Join Chris Meyer for an in-depth discussion in this video Exploring mask interpolation, part of After Effects Apprentice 05: Creating Transparency.
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As you might have noticed earlier in this lesson, sometimes mask shapes…don't always do what you want to them to do as they interpolate from one…shape to another.…Well there is an advanced tool in After Effects called Mask Interpolation, which…can help solve some problems.…If you have the Exercise Files that came with this lesson, open up Mask…Interpolation sidebar.aep.…This subject is also covered in our more exhaustive book, Creating Motion…Graphics, at the end of the chapter all about masking.…Here I've got a few shapes of a champagne bottle that I want to morph to…a martini glass.…
Unfortunately, as you can see, some very funky things happened during the middle…of this mask interpolation.…Well, as you learned already, the first thing to check for is that first vertex.…I'll select the mask path. Look for the biggest out of all.…That's the first vertex.…Go to my next keyframe.…Use my handy Keyframe Navigator and I see my first vertex is indeed still…done here at the bottom.…So that's not my problem.…
The After Effects Apprentice videos on lynda.com were created by Trish and Chris Meyer and are designed to be used on their own and as a companion to their book After Effects Apprentice. We are honored to host these tutorials in the lynda.com Online Training Library®.
- Creating masks using parametric shapes or freeform with the Pen tool
- Editing and animating masks
- Combining multiple masks
- Using one layer to define the transparency of others
- Explaining the interaction between effects, masks, and mattes
- Mastering mask animation