If you're not using a program with a plugin or effect tailored to do this,
the usual process in a basic NLE or effects program is to layer the video on
top of itself, make a matte or mask for the area you want to blur on the top
layer (hopefully your program lets you keyframe the position of the
I'm working on a couple of videos where I need to obscure the faces of
the participants. I have Ulead 9, QT Pro and Serif Movie Plus 5. I
have Photoshop 5 and assorted other programs.
I think I am making it harder than it has to be. I am open to fuzzing
up, blurring, circles or digitizing but I