Color fidelity for Web Browsers

Issue	Chrome on windows	Chrome on OSX	Chrome on Linux	Firefox on windows	Firefox on OSX	Firefox on Linux	Safari on OSX	Safari on IOS	How to test
Uses monitor ICC Profiles for png files	Yes *	Yes		Yes	Yes	?	Yes	?
Uses monitor ICC Profiles of native OS for mp4 and mov	No	Yes	?	no	no	?	Yes	?
Ability to disable system profile		No	No.	Yes	Yes	Yes	No	No

Obeys NCLC Color Transfer Characteristic Parameters (TRC)	Partially see below	no		no	no	no	Partially - see below	no	If the following link https://richardssam.github.io/ffmpeg-tests/tests/greyramp-osx/compare.html?.colortrc shows all the ramps looking the same, its not supported.
Color TRC 1 = rec709	No. - See note 1		no	no	no	no	Same as raw	no
Color TRC 2 = undefined			no	no	no	no	Yes - same as raw	no
Color TRC 4 = gamma22	Yes - see note 3		no	no	no	no	no	no
Color TRC 5 = gamma28	Yes - see note 3		no	no	no	no	no	no
Color TRC 8 = linear	Yes - see note 3		no	no	no	no	Yes	no
Color TRC 9 = log			no	no	no	no		no
color TRC 13 = sRGB	Yes - see note 3			no	no		Yes	no
Supports gamma in mov file	no	no	no	no	no	no	Yes	No
Interprets full range 8-bit YUV mp4's
Supports 10-bit h264 mp4's	Yes	Yes	?	No	No	No	No	No
h265 support	No	No	No	No	No	No	yes?	No

Gamut Support
Supports different gamuts with ICC profiles in PNG
Obeys NCLC Primaries (e.g. will it translate rec2020 media to display correctly)	No	Yes					Yes	No

TRC 1 (rec709 camera) for chrome on windows uses a sRGB transfer function. see comment 32: https://bugs.chromium.org/p/chromium/issues/detail?id=784713#c35
Color shift on Chrome, reported: https://bugs.chromium.org/p/chromium/issues/detail?id=1262622 this seems to only be an issue with multiple videos on the same page.

Test Images

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