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→USB Camera Test
=== USB Camera Test ===
# First, you need to prepare a USB camera that supports the UVC protocol as shown in the figure belowor similar, and then insert the USB camera into the USB interface port of the Orange PI Pi development board
::[[File:pi3b-img13.png]]
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<big>'''Note that the l in v4l2 is a lowercase letter l, not numbers the number 1.'''
'''In addition, Video's the serial number of the video is not necessarily Video0video0, please refer to what you actually see.'''</big>
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<li>In the desktop system, you Cheese can use Cheese be used to directly turn on open the USB camera. The cheese method of opening method Cheese is shown in the figure below: </li>
[[File:pi3b-img246.png]]
The interface after cheese opens Cheese turns on the USB camera is shown in the figure below:
[[File:pi3b-img247.png]]
<li><p>b) --no-banner Used to remove the watermark of photos</p></li>
<li><p>c) -r The option is used to specify the resolution of the photo</p></li>
<li><p>d) -S The option is used to set to the number of previous frames before skippingto skip</p></li>
<li><p>e) ./image.jpg The name and path for setting the generated photos</p></li>
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<li>In the service desktop version of the Linux system, you can use directly view the scp command to pass captured pictures through the picture to the Ubuntu PC to watch after taking the photoHDMI display</li>
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<li>In the desktop version of the Linux system, you can directly view the shot captured pictures through the HDMI display</li></ol>
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<span id="audio-test"></span>
