['version'] = getid3_lib::BigEndian2Int(substr($atomdata, 0, 1)); - $atomstructure['flags_raw'] = getid3_lib::BigEndian2Int(substr($atomdata, 1, 3)); // hardcoded: 0x0000 - $atomstructure['graphics_mode'] = getid3_lib::BigEndian2Int(substr($atomdata, 4, 2)); - $atomstructure['opcolor_red'] = getid3_lib::BigEndian2Int(substr($atomdata, 6, 2)); - $atomstructure['opcolor_green'] = getid3_lib::BigEndian2Int(substr($atomdata, 8, 2)); - $atomstructure['opcolor_blue'] = getid3_lib::BigEndian2Int(substr($atomdata, 10, 2)); - $atomstructure['balance'] = getid3_lib::BigEndian2Int(substr($atomdata, 12, 2)); - $atomstructure['reserved'] = getid3_lib::BigEndian2Int(substr($atomdata, 14, 2)); - break; - - - case 'smhd': // Sound Media information HeaDer atom - $atomstructure['version'] = getid3_lib::BigEndian2Int(substr($atomdata, 0, 1)); - $atomstructure['flags_raw'] = getid3_lib::BigEndian2Int(substr($atomdata, 1, 3)); // hardcoded: 0x0000 - $atomstructure['balance'] = getid3_lib::BigEndian2Int(substr($atomdata, 4, 2)); - $atomstructure['reserved'] = getid3_lib::BigEndian2Int(substr($atomdata, 6, 2)); - break; - - - case 'vmhd': // Video Media information HeaDer atom - $atomstructure['version'] = getid3_lib::BigEndian2Int(substr($atomdata, 0, 1)); - $atomstructure['flags_raw'] = getid3_lib::BigEndian2Int(substr($atomdata, 1, 3)); - $atomstructure['graphics_mode'] = getid3_lib::BigEndian2Int(substr($atomdata, 4, 2)); - $atomstructure['opcolor_red'] = getid3_lib::BigEndian2Int(substr($atomdata, 6, 2)); - $atomstructure['opcolor_green'] = getid3_lib::BigEndian2Int(substr($atomdata, 8, 2)); - $atomstructure['opcolor_blue'] = getid3_lib::BigEndian2Int(substr($atomdata, 10, 2)); - - $atomstructure['flags']['no_lean_ahead'] = (bool) ($atomstructure['flags_raw'] & 0x001); - break; - - - case 'hdlr': // HanDLeR reference atom - $atomstructure['version'] = getid3_lib::BigEndian2Int(substr($atomdata, 0, 1)); - $atomstructure['flags_raw'] = getid3_lib::BigEndian2Int(substr($atomdata, 1, 3)); // hardcoded: 0x0000 - $atomstructure['component_type'] = substr($atomdata, 4, 4); - $atomstructure['component_subtype'] = substr($atomdata, 8, 4); - $atomstructure['component_manufacturer'] = substr($atomdata, 12, 4); - $atomstructure['component_flags_raw'] = getid3_lib::BigEndian2Int(substr($atomdata, 16, 4)); - $atomstructure['component_flags_mask'] = getid3_lib::BigEndian2Int(substr($atomdata, 20, 4)); - $atomstructure['component_name'] = $this->Pascal2String(substr($atomdata, 24)); - - if (($atomstructure['component_subtype'] == 'STpn') && ($atomstructure['component_manufacturer'] == 'zzzz')) { - $ThisFileInfo['video']['dataformat'] = 'quicktimevr'; - } - break; - - - case 'mdhd': // MeDia HeaDer atom - $atomstructure['version'] = getid3_lib::BigEndian2Int(substr($atomdata, 0, 1)); - $atomstructure['flags_raw'] = getid3_lib::BigEndian2Int(substr($atomdata, 1, 3)); // hardcoded: 0x0000 - $atomstructure['creation_time'] = getid3_lib::BigEndian2Int(substr($atomdata, 4, 4)); - $atomstructure['modify_time'] = getid3_lib::BigEndian2Int(substr($atomdata, 8, 