实例介绍
【实例简介】
【实例截图】
【核心代码】
using System;
using System.Collections.Generic;
using System.ComponentModel;
using System.Data;
using System.Drawing;
using System.Linq;
using System.Text;
using System.Windows.Forms;
using System.Drawing.Imaging;
using System.Runtime.InteropServices;
using Emgu.CV;
using System.Threading;
using Emgu.CV.Structure;
using AmFaceVerify;
using System.Diagnostics;
using System.IO;
using ReapalService;
using System.Threading.Tasks;
namespace ArcsoftFaceTest
{
public partial class Form2 : Form
{
private Capture capture;
private Thread displayImage;
private int maxFaceCount = 10;
private int width = 0;
private int height = 0;
private int pitch = 0;
//摄像头是否加载成功
private bool _stop;
//人脸跟踪引擎
IntPtr traceEngine = IntPtr.Zero;
//构造函数
public Form2()
{
InitializeComponent();
this.SetStyle(ControlStyles.DoubleBuffer | ControlStyles.UserPaint | ControlStyles.AllPaintingInWmPaint | ControlStyles.OptimizedDoubleBuffer | ControlStyles.ResizeRedraw | ControlStyles.SupportsTransparentBackColor, true);
this.UpdateStyles();
}
//页面初始化
private void Form2_Load(object sender, EventArgs e)
{
try
{
#region 初始化人脸跟踪引擎
int detectSize = 40 * 1024 * 1024;
IntPtr pMem = Marshal.AllocHGlobal(detectSize);
//1-1
//string appId = "4tnYSJ68e8wztSo4Cf7WvbyMZduHwpqtThAEM3obMWbE";
//1-1
// string sdkKey = "Cgbaq34izc8PA2Px26x8qqWLFNmGNL4oukYspKsbMz3z";
//1-n
string appId = "34D48RFbU22vTdGVYXncnwTkk3EN6bcW2RYfJc9i9EKE";
//1-n
string sdkKey = "9tjAT5hQJcSvzzDaEPqC7rmgqA9FkJFSq7yG2tzSLLzC";
//人脸跟踪引擎初始化
int retCode = AmFaceVerify.AFT_FSDK_InitialFaceEngine(appId, sdkKey, pMem, detectSize, ref traceEngine, 5, 16, maxFaceCount);
Console.WriteLine(" Init Result:" retCode);
//获取人脸跟踪引擎版本
IntPtr versionPtr = AmFaceVerify.AFT_FSDK_GetVersion(traceEngine);
AFT_FSDK_Version version = (AFT_FSDK_Version)Marshal.PtrToStructure(versionPtr, typeof(AFT_FSDK_Version));
Console.WriteLine("lCodebase:{0} lMajor:{1} lMinor:{2} lBuild:{3} Version:{4} BuildDate:{5} CopyRight:{6}", version.lCodebase, version.lMajor, version.lMinor, version.lBuild, Marshal.PtrToStringAnsi(version.Version), Marshal.PtrToStringAnsi(version.BuildDate), Marshal.PtrToStringAnsi(version.CopyRight));
#endregion
this.capture = new Capture();
displayImage = new Thread(new ThreadStart(this.DisplayAddProcess));
displayImage.Start();
displayImage.IsBackground = true;
}
catch (Exception ex)
{
Console.WriteLine(ex.Message);
LogHelper.WriteErrorLog("Form2_Load", ex.Message "\n" ex.StackTrace);
}
}
//把图片转成byte[]
private byte[] getBGR(Bitmap image, ref int width, ref int height, ref int pitch)
{
//Bitmap image = new Bitmap(imgPath);
const PixelFormat PixelFormat = PixelFormat.Format24bppRgb;
BitmapData data = image.LockBits(new Rectangle(0, 0, image.Width, image.Height), ImageLockMode.ReadOnly, PixelFormat);
IntPtr ptr = data.Scan0;
int ptr_len = data.Height * Math.Abs(data.Stride);
byte[] ptr_bgr = new byte[ptr_len];
Marshal.Copy(ptr, ptr_bgr, 0, ptr_len);
width = data.Width;
height = data.Height;
pitch = Math.Abs(data.Stride);
int line = width * 3;
int bgr_len = line * height;
byte[] bgr = new byte[bgr_len];
for (int i = 0; i < height; i)
{
Array.Copy(ptr_bgr, i * pitch, bgr, i * line, line);
}
pitch = line;
