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.ac3.php                                        //
// module for analyzing AC-3 (aka Dolby Digital) audio files   //
// dependencies: NONE                                          //
//                                                            ///
/////////////////////////////////////////////////////////////////

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

class getid3_ac3 extends getid3_handler
{
	/**
	 * @var array
	 */
	private $AC3header = array();

	/**
	 * @var int
	 */
	private $BSIoffset = 0;

	const syncword = 0x0B77;

	/**
	 * @return bool
	 */
	public function Analyze() {
		$info = &$this->getid3->info;

		///AH
		$info['ac3']['raw']['bsi'] = array();
		$thisfile_ac3              = &$info['ac3'];
		$thisfile_ac3_raw          = &$thisfile_ac3['raw'];
		$thisfile_ac3_raw_bsi      = &$thisfile_ac3_raw['bsi'];


		// http://www.atsc.org/standards/a_52a.pdf

		$info['fileformat'] = 'ac3';

		// An AC-3 serial coded audio bit stream is made up of a sequence of synchronization frames
		// Each synchronization frame contains 6 coded audio blocks (AB), each of which represent 256
		// new audio samples per channel. A synchronization information (SI) header at the beginning
		// of each frame contains information needed to acquire and maintain synchronization. A
		// bit stream information (BSI) header follows SI, and contains parameters describing the coded
		// audio service. The coded audio blocks may be followed by an auxiliary data (Aux) field. At the
		// end of each frame is an error check field that includes a CRC word for error detection. An
		// additional CRC word is located in the SI header, the use of which, by a decoder, is optional.
		//
		// syncinfo() | bsi() | AB0 | AB1 | AB2 | AB3 | AB4 | AB5 | Aux | CRC

		// syncinfo() {
		// 	 syncword    16
		// 	 crc1        16
		// 	 fscod        2
		// 	 frmsizecod   6
		// } /* end of syncinfo */

		$this->fseek($info['avdataoffset']);
		$tempAC3header = $this->fread(100); // should be enough to cover all data, there are some variable-length fields...?
		$this->AC3header['syncinfo']  =     getid3_lib::BigEndian2Int(substr($tempAC3header, 0, 2));
		$this->AC3header['bsi']       =     getid3_lib::BigEndian2Bin(substr($tempAC3header, 2));
		$thisfile_ac3_raw_bsi['bsid'] = (getid3_lib::LittleEndian2Int(substr($tempAC3header, 5, 1)) & 0xF8) >> 3; // AC3 and E-AC3 put the "bsid" version identifier in the same place, but unfortnately the 4 bytes between the syncword and the version identifier are interpreted differently, so grab it here so the following code structure can make sense
		unset($tempAC3header);

		if ($this->AC3header['syncinfo'] !== self::syncword) {
			if (!$this->isDependencyFor('matroska')) {
				unset($info['fileformat'], $info['ac3']);
				return $this->error('Expecting "'.dechex(self::syncword).'" at offset '.$info['avdataoffset'].', found "'.dechex($this->AC3header['syncinfo']).'"');
			}
		}

		$info['audio']['dataformat']   = 'ac3';
		$info['audio']['bitrate_mode'] = 'cbr';
		$info['audio']['lossless']     = false;

		if ($thisfile_ac3_raw_bsi['bsid'] <= 8) {

			$thisfile_ac3_raw_bsi['crc1']       = getid3_lib::Bin2Dec($this->readHeaderBSI(16));
			$thisfile_ac3_raw_bsi['fscod']      =                     $this->readHeaderBSI(2);   // 5.4.1.3
			$thisfile_ac3_raw_bsi['frmsizecod'] =                     $this->readHeaderBSI(6);   // 5.4.1.4
			if ($thisfile_ac3_raw_bsi['frmsizecod'] > 37) { // binary: 100101 - see Table 5.18 Frame Size Code Table (1 word = 16 bits)
				$this->warning('Unexpected ac3.bsi.frmsizecod value: '.$thisfile_ac3_raw_bsi['frmsizecod'].', bitrate not set correctly');
			}

			$thisfile_ac3_raw_bsi['bsid']  = $this->readHeaderBSI(5); // we already know this from pre-parsing the version identifier, but re-read it to let the bitstream flow as intended
			$thisfile_ac3_raw_bsi['bsmod'] = $this->readHeaderBSI(3);
			$thisfile_ac3_raw_bsi['acmod'] = $this->readHeaderBSI(3);

			if ($thisfile_ac3_raw_bsi['acmod'] & 0x01) {
				// If the lsb of acmod is a 1, center channel is in use and cmixlev follows in the bit stream.
				$thisfile_ac3_raw_bsi['cmixlev'] = $this->readHeaderBSI(2);
				$thisfile_ac3['center_mix_level'] = self::centerMixLevelLookup($thisfile_ac3_raw_bsi['cmixlev']);
			}

			if ($thisfile_ac3_raw_bsi['acmod'] & 0x04) {
				// If the msb of acmod is a 1, surround channels are in use and surmixlev follows in the bit stream.
				$thisfile_ac3_raw_bsi['surmixlev'] = $this->readHeaderBSI(2);
				$thisfile_ac3['surround_mix_level'] = self::surroundMixLevelLookup($thisfile_ac3_raw_bsi['surmixlev']);
			}

			if ($thisfile_ac3_raw_bsi['acmod'] == 0x02) {
				// When operating in the two channel mode, this 2-bit code indicates whether or not the program has been encoded in Dolby Surround.
				$thisfile_ac3_raw_bsi['dsurmod'] = $this->readHeaderBSI(2);
				$thisfile_ac3['dolby_surround_mode'] = self::dolbySurroundModeLookup($thisfile_ac3_raw_bsi['dsurmod']);
			}

			$thisfile_ac3_raw_bsi['flags']['lfeon'] = (bool) $this->readHeaderBSI(1);

			// This indicates how far the average dialogue level is below digital 100 percent. Valid values are 1-31.
			// The value of 0 is reserved. The values of 1 to 31 are interpreted as -1 dB to -31 dB with respect to digital 100 percent.
			$thisfile_ac3_raw_bsi['dialnorm'] = $this->readHeaderBSI(5);                 // 5.4.2.8 dialnorm: Dialogue Normalization, 5 Bits

			$thisfile_ac3_raw_bsi['flags']['compr'] = (bool) $this->readHeaderBSI(1);       // 5.4.2.9 compre: Compression Gain Word Exists, 1 Bit
			if ($thisfile_ac3_raw_bsi['flags']['compr']) {
				$thisfile_ac3_raw_bsi['compr'] = $this->readHeaderBSI(8);                // 5.4.2.10 compr: Compression Gain Word, 8 Bits
				$thisfile_ac3['heavy_compression'] = self::heavyCompression($thisfile_ac3_raw_bsi['compr']);
			}

			$thisfile_ac3_raw_bsi['flags']['langcod'] = (bool) $this->readHeaderBSI(1);     // 5.4.2.11 langcode: Language Code Exists, 1 Bit
			if ($thisfile_ac3_raw_bsi['flags']['langcod']) {
				$thisfile_ac3_raw_bsi['langcod'] = $this->readHeaderBSI(8);              // 5.4.2.12 langcod: Language Code, 8 Bits
			}

