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  • Random Video Screens with Mograph???

    Posted by Doug Nash on July 28, 2008 at 12:12 am

    Hi:

    I have a long video clip of different footage. I want to map that on a single video screen in Cinema. I then want to clone that screen, but I want the footage to play from random points on all the different screen clones, so it looks they all have unique sources. I though that the random effector, with a time offset, would do the trick. But no luck.

    What’s the proper way to accomplish this?

    Thanks, in advance.

    Doug Nash replied 17 years, 9 months ago 3 Members · 4 Replies
  • 4 Replies
  • Chad Cottrell

    July 28, 2008 at 6:19 am

    Many people on the Cow ask about making video walls with mograph. I think you need to use multishader.

  • Doug Nash

    July 28, 2008 at 6:25 am

    Anyone have experience with this? I’ve searched through seemingly every similar post on Creative Cow, and have had very little success in finding a workable solution. I’ve seen most people suggest going with the multishader. However, I don’t see any way which that will work for my project. The video clip I need to map on to the clones is over five-minutes long, and 1.5gigs.

    Again. All I want to do is simply randomize the start and end frame for the big clip, across all my clones.

    Thanks.

  • Adam Trachtenberg

    July 28, 2008 at 2:47 pm

    I can’t think of an automatic way to do this, which isn’t to say it can’t be done. 🙂 Unfortunately the time offset feature in the effectors doesn’t influence material animation.

    Here’s what I would do:

    * create a material with multi-shader in the luminance channel;

    * add a bunch of layers to the multi-shader and load the video into each one;

    * go into the animation properties of each layer and manually change the start time of the clip;

    * assign a random effector to the cloner set to randomize color only.

    That will randomly assign the multishader layers you set up to the clones, so you will have as many different start times as you have layers in your multishader.

  • Doug Nash

    July 28, 2008 at 3:46 pm

    Thanks so much. I’ll give that a shot and report back.

    I’m a bit shocked that this wasn’t taken into consideration with MoGraph. Perhaps in the next version.

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