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Dokumen ini menggunakan Manual laman web PHP Cina Lepaskan
(PECL imagick 2.0.0)
Imagick::vignetteImage — Adds vignette filter to the image
$blackPoint
, float $whitePoint
, int $x
, int $y
)Softens the edges of the image in vignette style. 此方法在Imagick基于ImageMagick 6.2.9以上版本编译时可用。
blackPoint
The black point.
whitePoint
The white point
x
X offset of the ellipse
y
Y offset of the ellipse
成功时返回 TRUE
。
Example #1 Imagick::vignetteImage()
<?php
function vignetteImage ( $imagePath , $blackPoint , $whitePoint , $x , $y ) {
$imagick = new \ Imagick ( realpath ( $imagePath ));
$imagick -> vignetteImage ( $blackPoint , $whitePoint , $x , $y );
header ( "Content-Type: image/jpg" );
echo $imagick -> getImageBlob ();
}
?>