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| author | Charles Cabergs <me@cacharle.xyz> | 2020-07-27 10:05:23 +0200 |
|---|---|---|
| committer | Charles Cabergs <me@cacharle.xyz> | 2020-07-27 10:05:23 +0200 |
| commit | 5bf66662a9bdd62c5bccab15e607cd95cfb8fcab (patch) | |
| tree | 39a1a4629749056191c05dfd899f931701b7acf3 /srcs/wordpress/wp-includes/ID3/module.audio.dts.php | |
| parent | 5afd237bbd22028b85532b8c0b3fcead49a00764 (diff) | |
| download | ft_server-master.tar.gz ft_server-master.tar.bz2 ft_server-master.zip | |
Removed wordpress and phpmyadmin, my server doesn't handle it well and it brings shame on my famillyHEADmaster
Diffstat (limited to 'srcs/wordpress/wp-includes/ID3/module.audio.dts.php')
| -rw-r--r-- | srcs/wordpress/wp-includes/ID3/module.audio.dts.php | 334 |
1 files changed, 0 insertions, 334 deletions
diff --git a/srcs/wordpress/wp-includes/ID3/module.audio.dts.php b/srcs/wordpress/wp-includes/ID3/module.audio.dts.php deleted file mode 100644 index 9be8f1b..0000000 --- a/srcs/wordpress/wp-includes/ID3/module.audio.dts.php +++ /dev/null @@ -1,334 +0,0 @@ -<?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.dts.php // -// module for analyzing DTS Audio files // -// dependencies: NONE // -// // -///////////////////////////////////////////////////////////////// - - -/** -* @tutorial http://wiki.multimedia.cx/index.php?title=DTS -*/ -class getid3_dts extends getid3_handler -{ - /** - * Default DTS syncword used in native .cpt or .dts formats. - */ - const syncword = "\x7F\xFE\x80\x01"; - - /** - * @var int - */ - private $readBinDataOffset = 0; - - /** - * Possible syncwords indicating bitstream encoding. - */ - public static $syncwords = array( - 0 => "\x7F\xFE\x80\x01", // raw big-endian - 1 => "\xFE\x7F\x01\x80", // raw little-endian - 2 => "\x1F\xFF\xE8\x00", // 14-bit big-endian - 3 => "\xFF\x1F\x00\xE8"); // 14-bit little-endian - - /** - * @return bool - */ - public function Analyze() { - $info = &$this->getid3->info; - $info['fileformat'] = 'dts'; - - $this->fseek($info['avdataoffset']); - $DTSheader = $this->fread(20); // we only need 2 words magic + 6 words frame header, but these words may be normal 16-bit words OR 14-bit words with 2 highest bits set to zero, so 8 words can be either 8*16/8 = 16 bytes OR 8*16*(16/14)/8 = 18.3 bytes - - // check syncword - $sync = substr($DTSheader, 0, 4); - if (($encoding = array_search($sync, self::$syncwords)) !== false) { - - $info['dts']['raw']['magic'] = $sync; - $this->readBinDataOffset = 32; - - } elseif ($this->isDependencyFor('matroska')) { - - // Matroska contains DTS without syncword encoded as raw big-endian format - $encoding = 0; - $this->readBinDataOffset = 0; - - } else { - - unset($info['fileformat']); - return $this->error('Expecting "'.implode('| ', array_map('getid3_lib::PrintHexBytes', self::$syncwords)).'" at offset '.$info['avdataoffset'].', found "'.getid3_lib::PrintHexBytes($sync).'"'); - - } - - // decode header - $fhBS = ''; - for ($word_offset = 0; $word_offset <= strlen($DTSheader); $word_offset += 2) { - switch ($encoding) { - case 0: // raw big-endian - $fhBS .= getid3_lib::BigEndian2Bin( substr($DTSheader, $word_offset, 2) ); - break; - case 1: // raw little-endian - $fhBS .= getid3_lib::BigEndian2Bin(strrev(substr($DTSheader, $word_offset, 2))); - break; - case 2: // 14-bit big-endian - $fhBS .= substr(getid3_lib::BigEndian2Bin( substr($DTSheader, $word_offset, 2) ), 2, 14); - break; - case 3: // 14-bit little-endian - $fhBS .