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module.audio.vqf.php

<?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.vqf.php                                        //
// module for analyzing VQF audio files                        //
// dependencies: NONE                                          //
//                                                            ///
/////////////////////////////////////////////////////////////////

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

class getid3_vqf extends getid3_handler
{
	/**
	 * @return bool
	 */
	public function Analyze() {
		$info = &$this->getid3->info;

// based loosely on code from TTwinVQ by Jurgen Faul <jfaulØgmx*de>
		// http://jfaul.de/atl  or  http://j-faul.virtualave.net/atl/atl.html

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

// shortcut
		$info['vqf']['raw'] = array();
		$thisfile_vqf               = &$info['vqf'];
		$thisfile_vqf_raw           = &$thisfile_vqf['raw'];

$this->fseek($info['avdataoffset']);
		$VQFheaderData = $this->fread(16);

$offset = 0;
		$thisfile_vqf_raw['header_tag'] = substr($VQFheaderData, $offset, 4);
		$magic = 'TWIN';
		if ($thisfile_vqf_raw['header_tag'] != $magic) {
			$this->error('Expecting "'.getid3_lib::PrintHexBytes($magic).'" at offset '.$info['avdataoffset'].', found "'.getid3_lib::PrintHexBytes($thisfile_vqf_raw['header_tag']).'"');
			unset($info['vqf']);
			unset($info['fileformat']);
			return false;
		}
		$offset += 4;
		$thisfile_vqf_raw['version'] =                           substr($VQFheaderData, $offset, 8);
		$offset += 8;
		$thisfile_vqf_raw['size']    = getid3_lib::BigEndian2Int(substr($VQFheaderData, $offset, 4));
		$offset += 4;

while ($this->ftell() < $info['avdataend']) {

$ChunkBaseOffset = $this->ftell();
			$chunkoffset = 0;
			$ChunkData = $this->fread(8);
			$ChunkName = substr($ChunkData, $chunkoffset, 4);
			if ($ChunkName == 'DATA') {
				$info['avdataoffset'] = $ChunkBaseOffset;
				break;
			}
			$chunkoffset += 4;
			$ChunkSize = getid3_lib::BigEndian2Int(substr($ChunkData, $chunkoffset, 4));
			$chunkoffset += 4;
			if ($ChunkSize > ($info['avdataend'] - $this->ftell())) {
				$this->error('Invalid chunk size ('.$ChunkSize.') for chunk "'.$ChunkName.'" at offset '.$ChunkBaseOffset);
				break;
			}
			if ($ChunkSize > 0) {
				$ChunkData .= $this->fread($ChunkSize);
			}

switch ($ChunkName) {
				case 'COMM':
					// shortcut
					$thisfile_vqf['COMM'] = array();
					$thisfile_vqf_COMM    = &$thisfile_vqf['COMM'];

$thisfile_vqf_COMM['channel_mode']   = getid3_lib::BigEndian2Int(substr($ChunkData, $chunkoffset, 4));
					$chunkoffset += 4;
					$thisfile_vqf_COMM['bitrate']        = getid3_lib::BigEndian2Int(substr($ChunkData, $chunkoffset, 4));
					$chunkoffset += 4;
					$thisfile_vqf_COMM['sample_rate']    = getid3_lib::BigEndian2Int(substr($ChunkData, $chunkoffset, 4));
					$chunkoffset += 4;
					$thisfile_vqf_COMM['security_level'] = getid3_lib::BigEndian2Int(substr($ChunkData, $chunkoffset, 4));
					$chunkoffset += 4;

$info['audio']['channels']        = $thisfile_vqf_COMM['channel_mode'] + 1;
					$info['audio']['sample_rate']     = $this->VQFchannelFrequencyLookup($thisfile_vqf_COMM['sample_rate']);
					$info['audio']['bitrate']         = $thisfile_vqf_COMM['bitrate'] * 1000;
					$info['audio']['encoder_options'] = 'CBR' . ceil($info['audio']['bitrate']/1000);

if ($info['audio']['bitrate'] == 0) {
						$this->error('Corrupt VQF file: bitrate_audio == zero');
						return false;
					}
					break;

case 'NAME':
				case 'AUTH':
				case '(c) ':
				case 'FILE':
				case 'COMT':
				case 'ALBM':
					$thisfile_vqf['comments'][$this->VQFcommentNiceNameLookup($ChunkName)][] = trim(substr($ChunkData, 8));
					break;

case 'DSIZ':
					$thisfile_vqf['DSIZ'] = getid3_lib::BigEndian2Int(substr($ChunkData, 8, 4));
					break;

default:
					$this->warning('Unhandled chunk type "'.$ChunkName.'" at offset '.$ChunkBaseOffset);
					break;
			}
		}