			$thisfile_ac3_raw_bsi['flags']['audprodinfo'] = (bool) $this->readHeaderBSI(1);  // 5.4.2.13 audprodie: Audio Production Information Exists, 1 Bit
			if ($thisfile_ac3_raw_bsi['flags']['audprodinfo']) {
				$thisfile_ac3_raw_bsi['mixlevel'] = $this->readHeaderBSI(5);             // 5.4.2.14 mixlevel: Mixing Level, 5 Bits
				$thisfile_ac3_raw_bsi['roomtyp']  = $this->readHeaderBSI(2);             // 5.4.2.15 roomtyp: Room Type, 2 Bits

				$thisfile_ac3['mixing_level'] = (80 + $thisfile_ac3_raw_bsi['mixlevel']).'dB';
				$thisfile_ac3['room_type']    = self::roomTypeLookup($thisfile_ac3_raw_bsi['roomtyp']);
			}


			$thisfile_ac3_raw_bsi['dialnorm2'] = $this->readHeaderBSI(5);                // 5.4.2.16 dialnorm2: Dialogue Normalization, ch2, 5 Bits
			$thisfile_ac3['dialogue_normalization2'] = '-'.$thisfile_ac3_raw_bsi['dialnorm2'].'dB';  // This indicates how far the average dialogue level is below digital 100 percent. Valid values are 1-31. The value of 0 is reserved. The values of 1 to 31 are interpreted as -1 dB to -31 dB with respect to digital 100 percent.

			$thisfile_ac3_raw_bsi['flags']['compr2'] = (bool) $this->readHeaderBSI(1);       // 5.4.2.17 compr2e: Compression Gain Word Exists, ch2, 1 Bit
			if ($thisfile_ac3_raw_bsi['flags']['compr2']) {
				$thisfile_ac3_raw_bsi['compr2'] = $this->readHeaderBSI(8);               // 5.4.2.18 compr2: Compression Gain Word, ch2, 8 Bits
				$thisfile_ac3['heavy_compression2'] = self::heavyCompression($thisfile_ac3_raw_bsi['compr2']);
			}

			$thisfile_ac3_raw_bsi['flags']['langcod2'] = (bool) $this->readHeaderBSI(1);    // 5.4.2.19 langcod2e: Language Code Exists, ch2, 1 Bit
			if ($thisfile_ac3_raw_bsi['flags']['langcod2']) {
				$thisfile_ac3_raw_bsi['langcod2'] = $this->readHeaderBSI(8);             // 5.4.2.20 langcod2: Language Code, ch2, 8 Bits
			}

			$thisfile_ac3_raw_bsi['flags']['audprodinfo2'] = (bool) $this->readHeaderBSI(1); // 5.4.2.21 audprodi2e: Audio Production Information Exists, ch2, 1 Bit
			if ($thisfile_ac3_raw_bsi['flags']['audprodinfo2']) {
				$thisfile_ac3_raw_bsi['mixlevel2'] = $this->readHeaderBSI(5);            // 5.4.2.22 mixlevel2: Mixing Level, ch2, 5 Bits
				$thisfile_ac3_raw_bsi['roomtyp2']  = $this->readHeaderBSI(2);            // 5.4.2.23 roomtyp2: Room Type, ch2, 2 Bits

				$thisfile_ac3['mixing_level2'] = (80 + $thisfile_ac3_raw_bsi['mixlevel2']).'dB';
				$thisfile_ac3['room_type2']    = self::roomTypeLookup($thisfile_ac3_raw_bsi['roomtyp2']);
			}

			$thisfile_ac3_raw_bsi['copyright'] = (bool) $this->readHeaderBSI(1);         // 5.4.2.24 copyrightb: Copyright Bit, 1 Bit

			$thisfile_ac3_raw_bsi['original']  = (bool) $this->readHeaderBSI(1);         // 5.4.2.25 origbs: Original Bit Stream, 1 Bit

			$thisfile_ac3_raw_bsi['flags']['timecod1'] = $this->readHeaderBSI(2);            // 5.4.2.26 timecod1e, timcode2e: Time Code (first and second) Halves Exist, 2 Bits
			if ($thisfile_ac3_raw_bsi['flags']['timecod1'] & 0x01) {
				$thisfile_ac3_raw_bsi['timecod1'] = $this->readHeaderBSI(14);            // 5.4.2.27 timecod1: Time code first half, 14 bits
				$thisfile_ac3['timecode1'] = 0;
				$thisfile_ac3['timecode1'] += (($thisfile_ac3_raw_bsi['timecod1'] & 0x3E00) >>  9) * 3600;  // The first 5 bits of this 14-bit field represent the time in hours, with valid values of 0�23
				$thisfile_ac3['timecode1'] += (($thisfile_ac3_raw_bsi['timecod1'] & 0x01F8) >>  3) *   60;  // The next 6 bits represent the time in minutes, with valid values of 0�59
				$thisfile_ac3['timecode1'] += (($thisfile_ac3_raw_bsi['timecod1'] & 0x0003) >>  0) *    8;  // The final 3 bits represents the time in 8 second increments, with valid values of 0�7 (representing 0, 8, 16, ... 56 seconds)
			}
			if ($thisfile_ac3_raw_bsi['flags']['timecod1'] & 0x02) {
				$thisfile_ac3_raw_bsi['timecod2'] = $this->readHeaderBSI(14);            // 5.4.2.28 timecod2: Time code second half, 14 bits
				$thisfile_ac3['timecode2'] = 0;
				$thisfile_ac3['timecode2'] += (($thisfile_ac3_raw_bsi['timecod2'] & 0x3800) >> 11) *   1;              // The first 3 bits of this 14-bit field represent the time in seconds, with valid values from 0�7 (representing 0-7 seconds)
				$thisfile_ac3['timecode2'] += (($thisfile_ac3_raw_bsi['timecod2'] & 0x07C0) >>  6) *  (1 / 30);        // The next 5 bits represents the time in frames, with valid values from 0�29 (one frame = 1/30th of a second)
				$thisfile_ac3['timecode2'] += (($thisfile_ac3_raw_bsi['timecod2'] & 0x003F) >>  0) * ((1 / 30) / 60);  // The final 6 bits represents fractions of 1/64 of a frame, with valid values from 0�63
			}

			$thisfile_ac3_raw_bsi['flags']['addbsi'] = (bool) $this->readHeaderBSI(1);
			if ($thisfile_ac3_raw_bsi['flags']['addbsi']) {
				$thisfile_ac3_raw_bsi['addbsi_length'] = $this->readHeaderBSI(6) + 1; // This 6-bit code, which exists only if addbside is a 1, indicates the length in bytes of additional bit stream information. The valid range of addbsil is 0�63, indicating 1�64 additional bytes, respectively.

