View Full Version : Censoring Faces in Video Clip
Dala
27th June 2004, 10:18
Hi,
i'm working on a video i made with a few friends of mine. But because we want to post it on a few websites, we want or faces to be non-readable, like they do on Jack-Ass. (this could either be blurring or blocking)
So i was wondering how I could be able create such an effect?
Thanks.
ntojzan
28th June 2004, 01:40
You need to use 2 video tracks, in the lower one you should have the source video, and in the upper the video blurred or pixelated. Then you need to mix them using a mask.
Doogs
6th July 2004, 22:55
http://www.wrigleyvideo.com/videotutorial/tutdes_blurface.htm
this is for Premiere 6.5 only... don't know what NLE software you are using.. hope this helps...:)
tnx,
i fixed it..
I used Pinnacle Studio 9, and used the blur filter... en used the offset (so I made 1 block against the face).
HighInBC
12th September 2005, 16:05
does anyone know of a fast way(some sort of gui) to get the locations and sizes of the mask areas?
mic
13th September 2005, 01:35
If it helps, there were a few quite detailed threads in the Vegas forums, now at Sony's media software site.
At any rate, AFAIK the idea is to create a keyframed vector motion path so the blur (or other FX) follows the faces, though it's still a bit of work. Some pretty hi-end prog. can speed it up a bit, recognizing shapes like heads, but they're usually out of reach for folks like us. :)
theReal
14th September 2005, 23:58
You need to use 2 video tracks, in the lower one you should have the source video, and in the upper the video blurred or pixelated. Then you need to mix them using a mask.I always use that method, but not with a mask - I just crop the upper video to the desired area. I am using gaussian blur and a soft border for the cropping in Final Cut Pro. A good motion tracker is usually really expensive (I think there's one in the "upper-class" Avid products, nothing you could afford privately unless you're a millionaire...).
The quickest way to get it done manually is to set keyframes for the start position and keyframes for the end position, then halfway between those keyframes define a third set of keyframes, then halfway between those define a fourth and fifth set of keyframes, and so on, until you're satisfied.
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