Source (left viewer) — click top-left then bottom-right corners to define the region size. Record (right viewer) — click the top-left corner only; size is copied from Source.
100%
32
0%
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No object or transform changes detected yet — load demo frames or switch to Difference mode.
Shortcuts:Space capture
L live
A/B toggle
←→↑↓ nudge
Shift+←→ wipe
[dim]
Difference Engine loaded. Start the helper and select viewer regions.
Not running inside Media Composer — MCAPI unavailable.
Saves the Source AAF metadata plus compact first/last Source frames on this Mac only.
A selected baseline lets you compare a later Record sequence without reloading Source.
The AAF preset supplies shot metadata; Sequence Sweep separately reads
every enabled picture track from Media Composer and adds any tracks
omitted by the AAF export. Do not use Video Mixdown.
No marker colors detected. Load both sequences, then refresh colors.
Fast trusts exact AAF media, timing, effect, layer, retime, and marker matches.