PURPOSE: To decrease the burden on copying mode setting and to allow the execution of copying processing without an erroneous operation by adding copying mode information onto a document.

CONSTITUTION: A means 48 which analyzes the output of an image reading means 9 and automatically recognizes the copying mode information added onto the document and a means 48 for setting the execution copying mode by automatically selects either of the automatically recognized copying mode or the copying mode set by an instruction are provided. The copying mode information adds a number (a) of copies, magnification (b) and density (c), etc., as simple copying mode information to the document 1001. Then, even if the copying mode information is intricate, the desired copy images are obtd. by the simple operation of adding the recognizable copying mode information onto the document.