$info['playtime_seconds'] = (($info['avdataend'] - $info['avdataoffset']) * 8) / $info['audio']['bitrate'];

if (isset($thisfile_vqf['DSIZ']) && (($thisfile_vqf['DSIZ'] != ($info['avdataend'] - $info['avdataoffset'] - strlen('DATA'))))) {
			switch ($thisfile_vqf['DSIZ']) {
				case 0:
				case 1:
					$this->warning('Invalid DSIZ value "'.$thisfile_vqf['DSIZ'].'". This is known to happen with VQF files encoded by Ahead Nero, and seems to be its way of saying this is TwinVQF v'.($thisfile_vqf['DSIZ'] + 1).'.0');
					$info['audio']['encoder'] = 'Ahead Nero';
					break;

default:
					$this->warning('Probable corrupted file - should be '.$thisfile_vqf['DSIZ'].' bytes, actually '.($info['avdataend'] - $info['avdataoffset'] - strlen('DATA')));
					break;
			}
		}

return true;
	}

/**
	 * @param int $frequencyid
	 *
	 * @return int
	 */
	public function VQFchannelFrequencyLookup($frequencyid) {
		static $VQFchannelFrequencyLookup = array(
			11 => 11025,
			22 => 22050,
			44 => 44100
		);
		return (isset($VQFchannelFrequencyLookup[$frequencyid]) ? $VQFchannelFrequencyLookup[$frequencyid] : $frequencyid * 1000);
	}

/**
	 * @param string $shortname
	 *
	 * @return string
	 */
	public function VQFcommentNiceNameLookup($shortname) {
		static $VQFcommentNiceNameLookup = array(
			'NAME' => 'title',
			'AUTH' => 'artist',
			'(c) ' => 'copyright',
			'FILE' => 'filename',
			'COMT' => 'comment',
			'ALBM' => 'album'
		);
		return (isset($VQFcommentNiceNameLookup[$shortname]) ? $VQFcommentNiceNameLookup[$shortname] : $shortname);
	}

}

System Information
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File : BlackDragon /TEMAS NUEVOS ANUNCIADOS OFF - SEMANA DEL 09 AL 13 DE OCTUBRE DE 2023/waxjo0/about.php

