Here's a quick reminder of how to set up your render passes for compositing background images. Simple enough, but easy to forget.
Michael Lackner writes:
Have you ever had the problem of rendering the background separately and you just couldn't find a way to accomplish that? Well then this is the perfect video for you. We will cover how to separate the background from our objects as well as a more complex way to handle this kind of situation.
I hope you enjoy watching it and happy blending!