Imagick::getPixelRegionIterator
(PECL imagick 2.0.0)
Imagick::getPixelRegionIterator — Get an ImagickPixelIterator for an image section
Description
Warning
  This function is currently not documented; only its argument list is available.
Get an ImagickPixelIterator for an image section.
Parameters
- 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. 
Return Values
Returns an ImagickPixelIterator for an image section. Throw an ImagickException on error.