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opencv1
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opencv1
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import cv2
evt=0
def click(event, x, y, flags, params):
if event==cv2.EVENT_LBUTTONDOWN:
global pnt
global evt
print('Mouse Event Was: ',event)
print('coordinate is', x,',',y)
pnt=(x,y)
evt=event
dispW=640
dispH=480
flip=0
cv2.namedWindow('CSICam') #define it before we reference it
cv2.setMouseCallback('CSICam',click) #It's same principle with addEventListenerb
camSet=('nvarguscamerasrc !'
'video/x-raw(memory:NVMM), '
'width=3264, height=2464, '
'format=NV12, framerate=21/1 ! '
'nvvidconv flip-method='+str(flip)+' ! '
'video/x-raw, width='+str(dispW)+', '
'height='+str(dispH)+', '
'format=BGRx ! videoconvert ! '
'video/x-raw, format=BGR ! appsink')
cam = cv2.VideoCapture(camSet)
while True:
ret,frame=cam.read()
if evt==1:
cv2.circle(frame,pnt,5,(0,0,255),-1)
font=cv2.FONT_HERSHEY_PLAIN
myStr=str(pnt)
cv2.putText(frame,myStr,pnt,font,1,(255, 0 ,0),2)
cv2.imshow('CSICam', frame)
cv2.moveWindow('CSICam',0,0)
if cv2.waitKey(1)==ord('q'):
break
cam.release()
cv2.destroyAllWindows()