[FFmpeg-trac] #4651(avcodec:open): bmp: some RLE errors

[FFmpeg]

#4651: bmp: some RLE errors
------------------------------------+-----------------------------------
             Reporter:  ami_stuff   |                    Owner:
                 Type:  defect      |                   Status:  open
             Priority:  minor       |                Component:  avcodec
              Version:  git-master  |               Resolution:
             Keywords:  bmp         |               Blocked By:
             Blocking:              |  Reproduced by developer:  0
Analyzed by developer:  0           |
------------------------------------+-----------------------------------

Comment (by ami_stuff):

 another sample
 {{{
 C:\>ffmpeg -i lead_4bpp_rle.bmp out.bmp
 ffmpeg version N-73189-g7728d23 Copyright (c) 2000-2015 the FFmpeg
 developers
   built with gcc 4.9.2 (GCC)
   configuration: --enable-gpl --enable-version3 --disable-w32threads
 --enable-av
 isynth --enable-bzlib --enable-fontconfig --enable-frei0r --enable-gnutls
 --enab
 le-iconv --enable-libass --enable-libbluray --enable-libbs2b --enable-
 libcaca --
 enable-libdcadec --enable-libfreetype --enable-libgme --enable-libgsm
 --enable-l
 ibilbc --enable-libmodplug --enable-libmp3lame --enable-libopencore-amrnb
 --enab
 le-libopencore-amrwb --enable-libopenjpeg --enable-libopus --enable-
 librtmp --en
 able-libschroedinger --enable-libsoxr --enable-libspeex --enable-libtheora
 --ena
 ble-libtwolame --enable-libvidstab --enable-libvo-aacenc --enable-libvo-
 amrwbenc
  --enable-libvorbis --enable-libvpx --enable-libwavpack --enable-libwebp
 --enabl
 e-libx264 --enable-libx265 --enable-libxavs --enable-libxvid --enable-lzma
 --ena
 ble-decklink --enable-zlib
   libavutil      54. 27.100 / 54. 27.100
   libavcodec     56. 45.100 / 56. 45.100
   libavformat    56. 38.102 / 56. 38.102
   libavdevice    56.  4.100 / 56.  4.100
   libavfilter     5. 18.100 /  5. 18.100
   libswscale      3.  1.101 /  3.  1.101
   libswresample   1.  2.100 /  1.  2.100
   libpostproc    53.  3.100 / 53.  3.100
 [bmp @ 034c1760] MS RLE: frame/stream ptr just went out of bounds (copy)
 Input #0, bmp_pipe, from 'lead_4bpp_rle.bmp':
   Duration: N/A, bitrate: N/A
     Stream #0:0: Video: bmp, pal8, 999x749, 25 tbr, 25 tbn, 25 tbc
 Output #0, image2, to 'out.bmp':
   Metadata:
     encoder         : Lavf56.38.102
     Stream #0:0: Video: bmp, pal8, 999x749, q=2-31, 200 kb/s, 25 fps, 25
 tbn, 25
  tbc
     Metadata:
       encoder         : Lavc56.45.100 bmp
 Stream mapping:
   Stream #0:0 -> #0:0 (bmp (native) -> bmp (native))
 Press [q] to stop, [?] for help
 [bmp @ 035907e0] MS RLE: frame/stream ptr just went out of bounds (copy)
 frame=    1 fps=0.0 q=0.0 Lsize=N/A time=00:00:00.04 bitrate=N/A
 video:732kB audio:0kB subtitle:0kB other streams:0kB global headers:0kB
 muxing o
 verhead: unknown
 }}}

--
Ticket URL: <https://trac.ffmpeg.org/ticket/4651#comment:3>
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