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Quick Start Guide

Hardware Connection

  1. Locate the camera connector (CSI). It’s on the side of the carrier board, opposite to the GPIO pins.

  2. Pull up on the plastic edges of the camera port. Do it gently to avoid pulling it off.

plastic edges pulled up jetson nano camera connector csi

  1. Push in the camera ribbon. Make sure the contacts are facing the heatsinks. Do not bend the flex cable, and make sure it’s firmly inserted into the bottom of the connector.

white camera ribbon cable contactsRibbon Cable Contacts – 15pin-15pin

white cable silver contacts facing heatsinksSilver Contacts facing inside to the heatsinks

white cable silver ribbon cable inserted into the bottom of the connectorRibbon cable fully inserted to the bottom of the CSI connector

  1. Push the plastic connector down. Do it while holding the flex cable until the connector is back in place.

Software

Install driver

For the Jetvariety Camera, you need to install the following steps:

Jetvariety camera Board list:

Resolution Camera Module
0.3MP OV7251
2MP OV2311
1MP OV9281
2.3MP AR0234
18MP AR1820
21MP IMX230

Note

Before you install the Jetvariety driver, please refer to the Jetpack suppourted version. Kindly note if your Jetpack version is not in the list of it, you need to re-burn your OS to the supported Jetpack version.

Step 1. Download the bash scripts

cd ~
wget https://github.com/ArduCAM/MIPI_Camera/releases/download/v0.0.3/install_full.sh

Step 2. Install the driver

chmod +x install_full.sh
./install_full.sh -m arducam

using Gstreamer access camera

1.View the Pixel format

v4l2-ctl --list-formats-ext

img

2.Preview

If you want to use ssh connection, please export DISPLAY=:0

gst-launch-1.0 v4l2src device=/dev/video0 ! video/x-raw, format=GAY8, width=2560, height=800 ! videoconvert ! xvimagesink 

format: Select the Pixel format (v4l2-ctl --list-formats-ext — Pixel format).

width, height:Select the resolution (v4l2-ctl --list-formats-ext — Size).

ximagesink: Preview. If does not work, please try ximagesink (xvimagesink), glimagesink, d3dvideosink (Windows).

3.Capture video

gst-launch-1.0 v4l2src device=/dev/video0 ! 'video/x-raw,format=(string)GRAY8,width=(int)2560,height=(int)800' ! nvvidconv ! 'video/x-raw(memory:NVMM), format=(string)I420' ! omxh264enc ! 'video/x-h264, stream-format=(string)byte-stream' ! h264parse ! qtmux ! filesink location=test.mp4 -e

format: Select the Pixel format (v4l2-ctl --list-formats-ext — Pixel format).

width, height:Select the resolution (v4l2-ctl --list-formats-ext — Size).

4.Streaming

4.1 Streaming Sever
gst-launch-1.0 v4l2src device=/dev/video0 ! video/x-raw,format=GRAY8,width=2560,height=800 ! nvvidconv ! 'video/x-raw(memory:NVMM), format=(string)I420' ! omxh264enc profile=high cabac-entropy-coding=true insert-sps-pps=true iframeinterval=60 ! 'video/x-h264, level=(string)4.2, stream-format=(string)byte-stream' ! tcpserversink host=0.0.0.0 port=5001 -v
4.2 Streaming Client

Please exit the virtual machine created with anacondac, or you can install conda install gst-libav -c conda-forge

gst-launch-1.0 -v tcpclientsrc host=0.0.0.0 port=5001 ! decodebin ! fpsdisplaysink sync=false text-overlay=false

or

gst-launch-1.0 -ve tcpclientsrc host=0.0.0.0 port=5001 ! decodebin ! autovideosink

autovideosink: Preview. If does not work, please try ximagesink (xvimagesink), glimagesink, d3dvideosink (Windows).