Audio drift when importing a quicktime file into FCP from Avid Express Pro..... Help.

Posted by CutHowYaLike 
This is the problem:

Export out of Avid Express Pro mpeg4 self-contain 24 frame quicktime.
And then.
Import into FCP and the audio (4 tracks) starts to drift or lag.

Setting we are using for the Quicktime Export:

Mpeg4 Video
Medium Quality
Frame Rate: 23.976
Key Frame: 24
Bit Rate: 6400
320x240
RGB

Sound
uncompressed
22,05khz
Sample Size: 16
Channels: 1

Does anyone have a solution?

Cheers,

Jason C.
Re: Audio drift when importing a quicktime file into FCP from Avid Express Pro..... Help.
April 20, 2007 09:32PM
If you're cutting in a Dv timeline, you should be using 48,000khz audio, not 25,050(?)khz.

Also, it's going to be a small, poor quality picture in the middle of your frame, or get blown up to compensate and look terrible. How come you're exporting it so small and at only medium quality, as an MPEG?

Jude's right, just export from Avid using the QuickTime NTSC DV codec and check to see that it's 48K audio too. Sample rate issues can cause synch drift during realtime playback on either system.

- Loren
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Re: Audio drift when importing a quicktime file into FCP from Avid Express Pro..... Help.
April 20, 2007 11:25PM
Just checking: What was the original format of the clips and timeline in the Avid XPress Pro? I cut a short film last year that was using Avid XPress Pro to edit HDV and sync was an insufferable problem. I was able to export a DV NTSC movie file of an earlier cut, but when the director, producer and previous editor tried, the sync went all over the place.


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