[MPlayer-users] [BUG] when swsscaling to not full screen width the picture is skewed

Arpi arpi at thot.banki.hu
Wed Oct 9 21:08:01 CEST 2002


Hi,

you should not scale YUV image sto odd width/height..
as U,V are for 2x2 pixel blocks

> [Automatic answer: RTFM (read DOCS, FAQ), also read DOCS/bugreports.html]
> -----BEGIN PGP SIGNED MESSAGE-----
> Hash: SHA1
> 
> Hi!
> 
> The commandline I use:
> mplayer -framedrop -xy 319 -vop scale=319:0 -sws 0 dancemonkeyboy.mpg
> 
> This is on a sharp zaurus (strongarm, 320x240 16bit framebuffer).
> 
> The picture is skewed, that is, the first line of the picture starts at (0,0)
> second at (1,1), third at (2,2) etc.
> 
> If I use -xy 320 -vop scale=320:0 the picture is fine.
> If I use less than 319 the picture is proportionally more skewed.
> 
> I am crosscompiling to arm-linux with gcc 2.95.2 19991024
> 
> It happens with 10  minutes old cvs ffmpeg+mplayer.
> 
> Is there perhaps anybody working on this bug ? If yes, I might
> just stop looking at the source myself :) (is there perhaps a book
> like "MPlayer unleashed" or "Hacking MPlayer in 24 hours" ?? :])
> 
> Otherwise mplayer really kicks ass, it is faster than any other movieplayer
> on the zaurus, consumes little ram and can play anything (only tried divx and
> mpeg pes though)! Thanks for this fine player!
> 
> best regards
> Denes
> 
> 
> - -- 
> "Use the source Luke !"
> -----BEGIN PGP SIGNATURE-----
> Version: GnuPG v1.0.4 (GNU/Linux)
> Comment: For info see http://www.gnupg.org
> 
> iD8DBQE9pHauaQToeq3jgogRArlqAJsGoQfvdqkLaByWKfp3GWK1GZtzUQCePAVZ
> 9fMchT3RNIMX8v94C6JWqQA=
> =vfvQ
> -----END PGP SIGNATURE-----
> 
> _______________________________________________
> RTFM!!!  http://www.MPlayerHQ.hu/DOCS
> Search:  http://www.MPlayerHQ.hu/cgi-bin/htsearch
> http://mplayerhq.hu/mailman/listinfo/mplayer-users
> 
> 


A'rpi / Astral & ESP-team

--
Developer of MPlayer, the Movie Player for Linux - http://www.MPlayerHQ.hu




More information about the MPlayer-users mailing list