[FFmpeg-trac] #9213(undetermined:new): Ffmpex examples not working

[FFmpeg]

#9213: Ffmpex examples not working
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             Reporter:  Rafael Lopez   |                     Type:  defect
               Status:  new            |                 Priority:  normal
            Component:  undetermined   |                  Version:  4.3.2
             Keywords:  h264 examples  |               Blocked By:
             Blocking:                 |  Reproduced by developer:  0
Analyzed by developer:  0              |
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 The video resulting from running the examples is not playable by VLC

 ./encode_video /tmp/test.mp4 libx264

 Also no duration with ffmpeg -i:

 ffmpeg -i /tmp/test.mp4

 ffmpeg version 4.3.1 Copyright (c) 2000-2020 the FFmpeg developers
   built with gcc 8 (Debian 8.3.0-6)
   configuration: --disable-doc --disable-shared --enable-pic --enable-gpl
 --enable-nonfree --enable-libtheora --enable-libx264 --enable-openssl
 --enable-libvpx --prefix=/opt/ffmpeg-4.3.1/
   libavutil      56. 51.100 / 56. 51.100
   libavcodec     58. 91.100 / 58. 91.100
   libavformat    58. 45.100 / 58. 45.100
   libavdevice    58. 10.100 / 58. 10.100
   libavfilter     7. 85.100 /  7. 85.100
   libswscale      5.  7.100 /  5.  7.100
   libswresample   3.  7.100 /  3.  7.100
   libpostproc    55.  7.100 / 55.  7.100
 Input #0, h264, from 'prueba.mp4':
  ''' Duration: N/A, bitrate: N/A'''
     Stream #0:0: Video: h264 (High), yuv420p(progressive), 352x288, 25
 fps, 25 tbr, 1200k tbn, 50 tbc
-- 
Ticket URL: <https://trac.ffmpeg.org/ticket/9213>
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