Sets the image resolution

# Gmagick::setimageresolution

(PECL gmagick >= Unknown)

Gmagick::setimageresolution — Sets the image resolution

### 说明

public function Gmagick::setimageresolution(float `$xResolution`, float `$yResolution`): Gmagick

Sets the image resolution.

### 参数

`xResolution`
  The image x resolution.
`yResolution`
  The image y resolution.

### 返回值

The Gmagick object on success.

### 错误／异常

错误时抛出 GmagickException。

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