image.UnlockBits(data);
return bgr;
}
private bool IsPhoto = true;
//加载摄像头图像
public void DisplayAddProcess()
{
try
{
while (!this._stop)
{
Image<Bgr, byte> frame = this.capture.QueryFrame();
if (frame != null)
{
using (Bitmap im = frame.Clone().ToBitmap())
{
im.RotateFlip(RotateFlipType.RotateNoneFlipX);
Bitmap tempBitmap = im.Clone(new RectangleF(0, 0, im.Width, im.Height), PixelFormat.Format24bppRgb);
//this.setPictureBoxControlImage(this.pictureBox1, new Bitmap(tempBitmap));
byte[] imageData = getBGR(tempBitmap, ref width, ref height, ref pitch);
IntPtr imageDataPtr = Marshal.AllocHGlobal(imageData.Length);
Marshal.Copy(imageData, 0, imageDataPtr, imageData.Length);
ASVLOFFSCREEN offInput = new ASVLOFFSCREEN();
offInput.u32PixelArrayFormat = 513;
offInput.ppu8Plane = new IntPtr[4];
offInput.ppu8Plane[0] = imageDataPtr;
offInput.i32Width = width;
offInput.i32Height = height;
offInput.pi32Pitch = new int[4];
offInput.pi32Pitch[0] = pitch;
AFT_FSDK_FACERES faceRes = new AFT_FSDK_FACERES();
IntPtr offInputPtr = Marshal.AllocHGlobal(Marshal.SizeOf(offInput));
Marshal.StructureToPtr(offInput, offInputPtr, false);
IntPtr faceResPtr = Marshal.AllocHGlobal(Marshal.SizeOf(faceRes));
//人脸检测
int detectResult = AmFaceVerify.AFT_FSDK_FaceFeatureDetect(traceEngine, offInputPtr, ref faceResPtr);
if (detectResult != 0)
{
this.setPictureBoxControlImage(this.pictureBox1, new Bitmap(tempBitmap));
continue;
}
//Console.WriteLine(" detect Result:" detectResult);
object obj = Marshal.PtrToStructure(faceResPtr, typeof(AFT_FSDK_FACERES));
faceRes = (AFT_FSDK_FACERES)obj;
//Console.WriteLine(" Face Count:{0}", faceRes.nFace);
if (faceRes.nFace > maxFaceCount)
{
this.setPictureBoxControlImage(this.pictureBox1, new Bitmap(tempBitmap));
continue;
}
Rectangle[] faces = new Rectangle[faceRes.nFace];
for (int i = 0; i < faceRes.nFace; i )
{
MRECT rect = (MRECT)Marshal.PtrToStructure(faceRes.rcFace Marshal.SizeOf(typeof(MRECT)) * i, typeof(MRECT));
//Console.WriteLine(" left:{0} top:{1} right:{2} bottom:{3}", rect.left, rect.top, rect.right, rect.bottom);
faces[i] = new Rectangle(rect.left, rect.top, rect.right - rect.left, rect.bottom - rect.top);
}
if (faceRes.nFace > 0)
{
this.setPictureBoxControlImage(this.pictureBox1, drawFaces(tempBitmap, faces));
// this.setPictureBoxControlImage(this.pictureBox2, drawFaces(tempBitmap, faces));
#region xhz
if (IsPhoto)
{
Task task1 = Task.Run(() =>
{
pictureBox2.Image = drawFaces((Bitmap)tempBitmap.Clone(), (Rectangle[])faces.Clone());
UploadPicture();
});
// task1.Wait();
// Bitmap jpg=new Bitmap((Image)pictureBox2.Image.Clone());
//pictureBox2.Image = CutFace(tempBitmap, faces[0].X,faces[0].Y,faces[0].Width,faces[0].Height);
IsPhoto = false;
}
// Image image = CutFace(bitmap, rect.left, rect.top, rect.right - rect.left, rect.bottom - rect.top);
#endregion
}
else
{
this.setPictureBoxControlImage(this.pictureBox1, new Bitmap(tempBitmap));
}
Marshal.FreeHGlobal(offInputPtr);
imageData = null;
Marshal.FreeHGlobal(imageDataPtr);
offInput = new ASVLOFFSCREEN();
faceRes = new AFT_FSDK_FACERES();
}
}
}
}
catch (Exception ex)
{
Console.WriteLine(ex.Message);
LogHelper.WriteErrorLog("DisplayAddProcess", ex.Message "\n" ex.StackTrace);
