We now have a 0.4 version which gives better performance and simpler code. JPEG encoding class has been also updated concerning the "Duplicate variable definition" warnings.
New version in action here
Update 05/07/05 :
WebCam version available here
Update 03/09/09 :
Sources have been updated to handle Flash Player 10 security restriction concerning the FileReference.download() method.
Download sources : Live JPEG Encoder 0.4 Sources