[FFmpeg-trac] #5585(undetermined:new): IFF PBM fails to decode

[FFmpeg]

#5585: IFF PBM fails to decode
-------------------------------------+-------------------------------------
               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
-------------------------------------+-------------------------------------
 attached IFF PBM file stopped decoding corectly somewhere between release
 2.1 and 2.2.1

 ffmpeg 2.2.1 (10-Apr-2014) - fails
 ffmpeg 2.1 (30-Oct-2013) - decodes ok

 {{{
 C:\>ffmpeg -i 6251.LBM out.bmp
 ffmpeg version N-80043-g1499242 Copyright (c) 2000-2016 the FFmpeg
 developers
   built with gcc 4.5.0 (GCC) 20100414 (Fedora MinGW 4.5.0-1.fc14)
   configuration: --prefix=/var/www/users/research/ffmpeg/snapshots/build
 --arch=
 x86 --target-os=mingw32 --cross-prefix=i686-pc-mingw32- --cc='ccache i686
 -pc-min
 gw32-gcc' --enable-pthreads --enable-memalign-hack --enable-runtime-
 cpudetect --
 enable-cross-compile --enable-static --disable-shared --extra-
 libs='-lws2_32 -lw
 inmm -lpthread' --extra-cflags='--static
 -I/var/www/users/research/ffmpeg/snapsh
 ots/build/include' --extra-ldflags='-static
 -L/var/www/users/research/ffmpeg/sna
 pshots/build/lib' --enable-bzlib --enable-zlib --enable-gpl --enable-
 version3 --
 enable-nonfree --enable-libx264 --enable-libspeex --enable-libtheora
 --enable-li
 bvorbis --enable-libfaac --enable-libxvid --enable-libopencore-amrnb
 --enable-li
 bopencore-amrwb --enable-libmp3lame --enable-libfreetype --enable-libvpx
 --disab
 le-decoder=libvpx
   libavutil      55. 24.100 / 55. 24.100
   libavcodec     57. 42.100 / 57. 42.100
   libavformat    57. 36.100 / 57. 36.100
   libavdevice    57.  0.101 / 57.  0.101
   libavfilter     6. 46.100 /  6. 46.100
   libswscale      4.  1.100 /  4.  1.100
   libswresample   2.  0.101 /  2.  0.101
   libpostproc    54.  0.100 / 54.  0.100
 Input #0, iff, from '6251.LBM':
   Duration: N/A, bitrate: N/A
     Stream #0:0: Video: iff_ilbm (PBM  / 0x204D4250), pal8, 625x468, SAR
 1:1 DAR
  625:468, 90k tbr, 90k tbn
 [image2 @ 0x2c99a60] Frame rate very high for a muxer not efficiently
 supporting
  it.
 Please consider specifying a lower framerate, a different muxer or -vsync
 2
 [image2 @ 0x2c99a60] Using AVStream.codec to pass codec parameters to
 muxers is
 deprecated, use AVStream.codecpar instead.
 Output #0, image2, to 'out.bmp':
   Metadata:
     encoder         : Lavf57.36.100
     Stream #0:0: Video: bmp, pal8, 625x468 [SAR 1:1 DAR 625:468], q=2-31,
 200 kb
 /s, 90k fps, 90k tbn
     Metadata:
       encoder         : Lavc57.42.100 bmp
 Stream mapping:
   Stream #0:0 -> #0:0 (iff_ilbm (iff) -> bmp (native))
 Press [q] to stop, [?] for help
 frame=    1 fps=0.0 q=-0.0 Lsize=N/A time=00:00:00.00 bitrate=N/A
 speed=0.000704
 x
 video:288kB audio:0kB subtitle:0kB other streams:0kB global headers:0kB
 muxing o
 verhead: unknown
 }}}

--
Ticket URL: <https://trac.ffmpeg.org/ticket/5585>
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