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Activity Forums Adobe After Effects Keying issues…

  • Keying issues…

    Posted by Daniel Elder on July 21, 2006 at 2:53 pm

    I have been keying a lot of different files for this current project, but one of my files has the actor moving quite a bit. Everytime I use Linear Color Key it is creating a hard key, with very rough edges and I can’t smooth out the edges with out losing his information. When I use Keylight, it works better when I use the different options, but it still isn’t totally crisp, and I have to soften the edges too much which gives too much of a halo effect. I think keylight is better for this situation, any thoughts on what settings would be the best to use, and what I should be playing with more, or are there other solutions out there that key movement in a crisper fashion?

    Thanks

    Dan

    Daniel Elder
    Associate Producer
    http://www.luminair.com

    Daniel Elder replied 19 years, 10 months ago 2 Members · 4 Replies
  • 4 Replies
  • Daniel Elder

    July 21, 2006 at 5:47 pm

    Wow, thanks for the explanation Dave.

    First off, your correct I am using a Key from DV shot footage, now here is some other info. I had the subject sitting on a chair that we isolated, then a cushion which we isolated then the actor on the chair which we isolated, then he is moving a lot while sitting on the chair. So unfortunately we do have a couple of hot spots, but they are relative to the subject sitting on the chair, so the shadows bounce in a safe manner. I will give the pre-blur a try and see what kind of outputs I acheive with that. I am still tweaking with all the different settings to see what are the best settings to acheive for this sort of movement. But I appreciate your explanation, thanks.

    Dan

    Daniel Elder
    Associate Producer
    http://www.luminair.com

  • Matt Wafaie

    July 21, 2006 at 8:07 pm

    It’s obvious to me that you’ve already shot this and it’s too late to re-light. And since you’re using DV I must highly highly suggest trying DVmatte Pro by DV Garage. It’s just a plugin and it works freakin’ wonders. It’s made for exactly your problem. I used it recently to do the same thing and it saved my life. I don’t know how much it costs as a standalone, I got it with a package. But I’ll bet it’s pretty cheap. I had actors moving too quickly and I couldn’t key out the green but not the blur. DVmatte Pro kind of works by interpolating blur and removing the green on a gradient so you get nicer edges and get to keep your motion blur.

  • Daniel Elder

    July 24, 2006 at 8:58 pm

    Thanks guys, I will give both of these posts a shot and see how it works

    Daniel Elder
    Associate Producer
    http://www.luminair.com

  • Daniel Elder

    July 24, 2006 at 8:58 pm

    Thanks, I will give both of these posts a shot and see how it works

    Daniel Elder
    Associate Producer
    http://www.luminair.com

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