Image pickup apparatus and control method thereof

An image pickup apparatus comprising:

• an imaging unit;
• a plurality of driving units configured to change a shooting direction of the imaging unit by driving each of a plurality of movable units having different driving directions;
• a detection unit configured to detect rotation angles of the plurality of movable units;
• and
• a driving control unit configured to acquire the rotation angles detected by the detection unit to control the plurality of driving units,
• wherein the driving control unit corrects a target position of each movable unit according to a correction value corresponding to the rotation angle of the movable unit with respect to a plurality of different positions of the plurality of movable units when the imaging unit capture in the same shooting direction in order to control each driving unit by using a corrected value,
• wherein the plurality of driving units include a first driving unit configured to drive a first movable unit and a second driving unit configured to drive a second movable unit, and
• wherein the driving control unit acquires a rotation angle of the second movable unit from the detection unit when the driving of the second movable unit is started by the second driving unit while the first driving unit is stopped, further corrects a target position of the first movable unit according to the correction value obtained from the rotation angle of the second movable unit when the driving of the second movable unit is started and the rotation angle of the second movable unit when the driving of the second movable unit is stopped while the second driving unit is stopped, and controls the first driving unit using a corrected value.

An image pickup apparatus comprising:

• an imaging unit;
• a plurality of driving units configured to change a shooting direction of the imaging unit by driving each of a plurality of movable units having different driving directions;
• a detection unit configured to detect rotation angles of the plurality of movable units;
• and
• an image processing unit configured to process an image captured by the imaging unit and to perform a process of drawing partially masked image to the image,
• wherein the image processing unit corrects a rotation angle detected by the detection unit using a correction value corresponding to a rotation angle of each movable unit with respect to a plurality of different positions of the plurality of movable units when the imaging unit capture in the same shooting direction in order to perform a process of drawing the masked image at a drawing position calculated by using a corrected value,
• wherein the image pickup apparatus comprises a plurality of correction tables each including the correction value corresponding to the rotation angle of the movable unit, and wherein any one of the plurality of correction tables is selected through a determination by comparing the rotation angle of the movable unit with a threshold value and the correction value corresponding to the rotation angle of the movable unit is acquired using the selected correction table.

An image pickup apparatus comprising:

• an imaging unit;
• a plurality of driving units configured to change a shooting direction of the imaging unit by driving each of a plurality of movable units having different driving directions;
• and
• a driving control unit configured to control the plurality of driving units,
• wherein the driving control unit corrects a control command value for each driving unit using a correction value corresponding to a rotation angle of each movable unit with respect to a plurality of different positions of the plurality of movable units when the imaging unit capture in the same shooting direction in order to control the driving unit according to a corrected value,
• wherein the image pickup apparatus comprises a plurality of correction tables each including the correction value corresponding to the rotation angle of the movable unit, and the driving control unit selects any one of the plurality of correction tables through a determination by comparing the rotation angle of the movable unit with a threshold value and acquires the correction value corresponding to the rotation angle of the movable unit using the selected correction table.

A control method to be executed by an image pickup apparatus including an imaging unit, a plurality of driving units configured to change a shooting direction of the imaging unit by driving each of a plurality of movable units having different driving directions, a detection unit configured to detect rotation angles of the plurality of movable units, and a driving control unit configured to acquire the rotation angles detected by the detection unit to control the plurality of driving units, the method comprising:

• detecting, by the detection unit, a rotation angle of each movable unit;
• acquiring, by the driving control unit, the rotation angle detected by the detection unit;
• correcting, by the driving control unit, a target position of each movable unit according to a correction value corresponding to the rotation angle of the movable unit with respect to a plurality of different positions of the plurality of movable units when the imaging unit capture in the same shooting direction;
• and
• controlling, by the driving control unit, each driving unit using a corrected value,
• wherein the image pickup apparatus comprises a plurality of correction tables each including the correction value corresponding to the rotation angle of the movable unit, and in the correcting, any one of the plurality of correction tables is selected through a determination by comparing the rotation angle of the movable unit with a threshold value and the correction value corresponding to the rotation angle of the movable unit is acquired using the selected correction table.

