[FFmpeg-trac] #7802(avcodec:new): libvpx-vp9 encode causes segmentation fault

FFmpeg trac at avcodec.org
Thu Mar 21 08:48:55 EET 2019


#7802: libvpx-vp9 encode causes segmentation fault
-------------------------------------+-------------------------------------
             Reporter:  j_karthic    |                     Type:  defect
               Status:  new          |                 Priority:  normal
            Component:  avcodec      |                  Version:  git-
             Keywords:  libvpx       |  master
  ibvpx-vp9                          |               Blocked By:
             Blocking:               |  Reproduced by developer:  0
Analyzed by developer:  0            |
-------------------------------------+-------------------------------------
 Summary of the bug: libvpx-vp9 encode causes segmentation fault
 lipvpx version : Latest master (v1.8.0-289-g5cde05fda)
 ffmpeg version : Latest master (N-93431-g6dc1da416e)
 OS : Mac OS 10.14.3 (Mojave)
 Platform : MacBook Pro

 How to reproduce:
 {{{
 blr-mp4tf:ABR-Broadcaster kjeyapal$ ffmpeg -i
 ~/Downloads/big_buck_bunny_1080p_stereo.avi -c:v libvpx-vp9 -pix_fmt
 yuv420p -cpu-used 3 -tile-columns 3 -frame-parallel 1 -deadline realtime
 -threads 4  -lag-in-frames 0  -b:v 1000k -an out.mp4
 ffmpeg version N-93431-g6dc1da416e Copyright (c) 2000-2019 the FFmpeg
 developers
   built with Apple LLVM version 10.0.0 (clang-1000.11.45.5)
   configuration: --enable-libx264 --enable-libvpx --enable-gpl
   libavutil      56. 26.100 / 56. 26.100
   libavcodec     58. 47.105 / 58. 47.105
   libavformat    58. 26.101 / 58. 26.101
   libavdevice    58.  7.100 / 58.  7.100
   libavfilter     7. 48.100 /  7. 48.100
   libswscale      5.  4.100 /  5.  4.100
   libswresample   3.  4.100 /  3.  4.100
   libpostproc    55.  4.100 / 55.  4.100
 Input #0, avi, from
 '/Users/kjeyapal/Downloads/big_buck_bunny_1080p_stereo.avi':
   Metadata:
     encoder         : MEncoder 2:1.0~rc2-0ubuntu13
   Duration: 00:09:56.46, start: 0.000000, bitrate: 9586 kb/s
     Stream #0:0: Video: msmpeg4v2 (MP42 / 0x3234504D), yuv420p, 1920x1080,
 9328 kb/s, 24 fps, 24 tbr, 24 tbn, 24 tbc
     Stream #0:1: Audio: mp3 (U[0][0][0] / 0x0055), 48000 Hz, stereo, fltp,
 245 kb/s
 Stream mapping:
   Stream #0:0 -> #0:0 (msmpeg4v2 (native) -> vp9 (libvpx-vp9))
 Press [q] to stop, [?] for help
 [libvpx-vp9 @ 0x7f9d34044c00] v1.8.0-289-g5cde05fda
 Segmentation fault: 11
 }}}

--
Ticket URL: <https://trac.ffmpeg.org/ticket/7802>
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