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[autoinstallsdev/mediawiki.git] / vendor / james-heinrich / getid3 / getid3 / module.audio.aa.php

diff --git a/vendor/james-heinrich/getid3/getid3/module.audio.aa.php b/vendor/james-heinrich/getid3/getid3/module.audio.aa.php
new file mode 100644 (file)
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+++ b/vendor/james-heinrich/getid3/getid3/module.audio.aa.php
@@ -0,0 +1,59 @@
+<?php
+/////////////////////////////////////////////////////////////////
+/// getID3() by James Heinrich <info@getid3.org>               //
+//  available at http://getid3.sourceforge.net                 //
+//            or http://www.getid3.org                         //
+//          also https://github.com/JamesHeinrich/getID3       //
+/////////////////////////////////////////////////////////////////
+// See readme.txt for more details                             //
+/////////////////////////////////////////////////////////////////
+//                                                             //
+// module.audio.aa.php                                         //
+// module for analyzing Audible Audiobook files                //
+// dependencies: NONE                                          //
+//                                                            ///
+/////////////////////////////////////////////////////////////////
+
+
+class getid3_aa extends getid3_handler
+{
+
+       public function Analyze() {
+               $info = &$this->getid3->info;
+
+               $this->fseek($info['avdataoffset']);
+               $AAheader  = $this->fread(8);
+
+               $magic = "\x57\x90\x75\x36";
+               if (substr($AAheader, 4, 4) != $magic) {
+                       $this->error('Expecting "'.getid3_lib::PrintHexBytes($magic).'" at offset '.$info['avdataoffset'].', found "'.getid3_lib::PrintHexBytes(substr($AAheader, 4, 4)).'"');
+                       return false;
+               }
+
+               // shortcut
+               $info['aa'] = array();
+               $thisfile_aa = &$info['aa'];
+
+               $info['fileformat']            = 'aa';
+               $info['audio']['dataformat']   = 'aa';
+$this->error('Audible Audiobook (.aa) parsing not enabled in this version of getID3() ['.$this->getid3->version().']');
+return false;
+               $info['audio']['bitrate_mode'] = 'cbr'; // is it?
+               $thisfile_aa['encoding']       = 'ISO-8859-1';
+
+               $thisfile_aa['filesize'] = getid3_lib::BigEndian2Int(substr($AUheader,  0, 4));
+               if ($thisfile_aa['filesize'] > ($info['avdataend'] - $info['avdataoffset'])) {
+                       $this->warning('Possible truncated file - expecting "'.$thisfile_aa['filesize'].'" bytes of data, only found '.($info['avdataend'] - $info['avdataoffset']).' bytes"');
+               }
+
+               $info['audio']['bits_per_sample'] = 16; // is it?
+               $info['audio']['sample_rate'] = $thisfile_aa['sample_rate'];
+               $info['audio']['channels']    = $thisfile_aa['channels'];
+
+               //$info['playtime_seconds'] = 0;
+               //$info['audio']['bitrate'] = 0;
+
+               return true;
+       }
+
+}