[FFmpeg-devel] [PATCH] vp9: fix overwrite in ff_vp9_ipred_dr_16x16_16_avx2.

[Ronald S. Bultje]

Hi,

On Wed, Jun 14, 2017 at 11:34 AM, James Almer <jamrial at gmail.com> wrote:

> On 6/14/2017 9:46 AM, Ronald S. Bultje wrote:
> > Fixes trac issue 6459.
> > ---
> >  libavcodec/x86/vp9intrapred_16bpp.asm | 1 -
> >  1 file changed, 1 deletion(-)
> >
> > diff --git a/libavcodec/x86/vp9intrapred_16bpp.asm
> b/libavcodec/x86/vp9intrapred_16bpp.asm
> > index 764f704..c651c08 100644
> > --- a/libavcodec/x86/vp9intrapred_16bpp.asm
> > +++ b/libavcodec/x86/vp9intrapred_16bpp.asm
> > @@ -1221,7 +1221,6 @@ cglobal vp9_ipred_dr_16x16_16, 4, 5, 6, dst,
> stride, l, a
> >      mova      [dstq+strideq*0], m4                     ; 0
> >      sub                   dstq, strideq
>
> If you're not using dst anymore, then you can remove this one as well.
>
> >      mova     [dst3q+strideq*4], m5                     ; 7
> > -    mova     [ dstq+strideq*0], m1                     ; -1
> >      RET
> >  %endif


Indeed, Ilia said the same thing (on IRC) - pushed with that changed.

Ronald