Revision 168b441e doc/libavfilter.texi
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@section unsharp |
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Sharpen or blur the input video. It accepts the following parameters: |
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@multitable @columnfractions .2 .5 .1 .1 .1 |
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@headitem Name @tab Description @tab Min @tab Max @tab Default |
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@item @var{luma_msize_x} |
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@tab Luma matrix horizontal size |
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@tab 3 |
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@tab 13 |
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@tab 5 |
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@item @var{luma_msize_y} |
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@tab Luma matrix vertical size |
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@tab 3 |
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@tab 13 |
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@tab 5 |
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@item @var{luma_amount} |
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@tab Luma effect strength |
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@tab -2.0 |
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@tab 5.0 |
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@tab 1.0 |
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@item @var{chroma_msize_x} |
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@tab Chroma matrix horizontal size |
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@tab 3 |
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@tab 13 |
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@tab 0 |
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@item @var{chroma_msize_y} |
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@tab Chroma matrix vertical size |
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@tab 3 |
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@tab 13 |
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@tab 0 |
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@item @var{chroma_amount} |
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@tab Chroma effect strength |
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@tab -2.0 |
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@tab 5.0 |
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@tab 0.0 |
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@end multitable |
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Sharpen or blur the input video. |
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It accepts the following parameters: |
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@var{luma_msize_x}:@var{luma_msize_y}:@var{luma_amount}:@var{chroma_msize_x}:@var{chroma_msize_y}:@var{chroma_amount} |
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@table @option |
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@item luma_msize_x |
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Set the luma matrix horizontal size. It can be an integer between 3 |
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and 13, default value is 5. |
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@item luma_msize_y |
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Set the luma matrix vertical size. It can be an integer between 3 |
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and 13, default value is 5. |
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@item luma_amount |
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Set the luma effect strength. It can be a float number between -2.0 |
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and 5.0, default value is 1.0. |
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@item chroma_msize_x |
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Set the chroma matrix horizontal size. It can be an integer between 3 |
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and 13, default value is 0. |
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@item chroma_msize_y |
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Set the chroma matrix vertical size. It can be an integer between 3 |
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and 13, default value is 0. |
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@item chroma_amount |
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Set the chroma effect strength. It can be a float number between -2.0 |
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and 5.0, default value is 0.0. |
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@end table |
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Negative values for the amount will blur the input video, while positive |
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values will sharpen. All parameters are optional and default to the |
Also available in: Unified diff