Tag: scanner
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A QR code scanner application primarily consists of two parts: camera preview and QR code scanning. There are many Android QR code scanner apps downloadable in the Google Play Store. However, it is more interesting to create a QR code scanner by yourself than to use an existi ...
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As an Android developer, if you want to pursue better application performance - reducing memory copy and garbage collection, you can migrate some of your code from Java/Kotlin to C++. In this article, I take the QR scanner as an example. I will use NDK camera2 API to implemen ...
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If you want to create a QR code scanner for both Windows and Android from a single codebase, what is the best way to do it? If you have read my previous article, Flutter could be your answer. However, it takes time to develop Flutter plugins. The cons of Flutter are that the ...
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If you want to create a Flutter camera application, a quick way is to install the official Camera plugin. However, the plugin is still under development, and there are no vision APIs available yet. This article will show you how to implement a custom Flutter camera view widge ...
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If you search for passport scanner software or MRZ reader software, you will find many of them are only available for mobile devices. For police officers, scanning passports by mobile devices is convenient when they are patrolling. However, for customs and immigration officer ...
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If you are looking for a JavaScript barcode scanner SDK, Dynamsoft JavaScript Barcode SDK is no doubt the best. The SDK enables developers to quickly build web barcode scanner applications with a few lines of code. This article gives you a better understanding of Dynamsoft Ja ...
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Previously, I shared an article describing how to create an online barcode reader using Node.js, which turned Raspberry Pi into a web server. Today, I want to do another experiment – building a Raspberry Pi barcode scanner with a USB webcam. For taking HD video and photo, yo ...