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這篇文章主要介紹了C#怎么驗證兩個QQ頭像相似度的相關知識，內容詳細易懂，操作簡單快捷，具有一定借鑒價值，相信大家閱讀完這篇C#怎么驗證兩個QQ頭像相似度文章都會有所收獲，下面我們一起來看看吧。
利用c#查看出某個其他qq的頭像與自己頭像的相似度，先看效果圖
這里我是將左邊的頭像作為比對的基本圖，我目前做的是一圖比對一圖，因為理解好了一對一，一對多也不難，我們可以得出相似的像素，然后大于多少百分比就是同一圖的改變了，以下是完整代碼
using Newtonsoft.Json;
using Newtonsoft.Json.Linq;
using System;
using System.Collections.Generic;
using System.ComponentModel;
using System.Data;
using System.Diagnostics;
using System.Drawing;
using System.Drawing.Drawing2D;
using System.Drawing.Imaging;
using System.IO;
using System.Linq;
using System.Net;
using System.Net.Http;
using System.Text;
using System.Threading.Tasks;
using System.Windows.Forms;
namespace WindowsFormsApp1
{
public partial class Form1 : Form
{
public Form1()
{
InitializeComponent();
}
public static int width; //圖片寬
public static int height;//圖片高
public static string mypicurl;//我的圖片地址
public static string picurl;//圖片地址
private void Form1_Load(object sender, EventArgs e)
{
this.MyPicture.SizeMode = PictureBoxSizeMode.StretchImage;
this.MyPicture.BorderStyle = BorderStyle.FixedSingle;
this.OtherPicture.SizeMode = PictureBoxSizeMode.StretchImage;
this.OtherPicture.BorderStyle = BorderStyle.FixedSingle;
this.explain.Text = "操作步驟：左邊輸入自己qq號查看顯示，右邊輸入別人qq號，點擊查看，點擊驗證，得出結果。";
}
private void button2_Click(object sender, EventArgs e)
{
Stopwatch stopwatch = new Stopwatch();
stopwatch.Start();
int countSame = 0;
int countDifferent = 0;
Image img = this.MyPicture.Image;
Bitmap bitmapSource = new Bitmap(img);
//Bitmap bitmapSource = BytesToBitmap(ResizeImage(mypicurl));
width = bitmapSource.Width;
height = bitmapSource.Height;
Bitmap bitmapTarget = BytesToBitmap(ResizeImage(picurl));
//照片尺寸必須一樣
for (int i = 0; i < bitmapTarget.Width; i++)
{
for (int j = 0; j < bitmapTarget.Height; j++)
{
if (bitmapSource.GetPixel(i, j).Equals(bitmapTarget.GetPixel(i, j)))
{
countSame++;
}
else
{
countDifferent++;
}
}
}
stopwatch.Stop();
this.result.Text = "相同像素個數：" + countSame + "，不同像素個數：" + countDifferent + "用時：" + stopwatch.ElapsedMilliseconds + " 毫秒";
}
//byte[] 轉圖片
public static Bitmap BytesToBitmap(byte[] Bytes)
{
MemoryStream stream = null;
try
{
stream = new MemoryStream(Bytes);
return new Bitmap((Image)new Bitmap(stream));
}
catch (ArgumentNullException ex)
{
throw ex;
}
catch (ArgumentException ex)
{
throw ex;
}
finally
{
stream.Close();
}
}
/// <summary>
/// 圖片大小裁剪
/// </summary>
/// <param name="filePath"></param>
/// <returns></returns>
public static byte[] ResizeImage(string filePath)
{
WebRequest request = (WebRequest)HttpWebRequest.Create(filePath);
WebResponse response = request.GetResponse();
using (Stream stream = response.GetResponseStream())
{
Bitmap bm = (Bitmap)Image.FromStream(stream);
bm = GetThumbnail(bm, height, width);
MemoryStream ms = new MemoryStream();
bm.Save(ms, System.Drawing.Imaging.ImageFormat.Bmp);
byte[] bytes = ms.GetBuffer(); //byte[] bytes= ms.ToArray(); 這兩句都可以，至于區別么，下面有解釋
