For people like me who like a quick reference, the filters are:
FILTER_UNDEFINED => UndefinedFilter
FILTER_POINT => PointFilter
FILTER_BOX => BoxFilter
FILTER_TRIANGLE => TriangleFilter
FILTER_HERMITE => HermiteFilter
FILTER_HANNING => HanningFilter
FILTER_HAMMING => HammingFilter
FILTER_BLACKMAN => BlackmanFilter
FILTER_GAUSSIAN => GaussianFilter
FILTER_QUADRATIC => QuadraticFilter
FILTER_CUBIC => CubicFilter
FILTER_CATROM => CatromFilter
FILTER_MITCHELL => MitchellFilter
FILTER_LANCZOS => LanczosFilter
FILTER_BESSEL => BesselFilter
FILTER_SINC => SincFilter
Ref: https://github.com/vitoc/gmagick/blob/master/gmagick_helpers.c
Gmagick::medianfilterimage
(PECL gmagick >= Unknown)
Gmagick::medianfilterimage — Applies a digital filter
Описание
public Gmagick::medianfilterimage(float
$radius): voidApplies a digital filter that improves the quality of a noisy image. Each pixel is replaced by the median in a set of neighboring pixels as defined by radius.
Список параметров
-
radius -
The radius of the pixel neighborhood.
Возвращаемые значения
Gmagick object with median filter applied.
Ошибки
Вызывает GmagickException при ошибке.
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User Contributed Notes 1 note
jeff at arizonacoders dot com ¶
9 years ago
