rotoscoping (animating masks)...motion vs. shake

Can anyone provide me with info that explains the advantages of shake over motion?

mac book pro 2.4 core duo 4 gigs ram, Mac OS X (10.5.5), mac book pro 2.4 core duo 2 gigs ram

Posted on Oct 27, 2009 9:53 PM

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4 replies

Oct 29, 2009 12:38 AM in response to product

I'm not sure if you're only asking about rotoscoping, or about Shake in general. I'm also not sure why you'd come on a Motion forum asking us to tell you how another program is better. Those of us on this forum, tend to like using Motion.

I tried Shake years ago and found it difficult because I'm not really used to node style workflow. However, I muddled through a few projects; one was even a roto job.

Personally, Shake is ok at roto. I actually prefer After Effects to both Shake AND Motion for rotoscoping. I feel like roto'ing in Motion is difficult for a couple of reasons.

1) The control points are too big. Sounds like a weird complaint, but the most important part of rotoscoping is being able to see how close the mask is. I'm often finding out later that the mask wasn't as tight as I thought it was because the big control point was in the way.

2) It's really hard to select multiple points at once. Sometimes I can do it, but sometimes when I attempt to lasso multiple points, I only end up selecting layers and moving them. It's so hit and miss. I would love there to be a "mask-mode" that would make roto'ing easier.

3) Complex masks with lots of points can choke Motion. Now I haven't tried this with Motion 4, but in Motion 3 a complicated mask (more than 60 control points) would start to eat away at the performance of the program. At first it would be fine, but then there would be tremendous lag trying to move or even select a point. I would have to close Motion and open it again. Not fun.

Hope this helps you out.

Andy

Oct 29, 2009 6:05 AM in response to Andy Neil

Thanks for sharing on the subject. I actually just d-loaded the trial of mocha for final cut. I spent most of the night familiarizing myself with it. From what I can tell about mocha thus far, it seems to greatly reduce the amount of time needed to produce a really clean rotoscope.
I also really like motion for the most part. But I feel like it is limited in some respects. I would love to see more photoshop esque tools in motion. In regard to the comment you made about lassoing control points, I think that is a flaw in the motion 4 upgrade. Not certain about that, but I think I can remember lassoing control points without a problem in motion 3. I have stopped even trying to use that technique. Instead, I just command click the points one at a time in order to select several control points.

Jon

Oct 30, 2009 12:04 AM in response to product

Funny - didn't get to finish posting this morning, but - I was gonna say just what Andy said - I prefer Shake for roto because A) The control points are very small and it's easier to see what I'm doing, plus B) I never accidentally select something else.

BUT - I was gonna say Mocha is far far superior because of its tracker...

so there you go - just what you suspected.

That said, Motion is pretty good for simple roto tasks. I use it when I don't wanna crank up Shake or Mocha (or Mokey)...

Patrick

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Nov 25, 2009 12:21 PM in response to product

I know this is a Motion forum, but seing as how some other programs have been mentioned... I've also been looking for a good rotoscoping program. I downloaded Mocha and it's "big brother" Motor. Both do a good job. Another one I am using the trial version of is Silhouette,by SFX. It's spendy, but I think if you do a lot of rotoscoping for a living, it's worth checking out...

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rotoscoping (animating masks)...motion vs. shake

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