[FFmpeg-trac] #6755(avcodec:new): corrupt output and rate control issues when using vp9_vaapi encoder in CBR or VBR mode

[FFmpeg]

#6755: corrupt output and rate control issues when using vp9_vaapi encoder in CBR
or VBR mode
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             Reporter:  armena      |                    Owner:
                 Type:  defect      |                   Status:  new
             Priority:  normal      |                Component:  avcodec
              Version:  git-master  |               Resolution:
             Keywords:  vaapi       |               Blocked By:
             Blocking:              |  Reproduced by developer:  0
Analyzed by developer:  0           |
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Comment (by lizhong1008):

 The CBR corruption issue is a vaapi driver issue. And a patch has been
 sent there.
 The input clip (20170121_whockey_union_p0.mp4) to be transcoded is a
 special, which has many repeat frames. That why Mark cann't reproduce it
 without the input file.

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Ticket URL: <https://trac.ffmpeg.org/ticket/6755#comment:5>
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