[FFmpeg-trac] #4045(undetermined:new): jpeg: wrong colors with rgb files

[FFmpeg]

#4045: jpeg: wrong colors with rgb files
-------------------------------------+-------------------------------------
               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
-------------------------------------+-------------------------------------
 subsampling is turned on

 {{{
 C:\>ffmpeg -i 2x1.jpg out.bmp
 ffmpeg version N-66931-gbbd8c85 Copyright (c) 2000-2014 the FFmpeg
 developers
   built on Oct 17 2014 00:56:58 with gcc 4.9.1 (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-libfreetype --enable-libgme --enable-libgsm --enable-libilbc
 --enable-lib
 modplug --enable-libmp3lame --enable-libopencore-amrnb --enable-
 libopencore-amrw
 b --enable-libopenjpeg --enable-libopus --enable-librtmp --enable-
 libschroedinge
 r --enable-libsoxr --enable-libspeex --enable-libtheora --enable-
 libtwolame --en
 able-libvidstab --enable-libvo-aacenc --enable-libvo-amrwbenc --enable-
 libvorbis
  --enable-libvpx --enable-libwavpack --enable-libwebp --enable-libx264
 --enable-
 libx265 --enable-libxavs --enable-libxvid --enable-zlib
   libavutil      54. 10.100 / 54. 10.100
   libavcodec     56.  8.100 / 56.  8.100
   libavformat    56.  9.100 / 56.  9.100
   libavdevice    56.  1.100 / 56.  1.100
   libavfilter     5.  1.106 /  5.  1.106
   libswscale      3.  1.101 /  3.  1.101
   libswresample   1.  1.100 /  1.  1.100
   libpostproc    53.  3.100 / 53.  3.100
 Input #0, image2, from '2x1.jpg':
   Duration: 00:00:00.04, start: 0.000000, bitrate: 45913 kb/s
     Stream #0:0: Video: mjpeg, yuvj422p(pc, bt470bg/unknown/unknown),
 1024x768,
 25 tbr, 25 tbn, 25 tbc
 File 'out.bmp' already exists. Overwrite ? [y/N] y
 [swscaler @ 02f27020] deprecated pixel format used, make sure you did set
 range
 correctly
 Output #0, image2, to 'out.bmp':
   Metadata:
     encoder         : Lavf56.9.100
     Stream #0:0: Video: bmp, bgr24, 1024x768, q=2-31, 200 kb/s, 25 fps, 25
 tbn,
 25 tbc
     Metadata:
       encoder         : Lavc56.8.100 bmp
 Stream mapping:
   Stream #0:0 -> #0:0 (mjpeg (native) -> bmp (native))
 Press [q] to stop, [?] for help
 frame=    1 fps=0.0 q=0.0 Lsize=N/A time=00:00:00.04 bitrate=N/A
 video:2304kB audio:0kB subtitle:0kB other streams:0kB global headers:0kB
 muxing
 overhead: unknown
 }}}

 {{{
 C:\>ffmpeg -i 1x2.jpg out.bmp
 ffmpeg version N-66931-gbbd8c85 Copyright (c) 2000-2014 the FFmpeg
 developers
   built on Oct 17 2014 00:56:58 with gcc 4.9.1 (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-libfreetype --enable-libgme --enable-libgsm --enable-libilbc
 --enable-lib
 modplug --enable-libmp3lame --enable-libopencore-amrnb --enable-
 libopencore-amrw
 b --enable-libopenjpeg --enable-libopus --enable-librtmp --enable-
 libschroedinge
 r --enable-libsoxr --enable-libspeex --enable-libtheora --enable-
 libtwolame --en
 able-libvidstab --enable-libvo-aacenc --enable-libvo-amrwbenc --enable-
 libvorbis
  --enable-libvpx --enable-libwavpack --enable-libwebp --enable-libx264
 --enable-
 libx265 --enable-libxavs --enable-libxvid --enable-zlib
   libavutil      54. 10.100 / 54. 10.100
   libavcodec     56.  8.100 / 56.  8.100
   libavformat    56.  9.100 / 56.  9.100
   libavdevice    56.  1.100 / 56.  1.100
   libavfilter     5.  1.106 /  5.  1.106
   libswscale      3.  1.101 /  3.  1.101
   libswresample   1.  1.100 /  1.  1.100
   libpostproc    53.  3.100 / 53.  3.100
 Input #0, image2, from '1x2.jpg':
   Duration: 00:00:00.04, start: 0.000000, bitrate: 45782 kb/s
     Stream #0:0: Video: mjpeg, yuvj440p(pc, bt470bg/unknown/unknown),
 1024x768,
 25 tbr, 25 tbn, 25 tbc
 [swscaler @ 02f27dc0] deprecated pixel format used, make sure you did set
 range
 correctly
 Output #0, image2, to 'out.bmp':
   Metadata:
     encoder         : Lavf56.9.100
     Stream #0:0: Video: bmp, bgr24, 1024x768, q=2-31, 200 kb/s, 25 fps, 25
 tbn,
 25 tbc
     Metadata:
       encoder         : Lavc56.8.100 bmp
 Stream mapping:
   Stream #0:0 -> #0:0 (mjpeg (native) -> bmp (native))
 Press [q] to stop, [?] for help
 frame=    1 fps=0.0 q=0.0 Lsize=N/A time=00:00:00.04 bitrate=N/A
 video:2304kB audio:0kB subtitle:0kB other streams:0kB global headers:0kB
 muxing
 overhead: unknown
 }}}

--
Ticket URL: <https://trac.ffmpeg.org/ticket/4045>
FFmpeg <https://ffmpeg.org>
FFmpeg issue tracker