 | | | Lip Sync | Lip Sync 2004-04-29 - By Jeff Sargeant
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Got it! thanks for the info!
On Apr 29, 2004, at 12:45 PM, Stefan Andersson wrote:
> Matt Morris wrote:
>> As much as that might simplify things, you really need the extra
>> control
>> that having a seperate bone for the jaw gives. Its all about subtlety
>> at the
>> end of the day. It greatly increases the range of expression.
>> The blend shapes also become really obvious in the animation without
>> it, as
>> the animation of the points is linear between them, but with the
>> jawbone it
>> moves in arcs which is more natural.
>
> As Matt says it helps with getting the arcs and deformations more
> natural. However (if I remember correctly) Softimage shows lipsync
> with shapes in the mixer as you would do an edit with a editing
> program. This I don't recommend that anyone does. Or, you should NEVER
> set keyframes in the mixer, all shapes should at all times be linked
> to a custom parameter set. It's a big "no-no" with setting keys in the
> mixer when you are doing shape animation.
>
> I'm using the bone rotation (single chain with IK) a lot these days
> whenever I'm doing facial animation. It's helps with the arcs and also
> to fake some squash and strech motion.
> I can recommend a book by Jason Osipa called "Stop staring" which
> covers this area quite well (even though it's aimed towards maya
> users).
>
> http://www.jasonosipa.com/JasonOsipa_Main.htm
>
> very good book. And also for basic shapes (according to Aardman) I
> recommend that you study these shapes
>
> http://www.cgnetworks.com/stories/2002_9/aardman/morph.jpg
> They are from the shortfilm "deadline".
>
> wow... that was a lot for some comments on a webbased promotion video
> :)
>
> best regards
>
> stefan andersson
>
>
>
>
>
> --
> Stefan Andersson
> Freelancing Pixel Abuser
>
>
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