A control method to be executed by an image pickup apparatus including an imaging unit, a plurality of driving units configured to change a shooting direction of the imaging unit by driving each of a plurality of movable units having different driving directions, a detection unit configured to detect rotation angles of the plurality of movable units, and an image processing unit configured to process an image captured by the imaging unit and perform a process of drawing partially masked image to the image, the method comprising:

• correcting, by the image processing unit, a rotation angle detected by the detection unit using a correction value corresponding to a rotation angle of each movable unit with respect to a plurality of different positions of the plurality of movable units when the imaging unit capture in the same shooting direction;
• and
• performing, by the image processing unit, a process of drawing the masked image at a drawing position calculated using a corrected value,
• wherein the image pickup apparatus comprises a plurality of correction tables each including the correction value corresponding to the rotation angle of the movable unit, and wherein any one of the plurality of correction tables is selected through a determination by comparing the rotation angle of the movable unit with a threshold value and the correction value corresponding to the rotation angle of the movable unit is acquired using the selected correction table.

A control method to be executed by an image pickup apparatus including an imaging unit, a plurality of driving units configured to change a shooting direction of the imaging unit by driving each of a plurality of movable units having different driving directions, and a driving control unit configured to control the plurality of driving units, the method comprising:

• correcting, by the driving control unit, a control command value for each driving unit using a correction value corresponding to a rotation angle of each movable unit with respect to a plurality of different positions of the plurality of movable units when the imaging unit capture in the same shooting direction;
• and
• controlling, by the driving control unit, the driving unit according to a corrected value,
• wherein the image pickup apparatus comprises a plurality of correction tables each including the correction value corresponding to the rotation angle of the movable unit, and in the correcting, any one of the plurality of correction tables is selected through a determination by comparing the rotation angle of the movable unit with a threshold value and the correction value corresponding to the rotation angle of the movable unit is acquired using the selected correction table.

An image pickup apparatus comprising:

• an imaging unit;
• a plurality of driving units configured to change a shooting direction of the imaging unit by driving each of a plurality of movable units having different driving directions;
• a detection unit configured to detect rotation angles of the plurality of movable units;
• and
• an image processing unit configured to process an image captured by the imaging unit and to perform a process of drawing partially masked image to the image,
• wherein the image processing unit corrects a rotation angle detected by the detection unit using a correction value corresponding to a rotation angle of each movable unit with respect to a plurality of different positions of the plurality of movable units when the imaging unit capture in the same shooting direction in order to perform a process of drawing the masked image at a drawing position calculated by using a corrected value,
• wherein the plurality of driving units include a first driving unit configured to drive a first movable unit and a second driving unit configured to drive a second movable unit, and
• wherein a rotation angle of the second movable unit is acquired from the detection unit when the driving of the second movable unit is started by the second driving unit while the first driving unit is stopped, a target position of the first movable unit is corrected according to the correction value obtained from the rotation angle of the second movable unit when the driving of the second movable unit is started and the rotation angle of the second movable unit when the driving of the second movable unit is stopped while the second driving unit is stopped, and the first driving unit is controlled using a corrected value.

An image pickup apparatus comprising:

• an imaging unit;
• a plurality of driving units configured to change a shooting direction of the imaging unit by driving each of a plurality of movable units having different driving directions;
• and
• a driving control unit configured to control the plurality of driving units,
• wherein the driving control unit corrects a control command value for each driving unit using a correction value corresponding to a rotation angle of each movable unit with respect to a plurality of different positions of the plurality of movable units when the imaging unit capture in the same shooting direction in order to control the driving unit according to a corrected value,
• wherein the plurality of driving units include a first driving unit configured to drive a first movable unit and a second driving unit configured to drive a second movable unit, and
• wherein the driving control unit acquires a rotation angle of the second movable unit when the driving of the second movable unit is started by the second driving unit while the first driving unit is stopped, further corrects a target position of the first movable unit according to the correction value obtained from the rotation angle of the second movable unit when the driving of the second movable unit is started and the rotation angle of the second movable unit when the driving of the second movable unit is stopped while the second driving unit is stopped, and controls the first driving unit using a corrected value.

