[FFmpeg-trac] #7706(avcodec:open): 20-30% perf drop in FFmpeg (H264) transcode performance with VAAPI

FFmpeg trac at avcodec.org
Wed Jun 12 22:09:06 EEST 2019


#7706: 20-30% perf drop in FFmpeg (H264) transcode performance with VAAPI
-------------------------------------+-------------------------------------
             Reporter:  eero-t       |                    Owner:
                 Type:  defect       |                   Status:  open
             Priority:  important    |                Component:  avcodec
              Version:  git-master   |               Resolution:
             Keywords:  vaapi        |               Blocked By:
  regression                         |
             Blocking:               |  Reproduced by developer:  0
Analyzed by developer:  0            |
-------------------------------------+-------------------------------------

Comment (by hbommi):

 VAAPI performance drop is not seen on Kaby Lake or coffee lake with kernel
 version 4.20 using regression patch.

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Ticket URL: <https://trac.ffmpeg.org/ticket/7706#comment:6>
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