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Activity Forums Adobe After Effects Ye Olde LoopOut Problem

  • Ye Olde LoopOut Problem

    Posted by Gerald Hapeman on May 12, 2021 at 3:56 am

    I created an Energy Ball effect found on YouTube. Came out great (and great tut!) Ball spins like an energy ball. Cool. Comp is 1:45 sec long, but at the 1:00 mark, for some reason, it freezes, and stops spinning. There is a ring of fire attached to it though that keeps spinning, but the center matter stops spinning rights at that point. I can’t understand the anomaly. I thought maybe it was the expression, but why? Frustrated, even after trying to loop it, I scraped it. I tried again with a mov. file of a ball spinning to get same effect, experiment. Just a simple mov., but the video was too short, so I wanted to extend it and loop it too. So I did time remapping. loopOut()

    If I keep the now added keyframes, the ball spins as expected normally. If I move them apart, as to move one key frame to the end of the now extended layer to make the clip longer, the ball slows down dramatically instead of just extending the clip. So I lose the normalcy and now the loop. But ironically, at the exact same time frame as the initial problem, knowing this is a completely different file/asset in the composition, right again at the 1:00 minute mark, it skips a frame, or starts all over again – as I can clearly see the hiccup. Doesn’t freeze, but there is a clear hiccup in frames as it appears the video simply restarts.

    What am I doing wrong… please. Thank you!

    Filip Vandueren replied 4 years, 12 months ago 3 Members · 2 Replies
  • 2 Replies
  • Graham Quince

    May 15, 2021 at 9:28 am

    Could you post a link to the YouTube tutorial you’ve used. I think the clue might be there.

    But in the meantime:

    • Time Remapping lets you alter the duration of a video. Using a loopOut expression get the video to loop between its first and last times. Moving them keyframes apart means that the video will take longer to get from the start to the end.
    • Assuming this is a loop of fire, what you need to do is grab the end of the video and extend that. Put you mouse over the right-hand end of the video, until you see the horizontal resize and then click and drag that to the right. Your video will continue to loop.
  • Filip Vandueren

    May 17, 2021 at 12:52 pm

    Perhaps the tutorial used an expression like time*1000, and it’s applied to a property that reaches its limit of the highest number it can hold at the 1 minute mark ?

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