A control method to be executed by an image pickup apparatus including an imaging unit, a plurality of driving units configured to change a shooting direction of the imaging unit by driving each of a plurality of movable units having different driving directions, a detection unit configured to detect rotation angles of the plurality of movable units, and a driving control unit configured to acquire the rotation angles detected by the detection unit to control the plurality of driving units, the method comprising:

• detecting, by the detection unit, a rotation angle of each movable unit;
• acquiring, by the driving control unit, the rotation angle detected by the detection unit;
• correcting, by the driving control unit, a target position of each movable unit according to a correction value corresponding to the rotation angle of the movable unit with respect to a plurality of different positions of the plurality of movable units when the imaging unit capture in the same shooting direction;
• and
• controlling, by the driving control unit, each driving unit using a corrected value,
• wherein the plurality of driving units include a first driving unit configured to drive a first movable unit and a second driving unit configured to drive a second movable unit, and
• wherein in the acquiring, a rotation angle of the second movable unit is acquired when the driving of the second movable unit is started by the second driving unit while the first driving unit is stopped, and in the correcting, a target position of the first movable unit is further corrected according to the correction value obtained from the rotation angle of the second movable unit when the driving of the second movable unit is started and the rotation angle of the second movable unit when the driving of the second movable unit is stopped while the second driving unit is stopped, and in the controlling, the first driving unit is controlled using a corrected value.

A control method to be executed by an image pickup apparatus including an imaging unit, a plurality of driving units configured to change a shooting direction of the imaging unit by driving each of a plurality of movable units having different driving directions, a detection unit configured to detect rotation angles of the plurality of movable units, and an image processing unit configured to process an image captured by the imaging unit and perform a process of drawing partially masked image to the image, the method comprising:

• correcting, by the image processing unit, a rotation angle detected by the detection unit using a correction value corresponding to a rotation angle of each movable unit with respect to a plurality of different positions of the plurality of movable units when the imaging unit capture in the same shooting direction;
• and
• performing, by the image processing unit, a process of drawing the masked image at a drawing position calculated using a corrected value,
• wherein the plurality of driving units include a first driving unit configured to drive a first movable unit and a second driving unit configured to drive a second movable unit, and
• wherein a rotation angle of the second movable unit is acquired from the detection unit when the driving of the second movable unit is started by the second driving unit while the first driving unit is stopped, a target position of the first movable unit is corrected according to the correction value obtained from the rotation angle of the second movable unit when the driving of the second movable unit is started and the rotation angle of the second movable unit when the driving of the second movable unit is stopped while the second driving unit is stopped, and the first driving unit is controlled using a corrected value.

A control method to be executed by an image pickup apparatus including an imaging unit, a plurality of driving units configured to change a shooting direction of the imaging unit by driving each of a plurality of movable units having different driving directions, and a driving control unit configured to control the plurality of driving units, the method comprising:

• correcting, by the driving control unit, a control command value for each driving unit using a correction value corresponding to a rotation angle of each movable unit with respect to a plurality of different positions of the plurality of movable units when the imaging unit capture in the same shooting direction;
• and
• controlling, by the driving control unit, the driving unit according to a corrected value,
• wherein the plurality of driving units include a first driving unit configured to drive a first movable unit and a second driving unit configured to drive a second movable unit, and
• wherein a rotation angle of the second movable unit is acquired when the driving of the second movable unit is started by the second driving unit while the first driving unit is stopped, and in the correcting, a target position of the first movable unit is corrected according to the correction value obtained from the rotation angle of the second movable unit when the driving of the second movable unit is started and the rotation angle of the second movable unit when the driving of the second movable unit is stopped while the second driving unit is stopped, and the first driving unit is controlled using a corrected value.