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Other issues (past and current)
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27 April 2021
A very straightforward software written in C++ is v4l2ucp (Video for Linux Two ucp). It uses Qt libraries on Linux to read a description of the controls that the V4L2 device supports from the device, and presents the user with a graphical means for adjusting those controls.
In a one-page interface you will be able to control as much as (controls will depend on your device):
This can be extremely useful in dark room for example.
Here are some screenshots:
