Real World Digital Video, Second Edition

R

Rack focus:

To change focus during a shot; named for the flat gear called a “rack” (half of the rack-and-pinion focusing mechanism on old-style movie cameras). Chapter 5.

RAID:

Appendix B.

See also [Redundant Array of Independent Disks]

RAM (Random Access Memory):

Computer memory chip; system memory. Appendix B.

Ramping:

Smoothly changing the playback speed of a clip; for instance, from normal speed to slow motion to fast motion and back again. Chapter 1.

Raster:

Zigzag pattern painted by the electron beam as it scans the photosensitive phosphors on the inside face of a cathode ray tube (CRT). Chapter 3.

Reaction shot:

A shot that shows an actor's facial expression or body language in response to some dialogue or action. Chapter 5.

Recording format: ...