顔認証ソースfaceIdentify詳細
8162 ワード
本論文の例では、顔認証のソースコードfaceIdentifyの具体的なコードを共有します。
顔認証：
顔認証：
using AForge.Video.DirectShow;
using face;
using Newtonsoft.Json;
using Newtonsoft.Json.Linq;
using System;
using System.Collections.Generic;
using System.ComponentModel;
using System.Data;
using System.Data.SqlClient;
using System.Drawing;
using System.Drawing.Imaging;
using System.IO;
using System.Linq;
using System.Text;
using System.Threading.Tasks;
using System.Windows.Forms;
namespace Camtest
{
public partial class faceIdentify : Form
{
public faceIdentify()
{
InitializeComponent();
//
this.StartPosition = System.Windows.Forms.FormStartPosition.CenterScreen;
}
//Api_Key
public static string Api_Key = "OVYw5Ok0y9U8n6CfVPYt0wfZ";
//Secret_Key
public static string Secret_Key = "aCN3lupCarq3rC9G8Rylqz1d36Towp8G";
FilterInfoCollection videoDevices;
VideoCaptureDevice videoSource;
public int selectedDeviceIndex = 0;
public int selectedPICIndex = 0;
//
private void faceIdentify_Load(object sender, EventArgs e)
{
//
this.label1.Text = this.label2.Text = this.label6.Text = this.label9.Text = " ";
//
videoDevices = new FilterInfoCollection(FilterCategory.VideoInputDevice);
comboBoxCameras.Items.Clear();
for (int i = 0; i < videoDevices.Count; i++)
{
comboBoxCameras.Items.Add(videoDevices[i].Name.ToString());
}
if (comboBoxCameras.Items.Count > 0)
comboBoxCameras.SelectedIndex = 0;
picsize.SelectedIndex = 0;
//
openCamera();
}
//
public void openCamera()
{
selectedPICIndex = picsize.SelectedIndex;
selectedDeviceIndex = comboBoxCameras.SelectedIndex;
// 。
videoSource = new VideoCaptureDevice(videoDevices[selectedDeviceIndex].MonikerString);
videoSource.VideoResolution = videoSource.VideoCapabilities[selectedDeviceIndex];
// ， 1920*1080
foreach (VideoCapabilities capab in videoSource.VideoCapabilities)
{
if (selectedPICIndex == 0)
{
if (capab.FrameSize.Width == 1920 && capab.FrameSize.Height == 1080)
{
videoSource.VideoResolution = capab;
break;
}
if (capab.FrameSize.Width == 1280 && capab.FrameSize.Height == 720)
{
videoSource.VideoResolution = capab;
break;
}
}
else
{
if (capab.FrameSize.Width == 1280 && capab.FrameSize.Height == 720)
{
videoSource.VideoResolution = capab;
break;
}
}
}
videoSourcePlayer1.VideoSource = videoSource;
// set NewFrame event handler
videoSourcePlayer1.Start();
}
/// <summary>
///
/// ， ， id，
/// </summary>
/// <param name="sender"></param>
/// <param name="e"></param>
private void qiandao_Click(object sender, EventArgs e)
{
Users users = FaceIdentifys(SavePicture());
this.label1.Text = users.age.ToString();
this.label2.Text = users.name;
this.label6.Text = users.phone;
this.label9.Text = users.address;
if (users.picture != null)
{
this.pictureBox1.Image = Image.FromFile(users.picture, false);
}
}
//
private void faceIdentify_FormClosing(object sender, FormClosingEventArgs e)
{
DialogResult r = MessageBox.Show(" ?", " ", MessageBoxButtons.OKCancel, MessageBoxIcon.Question);
if (r != DialogResult.OK)
{
e.Cancel = true;
}
videoSourcePlayer1.Stop();//
videoSourcePlayer1.Dispose();
}
/// <summary>
///
/// </summary>
/// <param name="filename"></param>
public static Users FaceIdentifys(string filename)
{
long id = 0;
string ids = "";
double scores_num = 0;
Users user = new Users();
var client = new Baidu.Aip.Face.Face(Api_Key, Secret_Key);
var image1 = File.ReadAllBytes(filename);
var result = client.User.Identify(image1, new[] { "gr_test" }, 1, 1);
// ， ，
//
JObject jo_result = (JObject)JsonConvert.DeserializeObject(result.ToString());
if ((string)jo_result["error_msg"] != null)
{
MessageBox.Show(" ， ！", " ", MessageBoxButtons.OK, MessageBoxIcon.Stop);
}
else
{
//
// result
JArray jo_age = (JArray)JsonConvert.DeserializeObject(jo_result["result"].ToString());
foreach (var val in jo_age)
{
id = long.Parse(((JObject)val)["uid"].ToString()); // uid
string scores = ((JObject)val)["scores"].ToString();// scores
int num1 = scores.IndexOf("
") + 2;
int num2 = scores.LastIndexOf("]")-8;
ids = scores.Substring(num1, num2);
scores_num =double.Parse(ids);
}
if (scores_num > 80)
{
user = QueryUsersById(id);
if (user.id != 0)
{
MessageBox.Show(" ， ", " ", MessageBoxButtons.OK, MessageBoxIcon.Information);
}
else
{
MessageBox.Show(" ， ", " ", MessageBoxButtons.OK, MessageBoxIcon.Stop);
}
}
else {
MessageBox.Show(" ， ", " ", MessageBoxButtons.OK, MessageBoxIcon.Stop);
}
}
return user;
}
/// <summary>
///
/// </summary>
public string SavePicture()
{
if (videoSource == null)
{
return null;
}
Bitmap bitmap = videoSourcePlayer1.GetCurrentVideoFrame();
// ， .jpg
string fileName = DateTime.Now.ToString("yyyyMMddHHmmssff") + ".jpg";
//
string path = AppDomain.CurrentDomain.BaseDirectory;
string picture = path + "\\picture\\" + fileName;
//
bitmap.Save(picture, ImageFormat.Jpeg);
bitmap.Dispose();
return picture;
}
/// <summary>
///
/// </summary>
/// <param name="id"></param>
/// <returns></returns>
public static Users QueryUsersById(long id)
{
Users user = new Users();
string sql = "select * from users where id = @id";
using (SqlDataReader reader = SqlHelper.ExcuteReader(sql, CommandType.Text, new SqlParameter("@id", id)))
{
if (reader.Read())
{
user.id = long.Parse(reader[0].ToString());
user.name = reader[1].ToString();
user.age = Convert.ToInt32(reader[2]);
user.phone = reader[3].ToString();
user.password = reader[4].ToString();
user.address = reader[5].ToString();
user.picture = reader[6].ToString();
}
}
return user;
}
//
private void close_Click(object sender, EventArgs e)
{
//
videoSourcePlayer1.Stop();
this.Close();
welcome we = new welcome();
we.Show();
}
}
}