FRAME RATES

Slow-Motion Duration Calculator

See how long a high-frame-rate clip becomes on a 24, 25 or 30 fps timeline and how slow the resulting playback will be.

CORE FORMULAplayback = capture time × capture fps ÷ timeline fpsInputs stay in this browser.

INPUTS

Set your shot

Capture frame ratefpsTimeline frame rateRecorded actionsec

LIVE RESULT

Your working numbers

Finished clip48 sec

Playback speed20.8%4.8× longer than real time

Captured frames1,200

180° shutter start1/240 secCreative convention, not a requirement

Assumes every captured frame is conformed to the timeline without interpolation.

READ THE RESULT

Use the estimate as a planning tool.

Camera specifications, tolerances and shooting conditions can change a real result. We expose the assumptions so you can choose a margin that fits the consequence of getting it wrong.

Read the related field guide