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B4X is a set of rapid development tools which can be used to develop apps for all the major mobile and desktop platforms. It has four products: B4A, B4i, B4J and B4R, which aim at Android, iOS, Java (desktop with JavaFX, server and Raspberry Pi) and Arduino development. Apart from...
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Let’s continue discussing scanning QR codes at a distance. In this article, we’ll talk about resolution. Using the camera’s highest resolution Most of the current smartphones’ video stream resolution can be set to 1080P (Full HD) and many of them support 4K (Ultra HD) video capturing. The higher the resolution...
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Have you had such an experience that you need to scan a QR code displayed on a screen in the front of a meeting room, but you sat in the back? You opened the barcode scanning app and aimed it at the code, but it just couldn’t read the code....
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This week, I made a new attempt, integrating Dynamsoft JavaScript Barcode SDK into the ongoing Flutter barcode plugin project. It is exciting to be capable of building web barcode reader apps with the same decodeFile() method used for mobile and desktop development. This article is Part 3 in a 5-Part...
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Last week, I wrote a step-by-step tutorial sharing how to build a Flutter barcode SDK plugin with Dynamsoft Barcode Reader. The platform-specific code of Android is done. This week, I am going to focus on Windows desktop. Since the Flutter desktop plugin development is still on the early stage, there...
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About two years ago, I wrote an article sharing how to build a Flutter barcode plugin with Dynamsoft Barcode Reader step by step. At that time, Flutter was still under development and only supported Android and iOS. Nowadays, Google has released Flutter 2, which allows developers to build apps for...
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Camera control and barcode reading are two essential parts of a barcode scanner. Dynamsoft Barcode Reader is an advanced barcode reader with an easy-to-use Android library. The implementation of the barcode reading function is simple and straightforward. Making a good camera app, however, is not easy. In Android, there are...
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We need to use OCR in various scenarios, whether we want to scan the credit card number with our phone or extract text from documents. Dynamsoft Label Recognition (DLR) and Dynamic Web TWAIN (DWT) have the OCR ability to accurately read text. Although generally they can do a good job,...
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The accuracy of optical character recognition (OCR) is sensitive to text orientation. If a text image file is rotated by 90°, 180° or 270°, and there is no EXIF information, it would be challenging to doing text recognition. In case of text around barcode, the combination of Dynamsoft Label Recognition(DLR)...
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This article will guide you through the creation of a JavaFX GUI barcode reading application (as shown below) using Dynamsoft Barcode Reader SDK (DBR) and vlcj. JavaFX is an open-source, next-generation client application platform for desktop, mobile, and embedded systems built on Java.1 vlcj is a Java framework to allow...