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Linux server.atelieruldeit.ro 3.10.0-1160.el7.x86_64 #1 SMP Mon Oct 19 16:18:59 UTC 2020 x86_64
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module.audio-video.riff.php
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<?php ///////////////////////////////////////////////////////////////// /// getID3() by James Heinrich <info@getid3.org> // // available at https://github.com/JamesHeinrich/getID3 // // or https://www.getid3.org // // or http://getid3.sourceforge.net // // see readme.txt for more details // ///////////////////////////////////////////////////////////////// // // // module.audio-video.riff.php // // module for analyzing RIFF files // // multiple formats supported by this module: // // Wave, AVI, AIFF/AIFC, (MP3,AC3)/RIFF, Wavpack v3, 8SVX // // dependencies: module.audio.mp3.php // // module.audio.ac3.php // // module.audio.dts.php // // /// ///////////////////////////////////////////////////////////////// /** * @todo Parse AC-3/DTS audio inside WAVE correctly * @todo Rewrite RIFF parser totally */ if (!defined('GETID3_INCLUDEPATH')) { // prevent path-exposing attacks that access modules directly on public webservers exit; } getid3_lib::IncludeDependency(GETID3_INCLUDEPATH.'module.audio.mp3.php', __FILE__, true); getid3_lib::IncludeDependency(GETID3_INCLUDEPATH.'module.audio.ac3.php', __FILE__, true); getid3_lib::IncludeDependency(GETID3_INCLUDEPATH.'module.audio.dts.php', __FILE__, true); class getid3_riff extends getid3_handler { protected $container = 'riff'; // default /** * @return bool * * @throws getid3_exception */ public function Analyze() { $info = &$this->getid3->info; // initialize these values to an empty array, otherwise they default to NULL // and you can't append array values to a NULL value $info['riff'] = array('raw'=>array()); // Shortcuts $thisfile_riff = &$info['riff']; $thisfile_riff_raw = &$thisfile_riff['raw']; $thisfile_audio = &$info['audio']; $thisfile_video = &$info['video']; $thisfile_audio_dataformat = &$thisfile_audio['dataformat']; $thisfile_riff_audio = &$thisfile_riff['audio']; $thisfile_riff_video = &$thisfile_riff['video']; $thisfile_riff_WAVE = array(); $Original['avdataoffset'] = $info['avdataoffset']; $Original['avdataend'] = $info['avdataend']; $this->fseek($info['avdataoffset']); $RIFFheader = $this->fread(12); $offset = $this->ftell(); $RIFFtype = substr($RIFFheader, 0, 4); $RIFFsize = substr($RIFFheader, 4, 4); $RIFFsubtype = substr($RIFFheader, 8, 4); switch ($RIFFtype) { case 'FORM': // AIFF, AIFC //$info['fileformat'] = 'aiff'; $this->container = 'aiff'; $thisfile_riff['header_size'] = $this->EitherEndian2Int($RIFFsize); $thisfile_riff[$RIFFsubtype] = $this->ParseRIFF($offset, ($offset + $thisfile_riff['header_size'] - 4)); break; case 'RIFF': // AVI, WAV, etc case 'SDSS': // SDSS is identical to RIFF, just renamed. Used by SmartSound QuickTracks (www.smartsound.com) case 'RMP3': // RMP3 is identical to RIFF, just renamed. Used by [unknown program] when creating RIFF-MP3s //$info['fileformat'] = 'riff'; $this->container = 'riff'; $thisfile_riff['header_size'] = $this->EitherEndian2Int($RIFFsize); if ($RIFFsubtype == 'RMP3') { // RMP3 is identical to WAVE, just renamed. Used by [unknown program] when creating RIFF-MP3s $RIFFsubtype = 'WAVE'; } if ($RIFFsubtype != 'AMV ') { // AMV files are RIFF-AVI files with parts of the spec deliberately broken, such as chunk size fields hardcoded to zero (because players known in hardware that these fields are always a certain size // Handled separately in ParseRIFFAMV() $thisfile_riff[$RIFFsubtype] = $this->ParseRIFF($offset, ($offset + $thisfile_riff['header_size'] - 4)); } if (($info['avdataend'] - $info['filesize']) == 1) { // LiteWave appears to incorrectly *not* pad actual output file // to nearest WORD boundary so may appear to be short by one // byte, in which case - skip warning $info['avdataend'] = $info['filesize']; } $nextRIFFoffset = $Original['avdataoffset'] + 8 + $thisfile_riff['header_size']; // 8 = "RIFF" + 32-bit offset while ($nextRIFFoffset < min($info['filesize'], $info['avdataend'])) { try { $this->fseek($nextRIFFoffset); } catch (getid3_exception $e) { if ($e->getCode() == 10) { //$this->warning('RIFF parser: '.$e->getMessage()); $this->error('AVI extends beyond '.round(PHP_INT_MAX / 1073741824).'GB and PHP filesystem functions cannot read that far, playtime may be wrong'); $this->warning('[avdataend] value may be incorrect, multiple AVIX chunks may be present'); break; } else { throw $e; } } $nextRIFFheader = $this->fread(12); if ($nextRIFFoffset == ($info['avdataend'] - 1)) { if (substr($nextRIFFheader, 0, 1) == "\x00") { // RIFF padded to WORD boundary, we're actually already at the end break; } } $nextRIFFheaderID = substr($nextRIFFheader, 0, 4); $nextRIFFsize = $this->EitherEndian2Int(substr($nextRIFFheader, 4, 4)); $nextRIFFtype = substr($nextRIFFheader, 8, 4); $chunkdata = array(); $chunkdata['offset'] = $nextRIFFoffset + 8; $chunkdata['size'] = $nextRIFFsize; $nextRIFFoffset = $chunkdata['offset'] + $chunkdata['size']; switch ($nextRIFFheaderID) { case 'RIFF': $chunkdata['chunks'] = $this->ParseRIFF($chunkdata['offset'] + 4, $nextRIFFoffset); if (!isset($thisfile_riff[$nextRIFFtype])) { $thisfile_riff[$nextRIFFtype] = array(); } $thisfile_riff[$nextRIFFtype][] = $chunkdata; break; case 'AMV ': unset($info['riff']); $info['amv'] = $this->ParseRIFFAMV($chunkdata['offset'] + 4, $nextRIFFoffset); break; case 'JUNK': // ignore $thisfile_riff[$nextRIFFheaderID][] = $chunkdata; break; case 'IDVX': $info['divxtag']['comments'] = self::ParseDIVXTAG($this->fread($chunkdata['size'])); break; default: if ($info['filesize'] == ($chunkdata['offset'] - 8 + 128)) { $DIVXTAG = $nextRIFFheader.$this->fread(128 - 12); if (substr($DIVXTAG, -7) == 'DIVXTAG') { // DIVXTAG is supposed to be inside an IDVX chunk in a LIST chunk, but some bad encoders just slap it on the end of a file $this->warning('Found wrongly-structured DIVXTAG at offset '.($this->ftell() - 128).', parsing anyway'); $info['divxtag']['comments'] = self::ParseDIVXTAG($DIVXTAG); break 2; } } $this->warning('Expecting "RIFF|JUNK|IDVX" at '.$nextRIFFoffset.', found "'.$nextRIFFheaderID.'" ('.getid3_lib::PrintHexBytes($nextRIFFheaderID).') - skipping rest of file'); break 2; } } if ($RIFFsubtype == 'WAVE') { $thisfile_riff_WAVE = &$thisfile_riff['WAVE']; } break; default: $this->error('Cannot parse RIFF (this is maybe not a RIFF / WAV / AVI file?) - expecting "FORM|RIFF|SDSS|RMP3" found "'.$RIFFsubtype.'" instead'); //unset($info['fileformat']); return false; } $streamindex = 0; switch ($RIFFsubtype) { // http://en.wikipedia.org/wiki/Wav case 'WAVE': $info['fileformat'] = 'wav'; if (empty($thisfile_audio['bitrate_mode'])) { $thisfile_audio['bitrate_mode'] = 'cbr'; } if (empty($thisfile_audio_dataformat)) { $thisfile_audio_dataformat = 'wav'; } if (isset($thisfile_riff_WAVE['data'][0]['offset'])) { $info['avdataoffset'] = $thisfile_riff_WAVE['data'][0]['offset'] + 8; $info['avdataend'] = $info['avdataoffset'] + $thisfile_riff_WAVE['data'][0]['size']; } if (isset($thisfile_riff_WAVE['fmt '][0]['data'])) { $thisfile_riff_audio[$streamindex] = self::parseWAVEFORMATex($thisfile_riff_WAVE['fmt '][0]['data']); $thisfile_audio['wformattag'] = $thisfile_riff_audio[$streamindex]['raw']['wFormatTag']; if (!isset($thisfile_riff_audio[$streamindex]['bitrate']) || ($thisfile_riff_audio[$streamindex]['bitrate'] == 0)) { $this->error('Corrupt RIFF file: bitrate_audio == zero'); return false; } $thisfile_riff_raw['fmt '] = $thisfile_riff_audio[$streamindex]['raw']; unset($thisfile_riff_audio[$streamindex]['raw']); $thisfile_audio['streams'][$streamindex] = $thisfile_riff_audio[$streamindex]; $thisfile_audio = (array) getid3_lib::array_merge_noclobber($thisfile_audio, $thisfile_riff_audio[$streamindex]); if (substr($thisfile_audio['codec'], 0, strlen('unknown: 0x')) == 'unknown: 0x') { $this->warning('Audio codec = '.$thisfile_audio['codec']); } $thisfile_audio['bitrate'] = $thisfile_riff_audio[$streamindex]['bitrate']; if (empty($info['playtime_seconds'])) { // may already be set (e.g. DTS-WAV) $info['playtime_seconds'] = (float) ((($info['avdataend'] - $info['avdataoffset']) * 8) / $thisfile_audio['bitrate']); } $thisfile_audio['lossless'] = false; if (isset($thisfile_riff_WAVE['data'][0]['offset']) && isset($thisfile_riff_raw['fmt ']['wFormatTag'])) { switch ($thisfile_riff_raw['fmt ']['wFormatTag']) { case 0x0001: // PCM $thisfile_audio['lossless'] = true; break; case 0x2000: // AC-3 $thisfile_audio_dataformat = 'ac3'; break; default: // do nothing break; } } $thisfile_audio['streams'][$streamindex]['wformattag'] = $thisfile_audio['wformattag']; $thisfile_audio['streams'][$streamindex]['bitrate_mode'] = $thisfile_audio['bitrate_mode']; $thisfile_audio['streams'][$streamindex]['lossless'] = $thisfile_audio['lossless']; $thisfile_audio['streams'][$streamindex]['dataformat'] = $thisfile_audio_dataformat; } if (isset($thisfile_riff_WAVE['rgad'][0]['data'])) { // shortcuts $rgadData = &$thisfile_riff_WAVE['rgad'][0]['data']; $thisfile_riff_raw['rgad'] = array('track'=>array(), 'album'=>array()); $thisfile_riff_raw_rgad = &$thisfile_riff_raw['rgad']; $thisfile_riff_raw_rgad_track = &$thisfile_riff_raw_rgad['track']; $thisfile_riff_raw_rgad_album = &$thisfile_riff_raw_rgad['album']; $thisfile_riff_raw_rgad['fPeakAmplitude'] = getid3_lib::LittleEndian2Float(substr($rgadData, 0, 4)); $thisfile_riff_raw_rgad['nRadioRgAdjust'] = $this->EitherEndian2Int(substr($rgadData, 4, 2)); $thisfile_riff_raw_rgad['nAudiophileRgAdjust'] = $this->EitherEndian2Int(substr($rgadData, 6, 2)); $nRadioRgAdjustBitstring = str_pad(getid3_lib::Dec2Bin($thisfile_riff_raw_rgad['nRadioRgAdjust']), 16, '0', STR_PAD_LEFT); $nAudiophileRgAdjustBitstring = str_pad(getid3_lib::Dec2Bin($thisfile_riff_raw_rgad['nAudiophileRgAdjust']), 16, '0', STR_PAD_LEFT); $thisfile_riff_raw_rgad_track['name'] = getid3_lib::Bin2Dec(substr($nRadioRgAdjustBitstring, 0, 3)); $thisfile_riff_raw_rgad_track['originator'] = getid3_lib::Bin2Dec(substr($nRadioRgAdjustBitstring, 3, 3)); $thisfile_riff_raw_rgad_track['signbit'] = getid3_lib::Bin2Dec(substr($nRadioRgAdjustBitstring, 6, 1)); $thisfile_riff_raw_rgad_track['adjustment'] = getid3_lib::Bin2Dec(substr($nRadioRgAdjustBitstring, 7, 9)); $thisfile_riff_raw_rgad_album['name'] = getid3_lib::Bin2Dec(substr($nAudiophileRgAdjustBitstring, 0, 3)); $thisfile_riff_raw_rgad_album['originator'] = getid3_lib::Bin2Dec(substr($nAudiophileRgAdjustBitstring, 3, 3)); $thisfile_riff_raw_rgad_album['signbit'] = getid3_lib::Bin2Dec(substr($nAudiophileRgAdjustBitstring, 6, 1)); $thisfile_riff_raw_rgad_album['adjustment'] = getid3_lib::Bin2Dec(substr($nAudiophileRgAdjustBitstring, 7, 9)); $thisfile_riff['rgad']['peakamplitude'] = $thisfile_riff_raw_rgad['fPeakAmplitude']; if (($thisfile_riff_raw_rgad_track['name'] != 0) && ($thisfile_riff_raw_rgad_track['originator'] != 0)) { $thisfile_riff['rgad']['track']['name'] = getid3_lib::RGADnameLookup($thisfile_riff_raw_rgad_track['name']); $thisfile_riff['rgad']['track']['originator'] = getid3_lib::RGADoriginatorLookup($thisfile_riff_raw_rgad_track['originator']); $thisfile_riff['rgad']['track']['adjustment'] = getid3_lib::RGADadjustmentLookup($thisfile_riff_raw_rgad_track['adjustment'], $thisfile_riff_raw_rgad_track['signbit']); } if (($thisfile_riff_raw_rgad_album['name'] != 0) && ($thisfile_riff_raw_rgad_album['originator'] != 0)) { $thisfile_riff['rgad']['album']['name'] = getid3_lib::RGADnameLookup($thisfile_riff_raw_rgad_album['name']); $thisfile_riff['rgad']['album']['originator'] = getid3_lib::RGADoriginatorLookup($thisfile_riff_raw_rgad_album['originator']); $thisfile_riff['rgad']['album']['adjustment'] = getid3_lib::RGADadjustmentLookup($thisfile_riff_raw_rgad_album['adjustment'], $thisfile_riff_raw_rgad_album['signbit']); } } if (isset($thisfile_riff_WAVE['fact'][0]['data'])) { $thisfile_riff_raw['fact']['NumberOfSamples'] = $this->EitherEndian2Int(substr($thisfile_riff_WAVE['fact'][0]['data'], 0, 4)); // This should be a good way of calculating exact playtime, // but some sample files have had incorrect number of samples, // so cannot use this method // if (!empty($thisfile_riff_raw['fmt ']['nSamplesPerSec'])) { // $info['playtime_seconds'] = (float) $thisfile_riff_raw['fact']['NumberOfSamples'] / $thisfile_riff_raw['fmt ']['nSamplesPerSec']; // } } if (!empty($thisfile_riff_raw['fmt ']['nAvgBytesPerSec'])) { $thisfile_audio['bitrate'] = getid3_lib::CastAsInt($thisfile_riff_raw['fmt ']['nAvgBytesPerSec'] * 8); } if (isset($thisfile_riff_WAVE['bext'][0]['data'])) { // shortcut $thisfile_riff_WAVE_bext_0 = &$thisfile_riff_WAVE['bext'][0]; $thisfile_riff_WAVE_bext_0['title'] = trim(substr($thisfile_riff_WAVE_bext_0['data'], 0, 256)); $thisfile_riff_WAVE_bext_0['author'] = trim(substr($thisfile_riff_WAVE_bext_0['data'], 256, 32)); $thisfile_riff_WAVE_bext_0['reference'] = trim(substr($thisfile_riff_WAVE_bext_0['data'], 288, 32)); $thisfile_riff_WAVE_bext_0['origin_date'] = substr($thisfile_riff_WAVE_bext_0['data'], 320, 10); $thisfile_riff_WAVE_bext_0['origin_time'] = substr($thisfile_riff_WAVE_bext_0['data'], 330, 8); $thisfile_riff_WAVE_bext_0['time_reference'] = getid3_lib::LittleEndian2Int(substr($thisfile_riff_WAVE_bext_0['data'], 338, 8)); $thisfile_riff_WAVE_bext_0['bwf_version'] = getid3_lib::LittleEndian2Int(substr($thisfile_riff_WAVE_bext_0['data'], 346, 1)); $thisfile_riff_WAVE_bext_0['reserved'] = substr($thisfile_riff_WAVE_bext_0['data'], 347, 254); $thisfile_riff_WAVE_bext_0['coding_history'] = explode("\r\n", trim(substr($thisfile_riff_WAVE_bext_0['data'], 601))); if (preg_match('#^([0-9]{4}).([0-9]{2}).([0-9]{2})$#', $thisfile_riff_WAVE_bext_0['origin_date'], $matches_bext_date)) { if (preg_match('#^([0-9]{2}).([0-9]{2}).