Values:
FEATURE_UNSPECIFIED (0):
Unspecified.
LABEL_DETECTION (1):
Label detection. Detect objects, such as dog
or flower.
SHOT_CHANGE_DETECTION (2):
Shot change detection.
EXPLICIT_CONTENT_DETECTION (3):
Explicit content detection.
FACE_DETECTION (4):
Human face detection.
SPEECH_TRANSCRIPTION (6):
Speech transcription.
TEXT_DETECTION (7):
OCR text detection and tracking.
OBJECT_TRACKING (9):
Object detection and tracking.
LOGO_RECOGNITION (12):
Logo detection, tracking, and recognition.
PERSON_DETECTION (14):
Person detection.