Glossary

180-degree rule (or crossing the line) Keeping camera angles on one side of an imaginary line running through the set. Crossing the line can cause confusing discontinuity.

4:4:2 (and 4:4:4) Chroma sampling rates. 4:4:4 means that the color and luminance components of the picture are sampled at the same rate, as is performed in cinematic post-production. With 4:2:2, the two chroma components are sampled at half the rate of the luminance component; this reduces bandwidth by one-third with little or no visible difference.

4K High-definition formats that can process screen resolutions up to 4,096 pixels. Ultra-high definition (UHD) 4K is 3,840 wide, while DCI 4K is 4,096. It has four times as many pixels as current 1080p HDTV.

8K High-definition ...

Get Corporate Video Production, 2nd Edition now with the O’Reilly learning platform.

O’Reilly members experience books, live events, courses curated by job role, and more from O’Reilly and nearly 200 top publishers.