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Inspiring
December 11, 2018
Question

Video slideshow assistance

  • December 11, 2018
  • 3 replies
  • 1270 views

Hi all

I am trying to create a slideshow using sub 10 second video clips and have a camera move between all the clips.

I have recomposed each video clip into a Polaroid style frame and have used the loopout expression to continuously loop the videso.

My main composition is two minutes 45 seconds long and I have 25 clips.

I have tried to find a YouTube tutorial for video slideshows but all the ones I found were using photos. All the videos I found have each photo composition lasting the whole of the main composition so does that mean I have to do the same with my video compositions as well and if so how do I do this because I have cut the videos down from a much longer video and only want the selected elements .

I am still learning after-effects so could do with some advice. Any help would be appreciated.

Thanks

Keith

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    3 replies

    Warren Heaton
    Community Expert
    Community Expert
    December 12, 2018

    Did you enable Time Remapping for your video layers?  You'll need that with the keyframes set correctly so that your loopOut expression has something to loop out when you extend the layer out point.

    -Warren

    Participating Frequently
    December 12, 2018

    Thanks Warren. I was imagining that he would make each 'pre'comp from scratch which would negate having to extend the layer (I shouldn't have changed the wording which originally said "Put each of your Polaroid videos into its own composition which is 2 m 45s long.")

    spacman75Author
    Inspiring
    December 12, 2018

    Hi all

    Thanks very much for your help but what expression should I use? I have just used the very simple loopOut("cycle"). Can you suggest another expression I can use to extend the length of the click without slowing down at all. And some of them I have got a scale in effect so don't really want to touch that.

    Participating Frequently
    December 12, 2018

    Hi. Put each of your Polaroid videos into its own precomposition which is 2 m 45s long. Make a main composition (2:45) and place each of the precomps into it - you will then have the video layers going from the beginning of the comp to the end.

    Mylenium
    Legend
    December 11, 2018

    You can move and trim the layer bars as needed. I recommend you look it up in the help.

    Mylenium

    spacman75Author
    Inspiring
    December 11, 2018

    Hi.

    I have trimmed each composition to the length of the video already. If that's what you mean.

    Keith

    Mylenium
    Legend
    December 11, 2018

    Then I'm not quite clear what you are having issues with. Care to elaborate? Are you saying that the pre-comps don't actually loop/ continue as would be required or is it something else?

    Mylenium