程序包 ohos.media.camera.device

接口 CameraInfo

public interface CameraInfo

Gets logical camera information, such as the facing type of the camera, connected physical cameras, and link type.

从以下版本开始:

1

SystemCapability

SystemCapability.Multimedia#CAMERA

嵌套类概要

嵌套类

限定符和类型	接口	说明
static interface	CameraInfo.DeviceLinkType	Describes the link type of a physical camera.
static interface	CameraInfo.FacingType	Describes the facing type of the camera.

方法概要

限定符和类型	方法	说明
boolean	equals(Object obj)	Checks whether this CameraInfo object equals a specified object.
int	getDeviceLinkType(String physicalId)	Gets a physical camera link type.
int	getFacingType()	Gets the facing type of the camera.
String	getLogicalId()	Gets the logical camera ID.
List<String>	getPhysicalIdList()	Gets IDs of physical cameras belong to the logical camera.
int	hashCode()	Obtains the hash code of this CameraInfo object.
String	toString()	Returns a string representation of this CameraInfo object.

方法详细资料

getLogicalId

String getLogicalId()

Gets the logical camera ID.

返回:

Returns the logical camera ID.

从以下版本开始:

1

getFacingType

int getFacingType()

Gets the facing type of the camera.

All physical cameras belong to the logical camera has the same facing type.

返回:

Returns the facing type.

从以下版本开始:

1

另请参阅:

CameraInfo.FacingType

getPhysicalIdList

List<String> getPhysicalIdList()

Gets IDs of physical cameras belong to the logical camera.

返回:

Returns physical camera IDs.

从以下版本开始:

1

getDeviceLinkType

int getDeviceLinkType(String physicalId)

Gets a physical camera link type.

参数:

physicalId - Indicates the ID of a physical camera.

返回:

Returns the link type of the physical camera.

从以下版本开始:

1

另请参阅:

CameraInfo.DeviceLinkType

equals

boolean equals(Object obj)

Checks whether this CameraInfo object equals a specified object.

The two objects are equal only when all their elements are the same, including the FacingType and LogicalId.

覆盖:

equals 在类中 Object

参数:

obj - Indicates the specified object to compare.

返回:

Returns true if the two objects are equal; returns false otherwise.

从以下版本开始:

5

另请参阅:

Object.hashCode(), HashMap

hashCode

int hashCode()

Obtains the hash code of this CameraInfo object.

覆盖:

hashCode 在类中 Object

返回:

Returns the hash code of the CameraInfo object.

从以下版本开始:

5

另请参阅:

Object.equals(java.lang.Object), System.identityHashCode(java.lang.Object)

toString

String toString()

Returns a string representation of this CameraInfo object. The string format is as follows: "CameraInfo{cameraId='%s', facingType=%d, physicalIds=[%s, ...%s], linkTypes=[%d,...%d]}".

覆盖:

toString 在类中 Object

返回:

Returns a string representation.

从以下版本开始:

5