[FFmpeg-devel] [PATCH] vfi/x86/vf_idet: fix incorrect use of paddq

Michael Niedermayer michaelni at gmx.at
Fri Sep 5 12:56:17 CEST 2014


On Fri, Sep 05, 2014 at 12:08:56AM -0700, Pascal Massimino wrote:
> James,
> 
> 
> On Thu, Sep 4, 2014 at 3:22 PM, James Darnley <james.darnley at gmail.com>
> wrote:
> 
> > paddq is an SSE2 instruction so it cannot be used for MMX.
> >
> > This was probably just a typo because the sums are dwords anyway.
> > ---
> >
> > We should have picked this up in review but we didn't...
> >
> >  libavfilter/x86/vf_idet.asm |    2 +-
> >  1 files changed, 1 insertions(+), 1 deletions(-)
> >
> > diff --git a/libavfilter/x86/vf_idet.asm b/libavfilter/x86/vf_idet.asm
> > index fb29804..0eb974b 100644
> > --- a/libavfilter/x86/vf_idet.asm
> > +++ b/libavfilter/x86/vf_idet.asm
> > @@ -70,7 +70,7 @@ cglobal idet_filter_line, 4, 5, 0, a, b, c, width, index
> >
> >      mova      m0, m_sum
> >      psrlq     m_sum, 0x20
> > -    paddq     m0, m_sum
> > +    paddd     m0, m_sum
> >      movd      eax, m0
> >      RET
> >  %endmacro
> > --
> > 1.7.9
> >
> >
> Looks good to me. Sorry for the typo.

applied

if you want a git write account, send me your public ssh key

thanks

[...]
-- 
Michael     GnuPG fingerprint: 9FF2128B147EF6730BADF133611EC787040B0FAB

Rewriting code that is poorly written but fully understood is good.
Rewriting code that one doesnt understand is a sign that one is less smart
then the original author, trying to rewrite it will not make it better.
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