PHP Manual
Imagick
Sets the image matte channel

Imagick::setImageMatte

(PECL imagick 2, PECL imagick 3)

Imagick::setImageMatte — Sets the image matte channel

Description

public Imagick::setImageMatte(bool $matte): bool

Sets the image matte channel. This method is available if Imagick has been compiled against ImageMagick version 6.2.9 or newer.

Parameters

matte: True activates the matte channel and false disables it.

Return Values

Returns true on success.

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