[FFmpeg-user] Audio Video Lip Sync Problem - IPhone mov

Gagandeep gagandeep.bawa at ironroad.com
Fri Dec 2 18:38:40 CET 2011

I guess It was working fine previously from ffmpeg command line tool on server. I did not check lip sync there as we need to do this on client side in IPhone only. 

Sent from iPhone4

On 02-Dec-2011, at 1:55 PM, Carl Eugen Hoyos <cehoyos at ag.or.at> wrote:

> Gagandeep Bawa <gagandeep.bawa <at> ironroad.com> writes:
>> I am compressing IPhone recorded mov file in to mpeg4 file with in my
>> IPhone app itself. For this i compiled ffmpeg libraries for IPhone and
>> doing compression programmatically using ffmpeg libraries with in IPhone
>> app. Everything working fine except video audio lip sync problem.
> Is the problem also reproducible with ffmpeg (the application)?
> Carl Eugen
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