[FFmpeg-trac] #8563(undetermined:closed): overlay filter with simple PNG adds black fringe

FFmpeg trac at avcodec.org
Tue Mar 10 21:57:04 EET 2020


#8563: overlay filter with simple PNG adds black fringe
-------------------------------------+-------------------------------------
             Reporter:  quasor       |                    Owner:
                 Type:  defect       |                   Status:  closed
             Priority:  normal       |                Component:
                                     |  undetermined
              Version:  4.2          |               Resolution:  invalid
             Keywords:  ffmpeg       |               Blocked By:
  overlay                            |
             Blocking:               |  Reproduced by developer:  0
Analyzed by developer:  0            |
-------------------------------------+-------------------------------------
Changes (by Gyan):

 * status:  new => closed
 * resolution:   => invalid


Comment:

 Just remembered, this not a bug. Overlay does not set its output format
 based on negotiation but via an option which defaults to `yuv420p` instead
 of `auto`.

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Ticket URL: <https://trac.ffmpeg.org/ticket/8563#comment:3>
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