Imagick::addNoiseImage

(PECL imagick 2.0.0)

Imagick::addNoiseImage — Adds random noise to the image

bool Imagick::addNoiseImage ( int $noise_type [, int $channel=Imagick::CHANNEL_ALL ] )

Warning

本函数暂无文档，仅有参数列表。

Adds random noise to the image.

noise_type: The type of the noise. Refer to this list of noise constants.
channel: Provide any channel constant that is valid for your channel mode. To apply to more than one channel, combine channeltype constants using bitwise operators. Defaults to Imagick::CHANNEL_ALL. Refer to this list of channel constants.

Returns TRUE on success.