how to read video in opencv python
import numpy as np
import cv2
cap = cv2.VideoCapture('videos/wa.avi')
while(cap.isOpened()):
ret, frame = cap.read()
gray = cv2.cvtColor(frame, cv2.COLOR_BGR2GRAY)
cv2.imshow('frame',gray)
if cv2.waitKey(1) & 0xFF == ord('q'):
break
cap.release()
cv2.destroyAllWindows()cv2.videocapture python set frame rate
#on efficient solution
frame_rate = 10
prev = 0
while capturing:
time_elapsed = time.time() - prev
res, image = cap.read()
if time_elapsed > 1./frame_rate:
prev = time.time()
# Do something with your image here.
process_image()opencv videocapture rtmp
myrtmp_addr = "rtmp://myip:1935/myapp/mystream"
cap = cv2.VideoCapture(myrtmp_addr)
frame,err = cap.read()Copyright © 2021 Codeinu
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