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Activity Forums Adobe After Effects Unable to export Uncompressed 10-bit 4:2:2 in 16×9

  • Unable to export Uncompressed 10-bit 4:2:2 in 16×9

    Posted by Michael Nikitin on November 4, 2008 at 10:03 pm

    Hi guys,

    I feel pretty dumb asking this, but… how come every time I try to export an Uncompressed 10-bit 4:2:2 Quicktime from AE, the rendered video comes out squished to a 4×3 from a 16×9, as it is set up in the Composition?

    Here’s what I do. I set up a render via Render Que. Specify Uncompressed 10-bit 4:2:2 as encoding. I tried a few different options from the “Stretch” variables: locking aspect ratio to 3:2 and unlocking it; specifying the stretch variable to DV NTSC Widescreen and leaving it grayed out as default… same result. The render squishes the movie to a 4×3.

    I thought that, maybe, it’s just my Quicktime player that misrepresents the image… but that’s not the case, either. I tested the rendered file in a new Comp in AE — it really is squished. Also, I rendered a DV/NTSC-encoded movie of the same sequence for reference, specifying that it should be a 16×9 move, and that came out 16×9, as it should, and it played as such in Quicktime player.

    So… would anyone happen to know, what is it that I’m missing?

    Thanks!

    Michael

    Adam Taylor replied 17 years, 6 months ago 3 Members · 4 Replies
  • 4 Replies
  • Michael Nikitin

    November 4, 2008 at 10:58 pm

    Wow. It works! Pretty cool… Thanks, Dave!
    Does this method mean that, to compress the video for DVD, for instance, I can only do it exclusively via FCP and Compressor (not that I have anything against that)?

  • Joey Burnham

    November 5, 2008 at 12:58 am

    Hi Dave,
    I know you like Animation better than uncompressed 4:2:2, but I was wondering if you would agree with that if you are an editor working in uncompressed 4:2:2. In an NLE you would have to rerender anyways.
    Joey

  • Joey Burnham

    November 5, 2008 at 11:19 pm

    No new news I’ve heard of but I’ve just never had a problem with it is all.
    Cheers!

  • Adam Taylor

    November 8, 2008 at 11:10 pm

    I’ve worked exclusively in 10bit uncompressed for the past two years as both the video editor and the compositor (another one-man band!!) and i have never had any problems of the sort you describe, Dave.

    Having said that, i am in pal land and so it may be the problem is related to ntsc in conjunction with 10bit.

    adam

    Adam Taylor
    Video Editor/Audio Mixer/ Compositor/Motion GFX/Barista
    Character Options Ltd
    Oldham, UK

    http://www.sculptedbliss.co.uk

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