Forum Replies Created

  • Okay, let me get this straight. To capture 24p footage shot on a varicam at 59.94 using a panasonic AJ-HD1200A (also running at 59.94) and a Kona-2 card (which only captures the 24 “flagged frames” in every second of footage), the Kona and the 1200A need to be synched with tri-level sync? I was under the understanding that since the tape itself is running at 59.94 during capture, one could sync with standard blackburst. Is that the source of my issues?

  • The crew didn’t use any kind of synch other than “time of day.” But again, I’m much less worried about synch between the two cameras at this point than I am any given clip’s timecode being accurate for the EDL.

  • Thanks. Final Cut rounding to the next field seems like a completely plausible explaination for what I’m seeing. I’ll check it out for sure when we rent the deck again in a couple weeks.

  • Thanks to all for taking the time to respond. I’m still confused, so I’m going to be more focussed in my question.

    First, I’m not all that concerned about synch between A & B cameras. I know they didn’t synch the cameras properly, but I’ll resolve that later.

    Second, I’m aware that the video coming out of the deck is 60p. It’s my understanding the “flagged” frames are removed during capture. The video I’ve ingested is certainly 23.98 and there are no “repeated” frames (like you might see on an imporperly done reverse telecine from film footage).

    Third, the offset should be okay — for most of the footage, the clip TC window and the Window Burn TC agree every four frames. The clip TC and windowburn TC are not “out of synch,” they’re “out of step.”

    What’s happeniing is this.

    Frame 1
    ClipTC WBTC
    00 00

    Frame 2
    ClipTC WBTC
    02 01

    Frame 3
    ClipTC WBTC
    03 02

    Frame 4
    ClipTC WBTC
    04 03

    Frame 5
    ClipTC WBTC
    05 05

    etc.

    Here’s the heart of my question: when prep I the EDL for the online, what do I believe, the windowburn TC or the clip TC? What’s causing these two TC values to be out of step?

    Unfortunately, I don’t have the deck right now to expirement with whether I am seeing an odd or even “field.” But I’d like to understand what I’m seeing before renting it again and redig-ing.

    Thanks again in advance for your help.

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