Hi,
> /usr/bin/mencoder tv:// -t
> driver=v4l:
Have you tried the correct driver (v4l2) yet?
> input=2:norm=PAL:width=320:height=240:
Have you tried width=384:height=288 or width=360:height=288 yet? I can imagine that
this is a little bit faster.
> outfmt=yv12:devi
> ce=/dev/video0:input=2:audiorate=32000:fps=19:forceaudio:forcechan=
> 1:buffersize=64
> -ovc lavc -lavcopts vcodec=mpeg4:
Have you tried mjpeg yet? This will produce bigger files, but with (IMHO) less CPU.
You could transcode them to mpeg4 afterwards.
> vbitrate=1200:keyint=30 -oac copy -ffo
> urcc
> divx -endpos 1787 -o /mnt/hdd2/asa.avi
Regards,
Thorsten
> -----Urspr�ngliche Nachricht-----
> Von: [EMAIL PROTECTED] [mailto:freevo-users-
> [EMAIL PROTECTED] Im Auftrag von Dave
> Gesendet: Donnerstag, 29. Januar 2004 01:37
> An: [EMAIL PROTECTED]
> Betreff: [Freevo-users] mencoder options for low spec machine
>
>
> Hi
>
>
>
>
>
>
> I've got a dual Celeron 400mhz machine with an saa7134 capture card.
>
> I can record fine if I drop the fps down to 19, but the resulting avi is
>
> noticeably jerky. If I have it higher than that, the buffer inexorably
> grows
>
> larger and larger until I'm dropping frames.
>
>
>
>
>
>
> I've played round with different codecs and bitrates, without much success
> .
>
> has anyone got any tips or suggestions as what options I could try to
> squeeze
>
> those few extra fps's out of my machine?
>
>
>
>
>
>
> For reference, my current command line is:
>
>
>
>
>
>
> /usr/bin/mencoder tv:// -tv
>
> driver=v4l:input=2:norm=PAL:width=320:height=240:outfmt=yv12:devi
> ce=/dev/video0:input=2:audiorate=32000:fps=19:forceaudio:forcechan=
> 1:buffersize=64
>
> -ovc lavc -lavcopts vcodec=mpeg4:vbitrate=1200:keyint=30 -oac copy -ffo
> urcc
>
> divx -endpos 1787 -o /mnt/hdd2/asa.avi
>
>
>
>
>
>
> Cheers
>
> Dave Smylie
>
>
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