[rtsp @ 0x55b45e3820] method DESCRIBE failed: 401 Unauthorized

Posted 2022-11-29 振华OPPO

YOLOv5 🚀  torch 1.9.0 CPU
Fusing layers... 
Model Summary: 232 layers, 7459581 parameters, 0 gradients
qt.qpa.plugin: Could not find the Qt platform plugin "wayland" in "/home/firefly/anaconda3/envs/yolo/lib/python3.8/site-packages/cv2/qt/plugins"
[rtsp @ 0x55b45e3820] method DESCRIBE failed: 401 Unauthorized
[ERROR:0@4.524] global /io/opencv/modules/videoio/src/cap.cpp (164) open VIDEOIO(CV_IMAGES): raised OpenCV exception:
OpenCV(4.6.0) /io/opencv/modules/videoio/src/cap_images.cpp:253: error: (-5:Bad argument) 
CAP_IMAGES: can't find starting number (in the name of file): rtsp://admin:admin@192.168.144.64:554/h265/ch1/main/av_stream in function 'icvExtractPattern'
1/1: rtsp://admin:admin@192.168.144.64:554/h265/ch1/main/av_stream... Traceback (most recent call last):
  File "detect.py", line 258, in <module>
    detect()
  File "detect.py", line 130, in detect
    dataset = LoadStreams(source, img_size=imgsz, stride=stride)
  File "/home/firefly/yolov5-rknn/utils/datasets.py", line 279, in __init__
    assert cap.isOpened(), f'Failed to open s'
AssertionError: Failed to open rtsp://admin:admin@192.168.144.64:554/h265/ch1/main/av_stream

yolov5 检测rtsp视频流，运行报错：

排查问题：

• 相机是否能在网页访问，能访问说明rtsp流可以拉
• rtsp地址格式没有问题，海康标准格式：rtsp://用户名:密码@ip地址:554/h265/ch1/main/av_stream

然后我发现这个海康相机是有密码的，不是空，然后加上密码后运行成功。