Activity › Forums › Apple Motion › Jitter Background
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Jitter Background
Posted by Randy Rohde on May 10, 2005 at 4:59 amI’m creating a simple text over a background, but once I exported it I noticed that it jittered. If I go frame by frame the image moves around. Is there a solution to this?
Doyle Rockwell replied 21 years ago 3 Members · 5 Replies -
5 Replies
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Randy Rohde
May 10, 2005 at 5:11 amThe background is a partical emitter. It’s not a static image. I should have specified that.
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Richard Harrington
May 10, 2005 at 11:51 amYou have interlaced material and thin lines…
Make the object bigger….
OR Apply a slight vertical blur -
Doyle Rockwell
May 10, 2005 at 5:42 pmHey Randy,
This particle background…does it have a filter applied to it?
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Randy Rohde
May 10, 2005 at 10:50 pmYes several Directional blur, contrast and crystal thing… It doesn’t jitter constently just sparatically. Like a spastic object in bursts.
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Doyle Rockwell
May 11, 2005 at 5:00 amHey Randy,
It sounds like you’re running into a size problem. The particle object constantly changes size, so if you apply filters that have a centerpoint, like Zoom Blur, etc, the centerpoint jumps around, causing the image to jump around. Motion 2 allows you to hard-set layer sizes, so you can set the layer with the particles in it to a specific size and the filters won’t cause jumping. In Motion 1, you can just put a transparent color solid generator in the background (that is larger than the largest size the particles get) and apply the filters to the parent layer. The generator acts as a “spreader” and makes sure that the layer’s size stays constant, and your filters stay stable.
Hope this helps.
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