Recent Posts

The beauty and all the other layers

A very interesting paper about pipeline optimization from Filmakademie Baden-Wuerttemberg. Using newer rendering techniques could help reduce environmental impact, but also reduce iteration time, which is a key factor in…

Color Management?

OK, let’s talk about color management. Why should we do it? Well, we want to have things consistent. “The primary goal of color management is to obtain a good match…

The bike frame : statistics and flexibility

Right now there is a lot of hype around LLMs for good reasons : they can provide great help and their capacity to convince you, whether the output is right…

Old OpenColor IO videos

As I was looking the other day at OpenColorIO, I found that Autodesk is putting a lot of effort into v2, which is a great thing. Back in the days…

Welcome!

Welcome to Splectrum! This is my new site for personal reflections and research. This is also where I will store my older publications. Hope you will enjoy this place. Cedric

Installing ComfyUI on a MacIntel

This is something I thought would be useful if you have a Macbook with an Intel processor as for now info I’ve found is only available for the Apple Silicon…

3D LUT Magic

As we were discussing the other day with some amazing colorists and color scientists on our Discord server about LUTs and how stupid they were, I realized I missed the…

Colorboration pt 2 : the machines

In the previous episode, we’ve seen that there were many people with different views on the production process. From a purely technical stand point, let see how we can transport…

The Meters

The Meters is a great funk band But today I’m here to talk about an important topic for color management: choosing the right tool to measure the light emitted (or…

WF TV

In the old Workflowers days, I was doing a lot of video tutorials, mostly on Autodesk Flame and Lustre, but also on Nuke, Scratch or Resolve. For quite a while…

Speed of light : perception of framerate

Lately I have been working on motion perception for my work at EclairColor, and as usual, been by myself in a dark room looking at moving pictures. You know how…

Colorboration pt1 : share the colors

Color management is all about collaboration: even if you’re by yourself, you want your different softwares and devices to show something consistent across. In the colorboration series of articles we…

Would you let the trainee grade your movie?

I was listening to this great Team Deakins podcast episode where Roger Deakins and partner James interviewed the amazing Joachim “JZ” Zell, vice chair of the ACES project, founder of…

Connecting colorspaces

That sounds like a line from a space rock song, but it’s actually a concept that is quite interesting when you have to deal with different sources and you want…

It floats to eleven!

As I was reading a couple of articles about ACES in CG and VFX I realized that a lot of the articles I read miss a very important point about…

The viewing environment

Hey! Having another discussion on our Discord server tonight about calibration. Something I point out often but is still difficult to catch for a lot of people is the viewing…

The Band

Long ago, when I was a teenager right in the middle of nowhere, I wanted to start a rock band. It was ambitious, it was the early nineties, and I…

ACES or not? Let’s take a seat

This morning I was asked a couple of questions about switching a CG pipeline to ACES. and how difficult it was. Let see how to approach it. First thing, why…

Colorspaces for transport

There’s a lot of color spaces all around for many things. It’s almost trendy, to the point some camera manufacturers create new ones with new cameras. You may wonder why,…

Management in creative environments

Herding cats, that’s sometimes how it feels when you deal with a bunch of creative people and try to make them work on one project together. But it’s really not…

My Rugby Philosophy

Teamwork is a difficult exercise, because things never quite work as planned. Obviously if you have a “traditional” job you just have to follow your job description, and just say…

Why should we do HDR in theaters?

At the moment HDR (High Dynamic Range) is a big buzzword in the cinema world, for a couple of reasons: The creative opportunity is fantastic. One of the most important…