				$this->AC3header['bsi'] .= getid3_lib::BigEndian2Bin($this->fread($thisfile_ac3_raw_bsi['addbsi_length']));

				$thisfile_ac3_raw_bsi['addbsi_data'] = substr($this->AC3header['bsi'], $this->BSIoffset, $thisfile_ac3_raw_bsi['addbsi_length'] * 8);
				$this->BSIoffset += $thisfile_ac3_raw_bsi['addbsi_length'] * 8;
			}


		} elseif ($thisfile_ac3_raw_bsi['bsid'] <= 16) { // E-AC3


			$this->error('E-AC3 parsing is incomplete and experimental in this version of getID3 ('.$this->getid3->version().'). Notably the bitrate calculations are wrong -- value might (or not) be correct, but it is not calculated correctly. Email info@getid3.org if you know how to calculate EAC3 bitrate correctly.');
			$info['audio']['dataformat'] = 'eac3';

			$thisfile_ac3_raw_bsi['strmtyp']          =        $this->readHeaderBSI(2);
			$thisfile_ac3_raw_bsi['substreamid']      =        $this->readHeaderBSI(3);
			$thisfile_ac3_raw_bsi['frmsiz']           =        $this->readHeaderBSI(11);
			$thisfile_ac3_raw_bsi['fscod']            =        $this->readHeaderBSI(2);
			if ($thisfile_ac3_raw_bsi['fscod'] == 3) {
				$thisfile_ac3_raw_bsi['fscod2']       =        $this->readHeaderBSI(2);
				$thisfile_ac3_raw_bsi['numblkscod'] = 3; // six blocks per syncframe
			} else {
				$thisfile_ac3_raw_bsi['numblkscod']   =        $this->readHeaderBSI(2);
			}
			$thisfile_ac3['bsi']['blocks_per_sync_frame'] = self::blocksPerSyncFrame($thisfile_ac3_raw_bsi['numblkscod']);
			$thisfile_ac3_raw_bsi['acmod']            =        $this->readHeaderBSI(3);
			$thisfile_ac3_raw_bsi['flags']['lfeon']   = (bool) $this->readHeaderBSI(1);
			$thisfile_ac3_raw_bsi['bsid']             =        $this->readHeaderBSI(5); // we already know this from pre-parsing the version identifier, but re-read it to let the bitstream flow as intended
			$thisfile_ac3_raw_bsi['dialnorm']         =        $this->readHeaderBSI(5);
			$thisfile_ac3_raw_bsi['flags']['compr']       = (bool) $this->readHeaderBSI(1);
			if ($thisfile_ac3_raw_bsi['flags']['compr']) {
				$thisfile_ac3_raw_bsi['compr']        =        $this->readHeaderBSI(8);
			}
			if ($thisfile_ac3_raw_bsi['acmod'] == 0) { // if 1+1 mode (dual mono, so some items need a second value)
				$thisfile_ac3_raw_bsi['dialnorm2']    =        $this->readHeaderBSI(5);
				$thisfile_ac3_raw_bsi['flags']['compr2']  = (bool) $this->readHeaderBSI(1);
				if ($thisfile_ac3_raw_bsi['flags']['compr2']) {
					$thisfile_ac3_raw_bsi['compr2']   =        $this->readHeaderBSI(8);
				}
			}
			if ($thisfile_ac3_raw_bsi['strmtyp'] == 1) { // if dependent stream
				$thisfile_ac3_raw_bsi['flags']['chanmap'] = (bool) $this->readHeaderBSI(1);
				if ($thisfile_ac3_raw_bsi['flags']['chanmap']) {
					$thisfile_ac3_raw_bsi['chanmap']  =        $this->readHeaderBSI(8);
				}
			}
			$thisfile_ac3_raw_bsi['flags']['mixmdat']     = (bool) $this->readHeaderBSI(1);
			if ($thisfile_ac3_raw_bsi['flags']['mixmdat']) { // Mixing metadata
				if ($thisfile_ac3_raw_bsi['acmod'] > 2) { // if more than 2 channels
					$thisfile_ac3_raw_bsi['dmixmod']  =        $this->readHeaderBSI(2);
				}
				if (($thisfile_ac3_raw_bsi['acmod'] & 0x01) && ($thisfile_ac3_raw_bsi['acmod'] > 2)) { // if three front channels exist
					$thisfile_ac3_raw_bsi['ltrtcmixlev'] =        $this->readHeaderBSI(3);
					$thisfile_ac3_raw_bsi['lorocmixlev'] =        $this->readHeaderBSI(3);
				}
				if ($thisfile_ac3_raw_bsi['acmod'] & 0x04) { // if a surround channel exists
					$thisfile_ac3_raw_bsi['ltrtsurmixlev'] =        $this->readHeaderBSI(3);
					$thisfile_ac3_raw_bsi['lorosurmixlev'] =        $this->readHeaderBSI(3);
				}
				if ($thisfile_ac3_raw_bsi['flags']['lfeon']) { // if the LFE channel exists
					$thisfile_ac3_raw_bsi['flags']['lfemixlevcod'] = (bool) $this->readHeaderBSI(1);
					if ($thisfile_ac3_raw_bsi['flags']['lfemixlevcod']) {
						$thisfile_ac3_raw_bsi['lfemixlevcod']  =        $this->readHeaderBSI(5);
					}
				}
				if ($thisfile_ac3_raw_bsi['strmtyp'] == 0) { // if independent stream
					$thisfile_ac3_raw_bsi['flags']['pgmscl'] = (bool) $this->readHeaderBSI(1);
					if ($thisfile_ac3_raw_bsi['flags']['pgmscl']) {
						$thisfile_ac3_raw_bsi['pgmscl']  =        $this->readHeaderBSI(6);
					}
					if ($thisfile_ac3_raw_bsi['acmod'] == 0) { // if 1+1 mode (dual mono, so some items need a second value)
						$thisfile_ac3_raw_bsi['flags']['pgmscl2'] = (bool) $this->readHeaderBSI(1);
						if ($thisfile_ac3_raw_bsi['flags']['pgmscl2']) {
							$thisfile_ac3_raw_bsi['pgmscl2']  =        $this->readHeaderBSI(6);
						}
					}
					$thisfile_ac3_raw_bsi['flags']['extpgmscl'] = (bool) $this->readHeaderBSI(1);
					if ($thisfile_ac3_raw_bsi['flags']['extpgmscl']) {
						$thisfile_ac3_raw_bsi['extpgmscl']  =        $this->readHeaderBSI(6);
					}
					$thisfile_ac3_raw_bsi['mixdef']  =        $this->readHeaderBSI(2);
					if ($thisfile_ac3_raw_bsi['mixdef'] == 1) { // mixing option 2
						$thisfile_ac3_raw_bsi['premixcmpsel']  = (bool) $this->readHeaderBSI(1);
						$thisfile_ac3_raw_bsi['drcsrc']        = (bool) $this->readHeaderBSI(1);
						$thisfile_ac3_raw_bsi['premixcmpscl']  =        $this->readHeaderBSI(3);
					} elseif ($thisfile_ac3_raw_bsi['mixdef'] == 2) { // mixing option 3
						$thisfile_ac3_raw_bsi['mixdata']       =        $this->readHeaderBSI(12);
					} elseif ($thisfile_ac3_raw_bsi['mixdef'] == 3) { // mixing option 4
						$mixdefbitsread = 0;
						$thisfile_ac3_raw_bsi['mixdeflen']     =        $this->readHeaderBSI(5); $mixdefbitsread += 5;
						$thisfile_ac3_raw_bsi['flags']['mixdata2'] = (bool) $this->readHeaderBSI(1); $mixdefbitsread += 1;
						if ($thisfile_ac3_raw_bsi['flags']['mixdata2']) {
							$thisfile_ac3_raw_bsi['premixcmpsel']  = (bool) $this->readHeaderBSI(1); $mixdefbitsread += 1;
							$thisfile_ac3_raw_bsi['drcsrc']        = (bool) $this->readHeaderBSI(1); $mixdefbitsread += 1;
							$thisfile_ac3_raw_bsi['premixcmpscl']  =        $this->readHeaderBSI(3); $mixdefbitsread += 3;
							$thisfile_ac3_raw_bsi['flags']['extpgmlscl']   = (bool) $this->readHeaderBSI(1); $mixdefbitsread += 1;
							if ($thisfile_ac3_raw_bsi['flags']['extpgmlscl']) {
								$thisfile_ac3_raw_bsi['extpgmlscl']    =        $this->readHeaderBSI(4); $mixdefbitsread += 4;
							}
							$thisfile_ac3_raw_bsi['flags']['extpgmcscl']   = (bool) $this->readHeaderBSI(1); $mixdefbitsread += 1;
							if ($thisfile_ac3_raw_bsi['flags']['extpgmcscl']) {
								$thisfile_ac3_raw_bsi['extpgmcscl']    =        $this->readHeaderBSI(4); $mixdefbitsread += 4;
							}
							$thisfile_ac3_raw_bsi['flags']['extpgmrscl']   = (bool) $this->readHeaderBSI(1); $mixdefbitsread += 1;
							if ($thisfile_ac3_raw_bsi['flags']['extpgmrscl']) {
								$thisfile_ac3_raw_bsi['extpgmrscl']    =        $this->readHeaderBSI(4);
							}
							$thisfile_ac3_raw_bsi['flags']['extpgmlsscl']  = (bool) $this->readHeaderBSI(1); $mixdefbitsread += 1;
							if ($thisfile_ac3_raw_bsi['flags']['extpgmlsscl']) {
								$thisfile_ac3_raw_bsi['extpgmlsscl']   =        $this->readHeaderBSI(4); $mixdefbitsread += 4;
							}
							$thisfile_ac3_raw_bsi['flags']['extpgmrsscl']  = (bool) $this->readHeaderBSI(1); $mixdefbitsread += 1;
							if ($thisfile_ac3_raw_bsi['flags']['extpgmrsscl']) {
