PHP Manual Function Reference Image Processing and Generation Gmagick Gmagick Gmagick::labelimage Gmagick::implodeimage Gmagick::levelimage Gmagick::labelimage (PECL gmagick >= Unknown)Gmagick::labelimage — Adds a label to an image. Description public mixed Gmagick::labelimage ( string $label ) Adds a label to an image. Parameters label The label to add Return Values Gmagick with label. Errors/Exceptions Throws an GmagickException on error.