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| author | Mark Himsley <mark@mdsh.com> | 2011-10-24 15:45:14 +0400 |
|---|---|---|
| committer | Michael Niedermayer <michaelni@gmx.at> | 2011-10-24 19:18:17 +0400 |
| commit | 3092509b08f71beabff65c31c49d9e9dffe4584b (patch) | |
| tree | 7def08dfb630fc806a9e32c8613a893e58e72948 /doc | |
| parent | 3ac1ade118f870c5a31c1ae9f9470b9d496c19ea (diff) | |
filters.texi: document interlaced scaling
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
Diffstat (limited to 'doc')
| -rw-r--r-- | doc/filters.texi | 13 |
1 files changed, 12 insertions, 1 deletions
diff --git a/doc/filters.texi b/doc/filters.texi index b389ba21e8..7d9a6fc779 100644 --- a/doc/filters.texi +++ b/doc/filters.texi @@ -1802,7 +1802,7 @@ can be used to test the monowhite pixel format descriptor definition. @section scale -Scale the input video to @var{width}:@var{height} and/or convert the image format. +Scale the input video to @var{width}:@var{height}[:@var{interl}=@{1|-1@}] and/or convert the image format. The parameters @var{width} and @var{height} are expressions containing the following constants: @@ -1850,6 +1850,17 @@ ratio of the input image. The default value of @var{width} and @var{height} is 0. +Valid values for the optional parameter @var{interl} are: + +@table @option +@item 1 +force interlaced aware scaling + +@item -1 +select interlaced aware scaling depending on whether the source frames +are flagged as interlaced or not +@end table + Some examples follow: @example # scale the input video to a size of 200x100. |