								$thisfile_ac3_raw_bsi['extpgmrsscl']   =        $this->readHeaderBSI(4); $mixdefbitsread += 4;
							}
							$thisfile_ac3_raw_bsi['flags']['extpgmlfescl'] = (bool) $this->readHeaderBSI(1); $mixdefbitsread += 1;
							if ($thisfile_ac3_raw_bsi['flags']['extpgmlfescl']) {
								$thisfile_ac3_raw_bsi['extpgmlfescl']  =        $this->readHeaderBSI(4); $mixdefbitsread += 4;
							}
							$thisfile_ac3_raw_bsi['flags']['dmixscl']      = (bool) $this->readHeaderBSI(1); $mixdefbitsread += 1;
							if ($thisfile_ac3_raw_bsi['flags']['dmixscl']) {
								$thisfile_ac3_raw_bsi['dmixscl']       =        $this->readHeaderBSI(4); $mixdefbitsread += 4;
							}
							$thisfile_ac3_raw_bsi['flags']['addch']        = (bool) $this->readHeaderBSI(1); $mixdefbitsread += 1;
							if ($thisfile_ac3_raw_bsi['flags']['addch']) {
								$thisfile_ac3_raw_bsi['flags']['extpgmaux1scl']   = (bool) $this->readHeaderBSI(1); $mixdefbitsread += 1;
								if ($thisfile_ac3_raw_bsi['flags']['extpgmaux1scl']) {
									$thisfile_ac3_raw_bsi['extpgmaux1scl']    =        $this->readHeaderBSI(4); $mixdefbitsread += 4;
								}
								$thisfile_ac3_raw_bsi['flags']['extpgmaux2scl']   = (bool) $this->readHeaderBSI(1); $mixdefbitsread += 1;
								if ($thisfile_ac3_raw_bsi['flags']['extpgmaux2scl']) {
									$thisfile_ac3_raw_bsi['extpgmaux2scl']    =        $this->readHeaderBSI(4); $mixdefbitsread += 4;
								}
							}
						}
						$thisfile_ac3_raw_bsi['flags']['mixdata3'] = (bool) $this->readHeaderBSI(1); $mixdefbitsread += 1;
						if ($thisfile_ac3_raw_bsi['flags']['mixdata3']) {
							$thisfile_ac3_raw_bsi['spchdat']   =        $this->readHeaderBSI(5); $mixdefbitsread += 5;
							$thisfile_ac3_raw_bsi['flags']['addspchdat'] = (bool) $this->readHeaderBSI(1); $mixdefbitsread += 1;
							if ($thisfile_ac3_raw_bsi['flags']['addspchdat']) {
								$thisfile_ac3_raw_bsi['spchdat1']   =         $this->readHeaderBSI(5); $mixdefbitsread += 5;
								$thisfile_ac3_raw_bsi['spchan1att'] =         $this->readHeaderBSI(2); $mixdefbitsread += 2;
								$thisfile_ac3_raw_bsi['flags']['addspchdat1'] = (bool) $this->readHeaderBSI(1); $mixdefbitsread += 1;
								if ($thisfile_ac3_raw_bsi['flags']['addspchdat1']) {
									$thisfile_ac3_raw_bsi['spchdat2']   =         $this->readHeaderBSI(5); $mixdefbitsread += 5;
									$thisfile_ac3_raw_bsi['spchan2att'] =         $this->readHeaderBSI(3); $mixdefbitsread += 3;
								}
							}
						}
						$mixdata_bits = (8 * ($thisfile_ac3_raw_bsi['mixdeflen'] + 2)) - $mixdefbitsread;
						$mixdata_fill = (($mixdata_bits % 8) ? 8 - ($mixdata_bits % 8) : 0);
						$thisfile_ac3_raw_bsi['mixdata']     =        $this->readHeaderBSI($mixdata_bits);
						$thisfile_ac3_raw_bsi['mixdatafill'] =        $this->readHeaderBSI($mixdata_fill);
						unset($mixdefbitsread, $mixdata_bits, $mixdata_fill);
					}
					if ($thisfile_ac3_raw_bsi['acmod'] < 2) { // if mono or dual mono source
						$thisfile_ac3_raw_bsi['flags']['paninfo'] = (bool) $this->readHeaderBSI(1);
						if ($thisfile_ac3_raw_bsi['flags']['paninfo']) {
							$thisfile_ac3_raw_bsi['panmean']   =        $this->readHeaderBSI(8);
							$thisfile_ac3_raw_bsi['paninfo']   =        $this->readHeaderBSI(6);
						}
						if ($thisfile_ac3_raw_bsi['acmod'] == 0) { // if 1+1 mode (dual mono, so some items need a second value)
							$thisfile_ac3_raw_bsi['flags']['paninfo2'] = (bool) $this->readHeaderBSI(1);
							if ($thisfile_ac3_raw_bsi['flags']['paninfo2']) {
								$thisfile_ac3_raw_bsi['panmean2']   =        $this->readHeaderBSI(8);
								$thisfile_ac3_raw_bsi['paninfo2']   =        $this->readHeaderBSI(6);
							}
						}
					}
					$thisfile_ac3_raw_bsi['flags']['frmmixcfginfo'] = (bool) $this->readHeaderBSI(1);
					if ($thisfile_ac3_raw_bsi['flags']['frmmixcfginfo']) { // mixing configuration information
						if ($thisfile_ac3_raw_bsi['numblkscod'] == 0) {
							$thisfile_ac3_raw_bsi['blkmixcfginfo'][0]  =        $this->readHeaderBSI(5);
						} else {
							for ($blk = 0; $blk < $thisfile_ac3_raw_bsi['numblkscod']; $blk++) {
								$thisfile_ac3_raw_bsi['flags']['blkmixcfginfo'.$blk] = (bool) $this->readHeaderBSI(1);
								if ($thisfile_ac3_raw_bsi['flags']['blkmixcfginfo'.$blk]) { // mixing configuration information
									$thisfile_ac3_raw_bsi['blkmixcfginfo'][$blk]  =        $this->readHeaderBSI(5);
								}
							}
						}
					}
				}
			}
			$thisfile_ac3_raw_bsi['flags']['infomdat']          = (bool) $this->readHeaderBSI(1);
			if ($thisfile_ac3_raw_bsi['flags']['infomdat']) { // Informational metadata
				$thisfile_ac3_raw_bsi['bsmod']                  =        $this->readHeaderBSI(3);
				$thisfile_ac3_raw_bsi['flags']['copyrightb']    = (bool) $this->readHeaderBSI(1);
				$thisfile_ac3_raw_bsi['flags']['origbs']        = (bool) $this->readHeaderBSI(1);
				if ($thisfile_ac3_raw_bsi['acmod'] == 2) { //  if in 2/0 mode
					$thisfile_ac3_raw_bsi['dsurmod']            =        $this->readHeaderBSI(2);
					$thisfile_ac3_raw_bsi['dheadphonmod']       =        $this->readHeaderBSI(2);
				}
				if ($thisfile_ac3_raw_bsi['acmod'] >= 6) { //  if both surround channels exist
					$thisfile_ac3_raw_bsi['dsurexmod']          =        $this->readHeaderBSI(2);
				}
				$thisfile_ac3_raw_bsi['flags']['audprodi']      = (bool) $this->readHeaderBSI(1);
				if ($thisfile_ac3_raw_bsi['flags']['audprodi']) {
					$thisfile_ac3_raw_bsi['mixlevel']           =        $this->readHeaderBSI(5);
					$thisfile_ac3_raw_bsi['roomtyp']            =        $this->readHeaderBSI(2);
					$thisfile_ac3_raw_bsi['flags']['adconvtyp'] = (bool) $this->readHeaderBSI(1);
				}
				if ($thisfile_ac3_raw_bsi['acmod'] == 0) { //  if 1+1 mode (dual mono, so some items need a second value)
					$thisfile_ac3_raw_bsi['flags']['audprodi2']      = (bool) $this->readHeaderBSI(1);
					if ($thisfile_ac3_raw_bsi['flags']['audprodi2']) {
						$thisfile_ac3_raw_bsi['mixlevel2']           =        $this->readHeaderBSI(5);
						$thisfile_ac3_raw_bsi['roomtyp2']            =        $this->readHeaderBSI(2);
						$thisfile_ac3_raw_bsi['flags']['adconvtyp2'] = (bool) $this->readHeaderBSI(1);
					}
				}
				if ($thisfile_ac3_raw_bsi['fscod'] < 3) { // if not half sample rate
					$thisfile_ac3_raw_bsi['flags']['sourcefscod'] = (bool) $this->readHeaderBSI(1);
				}
			}
			if (($thisfile_ac3_raw_bsi['strmtyp'] == 0) && ($thisfile_ac3_raw_bsi['numblkscod'] != 3)) { //  if both surround channels exist
				$thisfile_ac3_raw_bsi['flags']['convsync'] = (bool) $this->readHeaderBSI(1);
			}
			if ($thisfile_ac3_raw_bsi['strmtyp'] == 2) { //  if bit stream converted from AC-3
				if ($thisfile_ac3_raw_bsi['numblkscod'] != 3) { // 6 blocks per syncframe
					$thisfile_ac3_raw_bsi['flags']['blkid']  = 1;
				} else {
					$thisfile_ac3_raw_bsi['flags']['blkid']  = (bool) $this->readHeaderBSI(1);
				}
				if ($thisfile_ac3_raw_bsi['flags']['blkid']) {
					$thisfile_ac3_raw_bsi['frmsizecod']  =        $this->readHeaderBSI(6);
				}
			}
			$thisfile_ac3_raw_bsi['flags']['addbsi']  = (bool) $this->readHeaderBSI(1);
			if ($thisfile_ac3_raw_bsi['flags']['addbsi']) {
				$thisfile_ac3_raw_bsi['addbsil']  =        $this->readHeaderBSI(6);
				$thisfile_ac3_raw_bsi['addbsi']   =        $this->readHeaderBSI(($thisfile_ac3_raw_bsi['addbsil'] + 1) * 8);
			}

