Here's a bit of crude PHP code for extracting the tags out of a screenshot:
function get_CoX_tags($filename)
{
$handle = fopen($filename, "rb");
$data = fread($handle, 0x120);
fclose($handle);
$data=substr($data,0x03D);
$extracted=explode("\2",$data);
while (count($extracted)>10)
unset($extracted[count($extracted)-1]);
for ($i=0; $i<9; $i++)
$extracted[$i]=preg_replace('/[^(\x20-\x7E)]*/','', $extracted[$i]);
if ($extracted[0]=="City of Heroes" && $extracted[1]=="coh" && $extracted[2]=="cohtagged")
{
$extracted[9]=substr($extracted[9],3);
$extracted[9]=preg_replace('/[^(\x20-\x7E)].*/','', $extracted[9]);
$tags=array(
'x'=>substr($extracted[3],6),
'y'=>substr($extracted[4],6),
'z'=>substr($extracted[5],6),
'zone'=>substr($extracted[6],9),
'zone_name'=>$extracted[7],
'date'=>$extracted[8],
'character'=>$extracted[9]
);
return $tags;
}
return array();
}