Audio Postproduction for Film and Video, 2nd Edition

REMEMBER THIS:

  We hear the world as ratios between sounds, not as absolute values. Volume and pitch differences—expressed as decibels and musical steps—are always comparisons between two values, like “twice as big” or “one-eighth.” Don’t think of these measurements as fixed units like ounces or inches.

  Sound exists only in time, and there is no such thing as an “audio stillframe.” This affects everything you do with a track.

  Although sound ...