[FFmpeg-trac] #9673(undetermined:open): ffmpeg not reading color information from JPEG ICC profile
FFmpeg
trac at avcodec.org
Sun Apr 24 01:11:55 EEST 2022
#9673: ffmpeg not reading color information from JPEG ICC profile
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Reporter: Cosmin | Owner: haasn
Stejerean |
Type: defect | Status: open
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):
Replying to [comment:3 haasn]:
> > All ICC profiles used in practice should be well-behaved in this
regard, but YMMV.
>
> Oh, actually, it's worth pointing out that the test image attached to OP
is *not* actually a Display P3 profile, despite the profile comment
seemingly claiming otherwise. (It's actually a profile with an sRGB tone
curve and custom primaries)
You are absolutely wrong. Display P3 is Apple profile thag uses sRGB EOTF
and P3-D65 primaries, not custom primaries, of course in ICCv4 color
managed to D50, so you need chromatically adapt the pri aries first. They
are not custom or whatever.
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Ticket URL: <https://trac.ffmpeg.org/ticket/9673#comment:4>
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