cf/x has released a suite of inexpensive, pro-level plug-ins for iMovie. this is one them.
color exchanger is a plug that targets one color and exchanges it with another.
this plug comes with all standard cf/x plug features:specify area of effect (i.e. you decide which part of the clip is affected) andpick effect colors directly from the clip.many plugs are free, most plugs range in price from USD 1.50 to USD 2.50.
all plugs can be downloaded for free and are fully functional. those plugs that must be registered put a reminder of that fact into the clip.