1. An image processing apparatus for displaying a live view image obtained by implementing special effect processing on an image data on a monitor, comprising: an image processing unit that implements a plurality of types of special effect processing on the image data to generate a plurality of sets of special effect image data corresponding respectively to the plurality of types of special effect processing; and a control unit that displays the plurality of sets of special effect image data on the monitor while switching the plurality of sets of special effect image data automatically in time series.