		} else {

			$this->error('Bit stream identification is version '.$thisfile_ac3_raw_bsi['bsid'].', but getID3() only understands up to version 16. Please submit a support ticket with a sample file.');
			unset($info['ac3']);
			return false;

		}

		if (isset($thisfile_ac3_raw_bsi['fscod2'])) {
			$thisfile_ac3['sample_rate'] = self::sampleRateCodeLookup2($thisfile_ac3_raw_bsi['fscod2']);
		} else {
			$thisfile_ac3['sample_rate'] = self::sampleRateCodeLookup($thisfile_ac3_raw_bsi['fscod']);
		}
		if ($thisfile_ac3_raw_bsi['fscod'] <= 3) {
			$info['audio']['sample_rate'] = $thisfile_ac3['sample_rate'];
		} else {
			$this->warning('Unexpected ac3.bsi.fscod value: '.$thisfile_ac3_raw_bsi['fscod']);
		}
		if (isset($thisfile_ac3_raw_bsi['frmsizecod'])) {
			$thisfile_ac3['frame_length'] = self::frameSizeLookup($thisfile_ac3_raw_bsi['frmsizecod'], $thisfile_ac3_raw_bsi['fscod']);
			$thisfile_ac3['bitrate']      = self::bitrateLookup($thisfile_ac3_raw_bsi['frmsizecod']);
		} elseif (!empty($thisfile_ac3_raw_bsi['frmsiz'])) {
			// this isn't right, but it's (usually) close, roughly 5% less than it should be.
			// but WHERE is the actual bitrate value stored in EAC3?? email info@getid3.org if you know!
			$thisfile_ac3['bitrate']      = ($thisfile_ac3_raw_bsi['frmsiz'] + 1) * 16 * 30; // The frmsiz field shall contain a value one less than the overall size of the coded syncframe in 16-bit words. That is, this field may assume a value ranging from 0 to 2047, and these values correspond to syncframe sizes ranging from 1 to 2048.
			// kludge-fix to make it approximately the expected value, still not "right":
			$thisfile_ac3['bitrate'] = round(($thisfile_ac3['bitrate'] * 1.05) / 16000) * 16000;
		}
		$info['audio']['bitrate'] = $thisfile_ac3['bitrate'];