= substr(getid3_lib::BigEndian2Bin(strrev(substr($DTSheader, $word_offset, 2))), 2, 14); - break; - } - } - - $info['dts']['raw']['frame_type'] = $this->readBinData($fhBS, 1); - $info['dts']['raw']['deficit_samples'] = $this->readBinData($fhBS, 5); - $info['dts']['flags']['crc_present'] = (bool) $this->readBinData($fhBS, 1); - $info['dts']['raw']['pcm_sample_blocks'] = $this->readBinData($fhBS, 7); - $info['dts']['raw']['frame_byte_size'] = $this->readBinData($fhBS, 14); - $info['dts']['raw']['channel_arrangement'] = $this->readBinData($fhBS, 6); - $info['dts']['raw']['sample_frequency'] = $this->readBinData($fhBS, 4); - $info['dts']['raw']['bitrate'] = $this->readBinData($fhBS, 5); - $info['dts']['flags']['embedded_downmix'] = (bool) $this->readBinData($fhBS, 1); - $info['dts']['flags']['dynamicrange'] = (bool) $this->readBinData($fhBS, 1); - $info['dts']['flags']['timestamp'] = (bool) $this->readBinData($fhBS, 1); - $info['dts']['flags']['auxdata'] = (bool) $this->readBinData($fhBS, 1); - $info['dts']['flags']['hdcd'] = (bool) $this->readBinData($fhBS, 1); - $info['dts']['raw']['extension_audio'] = $this->readBinData($fhBS, 3); - $info['dts']['flags']['extended_coding'] = (bool) $this->readBinData($fhBS, 1); - $info['dts']['flags']['audio_sync_insertion'] = (bool) $this->readBinData($fhBS, 1); - $info['dts']['raw']['lfe_effects'] = $this->readBinData($fhBS, 2); - $info['dts']['flags']['predictor_history'] = (bool) $this->readBinData($fhBS, 1); - if ($info['dts']['flags']['crc_present']) { - $info['dts']['raw']['crc16'] = $this->readBinData($fhBS, 16); - } - $info['dts']['flags']['mri_perfect_reconst'] = (bool) $this->readBinData($fhBS, 1); - $info['dts']['raw']['encoder_soft_version'] = $this->readBinData($fhBS, 4); - $info['dts']['raw']['copy_history'] = $this->readBinData($fhBS, 2); - $info['dts']['raw']['bits_per_sample'] = $this->readBinData($fhBS, 2); - $info['dts']['flags']['surround_es'] = (bool) $this->readBinData($fhBS, 1); - $info['dts']['flags']['front_sum_diff'] = (bool) $this->readBinData($fhBS, 1); - $info['dts']['flags']['surround_sum_diff'] = (bool) $this->readBinData($fhBS, 1); - $info['dts']['raw']['dialog_normalization'] = $this->readBinData($fhBS, 4); - - - $info['dts']['bitrate'] = self::bitrateLookup($info['dts']['raw']['bitrate']); - $info['dts']['bits_per_sample'] = self::bitPerSampleLookup($info['dts']['raw']['bits_per_sample']); - $info['dts']['sample_rate'] = self::sampleRateLookup($info['dts']['raw']['sample_frequency']); - $info['dts']['dialog_normalization'] = self::dialogNormalization($info['dts']['raw']['dialog_normalization'], $info['dts']['raw']['encoder_soft_version']); - $info['dts']['flags']['lossless'] = (($info['dts']['raw']['bitrate'] == 31) ? true : false); - $info['dts']['bitrate_mode'] = (($info['dts']['raw']['bitrate'] == 30) ? 'vbr' : 'cbr'); - $info['dts']['channels'] = self::numChannelsLookup($info['dts']['raw']['channel_arrangement']); - $info['dts']['channel_arrangement'] = self::channelArrangementLookup($info['dts']['raw']['channel_arrangement']); - - $info['audio']['dataformat'] = 'dts'; - $info['audio']['lossless'] = $info['dts']['flags']['lossless']; - $info['audio']['bitrate_mode'] = $info['dts']['bitrate_mode']; - $info['audio']['bits_per_sample'] = $info['dts']['bits_per_sample']; - $info['audio']['sample_rate'] = $info['dts']['sample_rate']; - $info['audio']['channels'] = $info['dts']['channels']; - $info['audio']['bitrate'] = $info['dts']['bitrate']; - if (isset($info['avdataend']) && !empty($info['dts']['bitrate']) && is_numeric($info['dts']['bitrate'])) { - $info['playtime_seconds'] = ($info['avdataend'] - $info['avdataoffset']) / ($info['dts']['bitrate'] / 