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imagick_charcoal
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imagick_charcoal

(PECL)

imagick_charcoal -- Highlight edges

Description

bool imagick_charcoal ( resource image, float radius, float sigma )

Warning

This function is currently not documented; only the argument list is available.

Parameters

image

Image handle

radius

Radius of the pixel neighborhood

sigma

Standard deviation of the Gaussian in pixels

Return Values

Returns TRUE on success or FALSE on failure.

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