nn::camera::CTR::SetAutoExposureWindow Function

nn::Result SetAutoExposureWindow(
CameraSelect select,
s16 startX,
s16 startY,
s16 width ,
s16 height
);

	Name	Description
in	select	Specifies which camera to change settings for.
in	startX	Specifies the x-coordinate of the region's upper-left corner. If the x-coordinate of the image's upper-left corner is defined as 0, this argument can be specified in 40-pixel increments in the range [0, 600].
in	startY	Specifies the y-coordinate of the region's upper-left corner. If the y-coordinate of the image's upper-left corner is defined as 0, this argument can be specified in 30-pixel increments in the range [0, 450].
in	width	Specifies the region's width. This can be specified in 40-pixel increments in the range [0, 640].
in	height	Specifies the region's height. This can be specified in 30-pixel increments in the range [0, 480].

Returns the function's execution result. Returns one of the Result values listed below.

Value	Description
ResultSuccess	Process was successful.
ResultIsSleeping	Unusable because the system is closed.
ResultFatalError	There may be something physically wrong with the camera.

Sets the region within the view to use as the basis for calculating auto exposure.

The default values for each camera are shown below.

	Inner Camera	Right Outer Camera	Left Outer Camera
startX	80	0	0
startY	60	0	0
width	480	640	640
height	360	480	480

Note that this function may block for an extended period if a camera is restarting.

2010/07/17

Added explanation about operation during restart.

2010/04/13

Initial version.