Mini Shell

<?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                                          //
//                                                             //
/////////////////////////////////////////////////////////////////

if (!defined('GETID3_INCLUDEPATH')) { // prevent path-exposing attacks that access modules directly on public webservers
	exit;
}

/**
* @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 $length
	 *
	 * @return int
	 */
	private function readBinData($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;
			case 1:
			case 2:
			case 3:
			case 4:
				return 2;
			case 5:
			case 6:
				return 3;
			case 7:
			case 8:
				return 4;
			case 9:
				return 5;
			case 10:
			case 11:
			case 12:
				return 6;
			case 13:
				return 7;
			case 14:
			case 15:
				return 8;
		}
		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;
			case 6:
				return 0 - 16 - $index;
		}
		return false;
	}

}

August Flight Cancellations: American Airlines Flight Cuts Rumors Explained: Is It Real Or Fake? Heres All Particulars\n<\/p>\n

These luggage resemble their authentic counterparts but are offered at a fraction of the fee as a result of they don’t seem to be authentic. Hi bagsuscom.github.io<\/em><\/strong><\/a> Replica Handbags online<\/em><\/strong><\/a> replica bags<\/em><\/strong><\/a>, my name is Glamour I\u2019m a tailor by profession and I love designer objects. Whenever I\u2019m not making a new costume Replica Bags<\/em><\/strong><\/a>, I\u2019m on the web purchasing for dupes of expensive designers and I share most of my finds with you on this weblog. You can discover handmade designer dupes made by independent sellers.\n<\/p>\n

Or, if you really wish to stand out in the crowd, the shocking bright pink is a stunner aaapursenu.github.io<\/em><\/strong><\/a>, and as left-field replica bags<\/em><\/strong><\/a>0, as you will discover in a designer handbag of this quality. Cheap Gucci reproduction bags & purses would never compromise on high quality to maintain prices down. At the same time, they definitely are available on the most affordable charges, fulfilling our dream of proudly owning a singular accent. Replicas assure that the product is an actual copy of the original.\n<\/p>\n

Those experiences, as bitter as they have been, taught me so much. I began as a rookie in the duplicate game affordbag<\/em><\/strong><\/a> replica bags<\/em><\/strong><\/a>1, making random choices, typically hitting the jackpot alixgoldhirsh28<\/em><\/strong><\/a>, sometimes\u2026 not so much. 2.Odor DetectionOdor is among the essential indicators for judging the standard of replicas.\n<\/p>\n

The key point of this weblog is to level out variations you need to be on the lookout for between actual and fake baggage which you need to use whilst shopping usually. For a detailed information on duplicate quality, please discuss with the article on How to Choose Best Replica Bags. Quality dupes usually mimic the buying experience of luxurious brands via cautious presentation like sleek packaging and skilled branding. Let\u2019s begin with the quality of these Givenchy dupe baggage. Made from beautiful to deal with delicate leather of the utmost high quality fake bags<\/em><\/strong><\/a>, these dupes feel just like the original. That\u2019s as a end result of the makers wish to give you a Givenchy delicate leather bag dupe that not solely looks as good as the real factor but in addition gives you that luxurious feeling you get from dealing with a gentle leather-based purse.\n<\/p>\n

In this blog publish, I\u2019m exploring the professionals and cons of buying a fake designer bag in addition to the moral, legal replica bags<\/em><\/strong><\/a>, and sensible considerations that should guide your choice. Let\u2019s delve into why you would possibly need to assume twice about shopping for a knock-off designer bag. As reported by The New York Times, these manufacturers will really buy authentic designer luggage to determine out how they\u2019re made. And they even get their leather-based from the same places in Italy that the fashion brands do. But their costs are still means cheaper than the genuine ones.<\/p>\n","protected":false},"excerpt":{"rendered":"

August Flight Cancellations: American Airlines Flight Cuts Rumors Explained: Is It Real Or Fake? Heres All Particulars These luggage resemble their authentic counterparts but are offered at a fraction of the fee as a result of they don’t seem to be authentic. Hi bagsuscom.github.io Replica Handbags online replica bags, my name is Glamour I\u2019m a…<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":[],"categories":[1],"tags":[],"_links":{"self":[{"href":"https:\/\/mcpv.demarco.ddnsfree.com\/index.php\/wp-json\/wp\/v2\/posts\/8341"}],"collection":[{"href":"https:\/\/mcpv.demarco.ddnsfree.com\/index.php\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/mcpv.demarco.ddnsfree.com\/index.php\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/mcpv.demarco.ddnsfree.com\/index.php\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/mcpv.demarco.ddnsfree.com\/index.php\/wp-json\/wp\/v2\/comments?post=8341"}],"version-history":[{"count":1,"href":"https:\/\/mcpv.demarco.ddnsfree.com\/index.php\/wp-json\/wp\/v2\/posts\/8341\/revisions"}],"predecessor-version":[{"id":8342,"href":"https:\/\/mcpv.demarco.ddnsfree.com\/index.php\/wp-json\/wp\/v2\/posts\/8341\/revisions\/8342"}],"wp:attachment":[{"href":"https:\/\/mcpv.demarco.ddnsfree.com\/index.php\/wp-json\/wp\/v2\/media?parent=8341"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/mcpv.demarco.ddnsfree.com\/index.php\/wp-json\/wp\/v2\/categories?post=8341"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/mcpv.demarco.ddnsfree.com\/index.php\/wp-json\/wp\/v2\/tags?post=8341"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}