1. An image processing apparatus comprising: an input unit that inputs data subject to image processing; an input filter that controls data input operations of the input unit; an output unit that outputs processed data resulting from the image processing; an output filter that controls data output operations of the output unit; and at least one processing filter arranged between the input filter and the output filter which processing filter processes the input data; wherein at least one of an interruption process and a termination process for stopping the image processing is successively performed within the output filter, the processing filter, and the input filter starting with the output filter.