[FFmpeg-trac] #3297(avcodec:open): libxvidenc crash

[FFmpeg]

#3297: libxvidenc crash
-------------------------------------+-------------------------------------
             Reporter:  ami_stuff    |                    Owner:
                 Type:  defect       |                   Status:  open
             Priority:  important    |                Component:  avcodec
              Version:  git-master   |               Resolution:
             Keywords:  libxvid      |               Blocked By:
  regression crash                   |  Reproduced by developer:  1
             Blocking:               |
Analyzed by developer:  1            |
-------------------------------------+-------------------------------------
Changes (by cehoyos):

 * status:  new => open
 * reproduced:  0 => 1
 * component:  undetermined => avcodec
 * priority:  normal => important
 * keywords:   => libxvid regression crash
 * version:  unspecified => git-master
 * analyzed:  0 => 1


Comment:

 Regression since ccb212b6 - patch sent.
 {{{
 $ ffmpeg -i tests/lena.pnm -s 77x97 -vcodec libxvid out.avi
 ffmpeg version N-59908-g3ca7085 Copyright (c) 2000-2014 the FFmpeg
 developers
   built on Jan 17 2014 11:02:35 with gcc 4.7 (SUSE Linux)
   configuration: --enable-gpl --enable-libxvid
   libavutil      52. 62.100 / 52. 62.100
   libavcodec     55. 48.101 / 55. 48.101
   libavformat    55. 23.103 / 55. 23.103
   libavdevice    55.  5.102 / 55.  5.102
   libavfilter     4.  1.100 /  4.  1.100
   libswscale      2.  5.101 /  2.  5.101
   libswresample   0. 17.104 /  0. 17.104
   libpostproc    52.  3.100 / 52.  3.100
 Input #0, image2, from 'tests/lena.pnm':
   Duration: 00:00:00.04, start: 0.000000, bitrate: N/A
     Stream #0:0: Video: ppm, rgb24, 256x256, 25 tbr, 25 tbn, 25 tbc
 [libxvid @ 0x3878fa0] Xvid: Could not create encoder reference
 Segmentation fault
 }}}
 Crashes in {{{xvid_encore(x->encoder_handle, XVID_ENC_DESTROY, NULL,
 NULL)}}} because of a wrong handle.

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Ticket URL: <https://trac.ffmpeg.org/ticket/3297#comment:1>
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