Imagick
PHP 手册

Imagick::setResolution

(PECL imagick 2.0.0)

Imagick::setResolutionSets the image resolution

说明

bool Imagick::setResolution ( float $x_resolution , float $y_resolution )

Sets the image resolution.

参数

x_resolution

The horizontal resolution.

y_resolution

The vertical resolution.

返回值

成功时返回 TRUE

注释

Imagick::setResolution() must be called before loading or creating an image.

参见


Imagick
PHP 手册