1. An image displaying method of a mobile terminal comprising: displaying, on a display, a first image having a first format, the first image including a plurality of objects; designating, based on a touch input, an area from the first image displayed in the first format, the area including at least one of the plurality of objects; and converting, based on a touch type sensed on the designated area, the designated area into a second image having a second format different from the first format, wherein the designated area is differently converted into the second image according to the sensed touch type.