Internal change
PiperOrigin-RevId: 529180655
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7c955246aa
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606b83ac65
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@ -42,6 +42,7 @@ GestureRecognizerResult = gesture_recognizer.GestureRecognizerResult
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HandLandmarker = hand_landmarker.HandLandmarker
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HandLandmarkerOptions = hand_landmarker.HandLandmarkerOptions
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HandLandmarkerResult = hand_landmarker.HandLandmarkerResult
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HandLandmarksConnections = hand_landmarker.HandLandmarksConnections
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ImageClassifier = image_classifier.ImageClassifier
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ImageClassifierOptions = image_classifier.ImageClassifierOptions
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ImageClassifierResult = image_classifier.ImageClassifierResult
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@ -82,6 +82,65 @@ class HandLandmark(enum.IntEnum):
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PINKY_TIP = 20
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class HandLandmarksConnections:
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"""The connections between hand landmarks."""
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@dataclasses.dataclass
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class Connection:
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"""The connection class for hand landmarks."""
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start: int
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end: int
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HAND_PALM_CONNECTIONS: List[Connection] = [
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Connection(0, 1),
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Connection(1, 5),
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Connection(9, 13),
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Connection(13, 17),
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Connection(5, 9),
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Connection(0, 17),
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]
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HAND_THUMB_CONNECTIONS: List[Connection] = [
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Connection(1, 2),
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Connection(2, 3),
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Connection(3, 4),
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]
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HAND_INDEX_FINGER_CONNECTIONS: List[Connection] = [
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Connection(5, 6),
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Connection(6, 7),
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Connection(7, 8),
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]
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HAND_MIDDLE_FINGER_CONNECTIONS: List[Connection] = [
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Connection(9, 10),
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Connection(10, 11),
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Connection(11, 12),
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]
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HAND_RING_FINGER_CONNECTIONS: List[Connection] = [
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Connection(13, 14),
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Connection(14, 15),
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Connection(15, 16),
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]
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HAND_PINKY_FINGER_CONNECTIONS: List[Connection] = [
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Connection(17, 18),
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Connection(18, 19),
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Connection(19, 20),
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]
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HAND_CONNECTIONS: List[Connection] = (
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HAND_PALM_CONNECTIONS +
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HAND_THUMB_CONNECTIONS +
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HAND_INDEX_FINGER_CONNECTIONS +
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HAND_MIDDLE_FINGER_CONNECTIONS +
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HAND_RING_FINGER_CONNECTIONS +
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HAND_PINKY_FINGER_CONNECTIONS
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)
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@dataclasses.dataclass
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class HandLandmarkerResult:
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"""The hand landmarks result from HandLandmarker, where each vector element represents a single hand detected in the image.
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