[FFmpeg-trac] #10058(undetermined:new): jpeg2000: support paletted images

FFmpeg trac at avcodec.org
Mon Nov 21 02:24:20 EET 2022


#10058: jpeg2000: support paletted images
-------------------------------------+-------------------------------------
             Reporter:  ami_stuff    |                    Owner:  (none)
                 Type:  defect       |                   Status:  new
             Priority:  normal       |                Component:
                                     |  undetermined
              Version:  unspecified  |               Resolution:
             Keywords:               |               Blocked By:
             Blocking:               |  Reproduced by developer:  0
Analyzed by developer:  0            |
-------------------------------------+-------------------------------------
Comment (by ami_stuff):

 Replying to [comment:1 Balling]:
 > >openjpeg decodes it with palette
 >
 > No, it does not.
 >
 > ffplay -i palettedImage.jp2  -vcodec libopenjpeg
 >
 > while
 > ffplay -i palettedImage.jp2  -vcodec jpeg2000
 >
 > works.

 Do you get color output with this build:

 https://github.com/BtbN/FFmpeg-Builds/releases/download/latest/ffmpeg-
 master-latest-linux64-lgpl.tar.xz

 https://github.com/BtbN/FFmpeg-Builds/releases

 ?

 It looks like regression for me, I get grayscale output with -vcodec
 libopenjpeg and -vcodec jpeg2000.
-- 
Ticket URL: <https://trac.ffmpeg.org/ticket/10058#comment:3>
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