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);
?>