([0-9]{2})$#', $thisfile_riff_WAVE_bext_0['origin_time'], $matches_bext_time)) { list($dummy, $bext_timestamp['year'], $bext_timestamp['month'], $bext_timestamp['day']) = $matches_bext_date; list($dummy, $bext_timestamp['hour'], $bext_timestamp['minute'], $bext_timestamp['second']) = $matches_bext_time; $thisfile_riff_WAVE_bext_0['origin_date_unix'] = gmmktime($bext_timestamp['hour'], $bext_timestamp['minute'], $bext_timestamp['second'], $bext_timestamp['month'], $bext_timestamp['day'], $bext_timestamp['year']); } else { $this->warning('RIFF.WAVE.BEXT.origin_time is invalid'); } } else { $this->warning('RIFF.WAVE.BEXT.origin_date is invalid'); } $thisfile_riff['comments']['author'][] = $thisfile_riff_WAVE_bext_0['author']; $thisfile_riff['comments']['title'][] = $thisfile_riff_WAVE_bext_0['title']; } if (isset($thisfile_riff_WAVE['MEXT'][0]['data'])) { // shortcut $thisfile_riff_WAVE_MEXT_0 = &$thisfile_riff_WAVE['MEXT'][0]; $thisfile_riff_WAVE_MEXT_0['raw']['sound_information'] = getid3_lib::LittleEndian2Int(substr($thisfile_riff_WAVE_MEXT_0['data'], 0, 2)); $thisfile_riff_WAVE_MEXT_0['flags']['homogenous'] = (bool) ($thisfile_riff_WAVE_MEXT_0['raw']['sound_information'] & 0x0001); if ($thisfile_riff_WAVE_MEXT_0['flags']['homogenous']) { $thisfile_riff_WAVE_MEXT_0['flags']['padding'] = ($thisfile_riff_WAVE_MEXT_0['raw']['sound_information'] & 0x0002) ? false : true; $thisfile_riff_WAVE_MEXT_0['flags']['22_or_44'] = (bool) ($thisfile_riff_WAVE_MEXT_0['raw']['sound_information'] & 0x0004); $thisfile_riff_WAVE_MEXT_0['flags']['free_format'] = (bool) ($thisfile_riff_WAVE_MEXT_0['raw']['sound_information'] & 0x0008); $thisfile_riff_WAVE_MEXT_0['nominal_frame_size'] = getid3_lib::LittleEndian2Int(substr($thisfile_riff_WAVE_MEXT_0['data'], 2, 2)); } $thisfile_riff_WAVE_MEXT_0['anciliary_data_length'] = getid3_lib::LittleEndian2Int(substr($thisfile_riff_WAVE_MEXT_0['data'], 6, 2)); $thisfile_riff_WAVE_MEXT_0['raw']['anciliary_data_def'] = getid3_lib::LittleEndian2Int(substr($thisfile_riff_WAVE_MEXT_0['data'], 8, 2)); $thisfile_riff_WAVE_MEXT_0['flags']['anciliary_data_left'] = (bool) ($thisfile_riff_WAVE_MEXT_0['raw']['anciliary_data_def'] & 0x0001); $thisfile_riff_WAVE_MEXT_0['flags']['anciliary_data_free'] = (bool) ($thisfile_riff_WAVE_MEXT_0['raw']['anciliary_data_def'] & 0x0002); $thisfile_riff_WAVE_MEXT_0['flags']['anciliary_data_right'] = (bool) ($thisfile_riff_WAVE_MEXT_0['raw']['anciliary_data_def'] & 0x0004); } if (isset($thisfile_riff_WAVE['cart'][0]['data'])) { // shortcut $thisfile_riff_WAVE_cart_0 = &$thisfile_riff_WAVE['cart'][0]; $thisfile_riff_WAVE_cart_0['version'] = substr($thisfile_riff_WAVE_cart_0['data'], 0, 4); $thisfile_riff_WAVE_cart_0['title'] = trim(substr($thisfile_riff_WAVE_cart_0['data'], 4, 64)); $thisfile_riff_WAVE_cart_0['artist'] = trim(substr($thisfile_riff_WAVE_cart_0['data'], 68, 64)); $thisfile_riff_WAVE_cart_0['cut_id'] = trim(substr($thisfile_riff_WAVE_cart_0['data'], 132, 64)); $thisfile_riff_WAVE_cart_0['client_id'] = trim(substr($thisfile_riff_WAVE_cart_0['data'], 196, 64)); $thisfile_riff_WAVE_cart_0['category'] = trim(substr($thisfile_riff_WAVE_cart_0['data'], 260, 64)); $thisfile_riff_WAVE_cart_0['classification'] = trim(substr($thisfile_riff_WAVE_cart_0['data'], 324, 64)); $thisfile_riff_WAVE_cart_0['out_cue'] = trim(substr($thisfile_riff_WAVE_cart_0['data'], 388, 64)); $thisfile_riff_WAVE_cart_0['start_date'] = trim(substr($thisfile_riff_WAVE_cart_0['data'], 452, 10)); $thisfile_riff_WAVE_cart_0['start_time'] = trim(substr($thisfile_riff_WAVE_cart_0['data'], 462, 8)); $thisfile_riff_WAVE_cart_0['end_date'] = trim(substr($thisfile_riff_WAVE_cart_0['data'], 470, 10)); $thisfile_riff_WAVE_cart_0['end_time'] = trim(substr($thisfile_riff_WAVE_cart_0['data'], 480, 8)); $thisfile_riff_WAVE_cart_0['producer_app_id'] = trim(substr($thisfile_riff_WAVE_cart_0['data'], 488, 64)); $thisfile_riff_WAVE_cart_0['producer_app_version'] = trim(substr($thisfile_riff_WAVE_cart_0['data'], 552, 64)); $thisfile_riff_WAVE_cart_0['user_defined_text'] = trim(substr($thisfile_riff_WAVE_cart_0['data'], 616, 64)); $thisfile_riff_WAVE_cart_0['zero_db_reference'] = getid3_lib::LittleEndian2Int(substr($thisfile_riff_WAVE_cart_0['data'], 680, 4), true); for ($i = 0; $i < 8; $i++) { $thisfile_riff_WAVE_cart_0['post_time'][$i]['usage_fourcc'] = substr($thisfile_riff_WAVE_cart_0['data'], 684 + ($i * 8), 4); $thisfile_riff_WAVE_cart_0['post_time'][$i]['timer_value'] = getid3_lib::LittleEndian2Int(substr($thisfile_riff_WAVE_cart_0['data'], 684 + ($i * 8) + 4, 4)); } $thisfile_riff_WAVE_cart_0['url'] = trim(substr($thisfile_riff_WAVE_cart_0['data'], 748, 1024)); $thisfile_riff_WAVE_cart_0['tag_text'] = explode("\r\n", trim(substr($thisfile_riff_WAVE_cart_0['data'], 1772))); $thisfile_riff['comments']['tag_text'][] = substr($thisfile_riff_WAVE_cart_0['data'], 1772); $thisfile_riff['comments']['artist'][] = $thisfile_riff_WAVE_cart_0['artist']; $thisfile_riff['comments']['title'][] = $thisfile_riff_WAVE_cart_0['title']; } if (isset($thisfile_riff_WAVE['SNDM'][0]['data'])) { // SoundMiner metadata // shortcuts $thisfile_riff_WAVE_SNDM_0 = &$thisfile_riff_WAVE['SNDM'][0]; $thisfile_riff_WAVE_SNDM_0_data = &$thisfile_riff_WAVE_SNDM_0['data']; $SNDM_startoffset = 0; $SNDM_endoffset = $thisfile_riff_WAVE_SNDM_0['size']; while ($SNDM_startoffset < $SNDM_endoffset) { $SNDM_thisTagOffset = 0; $SNDM_thisTagSize = getid3_lib::BigEndian2Int(substr($thisfile_riff_WAVE_SNDM_0_data, $SNDM_startoffset + $SNDM_thisTagOffset, 4)); $SNDM_thisTagOffset += 4; $SNDM_thisTagKey = substr($thisfile_riff_WAVE_SNDM_0_data, $SNDM_startoffset + $SNDM_thisTagOffset, 4); $SNDM_thisTagOffset += 4; $SNDM_thisTagDataSize = getid3_lib::BigEndian2Int(substr($thisfile_riff_WAVE_SNDM_0_data, $SNDM_startoffset + $SNDM_thisTagOffset, 2)); $SNDM_thisTagOffset += 2; $SNDM_thisTagDataFlags = getid3_lib::BigEndian2Int(substr($thisfile_riff_WAVE_SNDM_0_data, $SNDM_startoffset + $SNDM_thisTagOffset, 2)); $SNDM_thisTagOffset += 2; $SNDM_thisTagDataText = substr($thisfile_riff_WAVE_SNDM_0_data, $SNDM_startoffset + $SNDM_thisTagOffset, $SNDM_thisTagDataSize); $SNDM_thisTagOffset += $SNDM_thisTagDataSize; if ($SNDM_thisTagSize != (4 + 4 + 2 + 2 + $SNDM_thisTagDataSize)) { $this->warning('RIFF.WAVE.SNDM.data contains tag not expected length (expected: '.$SNDM_thisTagSize.', found: '.(4 + 4 + 2 + 2 + $SNDM_thisTagDataSize).') at offset '.$SNDM_startoffset.' (file offset '.($thisfile_riff_WAVE_SNDM_0['offset'] + $SNDM_startoffset).')'); break; } elseif ($SNDM_thisTagSize <= 0) { $this->warning('RIFF.WAVE.SNDM.data contains zero-size tag at offset '.$SNDM_startoffset.' (file offset '.($thisfile_riff_WAVE_SNDM_0['offset'] + $SNDM_startoffset).')'); break; } $SNDM_startoffset += $SNDM_thisTagSize; $thisfile_riff_WAVE_SNDM_0['parsed_raw'][$SNDM_thisTagKey] = $SNDM_thisTagDataText; if ($parsedkey = self::waveSNDMtagLookup($SNDM_thisTagKey)) { $thisfile_riff_WAVE_SNDM_0['parsed'][$parsedkey] = $SNDM_thisTagDataText; } else { $this->warning('RIFF.WAVE.SNDM contains unknown tag "'.$SNDM_thisTagKey.'" at offset '.$SNDM_startoffset.' (file offset '.($thisfile_riff_WAVE_SNDM_0['offset'] + $SNDM_startoffset).')'); } } $tagmapping = array( 'tracktitle'=>'title', 'category' =>'genre', 'cdtitle' =>'album', ); foreach ($tagmapping as $fromkey => $tokey) { if (isset($thisfile_riff_WAVE_SNDM_0['parsed'][$fromkey])) { $thisfile_riff['comments'][$tokey][] = $thisfile_riff_WAVE_SNDM_0['parsed'][$fromkey]; } } } if (isset($thisfile_riff_WAVE['iXML'][0]['data'])) { // requires functions simplexml_load_string and get_object_vars if ($parsedXML = getid3_lib::XML2array($thisfile_riff_WAVE['iXML'][0]['data'])) { $thisfile_riff_WAVE['iXML'][0]['parsed'] = $parsedXML; if (isset($parsedXML['SPEED']['MASTER_SPEED'])) { @list($numerator, $denominator) = explode('/', $parsedXML['SPEED']['MASTER_SPEED']); $thisfile_riff_WAVE['iXML'][0]['master_speed'] = $numerator / ($denominator ? $denominator : 1000); } if (isset($parsedXML['SPEED']['TIMECODE_RATE'])) { @list($numerator, $denominator) = explode('/', $parsedXML['SPEED']['TIMECODE_RATE']); $thisfile_riff_WAVE['iXML'][0]['timecode_rate'] = $numerator / ($denominator ? $denominator : 1000); } if (isset($parsedXML['SPEED']['TIMESTAMP_SAMPLES_SINCE_MIDNIGHT_LO']) && !empty($parsedXML['SPEED']['TIMESTAMP_SAMPLE_RATE']) && !empty($thisfile_riff_WAVE['iXML'][0]['timecode_rate'])) { $samples_since_midnight = floatval(ltrim($parsedXML['SPEED']['TIMESTAMP_SAMPLES_SINCE_MIDNIGHT_HI'].$parsedXML['SPEED']['TIMESTAMP_SAMPLES_SINCE_MIDNIGHT_LO'], '0')); $timestamp_sample_rate = (is_array($parsedXML['SPEED']['TIMESTAMP_SAMPLE_RATE']) ? max($parsedXML['SPEED']['TIMESTAMP_SAMPLE_RATE']) : $parsedXML['SPEED']['TIMESTAMP_SAMPLE_RATE']); // XML could possibly contain more than one TIMESTAMP_SAMPLE_RATE tag, returning as array instead of integer [why? does it make sense? perhaps doesn't matter but getID3 needs to deal with it] - see https://github.com/JamesHeinrich/getID3/issues/105 $thisfile_riff_WAVE['iXML'][0]['timecode_seconds'] = $samples_since_midnight / $timestamp_sample_rate; $h = floor( $thisfile_riff_WAVE['iXML'][0]['timecode_seconds'] / 3600); $m = floor(($thisfile_riff_WAVE['iXML'][0]['timecode_seconds'] - ($h * 3600)) / 60); $s = floor( $thisfile_riff_WAVE['iXML'][0]['timecode_seconds'] - ($h * 3600) - ($m * 60)); $f = ($thisfile_riff_WAVE['iXML'][0]['timecode_seconds'] - ($h * 3600) - ($m * 60) - $s) * $thisfile_riff_WAVE['iXML'][0]['timecode_rate']; $thisfile_riff_WAVE['iXML'][0]['timecode_string'] = sprintf('%02d:%02d:%02d:%05.2f', $h, $m, $s, $f); $thisfile_riff_WAVE['iXML'][0]['timecode_string_round'] = sprintf('%02d:%02d:%02d:%02d', $h, $m, $s, round($f)); unset($samples_since_midnight, $timestamp_sample_rate, $h, $m, $s, $f); } unset($parsedXML); } } if (!isset($thisfile_audio['bitrate']) && isset($thisfile_riff_audio[$streamindex]['bitrate'])) { $thisfile_audio['bitrate'] = $thisfile_riff_audio[$streamindex]['bitrate']; $info['playtime_seconds'] = (float) ((($info['avdataend'] - $info['avdataoffset']) * 8) / $thisfile_audio['bitrate']); } if (!empty($info['wavpack'])) { $thisfile_audio_dataformat = 'wavpack'; $thisfile_audio['bitrate_mode'] = 'vbr'; $thisfile_audio['encoder'] = 'WavPack v'.$info['wavpack']['version']; // Reset to the way it was - RIFF parsing will have messed this up $info['avdataend'] = $Original['avdataend']; $thisfile_audio['bitrate'] = (($info['avdataend'] - $info['avdataoffset']) * 8) / $info['playtime_seconds']; $this->fseek($info['avdataoffset'] - 44); $RIFFdata = $this->fread(44); $OrignalRIFFheaderSize = getid3_lib::LittleEndian2Int(substr($RIFFdata, 4, 4)) + 8; $OrignalRIFFdataSize = getid3_lib::LittleEndian2Int(substr($RIFFdata, 40, 4)) + 44; if ($OrignalRIFFheaderSize > $OrignalRIFFdataSize) { $info['avdataend'] -= ($OrignalRIFFheaderSize - $OrignalRIFFdataSize); $this->fseek($info['avdataend']); $RIFFdata .= $this->fread($OrignalRIFFheaderSize - $OrignalRIFFdataSize); } // move the data chunk after all other chunks (if any) // so that the RIFF parser doesn't see EOF when trying // to skip over the data chunk $RIFFdata = substr($RIFFdata, 0, 36).substr($RIFFdata, 44).substr($RIFFdata, 36, 8); $getid3_riff = new getid3_riff($this->getid3); $getid3_riff->ParseRIFFdata($RIFFdata); unset($getid3_riff); } if (isset($thisfile_riff_raw['fmt ']['wFormatTag'])) { switch ($thisfile_riff_raw['fmt ']['wFormatTag']) { case 0x0001: // PCM if (!empty($info['ac3'])) { // Dolby Digital WAV files masquerade as PCM-WAV, but they're not $thisfile_audio['wformattag'] = 0x2000; $thisfile_audio['codec'] = self::wFormatTagLookup($thisfile_audio['wformattag']); $thisfile_audio['lossless'] = false; $thisfile_audio['bitrate'] = $info['ac3']['bitrate']; $thisfile_audio['sample_rate'] = $info['ac3']['sample_rate']; } if (!empty($info['dts'])) { // Dolby DTS files masquerade as PCM-WAV, but they're not $thisfile_audio['wformattag'] = 0x2001; $thisfile_audio['codec'] = self::wFormatTagLookup($thisfile_audio['wformattag']); $thisfile_audio['lossless'] = false; $thisfile_audio['bitrate'] = $info['dts']['bitrate']; $thisfile_audio['sample_rate'] = $info['dts']['sample_rate']; } break; case 0x08AE: // ClearJump LiteWave $thisfile_audio['bitrate_mode'] = 'vbr'; $thisfile_audio_dataformat = 'litewave'; //typedef struct tagSLwFormat { // WORD m_wCompFormat; // low byte defines compression method, high byte is compression flags // DWORD m_dwScale; // scale factor for lossy compression // DWORD m_dwBlockSize; // number of samples in encoded blocks // WORD m_wQuality; // alias for the scale factor // WORD m_wMarkDistance; // distance between marks in bytes // WORD m_wReserved; // // //following paramters are ignored if CF_FILESRC is not set // DWORD m_dwOrgSize; // original file size in bytes // WORD m_bFactExists; // indicates if 'fact' chunk exists in the original file // DWORD m_dwRiffChunkSize; // riff chunk size in the original file // // PCMWAVEFORMAT m_OrgWf; // original wave format // }SLwFormat, *PSLwFormat; // shortcut $thisfile_riff['litewave']['raw'] = array(); $riff_litewave = &$thisfile_riff['litewave']; $riff_litewave_raw = &$riff_litewave['raw']; $flags = array( 'compression_method' => 1, 'compression_flags' => 1, 'm_dwScale' => 4, 'm_dwBlockSize' => 4, 'm_wQuality' => 2, 'm_wMarkDistance' => 2, 'm_wReserved' => 2, 'm_dwOrgSize' => 4, 'm_bFactExists' => 2, 'm_dwRiffChunkSize' => 4, ); $litewave_offset = 18; foreach ($flags as $flag => $length) { $riff_litewave_raw[$flag] = getid3_lib::LittleEndian2Int(substr($thisfile_riff_WAVE['fmt '][0]['data'], $litewave_offset, $length)); $litewave_offset += $length; } //$riff_litewave['quality_factor'] = intval(round((2000 - $riff_litewave_raw['m_dwScale']) / 20)); $riff_litewave['quality_factor'] = $riff_litewave_raw['m_wQuality']; $riff_litewave['flags']['raw_source'] = ($riff_litewave_raw['compression_flags'] & 0x01) ? false : true; $riff_litewave['flags']['vbr_blocksize'] = ($riff_litewave_raw['compression_flags'] & 0x02) ? false : true; $riff_litewave['flags']['seekpoints'] = (bool) ($riff_litewave_raw['compression_flags'] & 0x04); $thisfile_audio['lossless'] = (($riff_litewave_raw['m_wQuality'] == 100) ? true : false); $thisfile_audio['encoder_options'] = '-q'.$riff_litewave['quality_factor']; break; default: break; } } if ($info['avdataend'] > $info['filesize']) { switch (!empty($thisfile_audio_dataformat) ? $thisfile_audio_dataformat : '') { case 'wavpack': // WavPack case 'lpac': // LPAC case 'ofr': // OptimFROG case 'ofs': // OptimFROG DualStream // lossless compressed audio formats that keep original RIFF headers - skip warning break; case 'litewave': if (($info['avdataend'] - $info['filesize']) == 1) { // LiteWave appears to incorrectly *not* pad actual output file // to nearest WORD boundary so may appear to be short by one // byte, in which case - skip warning } else { // Short by more than one byte, throw warning $this->warning('Probably truncated file - expecting '.$thisfile_riff[$RIFFsubtype]['data'][0]['size'].' bytes of data, only found '.($info['filesize'] - $info['avdataoffset']).' (short by '.