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Activity Forums Adobe After Effects CC Mr.Mercury as transition?

  • CC Mr.Mercury as transition?

    Posted by Ratray on May 2, 2006 at 3:04 pm

    I’m a relatively new AE user and I’m trying to use Mr. Mercury to melt one scene off and another one on. I cannot seem to find the “master” attribute for Mr. Mercury that will allow me to start the effect gradually and let the image melt slowly. It seems as if the effect is always ‘on’ or the image disappears. I can get all kinds of sizes of blobs, etc. but cannot get a slow, gradual start/end. Can anyone help me with this? Or can you point me to support docs for the effect. CC’s website has nothing.
    Thanks.

    Alon_a replied 20 years ago 2 Members · 1 Reply
  • 1 Reply
  • Alon_a

    May 3, 2006 at 4:17 am

    As far as I know, you’re right, CC Mr. Mercury does not easily lend itself to creating a transition since it doesn’t have a “master” knob for switching from a blobby image to a flat, unaffected one.

    You have several options…

    One simple method is to tweak the parameters to get an appropraite transition. Try something like this:

    X & Y radius: 90 (depending on the size of your comp this may need to be more, or less)
    Producer: (in the middle, which is the default setting)
    Direction: (whatever, it’s irrelevant here)
    Velocity: 0
    Birth rate: 30 (depending on how fast you need the transition to be, you may need to play with that)
    Longevity: 4sec (long enough to last the whole transition)
    Gravity: 0
    Resistance: 0
    Extra: 1
    Animation: Explosive (doesn’t make much difference with these settings)
    Blob Influence: 100%
    Influence Map: Blob In
    Blob Birth Size: 0.01
    Blob Death Size: 2

    When this is applied to a layer, it should transition from fully transparent to fully opaque and undistorted, with some wobbly blobby action in the middle.

    Another option would be to apply Mercury to a solid white layer. At the end of the animation you’ll want the layer to be its original self – solid white – and if Mercury doesn’t give you that just fade in another white layer, untreated. Then use this white animation as a track matte, and possibly a distortion map, to the layer you need to fade in. This may be too sketchy for a new user so let me know if you need more details.

    AA

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