PHP Library (JS) for Web to allow to use the camera of a mobile phone (Android & IOS) to scan a barcode image (QR, EAN, Code 39, etc.)

I need a library (PHP or JS) for use with PHP in a Web Page to read barcodes using a mobile phone (Android & IPhone). The barcode should be read in a field of the web formulary. With this id code the sample should connect to mysql database extract information and show it in the web template… (Budget: $250 – $750 USD, Jobs: Android, iPhone, Javascript, Mobile App Development, PHP)