A decoder library used by other scanner libraries/applications in several programming languages. Works on Android for bar codes, matrix codes and QR codes.
ZXing library on GitHub
Examples of different scanners
Multi format scanner demo
This example shows how to scan any supported 1D/2D code with ZXing javascript library from the device video camera.
If more than one video input devices are available (for example front and back camera) the example shows how to read them and use a select to change the input device.
See the https://github.com/zxing-js/library/tree/master/docs/examples/multi-camera/ for an example source code.
Licensed under MIT https://github.com/zxing-js/library#license