--- Lun 16/2/09, Bernhard Praschinger <shadowl...@utanet.at> ha scritto:
> Da: Bernhard Praschinger <shadowl...@utanet.at>
> Oggetto: Re: [Mjpeg-users] Soft lavrec out of sync...
> A: vaisar...@yahoo.it, "MJPEG-tools user list"
> <mjpeg-users@lists.sourceforge.net>
> Data: Lunedì 16 febbraio 2009, 19:28
> Hallo
>
> >>> best/easy way to delay audio or video to
> re-sync both
> >> of them ? What command do you use for recording ?
> Do you use the -c
> >> option ? If yes, please use -c 2 because than
> lavrec replcates or
> >> deletes frames when needed.
> > I'll show you exact command line: now I don't
> have my script...
> Please post it.
This is command my script's command line:
lavrec --software-encoding -f q -i P -g 352x288 -q 90 -s -l -1 -R l -t
${seconds} -v 1 "${HOME}/videos/${video_name}"
>
> >> What video source do you have ?
> > Video source was a VHS tape, wich was linked to
> Composite Video Input
> > in my Pinnacle PCTV. I have also a Pinnacle DC10+ ,
> but I don't know
> > it never worked with VHS tapes: only with my analog
> videocamera's
> > S-Video output. However, it's rare, for me, record
> a video from a VHS
> > tape, so... PCTV is OK.
> VHS/VCR is usually a very video signal source. VCR's
> don't deliver a stable signal, that causes very much
> lst/ins frames. And the Zoran based cards need a rather
> stable signal.
Ahhhh... NOW I understood !!
You know, after I bought it and I didn't manage to rec from VHS tapes I said:
how is it possible? this is HARDWARE encoding !! but after a lot of tries, I
gave up... :( Now I do know reason why...
>
> >> Please post in your answer the lavrec command and
> the output lavrec
> >> generates.
> > This is, unfortunately, a data that is lost, because I
> didn't record
> > a log... well if for you it's so important, I can
> try to record that
> > tape again, and record lavrec Std Output with
> "tee"... tell me if
> > it's so important, and I'll do. :)
> When you see the output the next time. You don't need
> to rerecord it.
OK.
>
> >> sox comes into my mind.
> > Ok, I will study sox man page... :P
> I think it is able to change the length of a audio file.
Thank you, Bernhard, you're very kind.
I'll let you know if sox will able to re-sync that audio with its video...
>
> auf hoffentlich bald,
>
> Berni the Chaos of Woodquarter
>
> Email: shadowl...@utanet.at
> www: http://www.lysator.liu.se/~gz/bernhard
CIAO
Vittorio
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