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  • Colour legalising and Video Mixdowns

    Posted by Paul Allen on January 14, 2008 at 9:05 pm

    Hi All,

    I’ve got a short film which has some illegal colour issues so I went to the effects pallet and dropped the ‘Safe Color Limiter’ effect onto the offending video sequence and rendered (using xpress pro). I then did a video mixdown of the video sequence in question in the belief that this would give me a video sequence with legal colours, but without an effect having to be run on the video line. I then thought I’d check that this new video mixdown sequence to check that it didn’t indeed have any illegal colour issues. To do this I again dropped the ‘Safe Color Limiter effect’ onto the mixdown sequence so that the source monitor would highlight any illegal colour issues. Low and behold, this new video mixdown sequence still has loads of illegal colours highlighted.

    I tried another route by selecting the ‘Clip’ button in the colour correction tool but same result.

    …from my experiments it would therefore appear that you can’t mixdown a colour legalisation effect. Is this true, and if so, can anyone explain what’s going on?

    Thanks,
    Paul

    Grinner Hester replied 18 years, 4 months ago 3 Members · 3 Replies
  • 3 Replies
  • Bouke Vahl

    January 14, 2008 at 9:24 pm

    No idea why it would not render, but two questions:
    What is wrong with rendering and playing out?
    Why use the effect in the first place? If you know it’s illegal, you got a scope/waveform.
    If you do, use the CC tools to do it the right way.

    Bouke

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

  • Paul Allen

    January 14, 2008 at 10:11 pm

    Thanks Bouke,
    Yeh, I know rendering and playing out is always an option, but I’m one of those people who gets hung up if I don’t understand why things work or don’t work when they should. I get worried that things might go wrong if I don’t understand the underlying principles. But take your point.

    Don’t have a scope, just know it’s illegal because flickers on a monitor on the cuts.

    It’s just weird that it doesn’t render. Feel I’m missing something here…

    Paul

  • Grinner Hester

    January 15, 2008 at 3:22 pm

    Paul, a simple color effect will squeeze ire levels down to 100. You’ll only need to being down chroma with these effects.
    You really need to be monitoring with scopes. You can pick some up on ebay cheap.
    Unless you are exporting reference files, there is no need to confuse the issue, deplete quality and waiste time & disc space with mixdowns.

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