The Imagick class
PHP 手册

Imagick::getPixelRegionIterator

(PECL imagick 2.0.0)

Imagick::getPixelRegionIterator — Get an ImagickPixelIterator for an image section

说明

ImagickPixelIterator Imagick::getPixelRegionIterator ( int $x , int $y , int $columns , int $rows )
Warning

本函数暂无文档，仅有参数列表。

Get an ImagickPixelIterator for an image section.

参数

x

The x-coordinate of the region.

y

The y-coordinate of the region.

columns

The width of the region.

rows

The height of the region.

返回值

Returns an ImagickPixelIterator for an image section, throwing ImagickException on error.

The Imagick class
PHP 手册