1. An image processing apparatus for performing image processing of image data in which information specifying a position
of a region of interest in an image is recorded, comprising:
a first processing unit configured to perform rotation processing of the image data;
a second processing unit configured to perform rotation processing of the region of interest in accordance with a rotation
of the image data by the first processing unit,
wherein the image data is generated by an image capturing apparatus, and
the region of interest is a portion corresponding to a frame for auto focus, the portion is used to focus on an object by
the image capturing apparatus upon generating the image data.