[MPlayer-users] parameters to record from analog capture card

RC cooleyr at gmail.com
Wed Feb 10 04:05:13 CET 2010


On Tue, 9 Feb 2010 01:40:47 -0800 (PST)
Andrew Daviel <advax at triumf.ca> wrote:

> I used
> mencoder tv:// -tv input=1:norm=NTSC:driver=v4l2 -of mpeg \
>   -oac mp3lame -ovc lavc -quiet -o foo.mpg
> which seems to work - if I view the file in mplayer, it looks
> OK.
> But if I seek through the video with the cursor keys, I get repeated
> warnings: first frame is no keyframe, and there are severe artefacts
> in  the display until things settle down.
> A second tape is not so good - things never settle down entirely, and
> the  audio sounds distorted in places.

I would highly discourage the use of --of mpeg in combination with
either mpeg-4 video or mp3 audio.  Remove it, and your problems will
disappear.

There are plenty of other quality issues with your minimal command-line
you probably want to fix as well.

-- 
Ha. I'm the idiot.


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