Webinars

Tailored courses covering important topics in VFX compositing. These courses are self-paced and not mentored, so you can set your own schedule. You will have lifetime access to all courses and webinars that you purchase.
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Working in Linear

$29.00

What the linear workflow is and how to set it up for compositing visual effects regardless of what app you are using.

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Description

Working in Linear

In less than an hour we explain the linear workflow

The visual effects industry is moving to a linear workflow for both CGI and compositing. Artists need to understand this workflow and the reasons for it whether they currently work in a linear shop or hope to get a job in one in the future. This highly informative webinar totally clarifies the difficult subject of working in linear for composting visual effects and will help to future-proof your career in visual effects.

Steve starts with a clear explanation of what linear images are then how to set up the linear workflow. The advantages of working in linear are demonstrated for image blending, color correction, filtering ops, cgi compositing, and mixing image sources along with the many problems of not working in linear. There is an explanation of why floating point math is the indispensable partner of the linear workflow plus a review of essential file formats including dpx, exr, and log images.

Course Length: 1 lesson / less than one hour –Set your own schedule and pace.

 

Course Outline

Working in Linear

  1. What is linear data?
    1. defining a linear image
    2. what is LUT?
    3. why images aren’t linear
    4. viewing linear images
  2. What is the linear workflow?
    1. the four steps to a linear workflow
    2. converting cgi to linear
  3. Why work in linear?
    1. affect on image blending
    2. affect on color correction
    3. affect on filtering ops
    4. blending CGI render passes
    5. mixing image sources
  4. Floating Point is essential
    1. float definition
    2. advantages of float
    3. problems with integer math
    4. coping with weird linear RGB values
  5. important file formats
    1. key file format attributes
    2. DPX files for log images
    3. EXR files for linear images
  6. Log images
    1. what are log images?
    2. advantages of log images
    3. the Cineon LUT
    4. negative code values
    5. “camera” log images
  7. Where the apps are on linear workflow

Recommended Reading

 Available now at amazon.com

Digital Compositing for Film and Video

4th edition

by Steve Wright

A very popular book on the theory and practice of digital compositing.

This book has become a steady machine-side companion for even the most serious compositors.  It contains encyclopedic knowledge of digital compositing plus it addresses real world production problems and provides their solutions.

Featuring new content on powerful new keying techniques, ACES and ColorIO, working in linear and VR Stitching.

If you don’t have a copy yet, purchase it today at amazon.com.

 
Includes Exclusive Web Content!

 

The web content for this book can be downloaded by visiting the publisher’s website (https://routledgetextbooks.com/textbooks/9781138240377/) to request access to the book’s resources. To get your access token you must have proof of your purchase of the hard cover, soft cover, or an electronic version.

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