[FFmpeg-trac] #5732(avcodec:open): Display corruption on very high-bitrate H.264 files

FFmpeg trac at avcodec.org
Sat May 14 02:07:17 EEST 2022


#5732: Display corruption on very high-bitrate H.264 files
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             Reporter:  Sesse       |                    Owner:  (none)
                 Type:  defect      |                   Status:  open
             Priority:  minor       |                Component:  avcodec
              Version:  git-master  |               Resolution:
             Keywords:  h264        |               Blocked By:
             Blocking:              |  Reproduced by developer:  1
Analyzed by developer:  0           |
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Comment (by Balling):

 You can play ffv1 sample out.nut using -an -noframedrop in ffplay. Sigh.

 The vertical motion vector component range for level 4.1 does not exceed
 -512, +511.75 in units of luma frame samples, which is equal -2048, +2047
 in 1/4 units. So that bitstream is effing invalid.
-- 
Ticket URL: <https://trac.ffmpeg.org/ticket/5732#comment:23>
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