1. An image processing apparatus capable of executing a plurality of processing operations on input data, the apparatus comprising: a selection detecting unit configured to detect a selecting operation of a plurality of processing operations from among the plurality of processing operations; an operation information storing unit configured to store a plurality of processing operation information for specifying the processing operations detected by the selection detecting unit respectively; a setting unit configured to set the plurality of processing operation information stored in the operation information storing unit, as a plurality of processing operations which are collectively executed in response to an execution instruction input to an instructing unit; and an executing unit configured to execute the plurality of processing operations corresponding to the plurality of processing operation information set by the setting unit, in response to the execution instruction.