4)); - $atomstructure['time_scale'] = getid3_lib::BigEndian2Int(substr($atomdata, 12, 4)); - $atomstructure['duration'] = getid3_lib::BigEndian2Int(substr($atomdata, 16, 4)); - $atomstructure['language_id'] = getid3_lib::BigEndian2Int(substr($atomdata, 20, 2)); - $atomstructure['quality'] = getid3_lib::BigEndian2Int(substr($atomdata, 22, 2)); - - if ($atomstructure['time_scale'] == 0) { - $ThisFileInfo['error'][] = 'Corrupt Quicktime file: mdhd.time_scale == zero'; - return false; - } - $ThisFileInfo['quicktime']['time_scale'] = max(@$ThisFileInfo['quicktime']['time_scale'], $atomstructure['time_scale']); - - $atomstructure['creation_time_unix'] = getid3_lib::DateMac2Unix($atomstructure['creation_time']); - $atomstructure['modify_time_unix'] = getid3_lib::DateMac2Unix($atomstructure['modify_time']); - $atomstructure['playtime_seconds'] = $atomstructure['duration'] / $atomstructure['time_scale']; - $atomstructure['language'] = $this->QuicktimeLanguageLookup($atomstructure['language_id']); - if (empty($ThisFileInfo['comments']['language']) || (!in_array($atomstructure['language'], $ThisFileInfo['comments']['language']))) { - $ThisFileInfo['comments']['language'][] = $atomstructure['language']; - } - break; - - - case 'pnot': // Preview atom - $atomstructure['modification_date'] = getid3_lib::BigEndian2Int(substr($atomdata, 0, 4)); // "standard Macintosh format" - $atomstructure['version_number'] = getid3_lib::BigEndian2Int(substr($atomdata, 4, 2)); // hardcoded: 0x00 - $atomstructure['atom_type'] = substr($atomdata, 6, 4); // usually: 'PICT' - $atomstructure['atom_index'] = getid3_lib::BigEndian2Int(substr($atomdata, 10, 2)); // usually: 0x01 - - $atomstructure['modification_date_unix'] = getid3_lib::DateMac2Unix($atomstructure['modification_date']); - break; - - - case 'crgn': // Clipping ReGioN atom - $atomstructure['region_size'] = getid3_lib::BigEndian2Int(substr($atomdata, 0, 2)); // The Region size, Region boundary box, - $atomstructure['boundary_box'] = getid3_lib::BigEndian2Int(substr($atomdata, 2, 8)); // and Clipping region data fields - $atomstructure['clipping_data'] = substr($atomdata, 10); // constitute a QuickDraw region. - break; - - - case 'load': // track LOAD settings atom - $atomstructure['preload_start_time'] = getid3_lib::BigEndian2Int(substr($atomdata, 0, 4)); - $atomstructure['preload_duration'] = getid3_lib::BigEndian2Int(substr($atomdata, 4, 4)); - $atomstructure['preload_flags_raw'] = getid3_lib::BigEndian2Int(substr($atomdata, 8, 4)); - $atomstructure['default_hints_raw'] = getid3_lib::BigEndian2Int(substr($atomdata, 12, 4)); - - $atomstructure['default_hints']['double_buffer'] = (bool) ($atomstructure['default_hints_raw'] & 0x0020); - $atomstructure['default_hints']['high_quality'] = (bool) ($atomstructure['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; $i < (strlen($atomdata) % 4); $i++) { - $atomstructure['track_id'][$i] = getid3_lib::BigEndian2Int(substr($atomdata, $i * 4, 4)); - } - break; - - - case 'elst': // Edit LiST atom - $atomstructure['version'] = getid3_lib::BigEndian2Int(substr($atomdata, 0, 1)); - $atomstructure['flags_raw'] = getid3_lib::BigEndian2Int(substr($atomdata, 