All Developer Tutorials — Page 33 of 34

Step-by-step tutorial to build a JavaScript scan-to-email web app using Dynamic Web TWAIN for browser document scanning, Python Flask for SMTP email delivery, and Dropbox for large file sharing.

Learn how to scan documents in the browser with Dynamic Web TWAIN and automatically upload them to OneDrive or Dropbox using OAuth and cloud storage APIs in JavaScript.

Learn how to access a USB document camera from an HTML5 web page and capture documents with edge detection using Dynamic Web TWAIN's JavaScript camera add-on.

Step-by-step Angular document scanning SDK tutorial: build a web document management system using Dynamic Web TWAIN with scanner acquisition and local file loading.

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 11.6.4000), and camera controls such as zoom, torch, and focus.

Step-by-step HTML5 mobile document scanning tutorial using Dynamic Web TWAIN SDK — capture, edit, and save documents from mobile cameras with JavaScript.

Learn how to build a cross-platform GUI Python barcode and QR code reader for Windows, Linux, macOS, and Raspberry Pi OS using Qt Designer, PySide6, and the Dynamsoft Capture Vision SDK.

Learn how to build a Python GUI barcode scanner on Raspberry Pi using Qt PySide6, OpenCV, and Dynamsoft Barcode Reader SDK — with multiprocessing to prevent UI freezing during live webcam scanning.