Gstreamer Warning - pipeline have not been created - OpenCV2

[DaneLLL]

Hi,
You can get the camera capability through v4l2-ctl

Logitech C930e on Jetson TX1 very slow and choppy video

Hi, Please get support formats: $ v4l2-ctl -d /dev/video1 --list-formats-ext and specify it in the pipeline: $ gst-launch-1.0 v4l2src device=/dev/video1 ! <b>video/x-raw,format=YUY2,width=848,height=480,framerate=30/1</b> ! nvvidconv ! 'video/x-raw(memory:NVMM),format=NV12' ! nvoverlaysink

and specify with,height,format,framerate to the OpenCV code:

Sony camera module cannot be opened with OpenCV on Xavier

Hi, We have verified the following sample on r32.2.1/Xavier. #include <stdio.h> #include <opencv2/opencv.hpp> #include <opencv2/imgproc/types_c.h> using namespace cv; using namespace std; int main(int argc, char** argv) { VideoCapture cap("v4l2src device=/dev/video1 ! video/x-raw,width=1920,height=1080,format=UYVY,framerate=30/1 ! videoconvert ! video/x-raw,format=BGR ! appsink"); if (!cap.isOpened()) { cout << "Failed to open camera." << endl; return -1; } for(;;…

It should run if you specify the supported mode precisely.