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Activity Forums Adobe After Effects adding lossless animation to a comp will lose quality?

  • adding lossless animation to a comp will lose quality?

    Posted by David Lieberman on January 21, 2008 at 8:03 pm

    hya,

    i just need some help about animation codec clips.

    I have just renderred a clip with AE7 in animation codec (lossless)… I have another project in AE CS3 and i need to take this lossless clip and put it in with the rest of my unrendered compositions.

    will there be a loss of quality or will the lossless file im importing into my project remain as it is?

    the composition it will be dragged onto will have the same settings as the one from which i created the lossless clip. DV PAL 720×576 25fps.

    thank you.

    thanx for the help.

    David Lieberman replied 18 years, 3 months ago 4 Members · 5 Replies
  • 5 Replies
  • Bouke Vahl

    January 21, 2008 at 8:35 pm

    I’ve noticed that when you have an interlaced clip, intepreted as such and render out to interlaced you’ll loose sharpness.
    The same clip rendered as progressive to progressive stays the same.
    Now you can only pull this trick if you don’t do any scaling or rotation on interlaced material.
    You can do a repos, but only by an even number of pixels, or you will change field dominance.

    hth

    Bouke

    http://www.videoToolShed.com
    smart tools for video pro’s

  • Justin Vaillancourt

    January 21, 2008 at 9:25 pm

    As long as everything is rendered out lossless at full quality the rendered clip should look exactly the same as your AE comp.

  • David Lieberman

    January 21, 2008 at 9:40 pm

    sorry that’s a bit confusing… what do you mean it will look the same as my comp?

    maybe i explained wrong…ive got a comp..and in this comp i have raw animation ive made from scratch. in additon to that raw animation i also have a lossless full quality video i rendred from AE7…. so when i put that into the comp with the UNrendered animation, and render it all as lossless, it wont lose quality?

    thanx again

    thanx for the help.

  • Kevin Camp

    January 21, 2008 at 10:00 pm

    yes, that’s pretty much correct… if you render out from ae7 as lossless to composite in cs3, the lossless animation file should be exactly the same as it was in the ae7 comp.

    however, if you were working in 16-bpc or 32-bpc color lossless animation is only capable of writing 8-bpc, so you would lose some data in that case… if that were the case, you could use another codec, like none16 from digital anarchy (free), which will encode 16-bpc color, or an image sequence like tif.

    Kevin Camp
    Senior Designer
    KCPQ, KMYQ & KRCW

  • David Lieberman

    January 21, 2008 at 10:13 pm

    thank you!

    d

    thanx for the help.

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