1, 3)); // hardcoded: 0x0000 - $atomstructure['number_entries'] = getid3_lib::BigEndian2Int(substr($atomdata, 4, 4)); - for ($i = 0; $i < $atomstructure['number_entries']; $i++ ) { - $atomstructure['edit_list'][$i]['track_duration'] = getid3_lib::BigEndian2Int(substr($atomdata, 8 + ($i * 12) + 0, 4)); - $atomstructure['edit_list'][$i]['media_time'] = getid3_lib::BigEndian2Int(substr($atomdata, 8 + ($i * 12) + 4, 4)); - $atomstructure['edit_list'][$i]['media_rate'] = getid3_lib::FixedPoint16_16(substr($atomdata, 8 + ($i * 12) + 8, 4)); - } - break; - - - case 'kmat': // compressed MATte atom - $atomstructure['version'] = getid3_lib::BigEndian2Int(substr($atomdata, 0, 1)); - $atomstructure['flags_raw'] = getid3_lib::BigEndian2Int(substr($atomdata, 1, 3)); // hardcoded: 0x0000 - $atomstructure['matte_data_raw'] = substr($atomdata, 4); - break; - - - case 'ctab': // Color TABle atom - $atomstructure['color_table_seed'] = getid3_lib::BigEndian2Int(substr($atomdata, 0, 4)); // hardcoded: 0x00000000 - $atomstructure['color_table_flags'] = getid3_lib::BigEndian2Int(substr($atomdata, 4, 2)); // hardcoded: 0x8000 - $atomstructure['color_table_size'] = getid3_lib::BigEndian2Int(substr($atomdata, 6, 2)) + 1; - for ($colortableentry = 0; $colortableentry < $atomstructure['color_table_size']; $colortableentry++) { - $atomstructure['color_table'][$colortableentry]['alpha'] = getid3_lib::BigEndian2Int(substr($atomdata, 8 + ($colortableentry * 8) + 0, 2)); - $atomstructure['color_table'][$colortableentry]['red'] = getid3_lib::BigEndian2Int(substr($atomdata, 8 + ($colortableentry * 8) + 2, 2)); - $atomstructure['color_table'][$colortableentry]['green'] = getid3_lib::BigEndian2Int(substr($atomdata, 8 + ($colortableentry * 8) + 4, 2)); - $atomstructure['color_table'][$colortableentry]['blue'] = getid3_lib::BigEndian2Int(substr($atomdata, 8 + ($colortableentry * 8) + 6, 2)); - } - break; - - - case 'mvhd': // MoVie HeaDer atom - $atomstructure['version'] = getid3_lib::BigEndian2Int(substr($atomdata, 0, 1)); - $atomstructure['flags_raw'] = getid3_lib::BigEndian2Int(substr($atomdata, 1, 3)); - $atomstructure['creation_time'] = getid3_lib::BigEndian2Int(substr($atomdata, 4, 4)); - $atomstructure['modify_time'] = getid3_lib::BigEndian2Int(substr($atomdata, 8, 4)); - $atomstructure['time_scale'] = getid3_lib::BigEndian2Int(substr($atomdata, 12, 4)); - $atomstructure['duration'] = getid3_lib::BigEndian2Int(substr($atomdata, 16, 4)); - $atomstructure['preferred_rate'] = getid3_lib::FixedPoint16_16(substr($atomdata, 20, 4)); - $atomstructure['preferred_volume'] = getid3_lib::FixedPoint8_8(substr($atomdata, 24, 2)); - $atomstructure['reserved'] = substr($atomdata, 26, 10); - $atomstructure['matrix_a'] = getid3_lib::FixedPoint16_16(substr($atomdata, 36, 4)); - $atomstructure['matrix_b'] = getid3_lib::FixedPoint16_16(substr($atomdata, 40, 4)); - $atomstructure['matrix_u'] = getid3_lib::FixedPoint2_30(substr($atomdata, 44, 4)); - $atomstructure['matrix_c'] = getid3_lib::FixedPoint16_16(substr($atomdata, 48, 4)); - $atomstructure['matrix_d'] = getid3_lib::FixedPoint16_16(substr($atomdata, 