2. 技术人生
    3. dvbbs 验证码自动识别

    dvbbs 验证码自动识别

    技术2022-05-11  67
    1using JJBase.Image; 2namespace JJBase.Image 3{ 4 /** <summary> 5 /// DVBBSImg 的摘要说明。 6 /// </summary> 7 public class DVBBSImg 8 { 9 public DVBBSImg() 10 { 11 // 12 // TODO: 在此处添加构造函数逻辑 13 string[] s0=new string[300]{"0","0","0","1","1","1","1","1","1","1","1","1","1","1","1","0","0","0","0","0","0","0","0","0","0","0","0","0","0","0","1","1","1","0","0","0","0","0","0","0","0","0","0","0","0","1","1","1","0","0","0","0","0","0","0","0","0","0","0","0","1","1","1","0","0","0","0","0","0","0","0","0","0","0","0","1","1","1","0","0","0","0","0","0","0","0","0","0","0","0","1","1","1","0","0","0","0","0","0","0","0","0","0","0","0","1","1","1","0","0","0","0","0","0","0","0","0","0","0","0","1","1","1","0","0","0","0","0","0","0","0","0","0","0","0","1","1","1","0","0","0","0","0","0","0","0","0","0","0","0","1","1","1","0","0","0","0","0","0","0","0","0","0","0","0","1","1","1","0","0","0","0","0","0","0","0","0","0","0","0","1","1","1","0","0","0","0","0","0","0","0","0","0","0","0","1","1","1","0","0","0","0","0","0","0","0","0","0","0","0","1","1","1","0","0","0","0","0","0","0","0","0","0","0","0","1","1","1","0","0","0","0","0","0","0","0","0","0","0","0","1","1","1","0","0","0","0","0","0","0","0","0","0","0","0","1","1","1","0","0","0","0","0","0","0","0","0","0","0","0","0","0","0","1","1","1","1","1","1","1","1","1","1","1","1","0","0","0","0","0","0","0","0","0","0","0","0","0","0","0"}; 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23 NUM[0]=s0; 24 NUM[1]=s1; 25 NUM[2]=s2; 26 NUM[3]=s3; 27 NUM[4]=s4; 28 NUM[5]=s5; 29 NUM[6]=s6; 30 NUM[7]=s7; 31 NUM[8]=s8; 32 NUM[9]=s9; 33  34 // 35 } 36 public string cookie;//返回的cookie， 37 public string code;//和cookie对应的数字字符串 38 string[][] NUM=new string[10][]; 39 public void GetCode(ref JJBase.Image.BMP.StructBMP sbmp) 40 { 41 for (int i=0;i<sbmp.Data.BitMapData.Length;i++) 42 {  43 if ((int)sbmp.Data.BitMapData[i]!=238) 44 { 45 sbmp.Data.BitMapData[i]=1; 46 } 47 else 48 { 49 sbmp.Data.BitMapData[i]=0; 50 } 51 } 52 53 //把receive数组拆成4段 54 int j=0; 55 int order=0; 56 string result=""; 57 string[] s=new string[300]; 58 for(int m=0;m<4;m++) 59 { 60 for(int i=9;i>=0;i--) 61 { 62 j=i*120; 63 for(int x=30*m+0;x<30*m+30;x++) 64 { 65 s[order]=sbmp.Data.BitMapData[j+x].ToString(); 66 order++; 67 } 68 } 69 //从已经定义好的数字库中查找 70 result+=FindNumber(s); 71 order=0; 72 } 73 code=result; 74 } 75 public void GetCode(ref JJBase.NET.HTTP.Socket.NetData nd) 76 { 77 //在nd中设置好访问图片的链接 78 JJBase.NET.HTTP.Socket sk; 79 sk=new JJBase.NET.HTTP.Socket(); 80 sk.SendData(ref nd); 81 byte[] receive=new Byte[4096]; 82 cookie=nd.ResponseHead.SetCookie; 83 receive=nd.ResponseHead.byteBody; 84 JJBase.Image.BMP bmp=new BMP(); 85 JJBase.Image.BMP.StructBMP sbmp=new JJBase.Image.BMP.StructBMP(); 86 bmp.ProcessBMP(ref sbmp,receive); 87 GetCode(ref sbmp); 88 } 89 private string FindNumber(string[] s) 90 { 91 string s1=""; 92 string s2=""; 93 string result=""; 94 s2=string.Join(",",s); 95 for(int i=0;i<10;i++) 96 { 97 s1=string.Join(",",NUM[i]); 98 if (string.Compare(s1,s2)==0)  99 { 100 result=i.ToString();break; 101 } 102 } 103 return result; 104 } 105 106 } 107} 

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