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author | Robin Appelman <icewind1991@gmail.com> | 2011-07-22 06:30:52 +0200 |
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committer | Robin Appelman <icewind1991@gmail.com> | 2011-07-22 06:30:52 +0200 |
commit | 38f1cffab39ae763f3929bcc37e6f8746f582083 (patch) | |
tree | a833cacb98acc372f40dda0c757904b4cba9c331 /apps/media/getID3/demos/demo.audioinfo.class.php | |
parent | f441059b015b01af1fcafcdeeef8727f19d0d2d5 (diff) | |
download | nextcloud-server-38f1cffab39ae763f3929bcc37e6f8746f582083.tar.gz nextcloud-server-38f1cffab39ae763f3929bcc37e6f8746f582083.zip |
import media app
Diffstat (limited to 'apps/media/getID3/demos/demo.audioinfo.class.php')
-rw-r--r-- | apps/media/getID3/demos/demo.audioinfo.class.php | 319 |
1 files changed, 319 insertions, 0 deletions
diff --git a/apps/media/getID3/demos/demo.audioinfo.class.php b/apps/media/getID3/demos/demo.audioinfo.class.php new file mode 100644 index 00000000000..d38ec19807f --- /dev/null +++ b/apps/media/getID3/demos/demo.audioinfo.class.php @@ -0,0 +1,319 @@ +<?php + +// +----------------------------------------------------------------------+ +// | PHP version 4.1.0 | +// +----------------------------------------------------------------------+ +// | Placed in public domain by Allan Hansen, 2002. Share and enjoy! | +// +----------------------------------------------------------------------+ +// | /demo/demo.audioinfo.class.php | +// | | +// | Example wrapper class to extract information from audio files | +// | through getID3(). | +// | | +// | getID3() returns a lot of information. Much of this information is | +// | not needed for the end-application. It is also possible that some | +// | users want to extract specific info. Modifying getID3() files is a | +// | bad idea, as modifications needs to be done to future versions of | +// | getID3(). | +// | | +// | Modify this wrapper class instead. This example extracts certain | +// | fields only and adds a new root value - encoder_options if possible. | +// | It also checks for mp3 files with wave headers. | +// +----------------------------------------------------------------------+ +// | Example code: | +// | $au = new AudioInfo(); | +// | print_r($au->Info('file.flac'); | +// +----------------------------------------------------------------------+ +// | Authors: Allan Hansen <ahØartemis*dk> | +// +----------------------------------------------------------------------+ +// + + + +/** +* getID3() settings +*/ + +require_once('../getid3/getid3.php'); + + + + +/** +* Class for extracting information from audio files with getID3(). +*/ + +class AudioInfo { + + /** + * Private variables + */ + var $result = NULL; + var $info = NULL; + + + + + /** + * Constructor + */ + + function AudioInfo() { + + // Initialize getID3 engine + $this->getID3 = new getID3; + $this->getID3->option_md5_data = true; + $this->getID3->option_md5_data_source = true; + $this->getID3->encoding = 'UTF-8'; + } + + + + + /** + * Extract information - only public function + * + * @access public + * @param string file Audio file to extract info from. + */ + + function Info($file) { + + // Analyze file + $this->info = $this->getID3->analyze($file); + + // Exit here on error + if (isset($this->info['error'])) { + return array ('error' => $this->info['error']); + } + + // Init wrapper object + $this->result = array (); + $this->result['format_name'] = @$this->info['fileformat'].'/'.@$this->info['audio']['dataformat'].(isset($this->info['video']['dataformat']) ? '/'.@$this->info['video']['dataformat'] : ''); + $this->result['encoder_version'] = @$this->info['audio']['encoder']; + $this->result['encoder_options'] = @$this->info['audio']['encoder_options']; + $this->result['bitrate_mode'] = @$this->info['audio']['bitrate_mode']; + $this->result['channels'] = @$this->info['audio']['channels']; + $this->result['sample_rate'] = @$this->info['audio']['sample_rate']; + $this->result['bits_per_sample'] = @$this->info['audio']['bits_per_sample']; + $this->result['playing_time'] = @$this->info['playtime_seconds']; + $this->result['avg_bit_rate'] = @$this->info['audio']['bitrate']; + $this->result['tags'] = @$this->info['tags']; + $this->result['comments'] = @$this->info['comments']; + $this->result['warning'] = @$this->info['warning']; + $this->result['md5'] = @$this->info['md5_data']; + + // Post getID3() data handling based on file format + $method = @$this->info['fileformat'].'Info'; + if (@$this->info['fileformat'] && method_exists($this, $method)) { + $this->$method(); + } + + return $this->result; + } + + + + + /** + * post-getID3() data handling for AAC files. + * + * @access private + */ + + function aacInfo() { + $this->result['format_name'] = 'AAC'; + } + + + + + /** + * post-getID3() data handling for Wave files. + * + * @access private + */ + + function riffInfo() { + if ($this->info['audio']['dataformat'] == 'wav') { + + $this->result['format_name'] = 'Wave'; + + } else if (ereg('^mp[1-3]$', $this->info['audio']['dataformat'])) { + + $this->result['format_name'] = strtoupper($this->info['audio']['dataformat']); + + } else { + + $this->result['format_name'] = 'riff/'.$this->info['audio']['dataformat']; + + } + } + + + + + /** + * * post-getID3() data handling for FLAC files. + * + * @access private + */ + + function flacInfo() { + $this->result['format_name'] = 'FLAC'; + } + + + + + + /** + * post-getID3() data handling for Monkey's Audio files. + * + * @access private + */ + + function macInfo() { + $this->result['format_name'] = 'Monkey\'s Audio'; + } + + + + + + /** + * post-getID3() data handling for Lossless Audio files. + * + * @access private + */ + + function laInfo() { + $this->result['format_name'] = 'La'; + } + + + + + + /** + * post-getID3() data handling for Ogg Vorbis files. + * + * @access private + */ + + function oggInfo() { + if ($this->info['audio']['dataformat'] == 'vorbis') { + + $this->result['format_name'] = 'Ogg Vorbis'; + + } else if ($this->info['audio']['dataformat'] == 'flac') { + + $this->result['format_name'] = 'Ogg FLAC'; + + } else if ($this->info['audio']['dataformat'] == 'speex') { + + $this->result['format_name'] = 'Ogg Speex'; + + } else { + + $this->result['format_name'] = 'Ogg '.$this->info['audio']['dataformat']; + + } + } + + + + + /** + * post-getID3() data handling for Musepack files. + * + * @access private + */ + + function mpcInfo() { + $this->result['format_name'] = 'Musepack'; + } + + + + + /** + * post-getID3() data handling for MPEG files. + * + * @access private + */ + + function mp3Info() { + $this->result['format_name'] = 'MP3'; + } + + + + + /** + * post-getID3() data handling for MPEG files. + * + * @access private + */ + + function mp2Info() { + $this->result['format_name'] = 'MP2'; + } + + + + + + /** + * post-getID3() data handling for MPEG files. + * + * @access private + */ + + function mp1Info() { + $this->result['format_name'] = 'MP1'; + } + + + + + /** + * post-getID3() data handling for WMA files. + * + * @access private + */ + + function asfInfo() { + $this->result['format_name'] = strtoupper($this->info['audio']['dataformat']); + } + + + + /** + * post-getID3() data handling for Real files. + * + * @access private + */ + + function realInfo() { + $this->result['format_name'] = 'Real'; + } + + + + + + /** + * post-getID3() data handling for VQF files. + * + * @access private + */ + + function vqfInfo() { + $this->result['format_name'] = 'VQF'; + } + +} + + +?>
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