52, 4)); - $atomstructure['matrix_v'] = getid3_lib::FixedPoint2_30(substr($atomdata, 56, 4)); - $atomstructure['matrix_x'] = getid3_lib::FixedPoint16_16(substr($atomdata, 60, 4)); - $atomstructure['matrix_y'] = getid3_lib::FixedPoint16_16(substr($atomdata, 64, 4)); - $atomstructure['matrix_w'] = getid3_lib::FixedPoint2_30(substr($atomdata, 68, 4)); - $atomstructure['preview_time'] = getid3_lib::BigEndian2Int(substr($atomdata, 72, 4)); - $atomstructure['preview_duration'] = getid3_lib::BigEndian2Int(substr($atomdata, 76, 4)); - $atomstructure['poster_time'] = getid3_lib::BigEndian2Int(substr($atomdata, 80, 4)); - $atomstructure['selection_time'] = getid3_lib::BigEndian2Int(substr($atomdata, 84, 4)); - $atomstructure['selection_duration'] = getid3_lib::BigEndian2Int(substr($atomdata, 88, 4)); - $atomstructure['current_time'] = getid3_lib::BigEndian2Int(substr($atomdata, 92, 4)); - $atomstructure['next_track_id'] = getid3_lib::BigEndian2Int(substr($atomdata, 96, 4)); - - if ($atomstructure['time_scale'] == 0) { - $ThisFileInfo['error'][] = 'Corrupt Quicktime file: mvhd.time_scale == zero'; - return false; - } - $atomstructure['creation_time_unix'] = getid3_lib::DateMac2Unix($atomstructure['creation_time']); - $atomstructure['modify_time_unix'] = getid3_lib::DateMac2Unix($atomstructure['modify_time']); - $ThisFileInfo['quicktime']['time_scale'] = max(@$ThisFileInfo['quicktime']['time_scale'], $atomstructure['time_scale']); - $ThisFileInfo['quicktime']['display_scale'] = $atomstructure['matrix_a']; - $ThisFileInfo['playtime_seconds'] = $atomstructure['duration'] / $atomstructure['time_scale']; - break; - - - case 'tkhd': // TracK HeaDer atom - $atomstructure['version'] = getid3_lib::BigEndian2Int(substr($atomdata, 0, 1)); - $atomstructure['flags_raw'] = getid3_lib::BigEndian2Int(substr($atomdata, 1, 3)); - $atomstructure['creation_time'] = getid3_lib::BigEndian2Int(substr($atomdata, 4, 4)); - $atomstructure['modify_time'] = getid3_lib::BigEndian2Int(substr($atomdata, 8, 4)); - $atomstructure['trackid'] = getid3_lib::BigEndian2Int(substr($atomdata, 12, 4)); - $atomstructure['reserved1'] = getid3_lib::BigEndian2Int(substr($atomdata, 16, 4)); - $atomstructure['duration'] = getid3_lib::BigEndian2Int(substr($atomdata, 20, 4)); - $atomstructure['reserved2'] = getid3_lib::BigEndian2Int(substr($atomdata, 24, 8)); - $atomstructure['layer'] = getid3_lib::BigEndian2Int(substr($atomdata, 32, 2)); - $atomstructure['alternate_group'] = getid3_lib::BigEndian2Int(substr($atomdata, 34, 2)); - $atomstructure['volume'] = getid3_lib::FixedPoint8_8(substr($atomdata, 36, 2)); - $atomstructure['reserved3'] = getid3_lib::BigEndian2Int(substr($atomdata, 38, 2)); - $atomstructure['matrix_a'] = getid3_lib::FixedPoint16_16(substr($atomdata, 40, 4)); - $atomstructure['matrix_b'] = getid3_lib::FixedPoint16_16(substr($atomdata, 44, 4)); - $atomstructure['matrix_u'] = getid3_lib::FixedPoint16_16(substr($atomdata, 48, 4)); - $atomstructure['matrix_c'] = getid3_lib::FixedPoint16_16(substr($atomdata, 52, 4)); - $atomstructure['matrix_d'] = getid3_lib::FixedPoint16_16(substr($atomdata, 