Imagick::reduceNoiseImage
(No version information available, might be only in CVS)
Imagick::reduceNoiseImage — Smooths the contours of an image
說明
bool Imagick::reduceNoiseImage
( float $radius
)
Warning
此函式目前沒有參考文件；只有引數列表。
Warning
本函式是實驗性的。這個函式的行為、名稱、和關於此函式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。 使用此函式需自行承擔風險。
Smooths the contours of an image while still preserving edge information. The algorithm works by replacing each pixel with its neighbor closest in value. A neighbor is defined by radius. Use a radius of 0 and Imagick::reduceNoiseImage() selects a suitable radius for you.
參數
- radius
-
Return值
Returns TRUE on success.