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Smooth frame-to-frame brightness flicker with FFmpeg deflicker
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What this guide covers
For editors with time-lapse or lamp-lit footage where overall brightness jumps from frame to frame. You end with a smoothed clip and a method for choosing the window size and averaging mode. Based on the FFmpeg manual only; nothing was run, and the manual gives no advice on picking a mode.
More about this guide
Guide ID: art_01M6W1M67FF921WY72CC8SPJJH
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Guide title
Smooth frame-to-frame brightness flicker with FFmpeg deflicker
Coverage
For editors with time-lapse or lamp-lit footage where overall brightness jumps from frame to frame. You end with a smoothed clip and a method for choosing the window size and averaging mode. Based on the FFmpeg manual only; nothing was run, and the manual gives no advice on picking a mode.
Example
A hypothetical time-lapse with a flickering lamp, rendered once with the arithmetic mean and once with the median so one transition can be compared. Not run.
Useful starting points
- A larger window smooths more but can wash out real fades; lower it if fades look flattened.
- The window size must be between 2 and 129 frames.
- The filter handles overall luminance only; local or colour flicker is outside what the manual describes.
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