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| author | Stefano Sabatini <stefasab@gmail.com> | 2013-02-20 15:02:42 +0100 |
|---|---|---|
| committer | Stefano Sabatini <stefasab@gmail.com> | 2013-02-20 19:07:48 +0100 |
| commit | a2a1e20fa2c8eb32e2b5da3d06854691997fa075 (patch) | |
| tree | 53b5a3b7b4d7094c4c9b368b4684fb76d84f9049 /doc | |
| parent | 49c8fe304f691a661eed2c3a31df273604c1df09 (diff) | |
| download | ffmpeg-a2a1e20fa2c8eb32e2b5da3d06854691997fa075.tar.gz | |
lavfi/decimate: use named options
Diffstat (limited to 'doc')
| -rw-r--r-- | doc/filters.texi | 23 |
1 files changed, 14 insertions, 9 deletions
diff --git a/doc/filters.texi b/doc/filters.texi index e7661f6649..664264a2da 100644 --- a/doc/filters.texi +++ b/doc/filters.texi @@ -2069,11 +2069,14 @@ for very-low-bitrate encoding (e.g. streaming over dialup modem), but it could in theory be used for fixing movies that were inverse-telecined incorrectly. -It accepts the following parameters: -@var{max}:@var{hi}:@var{lo}:@var{frac}. +The filter accepts parameters as a list of @var{key}=@var{value} +pairs, separated by ":". If the key of the first options is omitted, +the arguments are interpreted according to the syntax: +@option{max}:@option{hi}:@option{lo}:@option{frac}. -@table @option +A description of the accepted options follows. +@table @option @item max Set the maximum number of consecutive frames which can be dropped (if positive), or the minimum interval between dropped frames (if @@ -2082,20 +2085,22 @@ number of previous sequentially dropped frames. Default value is 0. -@item hi, lo, frac +@item hi +@item lo +@item frac Set the dropping threshold values. -Values for @var{hi} and @var{lo} are for 8x8 pixel blocks and +Values for @option{hi} and @option{lo} are for 8x8 pixel blocks and represent actual pixel value differences, so a threshold of 64 corresponds to 1 unit of difference for each pixel, or the same spread out differently over the block. A frame is a candidate for dropping if no 8x8 blocks differ by more -than a threshold of @var{hi}, and if no more than @var{frac} blocks (1 -meaning the whole image) differ by more than a threshold of @var{lo}. +than a threshold of @option{hi}, and if no more than @option{frac} blocks (1 +meaning the whole image) differ by more than a threshold of @option{lo}. -Default value for @var{hi} is 64*12, default value for @var{lo} is -64*5, and default value for @var{frac} is 0.33. +Default value for @option{hi} is 64*12, default value for @option{lo} is +64*5, and default value for @option{frac} is 0.33. @end table @section delogo |