(PECL gmagick >= Unknown)
Gmagick::setimageunits — Sets the image units of resolution.
Sets the image units of resolution.
resolution
The image units of resolution : Undefinedresolution, PixelsPerInchResolution, or PixelsPerCentimeterResolution.
The Gmagick object on success.
Wirft bei einem Fehler eine GmagickException.