[FFmpeg-user] ProRes (LT) Quicktimes: Good for Windows. Not so good for Mac.

Jeremy Oddo joddo at jerfu.com
Thu Mar 22 19:14:06 CET 2012

>>>  About this, I think the Final Cut media warning may be related to the
>>>  A/V interleaving, i.e. the way the chunk offset tables are written. I

>>  Yes, this is because FCP expects audio chunks to be approximately
>>  48000 samples.

Could you get around this issue by supplying a null stream for the audio
and setting -ar 48000? I can't test the /dev/zero because I'm on Windows
and I don't know if there is a /dev/zero equivalent (I tried null w/o luck).

More information about the ffmpeg-user mailing list