($thisfile_riff[$RIFFsubtype]['data'][0]['size'] - ($info['filesize'] - $info['avdataoffset'])).' bytes)'); $info['avdataend'] = $info['filesize']; } break; default: if ((($info['avdataend'] - $info['filesize']) == 1) && (($thisfile_riff[$RIFFsubtype]['data'][0]['size'] % 2) == 0) && ((($info['filesize'] - $info['avdataoffset']) % 2) == 1)) { // output file appears to be incorrectly *not* padded to nearest WORD boundary // Output less severe warning $this->warning('File should probably be padded to nearest WORD boundary, but it is not (expecting '.$thisfile_riff[$RIFFsubtype]['data'][0]['size'].' bytes of data, only found '.($info['filesize'] - $info['avdataoffset']).' therefore short by '.($thisfile_riff[$RIFFsubtype]['data'][0]['size'] - ($info['filesize'] - $info['avdataoffset'])).' bytes)'); $info['avdataend'] = $info['filesize']; } else { // Short by more than one byte, throw warning $this->warning('Probably truncated file - expecting '.$thisfile_riff[$RIFFsubtype]['data'][0]['size'].' bytes of data, only found '.($info['filesize'] - $info['avdataoffset']).' (short by '.($thisfile_riff[$RIFFsubtype]['data'][0]['size'] - ($info['filesize'] - $info['avdataoffset'])).' bytes)'); $info['avdataend'] = $info['filesize']; } break; } } if (!empty($info['mpeg']['audio']['LAME']['audio_bytes'])) { if ((($info['avdataend'] - $info['avdataoffset']) - $info['mpeg']['audio']['LAME']['audio_bytes']) == 1) { $info['avdataend']--; $this->warning('Extra null byte at end of MP3 data assumed to be RIFF padding and therefore ignored'); } } if (isset($thisfile_audio_dataformat) && ($thisfile_audio_dataformat == 'ac3')) { unset($thisfile_audio['bits_per_sample']); if (!empty($info['ac3']['bitrate']) && ($info['ac3']['bitrate'] != $thisfile_audio['bitrate'])) { $thisfile_audio['bitrate'] = $info['ac3']['bitrate']; } } break; // http://en.wikipedia.org/wiki/Audio_Video_Interleave case 'AVI ': $info['fileformat'] = 'avi'; $info['mime_type'] = 'video/avi'; $thisfile_video['bitrate_mode'] = 'vbr'; // maybe not, but probably $thisfile_video['dataformat'] = 'avi'; $thisfile_riff_video_current = array(); if (isset($thisfile_riff[$RIFFsubtype]['movi']['offset'])) { $info['avdataoffset'] = $thisfile_riff[$RIFFsubtype]['movi']['offset'] + 8; if (isset($thisfile_riff['AVIX'])) { $info['avdataend'] = $thisfile_riff['AVIX'][(count($thisfile_riff['AVIX']) - 1)]['chunks']['movi']['offset'] + $thisfile_riff['AVIX'][(count($thisfile_riff['AVIX']) - 1)]['chunks']['movi']['size']; } else { $info['avdataend'] = $thisfile_riff['AVI ']['movi']['offset'] + $thisfile_riff['AVI ']['movi']['size']; } if ($info['avdataend'] > $info['filesize']) { $this->warning('Probably truncated file - expecting '.($info['avdataend'] - $info['avdataoffset']).' bytes of data, only found '.($info['filesize'] - $info['avdataoffset']).' (short by '.($info['avdataend'] - $info['filesize']).' bytes)'); $info['avdataend'] = $info['filesize']; } } if (isset($thisfile_riff['AVI ']['hdrl']['strl']['indx'])) { //$bIndexType = array( // 0x00 => 'AVI_INDEX_OF_INDEXES', // 0x01 => 'AVI_INDEX_OF_CHUNKS', // 0x80 => 'AVI_INDEX_IS_DATA', //); //$bIndexSubtype = array( // 0x01 => array( // 0x01 => 'AVI_INDEX_2FIELD', // ), //); foreach ($thisfile_riff['AVI ']['hdrl']['strl']['indx'] as $streamnumber => $steamdataarray) { $ahsisd = &$thisfile_riff['AVI ']['hdrl']['strl']['indx'][$streamnumber]['data']; $thisfile_riff_raw['indx'][$streamnumber]['wLongsPerEntry'] = $this->EitherEndian2Int(substr($ahsisd, 0, 2)); $thisfile_riff_raw['indx'][$streamnumber]['bIndexSubType'] = $this->EitherEndian2Int(substr($ahsisd, 2, 1)); $thisfile_riff_raw['indx'][$streamnumber]['bIndexType'] = $this->EitherEndian2Int(substr($ahsisd, 3, 1)); $thisfile_riff_raw['indx'][$streamnumber]['nEntriesInUse'] = $this->EitherEndian2Int(substr($ahsisd, 4, 4)); $thisfile_riff_raw['indx'][$streamnumber]['dwChunkId'] = substr($ahsisd, 8, 4); $thisfile_riff_raw['indx'][$streamnumber]['dwReserved'] = $this->EitherEndian2Int(substr($ahsisd, 12, 4)); //$thisfile_riff_raw['indx'][$streamnumber]['bIndexType_name'] = $bIndexType[$thisfile_riff_raw['indx'][$streamnumber]['bIndexType']]; //$thisfile_riff_raw['indx'][$streamnumber]['bIndexSubType_name'] = $bIndexSubtype[$thisfile_riff_raw['indx'][$streamnumber]['bIndexType']][$thisfile_riff_raw['indx'][$streamnumber]['bIndexSubType']]; unset($ahsisd); } } if (isset($thisfile_riff['AVI ']['hdrl']['avih'][$streamindex]['data'])) { $avihData = $thisfile_riff['AVI ']['hdrl']['avih'][$streamindex]['data']; // shortcut $thisfile_riff_raw['avih'] = array(); $thisfile_riff_raw_avih = &$thisfile_riff_raw['avih']; $thisfile_riff_raw_avih['dwMicroSecPerFrame'] = $this->EitherEndian2Int(substr($avihData, 0, 4)); // frame display rate (or 0L) if ($thisfile_riff_raw_avih['dwMicroSecPerFrame'] == 0) { $this->error('Corrupt RIFF file: avih.dwMicroSecPerFrame == zero'); return false; } $flags = array( 'dwMaxBytesPerSec', // max. transfer rate 'dwPaddingGranularity', // pad to multiples of this size; normally 2K. 'dwFlags', // the ever-present flags 'dwTotalFrames', // # frames in file 'dwInitialFrames', // 'dwStreams', // 'dwSuggestedBufferSize', // 'dwWidth', // 'dwHeight', // 'dwScale', // 'dwRate', // 'dwStart', // 'dwLength', // ); $avih_offset = 4; foreach ($flags as $flag) { $thisfile_riff_raw_avih[$flag] = $this->EitherEndian2Int(substr($avihData, $avih_offset, 4)); $avih_offset += 4; } $flags = array( 'hasindex' => 0x00000010, 'mustuseindex' => 0x00000020, 'interleaved' => 0x00000100, 'trustcktype' => 0x00000800, 'capturedfile' => 0x00010000, 'copyrighted' => 0x00020010, ); foreach ($flags as $flag => $value) { $thisfile_riff_raw_avih['flags'][$flag] = (bool) ($thisfile_riff_raw_avih['dwFlags'] & $value); } // shortcut $thisfile_riff_video[$streamindex] = array(); /** @var array $thisfile_riff_video_current */ $thisfile_riff_video_current = &$thisfile_riff_video[$streamindex]; if ($thisfile_riff_raw_avih['dwWidth'] > 0) { $thisfile_riff_video_current['frame_width'] = $thisfile_riff_raw_avih['dwWidth']; $thisfile_video['resolution_x'] = $thisfile_riff_video_current['frame_width']; } if ($thisfile_riff_raw_avih['dwHeight'] > 0) { $thisfile_riff_video_current['frame_height'] = $thisfile_riff_raw_avih['dwHeight']; $thisfile_video['resolution_y'] = $thisfile_riff_video_current['frame_height']; } if ($thisfile_riff_raw_avih['dwTotalFrames'] > 0) { $thisfile_riff_video_current['total_frames'] = $thisfile_riff_raw_avih['dwTotalFrames']; $thisfile_video['total_frames'] = $thisfile_riff_video_current['total_frames']; } $thisfile_riff_video_current['frame_rate'] = round(1000000 / $thisfile_riff_raw_avih['dwMicroSecPerFrame'], 3); $thisfile_video['frame_rate'] = $thisfile_riff_video_current['frame_rate']; } if (isset($thisfile_riff['AVI ']['hdrl']['strl']['strh'][0]['data'])) { if (is_array($thisfile_riff['AVI ']['hdrl']['strl']['strh'])) { for ($i = 0; $i < count($thisfile_riff['AVI ']['hdrl']['strl']['strh']); $i++) { if (isset($thisfile_riff['AVI ']['hdrl']['strl']['strh'][$i]['data'])) { $strhData = $thisfile_riff['AVI ']['hdrl']['strl']['strh'][$i]['data']; $strhfccType = substr($strhData, 0, 4); if (isset($thisfile_riff['AVI ']['hdrl']['strl']['strf'][$i]['data'])) { $strfData = $thisfile_riff['AVI ']['hdrl']['strl']['strf'][$i]['data']; // shortcut $thisfile_riff_raw_strf_strhfccType_streamindex = &$thisfile_riff_raw['strf'][$strhfccType][$streamindex]; switch ($strhfccType) { case 'auds': $thisfile_audio['bitrate_mode'] = 'cbr'; $thisfile_audio_dataformat = 'wav'; if (isset($thisfile_riff_audio) && is_array($thisfile_riff_audio)) { $streamindex = count($thisfile_riff_audio); } $thisfile_riff_audio[$streamindex] = self::parseWAVEFORMATex($strfData); $thisfile_audio['wformattag'] = $thisfile_riff_audio[$streamindex]['raw']['wFormatTag']; // shortcut $thisfile_audio['streams'][$streamindex] = $thisfile_riff_audio[$streamindex]; $thisfile_audio_streams_currentstream = &$thisfile_audio['streams'][$streamindex]; if ($thisfile_audio_streams_currentstream['bits_per_sample'] == 0) { unset($thisfile_audio_streams_currentstream['bits_per_sample']); } $thisfile_audio_streams_currentstream['wformattag'] = $thisfile_audio_streams_currentstream['raw']['wFormatTag']; unset($thisfile_audio_streams_currentstream['raw']); // shortcut $thisfile_riff_raw['strf'][$strhfccType][$streamindex] = $thisfile_riff_audio[$streamindex]['raw']; unset($thisfile_riff_audio[$streamindex]['raw']); $thisfile_audio = getid3_lib::array_merge_noclobber($thisfile_audio, $thisfile_riff_audio[$streamindex]); $thisfile_audio['lossless'] = false; switch ($thisfile_riff_raw_strf_strhfccType_streamindex['wFormatTag']) { case 0x0001: // PCM $thisfile_audio_dataformat = 'wav'; $thisfile_audio['lossless'] = true; break; case 0x0050: // MPEG Layer 2 or Layer 1 $thisfile_audio_dataformat = 'mp2'; // Assume Layer-2 break; case 0x0055: // MPEG Layer 3 $thisfile_audio_dataformat = 'mp3'; break; case 0x00FF: // AAC $thisfile_audio_dataformat = 'aac'; break; case 0x0161: // Windows Media v7 / v8 / v9 case 0x0162: // Windows Media Professional v9 case 0x0163: // Windows Media Lossess v9 $thisfile_audio_dataformat = 'wma'; break; case 0x2000: // AC-3 $thisfile_audio_dataformat = 'ac3'; break; case 0x2001: // DTS $thisfile_audio_dataformat = 'dts'; break; default: $thisfile_audio_dataformat = 'wav'; break; } $thisfile_audio_streams_currentstream['dataformat'] = $thisfile_audio_dataformat; $thisfile_audio_streams_currentstream['lossless'] = $thisfile_audio['lossless']; $thisfile_audio_streams_currentstream['bitrate_mode'] = $thisfile_audio['bitrate_mode']; break; case 'iavs': case 'vids': // shortcut $thisfile_riff_raw['strh'][$i] = array(); $thisfile_riff_raw_strh_current = &$thisfile_riff_raw['strh'][$i]; $thisfile_riff_raw_strh_current['fccType'] = substr($strhData, 0, 4); // same as $strhfccType; $thisfile_riff_raw_strh_current['fccHandler'] = substr($strhData, 4, 4); $thisfile_riff_raw_strh_current['dwFlags'] = $this->EitherEndian2Int(substr($strhData, 8, 4)); // Contains AVITF_* flags $thisfile_riff_raw_strh_current['wPriority'] = $this->EitherEndian2Int(substr($strhData, 12, 2)); $thisfile_riff_raw_strh_current['wLanguage'] = $this->EitherEndian2Int(substr($strhData, 14, 2)); $thisfile_riff_raw_strh_current['dwInitialFrames'] = $this->EitherEndian2Int(substr($strhData, 16, 4)); $thisfile_riff_raw_strh_current['dwScale'] = $this->EitherEndian2Int(substr($strhData, 20, 4)); $thisfile_riff_raw_strh_current['dwRate'] = $this->EitherEndian2Int(substr($strhData, 24, 4)); $thisfile_riff_raw_strh_current['dwStart'] = $this->EitherEndian2Int(substr($strhData, 28, 4)); $thisfile_riff_raw_strh_current['dwLength'] = $this->EitherEndian2Int(substr($strhData, 32, 4)); $thisfile_riff_raw_strh_current['dwSuggestedBufferSize'] = $this->EitherEndian2Int(substr($strhData, 36, 4)); $thisfile_riff_raw_strh_current['dwQuality'] = $this->EitherEndian2Int(substr($strhData, 40, 4)); $thisfile_riff_raw_strh_current['dwSampleSize'] = $this->EitherEndian2Int(substr($strhData, 44, 4)); $thisfile_riff_raw_strh_current['rcFrame'] = $this->EitherEndian2Int(substr($strhData, 48, 4)); $thisfile_riff_video_current['codec'] = self::fourccLookup($thisfile_riff_raw_strh_current['fccHandler']); $thisfile_video['fourcc'] = $thisfile_riff_raw_strh_current['fccHandler']; if (!$thisfile_riff_video_current['codec'] && isset($thisfile_riff_raw_strf_strhfccType_streamindex['fourcc']) && self::fourccLookup($thisfile_riff_raw_strf_strhfccType_streamindex['fourcc'])) { $thisfile_riff_video_current['codec'] = self::fourccLookup($thisfile_riff_raw_strf_strhfccType_streamindex['fourcc']); $thisfile_video['fourcc'] = $thisfile_riff_raw_strf_strhfccType_streamindex['fourcc']; } $thisfile_video['codec'] = $thisfile_riff_video_current['codec']; $thisfile_video['pixel_aspect_ratio'] = (float) 1; switch ($thisfile_riff_raw_strh_current['fccHandler']) { case 'HFYU': // Huffman Lossless Codec case 'IRAW': // Intel YUV Uncompressed case 'YUY2': // Uncompressed YUV 4:2:2 $thisfile_video['lossless'] = true; break; default: $thisfile_video['lossless'] = false; break; } switch ($strhfccType) { case 'vids': $thisfile_riff_raw_strf_strhfccType_streamindex = self::ParseBITMAPINFOHEADER(substr($strfData, 0, 40), ($this->container == 'riff')); $thisfile_video['bits_per_sample'] = $thisfile_riff_raw_strf_strhfccType_streamindex['biBitCount']; if ($thisfile_riff_video_current['codec'] == 'DV') { $thisfile_riff_video_current['dv_type'] = 2; } break; case 'iavs': $thisfile_riff_video_current['dv_type'] = 1; break; } break; default: $this->warning('Unhandled fccType for stream ('.$i.'): "'.$strhfccType.'"'); break; } } } if (isset($thisfile_riff_raw_strf_strhfccType_streamindex) && isset($thisfile_riff_raw_strf_strhfccType_streamindex['fourcc'])) { $thisfile_video['fourcc'] = $thisfile_riff_raw_strf_strhfccType_streamindex['fourcc']; if (self::fourccLookup($thisfile_video['fourcc'])) { $thisfile_riff_video_current['codec'] = self::fourccLookup($thisfile_video['fourcc']); $thisfile_video['codec'] = $thisfile_riff_video_current['codec']; } switch ($thisfile_riff_raw_strf_strhfccType_streamindex['fourcc']) { case 'HFYU': // Huffman Lossless Codec case 'IRAW': // Intel YUV Uncompressed case 'YUY2': // Uncompressed YUV 4:2:2 $thisfile_video['lossless'] = true; //$thisfile_video['bits_per_sample'] = 24; break; default: $thisfile_video['lossless'] = false; //$thisfile_video['bits_per_sample'] = 24; break; } } } } } break; case 'AMV ': $info['fileformat'] = 'amv'; $info['mime_type'] = 'video/amv'; $thisfile_video['bitrate_mode'] = 'vbr'; // it's MJPEG, presumably contant-quality encoding, thereby VBR $thisfile_video['dataformat'] = 'mjpeg'; $thisfile_video['codec'] = 'mjpeg'; $thisfile_video['lossless'] = false; $thisfile_video['bits_per_sample'] = 24; $thisfile_audio['dataformat'] = 'adpcm'; $thisfile_audio['lossless'] = false; break; // http://en.wikipedia.org/wiki/CD-DA case 'CDDA': $info['fileformat'] = 'cda'; unset($info['mime_type']); $thisfile_audio_dataformat = 'cda'; $info['avdataoffset'] = 44; if (isset($thisfile_riff['CDDA']['fmt '][0]['data'])) { // shortcut $thisfile_riff_CDDA_fmt_0 = &$thisfile_riff['CDDA']['fmt '][0]; $thisfile_riff_CDDA_fmt_0['unknown1'] = $this->EitherEndian2Int(substr($thisfile_riff_CDDA_fmt_0['data'], 0, 2)); $thisfile_riff_CDDA_fmt_0['track_num'] = $this->EitherEndian2Int(substr($thisfile_riff_CDDA_fmt_0['data'], 2, 2)); $thisfile_riff_CDDA_fmt_0['disc_id'] = $this->EitherEndian2Int(substr($thisfile_riff_CDDA_fmt_0['data'], 4, 4)); $thisfile_riff_CDDA_fmt_0['start_offset_frame'] = $this->EitherEndian2Int(substr($thisfile_riff_CDDA_fmt_0['data'], 8, 4)); $thisfile_riff_CDDA_fmt_0['playtime_frames'] = $this->EitherEndian2Int(substr($thisfile_riff_CDDA_fmt_0['data'], 12, 4)); $thisfile_riff_CDDA_fmt_0['unknown6'] = $this->EitherEndian2Int(substr($thisfile_riff_CDDA_fmt_0['data'], 16, 4)); $thisfile_riff_CDDA_fmt_0['unknown7'] = $this->EitherEndian2Int(substr($thisfile_riff_CDDA_fmt_0['data'], 20, 4)); $thisfile_riff_CDDA_fmt_0['start_offset_seconds'] = (float) $thisfile_riff_CDDA_fmt_0['start_offset_frame'] / 75; $thisfile_riff_CDDA_fmt_0['playtime_seconds'] = (float) $thisfile_riff_CDDA_fmt_0['playtime_frames'] / 75; $info['comments']['track_number'] = $thisfile_riff_CDDA_fmt_0['track_num']; $info['playtime_seconds'] = $thisfile_riff_CDDA_fmt_0['playtime_seconds']; // hardcoded data for CD-audio $thisfile_audio['lossless'] = true; $thisfile_audio['sample_rate'] = 44100; $thisfile_audio['channels'] = 2; $thisfile_audio['bits_per_sample'] = 16; $thisfile_audio['bitrate'] = $thisfile_audio['sample_rate'] * $thisfile_audio['channels'] * $thisfile_audio['bits_per_sample']; $thisfile_audio['bitrate_mode'] = 'cbr'; } break; // http://en.wikipedia.org/wiki/AIFF case 'AIFF': case 'AIFC': $info['fileformat'] = 'aiff'; $info['mime_type'] = 'audio/x-aiff'; $thisfile_audio['bitrate_mode'] = 'cbr'; $thisfile_audio_dataformat = 'aiff'; $thisfile_audio['lossless'] = true; if (isset($thisfile_riff[$RIFFsubtype]['SSND'][0]['offset'])) { $info['avdataoffset'] = $thisfile_riff[$RIFFsubtype]['SSND'][0]['offset'] + 8; $info['avdataend'] = $info['avdataoffset'] + $thisfile_riff[$RIFFsubtype]['SSND'][0]['size']; if ($info['avdataend'] > $info['filesize']) { if (($info['avdataend'] == ($info['filesize'] + 1)) && (($info['filesize'] % 2) == 1)) { // structures rounded to 2-byte boundary, but dumb encoders // forget to pad end of file to make this actually work } else { $this->warning('Probable truncated AIFF file: expecting '.