[FFmpeg-user] Problems with ffmpeg

JULIAN GARDNER joolzg at btinternet.com
Wed Oct 10 21:01:51 CEST 2012



>________________________________
> From: Carl Eugen Hoyos <cehoyos at ag.or.at>
>To: ffmpeg-user at ffmpeg.org 
>Sent: Wednesday, 10 October 2012, 18:30
>Subject: Re: [FFmpeg-user] Problems with ffmpeg
> 
>JULIAN GARDNER <joolzg <at> btinternet.com> writes:
>
>> > JULIAN GARDNER <joolzg <at> btinternet.com> writes:
>> > 
>> >>  Ok, if you remove the "-async 1" the problem goes away, 
>> >>  well the clipping message, i have not done a long term
>> >>  test on sync issues but i expect that could then cause 
>> >>  another problem
>> > 
>> > Please report them, do not forget command line together 
>> > with complete, uncut console output!
>> 
>> Ive already done that, ive also posted a link to a file 
>> that shows the exact problem and an example command line
>
>If I understand above mails correctly, you provided a sample 
>that fails if you add -async 1 to the command line.
>(It seems the new -async 1 does not like channel changes.)
>You removed the -async 1 and wrote "the problem goes away".
>Then you write "I expect that could then cause another 
>problem" (lets assume this is true), so I asked for a 
>sample that does indeed fail without -async 1.
>
>I don't think you provided such a sample, or did you?


2nd reply on this message as it seems to take days for my messages to appear.

As i expected i ran the channel without -async 1 and guess what LIPSYNC problems, video/audio out by around .5 seconds

joolz



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