Lot of Delay with my RTSP cam with OpenCV on Python

2020年12月10日 — I would assume that the cascade classifier is slowing down your pipeline meaning that VideoCapture() cannot read frames as fast as they are ...

2018年11月13日 — Saved video streams from storage should not be affected (OpenCV doesn't add delays between frames - it is processed like images sequence).

2018年11月26日 — Hi: Im working on a Jetson TX2 with Ubuntu, my OpenCV version is 3.4.2 with Gstreamer support. I make a script in python an access the ...

2021年1月12日 — I'm trying to read an rtsp stream from an ip camera using opencv's VideoCapture Class on Ubuntu 20.04 with opencv 4.5. There is a lag in the ...

2021年4月14日 — It make delay shorter (not 5-10 seconds but 1-1.5), but delay is still unstable and unsinchronise cameras (sometimes one is faster then other).

2015年5月4日 — It works because if grab function become delayed (i.e. get more time to grab a frame than the standard frame rate), it means that you got every ...

2022年12月21日 — Hi I am using a usb camera. The code below behaves as I expected. Because this is common usage. while True: ret, img = cap.read() ...

2020年6月28日 — Even just running a simple Python OpenCV demo app exhibits this behavior. import cv2 cap = cv2.VideoCapture(0) print(Test) while(True): # ...