请问usb摄像头如何运行yolov5rtsp推流的示例？

• lihualihua_1

  Posts: 8

  Joined: 2024-05-11 6:56

  2024-08-15 9:12

  这是我的usb摄像头信息，型号为OV2659，可以正常使用

  Code: Select all

  [root@luckfox luckfox_rtsp_yolov5_demo]# v4l2-ctl --device=/dev/video0 --list-formats-ext
  ioctl: VIDIOC_ENUM_FMT
          Type: Video Capture
  
          [0]: 'MJPG' (Motion-JPEG, compressed)
                  Size: Discrete 1920x1080
                          Interval: Discrete 0.033s (30.000 fps)
                  Size: Discrete 1280x1024
                          Interval: Discrete 0.033s (30.000 fps)
                  Size: Discrete 1280x720
                          Interval: Discrete 0.033s (30.000 fps)
                  Size: Discrete 800x600
                          Interval: Discrete 0.033s (30.000 fps)
                  Size: Discrete 640x480
                          Interval: Discrete 0.033s (30.000 fps)
                  Size: Discrete 352x288
                          Interval: Discrete 0.033s (30.000 fps)
                  Size: Discrete 320x240
                          Interval: Discrete 0.033s (30.000 fps)
                  Size: Discrete 176x144
                          Interval: Discrete 0.033s (30.000 fps)
                  Size: Discrete 160x120
                          Interval: Discrete 0.033s (30.000 fps)
                  Size: Discrete 144x144
                          Interval: Discrete 0.033s (30.000 fps)
          [1]: 'YUYV' (YUYV 4:2:2)
                  Size: Discrete 1920x1080
                          Interval: Discrete 0.200s (5.000 fps)
                  Size: Discrete 1280x1024
                          Interval: Discrete 0.200s (5.000 fps)
                  Size: Discrete 1280x720
                          Interval: Discrete 0.100s (10.000 fps)
                  Size: Discrete 800x600
                          Interval: Discrete 0.067s (15.000 fps)
                  Size: Discrete 640x480
                          Interval: Discrete 0.033s (30.000 fps)
                  Size: Discrete 352x288
                          Interval: Discrete 0.033s (30.000 fps)
                  Size: Discrete 320x240
                          Interval: Discrete 0.033s (30.000 fps)
                  Size: Discrete 176x144
                          Interval: Discrete 0.033s (30.000 fps)
                  Size: Discrete 160x120
                          Interval: Discrete 0.033s (30.000 fps)
                  Size: Discrete 144x144
                          Interval: Discrete 0.033s (30.000 fps)
  

  摄像头对应设备/dev/video0，直接运行demo会发生以下错误

  Code: Select all

  (gdb) run
  Starting program: /root/luckfox_rtsp_yolov5_demo/luckfox_rtsp_yolov5
    index=0, name=images, n_dims=4, dims=[1, 640, 640, 3], n_elems=1228800, size=1228800, fmt=NHWC, type=INT8, qnt_type=AFFINE, zp=-128, scale=0.003922
    index=0, name=output0, n_dims=4, dims=[1, 80, 80, 255], n_elems=1632000, size=1632000, fmt=NHWC, type=INT8, qnt_type=AFFINE, zp=-128, scale=0.003922
    index=1, name=286, n_dims=4, dims=[1, 40, 40, 255], n_elems=408000, size=408000, fmt=NHWC, type=INT8, qnt_type=AFFINE, zp=-128, scale=0.003922
    index=2, name=288, n_dims=4, dims=[1, 20, 20, 255], n_elems=102000, size=102000, fmt=NHWC, type=INT8, qnt_type=AFFINE, zp=-128, scale=0.003922
  model is NHWC input fmt
  model input height=640, width=640, channel=3
  init rknn model success!
  load lable ./model/coco_80_labels_list.txt
  rkaiq log level ff0
  ID: 0, sensor_name is , iqfiles is /etc/iqfiles
  
  Program received signal SIGSEGV, Segmentation fault.
  0xa6c4ef3c in ?? () from /oem/usr/lib/librkaiq.so
  (gdb) bt
  #0  0xa6c4ef3c in ?? () from /oem/usr/lib/librkaiq.so
  #1  0x00141ec8 in SAMPLE_COMM_ISP_Init (CamId=0, WDRMode=RK_AIQ_WORKING_MODE_NORMAL, MultiCam=RK_FALSE,
      iq_file_dir=0x160424 "/etc/iqfiles")
      at /home/cro/Sdk/luckfox-pico/media/samples/common/isp3.x/sample_comm_isp.c:131
  #2  0x000156b4 in main ()
  (gdb)
  

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