[CentOS] what is: ImageDecoder

From: Fred Smith <fredex at fcshome.stoneham.ma.us>

> I'm suddenly noticing multiple threads named "ImageDecoder" 
> showing up in the output of top (when threads are turned 
> on with "H").
> I've no clue what this is, and haven't found out much about it by
> searching.
> Can someone tell me what it is, and if it's doing anything useful or 
> just wasting cycles?

From which process...?  java?

JD