[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]
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> 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 !"
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>
A'rpi / Astral & ESP-team
--
Developer of MPlayer, the Movie Player for Linux - http://www.MPlayerHQ.hu
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