All,
Looks like DLhotka has nailed it - check here for further information
http://mactaris.blogspot.co.uk/2013/07/webcam-settings-20-will-support.html
and even apple make reference to it aswell - http://support.apple.com/kb/TS4552
I have asked our VMware rep to see if an update to fusion is in the works and an approximate date so if I hear anything I'll post it against this thread for others to refer to.
Tony