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Activity Forums Apple Final Cut Pro Legacy Jittery Still Images

  • Jittery Still Images

    Posted by Chris Parkhurst on October 2, 2007 at 6:15 pm

    I’m building a pseudo-slideshow via FCP 6.0. All images are 200 dpi as I’m doing a ton of push-ins, zoom-outs, pans, various dissolves, etc. However, I’ve noticed that in a handful, the entire image (frame) seems to ever-so-slightly bounce up and down, a jitter, if you will. What gives? I’ve tried running some deinterlacing filters, but that shouldn’t be the issue, right? I mean, the footage does not originate in video, they’re stills..?

    In advance, thanks for your expertise!

    Ed Dooley replied 18 years, 7 months ago 5 Members · 5 Replies
  • 5 Replies
  • Shane Ross

    October 2, 2007 at 6:27 pm

    DPI is meaningless in video…what are the DIMENSIONS of the still? 2000×1500 at 72DPI will look better than 500×300 200DPI. You need to have large DIMENSION stills.

    Are you judging the quality of the image on an external monitor? Or the CANVAS? NEVER judge the quality of your footage using the Canvas and computer monitors…they will not show you what you really have. You can put the canvas at 100% and that would give you a better idea of what your footage really looks like. Try that and see what happens to the jitters.

    Are these stills LINE ART perchance? I had issues with that in SD….

    Shane

    Littlefrog Post
    http://www.lfhd.net

  • David Roth weiss

    October 2, 2007 at 6:43 pm

    [cparkhurst] “I’ve tried running some deinterlacing filters, but that shouldn’t be the issue, right? I mean, the footage does not originate in video, they’re stills..?”

    Deinterlacing is not the problem, in fact, most efforts to deinterlace this type of material does nothing more than insure that it will have jerky movement.

    As Shane says, you must view on a TV or broadcast monitor, and, you must make certain you have “Full” checked in the Seqeunce–Render All dropdown menu before rendering.

    David Roth Weiss
    Director/Editor
    David Weiss Productions, Inc.
    Los Angeles

    POST-PRODUCTION WITHOUT THE USUAL INSANITY™

    A forum host of Creative COW’s Business & Marketing, and Indie Film & Documentary forums.

  • Ed Dooley

    October 2, 2007 at 7:19 pm

    And……. try the flicker filter, that’s what it’s there for. I personally use a little vertical Motion Blur in PhotoShop before bringing stills into FCP, but the Flicker filter works too.
    Ed

  • Tom Matthies

    October 3, 2007 at 12:54 pm

    I’ve found that a small amount of Gaussian blur or a vertical blur will often take the edge off of a still with excess resolution. Try different amounts until you find the right setting for a particular still.
    Tom

  • Ed Dooley

    October 3, 2007 at 3:42 pm

    I agree, as I already posted the same thing, about the vertical blur. But there’s no need to use gaussian blur, which blurs pixels in all directions, unnecessarily blurring the horizontal sharpness. The flicker is only happening vertically, which is why Motion Blur, set to vertical, is the way to go.
    Ed

    [Tom Matthies] “I’ve found that a small amount of Gaussian blur or a vertical blur will often take the edge off of a still with excess resolution. Try different amounts until you find the right setting for a particular still.

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