| space | play / pause |
| , . | play backward · play forward (transport) |
| ← → | step one frame (or drag the video left/right) |
| < > | pace slower · faster (¼× ½× 1× 2× 4×) |
| u | cycle loop mode |
| ↑ ↓ | switch source (cycle) |
| 0 1 2 | zoom: fit · 1× · 2× (zooms toward the mouse) |
| 3 4 | brightness down · up (hold to ramp) |
| [ ] | set in / out of active clip |
| + − | add clip at playhead · delete clip containing playhead |
| F | fullscreen |
| H / Esc | this help / close |