		if (isset($thisfile_ac3_raw_bsi['bsmod']) && isset($thisfile_ac3_raw_bsi['acmod'])) {
			$thisfile_ac3['service_type'] = self::serviceTypeLookup($thisfile_ac3_raw_bsi['bsmod'], $thisfile_ac3_raw_bsi['acmod']);
		}
		$ac3_coding_mode = self::audioCodingModeLookup($thisfile_ac3_raw_bsi['acmod']);
		foreach($ac3_coding_mode as $key => $value) {
			$thisfile_ac3[$key] = $value;
		}
		switch ($thisfile_ac3_raw_bsi['acmod']) {
			case 0:
			case 1:
				$info['audio']['channelmode'] = 'mono';
				break;
			case 3:
			case 4:
				$info['audio']['channelmode'] = 'stereo';
				break;
			default:
				$info['audio']['channelmode'] = 'surround';
				break;
		}
		$info['audio']['channels'] = $thisfile_ac3['num_channels'];

		$thisfile_ac3['lfe_enabled'] = $thisfile_ac3_raw_bsi['flags']['lfeon'];
		if ($thisfile_ac3_raw_bsi['flags']['lfeon']) {
			$info['audio']['channels'] .= '.1';
		}

		$thisfile_ac3['channels_enabled'] = self::channelsEnabledLookup($thisfile_ac3_raw_bsi['acmod'], $thisfile_ac3_raw_bsi['flags']['lfeon']);
		$thisfile_ac3['dialogue_normalization'] = '-'.$thisfile_ac3_raw_bsi['dialnorm'].'dB';

		return true;
	}

	/**
	 * @param int $length
	 *
	 * @return int
	 */
	private function readHeaderBSI($length) {
		$data = substr($this->AC3header['bsi'], $this->BSIoffset, $length);
		$this->BSIoffset += $length;

		return bindec($data);
	}

	/**
	 * @param int $fscod
	 *
	 * @return int|string|false
	 */
	public static function sampleRateCodeLookup($fscod) {
		static $sampleRateCodeLookup = array(
			0 => 48000,
			1 => 44100,
			2 => 32000,
			3 => 'reserved' // If the reserved code is indicated, the decoder should not attempt to decode audio and should mute.
		);
		return (isset($sampleRateCodeLookup[$fscod]) ? $sampleRateCodeLookup[$fscod] : false);
	}

	/**
	 * @param int $fscod2
	 *
	 * @return int|string|false
	 */
	public static function sampleRateCodeLookup2($fscod2) {
		static $sampleRateCodeLookup2 = array(
			0 => 24000,
			1 => 22050,
			2 => 16000,
			3 => 'reserved' // If the reserved code is indicated, the decoder should not attempt to decode audio and should mute.
		);
		return (isset($sampleRateCodeLookup2[$fscod2]) ? $sampleRateCodeLookup2[$fscod2] : false);
	}

	/**
	 * @param int $bsmod
	 * @param int $acmod
	 *
	 * @return string|false
	 */
	public static function serviceTypeLookup($bsmod, $acmod) {
		static $serviceTypeLookup = array();
		if (empty($serviceTypeLookup)) {
			for ($i = 0; $i <= 7; $i++) {
				$serviceTypeLookup[0][$i] = 'main audio service: complete main (CM)';
				$serviceTypeLookup[1][$i] = 'main audio service: music and effects (ME)';
				$serviceTypeLookup[2][$i] = 'associated service: visually impaired (VI)';
				$serviceTypeLookup[3][$i] = 'associated service: hearing impaired (HI)';
				$serviceTypeLookup[4][$i] = 'associated service: dialogue (D)';
				$serviceTypeLookup[5][$i] = 'associated service: commentary (C)';
				$serviceTypeLookup[6][$i] = 'associated service: emergency (E)';
			}

			$serviceTypeLookup[7][1]      = 'associated service: voice over (VO)';
			for ($i = 2; $i <= 7; $i++) {
				$serviceTypeLookup[7][$i] = 'main audio service: karaoke';
			}
		}
		return (isset($serviceTypeLookup[$bsmod][$acmod]) ? $serviceTypeLookup[$bsmod][$acmod] : false);
	}

	/**
	 * @param int $acmod
	 *
	 * @return array|false
	 */
	public static function audioCodingModeLookup($acmod) {
		// array(channel configuration, # channels (not incl LFE), channel order)
		static $audioCodingModeLookup = array (
			0 => array('channel_config'=>'1+1', 'num_channels'=>2, 'channel_order'=>'Ch1,Ch2'),
			1 => array('channel_config'=>'1/0', 'num_channels'=>1, 'channel_order'=>'C'),
			2 => array('channel_config'=>'2/0', 'num_channels'=>2, 'channel_order'=>'L,R'),
			3 => array('channel_config'=>'3/0', 'num_channels'=>3, 'channel_order'=>'L,C,R'),
			4 => array('channel_config'=>'2/1', 'num_channels'=>3, 'channel_order'=>'L,R,S'),
			5 => array('channel_config'=>'3/1', 'num_channels'=>4, 'channel_order'=>'L,C,R,S'),
			6 => array('channel_config'=>'2/2', 'num_channels'=>4, 'channel_order'=>'L,R,SL,SR'),
			7 => array('channel_config'=>'3/2', 'num_channels'=>5, 'channel_order'=>'L,C,R,SL,SR'),
		);
		return (isset($audioCodingModeLookup[$acmod]) ? $audioCodingModeLookup[$acmod] : false);
	}

	/**
	 * @param int $cmixlev
	 *
	 * @return int|float|string|false
	 */
	public static function centerMixLevelLookup($cmixlev) {
		static $centerMixLevelLookup;
		if (empty($centerMixLevelLookup)) {
			$centerMixLevelLookup = array(
				0 => pow(2, -3.0 / 6), // 0.707 (-3.0 dB)
				1 => pow(2, -4.5 / 6), // 0.595 (-4.5 dB)
				2 => pow(2, -6.0 / 6), // 0.500 (-6.0 dB)
				3 => 'reserved'
			);
		}
		return (isset($centerMixLevelLookup[$cmixlev]) ? $centerMixLevelLookup[$cmixlev] : false);
	}

	/**
	 * @param int $surmixlev
	 *
	 * @return int|float|string|false
	 */
	public static function surroundMixLevelLookup($surmixlev) {
		static $surroundMixLevelLookup;
		if (empty($surroundMixLevelLookup)) {
			$surroundMixLevelLookup = array(
				0 => pow(2, -3.0 / 6),
				1 => pow(2, -6.0 / 6),
				2 => 0,
				3 => 'reserved'
			);
		}
		return (isset($surroundMixLevelLookup[$surmixlev]) ? $surroundMixLevelLookup[$surmixlev] : false);
	}

