def main():
capture = cv2.VideoCapture(0)
isHandHist = False
while capture.isOpened():
ret, frame = capture.read()
pressed_key = cv2.waitKey(1)
if pressed_key & 0xFF == ord('q'):
break
elif pressed_key & 0xFF == ord('s'):
rectangles = hp.get_rectangles(frame)
handHist = hp.get_handHist(frame, rectangles)
isHandHist = True
cv2.destroyAllWindows()
elif isHandHist:
data, frame = hp.getPOI(frame, handHist)
data = json.dumps(data)
fileName = r'./hand_detection/handData.txt'
fileData = open(fileName, 'w')
fileData.write(data)
fileData.close()
cv2.imshow('Hand-tracker: END STREAM WITH \'q\'', frame)
else:
frame = hp.draw_rect(frame)
frame = cv2.flip(frame, 1)
cv2.imshow('Hand-scanner: SCAN HAND WITH \'s\'', frame)
capture.release()
cv2.destroyAllWindows()
def viewHandImg():
capture = cv2.VideoCapture(0)
while capture.isOpened():
ret, frame = capture.read()
pressed_key = cv2.waitKey(1)
if pressed_key & 0xFF == ord('q'):
break
elif pressed_key & 0xFF == ord('s'):
rectangles = hp.get_rectangles(frame)
handHist = hp.get_handHist(frame, rectangles)
while True:
handImg = hp.getHandImg(frame, handHist)
cv2.imshow('Hand', handImg)
ret, frame = capture.read()
pressed_key = cv2.waitKey(1)
if pressed_key & 0xFF == ord('q'):
capture.release()
break
else:
frame = hp.draw_rect(frame)
frame = cv2.flip(frame, 1)
cv2.imshow('Hand-scan', frame)
capture.release()
cv2.destroyAllWindows()
def viewContours():
capture = cv2.VideoCapture(0)
while capture.isOpened():
ret, frame = capture.read()
pressed_key = cv2.waitKey(1)
if pressed_key & 0xFF == ord('q'):
break
elif pressed_key & 0xFF == ord('s'):
rectangles = hp.get_rectangles(frame)
handHist = hp.get_handHist(frame, rectangles)
while True:
handImg = hp.getHandImg(frame, handHist)
contours = hp.getContours(handImg)
largestContour = max(contours, key=cv2.contourArea) #hand outline
cv2.drawContours(frame, largestContour, -1, [0, 255, 0], 3)
handCentroid = hp.getCentroid(largestContour)
#draw handCentroid
radius = 5
centroidColor = [255, 0, 0]
lineThickness = -1 #fill circle with -1 value
cv2.circle(frame, handCentroid, radius, centroidColor, lineThickness)
#cv2.drawContours(frame, contours, -1, [0, 0, 255], 3)
cv2.imshow('Contours', frame)
ret, frame = capture.read()
pressed_key = cv2.waitKey(1)
if pressed_key & 0xFF == ord('q'):
capture.release()
break
else:
frame = hp.draw_rect(frame)
frame = cv2.flip(frame, 1)
cv2.imshow('Hand-scan', frame)
capture.release()
cv2.destroyAllWindows()
def main():
capture = cv2.VideoCapture(0)
isHandHist = False
while capture.isOpened():
ret, frame = capture.read()
pressed_key = cv2.waitKey(1)
if pressed_key & 0xFF == ord('q'):
break
elif pressed_key & 0xFF == ord('s'):
rectangles = hp.get_rectangles(frame)
handHist = hp.get_handHist(frame, rectangles)
isHandHist = True
elif isHandHist:
frame = hp.drawPOI(frame, handHist)
else:
frame = hp.draw_rect(frame)
frame = cv2.flip(frame, 1)
cv2.imshow('Live', frame)
capture.release()
cv2.destroyAllWindows()
