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Activity Forums Apple Final Cut Pro Legacy Sync Problem w/ panasonic p2

  • Sync Problem w/ panasonic p2

    Posted by Hillel Aron on March 11, 2008 at 1:00 am

    I just got some footage shot on a panasonic p2 card. It was shot at 23.98 fps. The audio was recorded seperately. I got it on .wav files. When I sync the audio and video, using the slate, the sound drifts pretty drastically- the sound ahead of the video.

    Does this sound like a final cut pro problem to you? Could FCP fix it?

    The audio is 48k, 24 bit. When I scroll through the audio, the time-code shows 30 fps. Not sure if this is the problem.

    Please help. Thanks!

    Matthew Schow replied 18 years, 6 months ago 3 Members · 6 Replies
  • 6 Replies
  • Sean Oneil

    March 11, 2008 at 1:58 am

    Sounds like the audio was recorded at 24.00 instead of 23.98. Either that or Quicktime is mis-interpreting it as such. Speed it up by 1% exactly, and it should sync up perfectly. Or use Cinema Tools to conform it.

    Sean

  • Hillel Aron

    March 11, 2008 at 3:03 am

    audio is ahead of video. Tried slowing audio down- it woould have to be slowed down to 90%. That’s not gonna work. Any other ideas? Thanks.

  • Sean Oneil

    March 11, 2008 at 3:09 am

    Use QT player to convert the WAV files to AIFF. That’s all I can think of. Could be a serious problem or the person who recorded the audio screwed something up.

    Sean

  • Matthew Schow

    March 11, 2008 at 4:24 am

    try exporting the audio only out of FCP using compressor. you can change the final encoding of the audio to conform to 23.98 fps. you can change the exported files frame rate in the inspector window under ecoder in the audio tab. if the audio file says 30 fps, it’s been recorded at the wrong frame rate.

  • Hillel Aron

    March 11, 2008 at 5:05 pm

    i don’t see where to change the frame rate to 23.98 in compressor.

    thanks.

  • Matthew Schow

    March 11, 2008 at 7:04 pm

    you know what i just went down to see if i could do it on my computer, i’ve actually never tried to export just audio but i have done frame rate conversions that include both audio and video using compressor, but i guess you can’t do it with audio only. i’m sorry i couldn’t be more help. do you have final cut studio? the next program i would try would be soundtrack pro. i’m sure that when you export from that program you can change the frame rate. i know you can do it in pro tools, but i don’t know how to use that program. and sorry again, i thought i had a real simple solution for you.

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