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Diffstat (limited to 'doc')
| -rw-r--r-- | doc/filters.texi | 4 |
1 files changed, 4 insertions, 0 deletions
diff --git a/doc/filters.texi b/doc/filters.texi index 00a954ca84..c2e5aed84c 100644 --- a/doc/filters.texi +++ b/doc/filters.texi @@ -471,6 +471,10 @@ regions by truncation to 8bit colordepth. Interpolate the gradients that should go where the bands are, and dither them. +This filter is designed for playback only. Do not use it prior to +lossy compression, because compression tends to lose the dither and +bring back the bands. + The filter takes two optional parameters, separated by ':': @var{strength}:@var{radius} |