[FFmpeg-trac] #4653(avcodec:open): jpeg2000: -M 1 mode is not lossless (compared to openjpeg)

FFmpeg trac at avcodec.org
Sat Jun 27 13:15:24 CEST 2015


#4653: jpeg2000: -M 1 mode is not lossless (compared to openjpeg)
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             Reporter:  ami_stuff   |                    Owner:
                 Type:  defect      |                   Status:  open
             Priority:  normal      |                Component:  avcodec
              Version:  git-master  |               Resolution:
             Keywords:  j2k         |               Blocked By:
             Blocking:              |  Reproduced by developer:  1
Analyzed by developer:  0           |
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Comment (by ami_stuff):

 This is what I get from different decoders:

 http://www.datafilehost.com/d/c593f18a

 It looks like ffmpeg's output is a bit different (visually) compared to
 apollo/kakadu/lurawave/lead's output.

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Ticket URL: <https://trac.ffmpeg.org/ticket/4653#comment:5>
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