- 产生背景：扫码慢，识别率低的问题。
- 项目说明：
zscan是将zxing&zbar两者的优点结合在一起而诞生（即：zxing优秀的camera管理，自定义扫描界面易于管理；zbar底层是 C 实现，拥有高速的解码效果），实现的快速且稳定的摄像头扫码器，支持扫描二维码和一维码，生成二维码，自定义扫码界面。
- barcodescanner 【推荐】--> Barcode Scanner Libraries for Android
- QrCodeScanner --> 融合Zxing和Zbar扫码框架，对条形码二维码高兼容，扫码效率奇高
- PressScanCode --> 识别 View 上的二维码的工具库
- BGAQRCode-Android --> QRCode 扫描二维码、扫描条形码、相册获取图片后识别、生成带 Logo 二维码、支持微博微信 QQ 二维码扫描样式
- android-zxingLibrary --> 几行代码快速集成二维码扫描功能
- QrCodeScan --> Android手机客户端二维码扫描
- Android-Zxing --> android google zxing 可配置扫描框、线样式 ，生成二维码（文字、联系人）
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