Document

class info

com.huawei.hms.mlsdk.face.MLFaceKeyPoint

Represents a key point on a detected face. Key-point types include:
TYPE_BOTTOM_OF_MOUTH: The value is 1, representing the center of the lower lip.
TYPE_LEFT_CHEEK: The value is 2, representing the center of the left cheek.
TYPE_LEFT_EAR: The value is 3, representing the center of the left ear tragus.
TYPE_TIP_OF_LEFT_EAR: The value is 4, representing the tip of the left ear.
TYPE_LEFT_EYE: The value is 5, representing the center of the left eyeball.
TYPE_LEFT_SIDE_OF_MOUTH: The value is 6, representing the left mouth corner point.
TYPE_TIP_OF_NOSE: The value is 7, representing the center of the nasal tip.
TYPE_RIGHT_CHEEK: The value is 8, representing the center of the right cheek.
TYPE_RIGHT_EAR: The value is 9, representing the center of the right ear tragus.
TYPE_TIP_OF_RIGHT_EAR: The value is 10, representing the tip of the right ear.
TYPE_RIGHT_EYE: The value is 11, representing the center of the right eyeball.
TYPE_RIGHT_SIDE_OF_MOUTH: The value is 12, representing the right mouth corner point.
Note: In this document, “left” and “right” refer to the sides you are facing the image, not the sides of the face in the image.

Constant Summary

Type	Name	Desc
int	TYPE_BOTTOM_OF_MOUTH	Center of the lower lip.
int	TYPE_LEFT_CHEEK	Center of the left cheek.
int	TYPE_LEFT_EAR	Center of the left ear tragus.
int	TYPE_LEFT_EYE	Center of the left eyeball.
int	TYPE_LEFT_SIDE_OF_MOUTH	Left mouth corner point.
int	TYPE_RIGHT_CHEEK	Center of the right cheek.
int	TYPE_RIGHT_EAR	Center of the right ear tragus.
int	TYPE_RIGHT_EYE	Center of the right eyeball.
int	TYPE_RIGHT_SIDE_OF_MOUTH	Right mouth corner point.
int	TYPE_TIP_OF_LEFT_EAR	Tip of the left ear.
int	TYPE_TIP_OF_NOSE	Center of the nasal tip.
int	TYPE_TIP_OF_RIGHT_EAR	Tip of the right ear.

Public Method Summary

Return type	Method name
MLPosition	getPoint()
int	getType()
String	toString()

Constants

Constant

public static final int TYPE_BOTTOM_OF_MOUTH

Center of the lower lip.

Constant value: 1

Constant

public static final int TYPE_LEFT_CHEEK

Center of the left cheek.

Constant value: 2

Constant

public static final int TYPE_LEFT_EAR

Center of the left ear tragus.

Constant value: 3

Constant

public static final int TYPE_LEFT_EYE

Center of the left eyeball.

Constant value: 5

Constant

public static final int TYPE_LEFT_SIDE_OF_MOUTH

Left mouth corner point.

Constant value: 6

Constant

public static final int TYPE_RIGHT_CHEEK

Center of the right cheek.

Constant value: 8

Constant

public static final int TYPE_RIGHT_EAR

Center of the right ear tragus.

Constant value: 9

Constant

public static final int TYPE_RIGHT_EYE

Center of the right eyeball.

Constant value: 11

Constant

public static final int TYPE_RIGHT_SIDE_OF_MOUTH

Right mouth corner point.

Constant value: 12

Constant

public static final int TYPE_TIP_OF_LEFT_EAR

Tip of the left ear.

Constant value: 4

Constant

public static final int TYPE_TIP_OF_NOSE

Center of the nasal tip.

Constant value: 7

Constant

public static final int TYPE_TIP_OF_RIGHT_EAR

Tip of the right ear.

Constant value: 10

Public Methods

Method

public MLPosition getPoint()

Obtains the (x, y, z) position of a facial key-point, where (0, 0, 0) is the upper-left corner of the image.

Return

Type	desc
MLPosition	Returns the MLPosition instance. Currently, the z parameter of the MLPosition class is reserved. The value is 0.

Method

public int getType()

Obtains the facial key-point type.

Return

Type	desc
int	Returns the facial key-point type.

Method

public String toString()

Converts the current instance into a character string.

Return

Type	desc
String	Character string of the current instance.