[Mplayer-dvb] Some problem with framerate

Arpi arpi at thot.banki.hu
Fri Jan 25 11:47:42 CET 2002


Hi,

> right! I'm trying to encode in real time, without two-pass encoding (I 
> can't use the HD... I'm trying to stream tv channels & if I try to put 
> input in my HD I fill it in 10 minutes). Now I'm trying to use q=5, but 
> with minor quality I can't have the result I wont too. I think the 
sorry, divx4 codec is slow as hell with q=5
anyway, i used q=3 for tv capture and it was good enough. and much faster.

> problem is that mencoder, encoding from mp2 to mp4, decode the mp2 & 
> then, & just then, encode the mp4, loosing the likeness from the two 
> formats, & the optimizations made for the first one.... It could be?!?
huh?

if you mean transcoding: it ha sno sense. with direct transcoding (changing
just the codes, but not re-encoding stuff) you win't save a single bit.
anyway, mpeg2 uses I,P,B frames wile divx uses just I,P so it's also
impossible. and you won't get the advantages of divx - unrestricted MC and
big GOP sizes.


A'rpi / Astral & ESP-team

--
mailto:arpi at thot.banki.hu
http://esp-team.scene.hu



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