ms.Close();
return bytes;
}
}
/// <summary>
/// 修改圖片的大小
/// </summary>
/// <param name="b"></param>
/// <param name="destHeight"></param>
/// <param name="destWidth"></param>
/// <returns></returns>
public static Bitmap GetThumbnail(Bitmap b, int destHeight, int destWidth)
{
System.Drawing.Image imgSource = b;
System.Drawing.Imaging.ImageFormat thisFormat = imgSource.RawFormat;
int sW = 0, sH = 0;
// 按比例縮放
int sWidth = imgSource.Width;
int sHeight = imgSource.Height;
if (sHeight > destHeight || sWidth > destWidth)
{
if ((sWidth * destHeight) > (sHeight * destWidth))
{
sW = destWidth;
sH = (destWidth * sHeight) / sWidth;
}
else
{
sH = destHeight;
sW = (sWidth * destHeight) / sHeight;
}
}
else
{
sW = sWidth;
sH = sHeight;
}
Bitmap outBmp = new Bitmap(destWidth, destHeight);
Graphics g = Graphics.FromImage(outBmp);
g.Clear(Color.Transparent);
// 設置畫布的描繪質量
g.CompositingQuality = CompositingQuality.HighQuality;
g.SmoothingMode = SmoothingMode.HighQuality;
g.InterpolationMode = InterpolationMode.HighQualityBicubic;
g.DrawImage(imgSource, new Rectangle((destWidth - sW) / 2, (destHeight - sH) / 2, sW, sH), 0, 0, imgSource.Width, imgSource.Height, GraphicsUnit.Pixel);
g.Dispose();
// 以下代碼為保存圖片時，設置壓縮質量
EncoderParameters encoderParams = new EncoderParameters();
long[] quality = new long[1];
quality[0] = 100;
EncoderParameter encoderParam = new EncoderParameter(System.Drawing.Imaging.Encoder.Quality, quality);
encoderParams.Param[0] = encoderParam;
imgSource.Dispose();
return outBmp;
}
private void button3_Click(object sender, EventArgs e)
{
if (this.OtherQQ.Text == "")
{
MessageBox.Show("請輸入qq號！");
return;
}
HttpClient httpClient = new HttpClient();
string url = "https://api.usuuu.com/qq/" + this.OtherQQ.Text;
var rsp = httpClient.GetAsync(url).Result;
var str = rsp.Content.ReadAsStringAsync().Result;
JObject jo = (JObject)JsonConvert.DeserializeObject(str);
if ((string)jo["code"] == "200")
{
Image pic = Image.FromStream(WebRequest.Create((string)jo["data"]["avatar"]).GetResponse().GetResponseStream());
this.OtherPicture.Image = pic;
picurl = (string)jo["data"]["avatar"];
}
else
{
MessageBox.Show("請輸入正確的qq號！");
}
}
private void button4_Click(object sender, EventArgs e)
{
if (this.MyQQ.Text == "")
{
MessageBox.Show("請輸入qq號！");
return;
}
HttpClient httpClient = new HttpClient();
string url = "https://api.usuuu.com/qq/" + this.MyQQ.Text;
var rsp = httpClient.GetAsync(url).Result;
var str = rsp.Content.ReadAsStringAsync().Result;
JObject jo = (JObject)JsonConvert.DeserializeObject(str);
if ((string)jo["code"] == "200")
{
Image pic = Image.FromStream(WebRequest.Create((string)jo["data"]["avatar"]).GetResponse().GetResponseStream());
this.MyPicture.Image = pic;
mypicurl = (string)jo["data"]["avatar"];
}
else
{
MessageBox.Show("請輸入正確的qq號！");
}
}
}
}關于“C#怎么驗證兩個QQ頭像相似度”這篇文章的內容就介紹到這里，感謝各位的閱讀！相信大家對“C#怎么驗證兩個QQ頭像相似度”知識都有一定的了解，大家如果還想學習更多知識，歡迎關注億速云行業資訊頻道。
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