[FFmpeg-devel] [PATCH 4/4] huffyuvencdsp: Add ff_diff_bytes_avx2
gajjanag at mit.edu
Mon Oct 19 22:43:43 CEST 2015
On Mon, Oct 19, 2015 at 4:41 PM, Hendrik Leppkes <h.leppkes at gmail.com> wrote:
> On Mon, Oct 19, 2015 at 10:36 PM, Ganesh Ajjanagadde <gajjanag at mit.edu> wrote:
>> On Mon, Oct 19, 2015 at 4:00 PM, Timothy Gu <timothygu99 at gmail.com> wrote:
>>> About 16% faster on large clips (>1200px width), more than 2x slower on small clips
>>> (352px). So using a heuristic to select with one to use.
>> What system, what compiler, etc? Without any such information, numbers
>> are meaningless. Please either give them in full, or not at all -
>> particularly here since there is this "voodoo" threshold that needs to
>> be picked.
> It assembly, compiler is meaningless.
system and cpu still is - my point still remains.
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