[FFmpeg-trac] #3409(undetermined:reopened): Impossible to transcode full range RGB videos with libx264, and keep full range + proper colors
FFmpeg
trac at avcodec.org
Sat Dec 26 09:08:45 EET 2020
#3409: Impossible to transcode full range RGB videos with libx264, and keep full
range + proper colors
-------------------------------------+-------------------------------------
Reporter: mzso | Owner:
Type: defect | Status: reopened
Priority: normal | Component:
| undetermined
Version: unspecified | Resolution:
Keywords: | Blocked By:
Blocking: | Reproduced by developer: 0
Analyzed by developer: 0 |
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Comment (by Balling):
Why this is still open? As was said many times (#8937), ffplay does not
support it properly (this is Won't FIX) and others need to have all of the
following
ffmpeg -i incorrect_color_h264.mp4 -c copy -colorspace bt709
-color_primaries bt709 -color_trc bt709 out.mp4
and ALSO (relating to this ticket) -color_range pc (that is just metadata,
of course) and -pix_fmt yuvj444p (or any other with "j" in ffmpeg
-pix_fmts). Then if you do all correctly, it is good.
--
Ticket URL: <https://trac.ffmpeg.org/ticket/3409#comment:21>
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