[x264-devel] Re: try this

jojelino jojelino at gmail.com
Sat Mar 31 15:32:01 CEST 2007


----- Original Message ----- 
From: "Gianluigi Tiesi" <mplayer at netfarm.it>
Newsgroups: gmane.comp.video.x264.devel
To: <x264-devel at videolan.org>
Sent: Saturday, March 31, 2007 10:19 AM
Subject: Possible misaligment of sse code on mingw


> I've got some problems that are only reproducible using
> mencoder on a sse capable system, I've posted to mplayer ml
> and a guy pointed me to the file that causes the problem.
> 
> Refer to
> http://lists.mplayerhq.hu/pipermail/mplayer-dev-eng/2007-March/050685.html
> for more info, it's very weird by mencoder builds
> cannot encode with x264 on sse capable systems :(
> 
> Regards
> 
> -- 
> Gianluigi Tiesi <sherpya at netfarm.it>
> EDP Project Leader
> Netfarm S.r.l. - http://www.netfarm.it/
> Free Software: http://oss.netfarm.it/
>
i'am quite impressed after i see above article.
because i had same problem.
i tested mencoder+x264 on cygwin.
sure, it didn't worked.
so i googled around and go to i386/pixel-sse2.asm.
reserved 4 byte above pw_1 in SECTION_RODATA and it worked.

below is part of pixel-sse2.asm. i just added a line

SECTION_RODATA

+ tempb: times 4 db 0
pw_1:    times 8 dw 1


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