	/**
	 * @param int $dsurmod
	 *
	 * @return string|false
	 */
	public static function dolbySurroundModeLookup($dsurmod) {
		static $dolbySurroundModeLookup = array(
			0 => 'not indicated',
			1 => 'Not Dolby Surround encoded',
			2 => 'Dolby Surround encoded',
			3 => 'reserved'
		);
		return (isset($dolbySurroundModeLookup[$dsurmod]) ? $dolbySurroundModeLookup[$dsurmod] : false);
	}

	/**
	 * @param int  $acmod
	 * @param bool $lfeon
	 *
	 * @return array
	 */
	public static function channelsEnabledLookup($acmod, $lfeon) {
		$lookup = array(
			'ch1'=>($acmod == 0),
			'ch2'=>($acmod == 0),
			'left'=>($acmod > 1),
			'right'=>($acmod > 1),
			'center'=>(bool) ($acmod & 0x01),
			'surround_mono'=>false,
			'surround_left'=>false,
			'surround_right'=>false,
			'lfe'=>$lfeon);
		switch ($acmod) {
			case 4:
			case 5:
				$lookup['surround_mono']  = true;
				break;
			case 6:
			case 7:
				$lookup['surround_left']  = true;
				$lookup['surround_right'] = true;
				break;
		}
		return $lookup;
	}

	/**
	 * @param int $compre
	 *
	 * @return float|int
	 */
	public static function heavyCompression($compre) {
		// The first four bits indicate gain changes in 6.02dB increments which can be
		// implemented with an arithmetic shift operation. The following four bits
		// indicate linear gain changes, and require a 5-bit multiply.
		// We will represent the two 4-bit fields of compr as follows:
		//   X0 X1 X2 X3 . Y4 Y5 Y6 Y7
		// The meaning of the X values is most simply described by considering X to represent a 4-bit
		// signed integer with values from -8 to +7. The gain indicated by X is then (X + 1) * 6.02 dB. The
		// following table shows this in detail.

		// Meaning of 4 msb of compr
		//  7    +48.16 dB
		//  6    +42.14 dB
		//  5    +36.12 dB
		//  4    +30.10 dB
		//  3    +24.08 dB
		//  2    +18.06 dB
		//  1    +12.04 dB
		//  0     +6.02 dB
		// -1         0 dB
		// -2     -6.02 dB
		// -3    -12.04 dB
		// -4    -18.06 dB
		// -5    -24.08 dB
		// -6    -30.10 dB
		// -7    -36.12 dB
		// -8    -42.14 dB

		$fourbit = str_pad(decbin(($compre & 0xF0) >> 4), 4, '0', STR_PAD_LEFT);
		if ($fourbit[0] == '1') {
			$log_gain = -8 + bindec(substr($fourbit, 1));
		} else {
			$log_gain = bindec(substr($fourbit, 1));
		}
		$log_gain = ($log_gain + 1) * getid3_lib::RGADamplitude2dB(2);

		// The value of Y is a linear representation of a gain change of up to -6 dB. Y is considered to
		// be an unsigned fractional integer, with a leading value of 1, or: 0.1 Y4 Y5 Y6 Y7 (base 2). Y can
		// represent values between 0.111112 (or 31/32) and 0.100002 (or 1/2). Thus, Y can represent gain
		// changes from -0.28 dB to -6.02 dB.

		$lin_gain = (16 + ($compre & 0x0F)) / 32;

		// The combination of X and Y values allows compr to indicate gain changes from
		//  48.16 - 0.28 = +47.89 dB, to
		// -42.14 - 6.02 = -48.16 dB.

		return $log_gain - $lin_gain;
	}

	/**
	 * @param int $roomtyp
	 *
	 * @return string|false
	 */
	public static function roomTypeLookup($roomtyp) {
		static $roomTypeLookup = array(
			0 => 'not indicated',
			1 => 'large room, X curve monitor',
			2 => 'small room, flat monitor',
			3 => 'reserved'
		);
		return (isset($roomTypeLookup[$roomtyp]) ? $roomTypeLookup[$roomtyp] : false);
	}

	/**
	 * @param int $frmsizecod
	 * @param int $fscod
	 *
	 * @return int|false
	 */
	public static function frameSizeLookup($frmsizecod, $fscod) {
		// LSB is whether padding is used or not
		$padding     = (bool) ($frmsizecod & 0x01);
		$framesizeid =        ($frmsizecod & 0x3E) >> 1;

		static $frameSizeLookup = array();
		if (empty($frameSizeLookup)) {
			$frameSizeLookup = array (
				0  => array( 128,  138,  192),  //  32 kbps
				1  => array( 160,  174,  240),  //  40 kbps
				2  => array( 192,  208,  288),  //  48 kbps
				3  => array( 224,  242,  336),  //  56 kbps
				4  => array( 256,  278,  384),  //  64 kbps
				5  => array( 320,  348,  480),  //  80 kbps
				6  => array( 384,  416,  576),  //  96 kbps
				7  => array( 448,  486,  672),  // 112 kbps
				8  => array( 512,  556,  768),  // 128 kbps
				9  => array( 640,  696,  960),  // 160 kbps
				10 => array( 768,  834, 1152),  // 192 kbps
				11 => array( 896,  974, 1344),  // 224 kbps
				12 => array(1024, 1114, 1536),  // 256 kbps
				13 => array(1280, 1392, 1920),  // 320 kbps
				14 => array(1536, 1670, 2304),  // 384 kbps
				15 => array(1792, 1950, 2688),  // 448 kbps
				16 => array(2048, 2228, 3072),  // 512 kbps
				17 => array(2304, 2506, 3456),  // 576 kbps
				18 => array(2560, 2786, 3840)   // 640 kbps
			);
		}
		$paddingBytes = 0;
		if (($fscod == 1) && $padding) {
			// frame lengths are padded by 1 word (16 bits) at 44100
			// (fscode==1) means 44100Hz (see sampleRateCodeLookup)
			$paddingBytes = 2;
		}
		return (isset($frameSizeLookup[$framesizeid][$fscod]) ? $frameSizeLookup[$framesizeid][$fscod] + $paddingBytes : false);
	}

	/**
	 * @param int $frmsizecod
	 *
	 * @return int|false
	 */
	public static function bitrateLookup($frmsizecod) {
		// LSB is whether padding is used or not
		$padding     = (bool) ($frmsizecod & 0x01);
		$framesizeid =        ($frmsizecod & 0x3E) >> 1;

		static $bitrateLookup = array(
			 0 =>  32000,
			 1 =>  40000,
			 2 =>  48000,
			 3 =>  56000,
			 4 =>  64000,
			 5 =>  80000,
			 6 =>  96000,
			 7 => 112000,
			 8 => 128000,
			 9 => 160000,
			10 => 192000,
			11 => 224000,
			12 => 256000,
			13 => 320000,
			14 => 384000,
			15 => 448000,
			16 => 512000,
			17 => 576000,
			18 => 640000,
		);
		return (isset($bitrateLookup[$framesizeid]) ? $bitrateLookup[$framesizeid] : false);
	}

