1. An image processing device comprising: a change determination section configured to determine whether there is any change in an image which is captured by a camera at a predetermined resolution; a resolution setting section configured to set a first resolution in the camera as the predetermined resolution in a case where the change determination section determines that there is a change and to set a second resolution higher than the first resolution in the camera in a case where the change determination section determines that there is no change; a correction parameter extraction section configured to extract parameters for correcting an image from the image captured by the camera at the first resolution; and an image correction section configured to correct an image captured by the camera at the second resolution by using the parameters extracted by the correction parameter extraction section.