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Dynamsoft Developer Blog

Get the latest information, insights, tutorials, and news from Dynamsoft.

  • Build a React Native Vision Camera Frame Processor Plugin to Scan Barcodes for iOS

    Feb 09, 2022  Barcode

    In the previous article, we’ve created a React Native Vision Camera frame processor plugin for Dynamsoft Barcode Reader (DBR). Let’s continue to create the frame processor plugin for iOS. This article is Part 2 in a 3-Part Series. Part 1 - Build a React Native Vision Camera Frame Processor Plugin...

    •  BARCODE
    •  QR CODE
    •  CAMERA
    •  REACT NATIVE
    •  IOS
    •  MOBILE FRAMEWORK
    •  CROSS-PLATFORM
  • Build a React Native Vision Camera Frame Processor Plugin to Scan Barcodes for Android

    Feb 09, 2022  Barcode

    The previous popular react-native-camera project is now deprecated in favor of react-native-vision-camera. Vision Camera offers new APIs, better performance, improved stability and more features. It has a feature called Frame processors, which makes it easy to integrate extra image processing abilities. We are going to create a frame processor plugin...

    •  BARCODE
    •  QR CODE
    •  CAMERA
    •  REACT NATIVE
    •  ANDROID
    •  MOBILE FRAMEWORK
    •  CROSS-PLATFORM
  • Create a Virtual Camera to Test Scanning using Static Images or Videos

    Jan 24, 2022  Camera

    Creating a virtual camera is useful to test camera-dependent applications. We can use static images or videos as the image source for the virtual camera to test things like barcode reading, text recognition, and document scanning. Adopting pyvirtualcam Creating a virtual camera involves complex driver development. Fortunately, there have already...

    •  CAMERA
    •  BARCODE
  • How to Scan Document from Scanner and Camera Using JavaScript

    Jan 23, 2022  Document Scanning

    As the dominant JavaScript document scanning SDK, Dynamic Web TWAIN has recently adopted WebAssembly as the new weapon. From version 17.2, Dynamic Web TWAIN does not only support cross-platform (Windows, Linux, and macOS) scanner access, but also allows developers to utilize desktop and mobile cameras to scan documents using JavaScript....

    •  DOCUMENT MANAGEMENT
    •  WEB
    •  DOCUMENT SCANNING
    •  JAVASCRIPT
    •  CAMERA
    •  WEBASSEMBLY
  • Android QR Code Detection with TensorFlow Lite

    Jan 12, 2022  Barcode

    A week ago, I made an experiment to test the QR code detection performance with YOLOv4 on Android. The inference time of running the YOLOv4 model on CPU is more than 100ms, which does not reach my expectation. Since Android Neural Networks API (NNAPI) provides hardware acceleration for TensorFlow Lite...

    •  QR CODE
    •  DEEP LEARNING
    •  TENSORFLOW
    •  ANDROID
  • Real-time Android QR Code Recognition with YOLO and Dynamsoft Barcode Reader

    Jan 03, 2022  Mobile Barcode Scanner

    In my previous article, I demonstrated how to implement a simple Android QR code scanner. Based on the codebase, I am going to do something more interesting - integrate the YOLOv4 tiny model that I trained for QR code detection into the Android project. Is YOLO tiny competent for real-time...

    •  BARCODE SCANNING
    •  ANDROID
    •  QR CODE
    •  JAVA
    •  YOLO
  • Build a React Native QR Code Scanner Native UI Component

    Dec 31, 2021  Barcode

    Note: This article talks about how to build a QR code scanner native UI component for React Native. If you need to use Dynamsoft Barcode Reader in a React Native project for production, please use the official Dynamsoft Capture Vision SDK. React Native is an open-source UI software framework made...

    •  BARCODE
    •  QR CODE
    •  ANDROID
    •  IOS
    •  MOBILE FRAMEWORK
    •  CROSS-PLATFORM
    •  REACT NATIVE
    •  QR CODE SCANNER
  • The Quickest Way to Create an Android QR Code Scanner

    Dec 26, 2021  Mobile Barcode Scanner

    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 existing one. This...

    •  BARCODE SCANNING
    •  ANDROID
    •  QR CODE
    •  SCANNER
    •  MOBILE
    •  CAMERAX
    •  JAVA
  • How to Scan Barcodes in Jupyter Notebook

    Dec 19, 2021  Barcode

    Jupyter notebook is a web-based interactive computing environment that enables you to create and share documents that contain live code, equations, visualizations and narrative text. If you have installed Anaconda, Jupyter notebook is installed by default. This article demonstrates how to write Python code to scan barcodes in Jupyter notebook....

    •  BARCODE
    •  PYTHON
    •  WEB
    •  QR CODE
    •  JUPYTER NOTEBOOK
  • What are the Best PDF417 Reading SDKs?

    Dec 15, 2021  Barcode

    PDF417 is a stacked linear barcode format used in a variety of applications such as transport, identification cards, and inventory management.1 We can find it on a boarding pass, driver’s license, patient wristband, etc. PDF417 on a US driver’s license: A PDF417 has five parts: start pattern, left row indicator,...

    •  BARCODE
    •  PDF417
    •  BENCHMARK
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  • Mobile Barcode Scanner
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