}
}
//页面关闭
private void Form2_FormClosing(object sender, FormClosingEventArgs e)
{
Application.Exit();
if (this.capture != null)
{
this.capture.Dispose();
}
this._stop = true;
}
//多线程设置PictureBox的图像
private void setPictureBoxControlImage(PictureBox control, Bitmap value)
{
control.Invoke(new Action<PictureBox, Bitmap>((ct, v) => { ct.Image = v; }), new object[] { control, value });
}
//提取识别出的人脸
public static Bitmap drawFaces(Bitmap srcImage, Rectangle[] faces)
{
if (srcImage == null)
{
return null;
}
try
{
Bitmap bmpOut = new Bitmap(srcImage);
Graphics g = Graphics.FromImage(bmpOut);
g.DrawRectangles(Pens.Blue, faces);
g.Dispose();
return bmpOut;
}
catch
{
return null;
}
}
//提取识别出的人脸
public static Bitmap CutFace(Bitmap srcImage, int StartX, int StartY, int iWidth, int iHeight)
{
if (srcImage == null)
{
return null;
}
int w = srcImage.Width;
int h = srcImage.Height;
if (StartX >= w || StartY >= h)
{
return null;
}
if (StartX iWidth > w)
{
iWidth = w - StartX;
}
if (StartY iHeight > h)
{
iHeight = h - StartY;
}
try
{
Bitmap bmpOut = new Bitmap(iWidth, iHeight, PixelFormat.Format24bppRgb);
Graphics g = Graphics.FromImage(bmpOut);
g.DrawImage(srcImage, new Rectangle(0, 0, iWidth, iHeight), new Rectangle(StartX, StartY, iWidth, iHeight), GraphicsUnit.Pixel);
g.Dispose();
return bmpOut;
}
catch
{
return null;
}
}
private void button1_Click(object sender, EventArgs e)
{
IsPhoto = true;
}
private void Post(FileItem file)
{
string faceid = Guid.NewGuid().ToString();
Dictionary<string, FileItem> dicCreate = new Dictionary<string, FileItem>();
dicCreate.Add("image_cert", file);
FaceCreateProcessor processor = new FaceCreateProcessor("432924197810103874", "李国松", faceid, dicCreate);
var result = processor.Execute();
if (result.Success)
{
if (file==null)
{
Dictionary<string, FileItem> dicFace = new Dictionary<string, FileItem>();
dicFace.Add("image_face", file);
FaceFaceProcessor faceFaceProcessor = new FaceFaceProcessor(faceid, dicFace);
var faceRsult = faceFaceProcessor.Execute();
if (faceRsult.Success)
{
MessageBox.Show("匹配成功");
}
else
{
MessageBox.Show(faceRsult.Message);
}
}
else
{
MessageBox.Show("匹配成功");
}
}
else
{
MessageBox.Show(result.Message);
}
}
private void button2_Click(object sender, EventArgs e)
{
Bitmap bitMap = new Bitmap(pictureBox2.Image);
MemoryStream ms = new MemoryStream();
//bitMap.Save(ms, ImageFormat.Jpeg);
byte[] buffer = new byte[ms.Length];
ms.Seek(0, SeekOrigin.Begin);
ms.Read(buffer, 0, buffer.Length);
var ft = DateTime.Now.ToFileTime();
string name = ft ".jpg";
string fileName = Path.Combine("D:\\", name);
//bitMap.Save(fileName);
var file = new FileItem()
{
FileName = fileName,
Content = buffer
};
Post(file);
}
private void UploadPicture()
{
Bitmap bitMap = new Bitmap(pictureBox2.Image);
MemoryStream ms = new MemoryStream();
byte[] buffer = new byte[ms.Length];
ms.Seek(0, SeekOrigin.Begin);
ms.Read(buffer, 0, buffer.Length);
var ft = DateTime.Now.ToFileTime();
string name = ft ".jpg";
string fileName = Path.Combine("E:\\", name);
// bitMap.Save(fileName);
var file = new FileItem()
{
FileName = fileName,
Content = buffer
};
Post(file);
}
}
}
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