[MPlayer-users] Cartoons

Pierre Lombard p_l at gmx.fr
Wed Mar 26 20:09:28 CET 2003


* Yan Seiner <yan at cardinalengineering.com> [2003-03-25 16:17]:
> I continue to make progress in creating my home video library.  This
> morning I stated to play around with some of my kids' cartoons.
> 
> Surprisingly, the video quality is awful - you can see the tiling
> clearly and many of the edges have visible artifacts.
> 
> I'm playing with the following command to encode the tapes:
> 
> mencoder -tv
> on:driver=v4l:input=1:norm=NTSC:width=320:height=240:adevice=/dev/dsp
> -ovc lavc -lavcopts vcodec=mpeg4:vbitrate=500 -oac mp3lame -lameopts
> vbr=3 -o movie3.avi
> 
> which produces acceptable live action movies from tapes and DVDs (my
> definition of "acceptable" is suitable for viewing on a 9" portable
> TV.)  I do a bit of clipping and rescaling on the DVDs but that's not
> really relevant here.
> 
> I remember reading somewhere that sharp color transitions consume a lot
> of bandwith.  Cartoons have a lot of those.
> 
> Is this right?  Any codecs suitable for cartoons?  Any help is greatly
> appreciated.  I really don't want to use a bitrate greater than 500 if I
> can at all help it, both for size and network bandwith considerations.

You might want to read DOCS/tech/encoding-tips.txt. There are some tips
for encoding anime so...

Best regards,
--
Pierre



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