Php/docs/imagick.clutimage
来自菜鸟教程
Imagick::clutImage
(PECL imagick 2, PECL imagick 3)
Imagick::clutImage — Replaces colors in the image
说明
public Imagick::clutImage
( Imagick $lookup_table
[, int $channel = Imagick::CHANNEL_DEFAULT
] ) : bool
Replaces colors in the image from a color lookup table. Optional second parameter to replace colors in a specific channel. 此方法在Imagick基于ImageMagick 6.3.6以上版本编译时可用。
参数
lookup_table- Imagick object containing the color lookup table
channel- The Channeltype constant. When not supplied, default channels are replaced.
返回值
成功时返回 true。
范例
Example #1 Using Imagick::clutImage():
Replace colors in the image from a color lookup table.
<?php$image = new Imagick('test.jpg');$clut = new Imagick();$clut->newImage(1, 1, new ImagickPixel('black'));$image->clutImage($clut);$image->writeImage('test_out.jpg');?>
参见
- Imagick::adaptiveBlurImage() - Adds adaptive blur filter to image
- Imagick::motionBlurImage() - Simulates motion blur
- Imagick::radialBlurImage() - Radial blurs an image
