Introduction to the use of opencvsharp (C openCV) wechat QRcode decoding function (with source code attached)

Reading guide

     Wechat is open source QRCode decode function , And can be in OpenCV Use in ：

 

WeChatQRCode The module is OpenCV4.5.1 New function , For details, please refer to the following articles ：

OpenCV4.5.1 New wechat QRCode Use steps and evaluation of decoding function Attached source code and effect video _Color Space The blog of -CSDN Blog  

This paper gives the OpenCvSharp Implementation code ( edition 4.6.0.20220608)：

using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using System.Threading.Tasks;

using OpenCvSharp;
using OpenCvSharp.Dnn;
using OpenCvSharp.Face;

namespace QRCode_Decoder
{
    class Program
    {
        static void Main(string[] args)
        {
            string detect_prototxt =