An image receiving apparatus is assigned with a field-of-view range
setting right which is a right of setting a field-of-view of an image to
be distributed. A field-of-view range setting request is received from
the image receiving apparatus having the field-of-view range setting
right and then reflected upon a cut-out position of an image, and a
field-of-view selection request is received from an image receiving
apparatus not having the field-of-view range setting right, thereby
selecting and an image to be distributed to the image receiving apparatus
having the field-of-view range setting right as a distribution image to
the image receiving apparatus not having the field-of-view range setting
right.