[FFmpeg-trac] #10143(undetermined:new): Very slow on Apple Silicon

FFmpeg trac at avcodec.org
Wed Jan 18 13:13:02 EET 2023


#10143: Very slow on Apple Silicon
-------------------------------------+-------------------------------------
             Reporter:  Gabriel      |                    Owner:  (none)
                 Type:  defect       |                   Status:  new
             Priority:  normal       |                Component:
                                     |  undetermined
              Version:  unspecified  |               Resolution:
             Keywords:  apple        |               Blocked By:
  silicon, slow performance          |
             Blocking:               |  Reproduced by developer:  0
Analyzed by developer:  0            |
-------------------------------------+-------------------------------------
Comment (by Balling):

 >Test case: conversion from H264 to H265.

 Is that a joke? Both x265 and h264 are only a little optimised for NEON as
 compared to avx256. And of course SVE2 of ARMv9 is not there yet.
-- 
Ticket URL: <https://trac.ffmpeg.org/ticket/10143#comment:1>
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