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Questions tagged [nvidia-jetson]

Nvidia Jetson is Nvidia's family of embedded devices, targeted for computing on the edge by users desiring to run machine learning and artificial intelligence tasks.

Use this tag for questions about programming specifically for the Jetson devices, namely: the Nano, TX1, TX2(i), or AGX. Please also tag the language you are coding in and the frameworks you are using for context.

Visit Nvidia's official site for more information on the Jetson devices.

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How can I get the total space memory on linux machine?

I am working on a Nvidia Jetson TX2 device that runs Ubuntu os. I want to build tensorflow c++ api and I need about 14GB memory available space. Is there some linux commands to check my available memory?
Fredi
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How to use Deepstream SDK to take a video and just extract the frames in jpg

I want to know if someone can help with a Deepstream model code that takes a video in the source and outputs frames of that particular video in jpg. It would be helpful if you can share the Gstreamer CPP or Python code as well.
devl
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How to build ros for python3 (melodic) on jetson Xavier Nx?

I am trying to run instance segmentation using ROS melodic but I want to build ROS for python3 instead of python2. I am using a jetson Xaver NX with Jetpack 4.4 and Ubuntu 18. I am following the steps as shown in ROS to python3. All steps worked…
Akshay Acharya
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Ultra sonic sensor always shows same distance

I tried to bulid up an ultra sonic sensor and followed this tutorial: https://www.thestrongestlink.nl/2020/05/31/ultrasonic-sensor-for-the-jetbot/#comment-90 In the picture below you can see my wiring. I uploaded the code from the tutorial to my…
lkrss
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Need nanosecond delay in Jetson nano board

I am completely new to Jetson Nano board and I need to generate 20ns delay in Jetson Nano board. But I have no idea about it. So can any one help me, how can get 20ns delay in jetson nano board. Is there any code snippet available to achieve…
msc
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Jetson Xavier NX unreadable pyserial (usb)

I have 2 devices connected to Weighting terminal CAS-CI200A via RS-232: Lenovo notebook with Kubuntu 20.04 (x86_64 architecture) Jetson Xavier NX with Ubuntu 18.04 LTS, JetPack 4.5 (aarch64 architecture) import serial ser = serial.Serial( …
Максим
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Jetson nano error when running mask r-cnn with coco dataset

I am following a basic tutorial for mask r-cnn using coco dataset on a jetson nano 4gb. however when i run the program, im getting the following error. Is it a memory issue ? Is the GPU out of memory? How do i fix it? Is there an another tutorial…
akshay acharya
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Using a video device in 2 applicatrions simoultaneously with Gstreamer

I am trying to use the camera feed on my Jetson Nano (running headless over SSH) in 2 different applications. From the command line, I am able to run gst-launch-1.0 nvarguscamerasrc ! 'video/x-raw(memory:NVMM), width=3280, height=2464, format=NV12,…
A_toaster
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Adding custom V4L2 Controls After V4L2 handler setup

Summary I'm currently trying to add custom V4L2 controls to a V4L2 device after v4l2_ctrl_handler_setup is called in a Linux Kernel driver. However the control does not seem to be added (does not show up when running v4l2-ctl --list-ctrls). Below is…
cbolles
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Is there a way to know the options with which OpenCV was installed?

I read that when installing OpenCV you can specify a series of options (use of CUDA, TBB, NEON, etc). My question is, suppose I have access to a (ARM) machine, in which OpenCV is already installed. Is there a way to learn which options was OpenCV…
KansaiRobot
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How to apply PID controller to my problem? Pan-tilt camera tracking

The background I recently designed pan-tilt camera module which utilizes stepper motors to control the camera motion and Jetson Xavier NX for object recognition. The workflow is simple: Program written in Python is analyzing video input and looking…
Maciej Kobuszewski
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Power on/off jetson xavier nx in a proper way

It seems to me like power on and off have two different behaviours: if I shutdown jetson xavier nx through the operating system and after that turns off the power, jetson xavier wont start when I turn the power back on. First I have to remove the…
acroscene
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Receive file sent over serial (linux)

I am looking to send a file from a Jetson Xavier NX (arm linux development board for those who aren't acquainted) to a Raspberry pi Zero via USB, through the standard usb connectors. I want the raspi to receive the input as a file and store it in a…
Dyskord
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Use ngrok for accessing remote access on jetson

I have a client where I need to do some updates and support on a system running Ubuntu on jetson xavier nx. First I was thinking of using Teamviewer but it is not supporting arm64. The same scenario with google remote desktop and others ... I tried…
acroscene
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install boto3 for python2.7 on jetson nano

I want to install boto3 for python 2.7 on my jetson nano. It is currently installed in site packages for python3.6 because of which i am able to import it in python3. However i am unable to access it in python2.7. It says module not…
akshay acharya
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