[FFmpeg-trac] #7955(undetermined:reopened): aselectstream hangs in multiple scenarios

[FFmpeg]

#7955: aselectstream hangs in multiple scenarios
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             Reporter:  ericball     |                    Owner:
                 Type:  defect       |                   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 richardpl):

 Try this:

 {{{ffmpeg  -i astreamselect20190614.mp4 -lavfi
 "[0:a:0]asetpts=N/SR/TB[a],[0:a:1]asetpts=N/SR/TB[b],[a][b]astreamselect=inputs=2:map=1}}}

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Ticket URL: <https://trac.ffmpeg.org/ticket/7955#comment:3>
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