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Activity Forums Panasonic Cameras 59.94 > 23.98 major issue !!!

  • Gary Adcock

    May 29, 2006 at 2:32 pm

    [Mike Most] “You’re not listening. There are no flags in the stream unless the material is shot with the Varicam. They are inserted as part of the camera’s internal conversion process. There is no way to record on a DVCPro HD tape machine at anything but 60 frames. That’s how the format works.”

    Mike
    I was not talking about the VFR flags in the video stream or the 60fps format of the tape – on that you are totally correct.

    BUT we are talking FINAL CUT PRO here and actually its ability to remove redundant frames does not fully rely on the RP188 TC flags to be there when it thinks that all it needs to do is remove every 2nd, 4th and 5th frame in every 5 frames of the cadence. We can thank the original design of the app for this. FCP had the ability to extract the redundant frames (whether or not it was supposed to really be pulldown) before most people knew they might need to be able to do it.

    My reference has nothing to do with the flags as generated by a Varicam or HVX200 , this is the very reason why NLE’s (like Avid and FCP) can still lay down a proper 720p24 material into the 60fps stream when recording back to DVCPROHD tape,

    It is also my understanding that Avid did the same thing until the first of the year – because prior to the Jan 06 updates Avid did not support anything that did not have the industry standard 2:2 or 3:2 pulldown. (for 30p and 24p content)

    gary adcock
    Studio37
    HD & Film Consultation
    Post and Production Workflows
    Chicago, IL
    gary@studio37.com

  • Noah Kadner

    May 29, 2006 at 5:02 pm

    True FCP can lay down with pulldown but it will not have flags. If you just capture at 23.98 you’ll be capturing at random and you’ll have a 1 in 5 chance of correctly removing the redundant frames. Otherwise you’ll wind up with the redundant frames still in the clip and true progressive frames gone which provides an unusable clip. That’s why I suggested Cinema Tools where you manually determine the A-Frame location and then apply the proper pulldown removal pattern.

    Noah

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