Imagick::setImageVirtualPixelMethod()
(PECL imagick 2.0.0)
Sets the image virtual pixel method
说明
Imagick::setImageVirtualPixelMethod(int $method): bool
Sets the image virtual pixel method.
参数
- $method
返回值
成功时返回TRUE
。
<?php $im = new \Imagick(); /* read image (914x784)*/ $im->readImage($_SERVER['DOCUMENT_ROOT']."/pathtoimage/".$inputfront); $im->setImageBackgroundColor(new \ImagickPixel('transparent')); /* sets backgound to none (transparent) */ $im->setImageVirtualPixelMethod(1); /* this is equal to -virtual-pixel background (in imagemagick) */ /* Control points for the distortion */ $controlPoints = array( 0,0, 280,0, 994,0, 914,50, 994,862, 784,842, 0,862, 110,762); /* Perform the distortion */ $im->distortImage(\Imagick::DISTORTION_PERSPECTIVE, $controlPoints, true); /* Ouput the image */ $output_front_distort="Projects/".$userid."/".$projectid."/distorted_book.png"; header("Content-Type: image/png"); $im->writeImage($_SERVER['DOCUMENT_ROOT']."/designerr/public/".$output_front_distort); ?>