is.im {spatstat.geom}

Test Whether An Object Is A Pixel Image

Description

Tests whether its argument is a pixel image (object of class "im").

Usage

is.im(x)

Arguments

x

Any object.

Details

This function tests whether the argument x is a pixel image object of class "im". For details of this class, see im.object.

The object is determined to be an image if it inherits from class "im".

Value

TRUE if x is a pixel image, otherwise FALSE.

Author(s)

Adrian Baddeley [e-mail]

and Rolf Turner [e-mail]