how to count how many cameras you have with python
import cv2
def camera_amount():
'''Returns int value of available camera devices connected to the host device'''
camera = 0
while True:
if (cv2.VideoCapture(camera).grab()) is True:
camera = camera + 1
else:
cv2.destroyAllWindows()
return(int(camera))how to check how many cameras are connected to device in python\
import cv2
def clearCapture(capture):
capture.release()
cv2.destroyAllWindows()
def countCameras():
n = 0
for i in range(10):
try:
cap = cv2.VideoCapture(i)
ret, frame = cap.read()
cv2.cvtColor(frame, cv2.COLOR_BGR2GRAY)
clearCapture(cap)
n += 1
except:
clearCapture(cap)
break
return n
print countCameras()Copyright © 2021 Codeinu
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