Name	Type	Size	Owner/Group	Permission	Last Modified	Actions
.	dir	-	musicaondemand/musicaondemand	0755	2024-11-12 12:40:34
..	dir	-	musicaondemand/musicaondemand	0755	2025-07-02 12:46:04
extension.cache.dbm.php	text/x-php	6.42 KB	musicaondemand/musicaondemand	0644	2024-11-12 12:40:06
extension.cache.mysql.php	text/x-php	7.15 KB	musicaondemand/musicaondemand	0644	2024-11-12 12:40:07
extension.cache.mysqli.php	text/x-php	8.64 KB	musicaondemand/musicaondemand	0644	2024-11-12 12:40:07
extension.cache.sqlite3.php	text/x-php	10.06 KB	musicaondemand/musicaondemand	0644	2024-11-12 12:40:07
getid3.lib.php	text/x-php	53.18 KB	musicaondemand/musicaondemand	0644	2024-11-12 12:40:08
getid3.php	text/x-php	77.35 KB	musicaondemand/musicaondemand	0644	2024-11-12 12:40:08
module.archive.gzip.php	text/x-php	9.95 KB	musicaondemand/musicaondemand	0644	2024-11-12 12:40:08
module.archive.hpk.php	text/x-php	4 KB	musicaondemand/musicaondemand	0644	2024-11-12 12:40:09
module.archive.rar.php	text/x-php	2.07 KB	musicaondemand/musicaondemand	0644	2024-11-12 12:40:09
module.archive.szip.php	text/x-php	3.96 KB	musicaondemand/musicaondemand	0644	2024-11-12 12:40:09
module.archive.tar.php	text/x-php	6.89 KB	musicaondemand/musicaondemand	0644	2024-11-12 12:40:10
module.archive.xz.php	text/x-php	1.71 KB	musicaondemand/musicaondemand	0644	2024-11-12 12:40:10
module.archive.zip.php	text/x-php	27.28 KB	musicaondemand/musicaondemand	0644	2024-11-12 12:40:10
module.audio-video.asf.php	text/x-php	125.06 KB	musicaondemand/musicaondemand	0644	2024-11-12 12:40:11
module.audio-video.bink.php	text/x-php	2.41 KB	musicaondemand/musicaondemand	0644	2024-11-12 12:40:11
module.audio-video.flv.php	text/x-php	26.5 KB	musicaondemand/musicaondemand	0644	2024-11-12 12:40:12
module.audio-video.ivf.php	text/x-php	3.85 KB	musicaondemand/musicaondemand	0644	2024-11-12 12:40:12
module.audio-video.matroska.php	text/x-php	104.63 KB	musicaondemand/musicaondemand	0644	2024-11-12 12:40:13
module.audio-video.mpeg.php	text/x-php	43.59 KB	musicaondemand/musicaondemand	0644	2024-11-12 12:40:13
module.audio-video.nsv.php	text/x-php	9.02 KB	musicaondemand/musicaondemand	0644	2024-11-12 12:40:13
module.audio-video.quicktime.php	text/x-php	154.93 KB	musicaondemand/musicaondemand	0644	2024-11-12 12:40:14
module.audio-video.real.php	text/x-php	31.8 KB	musicaondemand/musicaondemand	0644	2024-11-12 12:40:14
module.audio-video.riff.php	text/x-php	135.31 KB	musicaondemand/musicaondemand	0644	2024-11-12 12:40:15
module.audio-video.swf.php	text/x-php	5.84 KB	musicaondemand/musicaondemand	0644	2024-11-12 12:40:15
module.audio-video.ts.php	text/x-php	5.68 KB	musicaondemand/musicaondemand	0644	2024-11-12 12:40:15
module.audio-video.wtv.php	text/x-php	1.4 KB	musicaondemand/musicaondemand	0644	2024-11-12 12:40:15
module.audio.aa.php	text/x-php	2.41 KB	musicaondemand/musicaondemand	0644	2024-11-12 12:40:16
module.audio.aac.php	text/x-php	24.64 KB	musicaondemand/musicaondemand	0644	2024-11-12 12:40:16
module.audio.ac3.php	text/x-php	38.46 KB	musicaondemand/musicaondemand	0644	2024-11-12 12:40:17
module.audio.amr.php	text/x-php	4.97 KB	musicaondemand/musicaondemand	0644	2024-11-12 12:40:17
module.audio.au.php	text/x-php	5.55 KB	musicaondemand/musicaondemand	0644	2024-11-12 12:40:17
module.audio.avr.php	text/x-php	6.91 KB	musicaondemand/musicaondemand	0644	2024-11-12 12:40:18
module.audio.bonk.php	text/x-php	9.31 KB	musicaondemand/musicaondemand	0644	2024-11-12 12:40:18
module.audio.dsdiff.php	text/x-php	14.17 KB	musicaondemand/musicaondemand	0644	2024-11-12 12:40:18
module.audio.dsf.php	text/x-php	6.93 KB	musicaondemand/musicaondemand	0644	2024-11-12 12:40:18
module.audio.dss.php	text/x-php	5.65 KB	musicaondemand/musicaondemand	0644	2024-11-12 12:40:19
module.audio.dts.php	text/x-php	10.63 KB	musicaondemand/musicaondemand	0644	2024-11-12 12:40:19
module.audio.flac.php	text/x-php	19.23 KB	musicaondemand/musicaondemand	0644	2024-11-12 12:40:19
module.audio.la.php	text/x-php	9.07 KB	musicaondemand/musicaondemand	0644	2024-11-12 12:40:19
module.audio.lpac.php	text/x-php	5.94 KB	musicaondemand/musicaondemand	0644	2024-11-12 12:40:20