$thisfile_riff[$RIFFsubtype]['SSND'][0]['size'].' bytes of audio data, only '.($info['filesize'] - $info['avdataoffset']).' bytes found'); } $info['avdataend'] = $info['filesize']; } } if (isset($thisfile_riff[$RIFFsubtype]['COMM'][0]['data'])) { // shortcut $thisfile_riff_RIFFsubtype_COMM_0_data = &$thisfile_riff[$RIFFsubtype]['COMM'][0]['data']; $thisfile_riff_audio['channels'] = getid3_lib::BigEndian2Int(substr($thisfile_riff_RIFFsubtype_COMM_0_data, 0, 2), true); $thisfile_riff_audio['total_samples'] = getid3_lib::BigEndian2Int(substr($thisfile_riff_RIFFsubtype_COMM_0_data, 2, 4), false); $thisfile_riff_audio['bits_per_sample'] = getid3_lib::BigEndian2Int(substr($thisfile_riff_RIFFsubtype_COMM_0_data, 6, 2), true); $thisfile_riff_audio['sample_rate'] = (int) getid3_lib::BigEndian2Float(substr($thisfile_riff_RIFFsubtype_COMM_0_data, 8, 10)); if ($thisfile_riff[$RIFFsubtype]['COMM'][0]['size'] > 18) { $thisfile_riff_audio['codec_fourcc'] = substr($thisfile_riff_RIFFsubtype_COMM_0_data, 18, 4); $CodecNameSize = getid3_lib::BigEndian2Int(substr($thisfile_riff_RIFFsubtype_COMM_0_data, 22, 1), false); $thisfile_riff_audio['codec_name'] = substr($thisfile_riff_RIFFsubtype_COMM_0_data, 23, $CodecNameSize); switch ($thisfile_riff_audio['codec_name']) { case 'NONE': $thisfile_audio['codec'] = 'Pulse Code Modulation (PCM)'; $thisfile_audio['lossless'] = true; break; case '': switch ($thisfile_riff_audio['codec_fourcc']) { // http://developer.apple.com/qa/snd/snd07.html case 'sowt': $thisfile_riff_audio['codec_name'] = 'Two\'s Compliment Little-Endian PCM'; $thisfile_audio['lossless'] = true; break; case 'twos': $thisfile_riff_audio['codec_name'] = 'Two\'s Compliment Big-Endian PCM'; $thisfile_audio['lossless'] = true; break; default: break; } break; default: $thisfile_audio['codec'] = $thisfile_riff_audio['codec_name']; $thisfile_audio['lossless'] = false; break; } } $thisfile_audio['channels'] = $thisfile_riff_audio['channels']; if ($thisfile_riff_audio['bits_per_sample'] > 0) { $thisfile_audio['bits_per_sample'] = $thisfile_riff_audio['bits_per_sample']; } $thisfile_audio['sample_rate'] = $thisfile_riff_audio['sample_rate']; if ($thisfile_audio['sample_rate'] == 0) { $this->error('Corrupted AIFF file: sample_rate == zero'); return false; } $info['playtime_seconds'] = $thisfile_riff_audio['total_samples'] / $thisfile_audio['sample_rate']; } if (isset($thisfile_riff[$RIFFsubtype]['COMT'])) { $offset = 0; $CommentCount = getid3_lib::BigEndian2Int(substr($thisfile_riff[$RIFFsubtype]['COMT'][0]['data'], $offset, 2), false); $offset += 2; for ($i = 0; $i < $CommentCount; $i++) { $info['comments_raw'][$i]['timestamp'] = getid3_lib::BigEndian2Int(substr($thisfile_riff[$RIFFsubtype]['COMT'][0]['data'], $offset, 4), false); $offset += 4; $info['comments_raw'][$i]['marker_id'] = getid3_lib::BigEndian2Int(substr($thisfile_riff[$RIFFsubtype]['COMT'][0]['data'], $offset, 2), true); $offset += 2; $CommentLength = getid3_lib::BigEndian2Int(substr($thisfile_riff[$RIFFsubtype]['COMT'][0]['data'], $offset, 2), false); $offset += 2; $info['comments_raw'][$i]['comment'] = substr($thisfile_riff[$RIFFsubtype]['COMT'][0]['data'], $offset, $CommentLength); $offset += $CommentLength; $info['comments_raw'][$i]['timestamp_unix'] = getid3_lib::DateMac2Unix($info['comments_raw'][$i]['timestamp']); $thisfile_riff['comments']['comment'][] = $info['comments_raw'][$i]['comment']; } } $CommentsChunkNames = array('NAME'=>'title', 'author'=>'artist', '(c) '=>'copyright', 'ANNO'=>'comment'); foreach ($CommentsChunkNames as $key => $value) { if (isset($thisfile_riff[$RIFFsubtype][$key][0]['data'])) { $thisfile_riff['comments'][$value][] = $thisfile_riff[$RIFFsubtype][$key][0]['data']; } } /* if (isset($thisfile_riff[$RIFFsubtype]['ID3 '])) { getid3_lib::IncludeDependency(GETID3_INCLUDEPATH.'module.tag.id3v2.php', __FILE__, true); $getid3_temp = new getID3(); $getid3_temp->openfile($this->getid3->filename, null, $this->getid3->fp); $getid3_id3v2 = new getid3_id3v2($getid3_temp); $getid3_id3v2->StartingOffset = $thisfile_riff[$RIFFsubtype]['ID3 '][0]['offset'] + 8; if ($thisfile_riff[$RIFFsubtype]['ID3 '][0]['valid'] = $getid3_id3v2->Analyze()) { $info['id3v2'] = $getid3_temp->info['id3v2']; } unset($getid3_temp, $getid3_id3v2); } */ break; // http://en.wikipedia.org/wiki/8SVX case '8SVX': $info['fileformat'] = '8svx'; $info['mime_type'] = 'audio/8svx'; $thisfile_audio['bitrate_mode'] = 'cbr'; $thisfile_audio_dataformat = '8svx'; $thisfile_audio['bits_per_sample'] = 8; $thisfile_audio['channels'] = 1; // overridden below, if need be $ActualBitsPerSample = 0; if (isset($thisfile_riff[$RIFFsubtype]['BODY'][0]['offset'])) { $info['avdataoffset'] = $thisfile_riff[$RIFFsubtype]['BODY'][0]['offset'] + 8; $info['avdataend'] = $info['avdataoffset'] + $thisfile_riff[$RIFFsubtype]['BODY'][0]['size']; if ($info['avdataend'] > $info['filesize']) { $this->warning('Probable truncated AIFF file: expecting '.$thisfile_riff[$RIFFsubtype]['BODY'][0]['size'].' bytes of audio data, only '.($info['filesize'] - $info['avdataoffset']).' bytes found'); } } if (isset($thisfile_riff[$RIFFsubtype]['VHDR'][0]['offset'])) { // shortcut $thisfile_riff_RIFFsubtype_VHDR_0 = &$thisfile_riff[$RIFFsubtype]['VHDR'][0]; $thisfile_riff_RIFFsubtype_VHDR_0['oneShotHiSamples'] = getid3_lib::BigEndian2Int(substr($thisfile_riff_RIFFsubtype_VHDR_0['data'], 0, 4)); $thisfile_riff_RIFFsubtype_VHDR_0['repeatHiSamples'] = getid3_lib::BigEndian2Int(substr($thisfile_riff_RIFFsubtype_VHDR_0['data'], 4, 4)); $thisfile_riff_RIFFsubtype_VHDR_0['samplesPerHiCycle'] = getid3_lib::BigEndian2Int(substr($thisfile_riff_RIFFsubtype_VHDR_0['data'], 8, 4)); $thisfile_riff_RIFFsubtype_VHDR_0['samplesPerSec'] = getid3_lib::BigEndian2Int(substr($thisfile_riff_RIFFsubtype_VHDR_0['data'], 12, 2)); $thisfile_riff_RIFFsubtype_VHDR_0['ctOctave'] = getid3_lib::BigEndian2Int(substr($thisfile_riff_RIFFsubtype_VHDR_0['data'], 14, 1)); $thisfile_riff_RIFFsubtype_VHDR_0['sCompression'] = getid3_lib::BigEndian2Int(substr($thisfile_riff_RIFFsubtype_VHDR_0['data'], 15, 1)); $thisfile_riff_RIFFsubtype_VHDR_0['Volume'] = getid3_lib::FixedPoint16_16(substr($thisfile_riff_RIFFsubtype_VHDR_0['data'], 16, 4)); $thisfile_audio['sample_rate'] = $thisfile_riff_RIFFsubtype_VHDR_0['samplesPerSec']; switch ($thisfile_riff_RIFFsubtype_VHDR_0['sCompression']) { case 0: $thisfile_audio['codec'] = 'Pulse Code Modulation (PCM)'; $thisfile_audio['lossless'] = true; $ActualBitsPerSample = 8; break; case 1: $thisfile_audio['codec'] = 'Fibonacci-delta encoding'; $thisfile_audio['lossless'] = false; $ActualBitsPerSample = 4; break; default: $this->warning('Unexpected sCompression value in 8SVX.VHDR chunk - expecting 0 or 1, found "'.$thisfile_riff_RIFFsubtype_VHDR_0['sCompression'].'"'); break; } } if (isset($thisfile_riff[$RIFFsubtype]['CHAN'][0]['data'])) { $ChannelsIndex = getid3_lib::BigEndian2Int(substr($thisfile_riff[$RIFFsubtype]['CHAN'][0]['data'], 0, 4)); switch ($ChannelsIndex) { case 6: // Stereo $thisfile_audio['channels'] = 2; break; case 2: // Left channel only case 4: // Right channel only $thisfile_audio['channels'] = 1; break; default: $this->warning('Unexpected value in 8SVX.CHAN chunk - expecting 2 or 4 or 6, found "'.$ChannelsIndex.'"'); break; } } $CommentsChunkNames = array('NAME'=>'title', 'author'=>'artist', '(c) '=>'copyright', 'ANNO'=>'comment'); foreach ($CommentsChunkNames as $key => $value) { if (isset($thisfile_riff[$RIFFsubtype][$key][0]['data'])) { $thisfile_riff['comments'][$value][] = $thisfile_riff[$RIFFsubtype][$key][0]['data']; } } $thisfile_audio['bitrate'] = $thisfile_audio['sample_rate'] * $ActualBitsPerSample * $thisfile_audio['channels']; if (!empty($thisfile_audio['bitrate'])) { $info['playtime_seconds'] = ($info['avdataend'] - $info['avdataoffset']) / ($thisfile_audio['bitrate'] / 8); } break; case 'CDXA': $info['fileformat'] = 'vcd'; // Asume Video CD $info['mime_type'] = 'video/mpeg'; if (!empty($thisfile_riff['CDXA']['data'][0]['size'])) { getid3_lib::IncludeDependency(GETID3_INCLUDEPATH.'module.audio-video.mpeg.php', __FILE__, true); $getid3_temp = new getID3(); $getid3_temp->openfile($this->getid3->filename, null, $this->getid3->fp); $getid3_mpeg = new getid3_mpeg($getid3_temp); $getid3_mpeg->Analyze(); if (empty($getid3_temp->info['error'])) { $info['audio'] = $getid3_temp->info['audio']; $info['video'] = $getid3_temp->info['video']; $info['mpeg'] = $getid3_temp->info['mpeg']; $info['warning'] = $getid3_temp->info['warning']; } unset($getid3_temp, $getid3_mpeg); } break; case 'WEBP': // https://developers.google.com/speed/webp/docs/riff_container // https://tools.ietf.org/html/rfc6386 // https://chromium.googlesource.com/webm/libwebp/+/master/doc/webp-lossless-bitstream-spec.txt $info['fileformat'] = 'webp'; $info['mime_type'] = 'image/webp'; if (!empty($thisfile_riff['WEBP']['VP8 '][0]['size'])) { $old_offset = $this->ftell(); $this->fseek($thisfile_riff['WEBP']['VP8 '][0]['offset'] + 8); // 4 bytes "VP8 " + 4 bytes chunk size $WEBP_VP8_header = $this->fread(10); $this->fseek($old_offset); if (substr($WEBP_VP8_header, 3, 3) == "\x9D\x01\x2A") { $thisfile_riff['WEBP']['VP8 '][0]['keyframe'] = !(getid3_lib::LittleEndian2Int(substr($WEBP_VP8_header, 0, 3)) & 0x800000); $thisfile_riff['WEBP']['VP8 '][0]['version'] = (getid3_lib::LittleEndian2Int(substr($WEBP_VP8_header, 0, 3)) & 0x700000) >> 20; $thisfile_riff['WEBP']['VP8 '][0]['show_frame'] = (getid3_lib::LittleEndian2Int(substr($WEBP_VP8_header, 0, 3)) & 0x080000); $thisfile_riff['WEBP']['VP8 '][0]['data_bytes'] = (getid3_lib::LittleEndian2Int(substr($WEBP_VP8_header, 0, 3)) & 0x07FFFF) >> 0; $thisfile_riff['WEBP']['VP8 '][0]['scale_x'] = (getid3_lib::LittleEndian2Int(substr($WEBP_VP8_header, 6, 2)) & 0xC000) >> 14; $thisfile_riff['WEBP']['VP8 '][0]['width'] = (getid3_lib::LittleEndian2Int(substr($WEBP_VP8_header, 6, 2)) & 0x3FFF); $thisfile_riff['WEBP']['VP8 '][0]['scale_y'] = (getid3_lib::LittleEndian2Int(substr($WEBP_VP8_header, 8, 2)) & 0xC000) >> 14; $thisfile_riff['WEBP']['VP8 '][0]['height'] = (getid3_lib::LittleEndian2Int(substr($WEBP_VP8_header, 8, 2)) & 0x3FFF); $info['video']['resolution_x'] = $thisfile_riff['WEBP']['VP8 '][0]['width']; $info['video']['resolution_y'] = $thisfile_riff['WEBP']['VP8 '][0]['height']; } else { $this->error('Expecting 9D 01 2A at offset '.($thisfile_riff['WEBP']['VP8 '][0]['offset'] + 8 + 3).', found "'.getid3_lib::PrintHexBytes(substr($WEBP_VP8_header, 3, 3)).'"'); } } if (!empty($thisfile_riff['WEBP']['VP8L'][0]['size'])) { $old_offset = $this->ftell(); $this->fseek($thisfile_riff['WEBP']['VP8L'][0]['offset'] + 8); // 4 bytes "VP8L" + 4 bytes chunk size $WEBP_VP8L_header = $this->fread(10); $this->fseek($old_offset); if (substr($WEBP_VP8L_header, 0, 1) == "\x2F") { $width_height_flags = getid3_lib::LittleEndian2Bin(substr($WEBP_VP8L_header, 1, 4)); $thisfile_riff['WEBP']['VP8L'][0]['width'] = bindec(substr($width_height_flags, 18, 14)) + 1; $thisfile_riff['WEBP']['VP8L'][0]['height'] = bindec(substr($width_height_flags, 4, 14)) + 1; $thisfile_riff['WEBP']['VP8L'][0]['alpha_is_used'] = (bool) bindec(substr($width_height_flags, 3, 1)); $thisfile_riff['WEBP']['VP8L'][0]['version'] = bindec(substr($width_height_flags, 0, 3)); $info['video']['resolution_x'] = $thisfile_riff['WEBP']['VP8L'][0]['width']; $info['video']['resolution_y'] = $thisfile_riff['WEBP']['VP8L'][0]['height']; } else { $this->error('Expecting 2F at offset '.($thisfile_riff['WEBP']['VP8L'][0]['offset'] + 8).', found "'.getid3_lib::PrintHexBytes(substr($WEBP_VP8L_header, 0, 1)).'"'); } } break; default: $this->error('Unknown RIFF type: expecting one of (WAVE|RMP3|AVI |CDDA|AIFF|AIFC|8SVX|CDXA|WEBP), found "'.$RIFFsubtype.'" instead'); //unset($info['fileformat']); } switch ($RIFFsubtype) { case 'WAVE': case 'AIFF': case 'AIFC': $ID3v2_key_good = 'id3 '; $ID3v2_keys_bad = array('ID3 ', 'tag '); foreach ($ID3v2_keys_bad as $ID3v2_key_bad) { if (isset($thisfile_riff[$RIFFsubtype][$ID3v2_key_bad]) && !array_key_exists($ID3v2_key_good, $thisfile_riff[$RIFFsubtype])) { $thisfile_riff[$RIFFsubtype][$ID3v2_key_good] = $thisfile_riff[$RIFFsubtype][$ID3v2_key_bad]; $this->warning('mapping "'.$ID3v2_key_bad.'" chunk to "'.