RegionOfInterest Class

Reference

Definition

Namespace:: Windows.Media.Devices

Important

Some information relates to prerelease product that may be substantially modified before it’s released. Microsoft makes no warranties, express or implied, with respect to the information provided here.

Edit

Represents a region of interest which is a rectangular region on the image which is used for functions such as focus and exposure.

public ref class RegionOfInterest sealed

/// [Windows.Foundation.Metadata.Activatable(65536, Windows.Foundation.UniversalApiContract)]
/// [Windows.Foundation.Metadata.ContractVersion(Windows.Foundation.UniversalApiContract, 65536)]
/// [Windows.Foundation.Metadata.MarshalingBehavior(Windows.Foundation.Metadata.MarshalingType.Agile)]
/// [Windows.Foundation.Metadata.Threading(Windows.Foundation.Metadata.ThreadingModel.Both)]
class RegionOfInterest final

/// [Windows.Foundation.Metadata.ContractVersion(Windows.Foundation.UniversalApiContract, 65536)]
/// [Windows.Foundation.Metadata.MarshalingBehavior(Windows.Foundation.Metadata.MarshalingType.Agile)]
/// [Windows.Foundation.Metadata.Threading(Windows.Foundation.Metadata.ThreadingModel.Both)]
/// [Windows.Foundation.Metadata.Activatable(65536, "Windows.Foundation.UniversalApiContract")]
class RegionOfInterest final

[Windows.Foundation.Metadata.Activatable(65536, typeof(Windows.Foundation.UniversalApiContract))]
[Windows.Foundation.Metadata.ContractVersion(typeof(Windows.Foundation.UniversalApiContract), 65536)]
[Windows.Foundation.Metadata.MarshalingBehavior(Windows.Foundation.Metadata.MarshalingType.Agile)]
[Windows.Foundation.Metadata.Threading(Windows.Foundation.Metadata.ThreadingModel.Both)]
public sealed class RegionOfInterest

[Windows.Foundation.Metadata.ContractVersion(typeof(Windows.Foundation.UniversalApiContract), 65536)]
[Windows.Foundation.Metadata.MarshalingBehavior(Windows.Foundation.Metadata.MarshalingType.Agile)]
[Windows.Foundation.Metadata.Threading(Windows.Foundation.Metadata.ThreadingModel.Both)]
[Windows.Foundation.Metadata.Activatable(65536, "Windows.Foundation.UniversalApiContract")]
public sealed class RegionOfInterest

function RegionOfInterest()

Public NotInheritable Class RegionOfInterest

Inheritance: Object Platform::Object IInspectable RegionOfInterest

Attributes: ActivatableAttribute ContractVersionAttribute MarshalingBehaviorAttribute ThreadingAttribute

Windows requirements

Device family	Windows 10 (introduced in 10.0.10240.0)
API contract	Windows.Foundation.UniversalApiContract (introduced in v1.0)

Remarks

Get an instance of this class by accessing the RegionOfInterest property.

The region of interest specifies the rectangular area of preview that functions such as focus and exposure are computed over. This enables scenarios such as tap to focus.

Constructors

RegionOfInterest()

Creates a new instance of the RegionOfInterest control.

Properties

AutoExposureEnabled	Gets or sets a value that specifies if auto exposure is enabled.
AutoFocusEnabled	Gets or sets a value that specifies if auto focus is enabled.
AutoWhiteBalanceEnabled	Gets or sets a value that specifies if auto white balance is enabled.
Bounds	Gets or sets the rectangle that defines the region of focus.
BoundsNormalized	Gets or sets a value indicating whether the Bounds Rect is in pixels or is mapped to a range of 0 to 1.0.
Type	Gets or sets the type of region represented by the RegionOfInterest object.
Weight	Gets or sets the weight of the region of interest.

Applies to