Tag: barcode-reader

A QR Code recovers damage through Reed-Solomon parity, not magic: level L repairs roughly 7% of its codewords and level H roughly 30%. Build, damage, and decode QR codes in the browser with a new interactive error correction visualizer powered by Dynamsoft Barcode Reader.

Generate and scan VIN barcodes in JavaScript: build a valid 17-character VIN with the North American check digit calculated as you type, render it as Code 39, Code 128, QR Code or Data Matrix with bwip-js, and decode it with Dynamsoft Barcode Reader — importing the 18-character form, verifying the...

A step-by-step tutorial for building an Expo (React Native) barcode scanner app that decodes 1D and 2D barcodes with the Dynamsoft Capture Vision native SDK through a hand-written Expo module — live camera scanning, photo-picker scanning, and result overlays with corner points.

Install the Dynamsoft Agent Skill to teach Claude Code, Cursor, Copilot, and other AI coding assistants to generate accurate, up-to-date Dynamsoft SDK code for barcode, MRZ, and document capture workflows.

Build a Python benchmark that generates low-resolution, low-light, glare, blur, and inverted barcode images, then shows how a fast Dynamsoft Barcode Reader template can improve accuracy without a large speed penalty.

Learn how to use AI, OpenCV, and Python validation scripts to generate focused Dynamsoft Barcode Reader templates for hard barcode and DataMatrix images.

Learn how to integrate a barcode scanner in .NET MAUI HybridWebView using Dynamsoft Barcode Reader's JavaScript SDK. Runs on Windows, Android, and iOS from a single codebase.

Learn how to scan and parse vCard QR codes in JavaScript using Dynamsoft Barcode Reader. This tutorial covers vCard QR code generation from a contact form and live camera scanning with full source code.

Learn how to implement adaptive thresholding in JavaScript using HTML5 Canvas. Covers local mean thresholding, O(N) Integral Image optimization, and production-quality binarization with Dynamsoft Barcode Reader for barcode scanning on shadowed or uneven images.

Learn how to integrate Dynamsoft Barcode Reader into a Salesforce Lightning Web Component (LWC) using JavaScript, iframe, and postMessage for QR code and barcode scanning in CRM workflows.

Build a QR code scanner shared between Android and iOS with Kotlin Compose Multiplatform and Dynamsoft Barcode Reader v11: CaptureVisionRouter with CameraX on Android, AVFoundation with a Dynamsoft CocoaPods pod and Kotlin/Native cinterop on iOS, including a bounding-box overlay.

Build a Node.js camera SDK with node-gyp and the C++ LiteCam library, then use it with Dynamsoft Capture Vision to create a cross-platform desktop multi-barcode scanner on Windows, Linux, and macOS.

Learn how to read DotCode barcodes in a browser using Dynamsoft Barcode Reader's JavaScript SDK — covering live camera scanning, image file decoding, and the custom template needed for tobacco-industry DotCode marks.

Step-by-step tutorial to implement a QR code reader and barcode scanner in Nuxt.js using Dynamsoft Barcode Reader with live webcam access.

Step-by-step Android tutorial: stream an IP camera via RTSP with ExoPlayer and scan barcodes in real time using Dynamsoft Barcode Reader.

Step-by-step guide to building a JavaScript barcode scanner for EAN-13, UPC-A, EAN-8, UPC-E, and their 2-digit and 5-digit add-on codes using Dynamsoft Barcode Reader SDK.

How to automatically zoom the camera to scan tiny or distant QR codes in a web app, using dynamsoft-barcode-reader-bundle v11 and Dynamsoft Camera Enhancer's EF_AUTO_ZOOM or manual getUserMedia zoom control.

Build a TypeScript library to extract raw byte arrays from QR codes and barcodes in JavaScript using Dynamsoft Barcode Reader — supports numeric, alphanumeric, byte, Kanji and structured append modes.

Step-by-step tutorial to build a Zapier barcode scanner integration using Dynamsoft Barcode Reader, a Flask polling server, and JavaScript — scan ISBN barcodes and trigger automated workflows to Notion, Google Sheets, and more.

