Zero/hardware/camera/ - Revision history

RadxaYuntian at 07:18, 2 December 2021

2021-12-02T07:18:30Z

Stephen at 07:23, 25 October 2021

2021-10-25T07:23:57Z

Stephen: Created page with "{{Zero_header}} {{Languages|zero/hardware/camera}} Radxa Zero > Hardware > Camera module === USB Camera === I..."

2021-10-10T08:46:22Z

Created page with "{{Zero_header}} {{Languages|zero/hardware/camera}} Radxa Zero > Hardware > Camera module === USB Camera === I..."

New page

{{Zero_header}}
{{Languages|zero/hardware/camera}}

[[Zero | Radxa Zero]] > [[zero/hardware | Hardware]] > [[zero/hardware/camera/ | Camera module]]

=== USB Camera ===

Install tool fswebcam

root@zero:~# apt-get install -y fswebcam

Plug USB camera in, there shall be video devices.

root@zero:~# ls /dev/video*
/dev/video0 /dev/video1 /dev/video2

Capture image

fswebcam /dev/video2 /tmp/test.png

Check image

root@zero:~# file /tmp/test.png
/tmp/test.png: JPEG image data, JFIF standard 1.01, resolution (DPI), density 96x96, segment length 16, comment: "CREATOR: gd-jpeg v1.0 (using IJG JPEG v80), quality = 255", baseline, precision 8, 352x288, components 3

=== Troubleshooting ===

* Post your issue on the forum: https://forum.radxa.com/c/rock3

← Older revision		Revision as of 07:23, 25 October 2021
Line 26:		Line 26:
	=== Troubleshooting ===		=== Troubleshooting ===

−	* Post your issue on the forum: https://forum.radxa.com/c/~~rock3~~	+	* Post your issue on the forum: https://forum.radxa.com/c/zero

@@ Line 6: / Line 6: @@
 === USB Camera ===
-Install tool fswebcam
+Without MIPI CSI interface you can only use USB camera on Radxa Zero. In this guide we will show you some basic usage with USB camera.
   root@zero:~# apt-get install -y fswebcam
-Plug USB camera in, there shall be video devices.
+. Plug USB camera into Radxa Zero or a connected USB hub. If the camera is supported you can see a new device shown up in /dev folder:
   root@zero:~# ls /dev/video*
-  /dev/video0  /dev/video1  /dev/video2
+  /dev/video0  /dev/video1  '''/dev/video2'''
-Capture image
+. Capture still image:
-  fswebcam /dev/video2 /tmp/test.png
+  root@zero:~# fswebcam /dev/video2 /tmp/test.png
-Check image
+. Check image properties:
   root@zero:~# file /tmp/test.png
   /tmp/test.png: JPEG image data, JFIF standard 1.01, resolution (DPI), density 96x96, segment length 16, comment: "CREATOR: gd-jpeg v1.0 (using IJG JPEG v80), quality = 255", baseline, precision 8, 352x288, components 3