Log / Lin Workflow

Many digital cameras now record in a log format (Alexa LogC, REDlogFilm, Sony S-Log, etc.). This is a quick overview of dealing with the log images through a visual effects & color grading pipeline. The following footage is from an early RED Scarlet prototype: http://red.cachefly.net/Chicken.zip Log2Lin – Visual Effects One main benefit of the Cineon […]

XBOX Driver for Mac OS X Lion / Mavericks

For those of you who have the original Xbox game controller with a USB adapter (you know who you are) and a Mac, this article is for you. There was a great open source XBOX HID driver for the mac but, unfortunately, it became outdated and wouldn’t work on Lion. http://sourceforge.net/projects/xhd/ I took the source […]

Bit-Depth & Linear Light

This is an elementary introduction to the concepts of bit-depth and linear light in relation to digital imaging. Both these topics play a factor in digital compositing, color grading, and rendering computer generated images. Bit-Depth: An RGB image is comprised of at least 3 separate grayscale image channels (red, green, and blue) that, when combined, […]

Baking a Graphics Card

I got an iMac in 2008 with a Nvidia GeForce 8800 GS graphics card.¬†After about 2 years, the computer crashed. There were some strange vertical green lines on the screen and it froze on boot. Of course, I hadn’t bought Applecare. It was going to cost $500 to replace the card. That was more than […]

Adobe Premiere Pro to Apple Color Round-Trip

This tutorial is mainly focused on a RED .R3D workflow, but the same concept applies to any source footage (just skip steps 3-4). Premiere Pro and Apple Color XML formats differ slightly, and ¬†sending edits directly between the two apps can sometimes be difficult. Luckily, Final Cut Pro sits somewhere in-between and can read both […]