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Dynamsoft Developer Blog

Get the latest information, insights, tutorials, and news from Dynamsoft.

  • How to Create a Private Debian Repository with Reprepro

    Dec 04, 2017  Miscellaneous

    Last week, I built a Debian package for Dynamsoft Barcode Reader. Installing .deb file is apparently more efficient than using the .tar file on Linux OS based on Debian. Despite this, I believe most of Linux developers will give priority to the command-line package tool apt-get, unless the software repository...

    •  DEBIAN PACKAGE
    •  REPREPRO
    •  DEBIAN REPOSITORY
  • Installing LLVM on Windows, Raspbian & macOS

    Nov 20, 2017  Miscellaneous

    I had no idea about LLVM(Low-Level Virtual Machine) until the day I installed Emscripten for learning asm.js and WebAssembly. Emscripten Compiler Frontend (emcc) uses Clang to convert C/C++ files to LLVM bitcode, and Fastcomp (Emscripten’s Compiler Core — an LLVM backend) to compile the bitcode to JavaScript. Installing LLVM on Different Platforms...

    •  LLVM
  • CMake: Build C++ Project for Windows, Linux and macOS

    Nov 13, 2017  Miscellaneous

    Last week, I shared how to create a CMake project for Windows. Since CMake is a cross-platform software building tool, I am going to make my C/C++ project support Linux and macOS. What You Should Know How to Make C/C++ Code Compatible with Multiple Platforms I used the predefined macros to...

    •  CMAKE
    •  C/C++
  • My First C/C++ App Built with CMake on Windows

    Nov 06, 2017  Miscellaneous

    If you have a program designed for multiple platforms, you definitely don’t want to waste time configuring and maintaining the building environment. I was thinking how to compile my C/C++ code for Windows, Linux and macOS more conveniently, and after that, I decided to learn CMake. CMake is an open-source,...

    •  CMAKE
    •  C/C++
  • A Simple Web Document Management App with OpenCV.js

    Oct 30, 2017  Miscellaneous

    Document Scanning is nothing new for mobile apps. I remember the first time that I installed a document scanning app was in 2010. However, Apple, Microsoft, and Google the giant tech companies got started to recognize the importance of document scanning technology recently. It is good to see the function...

    •  JAVASCRIPT
    •  OPENCV
    •  DOCUMENT
  • How to Port C/C++ Barcode Extension to Python 3

    Oct 23, 2017  Barcode

    When porting code from Python 2 to Python 3, it is not as easy as you imagined no matter whether the primary programming language is Python or C/C++. Re-compiling the Dynamsoft Barcode extension for Python 3 is a challenge because I only found a few of documentation and resources online....

    •  BARCODE SCANNING
    •  PYTHON
    •  C/C++
  • Raspberry Pi Live Streaming with USB Webcam

    Sep 25, 2017  Miscellaneous

    For the past week, I was looking for a live streaming solution to broadcast video from a USB webcam that connects to Raspberry Pi. This post will help you set up a live streaming server on Raspberry Pi step by step. Installing FFmpeg on Raspberry Pi My first try was to...

    •  WEBCAM
    •  CAMERA
    •  NGINX
    •  RASPBERRY PI
    •  FFMPEG
  • Building Python Barcode Extension with DBR 5.2 for Linux

    Sep 18, 2017  Barcode

    According to the statistics of Stack Overflow traffic, Python is the fastest-growing major programming language in high-income countries. Python seems to be promising in the future. I have noticed that many of the developers who would like to use Dynamsoft Barcode Reader SDK for Linux are more interested in Python...

    •  BARCODE SCANNING
    •  PYTHON
    •  LINUX
    •  NUMPY
    •  C/C++
    •  CPYTHON
  • How to Build Web Document Scanner Using OpenCV-Python

    Sep 04, 2017  Miscellaneous

    Many excellent document mobile apps support not only image capture, but also edge detection and perspective transformation. If you are interested in these computer vision technologies, you can use OpenCV to create a free document scanner app yourself. In this post, I want to share how to use OpenCV-Python to...

    •  PYTHON
    •  OPENCV
    •  DOCUMENT
  • How to Build Web Camera Recorder Using OpenCV and Flask

    Aug 28, 2017  Miscellaneous

    Recently, I was inspired by a blog post “Python Live Video Streaming Example” and thinking whether it is possible to save the camera streaming to a video file. Based on the example code, I managed to figure out a solution. In this post, I want to share the process of...

    •  PYTHON
    •  OPENCV
    •  CAMERA RECORDER
    •  FLASK
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POPULAR TOPICS

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