Add ability to zoom the preview so that terrible cameras have a much better chance of reading barcodes and QR codes.
I've tested this with a UMIDIGI A3, which has such a terrible camera that a small barcode cannot be read. Using the "zoom to max" feature implemented in ScalingScannerActivity.java, the otherwise unreadable barcode is easily read.
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Add ability to zoom the preview so that terrible cameras have a much better chance of reading barcodes and QR codes.
I've tested this with a UMIDIGI A3, which has such a terrible camera that a small barcode cannot be read. Using the "zoom to max" feature implemented in ScalingScannerActivity.java, the otherwise unreadable barcode is easily read.