[FFmpeg-trac] #3805(undetermined:new): hash brown decoding error

FFmpeg trac at avcodec.org
Fri Jul 25 19:32:13 CEST 2014


#3805: hash brown decoding error
-------------------------------------+-------------------------------------
               Reporter:  dericed    |                  Owner:
                   Type:  defect     |                 Status:  new
               Priority:  critical   |              Component:
                Version:  git-       |  undetermined
  master                             |               Keywords:  png
             Blocked By:             |               Blocking:
Reproduced by developer:  0          |  Analyzed by developer:  0
-------------------------------------+-------------------------------------
 Summary of the bug:
 The official digital portrait of the McDonald's hash brown decodes
 incorrectly in ffmpeg adding distorted orange colors. The png is here:
 http://www.mcdonalds.com/content/dam/McDonalds/item/mcdonalds-Hash-
 Brown.png.

 How to reproduce:
 {{{
 ffplay http://www.mcdonalds.com/content/dam/McDonalds/item/mcdonalds-Hash-
 Brown.png
 ffplay version N-64536-gc8b2cf4 Copyright (c) 2003-2014 the FFmpeg
 developers
   built on Jul  8 2014 23:01:07 with Apple LLVM version 5.1
 (clang-503.0.40) (based on LLVM 3.4svn)
   configuration: --prefix=/usr/local/Cellar/ffmpeg/HEAD --enable-shared
 --enable-pthreads --enable-gpl --enable-version3 --enable-nonfree
 --enable-hardcoded-tables --enable-avresample --enable-vda --cc=clang
 --host-cflags= --host-ldflags= --enable-libx264 --enable-libfaac --enable-
 libmp3lame --enable-libxvid --enable-libfreetype --enable-ffplay --enable-
 libopenjpeg --extra-
 cflags='-I/usr/local/Cellar/openjpeg/1.5.1_1/include/openjpeg-1.5 '
   libavutil      52. 91.100 / 52. 91.100
   libavcodec     55. 68.102 / 55. 68.102
   libavformat    55. 45.100 / 55. 45.100
   libavdevice    55. 13.102 / 55. 13.102
   libavfilter     4. 10.100 /  4. 10.100
   libavresample   1.  3.  0 /  1.  3.  0
   libswscale      2.  6.100 /  2.  6.100
   libswresample   0. 19.100 /  0. 19.100
   libpostproc    52.  3.100 / 52.  3.100
 Input #0, image2, from
 'http://www.mcdonalds.com/content/dam/McDonalds/item/mcdonalds-Hash-
 Brown.png':
   Duration: 00:00:00.04, start: 0.000000, bitrate: N/A
     Stream #0:0: Video: png, rgba, 444x320 [SAR 2835:2835 DAR 111:80], 25
 tbr, 25 tbn, 25 tbc
    0.67 M-V:  0.000 fd=   0 aq=    0KB vq=    0KB sq=    0B f=0/0
 }}}

--
Ticket URL: <https://trac.ffmpeg.org/ticket/3805>
FFmpeg <https://ffmpeg.org>
FFmpeg issue tracker


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