Multicam Sync

Parts 1–3 always run: they produce the synced master, a verifiable fact that every later edit is rebuilt from. Part 4 cuts a draft from it, and runs only on request. Transcripts do almost all of the work. AI locates; arithmetic decides frames.

Use ordinary timelines, tracks, and items only. Never create a compound or nested multicam clip, and never depend on a camera-switcher item. If a main edit already exists, leave it untouched while building the synced master and speaker-follow cutting board on separate timelines.

Part 1 — Discover the structure

Work out what you actually have before aligning anything. Never ask the user how many cameras there are. The material already answers it.

The two rules that do the work