- From: Lars Borg <borg@adobe.com>
- Date: Wed, 20 Jun 2018 11:43:46 +0000
- To: Kevin Wheatley <kevin.wheatley@framestore.com>, Tim Borer <tim.borer@bbc.co.uk>
- CC: Craig Revie <Craig.Revie@ffei.co.uk>, Phil Green <green@colourspace.demon.co.uk>, Leonard Rosenthol <lrosenth@adobe.com>, Max Derhak <Max.Derhak@onyxgfx.com>, Simon Thompson-NM <Simon.Thompson2@bbc.co.uk>, "public-colorweb@w3.org" <public-colorweb@w3.org>
Worth noting is that some facilities do not use the RRT. They include a (look?) transform that inverts RRT, cancelling it out, and applies their desired RT. Thanks, Lars Borg | Principal Scientist | Adobe | p. 408.536.2723 | c. 408.391.9479 | borg@adobe.com On 6/20/18, 6:00 AM, "Kevin Wheatley" <kevin.wheatley@framestore.com> wrote: >The current ACES RRT renders into a virtual display HDR wide colour >gamut space (extremely similar to a 10000Cd/m^2, Rec 2020 display). >The ODT targets this intermediate data into a specific real display, >say P3, Rec709/1886 etc. The general assumption is that it targets a >dark viewing environment, and that adaptations are currently placed >into the ODTs to deal with some of the image rendering adjustments >needed to compensate for dim viewing etc. > >The work going on to revisit the RRT/ODT is trying to resolve some of >the issues that arise out of this particular split of >responsibilities, as well as trying to widen the applicability to >other viewing situations (personally I'd like to remove some of the >colour adjustments as they limit the available colour range and looks >that you can create). > >ACES is definitely not limited to cinema viewing, Framestore use it >across almost all of our different delivery mediums, and yes we have >hit some of its limits so I'm not a total fanboy - but have provided >constructive feedback! > >Kevin
Received on Wednesday, 20 June 2018 11:44:13 UTC