When I was trying to run a barcode reader app compiled by MinGW GCC on Windows 10, I got an error message “The procedure entry point _ZNSt18condition_variable10notify_oneEv could not be located in the dynamic link library”. In this article, I will share my experience of how to solve the issue on Windows 10.
Read moreHow to Make DotCode Webcam Scanner in C++ on Windows 10
Previously, I wrote an article showing how to build a DotCode reader in Java. I also updated my C# barcode demo to make it support DotCode decoding recently. In this article, I will share a new webcam scanner sample implemented in C++.
Read moreHow to Build and Publish Snap Packages with Linux Shared Libraries
When you want to release a proprietary tool or SDK, which is not open source, to Linux platforms, it is a nightmare. You have to make multiple packages and do more tests to guarantee compatibility for different Linux distributions. Is it possible to only create one pre-built package? We can use Snap, which is a software deployment and package management system, working across a range of Linux distributions.
Read moreHow to Build DotCode Reader in Java on Windows 10
A dot code is a 2D barcode symbology composed of disconnected dots. It is widely used in the tobacco industry. Recently, Dynamsoft rolled out barcode reader SDK v7.4, which added DotCode support. In this post, I will share a command-line app and a GUI app, demonstrating how to build Java DotCode reader on Windows 10.
Read moreHow to Use PowerShell to Disable and Enable Webcam on Windows 10
While using laptops, sometimes you may want to disable the built-in webcam for some reasons, such as security or debugging webcam related programs. Not like a USB webcam, the built-in camera is unpluggable. Therefore, a general way is to open the device manager, find the camera, and disable it. To save time, we can create PowerShell scripts to toggle camera status quickly.
Read moreHow to Build .NET Webcam Barcode Scanner with DirectShow
In Dynamsoft Barcode Reader SDK, there is a fancy webcam barcode sample called BarcodeReaderDemo that supports reading barcodes from disk files, TWAIN-compatible hardware scanners, and USB webcams. However, one thing you have to know is the functionality of acquiring images from peripheral devices relies on Dynamic .NET TWAIN, which is also charged. Fortunately, the image viewer library and image codecs library are free to use. In this article, I will share how to remove the scanner module from the project and use DirectShow for webcam control.
Read moreHow to Integrate Java Barcode SDK to Command-Line, GUI and Web Apps
This article shows how to integrate Java barcode SDKs – ZXing and Dynamsoft Barcode Reader – to different Java applications.
Read morePanorama Stitching: New Technology for Barcode Industry
Dynamsoft recently added a new panorama module to barcode SDK, aiming to provide a brand-new solution for warehouse and inventory management. In this article, I will try my best to guide you through the usage of Dynamsoft Panorama version 1.0, though the first version is not stable and optimized yet.
Read moreHow to Use Dynamsoft Java Barcode Reader to Scan Multiple Barcodes
There are many open-source and commercial barcode SDKs, but only a few of them can recognize multiple barcodes by scanning once. When you search Google for barcode SDK or Java barcode SDK, you will find Dynamsoft Barcode Reader SDK is always ranked in the top 5 of the search results. In this article, I will share how to read muti-barcodes by using Dynamsoft Java barcode reader.
Read moreHow to Empower JavaScript Barcode Scan with Tesseract.js OCR
Previously, I shared an article demonstrating how to use Tesseract Python OCR to recognize the accompanying text of a 1D barcode. In this article, I will change the programming language to JavaScript, creating a JavaScript barcode scan app integrated with Tesseract JavaScript OCR.
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