8); - if (($encoding == 2) || ($encoding == 3)) { - // 14-bit data packed into 16-bit words, so the playtime is wrong because only (14/16) of the bytes in the data portion of the file are used at the specified bitrate - $info['playtime_seconds'] *= (14 / 16); - } - } - return true; - } - - /** - * @param string $bin - * @param int $length - * - * @return float|int - */ - private function readBinData($bin, $length) { - $data = substr($bin, $this->readBinDataOffset, $length); - $this->readBinDataOffset += $length; - - return bindec($data); - } - - /** - * @param int $index - * - * @return int|string|false - */ - public static function bitrateLookup($index) { - static $lookup = array( - 0 => 32000, - 1 => 56000, - 2 => 64000, - 3 => 96000, - 4 => 112000, - 5 => 128000, - 6 => 192000, - 7 => 224000, - 8 => 256000, - 9 => 320000, - 10 => 384000, - 11 => 448000, - 12 => 512000, - 13 => 576000, - 14 => 640000, - 15 => 768000, - 16 => 960000, - 17 => 1024000, - 18 => 1152000, - 19 => 1280000, - 20 => 1344000, - 21 => 1408000, - 22 => 1411200, - 23 => 1472000, - 24 => 1536000, - 25 => 1920000, - 26 => 2048000, - 27 => 3072000, - 28 => 3840000, - 29 => 'open', - 30 => 'variable', - 31 => 'lossless', - ); - return (isset($lookup[$index]) ? $lookup[$index] : false); - } - - /** - * @param int $index - * - * @return int|string|false - */ - public static function sampleRateLookup($index) { - static $lookup = array( - 0 => 'invalid', - 1 => 8000, - 2 => 16000, - 3 => 32000, - 4 => 'invalid', - 5 => 'invalid', - 6 => 11025, - 7 => 22050, - 8 => 44100, - 9 => 'invalid', - 10 => 'invalid', - 11 => 12000, - 12 => 24000, - 13 => 48000, - 14 => 'invalid', - 15 => 'invalid', - ); - return (isset($lookup[$index]) ? $lookup[$index] : false); - } - - /** - * @param int $index - * - * @return int|false - */ - public static function bitPerSampleLookup($index) { - static $lookup = array( - 0 => 16, - 1 => 20, - 2 => 24, - 3 => 24, - ); - return (isset($lookup[$index]) ? $lookup[$index] : false); - } - - /** - * @param int $index - * - * @return int|false - */ - public static function numChannelsLookup($index) { - switch ($index) { - case 0: - return 1; - break; - case 1: - case 2: - case 3: - case 4: - return 2; - break; - case 5: - case 6: - return 3; - break; - case 7: - case 8: - return 4; - break; - case 9: - return 5; - break; - case 10: - case 11: - case 12: - return 6; - break; - case 13: - return 7; - break; - case 14: - case 15: - return 8; - break; - } - return false; - } - - /** - * @param int $index - * - * @return string - */ - public static function channelArrangementLookup($index) { - static $lookup = array( - 0 => 'A', - 1 => 'A + B (dual mono)', - 2 => 'L + R (stereo)', - 3 => '(L+R) + (L-R) (sum-difference)', - 4 => 'LT + RT (left and right total)', - 5 => 'C + L + R', - 6 => 'L + R + S', - 7 => 'C + L + R + S', - 8 => 'L + R + SL + SR', - 9 => 'C + L + R + SL + SR', - 10 => 'CL + CR + L + R + SL + SR', - 11 => 'C + L + R+ LR + RR + OV', - 12 => 'CF + CR + LF + RF + LR + RR', - 13 => 'CL + C + CR + L + R + SL + SR', - 14 => 'CL + CR + L + R + SL1 + SL2 + SR1 + SR2', - 15 => 'CL + C+ CR + L + R + SL + S + SR', - ); - return (isset($lookup[$index]) ? $lookup[$index] : 'user-defined'); - } - - /** - * @param int $index - * @param int $version - * - * @return int|false - */ - public static function dialogNormalization($index, $version) { - switch ($version) { - case 7: - return 0 - $index; - break; - case 6: - return 0 - 16 - $index; - break; - } - return false; - } - -} |
