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Activity Forums Adobe After Effects CS5 RAM preview not real-time (by a long shot)

  • CS5 RAM preview not real-time (by a long shot)

    Posted by Kurt Murphy on January 14, 2011 at 6:05 pm

    I’ve searched this post, but haven’t found a definitive answer on this. I’m getting about 12 fps on my RAM previews. I’ve disabled OpenGL. I’m running an ATI Radeon HD 5770 graphics card. I have 8 gigs of RAM.

    I even made a 720 x 540 comp with a solid moving by, and I STILL only get 12 fps (even after letting it loop for a while. Has anyone found an answer?

    thanks!

    kurt murphy

    Kevin Reiner replied 15 years, 6 months ago 3 Members · 6 Replies
  • 6 Replies
  • Kevin Camp

    January 14, 2011 at 6:31 pm

    first off, you are hitting the zero on the numbers pad to do a ram preview, not the space bar which writes to the drive, correct?

    also, in preferences>video preview is it set to computer monitor only? 3rd party video i/o cards can often effect preview performance.

    Kevin Camp
    Senior Designer
    KCPQ, KMYQ & KRCW

  • Kurt Murphy

    January 14, 2011 at 9:38 pm

    <>

    Yes.

    <video preview is it set to computer monitor only? 3rd party video i/o cards can often effect preview performance.>>

    and yes….

    kurt

  • Kevin Camp

    January 14, 2011 at 9:57 pm

    in preferences>previews, try setting ae to only use adaptive resolution and uncheck the option to use opengl.

    if that doesn’t help (or you already had those settings) quit ae and try resetting the prefs by holding alt+ctrl+shift (win) or option+cmd+shift (osx) and launching ae again.

    if it’s still not working few other things would be good to know:

    • is this a new problem, you has it been happening since the install?
    • did you install the latest update (10.0.1)?
    • what os are you using?

    Kevin Camp
    Senior Designer
    KCPQ, KMYQ & KRCW

  • Kurt Murphy

    January 17, 2011 at 6:40 pm

    <previews, try setting ae to only use adaptive resolution and uncheck the option to use opengl.>>

    I had Open GL off, but I couldn’t find the Adaptive Resolution (I only see 1/8, 1/4, 1/2).

    <>

    JEverything new: CS5 on a new 2×2.4 GHz Quad-Core Intel Xeon Running Mac OS X 10.6.4….

    thanks,’kurt

  • Kevin Camp

    January 17, 2011 at 8:53 pm

    osx v10.6.6 is the latest 10.6 (not saying that’s the problem, but you may want to update).

    also, the latest ae cs5 is version 10.0.1, and that is a very important update for cs5, so you should definitely update that if you haven’t.

    you’ll also want to make sure that you have the latest version of quicktime 7 installed (7.6.6 i think). i don’t think there’s been a resolve with quicktime x yet with pro apps… but i haven’t been following that.

    if you have dual monitors, you might try disconnecting one, rebooting and see what happens for previews.

    Kevin Camp
    Senior Designer
    KCPQ, KMYQ & KRCW

  • Kevin Reiner

    March 1, 2011 at 4:26 pm

    Hey Kurt,

    I was having the same problem and may have come up with a solution. In Preferences/Previews switch Color Management Quality to “More Accurate”. Seems counter-intuitive to me, but my previews are in realtime since doing that.

    Please post back and let us know if that fixed your problem as well.

    Thanks,
    Kevin

    Mac Pro 2 x 3 GHz 6-Core Intel Xeon
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