Imagick::solarizeImage
(No version information available, might be only in CVS)
Imagick::solarizeImage — Applies a solarizing effect to the image
說明
bool Imagick::solarizeImage
( int $threshold
)
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。
Applies a special effect to the image, similar to the effect achieved in a photo darkroom by selectively exposing areas of photo sensitive paper to light. Threshold ranges from 0 to QuantumRange and is a measure of the extent of the solarization.
參數
- threshold
-
Return值
Returns TRUE on success.