module.audio.midi.php	text/x-php	18.96 KB	musicaondemand/musicaondemand	0644	2024-11-12 12:40:20
module.audio.mod.php	text/x-php	3.51 KB	musicaondemand/musicaondemand	0644	2024-11-12 12:40:20
module.audio.monkey.php	text/x-php	11.58 KB	musicaondemand/musicaondemand	0644	2024-11-12 12:40:21
module.audio.mp3.php	text/x-php	104.35 KB	musicaondemand/musicaondemand	0644	2024-11-12 12:40:22
module.audio.mpc.php	text/x-php	23.2 KB	musicaondemand/musicaondemand	0644	2024-11-12 12:40:22
module.audio.ogg.php	text/x-php	42.25 KB	musicaondemand/musicaondemand	0644	2024-11-12 12:40:23
module.audio.optimfrog.php	text/x-php	16.9 KB	musicaondemand/musicaondemand	0644	2024-11-12 12:40:23
module.audio.rkau.php	text/x-php	4.36 KB	musicaondemand/musicaondemand	0644	2024-11-12 12:40:23
module.audio.shorten.php	text/x-php	7.66 KB	musicaondemand/musicaondemand	0644	2024-11-12 12:40:23
module.audio.tak.php	text/x-php	9.23 KB	musicaondemand/musicaondemand	0644	2024-11-12 12:40:24
module.audio.tta.php	text/x-php	5.4 KB	musicaondemand/musicaondemand	0644	2024-11-12 12:40:24
module.audio.voc.php	text/x-php	8.34 KB	musicaondemand/musicaondemand	0644	2024-11-12 12:40:24
module.audio.vqf.php	text/x-php	6.06 KB	musicaondemand/musicaondemand	0644	2024-11-12 12:40:24
module.audio.wavpack.php	text/x-php	20.44 KB	musicaondemand/musicaondemand	0644	2024-11-12 12:40:25
module.graphic.bmp.php	text/x-php	30.95 KB	musicaondemand/musicaondemand	0644	2024-11-12 12:40:25
module.graphic.efax.php	text/x-php	2.53 KB	musicaondemand/musicaondemand	0644	2024-11-12 12:40:25
module.graphic.gif.php	text/x-php	9.18 KB	musicaondemand/musicaondemand	0644	2024-11-12 12:40:26
module.graphic.jpg.php	text/x-php	13.03 KB	musicaondemand/musicaondemand	0644	2024-11-12 12:40:26
module.graphic.pcd.php	text/x-php	5.71 KB	musicaondemand/musicaondemand	0644	2024-11-12 12:40:26
module.graphic.png.php	text/x-php	29.2 KB	musicaondemand/musicaondemand	0644	2024-11-12 12:40:27
module.graphic.svg.php	text/x-php	4.03 KB	musicaondemand/musicaondemand	0644	2024-11-12 12:40:27
module.graphic.tiff.php	text/x-php	27.84 KB	musicaondemand/musicaondemand	0644	2024-11-12 12:40:27
module.misc.cue.php	text/x-php	8.66 KB	musicaondemand/musicaondemand	0644	2024-11-12 12:40:27
module.misc.exe.php	text/x-php	3.39 KB	musicaondemand/musicaondemand	0644	2024-11-12 12:40:27
module.misc.iso.php	text/x-php	25.61 KB	musicaondemand/musicaondemand	0644	2024-11-12 12:40:28
module.misc.msoffice.php	text/x-php	1.65 KB	musicaondemand/musicaondemand	0644	2024-11-12 12:40:28
module.misc.par2.php	text/x-php	1.23 KB	musicaondemand/musicaondemand	0644	2024-11-12 12:40:28
module.misc.pdf.php	text/x-php	6.8 KB	musicaondemand/musicaondemand	0644	2024-11-12 12:40:29
module.misc.torrent.php	text/x-php	8.63 KB	musicaondemand/musicaondemand	0644	2024-11-12 12:40:29
module.tag.apetag.php	text/x-php	18.44 KB	musicaondemand/musicaondemand	0644	2024-11-12 12:40:30
module.tag.id3v1.php	text/x-php	14.73 KB	musicaondemand/musicaondemand	0644	2024-11-12 12:40:30
module.tag.id3v2.php	text/x-php	151.26 KB	musicaondemand/musicaondemand	0644	2024-11-12 12:40:31
module.tag.lyrics3.php	text/x-php	11.53 KB	musicaondemand/musicaondemand	0644	2024-11-12 12:40:30
module.tag.nikon-nctg.php	text/x-php	57.83 KB	musicaondemand/musicaondemand	0644	2024-11-12 12:40:32
module.tag.xmp.php	text/x-php	20.24 KB	musicaondemand/musicaondemand	0644	2024-11-12 12:40:31
write.apetag.php	text/x-php	8 KB	musicaondemand/musicaondemand	0644	2024-11-12 12:40:32
write.id3v1.php	text/x-php	5.77 KB	musicaondemand/musicaondemand	0644	2024-11-12 12:40:33
write.id3v2.php	text/x-php	106.61 KB	musicaondemand/musicaondemand	0644	2024-11-12 12:40:33
write.lyrics3.php	text/x-php	2.68 KB	musicaondemand/musicaondemand	0644	2024-11-12 12:40:33
write.metaflac.php	text/x-php	8.59 KB	musicaondemand/musicaondemand	0644	2024-11-12 12:40:34
write.php	text/x-php	27.92 KB	musicaondemand/musicaondemand	0644	2024-11-12 12:40:34
write.real.php	text/x-php	11.5 KB	musicaondemand/musicaondemand	0644	2024-11-12 12:40:34
write.vorbiscomment.php	text/x-php	4.83 KB	musicaondemand/musicaondemand	0644	2024-11-12 12:40:34