$ID3v2_key_good.'"'); } } if (isset($thisfile_riff[$RIFFsubtype]['id3 '])) { getid3_lib::IncludeDependency(GETID3_INCLUDEPATH.'module.tag.id3v2.php', __FILE__, true); $getid3_temp = new getID3(); $getid3_temp->openfile($this->getid3->filename, null, $this->getid3->fp); $getid3_id3v2 = new getid3_id3v2($getid3_temp); $getid3_id3v2->StartingOffset = $thisfile_riff[$RIFFsubtype]['id3 '][0]['offset'] + 8; if ($thisfile_riff[$RIFFsubtype]['id3 '][0]['valid'] = $getid3_id3v2->Analyze()) { $info['id3v2'] = $getid3_temp->info['id3v2']; } unset($getid3_temp, $getid3_id3v2); } break; } if (isset($thisfile_riff_WAVE['DISP']) && is_array($thisfile_riff_WAVE['DISP'])) { $thisfile_riff['comments']['title'][] = trim(substr($thisfile_riff_WAVE['DISP'][count($thisfile_riff_WAVE['DISP']) - 1]['data'], 4)); } if (isset($thisfile_riff_WAVE['INFO']) && is_array($thisfile_riff_WAVE['INFO'])) { self::parseComments($thisfile_riff_WAVE['INFO'], $thisfile_riff['comments']); } if (isset($thisfile_riff['AVI ']['INFO']) && is_array($thisfile_riff['AVI ']['INFO'])) { self::parseComments($thisfile_riff['AVI ']['INFO'], $thisfile_riff['comments']); } if (empty($thisfile_audio['encoder']) && !empty($info['mpeg']['audio']['LAME']['short_version'])) { $thisfile_audio['encoder'] = $info['mpeg']['audio']['LAME']['short_version']; } if (!isset($info['playtime_seconds'])) { $info['playtime_seconds'] = 0; } if (isset($thisfile_riff_raw['strh'][0]['dwLength']) && isset($thisfile_riff_raw['avih']['dwMicroSecPerFrame'])) { // needed for >2GB AVIs where 'avih' chunk only lists number of frames in that chunk, not entire movie $info['playtime_seconds'] = $thisfile_riff_raw['strh'][0]['dwLength'] * ($thisfile_riff_raw['avih']['dwMicroSecPerFrame'] / 1000000); } elseif (isset($thisfile_riff_raw['avih']['dwTotalFrames']) && isset($thisfile_riff_raw['avih']['dwMicroSecPerFrame'])) { $info['playtime_seconds'] = $thisfile_riff_raw['avih']['dwTotalFrames'] * ($thisfile_riff_raw['avih']['dwMicroSecPerFrame'] / 1000000); } if ($info['playtime_seconds'] > 0) { if (isset($thisfile_riff_audio) && isset($thisfile_riff_video)) { if (!isset($info['bitrate'])) { $info['bitrate'] = ((($info['avdataend'] - $info['avdataoffset']) / $info['playtime_seconds']) * 8); } } elseif (isset($thisfile_riff_audio) && !isset($thisfile_riff_video)) { if (!isset($thisfile_audio['bitrate'])) { $thisfile_audio['bitrate'] = ((($info['avdataend'] - $info['avdataoffset']) / $info['playtime_seconds']) * 8); } } elseif (!isset($thisfile_riff_audio) && isset($thisfile_riff_video)) { if (!isset($thisfile_video['bitrate'])) { $thisfile_video['bitrate'] = ((($info['avdataend'] - $info['avdataoffset']) / $info['playtime_seconds']) * 8); } } } if (isset($thisfile_riff_video) && isset($thisfile_audio['bitrate']) && ($thisfile_audio['bitrate'] > 0) && ($info['playtime_seconds'] > 0)) { $info['bitrate'] = ((($info['avdataend'] - $info['avdataoffset']) / $info['playtime_seconds']) * 8); $thisfile_audio['bitrate'] = 0; $thisfile_video['bitrate'] = $info['bitrate']; foreach ($thisfile_riff_audio as $channelnumber => $audioinfoarray) { $thisfile_video['bitrate'] -= $audioinfoarray['bitrate']; $thisfile_audio['bitrate'] += $audioinfoarray['bitrate']; } if ($thisfile_video['bitrate'] <= 0) { unset($thisfile_video['bitrate']); } if ($thisfile_audio['bitrate'] <= 0) { unset($thisfile_audio['bitrate']); } } if (isset($info['mpeg']['audio'])) { $thisfile_audio_dataformat = 'mp'.$info['mpeg']['audio']['layer']; $thisfile_audio['sample_rate'] = $info['mpeg']['audio']['sample_rate']; $thisfile_audio['channels'] = $info['mpeg']['audio']['channels']; $thisfile_audio['bitrate'] = $info['mpeg']['audio']['bitrate']; $thisfile_audio['bitrate_mode'] = strtolower($info['mpeg']['audio']['bitrate_mode']); if (!empty($info['mpeg']['audio']['codec'])) { $thisfile_audio['codec'] = $info['mpeg']['audio']['codec'].' '.$thisfile_audio['codec']; } if (!empty($thisfile_audio['streams'])) { foreach ($thisfile_audio['streams'] as $streamnumber => $streamdata) { if ($streamdata['dataformat'] == $thisfile_audio_dataformat) { $thisfile_audio['streams'][$streamnumber]['sample_rate'] = $thisfile_audio['sample_rate']; $thisfile_audio['streams'][$streamnumber]['channels'] = $thisfile_audio['channels']; $thisfile_audio['streams'][$streamnumber]['bitrate'] = $thisfile_audio['bitrate']; $thisfile_audio['streams'][$streamnumber]['bitrate_mode'] = $thisfile_audio['bitrate_mode']; $thisfile_audio['streams'][$streamnumber]['codec'] = $thisfile_audio['codec']; } } } $getid3_mp3 = new getid3_mp3($this->getid3); $thisfile_audio['encoder_options'] = $getid3_mp3->GuessEncoderOptions(); unset($getid3_mp3); } if (!empty($thisfile_riff_raw['fmt ']['wBitsPerSample']) && ($thisfile_riff_raw['fmt ']['wBitsPerSample'] > 0)) { switch ($thisfile_audio_dataformat) { case 'ac3': // ignore bits_per_sample break; default: $thisfile_audio['bits_per_sample'] = $thisfile_riff_raw['fmt ']['wBitsPerSample']; break; } } if (empty($thisfile_riff_raw)) { unset($thisfile_riff['raw']); } if (empty($thisfile_riff_audio)) { unset($thisfile_riff['audio']); } if (empty($thisfile_riff_video)) { unset($thisfile_riff['video']); } return true; } /** * @param int $startoffset * @param int $maxoffset * * @return array|false * * @throws Exception * @throws getid3_exception */ public function ParseRIFFAMV($startoffset, $maxoffset) { // AMV files are RIFF-AVI files with parts of the spec deliberately broken, such as chunk size fields hardcoded to zero (because players known in hardware that these fields are always a certain size // https://code.google.com/p/amv-codec-tools/wiki/AmvDocumentation //typedef struct _amvmainheader { //FOURCC fcc; // 'amvh' //DWORD cb; //DWORD dwMicroSecPerFrame; //BYTE reserve[28]; //DWORD dwWidth; //DWORD dwHeight; //DWORD dwSpeed; //DWORD reserve0; //DWORD reserve1; //BYTE bTimeSec; //BYTE bTimeMin; //WORD wTimeHour; //} AMVMAINHEADER; $info = &$this->getid3->info; $RIFFchunk = false; try { $this->fseek($startoffset); $maxoffset = min($maxoffset, $info['avdataend']); $AMVheader = $this->fread(284); if (substr($AMVheader, 0, 8) != 'hdrlamvh') { throw new Exception('expecting "hdrlamv" at offset '.($startoffset + 0).', found "'.substr($AMVheader, 0, 8).'"'); } if (substr($AMVheader, 8, 4) != "\x38\x00\x00\x00") { // "amvh" chunk size, hardcoded to 0x38 = 56 bytes throw new Exception('expecting "0x38000000" at offset '.($startoffset + 8).', found "'.getid3_lib::PrintHexBytes(substr($AMVheader, 8, 4)).'"'); } $RIFFchunk = array(); $RIFFchunk['amvh']['us_per_frame'] = getid3_lib::LittleEndian2Int(substr($AMVheader, 12, 4)); $RIFFchunk['amvh']['reserved28'] = substr($AMVheader, 16, 28); // null? reserved? $RIFFchunk['amvh']['resolution_x'] = getid3_lib::LittleEndian2Int(substr($AMVheader, 44, 4)); $RIFFchunk['amvh']['resolution_y'] = getid3_lib::LittleEndian2Int(substr($AMVheader, 48, 4)); $RIFFchunk['amvh']['frame_rate_int'] = getid3_lib::LittleEndian2Int(substr($AMVheader, 52, 4)); $RIFFchunk['amvh']['reserved0'] = getid3_lib::LittleEndian2Int(substr($AMVheader, 56, 4)); // 1? reserved? $RIFFchunk['amvh']['reserved1'] = getid3_lib::LittleEndian2Int(substr($AMVheader, 60, 4)); // 0? reserved? $RIFFchunk['amvh']['runtime_sec'] = getid3_lib::LittleEndian2Int(substr($AMVheader, 64, 1)); $RIFFchunk['amvh']['runtime_min'] = getid3_lib::LittleEndian2Int(substr($AMVheader, 65, 1)); $RIFFchunk['amvh']['runtime_hrs'] = getid3_lib::LittleEndian2Int(substr($AMVheader, 66, 2)); $info['video']['frame_rate'] = 1000000 / $RIFFchunk['amvh']['us_per_frame']; $info['video']['resolution_x'] = $RIFFchunk['amvh']['resolution_x']; $info['video']['resolution_y'] = $RIFFchunk['amvh']['resolution_y']; $info['playtime_seconds'] = ($RIFFchunk['amvh']['runtime_hrs'] * 3600) + ($RIFFchunk['amvh']['runtime_min'] * 60) + $RIFFchunk['amvh']['runtime_sec']; // the rest is all hardcoded(?) and does not appear to be useful until you get to audio info at offset 256, even then everything is probably hardcoded if (substr($AMVheader, 68, 20) != 'LIST'."\x00\x00\x00\x00".'strlstrh'."\x38\x00\x00\x00") { throw new Exception('expecting "LIST<0x00000000>strlstrh<0x38000000>" at offset '.($startoffset + 68).', found "'.getid3_lib::PrintHexBytes(substr($AMVheader, 68, 20)).'"'); } // followed by 56 bytes of null: substr($AMVheader, 88, 56) -> 144 if (substr($AMVheader, 144, 8) != 'strf'."\x24\x00\x00\x00") { throw new Exception('expecting "strf<0x24000000>" at offset '.($startoffset + 144).', found "'.getid3_lib::PrintHexBytes(substr($AMVheader, 144, 8)).'"'); } // followed by 36 bytes of null: substr($AMVheader, 144, 36) -> 180 if (substr($AMVheader, 188, 20) != 'LIST'."\x00\x00\x00\x00".'strlstrh'."\x30\x00\x00\x00") { throw new Exception('expecting "LIST<0x00000000>strlstrh<0x30000000>" at offset '.($startoffset + 188).', found "'.getid3_lib::PrintHexBytes(substr($AMVheader, 188, 20)).'"'); } // followed by 48 bytes of null: substr($AMVheader, 208, 48) -> 256 if (substr($AMVheader, 256, 8) != 'strf'."\x14\x00\x00\x00") { throw new Exception('expecting "strf<0x14000000>" at offset '.($startoffset + 256).', found "'.getid3_lib::PrintHexBytes(substr($AMVheader, 256, 8)).'"'); } // followed by 20 bytes of a modified WAVEFORMATEX: // typedef struct { // WORD wFormatTag; //(Fixme: this is equal to PCM's 0x01 format code) // WORD nChannels; //(Fixme: this is always 1) // DWORD nSamplesPerSec; //(Fixme: for all known sample files this is equal to 22050) // DWORD nAvgBytesPerSec; //(Fixme: for all known sample files this is equal to 44100) // WORD nBlockAlign; //(Fixme: this seems to be 2 in AMV files, is this correct ?) // WORD wBitsPerSample; //(Fixme: this seems to be 16 in AMV files instead of the expected 4) // WORD cbSize; //(Fixme: this seems to be 0 in AMV files) // WORD reserved; // } WAVEFORMATEX; $RIFFchunk['strf']['wformattag'] = getid3_lib::LittleEndian2Int(substr($AMVheader, 264, 2)); $RIFFchunk['strf']['nchannels'] = getid3_lib::LittleEndian2Int(substr($AMVheader, 266, 2)); $RIFFchunk['strf']['nsamplespersec'] = getid3_lib::LittleEndian2Int(substr($AMVheader, 268, 4)); $RIFFchunk['strf']['navgbytespersec'] = getid3_lib::LittleEndian2Int(substr($AMVheader, 272, 4)); $RIFFchunk['strf']['nblockalign'] = getid3_lib::LittleEndian2Int(substr($AMVheader, 276, 2)); $RIFFchunk['strf']['wbitspersample'] = getid3_lib::LittleEndian2Int(substr($AMVheader, 278, 2)); $RIFFchunk['strf']['cbsize'] = getid3_lib::LittleEndian2Int(substr($AMVheader, 280, 2)); $RIFFchunk['strf']['reserved'] = getid3_lib::LittleEndian2Int(substr($AMVheader, 282, 2)); $info['audio']['lossless'] = false; $info['audio']['sample_rate'] = $RIFFchunk['strf']['nsamplespersec']; $info['audio']['channels'] = $RIFFchunk['strf']['nchannels']; $info['audio']['bits_per_sample'] = $RIFFchunk['strf']['wbitspersample']; $info['audio']['bitrate'] = $info['audio']['sample_rate'] * $info['audio']['channels'] * $info['audio']['bits_per_sample']; $info['audio']['bitrate_mode'] = 'cbr'; } catch (getid3_exception $e) { if ($e->getCode() == 10) { $this->warning('RIFFAMV parser: '.$e->getMessage()); } else { throw $e; } } return $RIFFchunk; } /** * @param int $startoffset * @param int $maxoffset * * @return array|false * @throws getid3_exception */ public function ParseRIFF($startoffset, $maxoffset) { $info = &$this->getid3->info; $RIFFchunk = false; $FoundAllChunksWeNeed = false; try { $this->fseek($startoffset); $maxoffset = min($maxoffset, $info['avdataend']); while ($this->ftell() < $maxoffset) { $chunknamesize = $this->fread(8); //$chunkname = substr($chunknamesize, 0, 4); $chunkname = str_replace("\x00", '_', substr($chunknamesize, 0, 4)); // note: chunk names of 4 null bytes do appear to be legal (has been observed inside INFO and PRMI chunks, for example), but makes traversing array keys more difficult $chunksize = $this->EitherEndian2Int(substr($chunknamesize, 4, 4)); //if (strlen(trim($chunkname, "\x00")) < 4) { if (strlen($chunkname) < 4) { $this->error('Expecting chunk name at offset '.($this->ftell() - 8).' but found nothing. Aborting RIFF parsing.'); break; } if (($chunksize == 0) && ($chunkname != 'JUNK')) { $this->warning('Chunk ('.$chunkname.') size at offset '.($this->ftell() - 4).' is zero. Aborting RIFF parsing.'); break; } if (($chunksize % 2) != 0) { // all structures are packed on word boundaries $chunksize++; } switch ($chunkname) { case 'LIST': $listname = $this->fread(4); if (preg_match('#^(movi|rec )$#i', $listname)) { $RIFFchunk[$listname]['offset'] = $this->ftell() - 4; $RIFFchunk[$listname]['size'] = $chunksize; if (!$FoundAllChunksWeNeed) { $WhereWeWere = $this->ftell(); $AudioChunkHeader = $this->fread(12); $AudioChunkStreamNum = substr($AudioChunkHeader, 0, 2); $AudioChunkStreamType = substr($AudioChunkHeader, 2, 2); $AudioChunkSize = getid3_lib::LittleEndian2Int(substr($AudioChunkHeader, 4, 4)); if ($AudioChunkStreamType == 'wb') { $FirstFourBytes = substr($AudioChunkHeader, 8, 4); if (preg_match('/^\xFF[\xE2-\xE7\xF2-\xF7\xFA-\xFF][\x00-\xEB]/s', $FirstFourBytes)) { // MP3 if (getid3_mp3::MPEGaudioHeaderBytesValid($FirstFourBytes)) { $getid3_temp = new getID3(); $getid3_temp->openfile($this->getid3->filename, null, $this->getid3->fp); $getid3_temp->info['avdataoffset'] = $this->ftell() - 4; $getid3_temp->info['avdataend'] = $this->ftell() + $AudioChunkSize; $getid3_mp3 = new getid3_mp3($getid3_temp, __CLASS__); $getid3_mp3->getOnlyMPEGaudioInfo($getid3_temp->info['avdataoffset'], false); if (isset($getid3_temp->info['mpeg']['audio'])) { $info['mpeg']['audio'] = $getid3_temp->info['mpeg']['audio']; $info['audio'] = $getid3_temp->info['audio']; $info['audio']['dataformat'] = 'mp'.