56, 4)); - $atomstructure['matrix_v'] = getid3_lib::FixedPoint16_16(substr($atomdata, 60, 4)); - $atomstructure['matrix_x'] = getid3_lib::FixedPoint2_30(substr($atomdata, 64, 4)); - $atomstructure['matrix_y'] = getid3_lib::FixedPoint2_30(substr($atomdata, 68, 4)); - $atomstructure['matrix_w'] = getid3_lib::FixedPoint2_30(substr($atomdata, 72, 4)); - $atomstructure['width'] = getid3_lib::FixedPoint16_16(substr($atomdata, 76, 4)); - $atomstructure['height'] = getid3_lib::FixedPoint16_16(substr($atomdata, 80, 4)); - - $atomstructure['flags']['enabled'] = (bool) ($atomstructure['flags_raw'] & 0x0001); - $atomstructure['flags']['in_movie'] = (bool) ($atomstructure['flags_raw'] & 0x0002); - $atomstructure['flags']['in_preview'] = (bool) ($atomstructure['flags_raw'] & 0x0004); - $atomstructure['flags']['in_poster'] = (bool) ($atomstructure['flags_raw'] & 0x0008); - $atomstructure['creation_time_unix'] = getid3_lib::DateMac2Unix($atomstructure['creation_time']); - $atomstructure['modify_time_unix'] = getid3_lib::DateMac2Unix($atomstructure['modify_time']); - - if (!isset($ThisFileInfo['video']['resolution_x']) || !isset($ThisFileInfo['video']['resolution_y'])) { - $ThisFileInfo['video']['resolution_x'] = $atomstructure['width']; - $ThisFileInfo['video']['resolution_y'] = $atomstructure['height']; - } - if ($atomstructure['flags']['enabled'] == 1) { - $ThisFileInfo['video']['resolution_x'] = max($ThisFileInfo['video']['resolution_x'], $atomstructure['width']); - $ThisFileInfo['video']['resolution_y'] = max($ThisFileInfo['video']['resolution_y'], $atomstructure['height']); - } - if (!empty($ThisFileInfo['video']['resolution_x']) && !empty($ThisFileInfo['video']['resolution_y'])) { - $ThisFileInfo['quicktime']['video']['resolution_x'] = $ThisFileInfo['video']['resolution_x']; - $ThisFileInfo['quicktime']['video']['resolution_y'] = $ThisFileInfo['video']['resolution_y']; - } else { - unset($ThisFileInfo['video']['resolution_x']); - unset($ThisFileInfo['video']['resolution_y']); - unset($ThisFileInfo['quicktime']['video']); - } - break; - - - case 'meta': // METAdata atom - // http://www.geocities.com/xhelmboyx/quicktime/formats/qti-layout.txt - $NextTagPosition = strpos($atomdata, '©'); - while ($NextTagPosition < strlen($atomdata)) { - $metaItemSize = getid3_lib::BigEndian2Int(substr($atomdata, $NextTagPosition - 4, 4)) - 4; - if ($metaItemSize == -4) { - break; - } - $metaItemRaw = substr($atomdata, $NextTagPosition, $metaItemSize); - $metaItemKey = substr($metaItemRaw, 0, 4); - $metaItemData = substr($metaItemRaw, 20); - $NextTagPosition += $metaItemSize + 4; - - $this->CopyToAppropriateCommentsSection($metaItemKey, $metaItemData, $ThisFileInfo); - } - break; - - case 'ftyp': // FileTYPe (?) atom (for MP4 it seems) - $atomstructure['signature'] = substr($atomdata, 0, 4); - $atomstructure['unknown_1'] = getid3_lib::BigEndian2Int(substr($atomdata, 4, 4)); - $atomstructure['fourcc'] = substr($atomdata, 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 - $atomstructure['data'] = getid3_lib::BigEndian2Int(substr($atomdata, 