[FFmpeg-trac] #7830(avutil:new): Allocation size of input surface for qsv not takes into account alignment required by qsv

FFmpeg trac at avcodec.org
Mon Apr 8 12:43:20 EEST 2019


#7830: Allocation size of input surface for qsv not takes into account alignment
required by qsv
-------------------------------------+-------------------------------------
             Reporter:  alexandr-    |                    Owner:
  konovalov                          |
                 Type:  defect       |                   Status:  new
             Priority:  normal       |                Component:  avutil
              Version:  git-master   |               Resolution:
             Keywords:  qsv          |               Blocked By:
             Blocking:               |  Reproduced by developer:  0
Analyzed by developer:  0            |
-------------------------------------+-------------------------------------

Comment (by heleppkes):

 qsvenc.c submit_frame specifically has some logic to make a copy of the
 input frame if the incoming alignment is not adequate. This checks for a
 height alignment of at least 32, among other things.

 I'm not sure how an unaligned frame would enter there.

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Ticket URL: <https://trac.ffmpeg.org/ticket/7830#comment:3>
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