Gmagick::medianfilterimage

(PECL gmagick >= Unknown)

Gmagick::medianfilterimageApplies a digital filter

Описание

public void Gmagick::medianfilterimage ( float $radius )

Applies 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.

Коментарии

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
2015-03-12 23:40:19
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