增加zxing的识别方式

CodeLibraryProject/CodeLibrary/CodeLibrary.csproj

@@ -9,7 +9,7 @@
     <AppDesignerFolder>Properties</AppDesignerFolder>
     <RootNamespace>CodeLibrary</RootNamespace>
     <AssemblyName>CodeLibrary</AssemblyName>
-    <TargetFrameworkVersion>v4.0</TargetFrameworkVersion>
+    <TargetFrameworkVersion>v4.6.1</TargetFrameworkVersion>
     <FileAlignment>512</FileAlignment>
     <TargetFrameworkProfile />
   </PropertyGroup>
@@ -22,6 +22,7 @@
     <ErrorReport>prompt</ErrorReport>
     <WarningLevel>4</WarningLevel>
     <AllowUnsafeBlocks>true</AllowUnsafeBlocks>
+    <Prefer32Bit>false</Prefer32Bit>
   </PropertyGroup>
   <PropertyGroup Condition=" '$(Configuration)|$(Platform)' == 'Release|AnyCPU' ">
     <DebugType>pdbonly</DebugType>
@@ -30,6 +31,7 @@
     <DefineConstants>TRACE</DefineConstants>
     <ErrorReport>prompt</ErrorReport>
     <WarningLevel>4</WarningLevel>
+    <Prefer32Bit>false</Prefer32Bit>
   </PropertyGroup>
   <ItemGroup>
     <Reference Include="Basler.Pylon, Version=1.0.0.0, Culture=neutral, PublicKeyToken=e389355f398382ab, processorArchitecture=x86">
@@ -55,6 +57,9 @@
     <Reference Include="System.Data" />
     <Reference Include="System.Net.Http" />
     <Reference Include="System.Xml" />
+    <Reference Include="zxing">
+      <HintPath>..\dll\zxing.dll</HintPath>
+    </Reference>
   </ItemGroup>
   <ItemGroup>
     <Compile Include="FrmBase.cs">
@@ -83,6 +88,7 @@
     <Compile Include="ImageHelper.cs" />
     <Compile Include="Properties\AssemblyInfo.cs" />
     <Compile Include="CodeResourceControl.cs" />
+    <Compile Include="ZXingCodeHelper.cs" />
   </ItemGroup>
   <ItemGroup>
     <EmbeddedResource Include="FrmBase.resx">

CodeLibraryProject/CodeLibrary/FrmCodeDecode.cs

@@ -103,7 +103,7 @@ namespace CodeLibrary
         {
             if (pictureBox1.Image == null || txtPath.Text.Equals(""))
             {
-                MessageBox.Show(selImage,title,MessageBoxButtons.OK,MessageBoxIcon.Error);
+                MessageBox.Show(selImage, title, MessageBoxButtons.OK, MessageBoxIcon.Error);
                 return;
             }
             Bitmap map = new Bitmap(pictureBox1.Image);
@@ -114,7 +114,7 @@ namespace CodeLibrary
         {
             if (pictureBox1.Image == null || txtPath.Text.Equals(""))
             {
-                MessageBox.Show(selImage ,title, MessageBoxButtons.OK, MessageBoxIcon.Error);
+                MessageBox.Show(selImage, title, MessageBoxButtons.OK, MessageBoxIcon.Error);
                 return;
             }
             Bitmap map = new Bitmap(pictureBox1.Image);
@@ -130,7 +130,7 @@ namespace CodeLibrary
                 txtResult.Text += "\r\n code list：";
                 foreach (CodeInfo code in list)
                 {
-                    txtResult.Text += "\r\n" + ""+code.CodeType+" (X:" + code.X + "，Y:" + code.Y + ") " + code.CodeStr;
+                    txtResult.Text += "\r\n" + "" + code.CodeType + " (X:" + code.X + "，Y:" + code.Y + ") " + code.CodeStr;
                 }
             }
             else
@@ -141,12 +141,12 @@ namespace CodeLibrary
 
         private void btnbarCode_Click(object sender, EventArgs e)
         {
-            if (pictureBox1.Image == null  )
+            if (pictureBox1.Image == null)
             {
-                MessageBox.Show(selImage ,title, MessageBoxButtons.OK, MessageBoxIcon.Error);
+                MessageBox.Show(selImage, title, MessageBoxButtons.OK, MessageBoxIcon.Error);
                 return;
             }
-            int count = cmbCount.SelectedIndex  ;
+            int count = cmbCount.SelectedIndex;
             txtResult.Text = "";
             stopwatch.Restart();
             HDCodeHelper.HalconWindow = this.hWindowControl1.HalconWindow;
@@ -176,10 +176,10 @@ namespace CodeLibrary
         {
             if (pictureBox1.Image == null)
             {
-                MessageBox.Show(selImage ,title, MessageBoxButtons.OK, MessageBoxIcon.Error);
+                MessageBox.Show(selImage, title, MessageBoxButtons.OK, MessageBoxIcon.Error);
                 return;
             }
-            int count = cmbCount.SelectedIndex  ;
+            int count = cmbCount.SelectedIndex;
             txtResult.Text = "";
             stopwatch.Restart();
 
