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avfilter/vf_amplify: add more options for finer filtering

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Signed-off-by: Paul B Mahol <onemda@gmail.com>
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Paul B Mahol
2018-05-04 14:19:03 +02:00
parent 1d642ebfdb
commit 4bad76b6e9
2 changed files with 35 additions and 8 deletions
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doc/filters.texi
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@@ -5207,6 +5207,14 @@ Set threshold for difference amplification. Any differrence greater or equal to
this value will not alter source pixel. Default is 10.
Allowed range is from 0 to 65535.
@item low
Set lower limit for changing source pixel. Default is 65535. Allowed range is from 0 to 65535.
This option controls maximum possible value that will decrease source pixel value.
@item high
Set high limit for changing source pixel. Default is 65535. Allowed range is from 0 to 65535.
This option controls maximum possible value that will increase source pixel value.
@item planes
Set which planes to filter. Default is all. Allowed range is from 0 to 15.
@end table