[MPlayer-users] Digitizing VHS tapes with mencoder

[Sam Spilsbury]

On Tue, Apr 6, 2010 at 11:55 AM, Josef Wolf <jw at raven.inka.de> wrote:
> Hello,
>
> I am about to digitize my VHS tapes. Since this are old family recordings, I'd
> like to have the best quality I can get.

Hi,

I am doing the same task here as well. However my capture card is
playing up and won't let me record both sound and video. Can I ask
which capture hardware you are using?

>
> I thought I'd do that in two passes. First, grab the recording with "copy"
> encoder. In the second pass I'd do the deinterlace/encoding/etc to shrink
> the recordings to acceptable size.
>
> So for the grab, I tried this command line:
>
>  mencoder tv:// -tv
>  driver=v4l2:input=1:width=768:height=576:outfmt=yuy2:norm=pal:buffersize=100:forceaudio:alsa:adevice=hw.0,0,0:amode=1:immediatemode=0 \
>  -oac copy -ovc copy -of avi -ofps 25 -o video.avi
>
> But this complains really often about duplicated frames and dropped frames.
> I am somewhat concerned about those error messages. Will this have a big
> impact on recording quality?
>
> BTW: I've seen various resolution recommendations for PAL varying from
>     384x288 to 768x576. What is the correct setting?
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-- 
Sam Spilsbury