77 lines
2.7 KiB
Python
77 lines
2.7 KiB
Python
from v1.pose import Keypoint, PersonPose
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from v1.evidence import assess_pose_quality, extract_evidence
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from v1.tracking import PersonTracker
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def _pose(box=(20.0, 20.0, 60.0, 140.0), horizontal=False, missing_ankles=False):
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points = [Keypoint(float(index), float(index), 0.9) for index in range(17)]
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if horizontal:
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points[5] = Keypoint(20.0, 50.0, 0.9)
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points[6] = Keypoint(30.0, 50.0, 0.9)
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points[11] = Keypoint(70.0, 53.0, 0.9)
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points[12] = Keypoint(80.0, 53.0, 0.9)
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if missing_ankles:
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points[15] = Keypoint(35.0, 120.0, 0.1)
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points[16] = Keypoint(45.0, 120.0, 0.1)
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return PersonPose(box_xyxy=box, box_confidence=0.9, keypoints=tuple(points))
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def test_tracker_keeps_id_for_nearby_person_in_next_frame():
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tracker = PersonTracker(max_match_distance_ratio=0.2)
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first = tracker.update([_pose()], detected_at_monotonic=1.0, frame_size=(200, 200))
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second = tracker.update(
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[_pose(box=(23.0, 22.0, 63.0, 142.0))],
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detected_at_monotonic=1.1,
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frame_size=(200, 200),
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)
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assert first[0].track_id == second[0].track_id
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def test_missing_ankles_rejects_pose():
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quality = assess_pose_quality(_pose(missing_ankles=True), threshold=0.4)
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assert quality.accepted is False
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assert quality.reason == "required_joint_low_confidence"
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def test_horizontal_body_is_evidence_not_event():
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pose = _pose(horizontal=True)
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quality = assess_pose_quality(pose, threshold=0.4)
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evidence = extract_evidence(pose, quality=quality, previous=None)
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assert evidence.accepted is True
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assert evidence.horizontal_pose is True
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assert evidence.rapid_vertical_change is False
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def test_missing_pose_cannot_create_usable_evidence():
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quality = assess_pose_quality(None, threshold=0.4)
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evidence = extract_evidence(None, quality=quality, previous=None)
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assert quality.accepted is False
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assert evidence.accepted is False
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def test_large_hip_drop_is_normalized_as_rapid_vertical_evidence():
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previous_pose = _pose()
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current_points = list(previous_pose.keypoints)
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current_points[11] = Keypoint(11.0, 100.0, 0.9)
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current_points[12] = Keypoint(12.0, 100.0, 0.9)
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current_pose = PersonPose(
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box_xyxy=previous_pose.box_xyxy,
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box_confidence=previous_pose.box_confidence,
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keypoints=tuple(current_points),
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)
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previous_quality = assess_pose_quality(previous_pose, threshold=0.4)
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current_quality = assess_pose_quality(current_pose, threshold=0.4)
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previous = extract_evidence(previous_pose, quality=previous_quality, previous=None)
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evidence = extract_evidence(current_pose, quality=current_quality, previous=previous)
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assert evidence.accepted is True
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assert evidence.rapid_vertical_change is True
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