[Bf-vfx] Mango Samples with ACES via rrt_sRGB

Brecht Van Lommel brechtvanlommel at pandora.be
Sun May 20 14:23:39 CEST 2012


On Sun, May 20, 2012 at 11:35 AM, François T. <francoistarlier at gmail.com> wrote:
>> > The LMT should be applied on both the footage and renders, after
>> > compositing. If we apply it before they wouldn't be both in the same
>> > linear space.
>>
>> It will remain linear and in the same working space. A working space is a
>> working space.
>
> True, Yet Bretch is right any look/creative LUT should be done down the pipe
> to avoid un-necessary transformation. Look LUT are color grading which
> should be done at the end of compositing. (IMO compositing should be render
> and then graded in a new comp though)

I guess the world "linear" is a bit loaded. But after such an LMT, the
colors are definitely not linear with scene radiometry anymore. I
would call that a different space but it's just a matter of semantics.

Brecht.


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