On Thu, Jul 24, 2014 at 08:23:21PM +0200, Christophe Gisquet wrote: > Hi, > > the impact is relatively important (3 to 25 cycles, ie up to 2%) so I > also include bench.patch if anybody wants to confirm the timings. > > Although I thought openhevc's MC code was faster, the benchmarked > functions are faster in ffmpeg. I didn't investigate if there are any > MC functions much slower in ffmpeg or if there's something else > occurring. > > -- > Christophe
> hevc_mc.asm | 120 > ++++++++++++++++++++++++++++++------------------------------ > 1 file changed, 60 insertions(+), 60 deletions(-) > 81993427d6748045a274a75ef6fce026427e55aa > 0010-x86-hevc_mc-replace-simple-leas-by-adds.patch > From 36dbc9b67269579e23345ec225ffa270d472b94e Mon Sep 17 00:00:00 2001 > From: Christophe Gisquet <christophe.gisq...@gmail.com> > Date: Thu, 24 Jul 2014 17:23:47 +0200 > Subject: [PATCH 10/10] x86: hevc_mc: replace simple leas by adds > > lea is detrimental for those simple cases. No impact overall to > the change though. applied thanks [...] -- Michael GnuPG fingerprint: 9FF2128B147EF6730BADF133611EC787040B0FAB Into a blind darkness they enter who follow after the Ignorance, they as if into a greater darkness enter who devote themselves to the Knowledge alone. -- Isha Upanishad
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