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Activity Forums Adobe After Effects Automize brightness

  • Automize brightness

    Posted by Maris Goudzwaard on December 18, 2014 at 9:56 pm

    I’m working on a project that visualizes being in a spaceship traveling around. There is a layer with spaceflight footage and on top of that there is a layer with a spaceship window frame. as you can see below:

    https://i.imgur.com/jhxf4fB.jpg

    You can see that the window frame has the same brightness in a dark setting as it has in a light setting. I want the window frame to roughly match the brightness of the footage shown underneath it. It’s going to be a 1 hour video so i was wondering if there is an trick to automatically adjust the brightness

    View post on imgur.com

    Derek Boettcher replied 11 years, 8 months ago 2 Members · 1 Reply
  • 1 Reply
  • Derek Boettcher

    December 18, 2014 at 11:00 pm

    Well, maybe.

    Here is what I would try: Duplicate your background footage, place it as the top layer. change the transfer mode to screen, then add a box blur to it and blur it out. Add a subtract mask where the porthole is and feather it out. Finally change the opacity to make it look more like a highlight. You can then precompose that and try adding a displacement map and parent the light layer to ship window to make it look like it is distorting around the objects there.

    I would also probably flip the image so that the light hits the opposite wall when it comes into view. That’s the only thing I can think of to “automate” something like that.

    Best,
    Derek Boettcher
    Creative Management
    BTH Media Group
    https://bthmedia.com

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