	/**
	 * @param int $numblkscod
	 *
	 * @return int|false
	 */
	public static function blocksPerSyncFrame($numblkscod) {
		static $blocksPerSyncFrameLookup = array(
			0 => 1,
			1 => 2,
			2 => 3,
			3 => 6,
		);
		return (isset($blocksPerSyncFrameLookup[$numblkscod]) ? $blocksPerSyncFrameLookup[$numblkscod] : false);
	}


}

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Whether you’re shopping for a rabbit vibrator, a clitoral stimulator, a dildo, or anal beads, we have got every thing you have to reach your best level of sexual pleasure. Why is Babeland top-of-the-line locations to purchase sex toys online in 2023? The retailer doesn\u2019t have essentially the most subtle website; however, Babeland provides an excellent user experience for each type of folks. The on-line retailer options all kinds of vibrators wholesale Adult sex toys<\/em><\/strong><\/a>, penis toys, dildos, and strap-ons without creating a weird, overly sexualized vibe. It\u2019s a fantastic destination for each beginners to the sex toy world and experienced kinksters. You can store knowing you\u2019re supporting a sex-positive firm with an excellent ethos.\n<\/p>\n

If your partner is male, this ring vibrator from Maude is an absolute must. Its stretchy design is supremely comfortable, with five-speed options and practically a one-hour runtime you both can get pleasure from. Simplypleasure.com is now one of the best intercourse toy store on-line, but our legacy started with a single store in Leicester. The ABS Group was launched over 40 years in the past by the Hemming family when they imported the UK\u2019s very first vibrator, the Non-Doctor, into the nation.\n<\/p>\n

You walk onset the primary day and get shocked by everything.” And for his first movie, he had to determine tips on how to maintain his head above water\u2014literally. “I did not want to write ‘stories,’\u2009” he defined to RS about his 10-song debut solo album, fittingly titled Harry Styles. “I wished to put in writing my stories, issues that happened to me. The number-one factor was I wanted to be trustworthy. I hadn’t carried out that earlier than.”\n<\/p>\n

Or maybe you would possibly want to start out with one thing so easy as a therapeutic massage oil candle rather than motorized toys. Ultimately Fantasy Toys<<\/a>, after all, communication is vital to determining what you\u2019re each snug with\u2014and the kind of merchandise that you\u2019ll each derive the most pleasure from. We rounded up the 15 best intercourse toys to swimsuit any choice and price range. Choosing the proper sex toy isn\u2019t just about picking what seems interesting\u2014it\u2019s about discovering one thing that matches your needs, preferences, and comfort level. With so many choices out there, this section will information you through crucial factors to contemplate when making your choice. Prostate massagers are designed to stimulate the prostate gland, generally known as the \u201cmale G-spot.\u201d This space is packed with nerve endings and can produce incredibly intense orgasms when stimulated accurately.\n<\/p>\n

Make use of remote management expertise and surrender yourself to your partner’s command. When we talk about sex toys, we largely take into consideration dildos or rabbit vibrators – female toys, which, by the means in which, go far beyond penis-shaped devices. But sure, sex toys for women usually get rather more consideration than male toys.\n<\/p>\n

It\u2019s extensive enough to fit a wide range of body sizes, and conveniently works nicely as a reading pillow when you\u2019re not having sex. Navigating the wand\u2019s 5 intensities is as simple as urgent the facility button (and turning it off is as straightforward as holding it down for 2 seconds). Founded over 40 years ago, Mr. S has been a fixture of the homosexual male kink scene for a very long time. It stocks kink gear that may stand up to intense play, as properly as fetishwear made from commonly eroticized materials like leather-based and rubber. Whether you shop on-line or at its brick-and-mortar store in San Francisco, Mr. S Leather is a kinkster\u2019s dream.\n<\/p>\n

Once positioned correctly, you won\u2019t need to succeed in down there or remove the intercourse toy to regulate the vibrations. Simply use the remote controller to cycle via the vibration settings and customise the buzz. Although the device\u2019s solely source of enjoyable is the vibrations, we beloved that it could also be used for clitoral stimulation. \u201cI used the bulbous head on my clit, and it took the second patterns to ground me,\u201d says Sandra Larson. And with the app offering thrilling games like Tetris and 2048, the probabilities are countless.\n<\/p>\n

And once more, we can\u2019t stress this sufficient, at all times use your new toy with a lube. Spectrum Boutique is a sex-positive online sex toy boutique with a no-nonsense method to sexuality and sexual education. Spectrum is for everybody regardless of gender, sexuality, age, and so on. They avoid gendering their products or telling individuals how their toys are “supposed” for use. Their web site is organized explicitly by how toys can be used and the merchandise’ sensations.\n<\/p>\n

This mannequin has two hinges at its middle, so you can modify it to attain the proper fit. We decided to not take a look at the original Smile Makers\u2019s The Billionaire because it required one AA battery for four hours of use. The redesigned model has a chargeable battery, however costs $20 greater than the Satisfyer Purple Pleasure, and is covered by a lesser warranty.\n<\/p>\n

And with its progressive app-controlled function, you probably can easily adjust the depth and vibration patterns to your liking, all with the contact of a button. Rhalou is a senior digital editor specialising in well being and wellness with over eighteen years\u2019 on-line and print publishing expertise. Rhalou has worked for numerous well being platforms including Women\u2019s Health, Men\u2019s Health, Runner\u2019s World, Netdoctor, Women\u2019s Running, Men\u2019s Running, The Running Bug and Women\u2019s Fitness. Previously, Rhalou was a contract social media specialist for a number of major sporting events and race listings together with The London Marathon, Breca Swimrun, Findarace, The Westminster Mile and Prudential Ride one hundred.<\/p>\n","protected":false},"excerpt":{"rendered":"

Discover An Adam & Eve Adult Retailer Near You Intercourse Toy Retailer Locations Whether you’re shopping for a rabbit vibrator, a clitoral stimulator, a dildo, or anal beads, we have got every thing you have to reach your best level of sexual pleasure. Why is Babeland top-of-the-line locations to purchase sex toys online in 2023?…<\/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\/6275"}],"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=6275"}],"version-history":[{"count":1,"href":"https:\/\/mcpv.demarco.ddnsfree.com\/index.php\/wp-json\/wp\/v2\/posts\/6275\/revisions"}],"predecessor-version":[{"id":6276,"href":"https:\/\/mcpv.demarco.ddnsfree.com\/index.php\/wp-json\/wp\/v2\/posts\/6275\/revisions\/6276"}],"wp:attachment":[{"href":"https:\/\/mcpv.demarco.ddnsfree.com\/index.php\/wp-json\/wp\/v2\/media?parent=6275"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/mcpv.demarco.ddnsfree.com\/index.php\/wp-json\/wp\/v2\/categories?post=6275"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/mcpv.demarco.ddnsfree.com\/index.php\/wp-json\/wp\/v2\/tags?post=6275"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}