An image processing apparatus and method that include generating display video data of a plurality of images to be displayed respectively in a plurality of image display sections on a display screen from image data, determining display types indicating display modes of displaying the images of the image data on a picture by picture basis or GOP by GOP basis according to variations expressing extents of change of the image data, altering the display parameters or the reproduction parameters corresponding to the display video data according to the type information expressing the display types on a picture by picture basis or GOP by GOP basis as determined, and displaying the images to be displayed in the form of moving image on the display screen with time lags in the display sequence, using the display parameters or the reproduction parameters altered.