| cal | GoGeoCal object. |
| cameraIndex | Camera index. kERROR_PARAMETER if invalid. |
| x | Output parameter for window x. Provide with a pointer to a k32u. Ignored if input is kNULL. |
| y | Output parameter for window y. Provide with a pointer to a k32u. Ignored if input is kNULL. |
| width | Output parameter for window width. Provide with a pointer to a k32u. Ignored if input is kNULL. |
| height | Output parameter for window height. Provide with a pointer to a k32u. Ignored if input is kNULL. |
| xSubsampling | Output parameter for window xSubsampling. Provide with a pointer to a k32u. Ignored if input is kNULL. |
| ySubsampling | Output parameter for window ySubsampling. Provide with a pointer to a k32u. Ignored if input is kNULL. |