Package com.libremobileos.yifan.face

Class VolatileFaceStorageBackend

java.lang.Object

com.libremobileos.yifan.face.FaceStorageBackend

com.libremobileos.yifan.face.VolatileFaceStorageBackend

public class VolatileFaceStorageBackend
extends FaceStorageBackend

In-memory FaceStorageBackend, bypassing encoding and storage, relying on cache entirely for performance

Constructor Summary

Constructors

Constructor	Description
VolatileFaceStorageBackend()

Method Summary

Modifier and Type	Method	Description
protected boolean	deleteInternal(String name)	Delete all references to a face.
float[][]	get(String name)	Load 2D face model from storage.
protected String	getInternal(String name)	Load 2D face model from storage.
Set<String>	getNames()	Get all known faces
protected Set<String>	getNamesInternal()	Get all known faces
boolean	register(String rawname, float[][] alldata, boolean replace)	Register/store new face.
protected boolean	registerInternal(String name, String data, boolean duplicate)	Register/store new face.

Methods inherited from class com.libremobileos.yifan.face.FaceStorageBackend

delete, extendRegistered, register, register

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Constructor Detail

VolatileFaceStorageBackend

public VolatileFaceStorageBackend()

Method Detail

getNamesInternal

protected Set<String> getNamesInternal()

Description copied from class: FaceStorageBackend

Get all known faces

Specified by:

getNamesInternal in class FaceStorageBackend

Returns:

Set of all known faces (names only)

registerInternal

protected boolean registerInternal(String name,
                                   String data,
                                   boolean duplicate)

Description copied from class: FaceStorageBackend

Register/store new face.

Specified by:

registerInternal in class FaceStorageBackend

Parameters:

name - Name of the face, needs to be unique.

data - Face detection model data to store.

duplicate - Only true if we are adding a duplicate and want to replace the saved one.

Returns:

If registering was successful.

getInternal

protected String getInternal(String name)

Description copied from class: FaceStorageBackend

Load 2D face model from storage.

Specified by:

getInternal in class FaceStorageBackend

Parameters:

name - The name of the face to load.

Returns:

The face model.

deleteInternal

protected boolean deleteInternal(String name)

Description copied from class: FaceStorageBackend

Delete all references to a face.

Specified by:

deleteInternal in class FaceStorageBackend

Parameters:

name - The face to delete.

Returns:

If deletion was successful.

getNames

public Set<String> getNames()

Description copied from class: FaceStorageBackend

Get all known faces

Overrides:

getNames in class FaceStorageBackend

Returns:

Set of all known faces (names only)

register

public boolean register(String rawname,
                        float[][] alldata,
                        boolean replace)

Description copied from class: FaceStorageBackend

Register/store new face.

Overrides:

register in class FaceStorageBackend

Parameters:

rawname - Name of the face, needs to be unique.

alldata - Face detection model data to store.

replace - Allow replacing an already registered face (based on name). If false and it's still attempted, the method returns false and does nothing.

Returns:

If registering was successful.

See Also:

FaceStorageBackend.register(String, float[][]), FaceStorageBackend.register(String, float[])

get

public float[][] get(String name)

Description copied from class: FaceStorageBackend

Load 2D face model from storage.

Overrides:

get in class FaceStorageBackend

Parameters:

name - The name of the face to load.

Returns:

The face model.