1. An image processing apparatus comprising: an image pickup unit configured to take an image; a peep-type finder; a display unit which is provided in a part other than inside the peep-type finder; an output unit configured to resize the image, which is taken by said image pickup unit, into images with resolutions corresponding to respective resolutions of three or more image output destinations including the display unit and output the images to the three or more image output destinations at the same time; a superimposition unit configured to individually superimpose shooting information in the resolutions corresponding to the respective resolutions of the three or more image output destinations on the images output to the respective three or more image output destinations; a selection unit configured to select an image output destination, on which the shooting information is to be superimposed, from among a plurality of image output destinations except the display unit among the three or more image output destinations; and a control unit configured to provide control such that said superimposition unit superimposes the shooting information on the image output to the display unit and the image output to the image output destination selected by said selection unit, said output unit outputs the same, and that said output unit outputs the image to an image output destination that has not been selected by said selection unit without superimposing the shooting information on the image.