[FFmpeg-trac] #3901(undetermined:new): failure to detect gif with jpg extension

[FFmpeg]

#3901: failure to detect gif with jpg extension
-------------------------------------+-------------------------------------
             Reporter:  DonMoir      |                     Type:  defect
               Status:  new          |                 Priority:  normal
            Component:               |                  Version:
  undetermined                       |  unspecified
             Keywords:               |               Blocked By:
             Blocking:               |  Reproduced by developer:  0
Analyzed by developer:  0            |
-------------------------------------+-------------------------------------
 ffmpeg -i Icarus_Records_7a9f.jpg temp.gif
 ffmpeg version N-65916-g9e8ab36 Copyright (c) 2000-2014 the FFmpeg
 developers
   built on Aug 26 2014 22:06:48 with gcc 4.8.3 (GCC)
   configuration: --disable-static --enable-shared --enable-gpl --enable-
 version3
  --disable-w32threads --enable-avisynth --enable-bzlib --enable-fontconfig
 --ena
 ble-frei0r --enable-gnutls --enable-iconv --enable-libass --enable-
 libbluray --e
 nable-libbs2b --enable-libcaca --enable-libfreetype --enable-libgme
 --enable-lib
 gsm --enable-libilbc --enable-libmodplug --enable-libmp3lame --enable-
 libopencor
 e-amrnb --enable-libopencore-amrwb --enable-libopenjpeg --enable-libopus
 --enabl
 e-librtmp --enable-libschroedinger --enable-libsoxr --enable-libspeex
 --enable-l
 ibtheora --enable-libtwolame --enable-libvidstab --enable-libvo-aacenc
 --enable-
 libvo-amrwbenc --enable-libvorbis --enable-libvpx --enable-libwavpack
 --enable-l
 ibwebp --enable-libx264 --enable-libx265 --enable-libxavs --enable-libxvid
 --ena
 ble-decklink --enable-zlib
   libavutil      54.  7.100 / 54.  7.100
   libavcodec     56.  0.101 / 56.  0.101
   libavformat    56.  3.100 / 56.  3.100
   libavdevice    56.  0.100 / 56.  0.100
   libavfilter     5.  0.103 /  5.  0.103
   libswscale      3.  0.100 /  3.  0.100
   libswresample   1.  1.100 /  1.  1.100
   libpostproc    53.  0.100 / 53.  0.100
 [mjpeg @ 0003b760] No JPEG data found in image
 [image2 @ 0003f960] decoding for stream 0 failed
 [image2 @ 0003f960] Could not find codec parameters for stream 0 (Video:
 mjpeg):
  unspecified size
 Consider increasing the value for the 'analyzeduration' and 'probesize'
 options
 Icarus_Records_7a9f.jpg: could not find codec parameters
 Input #0, image2, from 'Icarus_Records_7a9f.jpg':
   Duration: 00:00:00.04, start: 0.000000, bitrate: N/A
     Stream #0:0: Video: mjpeg, 25 tbr, 25 tbn, 25 tbc
 Output #0, gif, to 'temp.gif':
 Output file #0 does not contain any stream

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Ticket URL: <https://trac.ffmpeg.org/ticket/3901>
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