[FFmpeg-trac] #9599(undetermined:new): VideoToolbox VP9 hwaccel freezes ffmpeg

FFmpeg trac at avcodec.org
Sun Apr 30 21:01:55 EEST 2023


#9599: VideoToolbox VP9 hwaccel freezes ffmpeg
-------------------------------------+-------------------------------------
             Reporter:  Eric Karnes  |                    Owner:  (none)
                 Type:  defect       |                   Status:  new
             Priority:  normal       |                Component:
                                     |  undetermined
              Version:  git-master   |               Resolution:
             Keywords:               |               Blocked By:
  videotoolbox vp9                   |
             Blocking:               |  Reproduced by developer:  0
Analyzed by developer:  0            |
-------------------------------------+-------------------------------------
Comment (by Eric Karnes):

 I've since updated to FFMPEG 6.0 and am using Ventura 13.4 and the bug is
 still present however I'm given more information in the logs


 {{{
 [vp9 @ 0x7f84cf704080] Format videotoolbox_vld chosen by get_format().
 [vp9 @ 0x7f84cf704080] Format videotoolbox_vld requires hwaccel
 initialisation.
 [vp9 @ 0x7f84cf704080] Unknown VideoToolbox session creation error -12907
 [vp9 @ 0x7f84cf704080] Failed setup for format videotoolbox_vld: hwaccel
 initialisation returned error.
 [vp9 @ 0x7f84cf704080] Format videotoolbox_vld not usable, retrying
 get_format() without it.
 [vp9 @ 0x7f84cf704080] Format yuv420p chosen by get_format().
 }}}


 error -12907 seems to correlate to "kVTCouldNotCreateInstanceErr" while my
 Mac's console gives the error


 {{{
 [VP9] GVA error: ailed to create context
 }}}
-- 
Ticket URL: <https://trac.ffmpeg.org/ticket/9599#comment:6>
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