Step-by-step guide to deploying Dynamsoft Barcode Reader on AWS Lambda with Python. Create a serverless REST API that decodes barcodes and QR codes from images via API Gateway.

Build a WinUI 3 barcode scanner in C# with the Dynamsoft.DotNet.BarcodeReader.Bundle NuGet package. Decode barcodes from image files, PDF documents, and the webcam using the CaptureVisionRouter API.

Build a browser-based GS1 barcode scanner that reads GS1 DataBar, DataBar Expanded, GS1 DataMatrix, GS1 QR Code, GS1-128 and ITF-14 symbols, splits the element string with the application identifier table, verifies the GTIN check digit, and reports each data element — GTIN, expiry date, batch/lot, serial — as structured data....

Learn how to build an Android QR code scanner in Jetpack Compose with Dynamsoft Barcode Reader and Camera Enhancer (barcodereaderbundle 11.6.2000) - live CameraView preview, real-time decoding with the Capture Vision Router, and results shown directly in the Compose UI.

Step-by-step tutorial to add barcode scanning to a Glide no-code app using Dynamsoft Barcode Reader JavaScript SDK, with computed columns for ISBN price lookup.

The article shares how to scan barcodes in an Oracle APEX application using Dynamsoft Barcode Reader.

Build a barcode and QR code scanner in Next.js with the Dynamsoft Barcode Reader bundle, server-side license injection, and a client-only camera component.

Build a web app that scans NFC tags and barcodes in the browser, then uses the value read from an NFC tag as the AES key to decrypt the content stored in a barcode.

Build an HTML5 IMEI scanner with Dynamsoft Capture Vision: scan Code 128 barcodes or recognize printed digits with OCR, then validate the Luhn check digit in JavaScript.

Record videos with CameraX in Kotlin and read barcodes and QR codes from video files on Android with Dynamsoft Barcode Reader (barcodereaderbundle 11.6.2000): decode while playing with PixelCopy or grab every frame with FFmpeg/JavaCV.

PDF417 barcode scanner SDK performance benchmark — Dynamsoft Barcode Reader achieves 95.45% accuracy vs ML Kit (61%), ZXingCPP (52%), and Apple Vision (31%) on 88 real-world PDF417 images.

Step-by-step tutorial to build an Android barcode scanner using an external USB camera with the UVCCamera library and Dynamsoft Barcode Reader SDK.

A 2026 Data Matrix reading benchmark on a public dataset of 112 codes. Dynamsoft Barcode Reader reaches 100% with its scenario templates — the only engine to decode every code — and leads out-of-the-box at 83.04%, ahead of libdmtx (72.32%) and zxing-cpp (65.18%).

Learn how to transfer files between devices with animated QR codes. Build a pure-JavaScript animated QR code generator and a Dynamsoft Barcode Reader v11 CaptureVisionRouter scanner that reassembles the data from a live camera stream.

Independent accuracy benchmark comparing commercial vs. open-source barcode scanners (Dynamsoft, Scandit, ZXing, ZBar) on 3,484 EAN-13 images — with reading rate, precision, and blur-tolerance results.

Open-source vs commercial QR code reader benchmark comparing Dynamsoft, ZXing, ZBar, BoofCV, and OpenCV WeChat across 536 images in 16 categories. Includes Python QR code reader performance data, reading rates, and decode speed.

Learn how to detect and decode EAN-13 barcodes in images using Python and OpenCV with thresholding, contour detection, and checksum verification.

Learn why QR codes and barcodes fail to scan at a distance and how higher resolution helps: using the camera's highest video resolution, taking photos instead of live scanning, scale-up, and super resolution - with measured scanning distances from the Faraway_Scan experiment.

Learn why QR codes and barcodes fail to scan at a distance and how camera zoom (manual and auto) improves the read rate: digital zoom, refocusing, zoom factors, and the auto-zoom feature of Dynamsoft Camera Enhancer, with the Faraway_Scan demo app.

Create an Android barcode scanner with CameraX: preview and image-analysis use cases, decoding the NV21 frame buffer with Dynamsoft Barcode Reader (barcodereaderbundle 11.6.2000), and camera controls such as zoom, torch, and focus.