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Activity Forums Apple Final Cut Pro Legacy Stroboscope light in footage, how to correct it?

  • Stroboscope light in footage, how to correct it?

    Posted by Bela Molnar on November 20, 2008 at 6:09 pm

    Hello to all,

    I’m filming a lot of live events with a SONY Z1 camera in HDV format. These are mainly concerts and some DJ based events. In most cases I have to deal with images where the Stroboscope lighting is going off on the stage. After capturing the footage and paying it back on the timeline, I get a “strange” effect on the bottom of those frames where the Stroboscope was going off. About 10% of the complete image is flickering on the bottom of the picture.

    Is there any way of fixing this? How could I correct this.

    Thanks

    Bela Molnar
    HiFi Entertainment

    Bela Molnar replied 17 years, 5 months ago 3 Members · 4 Replies
  • 4 Replies
  • David Bogie

    November 20, 2008 at 11:52 pm

    Set the aperture to manual while shooting and you may need to change the shutter speed to something like 1/15. You’re screwed. You’re probably seeing only the portion of the frame that was illuminated when the strobe went off and your electronic shutter was open.

    You can add light so it’s never dark or you can experiment with lots of stylization techniques but shooting under strobes is difficult at best unless you can control them to stay in synch with your shutter which is not possible with club equipment.

    bogiesan

    This is my standard sigfile so do not take it personally: “For crying out loud, read the freakin’ manual.”

  • Bela Molnar

    November 21, 2008 at 9:56 am

    Hi,

    I’m pretty good with Motion. However, it is handheld shot ;(

    What were you suggesting?

    Bela

    Bela Molnar
    HiFi Entertainment

  • Mark Suszko

    November 22, 2008 at 5:57 am

    Are both fields of the bad frames messed up, or can you borrow a field before or after to cover the bad bit? Digital Heaven sells an inexpensive plug-in used for repairing single-frame video glitches or dropouts that perhaps might work on this kind of thing. You’d have to go check out their demo video to see if I’m right or just blowing bubbles in my jar.

  • Bela Molnar

    December 2, 2008 at 5:28 pm

    thanks for all the suggestions! I’m using the digital heaven filter now and that seems to do the trick.

    thanks again

    Bela

    Bela Molnar
    HiFi Entertainment

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