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- <?php
- class getid3_dss
- {
- function getid3_dss(&$fd, &$ThisFileInfo) {
- fseek($fd, $ThisFileInfo['avdataoffset'], SEEK_SET);
- $DSSheader = fread($fd, 1256);
- if (substr($DSSheader, 0, 4) != "\x02".'dss') {
- $ThisFileInfo['error'][] = 'Expecting "[x02]dss" at offset '.$ThisFileInfo['avdataoffset'].', found "'.substr($DSSheader, 0, 4).'"';
- return false;
- }
-
-
- $ThisFileInfo['dss'] = array();
- $thisfile_dss = &$ThisFileInfo['dss'];
- $ThisFileInfo['fileformat'] = 'dss';
- $ThisFileInfo['audio']['dataformat'] = 'dss';
- $ThisFileInfo['audio']['bitrate_mode'] = 'cbr';
-
- $thisfile_dss['date_create'] = $this->DSSdateStringToUnixDate(substr($DSSheader, 38, 12));
- $thisfile_dss['date_complete'] = $this->DSSdateStringToUnixDate(substr($DSSheader, 50, 12));
- $thisfile_dss['length'] = intval(substr($DSSheader, 62, 6));
- $thisfile_dss['priority'] = ord(substr($DSSheader, 793, 1));
- $thisfile_dss['comments'] = trim(substr($DSSheader, 798, 100));
-
-
- $ThisFileInfo['audio']['channels'] = 1;
- $ThisFileInfo['playtime_seconds'] = $thisfile_dss['length'];
- $ThisFileInfo['audio']['bitrate'] = ($ThisFileInfo['filesize'] * 8) / $ThisFileInfo['playtime_seconds'];
- return true;
- }
- function DSSdateStringToUnixDate($datestring) {
- $y = substr($datestring, 0, 2);
- $m = substr($datestring, 2, 2);
- $d = substr($datestring, 4, 2);
- $h = substr($datestring, 6, 2);
- $i = substr($datestring, 8, 2);
- $s = substr($datestring, 10, 2);
- $y += (($y < 95) ? 2000 : 1900);
- return mktime($h, $i, $s, $m, $d, $y);
- }
- }
- ?>
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