58 lines
2.3 KiB
Python
58 lines
2.3 KiB
Python
import cv2
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import mediapipe as mp
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import gestures.simple_gestures_lib as sgest
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class MyVideoCapture:
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def __init__(self):
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# Open the video source
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self.vid = cv2.VideoCapture(0)
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self.vid.set(3, 300)
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self.vid.set(4, 150)
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self.mp_drawing = mp.solutions.drawing_utils
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self.mp_hands = mp.solutions.hands
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self.hands = self.mp_hands.Hands(
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min_detection_confidence=0.7, min_tracking_confidence=0.7)
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if not self.vid.isOpened():
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raise ValueError("Unable to open video source", 0)
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# Get video source width and height
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self.width = self.vid.get(cv2.CAP_PROP_FRAME_WIDTH)
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self.height = self.vid.get(cv2.CAP_PROP_FRAME_HEIGHT)
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def get_frame(self):
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if self.vid.isOpened():
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success, image = self.vid.read()
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image = cv2.cvtColor(cv2.flip(image, 1), cv2.COLOR_BGR2RGB)
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image.flags.writeable = False
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results = self.hands.process(image)
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image.flags.writeable = True
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image = cv2.cvtColor(image, cv2.COLOR_RGB2BGR)
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if results.multi_hand_landmarks:
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for hand_landmarks in results.multi_hand_landmarks:
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self.mp_drawing.draw_landmarks(
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image, hand_landmarks, self.mp_hands.HAND_CONNECTIONS)
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# if cv2.waitKey(33) == ord('s'):
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# fingers = {'index': (), 'middle': (), 'ring': (), 'pinky': ()}
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fingers = {}
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if results.multi_hand_landmarks:
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for hand_landmarks in results.multi_hand_landmarks:
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fingers['index'] = sgest.check_index_finger(hand_landmarks)
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fingers['start_stop'] = sgest.get_start_stop(hand_landmarks)
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fingers['ninja'] = sgest.search_for_ninja_turtle(hand_landmarks)
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fingers['middle'] = sgest.check_middle_finger(hand_landmarks)
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# fingers['ring'] = sgest.check_ring_finger(hand_landmarks)
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# fingers['pinky'] = sgest.check_pinky_finger(hand_landmarks)
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else:
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fingers = None
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return fingers, image, success
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# Release the video source when the object is destroyed
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def release(self):
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print('My video capture delete')
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if self.vid.isOpened():
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self.vid.release()
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self.hands.close()
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