Chapter 18
Compositing Images and Video
IN THIS CHAPTER
Working with nodes
Rendering in layers and passes
Understanding useful nodes for compositing
Whether you’re doing 3D animation, visual effects for film and video, or just making a really cool render of a 3D model you’ve sculpted, it’s natural to start adjusting your output images and mixing them with other graphics. That’s the essence of compositing. The art of compositing can happen in many forms. It could be as simple as putting a logo in the corner of a photo or as complex as replacing a live action actor with a fully rigged and animated 3D character. In the simplest form, you’re working on a single image, and a lot of compositing work can be done in your photo-editing software of choice. However, when you start working on sequences of images, like video footage or an animated character, that’s where a compositor like the one in Blender really shines.
Understanding Nodes
Compositing is the process of mixing multiple visual assets to create a single image or sequence of images. By this definition, you may notice that technically Blender’s Video Sequencer qualifies as a sort of compositor because you can stack strips over ...
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