@@ -205,10 +205,22 @@ namespace CodeLibrary
             {
                 codeList = HDCodeHelper.DecodeCode(ho_image, count, codeParamPath, cmbCodeType.Text);
             }
-            ShowCode(codeList);
 
+            if (codeList.Count <= 0)
+            {
+                string result = ZXingCodeHelper.DecodeQRCode(map);
+                if (!String.IsNullOrEmpty(result))
+                {
+                    txtResult.Text = " zxing decode：\r\n" + result;
+                    txtResult.Text += "\r\n elapsed time：" + stopwatch.Elapsed.ToString();
+                }
+            }
+            else
+            {
+                ShowCode(codeList); 
                 txtResult.Text += "\r\n elapsed time：" + stopwatch.Elapsed.ToString();
             }
+        }
 
         private void btnClearLog_Click(object sender, EventArgs e)
         {

CodeLibraryProject/CodeLibrary/ZXingCodeHelper.cs

+using System;
+using System.Collections.Generic;
+using System.Drawing;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+using ZXing;
+using ZXing.Common;
+
+namespace CodeLibrary
+{
+    public class ZXingCodeHelper
+    {
+        public static string DecodeQRCode(Bitmap bmp)
+        {
+            string text = "";
+            DecodingOptions option = new DecodingOptions();
+
+            //option.PossibleFormats = new List<BarcodeFormat>() { BarcodeFormat.QR_CODE, BarcodeFormat.All_1D };
+            option.PossibleFormats = new List<BarcodeFormat>() { BarcodeFormat.QR_CODE };
+            BarcodeReader br = new BarcodeReader();
+
+            br.Options = option;
+            Result rs = br.Decode(bmp);
+
+            if (rs == null)
+            {
+                text = "";
+            }
+            else
+            {
+                text = rs.ToString();
+                if (!IsGBCode(text))
+                {
+                    text = ConvertISO88591ToEncoding(text, Encoding.Default);
+                }
+            }
+            return text;
+        }
+        //转换
+        private static string ConvertISO88591ToEncoding(string srcString, Encoding dstEncode)
+        {
+            String sResult;
+            Encoding ISO88591Encoding = Encoding.GetEncoding("ISO-8859-1");
+            Encoding GB2312Encoding = Encoding.GetEncoding("GB2312"); //这个地方很特殊，必须利用GB2312编码
+            byte[] srcBytes = ISO88591Encoding.GetBytes(srcString);
+            //将原本存储ISO-8859-1的字节数组当成GB2312转换成目标编码(关键步骤)
+            byte[] dstBytes = Encoding.Convert(GB2312Encoding, dstEncode, srcBytes);
+            char[] dstChars = new char[dstEncode.GetCharCount(dstBytes, 0, dstBytes.Length)];
+            dstEncode.GetChars(dstBytes, 0, dstBytes.Length, dstChars, 0);//利用char数组存储字符
+            sResult = new string(dstChars);
+            return sResult;
+        }
+        /// <summary>
+        /// 判断一个word是否为GB2312编码的汉字
+        /// </summary>
+        /// <param name="word"></param>
+        /// <returns></returns>
+        private static bool IsGBCode(string word)
+        {
+            byte[] bytes = Encoding.GetEncoding("GB2312").GetBytes(word);
+            if (bytes.Length <= 1) // if there is only one byte, it is ASCII code or other code
+            {
+                return false;
+            }
+            else
+            {
+                byte byte1 = bytes[0];
+                byte byte2 = bytes[1];
+                if (byte1 >= 176 && byte1 <= 247 && byte2 >= 160 && byte2 <= 254)  //判断是否是GB2312
+                {
+                    return true;
+                }
+                else
+                {
+                    return false;
+                }
+            }
+        }
+
+    }
+}

CodeLibraryProject/CodeLibrary/记录.txt

@@ -2,6 +2,8 @@
 增加相机本身获取图片的代码，后续扫码都直接从相机中获取图片，然后扫码
 
 
+20190731
+RC29西安三台料仓的二维码使用halcon无法识别，增加zxing的识别方式。
 
 
 

