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Activity Forums Apple Final Cut Pro Legacy Which one comes first, color correction or chroma key ?

  • Which one comes first, color correction or chroma key ?

    Posted by Fredy Schwerdtner on December 20, 2010 at 3:14 pm

    I’ve posted before (title: First time editing HDV with HD materials …), but nobody answered me and then I decided to do my guesses, read around the web and I believe I did a mistake just in the begining of the job.
    It’s gonna be a training video +/- 15 min long. It will have a lot of things inserted, like motion graphics, letterings, pictures, background clips, lower thirds, musics and etc …
    The main presenter was shot on blue screen to have all the things mentioned above on background and foreground.
    First I equalized the clips codec to avoid the need of render on every change.It was used a Sony HDV camera and the Cannon D5. For not loosing color information and everything else I’ve made the HDV as Prores 422, 1920 x 1080, deinterlaced, matching the Prores 422 that came from the D5.I knew that I would have to do some color correction to match the images of the clips. Here is what I believe it was my first mistake. I first did the chroma key with the Primate plugin from Red Giant (by the way, it rocks !) and after the color correction, using Colorista II. When I exported it as Animation or Prores 4444 (to keep the alpha channel) I had to do it without rendering the timeline, otherwise FCP would “flatten” the timeline not keeping the Alpha channel. Doing that, some adjustment on color correction doesn’t worked nor ended properly.
    Would it work fine if I inverse the process ? Inverting the process is the rigth “workflow” ?
    Thanks in advance.
    Fredy.

    MacBook Pro 17″
    2.5 GHz Intel Core 2 Duo
    4GB 667 MHz DDR2 SDRAM
    (2) External HD LaCieMac (400/800 FW and USB)with 500GB -(2) USB External HD Western Digital (in cases) with 750GB
    OS X 10.6.5
    Final Cut Studio “3”

    Bret Williams replied 15 years, 8 months ago 2 Members · 1 Reply
  • 1 Reply
  • Bret Williams

    December 20, 2010 at 4:10 pm

    I would add the chroma key effect. To all the clips. Then add color correction after the edit is near completion.

    Why did you export the clips with Alpha? Makes it hard to tweak the chroma key down the road.

    Making all the clips ProRes was a good idea. Especially from HDV.

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