[FFmpeg-trac] #4524(avcodec:new): Add yuv420p support to native jpeg2000 encoder

[FFmpeg]

#4524: Add yuv420p support to native jpeg2000 encoder
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               Reporter:  saste        |                  Owner:
                   Type:  enhancement  |                 Status:  new
               Priority:  wish         |              Component:  avcodec
                Version:  git-master   |               Keywords:  jpeg2000
             Blocked By:               |               Blocking:
Reproduced by developer:  0            |  Analyzed by developer:  0
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 Currently the native JPEG2000 encoder only supports the AV_PIX_FMT_RGB24,
 AV_PIX_FMT_YUV444P, AV_PIX_FMT_GRAY8 formats. In order to encode to
 YUV420P the libopenjpeg encoder must be used, but that is affected by a
 defect (see ticket #4523).

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Ticket URL: <https://trac.ffmpeg.org/ticket/4524>
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