ERROR from element src_elem: Internal data stream error. nvstreammux: Successfully handled EOS

1，输入指令查看输入图像的分辨率以及帧率

v4l2-ctl -d /dev/video1 --list-formats-ext

2，然后作为deepstream里cap的参数填写正确
3，参考链接
https://forums.developer.nvidia.com/t/how-to-run-deepstream-test3-with-usb-camera/80544/5
https://forums.developer.nvidia.com/t/use-yuy2-format-as-input/107246/15

Do you run ‘v4l2-ctl’ command to get all modes? ‘848x480 YUYV 30fps’
is an example and you have to adapt it to your camera output.