Imagick::addNoiseImage
(No version information available, might be only in CVS)
Imagick::addNoiseImage — Adds random noise to the image
Description
bool Imagick::addNoiseImage
( int $noise_type
[, int $channel
] )
Warning
此函數目前沒有參考文件；只有引數列表。
Warning
這個函數是實驗性質的。這個函數的行為、名稱、和關於此函數的任何其他文件在未來PHP的發行中可能會在不通知的情況下改變。 使用此延伸需自行承擔風險。
Adds random noise to the image.
Parameters
- 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.
Return Values
Returns TRUE on success.