OK so you’ve got some Arri Alexa footage in Log C format, and it looks funny in After Effects. You don’t have time to sit through my 2-part, 40 minute video on the best way to deal with Alexa footage in After Effects, you just want to know the basic details NOW!
So here’s the 3-minute expurgated version of the After Effects and Alexa videos:
Of course, I recommend you watch the full length version when you can… part 1 is here, and part 2 is here.