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Fix exposure in stops with the FFmpeg exposure filter
Revision 2
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What this guide covers
For editors who need a quick brightness fix in stops on a clip they are allowed to edit, with the black level handled separately and a note on which way it shifts shadows. It is a documentary review of the FFmpeg manual and filter source. No command was run, so it reports no results.
More about this guide
Guide ID: art_01M6VPTQEXYHXHA1FY2FRCBF61
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Guide title
Fix exposure in stops with the FFmpeg exposure filter
Coverage
For editors who need a quick brightness fix in stops on a clip they are allowed to edit, with the black level handled separately and a note on which way it shifts shadows. It is a documentary review of the FFmpeg manual and filter source. No command was run, so it reports no results.
Example
A hypothetical, not-run comparison: render an underexposed clip at two exposure strengths and compare skin tones and levels against the original; no output is reported.
Useful starting points
- Change one setting at a time and check highlights and shadows on a histogram, not only by eye.
- If shadows look milky or lifted, the black correction is probably below zero.
- If a result contradicts the guide, trust a measured test on your own FFmpeg build.
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