On Wed, Apr 30, 2025 at 08:36:01PM +0200, Andreas Rheinhardt wrote: > Patch attached. > > - Andreas
> postprocess_template.c | 4 ++-- > 1 file changed, 2 insertions(+), 2 deletions(-) > 805bee95b493f276f7802afbd7180c0f096ea52a > 0001-postproc-postprocess_template-Fix-left-shift-of-nega.patch > From 54ceac12363b666ad8005f282f6f9f08b6334b21 Mon Sep 17 00:00:00 2001 > From: Andreas Rheinhardt <andreas.rheinha...@outlook.com> > Date: Wed, 30 Apr 2025 20:30:53 +0200 > Subject: [PATCH] postproc/postprocess_template: Fix left shift of negative > numbers > > Affects the blocktest test tool. > > Signed-off-by: Andreas Rheinhardt <andreas.rheinha...@outlook.com> > --- > libpostproc/postprocess_template.c | 4 ++-- > 1 file changed, 2 insertions(+), 2 deletions(-) > > diff --git a/libpostproc/postprocess_template.c > b/libpostproc/postprocess_template.c > index 0531e39477..fd8a4760af 100644 > --- a/libpostproc/postprocess_template.c > +++ b/libpostproc/postprocess_template.c > @@ -1060,8 +1060,8 @@ DERING_CORE((%0, %1, 8) ,(%%FF_REGd, %1, > 4),%%mm2,%%mm4,%%mm0,%%mm3,%%mm5, > if(src[stride*y + 8] > avg) t+= 256; > if(!rightborder && src[stride*y + 9] > avg) t+= 512; > > - t |= (~t)<<16; > - t &= (t<<1) & (t>>1); > + t |= (~t) * (1 << 16); > + t &= (t * 2) & (t>>1); > s[y] = t; making t unsigned instead would keep the code more symmetric thx [...] -- Michael GnuPG fingerprint: 9FF2128B147EF6730BADF133611EC787040B0FAB Democracy is the form of government in which you can choose your dictator
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