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Start and stop characters are defined as part of linear barcode (1D barcode) standard. However, you may suffer from some nonstandard 1D barcode symbologies in which the start and stop characters are somehow changed. In this article, I will take C ...
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I recently purchased a Raspberry Pi 4 (4GB model) and an I2C OLED display module. In this article, I will share how to implement a C/C++ barcode reader project on Raspberry Pi 4 from scratch.
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According to the American Association of Motor Vehicle Administrators (AAMVA) specification, PDF417 symbology is used for storing personal information on US driver’s license. In this article, I will use Google mobile vision APIs to recognize a dr ...
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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 wil ...
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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++.
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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 ...
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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 ...
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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 ...
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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 funct ...
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This article shows how to integrate Java barcode SDKs - ZXing and Dynamsoft Barcode Reader - to different Java applications.