[MPlayer-dev-eng] Re: [BUG] encoding with xvid is totally messed

Michael Niedermayer michaelni at gmx.at
Sat Aug 30 10:05:23 CEST 2003


Hi

On Saturday 30 August 2003 09:28, Nico wrote:
> >> Hi,
> >>
> >> mencoder-cvs compiled  with xvid 0.9.x or xvid-cvs almost always shows
> >> these  problems:
> >>
> >> 1) either the divx2pass.log is totally corrupted (full ox 0x0), so the
> >> 2nd pass can't even begin
> >> 2) or the video is totally messed up, showing many artefacts and being
> >> generally very very blocky, even at high bitrates
> >> such as 1000 kb/s for a 640x416 resolution.
> >>
> >> Problems like these never show in mplayer-0.90 compiled with xvid-0.9.1,
> >> even at lower bitrates.
> >>
> >> What happened in mencodercvs/ve_xvid to justify this brute change?
> >
> >I guess it's not the problem of ve_xvid, but of the XviD itself. There
> >have been some bugs discovered lately, but I don't know if that solved
> >this problem. Also try the dev-api-4 XviD.
> >
> >Martin
>
> I repeated the test tonight: in both cases there was only xvid 0.9.1
> installed on my system.
>
> Withe mplayer 0.91 the encoded movie was perfect, with mencoder cvs it was
> a distater (a mosaic of blocks).
>
> Naturally the encoding settings and the movie itself were exactly the same.
u could try mencoder cvs with ve_xvid.c from 0.91

[...]
-- 
Michael
level[i]= get_vlc(); i+=get_vlc();		(violates patent EP0266049)
median(mv[y-1][x], mv[y][x-1], mv[y+1][x+1]);	(violates patent #5,905,535)
buf[i]= qp - buf[i-1];				(violates patent #?)
for more examples, see http://mplayerhq.hu/~michael/patent.html
stop it, see http://petition.eurolinux.org & http://petition.ffii.org/eubsa/en



More information about the MPlayer-dev-eng mailing list