$info['mpeg']['audio']['layer']; $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_temp, $getid3_mp3); } } elseif (strpos($FirstFourBytes, getid3_ac3::syncword) === 0) { // AC3 $getid3_temp = new getID3(); $getid3_temp->openfile($this->getid3->filename, null, $this->getid3->fp); $getid3_temp->info['avdataoffset'] = $this->ftell() - 4; $getid3_temp->info['avdataend'] = $this->ftell() + $AudioChunkSize; $getid3_ac3 = new getid3_ac3($getid3_temp); $getid3_ac3->Analyze(); if (empty($getid3_temp->info['error'])) { $info['audio'] = $getid3_temp->info['audio']; $info['ac3'] = $getid3_temp->info['ac3']; if (!empty($getid3_temp->info['warning'])) { foreach ($getid3_temp->info['warning'] as $key => $value) { $this->warning($value); } } } unset($getid3_temp, $getid3_ac3); } } $FoundAllChunksWeNeed = true; $this->fseek($WhereWeWere); } $this->fseek($chunksize - 4, SEEK_CUR); } else { if (!isset($RIFFchunk[$listname])) { $RIFFchunk[$listname] = array(); } $LISTchunkParent = $listname; $LISTchunkMaxOffset = $this->ftell() - 4 + $chunksize; if ($parsedChunk = $this->ParseRIFF($this->ftell(), $LISTchunkMaxOffset)) { $RIFFchunk[$listname] = array_merge_recursive($RIFFchunk[$listname], $parsedChunk); } } break; default: if (preg_match('#^[0-9]{2}(wb|pc|dc|db)$#', $chunkname)) { $this->fseek($chunksize, SEEK_CUR); break; } $thisindex = 0; if (isset($RIFFchunk[$chunkname]) && is_array($RIFFchunk[$chunkname])) { $thisindex = count($RIFFchunk[$chunkname]); } $RIFFchunk[$chunkname][$thisindex]['offset'] = $this->ftell() - 8; $RIFFchunk[$chunkname][$thisindex]['size'] = $chunksize; switch ($chunkname) { case 'data': $info['avdataoffset'] = $this->ftell(); $info['avdataend'] = $info['avdataoffset'] + $chunksize; $testData = $this->fread(36); if ($testData === '') { break; } if (preg_match('/^\xFF[\xE2-\xE7\xF2-\xF7\xFA-\xFF][\x00-\xEB]/s', substr($testData, 0, 4))) { // Probably is MP3 data if (getid3_mp3::MPEGaudioHeaderBytesValid(substr($testData, 0, 4))) { $getid3_temp = new getID3(); $getid3_temp->openfile($this->getid3->filename, null, $this->getid3->fp); $getid3_temp->info['avdataoffset'] = $info['avdataoffset']; $getid3_temp->info['avdataend'] = $info['avdataend']; $getid3_mp3 = new getid3_mp3($getid3_temp, __CLASS__); $getid3_mp3->getOnlyMPEGaudioInfo($info['avdataoffset'], false); if (empty($getid3_temp->info['error'])) { $info['audio'] = $getid3_temp->info['audio']; $info['mpeg'] = $getid3_temp->info['mpeg']; } unset($getid3_temp, $getid3_mp3); } } elseif (($isRegularAC3 = (substr($testData, 0, 2) == getid3_ac3::syncword)) || substr($testData, 8, 2) == strrev(getid3_ac3::syncword)) { // This is probably AC-3 data $getid3_temp = new getID3(); if ($isRegularAC3) { $getid3_temp->openfile($this->getid3->filename, null, $this->getid3->fp); $getid3_temp->info['avdataoffset'] = $info['avdataoffset']; $getid3_temp->info['avdataend'] = $info['avdataend']; } $getid3_ac3 = new getid3_ac3($getid3_temp); if ($isRegularAC3) { $getid3_ac3->Analyze(); } else { // Dolby Digital WAV // AC-3 content, but not encoded in same format as normal AC-3 file // For one thing, byte order is swapped $ac3_data = ''; for ($i = 0; $i < 28; $i += 2) { $ac3_data .= substr($testData, 8 + $i + 1, 1); $ac3_data .= substr($testData, 8 + $i + 0, 1); } $getid3_ac3->AnalyzeString($ac3_data); } if (empty($getid3_temp->info['error'])) { $info['audio'] = $getid3_temp->info['audio']; $info['ac3'] = $getid3_temp->info['ac3']; if (!empty($getid3_temp->info['warning'])) { foreach ($getid3_temp->info['warning'] as $newerror) { $this->warning('getid3_ac3() says: ['.$newerror.']'); } } } unset($getid3_temp, $getid3_ac3); } elseif (preg_match('/^('.implode('|', array_map('preg_quote', getid3_dts::$syncwords)).')/', $testData)) { // This is probably DTS data $getid3_temp = new getID3(); $getid3_temp->openfile($this->getid3->filename, null, $this->getid3->fp); $getid3_temp->info['avdataoffset'] = $info['avdataoffset']; $getid3_dts = new getid3_dts($getid3_temp); $getid3_dts->Analyze(); if (empty($getid3_temp->info['error'])) { $info['audio'] = $getid3_temp->info['audio']; $info['dts'] = $getid3_temp->info['dts']; $info['playtime_seconds'] = $getid3_temp->info['playtime_seconds']; // may not match RIFF calculations since DTS-WAV often used 14/16 bit-word packing if (!empty($getid3_temp->info['warning'])) { foreach ($getid3_temp->info['warning'] as $newerror) { $this->warning('getid3_dts() says: ['.$newerror.']'); } } } unset($getid3_temp, $getid3_dts); } elseif (substr($testData, 0, 4) == 'wvpk') { // This is WavPack data $info['wavpack']['offset'] = $info['avdataoffset']; $info['wavpack']['size'] = getid3_lib::LittleEndian2Int(substr($testData, 4, 4)); $this->parseWavPackHeader(substr($testData, 8, 28)); } else { // This is some other kind of data (quite possibly just PCM) // do nothing special, just skip it } $nextoffset = $info['avdataend']; $this->fseek($nextoffset); break; case 'iXML': case 'bext': case 'cart': case 'fmt ': case 'strh': case 'strf': case 'indx': case 'MEXT': case 'DISP': // always read data in case 'JUNK': // should be: never read data in // but some programs write their version strings in a JUNK chunk (e.g. VirtualDub, AVIdemux, etc) if ($chunksize < 1048576) { if ($chunksize > 0) { $RIFFchunk[$chunkname][$thisindex]['data'] = $this->fread($chunksize); if ($chunkname == 'JUNK') { if (preg_match('#^([\\x20-\\x7F]+)#', $RIFFchunk[$chunkname][$thisindex]['data'], $matches)) { // only keep text characters [chr(32)-chr(127)] $info['riff']['comments']['junk'][] = trim($matches[1]); } // but if nothing there, ignore // remove the key in either case unset($RIFFchunk[$chunkname][$thisindex]['data']); } } } else { $this->warning('Chunk "'.$chunkname.'" at offset '.$this->ftell().' is unexpectedly larger than 1MB (claims to be '.number_format($chunksize).' bytes), skipping data'); $this->fseek($chunksize, SEEK_CUR); } break; //case 'IDVX': // $info['divxtag']['comments'] = self::ParseDIVXTAG($this->fread($chunksize)); // break; case 'scot': // https://cmsdk.com/node-js/adding-scot-chunk-to-wav-file.html $RIFFchunk[$chunkname][$thisindex]['data'] = $this->fread($chunksize); $RIFFchunk[$chunkname][$thisindex]['parsed']['alter'] = substr($RIFFchunk[$chunkname][$thisindex]['data'], 0, 1); $RIFFchunk[$chunkname][$thisindex]['parsed']['attrib'] = substr($RIFFchunk[$chunkname][$thisindex]['data'], 1, 1); $RIFFchunk[$chunkname][$thisindex]['parsed']['artnum'] = getid3_lib::LittleEndian2Int(substr($RIFFchunk[$chunkname][$thisindex]['data'], 2, 2)); $RIFFchunk[$chunkname][$thisindex]['parsed']['title'] = substr($RIFFchunk[$chunkname][$thisindex]['data'], 4, 43); // "name" in other documentation $RIFFchunk[$chunkname][$thisindex]['parsed']['copy'] = substr($RIFFchunk[$chunkname][$thisindex]['data'], 47, 4); $RIFFchunk[$chunkname][$thisindex]['parsed']['padd'] = substr($RIFFchunk[$chunkname][$thisindex]['data'], 51, 1); $RIFFchunk[$chunkname][$thisindex]['parsed']['asclen'] = substr($RIFFchunk[$chunkname][$thisindex]['data'], 52, 5); $RIFFchunk[$chunkname][$thisindex]['parsed']['startseconds'] = getid3_lib::LittleEndian2Int(substr($RIFFchunk[$chunkname][$thisindex]['data'], 57, 2)); $RIFFchunk[$chunkname][$thisindex]['parsed']['starthundredths'] = getid3_lib::LittleEndian2Int(substr($RIFFchunk[$chunkname][$thisindex]['data'], 59, 2)); $RIFFchunk[$chunkname][$thisindex]['parsed']['endseconds'] = getid3_lib::LittleEndian2Int(substr($RIFFchunk[$chunkname][$thisindex]['data'], 61, 2)); $RIFFchunk[$chunkname][$thisindex]['parsed']['endhundreths'] = getid3_lib::LittleEndian2Int(substr($RIFFchunk[$chunkname][$thisindex]['data'], 63, 2)); $RIFFchunk[$chunkname][$thisindex]['parsed']['sdate'] = substr($RIFFchunk[$chunkname][$thisindex]['data'], 65, 6); $RIFFchunk[$chunkname][$thisindex]['parsed']['kdate'] = substr($RIFFchunk[$chunkname][$thisindex]['data'], 71, 6); $RIFFchunk[$chunkname][$thisindex]['parsed']['start_hr'] = substr($RIFFchunk[$chunkname][$thisindex]['data'], 77, 1); $RIFFchunk[$chunkname][$thisindex]['parsed']['kill_hr'] = substr($RIFFchunk[$chunkname][$thisindex]['data'], 78, 1); $RIFFchunk[$chunkname][$thisindex]['parsed']['digital'] = substr($RIFFchunk[$chunkname][$thisindex]['data'], 79, 1); $RIFFchunk[$chunkname][$thisindex]['parsed']['sample_rate'] = getid3_lib::LittleEndian2Int(substr($RIFFchunk[$chunkname][$thisindex]['data'], 80, 2)); $RIFFchunk[$chunkname][$thisindex]['parsed']['stereo'] = substr($RIFFchunk[$chunkname][$thisindex]['data'], 82, 1); $RIFFchunk[$chunkname][$thisindex]['parsed']['compress'] = substr($RIFFchunk[$chunkname][$thisindex]['data'], 83, 1); $RIFFchunk[$chunkname][$thisindex]['parsed']['eomstrt'] = getid3_lib::LittleEndian2Int(substr($RIFFchunk[$chunkname][$thisindex]['data'], 84, 4)); $RIFFchunk[$chunkname][$thisindex]['parsed']['eomlen'] = getid3_lib::LittleEndian2Int(substr($RIFFchunk[$chunkname][$thisindex]['data'], 88, 2)); $RIFFchunk[$chunkname][$thisindex]['parsed']['attrib2'] = getid3_lib::LittleEndian2Int(substr($RIFFchunk[$chunkname][$thisindex]['data'], 90, 4)); $RIFFchunk[$chunkname][$thisindex]['parsed']['future1'] = substr($RIFFchunk[$chunkname][$thisindex]['data'], 94, 12); $RIFFchunk[$chunkname][$thisindex]['parsed']['catfontcolor'] = getid3_lib::LittleEndian2Int(substr($RIFFchunk[$chunkname][$thisindex]['data'], 106, 4)); $RIFFchunk[$chunkname][$thisindex]['parsed']['catcolor'] = getid3_lib::LittleEndian2Int(substr($RIFFchunk[$chunkname][$thisindex]['data'], 110, 4)); $RIFFchunk[$chunkname][$thisindex]['parsed']['segeompos'] = getid3_lib::LittleEndian2Int(substr($RIFFchunk[$chunkname][$thisindex]['data'], 114, 4)); $RIFFchunk[$chunkname][$thisindex]['parsed']['vt_startsecs'] = getid3_lib::LittleEndian2Int(substr($RIFFchunk[$chunkname][$thisindex]['data'], 118, 2)); $RIFFchunk[$chunkname][$thisindex]['parsed']['vt_starthunds'] = getid3_lib::LittleEndian2Int(substr($RIFFchunk[$chunkname][$thisindex]['data'], 120, 2)); $RIFFchunk[$chunkname][$thisindex]['parsed']['priorcat'] = substr($RIFFchunk[$chunkname][$thisindex]['data'], 122, 3); $RIFFchunk[$chunkname][$thisindex]['parsed']['priorcopy'] = substr($RIFFchunk[$chunkname][$thisindex]['data'], 125, 4); $RIFFchunk[$chunkname][$thisindex]['parsed']['priorpadd'] = substr($RIFFchunk[$chunkname][$thisindex]['data'], 129, 1); $RIFFchunk[$chunkname][$thisindex]['parsed']['postcat'] = substr($RIFFchunk[$chunkname][$thisindex]['data'], 130, 3); $RIFFchunk[$chunkname][$thisindex]['parsed']['postcopy'] = substr($RIFFchunk[$chunkname][$thisindex]['data'], 133, 4); $RIFFchunk[$chunkname][$thisindex]['parsed']['postpadd'] = substr($RIFFchunk[$chunkname][$thisindex]['data'], 137, 1); $RIFFchunk[$chunkname][$thisindex]['parsed']['hrcanplay'] = substr($RIFFchunk[$chunkname][$thisindex]['data'], 138, 21); $RIFFchunk[$chunkname][$thisindex]['parsed']['future2'] = substr($RIFFchunk[$chunkname][$thisindex]['data'], 159, 108); $RIFFchunk[$chunkname][$thisindex]['parsed']['artist'] = substr($RIFFchunk[$chunkname][$thisindex]['data'], 267, 34); $RIFFchunk[$chunkname][$thisindex]['parsed']['comment'] = substr($RIFFchunk[$chunkname][$thisindex]['data'], 301, 34); // "trivia" in other documentation $RIFFchunk[$chunkname][$thisindex]['parsed']['intro'] = substr($RIFFchunk[$chunkname][$thisindex]['data'], 335, 2); $RIFFchunk[$chunkname][$thisindex]['parsed']['end'] = substr($RIFFchunk[$chunkname][$thisindex]['data'], 337, 1); $RIFFchunk[$chunkname][$thisindex]['parsed']['year'] = substr($RIFFchunk[$chunkname][$thisindex]['data'], 338, 4); $RIFFchunk[$chunkname][$thisindex]['parsed']['obsolete2'] = substr($RIFFchunk[$chunkname][$thisindex]['data'], 342, 1); $RIFFchunk[$chunkname][$thisindex]['parsed']['rec_hr'] = substr($RIFFchunk[$chunkname][$thisindex]['data'], 343, 1); $RIFFchunk[$chunkname][$thisindex]['parsed']['rdate'] = substr($RIFFchunk[$chunkname][$thisindex]['data'], 344, 6); $RIFFchunk[$chunkname][$thisindex]['parsed']['mpeg_bitrate'] = getid3_lib::LittleEndian2Int(substr($RIFFchunk[$chunkname][$thisindex]['data'], 350, 2)); $RIFFchunk[$chunkname][$thisindex]['parsed']['pitch'] = getid3_lib::LittleEndian2Int(substr($RIFFchunk[$chunkname][$thisindex]['data'], 352, 2)); $RIFFchunk[$chunkname][$thisindex]['parsed']['playlevel'] = getid3_lib::LittleEndian2Int(substr($RIFFchunk[$chunkname][$thisindex]['data'], 354, 2)); $RIFFchunk[$chunkname][$thisindex]['parsed']['lenvalid'] = substr($RIFFchunk[$chunkname][$thisindex]['data'], 356, 1); $RIFFchunk[$chunkname][$thisindex]['parsed']['filelength'] = getid3_lib::LittleEndian2Int(substr($RIFFchunk[$chunkname][$thisindex]['data'], 357, 4)); $RIFFchunk[$chunkname][$thisindex]['parsed']['newplaylevel'] = getid3_lib::LittleEndian2Int(substr($RIFFchunk[$chunkname][$thisindex]['data'], 361, 2)); $RIFFchunk[$chunkname][$thisindex]['parsed']['chopsize'] = getid3_lib::LittleEndian2Int(substr($RIFFchunk[$chunkname][$thisindex]['data'], 363, 4)); $RIFFchunk[$chunkname][$thisindex]['parsed']['vteomovr'] = getid3_lib::LittleEndian2Int(substr($RIFFchunk[$chunkname][$thisindex]['data'], 367, 4)); $RIFFchunk[$chunkname][$thisindex]['parsed']['desiredlen'] = getid3_lib::LittleEndian2Int(substr($RIFFchunk[$chunkname][$thisindex]['data'], 371, 4)); $RIFFchunk[$chunkname][$thisindex]['parsed']['triggers'] = getid3_lib::LittleEndian2Int(substr($RIFFchunk[$chunkname][$thisindex]['data'], 375, 4)); $RIFFchunk[$chunkname][$thisindex]['parsed']['fillout'] = substr($RIFFchunk[$chunkname][$thisindex]['data'], 379, 33); foreach (array('title', 'artist', 'comment') as $key) { if (trim($RIFFchunk[$chunkname][$thisindex]['parsed'][$key])) { $info['riff']['comments'][$key] = array($RIFFchunk[$chunkname][$thisindex]['parsed'][$key]); } } if ($RIFFchunk[$chunkname][$thisindex]['parsed']['filelength'] && !empty($info['filesize']) && ($RIFFchunk[$chunkname][$thisindex]['parsed']['filelength'] != $info['filesize'])) { $this->warning('RIFF.WAVE.scot.filelength ('.$RIFFchunk[$chunkname][$thisindex]['parsed']['filelength'].') different from actual filesize ('.$info['filesize'].')'); } break; default: if (!empty($LISTchunkParent) && isset($LISTchunkMaxOffset) && (($RIFFchunk[$chunkname][$thisindex]['offset'] + $RIFFchunk[$chunkname][$thisindex]['size']) <= $LISTchunkMaxOffset)) { $RIFFchunk[$LISTchunkParent][$chunkname][$thisindex]['offset'] = $RIFFchunk[$chunkname][$thisindex]['offset']; $RIFFchunk[$LISTchunkParent][$chunkname][$thisindex]['size'] = $RIFFchunk[$chunkname][$thisindex]['size']; unset($RIFFchunk[$chunkname][$thisindex]['offset']); unset($RIFFchunk[$chunkname][$thisindex]['size']); if (isset($RIFFchunk[$chunkname][$thisindex]) && empty($RIFFchunk[$chunkname][$thisindex])) { unset($RIFFchunk[$chunkname][$thisindex]); } if (isset($RIFFchunk[$chunkname]) && empty($RIFFchunk[$chunkname])) { unset($RIFFchunk[$chunkname]); } $RIFFchunk[$LISTchunkParent][$chunkname][$thisindex]['data'] = $this->fread($chunksize); } elseif ($chunksize < 2048) { // only read data in if smaller than 2kB $RIFFchunk[$chunkname][$thisindex]['data'] = $this->fread($chunksize); } else { $this->fseek($chunksize, SEEK_CUR); } break; } break; } } } catch (getid3_exception $e) { if ($e->getCode() == 10) { $this->warning('RIFF parser: '.