Tag: raspberry-pi

Build a headless barcode scanner on Raspberry Pi 4 with C++ - capture frames through Video4Linux2, decode barcodes with Dynamsoft Capture Vision, and show results on an optional SSD1306 OLED display or the console. No OpenCV, no GUI, and no WiringPi required.

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.