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Activity Forums Apple Final Cut Pro Legacy OMF export dropping tracks!

  • OMF export dropping tracks!

    Posted by George Mandl on April 28, 2008 at 11:03 pm

    This is a weird one. I’m exporting some OMFs for a post sound department to work with. Most of my reels (each around 12-15 mins) have exported OMFs without a problem, and are ending up at about 1GB. I have one nasty reel that keeps exporting out to 200MB. All of my tracks are turned on, and my in and out points cover the entire reel. I’ve tried to place these contents into a new sequence and export from there, and I get the same result – an OMF that contains only the first track of audio. Has anyone seen this? Or can you think of anything that might cause this nonsense?

    Thanks for looking,
    George

    George Mandl replied 18 years ago 3 Members · 8 Replies
  • 8 Replies
  • Jeremy Garchow

    April 28, 2008 at 11:22 pm

    Do you have any of the tracks disabled?

    I have seen some errors when tracks are disabled.

    Open one of the QTs in quicktime then hit apple-i and see how many tracks of audio you captured (each audio track is listed separately).

    Jeremy

  • George Mandl

    April 28, 2008 at 11:32 pm

    Thanks Jeremy,
    All of the tracks are enabled.

    I don’t completely understand what you mean by “Open one of the QTs in quicktime then hit apple-i and see how many tracks of audio you captured (each audio track is listed separately). ”
    Did you mean to open the OMFs there?
    OMFs don’t open in quicktime, but I’ve opened them in Soundtrack Pro and been able to see many tracks for most of my reels, but only one track for this particular reel.

    -george

  • Jeremy Garchow

    April 29, 2008 at 12:25 am

    Sorry, is the audio originating from tape or elsewhere? If originating from tape, and you are making OMFs from that tape, open the resulting quicktime movie in quicktime and follow those steps. Don’t worry about the OMF for now.

    Did you only capture one track? If STP is showing one track, it sounds like you captured one track.

    Jeremy

  • George Mandl

    April 29, 2008 at 12:35 am

    Sorry, I think its my fault for not being clearer. My goal is to deliver OMFs to my post sound guys. I’ve finished editing a feature film, and they’ve asked for OMFs in reels of less than 15 minutes. Everything is fine, except for one reel that keeps exporting with only one track, even though there are 26 tracks of audio, all enabled. When I bring my other 6 OMF reels into STP, I see everything that should be there – 26 tracks of glory. In this particular reel, I only see one track.

    The original audio was recorded on set to DAT tape, then transferred with the film at a lab to DVCAM tapes for me. I ingested everything through FCP and Cinema Tools via .FLX files.

    Everything was captured the same way, from lots and lots of tapes. There are also music tracks, and other SFX which came from various files. The problem is definitely not in the capture, but there is some kind of hiccup with just this reel on export to OMF.

    -george

  • Jeremy Garchow

    April 29, 2008 at 1:03 am

    All right, thanks much for the clarification.

    Obviously something is tripping up the OMF. Any chance you have an mp3 stuck in there somewhere or anything that’s out of the ordinary with that last reel and something from your ‘various files’ pile? I bet there’s an erroneous file in there that is somehow truncating the OMF.

    Jeremy

  • George Mandl

    April 29, 2008 at 2:25 am

    The oddness continues…..
    So I went through the reel, and found no MP3 files. All of my extra audio is AIF. So that’s good. I cleared out my audio render files and tried to export again. No difference. Then I tried to turn off track 1 and export an OMF. This worked, and gave me a nice big OMF file which contains tracks 2-26. So by this process of elimination, I can tell that something is off on track 1. With this in mind, do you know of a way to verify my files on track 1? The reel plays through just fine, and everything looks and sounds OK. I’m at a loss. I might try to ask the post sound guys to accept two separate OMFs for this reel, and combine them on their end, but I’d love to figure this one out on my end.

    THANKS again.
    -george

  • Jason Lyons

    April 29, 2008 at 2:57 am

    I have experienced problems with OMF’s with disabled media that have enabled transitions attached to them. Might want to zoom in and check for disabled media around any fades..

    Hope this helps
    j

  • George Mandl

    May 1, 2008 at 1:59 am

    Jason,
    You are officially the man. I went through my track 1 (the one that seemed to only want to export itself), and found one little pesky clip that had been disabled, under a fade. After I enabled it, the OMF came out nice and clean. Thanks for your insight. A fine piece of troubleshooting.

    George

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