jetson-utils

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Camera error

4

I tried to use the following RPI camera with NX, Aftrer build this repo, when I run camera-viewer, I got the following error. How can I fix it? aaa@AAA:~/apps/jetson-utils/build/aarch64/bin$ ./camera-viewer...

spcrobocar

Convert/map uchar3* to cv::cuda::GpuMat

1

Hello, i am developing a CV application based on jetson-utils. In my video pipeline i need to use at least one cv::cuda function that expects a cv::cuda::GpuMat as input/output. It...

poett1

I modified code in glDisplay but I can't how to get input from keyboard or mouse ``` #include "glDisplay.h" #include "glTexture.h" #include "glBuffer.h" #include "glCamera.h" #include "cudaFont.h" #include "cudaNormalize.h" #include...

minhvogremsy

gstEncoder::Render returns true in case of "pipeline full, skipping frame". Should it return false instead?

5

Hi! I'm not sure if this is a bug or intended behavior. My initial expectation was to receive false in case of "full pipeline" to be able to give it...

slovak194

Difference between camera viewer and video viewer

1

What is the difference between camera viewer and video viewer? Support I am running on a robocar and I would like to run object detection on each frame, should I...

spcrobocar

gstBufferManager -- failed to map EGLImage from NVMM buffer

14

Hello, I have updated my jetson-utils clone today with the latest changes in `main` and `videoSource` started giving me problems. It seems like it can't get the frame from my...

Kajatin

Shouldn't BGR to RGBA conversion take into account cv::cuda::GpuMat step?

1

https://github.com/dusty-nv/jetson-utils/blob/def4a04d023960781a44f9cd97fd1464093becf0/cuda/cudaRGB.cu#L103 This code is used for conversion between opencv mat and cuda RGBAf, but it doesn't take in to account the step, is this correct?

Emmanuel-Messulam

When running the cameraviwer, the camera was set to 1280x720 at 60 fps. However, in the viewer window, it showed 30fps. Why? Is that because the time to render it?

spcrobocar

Optionally return timestamp and frame sequence from the Capture method

4

Hi! I'm working with a multicamera setup and my application needs a certain level of synchronization between frames from individual cameras. My cameras have a hardware synchronization feature but as...

slovak194

Native VPI Support

1

I'm experimenting with the VPI API and was wondering do you plan to support it "natively" without the need to go through the `jetson.utils.cudaToNumpy()` hoops? It looks like the [`vpi.asimage(...)`](https://docs.nvidia.com/vpi/python/interoperabilities.html)...

ligaz