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 - $atomstructure['ctyp'] = substr($atomdata, 0, 4); - switch ($atomstructure['ctyp']) { - case 'qtvr': - $ThisFileInfo['video']['dataformat'] = 'quicktimevr'; - break; - } - break; - - case 'pano': // PANOrama track (seen on QTVR) - $atomstructure['pano'] = getid3_lib::BigEndian2Int(substr($atomdata, 0, 4)); - break; - - case 'hint': // HINT track - case 'hinf': // - case 'hinv': // - case 'hnti': // - $ThisFileInfo['quicktime']['hinting'] = true; - break; - - case 'imgt': // IMaGe Track reference (kQTVRImageTrackRefType) (seen on QTVR) - for ($i = 0; $i < ($atomstructure['size'] - 8); $i += 4) { - $atomstructure['imgt'][] = getid3_lib::BigEndian2Int(substr($atomdata, $i, 4)); - } - break; - - 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 - // Observed-but-not-handled atom types are just listed here - // to prevent warnings being generated - $atomstructure['data'] = $atomdata; - break; - - default: - $ThisFileInfo['warning'][] = 'Unknown QuickTime atom type: "'.$atomname.'" at offset '.$baseoffset; - $atomstructure['data'] = $atomdata; - break; - } - array_pop($atomHierarchy); - return $atomstructure; - } - - function QuicktimeParseContainerAtom($atomdata, &$ThisFileInfo, $baseoffset, &$atomHierarchy, $ParseAllPossibleAtoms) { - $atomstructure = false; - $subatomoffset = 0; - $subatomcounter = 0; - if ((strlen($atomdata) == 4) && (getid3_lib::BigEndian2Int($atomdata) == 0x00000000)) { - return false; - } - while ($subatomoffset < strlen($atomdata)) { - $subatomsize = getid3_lib::BigEndian2Int(substr($atomdata, $subatomoffset + 0, 4)); - $subatomname = substr($atomdata, $subatomoffset + 4, 4); - $subatomdata = substr($atomdata, $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 $atomstructure; - } - - $atomstructure[$subatomcounter] = $this->QuicktimeParseAtom($subatomname, $subatomsize, $subatomdata, $ThisFileInfo, $baseoffset + $subatomoffset, $atomHierarchy, $ParseAllPossibleAtoms); - - $subatomoffset += $subatomsize; - $subatomcounter++; - } - return $atomstructure; - } - - - function QuicktimeLanguageLookup($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['3IVX'] = '3ivx MPEG-4'; - $QuicktimeVideoCodecLookup['3IV1'] = '3ivx MPEG-4 v1'; - $QuicktimeVideoCodecLookup['3IV2'] = '3ivx MPEG-4 v2'; - $QuicktimeVideoCodecLookup['avr '] = 'AVR-JPEG'; - $QuicktimeVideoCodecLookup['base'] = 'Base'; - $QuicktimeVideoCodecLookup['WRLE'] = 'BMP'; - $QuicktimeVideoCodecLookup['cvid'] = 'Cinepak'; - $QuicktimeVideoCodecLookup['clou'] = 'Cloud'; - $QuicktimeVideoCodecLookup['cmyk'] = 'CMYK'; - $QuicktimeVideoCodecLookup['yuv2'] = 'ComponentVideo'; - $QuicktimeVideoCodecLookup['yuvu'] = 'ComponentVideoSigned'; - $QuicktimeVideoCodecLookup['yuvs'] = 'ComponentVideoUnsigned'; - $QuicktimeVideoCodecLookup['dvc '] = 'DVC-NTSC'; - $QuicktimeVideoCodecLookup['dvcp'] = 'DVC-PAL'; - $QuicktimeVideoCodecLookup['dvpn'] = 'DVCPro-NTSC'; - $QuicktimeVideoCodecLookup['dvpp'] = 'DVCPro-PAL'; - $QuicktimeVideoCodecLookup['fire'] = 'Fire'; - $QuicktimeVideoCodecLookup['flic'] = 'FLC'; - $QuicktimeVideoCodecLookup['b48r'] = '48RGB'; - $QuicktimeVideoCodecLookup['gif '] = 'GIF'; - $QuicktimeVideoCodecLookup['smc '] = 'Graphics'; - $QuicktimeVideoCodecLookup['h261'] = 'H261'; - $QuicktimeVideoCodecLookup['h263'] = 'H263'; - $QuicktimeVideoCodecLookup['IV41'] = 'Indeo4'; - $QuicktimeVideoCodecLookup['jpeg'] = 'JPEG'; - $QuicktimeVideoCodecLookup['PNTG'] = 'MacPaint'; - $QuicktimeVideoCodecLookup['msvc'] = 'Microsoft Video1'; - $QuicktimeVideoCodecLookup['mjpa'] = 'Motion JPEG-A'; - $QuicktimeVideoCodecLookup['mjpb'] = 'Motion JPEG-B'; - $QuicktimeVideoCodecLookup['myuv'] = 'MPEG YUV420'; - $QuicktimeVideoCodecLookup['dmb1'] = 'OpenDML JPEG'; - $QuicktimeVideoCodecLookup['kpcd'] = 'PhotoCD'; - $QuicktimeVideoCodecLookup['8BPS'] = 'Planar RGB'; - $QuicktimeVideoCodecLookup['png '] = 'PNG'; - $QuicktimeVideoCodecLookup['qdrw'] = 'QuickDraw'; - $QuicktimeVideoCodecLookup['qdgx'] = 'QuickDrawGX'; - $QuicktimeVideoCodecLookup['raw '] = 'RAW'; - $QuicktimeVideoCodecLookup['.SGI'] = 'SGI'; - $QuicktimeVideoCodecLookup['b16g'] = '16Gray'; - $QuicktimeVideoCodecLookup['b64a'] = '64ARGB'; - $QuicktimeVideoCodecLookup['SVQ1'] = 'Sorenson Video 1'; - $QuicktimeVideoCodecLookup['SVQ1'] = 'Sorenson Video 3'; - $QuicktimeVideoCodecLookup['syv9'] = 'Sorenson YUV9'; - $QuicktimeVideoCodecLookup['tga '] = 'Targa'; - $QuicktimeVideoCodecLookup['b32a'] = '32AlphaGray'; - $QuicktimeVideoCodecLookup['tiff'] = 'TIFF'; - $QuicktimeVideoCodecLookup['path'] = 'Vector'; - $QuicktimeVideoCodecLookup['rpza'] = 'Video'; - $QuicktimeVideoCodecLookup['ripl'] = 'WaterRipple'; - $QuicktimeVideoCodecLookup['WRAW'] = 'Windows RAW'; - $QuicktimeVideoCodecLookup['y420'] = 'YUV420'; - } - return (isset($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 CopyToAppropriateCommentsSection($keyname, $data, &$ThisFileInfo) { - static $handyatomtranslatorarray = array(); - if (empty($handyatomtranslatorarray)) { - $handyatomtranslatorarray['©cpy'] = 'copyright'; - $handyatomtranslatorarray['©day'] = 'creation_date'; - $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'; - $handyatomtranslatorarray['©cmt'] = 'comment'; - $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'; - $handyatomtranslatorarray['©com'] = 'comment'; - $handyatomtranslatorarray['©gen'] = 'genre'; - $handyatomtranslatorarray['©ope'] = 'composer'; - $handyatomtranslatorarray['©url'] = 'url'; - $handyatomtranslatorarray['©enc'] = 'encoder'; - } - if (isset($handyatomtranslatorarray[$keyname])) { - $ThisFileInfo['quicktime']['comments'][$handyatomtranslatorarray[$keyname]][] = $data; - } - - return true; - } - - function NoNullString($nullterminatedstring) { - // remove the single null terminator on null terminated strings - if (substr($nullterminatedstring, strlen($nullterminatedstring) - 1, 1) === "\x00") { - return substr($nullterminatedstring, 0, strlen($nullterminatedstring) - 1); - } - return $nullterminatedstring; - } - - function Pascal2String($pascalstring) { - // Pascal strings have 1 unsigned byte at the beginning saying how many chars (1-255) are in the string - return substr($pascalstring, 1); - } - -} - -?>
\ No newline at end of file |