Gmagick::newimage()
(PECL gmagick >= Unknown)
Creates a new image
说明
public Gmagick::newimage(int $width,int $height,string $background[,string $format]): Gmagick
Creates a new image with the specified background color
参数
- $width
Width of the new image
- $height
Height of the new image
- $background
The background color used for this image(as float)
- $format
Image format.
返回值
The Gmagick object on success
错误／异常
错误时抛出GmagickException。
To create a png with the transparent background: newimage(width, height, "transparent", "png")