FFmpeg 6.1.2
Since* 0.11
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Compute the bounding box for the non-black pixels in the input frame luma plane.

This filter computes the bounding box containing all the pixels with a luma value greater than the minimum allowed value. The parameters describing the bounding box are printed on the filter log.

The filter accepts the following option:

min_val

Set the minimal luma value. Default is 16.

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Commands

This filter supports the all above options as commands.