You can not select more than 25 topics
Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
132 lines
5.0 KiB
132 lines
5.0 KiB
//using Application.Domain.Entities;
|
|
//using FaceRecognitionDotNet;
|
|
//using Infrastructure.Data;
|
|
//using Infrastructure.Extensions;
|
|
//using Microsoft.AspNetCore.Hosting;
|
|
//using Microsoft.Extensions.DependencyInjection;
|
|
//using System;
|
|
//using System.Collections.Concurrent;
|
|
//using System.IO;
|
|
//using System.Linq;
|
|
//using System.Runtime.InteropServices;
|
|
|
|
//namespace UserCenter.Services
|
|
//{
|
|
// public class FaceRecognitionService : IDisposable
|
|
// {
|
|
// private readonly IServiceProvider _serviceProvider;
|
|
// private readonly IWebHostEnvironment _env;
|
|
// private readonly FaceRecognition _faceRecognition;
|
|
// private readonly ConcurrentDictionary<string, FaceEncoding> _faces = new ConcurrentDictionary<string, FaceEncoding>();
|
|
|
|
// public FaceRecognitionService(IServiceProvider serviceProvider)
|
|
// {
|
|
// this._serviceProvider = serviceProvider;
|
|
// using var scope = this._serviceProvider.CreateScope();
|
|
// this._env = scope.ServiceProvider.GetService<IWebHostEnvironment>();
|
|
// this._faceRecognition = FaceRecognition.Create(Path.Combine(this._env.WebRootPath, "face"));
|
|
// var userRepo = scope.ServiceProvider.GetService<IRepository<User>>();
|
|
// var users = userRepo.ReadOnlyTable().Where(o => o.FaceImage != null).ToList();
|
|
// foreach (var user in users)
|
|
// {
|
|
// if (!string.IsNullOrEmpty(user.FaceImage))
|
|
// {
|
|
// try
|
|
// {
|
|
// var faceEndoding = this.GetFaceImageEncoding(user.FaceImage);
|
|
// this._faces.TryAdd(user.UserName, faceEndoding);
|
|
// }
|
|
// catch (Exception ex)
|
|
// {
|
|
// ex.PrintStack();
|
|
// }
|
|
// }
|
|
// }
|
|
// }
|
|
|
|
// private FaceEncoding GetFaceImageEncoding(string faceImage)
|
|
// {
|
|
// var faceImagePath = Path.Combine(this._env.WebRootPath, faceImage.TrimStart('/'));
|
|
// Console.WriteLine(faceImage);
|
|
// using var img = FaceRecognition.LoadImageFile(faceImagePath);
|
|
// var faceEncodings = this._faceRecognition.FaceEncodings(img).ToArray();
|
|
// if (faceEncodings.Length == 0)
|
|
// {
|
|
// throw new Exception($"cann't find face");
|
|
// }
|
|
// else if (faceEncodings.Length > 1)
|
|
// {
|
|
// throw new Exception($"find too many faces");
|
|
// }
|
|
// return faceEncodings.FirstOrDefault();
|
|
// }
|
|
|
|
// public string FindFace(System.Drawing.Bitmap bitmap)
|
|
// {
|
|
// var userName = "";
|
|
// var data = this.GetBytes(bitmap);
|
|
// using (var faceImage = FaceRecognition.LoadImage(data, bitmap.Height, bitmap.Width, 3))
|
|
// {
|
|
// var encodings = this._faceRecognition.FaceEncodings(faceImage).ToArray();
|
|
// if (encodings.Length > 0)
|
|
// {
|
|
// var encoding = encodings.First();
|
|
// foreach (var item in this._faces)
|
|
// {
|
|
// if (FaceRecognition.CompareFace(item.Value, encoding, 0.4))
|
|
// {
|
|
// userName = item.Key;
|
|
// Console.WriteLine($"find user:{userName}");
|
|
// break;
|
|
// }
|
|
// }
|
|
// }
|
|
// else
|
|
// {
|
|
// Console.WriteLine("can't find face from image");
|
|
// }
|
|
// foreach (var encoding in encodings)
|
|
// {
|
|
// encoding.Dispose();
|
|
// }
|
|
// }
|
|
// return userName;
|
|
// }
|
|
|
|
// public void AddFace(string userName, string faceImage)
|
|
// {
|
|
// this._faces.TryAdd(userName, this.GetFaceImageEncoding(faceImage));
|
|
// }
|
|
|
|
// public void UpdateFace(string userName, string faceImage)
|
|
// {
|
|
// this.RemoveFace(userName);
|
|
// this.AddFace(userName, faceImage);
|
|
// }
|
|
|
|
// public void RemoveFace(string userName)
|
|
// {
|
|
// this._faces.TryRemove(userName, out FaceEncoding face);
|
|
// face.Dispose();
|
|
// }
|
|
|
|
// public byte[] GetBytes(System.Drawing.Bitmap bitmap)
|
|
// {
|
|
// var array = new byte[bitmap.Width * bitmap.Height * 3];
|
|
// var data = bitmap.LockBits(new System.Drawing.Rectangle(0, 0, bitmap.Width, bitmap.Height),
|
|
// System.Drawing.Imaging.ImageLockMode.ReadOnly, System.Drawing.Imaging.PixelFormat.Format24bppRgb);
|
|
// Marshal.Copy(data.Scan0, array, 0, array.Length);
|
|
// bitmap.UnlockBits(data);
|
|
// return array;
|
|
// }
|
|
|
|
// public void Dispose()
|
|
// {
|
|
// foreach (var item in this._faces)
|
|
// {
|
|
// item.Value?.Dispose();
|
|
// }
|
|
// this._faceRecognition.Dispose();
|
|
// }
|
|
// }
|
|
//} |