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| author | Lars Kiesow <lkiesow@uos.de> | 2014-01-25 18:34:23 +0400 |
|---|---|---|
| committer | Lars Kiesow <lkiesow@uos.de> | 2014-01-25 18:34:23 +0400 |
| commit | c49b0360966da9cdbdbafd0ce926269e777bc774 (patch) | |
| tree | b13432d8b9e61250e20abe4a9de5e0f206cc655d /doc/filters.texi | |
| parent | 69b1d1d99bc5384d4ca305aa76e246a06c5b98b5 (diff) | |
Documentation for scale filter factor
Diffstat (limited to 'doc/filters.texi')
| -rw-r--r-- | doc/filters.texi | 5 |
1 files changed, 5 insertions, 0 deletions
diff --git a/doc/filters.texi b/doc/filters.texi index 9e67db4888..28e7a24af9 100644 --- a/doc/filters.texi +++ b/doc/filters.texi @@ -6911,6 +6911,11 @@ maintains the aspect ratio of the input image, calculated from the other specified dimension. If both of them are -1, the input size is used +If one of the values is -n with n > 1, the scale filter will also use a value +that maintains the aspect ratio of the input image, calculated from the other +specified dimension. After that it will, however, make sure that the calculated +dimension is divisible by n and adjust the value if necessary. + See below for the list of accepted constants for use in the dimension expression. |