[FFmpeg-trac] #7943(undetermined:reopened): Ffmpeg QSV backend uses >2x more GPU memory compared to VAAPI or MSDK

[FFmpeg]

#7943: Ffmpeg QSV backend uses >2x more GPU memory compared to VAAPI or MSDK
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             Reporter:  eero-t       |                    Owner:
                 Type:  enhancement  |                   Status:  reopened
             Priority:  normal       |                Component:
                                     |  undetermined
              Version:  git-master   |               Resolution:
             Keywords:               |               Blocked By:
             Blocking:               |  Reproduced by developer:  0
Analyzed by developer:  0            |
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Comment (by eero-t):

 Is there some progress in making QSV backend do allocations based on how
 much memory is actually needed?

 (Instead of it just pre-allocating huge amount of (non-swappable) GPU
 memory...)

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Ticket URL: <https://trac.ffmpeg.org/ticket/7943#comment:7>
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