picture lock

English

Noun

picture lock (uncountable)

1. (film) The point at which a film has gone through final editing and will no longer undergo any visual changes.
   • 2017, Patrick Winters, Sound Design for Low & No Budget Films, page 23:

     You should have “picture lock” before the sound work begins. It is possible to begin sound work before picture lock, but additional expense and time may be incurred in re-conforming your audio edits to the newly re-edited picture.