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Remove transient objects with the FFmpeg tmedian filter
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What this guide covers
For editors with a locked-off shot where something passes through. You end with a command that takes the per-pixel median, minimum or maximum over nearby frames. It follows the FFmpeg filters manual and was not run, so how large a window you need is untested.
More about this guide
Guide ID: art_01M6W0BATT2XBZZ0QXAF2ZKG14
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Guide title
Remove transient objects with the FFmpeg tmedian filter
Coverage
For editors with a locked-off shot where something passes through. You end with a command that takes the per-pixel median, minimum or maximum over nearby frames. It follows the FFmpeg filters manual and was not run, so how large a window you need is untested.
Example
A hypothetical locked-off shot with people walking through, filtered and checked for whether the walkers fade; no run was made.
Useful starting points
- Ghosting on moving areas means the window spans motion; lower the radius or accept it.
- The radius option cannot be changed while the filter is running; set it on the command line.
- A static background is the premise; the manual does not promise removal of moving objects.
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