update Camera QR scanning mode documentation

This commit is contained in:
Daniel Micay 2022-01-29 16:29:45 -05:00
parent dc74664500
commit 17818710c4

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@ -590,11 +590,15 @@
supported. It's a very quick and high quality QR scanner able to easily scan
very high density QR codes from Pixels. Every 2 seconds, it will refresh auto
focus, auto exposure and auto white balance on the scanning square. It has
full support for zooming in and out. Support for other kinds of barcodes will
be added in the future, but adding them transparently would result in getting
false positives and would substantially harm the QR scanning capability. It
will need to be done in a way offering more control without having an overly
complex user interface.</p>
full support for zooming in and out. The torch can be toggled with the button
at the bottom center. The auto toggle at the bottom left can be used to toggle
scanning for all supported barcode types. Alternatively, you can select which
barcode types it should scan via the menu at the top. It only scans QR codes
by default since that provides quick and reliable scanning. Most other types
of barcodes can result in false positives. Each enabled type will slow down
the scanning and will make it more prone to false positives. This is generally
fine for simple codes but it would be quite difficult to scan a dense QR code
with all types enabled.</p>
<p>Camera permission is the only one that's required. Images and videos are
stored via the Media Store API so media/storage permissions aren't required.