$e->getMessage()); } else { throw $e; } } return $RIFFchunk; } /** * @param string $RIFFdata * * @return bool */ public function ParseRIFFdata(&$RIFFdata) { $info = &$this->getid3->info; if ($RIFFdata) { $tempfile = tempnam(GETID3_TEMP_DIR, 'getID3'); $fp_temp = fopen($tempfile, 'wb'); $RIFFdataLength = strlen($RIFFdata); $NewLengthString = getid3_lib::LittleEndian2String($RIFFdataLength, 4); for ($i = 0; $i < 4; $i++) { $RIFFdata[($i + 4)] = $NewLengthString[$i]; } fwrite($fp_temp, $RIFFdata); fclose($fp_temp); $getid3_temp = new getID3(); $getid3_temp->openfile($tempfile); $getid3_temp->info['filesize'] = $RIFFdataLength; $getid3_temp->info['filenamepath'] = $info['filenamepath']; $getid3_temp->info['tags'] = $info['tags']; $getid3_temp->info['warning'] = $info['warning']; $getid3_temp->info['error'] = $info['error']; $getid3_temp->info['comments'] = $info['comments']; $getid3_temp->info['audio'] = (isset($info['audio']) ? $info['audio'] : array()); $getid3_temp->info['video'] = (isset($info['video']) ? $info['video'] : array()); $getid3_riff = new getid3_riff($getid3_temp); $getid3_riff->Analyze(); $info['riff'] = $getid3_temp->info['riff']; $info['warning'] = $getid3_temp->info['warning']; $info['error'] = $getid3_temp->info['error']; $info['tags'] = $getid3_temp->info['tags']; $info['comments'] = $getid3_temp->info['comments']; unset($getid3_riff, $getid3_temp); unlink($tempfile); } return false; } /** * @param array $RIFFinfoArray * @param array $CommentsTargetArray * * @return bool */ public static function parseComments(&$RIFFinfoArray, &$CommentsTargetArray) { $RIFFinfoKeyLookup = array( 'IARL'=>'archivallocation', 'IART'=>'artist', 'ICDS'=>'costumedesigner', 'ICMS'=>'commissionedby', 'ICMT'=>'comment', 'ICNT'=>'country', 'ICOP'=>'copyright', 'ICRD'=>'creationdate', 'IDIM'=>'dimensions', 'IDIT'=>'digitizationdate', 'IDPI'=>'resolution', 'IDST'=>'distributor', 'IEDT'=>'editor', 'IENG'=>'engineers', 'IFRM'=>'accountofparts', 'IGNR'=>'genre', 'IKEY'=>'keywords', 'ILGT'=>'lightness', 'ILNG'=>'language', 'IMED'=>'orignalmedium', 'IMUS'=>'composer', 'INAM'=>'title', 'IPDS'=>'productiondesigner', 'IPLT'=>'palette', 'IPRD'=>'product', 'IPRO'=>'producer', 'IPRT'=>'part', 'IRTD'=>'rating', 'ISBJ'=>'subject', 'ISFT'=>'software', 'ISGN'=>'secondarygenre', 'ISHP'=>'sharpness', 'ISRC'=>'sourcesupplier', 'ISRF'=>'digitizationsource', 'ISTD'=>'productionstudio', 'ISTR'=>'starring', 'ITCH'=>'encoded_by', 'IWEB'=>'url', 'IWRI'=>'writer', '____'=>'comment', ); foreach ($RIFFinfoKeyLookup as $key => $value) { if (isset($RIFFinfoArray[$key])) { foreach ($RIFFinfoArray[$key] as $commentid => $commentdata) { if (trim($commentdata['data']) != '') { if (isset($CommentsTargetArray[$value])) { $CommentsTargetArray[$value][] = trim($commentdata['data']); } else { $CommentsTargetArray[$value] = array(trim($commentdata['data'])); } } } } } return true; } /** * @param string $WaveFormatExData * * @return array */ public static function parseWAVEFORMATex($WaveFormatExData) { // shortcut $WaveFormatEx = array(); $WaveFormatEx['raw'] = array(); $WaveFormatEx_raw = &$WaveFormatEx['raw']; $WaveFormatEx_raw['wFormatTag'] = substr($WaveFormatExData, 0, 2); $WaveFormatEx_raw['nChannels'] = substr($WaveFormatExData, 2, 2); $WaveFormatEx_raw['nSamplesPerSec'] = substr($WaveFormatExData, 4, 4); $WaveFormatEx_raw['nAvgBytesPerSec'] = substr($WaveFormatExData, 8, 4); $WaveFormatEx_raw['nBlockAlign'] = substr($WaveFormatExData, 12, 2); $WaveFormatEx_raw['wBitsPerSample'] = substr($WaveFormatExData, 14, 2); if (strlen($WaveFormatExData) > 16) { $WaveFormatEx_raw['cbSize'] = substr($WaveFormatExData, 16, 2); } $WaveFormatEx_raw = array_map('getid3_lib::LittleEndian2Int', $WaveFormatEx_raw); $WaveFormatEx['codec'] = self::wFormatTagLookup($WaveFormatEx_raw['wFormatTag']); $WaveFormatEx['channels'] = $WaveFormatEx_raw['nChannels']; $WaveFormatEx['sample_rate'] = $WaveFormatEx_raw['nSamplesPerSec']; $WaveFormatEx['bitrate'] = $WaveFormatEx_raw['nAvgBytesPerSec'] * 8; $WaveFormatEx['bits_per_sample'] = $WaveFormatEx_raw['wBitsPerSample']; return $WaveFormatEx; } /** * @param string $WavPackChunkData * * @return bool */ public function parseWavPackHeader($WavPackChunkData) { // typedef struct { // char ckID [4]; // long ckSize; // short version; // short bits; // added for version 2.00 // short flags, shift; // added for version 3.00 // long total_samples, crc, crc2; // char extension [4], extra_bc, extras [3]; // } WavpackHeader; // shortcut $info = &$this->getid3->info; $info['wavpack'] = array(); $thisfile_wavpack = &$info['wavpack']; $thisfile_wavpack['version'] = getid3_lib::LittleEndian2Int(substr($WavPackChunkData, 0, 2)); if ($thisfile_wavpack['version'] >= 2) { $thisfile_wavpack['bits'] = getid3_lib::LittleEndian2Int(substr($WavPackChunkData, 2, 2)); } if ($thisfile_wavpack['version'] >= 3) { $thisfile_wavpack['flags_raw'] = getid3_lib::LittleEndian2Int(substr($WavPackChunkData, 4, 2)); $thisfile_wavpack['shift'] = getid3_lib::LittleEndian2Int(substr($WavPackChunkData, 6, 2)); $thisfile_wavpack['total_samples'] = getid3_lib::LittleEndian2Int(substr($WavPackChunkData, 8, 4)); $thisfile_wavpack['crc1'] = getid3_lib::LittleEndian2Int(substr($WavPackChunkData, 12, 4)); $thisfile_wavpack['crc2'] = getid3_lib::LittleEndian2Int(substr($WavPackChunkData, 16, 4)); $thisfile_wavpack['extension'] = substr($WavPackChunkData, 20, 4); $thisfile_wavpack['extra_bc'] = getid3_lib::LittleEndian2Int(substr($WavPackChunkData, 24, 1)); for ($i = 0; $i <= 2; $i++) { $thisfile_wavpack['extras'][] = getid3_lib::LittleEndian2Int(substr($WavPackChunkData, 25 + $i, 1)); } // shortcut $thisfile_wavpack['flags'] = array(); $thisfile_wavpack_flags = &$thisfile_wavpack['flags']; $thisfile_wavpack_flags['mono'] = (bool) ($thisfile_wavpack['flags_raw'] & 0x000001); $thisfile_wavpack_flags['fast_mode'] = (bool) ($thisfile_wavpack['flags_raw'] & 0x000002); $thisfile_wavpack_flags['raw_mode'] = (bool) ($thisfile_wavpack['flags_raw'] & 0x000004); $thisfile_wavpack_flags['calc_noise'] = (bool) ($thisfile_wavpack['flags_raw'] & 0x000008); $thisfile_wavpack_flags['high_quality'] = (bool) ($thisfile_wavpack['flags_raw'] & 0x000010); $thisfile_wavpack_flags['3_byte_samples'] = (bool) ($thisfile_wavpack['flags_raw'] & 0x000020); $thisfile_wavpack_flags['over_20_bits'] = (bool) ($thisfile_wavpack['flags_raw'] & 0x000040); $thisfile_wavpack_flags['use_wvc'] = (bool) ($thisfile_wavpack['flags_raw'] & 0x000080); $thisfile_wavpack_flags['noiseshaping'] = (bool) ($thisfile_wavpack['flags_raw'] & 0x000100); $thisfile_wavpack_flags['very_fast_mode'] = (bool) ($thisfile_wavpack['flags_raw'] & 0x000200); $thisfile_wavpack_flags['new_high_quality'] = (bool) ($thisfile_wavpack['flags_raw'] & 0x000400); $thisfile_wavpack_flags['cancel_extreme'] = (bool) ($thisfile_wavpack['flags_raw'] & 0x000800); $thisfile_wavpack_flags['cross_decorrelation'] = (bool) ($thisfile_wavpack['flags_raw'] & 0x001000); $thisfile_wavpack_flags['new_decorrelation'] = (bool) ($thisfile_wavpack['flags_raw'] & 0x002000); $thisfile_wavpack_flags['joint_stereo'] = (bool) ($thisfile_wavpack['flags_raw'] & 0x004000); $thisfile_wavpack_flags['extra_decorrelation'] = (bool) ($thisfile_wavpack['flags_raw'] & 0x008000); $thisfile_wavpack_flags['override_noiseshape'] = (bool) ($thisfile_wavpack['flags_raw'] & 0x010000); $thisfile_wavpack_flags['override_jointstereo'] = (bool) ($thisfile_wavpack['flags_raw'] & 0x020000); $thisfile_wavpack_flags['copy_source_filetime'] = (bool) ($thisfile_wavpack['flags_raw'] & 0x040000); $thisfile_wavpack_flags['create_exe'] = (bool) ($thisfile_wavpack['flags_raw'] & 0x080000); } return true; } /** * @param string $BITMAPINFOHEADER * @param bool $littleEndian * * @return array */ public static function ParseBITMAPINFOHEADER($BITMAPINFOHEADER, $littleEndian=true) { $parsed['biSize'] = substr($BITMAPINFOHEADER, 0, 4); // number of bytes required by the BITMAPINFOHEADER structure $parsed['biWidth'] = substr($BITMAPINFOHEADER, 4, 4); // width of the bitmap in pixels $parsed['biHeight'] = substr($BITMAPINFOHEADER, 8, 4); // height of the bitmap in pixels. If biHeight is positive, the bitmap is a 'bottom-up' DIB and its origin is the lower left corner. If biHeight is negative, the bitmap is a 'top-down' DIB and its origin is the upper left corner $parsed['biPlanes'] = substr($BITMAPINFOHEADER, 12, 2); // number of color planes on the target device. In most cases this value must be set to 1 $parsed['biBitCount'] = substr($BITMAPINFOHEADER, 14, 2); // Specifies the number of bits per pixels $parsed['biSizeImage'] = substr($BITMAPINFOHEADER, 20, 4); // size of the bitmap data section of the image (the actual pixel data, excluding BITMAPINFOHEADER and RGBQUAD structures) $parsed['biXPelsPerMeter'] = substr($BITMAPINFOHEADER, 24, 4); // horizontal resolution, in pixels per metre, of the target device $parsed['biYPelsPerMeter'] = substr($BITMAPINFOHEADER, 28, 4); // vertical resolution, in pixels per metre, of the target device $parsed['biClrUsed'] = substr($BITMAPINFOHEADER, 32, 4); // actual number of color indices in the color table used by the bitmap. If this value is zero, the bitmap uses the maximum number of colors corresponding to the value of the biBitCount member for the compression mode specified by biCompression $parsed['biClrImportant'] = substr($BITMAPINFOHEADER, 36, 4); // number of color indices that are considered important for displaying the bitmap. If this value is zero, all colors are important $parsed = array_map('getid3_lib::'.($littleEndian ? 'Little' : 'Big').'Endian2Int', $parsed); $parsed['fourcc'] = substr($BITMAPINFOHEADER, 16, 4); // compression identifier return $parsed; } /** * @param string $DIVXTAG * @param bool $raw * * @return array */ public static function ParseDIVXTAG($DIVXTAG, $raw=false) { // structure from "IDivX" source, Form1.frm, by "Greg Frazier of Daemonic Software Group", email: gfrazier@icestorm.net, web: http://dsg.cjb.net/ // source available at http://files.divx-digest.com/download/c663efe7ef8ad2e90bf4af4d3ea6188a/on0SWN2r/edit/IDivX.zip // 'Byte Layout: '1111111111111111 // '32 for Movie - 1 '1111111111111111 // '28 for Author - 6 '6666666666666666 // '4 for year - 2 '6666666666662222 // '3 for genre - 3 '7777777777777777 // '48 for Comments - 7 '7777777777777777 // '1 for Rating - 4 '7777777777777777 // '5 for Future Additions - 0 '333400000DIVXTAG // '128 bytes total static $DIVXTAGgenre = array( 0 => 'Action', 1 => 'Action/Adventure', 2 => 'Adventure', 3 => 'Adult', 4 => 'Anime', 5 => 'Cartoon', 6 => 'Claymation', 7 => 'Comedy', 8 => 'Commercial', 9 => 'Documentary', 10 => 'Drama', 11 => 'Home Video', 12 => 'Horror', 13 => 'Infomercial', 14 => 'Interactive', 15 => 'Mystery', 16 => 'Music Video', 17 => 'Other', 18 => 'Religion', 19 => 'Sci Fi', 20 => 'Thriller', 21 => 'Western', ), $DIVXTAGrating = array( 0 => 'Unrated', 1 => 'G', 2 => 'PG', 3 => 'PG-13', 4 => 'R', 5 => 'NC-17', ); $parsed = array(); $parsed['title'] = trim(substr($DIVXTAG, 0, 32)); $parsed['artist'] = trim(substr($DIVXTAG, 32, 28)); $parsed['year'] = intval(trim(substr($DIVXTAG, 60, 4))); $parsed['comment'] = trim(substr($DIVXTAG, 64, 48)); $parsed['genre_id'] = intval(trim(substr($DIVXTAG, 112, 3))); $parsed['rating_id'] = ord(substr($DIVXTAG, 115, 1)); //$parsed['padding'] = substr($DIVXTAG, 116, 5); // 5-byte null //$parsed['magic'] = substr($DIVXTAG, 121, 7); // "DIVXTAG" $parsed['genre'] = (isset($DIVXTAGgenre[$parsed['genre_id']]) ? $DIVXTAGgenre[$parsed['genre_id']] : $parsed['genre_id']); $parsed['rating'] = (isset($DIVXTAGrating[$parsed['rating_id']]) ? $DIVXTAGrating[$parsed['rating_id']] : $parsed['rating_id']); if (!$raw) { unset($parsed['genre_id'], $parsed['rating_id']); foreach ($parsed as $key => $value) { if (empty($value)) { unset($parsed[$key]); } } } foreach ($parsed as $tag => $value) { $parsed[$tag] = array($value); } return $parsed; } /** * @param string $tagshortname * * @return string */ public static function waveSNDMtagLookup($tagshortname) { $begin = __LINE__; /** This is not a comment! ©kwd keywords ©BPM bpm ©trt tracktitle ©des description ©gen category ©fin featuredinstrument ©LID longid ©bex bwdescription ©pub publisher ©cdt cdtitle ©alb library ©com composer */ return getid3_lib::EmbeddedLookup($tagshortname, $begin, __LINE__, __FILE__, 'riff-sndm'); } /** * @param int $wFormatTag * * @return string */ public static function wFormatTagLookup($wFormatTag) { $begin = __LINE__; /** This is not a comment! 0x0000 Microsoft Unknown Wave Format 0x0001 Pulse Code Modulation (PCM) 0x0002 Microsoft ADPCM 0x0003 IEEE Float 0x0004 Compaq Computer VSELP 0x0005 IBM CVSD 0x0006 Microsoft A-Law 0x0007 Microsoft mu-Law 0x0008 Microsoft DTS 0x0010 OKI ADPCM 0x0011 Intel DVI/IMA ADPCM 0x0012 Videologic MediaSpace ADPCM 0x0013 Sierra Semiconductor ADPCM 0x0014 Antex Electronics G.723 ADPCM 0x0015 DSP Solutions DigiSTD 0x0016 DSP Solutions DigiFIX 0x0017 Dialogic OKI ADPCM 0x0018 MediaVision ADPCM 0x0019 Hewlett-Packard CU 0x0020 Yamaha ADPCM 0x0021 Speech Compression Sonarc 0x0022 DSP Group TrueSpeech 0x0023 Echo Speech EchoSC1 0x0024 Audiofile AF36 0x0025 Audio Processing Technology APTX 0x0026 AudioFile AF10 0x0027 Prosody 1612 0x0028 LRC 0x0030 Dolby AC2 0x0031 Microsoft GSM 6.10 0x0032 MSNAudio 0x0033 Antex Electronics ADPCME 0x0034 Control Resources VQLPC 0x0035 DSP Solutions DigiREAL 0x0036 DSP Solutions DigiADPCM 0x0037 Control Resources CR10 0x0038 Natural MicroSystems VBXADPCM 0x0039 Crystal Semiconductor IMA ADPCM 0x003A EchoSC3 0x003B Rockwell ADPCM 0x003C Rockwell Digit LK 0x003D Xebec 0x0040 Antex Electronics G.721 ADPCM 0x0041 G.728 CELP 0x0042 MSG723 0x0050 MPEG Layer-2 or Layer-1 0x0052 RT24 0x0053 PAC 0x0055 MPEG Layer-3 0x0059 Lucent G.723 0x0060 Cirrus 0x0061 ESPCM 0x0062 Voxware 0x0063 Canopus Atrac 0x0064 G.726 ADPCM 0x0065 G.722 ADPCM 0x0066 DSAT 0x0067 DSAT Display 0x0069 Voxware Byte Aligned 0x0070 Voxware AC8 0x0071 Voxware AC10 0x0072 Voxware AC16 0x0073 Voxware AC20 0x0074 Voxware MetaVoice 0x0075 Voxware MetaSound 0x0076 Voxware RT29HW 0x0077 Voxware VR12 0x0078 Voxware VR18 0x0079 Voxware TQ40 0x0080 Softsound 0x0081 Voxware TQ60 0x0082 MSRT24 0x0083 G.729A 0x0084 MVI MV12 0x0085 DF G.726 0x0086 DF GSM610 0x0088 ISIAudio 0x0089 Onlive 0x0091 SBC24 0x0092 Dolby AC3 SPDIF 0x0093 MediaSonic G.723 0x0094 Aculab PLC Prosody 8kbps 0x0097 ZyXEL ADPCM 0x0098 Philips LPCBB 0x0099 Packed 0x00FF AAC 0x0100 Rhetorex ADPCM 0x0101 IBM mu-law 0x0102 IBM A-law 0x0103 IBM AVC Adaptive Differential Pulse Code Modulation (ADPCM) 0x0111 Vivo G.723 0x0112 Vivo Siren 0x0123 Digital G.723 0x0125 Sanyo LD ADPCM 0x0130 Sipro Lab Telecom ACELP NET 0x0131 Sipro Lab Telecom ACELP 4800 0x0132 Sipro Lab Telecom ACELP 8V3 0x0133 Sipro Lab Telecom G.729 0x0134 Sipro Lab Telecom G.729A 0x0135 Sipro Lab Telecom Kelvin 0x0140 Windows Media Video V8 0x0150 Qualcomm PureVoice 0x0151 Qualcomm HalfRate 0x0155 Ring Zero Systems TUB GSM 0x0160 Microsoft Audio 1 0x0161 Windows Media Audio V7 / V8 / V9 0x0162 Windows Media Audio Professional V9 0x0163 Windows Media Audio Lossless V9 0x0200 Creative Labs ADPCM 0x0202 Creative Labs Fastspeech8 0x0203 Creative Labs Fastspeech10 0x0210 UHER Informatic GmbH ADPCM 0x0220 Quarterdeck 0x0230 I-link Worldwide VC 0x0240 Aureal RAW Sport 0x0250 Interactive Products HSX 0x0251 Interactive Products RPELP 0x0260 Consistent Software CS2 0x0270 Sony SCX 0x0300 Fujitsu FM Towns Snd 0x0400 BTV Digital 0x0401 Intel Music Coder 0x0450 QDesign Music 0x0680 VME VMPCM 0x0681 AT&T Labs TPC 0x08AE ClearJump LiteWave 0x1000 Olivetti GSM 0x1001 Olivetti ADPCM 0x1002 Olivetti CELP 0x1003 Olivetti SBC 0x1004 Olivetti OPR 0x1100 Lernout & Hauspie Codec (0x1100) 0x1101 Lernout & Hauspie CELP Codec (0x1101) 0x1102 Lernout & Hauspie SBC Codec (0x1102) 0x1103 Lernout & Hauspie SBC Codec (0x1103) 0x1104 Lernout & Hauspie SBC Codec (0x1104) 0x1400 Norris 0x1401 AT&T ISIAudio 0x1500 Soundspace Music Compression 0x181C VoxWare RT24 Speech 0x1FC4 NCT Soft ALF2CD (www.nctsoft.com) 0x2000 Dolby AC3 0x2001 Dolby DTS 0x2002 WAVE_FORMAT_14_4 0x2003 WAVE_FORMAT_28_8 0x2004 WAVE_FORMAT_COOK 0x2005 WAVE_FORMAT_DNET 0x674F Ogg Vorbis 1 0x6750 Ogg Vorbis 2 0x6751 Ogg Vorbis 3 0x676F Ogg Vorbis 1+ 0x6770 Ogg Vorbis 2+ 0x6771 Ogg Vorbis 3+ 0x7A21 GSM-AMR (CBR, no SID) 0x7A22 GSM-AMR (VBR, including SID) 0xFFFE WAVE_FORMAT_EXTENSIBLE 0xFFFF WAVE_FORMAT_DEVELOPMENT */ return getid3_lib::EmbeddedLookup('0x'.str_pad(strtoupper(dechex($wFormatTag)), 4, '0', STR_PAD_LEFT), $begin, __LINE__, __FILE__, 'riff-wFormatTag'); } /** * @param string $fourcc * * @return string */ public static function fourccLookup($fourcc) { $begin = __LINE__; /** This is not a comment! swot http://developer.apple.com/qa/snd/snd07.html ____ No Codec (____) _BIT BI_BITFIELDS (Raw RGB) _JPG JPEG compressed _PNG PNG compressed W3C/ISO/IEC (RFC-2083) _RAW Full Frames (Uncompressed) _RGB Raw RGB Bitmap _RL4 RLE 4bpp RGB _RL8 RLE 8bpp RGB 3IV1 3ivx MPEG-4 v1 3IV2 3ivx MPEG-4 v2 3IVX 3ivx MPEG-4 AASC Autodesk Animator ABYR Kensington ?ABYR? AEMI Array Microsystems VideoONE MPEG1-I Capture AFLC Autodesk Animator FLC AFLI Autodesk Animator FLI AMPG Array Microsystems VideoONE MPEG ANIM Intel RDX (ANIM) AP41 AngelPotion Definitive ASV1 Asus Video v1 ASV2 Asus Video v2 ASVX Asus Video 2.0 (audio) AUR2 AuraVision Aura 2 Codec - YUV 4:2:2 AURA AuraVision Aura 1 Codec - YUV 4:1:1 AVDJ Independent JPEG Group\'s codec (AVDJ) AVRN Independent JPEG Group\'s codec (AVRN) AYUV 4:4:4 YUV (AYUV) AZPR Quicktime Apple Video (AZPR) BGR Raw RGB32 BLZ0 Blizzard DivX MPEG-4 BTVC Conexant Composite Video BINK RAD Game Tools Bink Video BT20 Conexant Prosumer Video BTCV Conexant Composite Video Codec BW10 Data Translation Broadway MPEG Capture CC12 Intel YUV12 CDVC Canopus DV CFCC Digital Processing Systems DPS Perception CGDI Microsoft Office 97 Camcorder Video CHAM Winnov Caviara Champagne CJPG Creative WebCam JPEG CLJR Cirrus Logic YUV 4:1:1 CMYK Common Data Format in Printing (Colorgraph) CPLA Weitek 4:2:0 YUV Planar CRAM Microsoft Video 1 (CRAM) cvid Radius Cinepak CVID Radius Cinepak CWLT Microsoft Color WLT DIB CYUV Creative Labs YUV CYUY ATI YUV D261 H.261 D263 H.263 DIB Device Independent Bitmap DIV1 FFmpeg OpenDivX DIV2 Microsoft MPEG-4 v1/v2 DIV3 DivX ;-) MPEG-4 v3.x Low-Motion DIV4 DivX ;-) MPEG-4 v3.x Fast-Motion DIV5 DivX MPEG-4 v5.x DIV6 DivX ;-) (MS MPEG-4 v3.x) DIVX DivX MPEG-4 v4 (OpenDivX / Project Mayo) divx DivX MPEG-4 DMB1 Matrox Rainbow Runner hardware MJPEG DMB2 Paradigm MJPEG DSVD ?DSVD? DUCK Duck TrueMotion 1.0 DPS0 DPS/Leitch Reality Motion JPEG DPSC DPS/Leitch PAR Motion JPEG DV25 Matrox DVCPRO codec DV50 Matrox DVCPRO50 codec DVC IEC 61834 and SMPTE 314M (DVC/DV Video) DVCP IEC 61834 and SMPTE 314M (DVC/DV Video) DVHD IEC Standard DV 1125 lines @ 30fps / 1250 lines @ 25fps DVMA Darim Vision DVMPEG (dummy for MPEG compressor) (www.darvision.com) DVSL IEC Standard DV compressed in SD (SDL) DVAN ?DVAN? DVE2 InSoft DVE-2 Videoconferencing dvsd IEC 61834 and SMPTE 314M DVC/DV Video DVSD IEC 61834 and SMPTE 314M DVC/DV Video DVX1 Lucent DVX1000SP Video Decoder DVX2 Lucent DVX2000S Video Decoder DVX3 Lucent DVX3000S Video Decoder DX50 DivX v5 DXT1 Microsoft DirectX Compressed Texture (DXT1) DXT2 Microsoft DirectX Compressed Texture (DXT2) DXT3 Microsoft DirectX Compressed Texture (DXT3) DXT4 Microsoft DirectX Compressed Texture (DXT4) DXT5 Microsoft DirectX Compressed Texture (DXT5) DXTC Microsoft DirectX Compressed Texture (DXTC) DXTn Microsoft DirectX Compressed Texture (DXTn) EM2V Etymonix MPEG-2 I-frame (www.etymonix.com) EKQ0 Elsa ?EKQ0? ELK0 Elsa ?ELK0? ESCP Eidos Escape ETV1 eTreppid Video ETV1 ETV2 eTreppid Video ETV2 ETVC eTreppid Video ETVC FLIC Autodesk FLI/FLC Animation FLV1 Sorenson Spark FLV4 On2 TrueMotion VP6 FRWT Darim Vision Forward Motion JPEG (www.darvision.com) FRWU Darim Vision Forward Uncompressed (www.darvision.com) FLJP D-Vision Field Encoded Motion JPEG FPS1 FRAPS v1 FRWA SoftLab-Nsk Forward Motion JPEG w/ alpha channel FRWD SoftLab-Nsk Forward Motion JPEG FVF1 Iterated Systems Fractal Video Frame GLZW Motion LZW (gabest@freemail.hu) GPEG Motion JPEG (gabest@freemail.hu) GWLT Microsoft Greyscale WLT DIB H260 Intel ITU H.260 Videoconferencing H261 Intel ITU H.261 Videoconferencing H262 Intel ITU H.262 Videoconferencing H263 Intel ITU H.263 Videoconferencing H264 Intel ITU H.264 Videoconferencing H265 Intel ITU H.265 Videoconferencing H266 Intel ITU H.266 Videoconferencing H267 Intel ITU H.267 Videoconferencing H268 Intel ITU H.268 Videoconferencing H269 Intel ITU H.269 Videoconferencing HFYU Huffman Lossless Codec HMCR Rendition Motion Compensation Format (HMCR) HMRR Rendition Motion Compensation Format (HMRR) I263 FFmpeg I263 decoder IF09 Indeo YVU9 ("YVU9 with additional delta-frame info after the U plane") IUYV Interlaced version of UYVY (www.leadtools.com) IY41 Interlaced version of Y41P (www.leadtools.com) IYU1 12 bit format used in mode 2 of the IEEE 1394 Digital Camera 1.04 spec IEEE standard IYU2 24 bit format used in mode 2 of the IEEE 1394 Digital Camera 1.04 spec IEEE standard IYUV Planar YUV format (8-bpp Y plane, followed by 8-bpp 2×2 U and V planes) i263 Intel ITU H.263 Videoconferencing (i263) I420 Intel Indeo 4 IAN Intel Indeo 4 (RDX) ICLB InSoft CellB Videoconferencing IGOR Power DVD IJPG Intergraph JPEG ILVC Intel Layered Video ILVR ITU-T H.263+ IPDV I-O Data Device Giga AVI DV Codec IR21 Intel Indeo 2.1 IRAW Intel YUV Uncompressed IV30 Intel Indeo 3.0 IV31 Intel Indeo 3.1 IV32 Ligos Indeo 3.2 IV33 Ligos Indeo 3.3 IV34 Ligos Indeo 3.4 IV35 Ligos Indeo 3.5 IV36 Ligos Indeo 3.6 IV37 Ligos Indeo 3.7 IV38 Ligos Indeo 3.8 IV39 Ligos Indeo 3.9 IV40 Ligos Indeo Interactive 4.0 IV41 Ligos Indeo Interactive 4.1 IV42 Ligos Indeo Interactive 4.2 IV43 Ligos Indeo Interactive 4.3 IV44 Ligos Indeo Interactive 4.4 IV45 Ligos Indeo Interactive 4.5 IV46 Ligos Indeo Interactive 4.6 IV47 Ligos Indeo Interactive 4.7 IV48 Ligos Indeo Interactive 4.8 IV49 Ligos Indeo Interactive 4.9 IV50 Ligos Indeo Interactive 5.0 JBYR Kensington ?JBYR? JPEG Still Image JPEG DIB JPGL Pegasus Lossless Motion JPEG KMVC Team17 Software Karl Morton\'s Video Codec LSVM Vianet Lighting Strike Vmail (Streaming) (www.vianet.com) LEAD LEAD Video Codec Ljpg LEAD MJPEG Codec MDVD Alex MicroDVD Video (hacked MS MPEG-4) (www.tiasoft.de) MJPA Morgan Motion JPEG (MJPA) (www.morgan-multimedia.com) MJPB Morgan Motion JPEG (MJPB) (www.morgan-multimedia.com) MMES Matrox MPEG-2 I-frame MP2v Microsoft S-Mpeg 4 version 1 (MP2v) MP42 Microsoft S-Mpeg 4 version 2 (MP42) MP43 Microsoft S-Mpeg 4 version 3 (MP43) MP4S Microsoft S-Mpeg 4 version 3 (MP4S) MP4V FFmpeg MPEG-4 MPG1 FFmpeg MPEG 1/2 MPG2 FFmpeg MPEG 1/2 MPG3 FFmpeg DivX ;-) (MS MPEG-4 v3) MPG4 Microsoft MPEG-4 MPGI Sigma Designs MPEG MPNG PNG images decoder MSS1 Microsoft Windows Screen Video MSZH LCL (Lossless Codec Library) (www.geocities.co.jp/Playtown-Denei/2837/LRC.htm) M261 Microsoft H.261 M263 Microsoft H.263 M4S2 Microsoft Fully Compliant MPEG-4 v2 simple profile (M4S2) m4s2 Microsoft Fully Compliant MPEG-4 v2 simple profile (m4s2) MC12 ATI Motion Compensation Format (MC12) MCAM ATI Motion Compensation Format (MCAM) MJ2C Morgan Multimedia Motion JPEG2000 mJPG IBM Motion JPEG w/ Huffman Tables MJPG Microsoft Motion JPEG DIB MP42 Microsoft MPEG-4 (low-motion) MP43 Microsoft MPEG-4 (fast-motion) MP4S Microsoft MPEG-4 (MP4S) mp4s Microsoft MPEG-4 (mp4s) MPEG Chromatic Research MPEG-1 Video I-Frame MPG4 Microsoft MPEG-4 Video High Speed Compressor MPGI Sigma Designs MPEG MRCA FAST Multimedia Martin Regen Codec MRLE Microsoft Run Length Encoding MSVC Microsoft Video 1 MTX1 Matrox ?MTX1? MTX2 Matrox ?MTX2? MTX3 Matrox ?MTX3? MTX4 Matrox ?MTX4? MTX5 Matrox ?MTX5? MTX6 Matrox ?MTX6? MTX7 Matrox ?MTX7? MTX8 Matrox ?MTX8? MTX9 Matrox ?MTX9? MV12 Motion Pixels Codec (old) MWV1 Aware Motion Wavelets nAVI SMR Codec (hack of Microsoft MPEG-4) (IRC #shadowrealm) NT00 NewTek LightWave HDTV YUV w/ Alpha (www.newtek.com) NUV1 NuppelVideo NTN1 Nogatech Video Compression 1 NVS0 nVidia GeForce Texture (NVS0) NVS1 nVidia GeForce Texture (NVS1) NVS2 nVidia GeForce Texture (NVS2) NVS3 nVidia GeForce Texture (NVS3) NVS4 nVidia GeForce Texture (NVS4) NVS5 nVidia GeForce Texture (NVS5) NVT0 nVidia GeForce Texture (NVT0) NVT1 nVidia GeForce Texture (NVT1) NVT2 nVidia GeForce Texture (NVT2) NVT3 nVidia GeForce Texture (NVT3) NVT4 nVidia GeForce Texture (NVT4) NVT5 nVidia GeForce Texture (NVT5) PIXL MiroXL, Pinnacle PCTV PDVC I-O Data Device Digital Video Capture DV codec PGVV Radius Video Vision PHMO IBM Photomotion PIM1 MPEG Realtime (Pinnacle Cards) PIM2 Pegasus Imaging ?PIM2? PIMJ Pegasus Imaging Lossless JPEG PVEZ Horizons Technology PowerEZ PVMM PacketVideo Corporation MPEG-4 PVW2 Pegasus Imaging Wavelet Compression Q1.0 Q-Team\'s QPEG 1.0 (www.q-team.de) Q1.1 Q-Team\'s QPEG 1.1 (www.q-team.de) QPEG Q-Team QPEG 1.0 qpeq Q-Team QPEG 1.1 RGB Raw BGR32 RGBA Raw RGB w/ Alpha RMP4 REALmagic MPEG-4 (unauthorized XVID copy) (www.sigmadesigns.com) ROQV Id RoQ File Video Decoder RPZA Quicktime Apple Video (RPZA) RUD0 Rududu video codec (http://rududu.ifrance.com/rududu/) RV10 RealVideo 1.0 (aka RealVideo 5.0) RV13 RealVideo 1.0 (RV13) RV20 RealVideo G2 RV30 RealVideo 8 RV40 RealVideo 9 RGBT Raw RGB w/ Transparency RLE Microsoft Run Length Encoder RLE4 Run Length Encoded (4bpp, 16-color) RLE8 Run Length Encoded (8bpp, 256-color) RT21 Intel Indeo RealTime Video 2.1 rv20 RealVideo G2 rv30 RealVideo 8 RVX Intel RDX (RVX ) SMC Apple Graphics (SMC ) SP54 Logitech Sunplus Sp54 Codec for Mustek GSmart Mini 2 SPIG Radius Spigot SVQ3 Sorenson Video 3 (Apple Quicktime 5) s422 Tekram VideoCap C210 YUV 4:2:2 SDCC Sun Communication Digital Camera Codec SFMC CrystalNet Surface Fitting Method SMSC Radius SMSC SMSD Radius SMSD smsv WorldConnect Wavelet Video SPIG Radius Spigot SPLC Splash Studios ACM Audio Codec (www.splashstudios.net) SQZ2 Microsoft VXTreme Video Codec V2 STVA ST Microelectronics CMOS Imager Data (Bayer) STVB ST Microelectronics CMOS Imager Data (Nudged Bayer) STVC ST Microelectronics CMOS Imager Data (Bunched) STVX ST Microelectronics CMOS Imager Data (Extended CODEC Data Format) STVY ST Microelectronics CMOS Imager Data (Extended CODEC Data Format with Correction Data) SV10 Sorenson Video R1 SVQ1 Sorenson Video T420 Toshiba YUV 4:2:0 TM2A Duck TrueMotion Archiver 2.0 (www.duck.com) TVJP Pinnacle/Truevision Targa 2000 board (TVJP) TVMJ Pinnacle/Truevision Targa 2000 board (TVMJ) TY0N Tecomac Low-Bit Rate Codec (www.tecomac.com) TY2C Trident Decompression Driver TLMS TeraLogic Motion Intraframe Codec (TLMS) TLST TeraLogic Motion Intraframe Codec (TLST) TM20 Duck TrueMotion 2.0 TM2X Duck TrueMotion 2X TMIC TeraLogic Motion Intraframe Codec (TMIC) TMOT Horizons Technology TrueMotion S tmot Horizons TrueMotion Video Compression TR20 Duck TrueMotion RealTime 2.0 TSCC TechSmith Screen Capture Codec TV10 Tecomac Low-Bit Rate Codec TY2N Trident ?TY2N? U263 UB Video H.263/H.263+/H.263++ Decoder UMP4 UB Video MPEG 4 (www.ubvideo.com) UYNV Nvidia UYVY packed 4:2:2 UYVP Evans & Sutherland YCbCr 4:2:2 extended precision UCOD eMajix.com ClearVideo ULTI IBM Ultimotion UYVY UYVY packed 4:2:2 V261 Lucent VX2000S VIFP VFAPI Reader Codec (www.yks.ne.jp/~hori/) VIV1 FFmpeg H263+ decoder VIV2 Vivo H.263 VQC2 Vector-quantised codec 2 (research) http://eprints.ecs.soton.ac.uk/archive/00001310/01/VTC97-js.pdf) VTLP Alaris VideoGramPiX VYU9 ATI YUV (VYU9) VYUY ATI YUV (VYUY) V261 Lucent VX2000S V422 Vitec Multimedia 24-bit YUV 4:2:2 Format V655 Vitec Multimedia 16-bit YUV 4:2:2 Format VCR1 ATI Video Codec 1 VCR2 ATI Video Codec 2 VCR3 ATI VCR 3.0 VCR4 ATI VCR 4.0 VCR5 ATI VCR 5.0 VCR6 ATI VCR 6.0 VCR7 ATI VCR 7.0 VCR8 ATI VCR 8.0 VCR9 ATI VCR 9.0 VDCT Vitec Multimedia Video Maker Pro DIB VDOM VDOnet VDOWave VDOW VDOnet VDOLive (H.263) VDTZ Darim Vison VideoTizer YUV VGPX Alaris VideoGramPiX VIDS Vitec Multimedia YUV 4:2:2 CCIR 601 for V422 VIVO Vivo H.263 v2.00 vivo Vivo H.263 VIXL Miro/Pinnacle Video XL VLV1 VideoLogic/PURE Digital Videologic Capture VP30 On2 VP3.0 VP31 On2 VP3.1 VP6F On2 TrueMotion VP6 VX1K Lucent VX1000S Video Codec VX2K Lucent VX2000S Video Codec VXSP Lucent VX1000SP Video Codec WBVC Winbond W9960 WHAM Microsoft Video 1 (WHAM) WINX Winnov Software Compression WJPG AverMedia Winbond JPEG WMV1 Windows Media Video V7 WMV2 Windows Media Video V8 WMV3 Windows Media Video V9 WNV1 Winnov Hardware Compression XYZP Extended PAL format XYZ palette (www.riff.org) x263 Xirlink H.263 XLV0 NetXL Video Decoder XMPG Xing MPEG (I-Frame only) XVID XviD MPEG-4 (www.xvid.org) XXAN ?XXAN? YU92 Intel YUV (YU92) YUNV Nvidia Uncompressed YUV 4:2:2 YUVP Extended PAL format YUV palette (www.riff.org) Y211 YUV 2:1:1 Packed Y411 YUV 4:1:1 Packed Y41B Weitek YUV 4:1:1 Planar Y41P Brooktree PC1 YUV 4:1:1 Packed Y41T Brooktree PC1 YUV 4:1:1 with transparency Y42B Weitek YUV 4:2:2 Planar Y42T Brooktree UYUV 4:2:2 with transparency Y422 ADS Technologies Copy of UYVY used in Pyro WebCam firewire camera Y800 Simple, single Y plane for monochrome images Y8 Grayscale video YC12 Intel YUV 12 codec YUV8 Winnov Caviar YUV8 YUV9 Intel YUV9 YUY2 Uncompressed YUV 4:2:2 YUYV Canopus YUV YV12 YVU12 Planar YVU9 Intel YVU9 Planar (8-bpp Y plane, followed by 8-bpp 4x4 U and V planes) YVYU YVYU 4:2:2 Packed ZLIB Lossless Codec Library zlib compression (www.geocities.co.jp/Playtown-Denei/2837/LRC.htm) ZPEG Metheus Video Zipper */ return getid3_lib::EmbeddedLookup($fourcc, $begin, __LINE__, __FILE__, 'riff-fourcc'); } /** * @param string $byteword * @param bool $signed * * @return int|float|false */ private function EitherEndian2Int($byteword, $signed=false) { if ($this->container == 'riff') { return getid3_lib::LittleEndian2Int($byteword, $signed); } return getid3_lib::BigEndian2Int($byteword, false, $signed); } }
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