CodeLibraryProject/CodeTest/CodeCreater.cs

@@ -83,8 +83,9 @@ namespace CodeTest
         //    }
         //    return result;
         //}
-        public static bool DecodeQRCode(Bitmap bmp, out string text)
+        public static string DecodeQRCode(Bitmap bmp)
         {
+            string text = "";
             DecodingOptions option = new DecodingOptions();
 
             //option.PossibleFormats = new List<BarcodeFormat>() { BarcodeFormat.QR_CODE, BarcodeFormat.All_1D };
@@ -97,13 +98,49 @@ namespace CodeTest
             if (rs == null)
             {
                 text = "";
-                return false;
             }
             else
             {
-                text = rs.Text;
-                return true;
+                text = ConvertISO88591ToEncoding(rs.ToString(), Encoding.Default);
             }
+            return text;
+        }
+
+        //privatre void TestDecodeISO88591(string RssUrl)
+        //{
+        //    string sResult = "";
+        //    System.IO.Stream ResponseStream = null;
+        //    HttpWebResponse hwrp = null;
+        //    System.IO.StreamReader oStreamReader = null;
+        //    Encoding UrlEncoding;
+        //    System.Net.HttpWebRequest hwr = (HttpWebRequest)HttpWebRequest.Create(RssUrl);
+        //    hwr.Method = "GET";
+        //    hwrp = (HttpWebResponse)hwr.GetResponse();
+        //    UrlEncoding = Encoding.GetEncoding(hwrp.CharacterSet);
+        //    ResponseStream = hwrp.GetResponseStream();
+        //    oStreamReader = new System.IO.StreamReader(ResponseStream, UrlEncoding);
+        //    sResult = oStreamReader.ReadToEnd();
+        //    if (hwrp.CharacterSet == "ISO-8859-1") //如果编码为ISO-8859-1才转换
+        //    {
+        //        sResult = ConvertISO88591ToEncoding(sResult, Encoding.Default);
+        //    }
+        //    hwrp.Close();
+        //    //处理RSS返回的数据
+        //    //.......
+        //}
+        //转换
+        private static string ConvertISO88591ToEncoding(string srcString, Encoding dstEncode)
+        {
+            String sResult;
+            Encoding ISO88591Encoding = Encoding.GetEncoding("ISO-8859-1");
+            Encoding GB2312Encoding = Encoding.GetEncoding("GB2312"); //这个地方很特殊，必须利用GB2312编码
+            byte[] srcBytes = ISO88591Encoding.GetBytes(srcString);
+            //将原本存储ISO-8859-1的字节数组当成GB2312转换成目标编码(关键步骤)
+            byte[] dstBytes = Encoding.Convert(GB2312Encoding, dstEncode, srcBytes);
+            char[] dstChars = new char[dstEncode.GetCharCount(dstBytes, 0, dstBytes.Length)];
+            dstEncode.GetChars(dstBytes, 0, dstBytes.Length, dstChars, 0);//利用char数组存储字符
+            sResult = new string(dstChars);
+            return sResult;
         }
 
 

CodeLibraryProject/CodeTest/Program.cs

@@ -19,16 +19,16 @@ namespace CodeTest
         static void Main()
         {
             //     CodeCreater.CreateCode(10);
-            //Application.EnableVisualStyles();
-            //Application.SetCompatibleTextRenderingDefault(false);
-            //HDCodeLearnHelper.LoadConfig(ConfigAppSettings.GetValue(Setting_Init.CameraName), ConfigAppSettings.GetValue(Setting_Init.CodeType));
-            //Application.Run(new FrmCodeDecode());
+            Application.EnableVisualStyles();
+            Application.SetCompatibleTextRenderingDefault(false);
+            HDCodeLearnHelper.LoadConfig(ConfigAppSettings.GetValue(Setting_Init.CameraName), ConfigAppSettings.GetValue(Setting_Init.CodeType));
+            Application.Run(new FrmCodeDecode());
             //Application.Run(new FrmTest());
 
-            string filename = @"C:/Users/WORK/Desktop/西安二维码/IMG_20190730_165612.jpg";
-            Bitmap img = (Bitmap)Image.FromFile(filename).Clone();
-            string text;
-            CodeCreater.DecodeQRCode(img, out text);
+            //string filename = @"C:/Users/WORK/Desktop/西安二维码/IMG_20190730_165612.jpg";
+            //Bitmap img = (Bitmap)Image.FromFile(filename).Clone();
+            //string text=            CodeCreater.DecodeQRCode(img);
+            //Console.WriteLine(text);
         }
       
     }