FirebaseVisionLabelDetector

public class FirebaseVisionLabelDetector extends Object
implements Closeable Closeable

Detector for finding FirebaseVisionLabels in a supplied image.

A label detector is created via getVisionLabelDetector(FirebaseVisionLabelDetectorOptions), or getVisionLabelDetector() if you wish to use the default options. For example, the code below creates a label detector with default options.

 FirebaseVisionLabelDetector labelDetector =
    FirebaseVision.getInstance().getVisionLabelDetector();
 
To perform label detection in an image, you first need to create an instance of FirebaseVisionImage from a Bitmap, ByteBuffer, etc. See FirebaseVisionImage documentation for more details. For example, the code below creates a FirebaseVisionImage from a Bitmap.
      FirebaseVisionImage image = FirebaseVisionImage.fromBitmap(bitmap);
Then the code below can detect labels in the supplied FirebaseVisionImage.

 Task<List<FirebaseVisionLabel>> task = labelDetector.detectInImage(image);
 task.addOnSuccessListener(...).addOnFailureListener(...);
 

Public Method Summary

void
close()
Closes the FirebaseVisionLabelDetector and releases its model resources.
Task<List<FirebaseVisionLabel>>
detectInImage(FirebaseVisionImage image)
Detects image labels from supplied image.

Inherited Method Summary

Object
clone()
boolean
equals(Object arg0)
void
finalize()
final Class<?>
getClass()
int
hashCode()
final void
notify()
final void
notifyAll()
String
toString()
final void
wait(long arg0, int arg1)
final void
wait(long arg0)
final void
wait()
abstract void
close()
abstract void
close()

Public Methods

public void close ()

Closes the FirebaseVisionLabelDetector and releases its model resources.

Throws

public Task<List<FirebaseVisionLabel>> detectInImage (FirebaseVisionImage image)

Detects image labels from supplied image.

For best efficiency, create a FirebaseVisionImage object from fromBitmap(android.graphics.Bitmap). All other FirebaseVisionImage factory methods will work as well, but possibly slightly slower.

Returns