[FFmpeg-trac] #2730(undetermined:new): swscale crash with low mem

[FFmpeg]

#2730: swscale crash with low mem
-------------------------------------+-------------------------------------
               Reporter:  ami_stuff  |                  Owner:
                   Type:  defect     |                 Status:  new
               Priority:  normal     |              Component:
                Version:             |  undetermined
  unspecified                        |               Keywords:
             Blocked By:             |               Blocking:
Reproduced by developer:  0          |  Analyzed by developer:  0
-------------------------------------+-------------------------------------
 maybe only reproducable with --disable-asm build

 http://ffmpeg.org/trac/ffmpeg/raw-attachment/ticket/2722/divx.avi

 {{{
 knoppix at Microknoppix:/media/sdb1$ ulimit -Sv 18920
 knoppix at Microknoppix:/media/sdb1$ ./ffmpeg4 -i o/divx.avi -y -vcodec
 msvideo1 out.avi
 ffmpeg version 1.1.git Copyright (c) 2000-2013 the FFmpeg developers
   built on Jun 28 2013 16:46:26 with gcc 4.7 (Debian 4.7.2-4)
   configuration: --disable-asm --enable-gpl --disable-ffprobe
   libavutil      52. 37.101 / 52. 37.101
   libavcodec     55. 17.100 / 55. 17.100
   libavformat    55. 10.100 / 55. 10.100
   libavdevice    55.  2.100 / 55.  2.100
   libavfilter     3. 77.101 /  3. 77.101
   libswscale      2.  3.100 /  2.  3.100
   libswresample   0. 17.102 /  0. 17.102
   libpostproc    52.  3.100 / 52.  3.100
 [mpeg4 @ 0x905d4e0] Invalid and inefficient vfw-avi packed B frames
 detected
 Input #0, avi, from 'o/divx.avi':
   Duration: 00:00:12.64, start: 0.000000, bitrate: 963 kb/s
     Stream #0:0: Video: mpeg4 (DX50 / 0x30355844), yuv420p, 320x240 [SAR
 1:1 DAR 4:3], 23.98 fps, 23.98 tbr, 23.97 tbn, 30k tbc
     Stream #0:1: Audio: mp3 (U[0][0][0] / 0x0055), 44100 Hz, stereo, s16p,
 128 kb/s
 [swscaler @ 0x9050e60] No accelerated colorspace conversion found from
 yuv420p to rgb555le.
 [swscaler @ 0x9056bf0] No accelerated colorspace conversion found from
 yuv420p to rgb555le.
 [swscaler @ 0x90790e0] No accelerated colorspace conversion found from
 yuv420p to rgb555le.
 Segmentation fault
 knoppix at Microknoppix:/media/sdb1$
 }}}

-- 
Ticket URL: <https://ffmpeg.org/trac/ffmpeg/ticket/2730>
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