利用c#查看出某个其他qq的头像与自己头像的相似度，先看效果图
这里我是将左边的头像作为比对的基本图，我目前做的是一图比对一图，因为理解好了一对一，一对多也不难，我们可以得出相似的像素，然后大于多少百分比就是同一图的改变了，以下是完整代码
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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; //图片宽 public static int height;//图片高 public static string mypicurl;//我的图片地址 public static string picurl;//图片地址 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 = "操作步骤：左边输入自己qq号查看显示，右边输入别人qq号，点击查看，点击验证，得出结果。"; } 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)); //照片尺寸必须一样 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 = "相同像素个数：" + countSame + "，不同像素个数：" + countDifferent + "用时：" + stopwatch.ElapsedMilliseconds + " 毫秒"; } //byte[] 转图片 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> /// 图片大小裁剪 /// </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(); 这两句都可以，至于区别么，下面有解释 ms.Close(); return bytes; } } /// <summary> /// 修改图片的大小 /// </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; // 按比例缩放 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); // 设置画布的描绘质量 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(); // 以下代码为保存图片时，设置压缩质量 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("请输入qq号！"); 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("请输入正确的qq号！"); } } private void button4_Click(object sender, EventArgs e) { if (this.MyQQ.Text == "") { MessageBox.Show("请输入qq号！"); 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("请输入正确的qq号！"); } } }} |
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原文链接：https://blog.csdn.net/qq_44838095/article/details/123356963
