(PECL imagick 2.0.0)
Imagick::newImage — Creates a new image
Creates a new image and associates ImagickPixel value as background color
cols
     Columns in the new image
rows
     Rows in the new image
background
     The background color used for this image
format
     Image format. This parameter was added in Imagick version 2.0.1.
   成功时返回 TRUE .
  
错误时抛出 ImagickException .
| 版本 | 说明 | 
|---|---|
| 2.1.0 | Now allows a string representing the color as the third parameter. Previous versions allow only an ImagickPixel object. | 
Example #1 Using Imagick::newImage():
Create a new image and display it.
<?php
$image = new Imagick();
$image->newImage(100, 100, new ImagickPixel('red'));
$image->setImageFormat('png');
header('Content-type: image/png');
echo $image;
?>