Exemplo n.º 1
0
        private void FaceForm_Load(object sender, EventArgs e)
        {
            ptrMainForm   = this.Handle;
            engineContext = new EngineContext();

            if (engineContext.IrCameraIdx >= 0)
            {
                this.chbLiveness.Checked = false;
                this.chbLiveness.Visible = false;
            }

            if (ActiveEngine())
            {
                registerForm               = new RegisterForm();
                registerForm.Visible       = false;
                registerForm.ptrParentForm = this.Handle;
                registerForm.engineContext = this.engineContext;
                ptrRegisterForm            = registerForm.Handle;
                FaceDataLoad();
                for (var i = 0; i < engineContext.FilterInfoCollection.Count; i++)
                {
                    WinMessageHelper.SendMessage(this.Handle, UserMessage.WM_MESSAGE, IntPtr.Zero, engineContext.FilterInfoCollection[i].Name);
                }
                if (engineContext.IrCameraIdx < 0)
                {
                    WinMessageHelper.SendMessage(this.Handle, UserMessage.WM_MESSAGE, IntPtr.Zero, "未检测到红外摄像头,请启用RGB活体检测。强烈建议使用双目摄像头!!!");
                }
            }
        }
Exemplo n.º 2
0
 private void rdbThresholdHigh_CheckedChanged(object sender, EventArgs e)
 {
     if (this.rdbThresholdHigh.Checked)
     {
         engineContext.Threshold = 0.85f;
         WinMessageHelper.SendMessage(this.Handle, UserMessage.WM_MESSAGE, IntPtr.Zero, "安全等级置为'高'级");
     }
 }
Exemplo n.º 3
0
        private void PerformDelete(int userId, int rowIndex)
        {
            Data.Domain.FaceFeature faceModel = iFaceDataRepository.GetById(userId);
            FaceFormLock();
            var    stuFaceModel = faceModel.CreateStruct();
            IntPtr ptrFaceModel = MemoryHelper.Malloc(MemoryHelper.SizeOf <MemberData>());

            MemoryHelper.StructureToPtr <MemberData>(stuFaceModel, ptrFaceModel);
            WinMessageHelper.SendMessage(this.Handle, UserMessage.WM_FACE_DATA_DELETE, (IntPtr)rowIndex, ptrFaceModel);
        }
Exemplo n.º 4
0
        private void PerformUpdate(int userId)
        {
            Data.Domain.FaceFeature faceModel = iFaceDataRepository.GetById(userId);
            FaceFormLock();
            var    stuFaceModel = faceModel.CreateStruct();
            IntPtr ptrFaceModel = MemoryHelper.Malloc(MemoryHelper.SizeOf <MemberData>());

            MemoryHelper.StructureToPtr <MemberData>(stuFaceModel, ptrFaceModel);
            string avatarPath    = iFaceDataRepository.GetFaceImageFullPath(faceModel.Id, faceModel.FaceImagePath);
            IntPtr ptrAvatarPath = MemoryHelper.StringToIntPtr(avatarPath);

            WinMessageHelper.SendMessage(ptrRegisterForm, UserMessage.WM_FACE_DATA_UPDATE, ptrAvatarPath, ptrFaceModel);
        }
Exemplo n.º 5
0
        private bool ActiveEngine()
        {
            var ret = false;

            try
            {
                var retCode = engineContext.ActivateEngine();
                if (retCode == Core.MError.MOK || retCode == Core.MError.MERR_ASF_ALREADY_ACTIVATED)
                {
                    ret = true;
                }
                else
                {
                    WinMessageHelper.SendMessage(this.Handle, UserMessage.WM_MESSAGE, IntPtr.Zero, retCode.GetFieldDescription());
                }
            }
            catch (Exception ex)
            {
                WinMessageHelper.SendMessage(this.Handle, UserMessage.WM_MESSAGE, IntPtr.Zero, ex.Message);
            }
            return(ret);
        }
Exemplo n.º 6
0
        /// <summary>
        /// 图像显示到窗体上,得到每一帧图像,并进行处理
        /// </summary>
        /// <param name="sender"></param>
        /// <param name="e"></param>
        private void videoSource_Paint(object sender, PaintEventArgs e)
        {
            if (videoSource.IsRunning)
            {
                //得到当前摄像头下的图片
                Bitmap bitmap = videoSource.GetCurrentVideoFrame();

                if (bitmap == null)
                {
                    return;
                }

                Graphics g       = e.Graphics;
                float    offsetX = videoSource.Width * 1f / bitmap.Width;
                float    offsetY = videoSource.Height * 1f / bitmap.Height;

                ASF_MultiFaceInfo multiFaceInfoIr = default(ASF_MultiFaceInfo);

                //检测人脸,得到Rect框
                ASF_MultiFaceInfo multiFaceInfo = engineContext.DetectFace(bitmap);
                if (multiFaceInfo.Equals(default(ASF_MultiFaceInfo)))
                {
                    return;
                }
                //得到最大人脸
                ASF_SingleFaceInfo maxFace = FaceProcessHelper.GetMaxFace(multiFaceInfo);
                //得到Rect
                MRECT rect   = maxFace.faceRect;
                float x      = rect.left * offsetX;
                float width  = rect.right * offsetX - x;
                float y      = rect.top * offsetY;
                float height = rect.bottom * offsetY - y;

                //根据Rect进行画框
                g.DrawRectangle(pen, x, y, width, height);
                if (trackUnit.message != "" && x > 0 && y > 0)
                {
                    //将上一帧检测结果显示到页面上
                    g.DrawString(trackUnit.message, font, brush, x, y + 5);
                }

                //保证只检测一帧,防止页面卡顿以及出现其他内存被占用情况
                if (isLock == false)
                {
                    //g.DrawRectangle(pen, x, y, width, height);
                    //if (trackUnit.message != "" && x > 0 && y > 0)
                    //{
                    //    //将上一帧检测结果显示到页面上
                    //    g.DrawString(trackUnit.message, font, brush, x, y + 5);
                    //}
                    isLock = true;
                    //异步处理提取特征值和比对,不然页面会比较卡
                    ThreadPool.QueueUserWorkItem(new WaitCallback(delegate
                    {
                        if (rect.left != 0 && rect.right != 0 && rect.top != 0 && rect.bottom != 0)
                        {
                            try
                            {
                                var liveness   = 1;
                                var livenessIR = -1;

                                if (this.chbLiveness.Checked)
                                {
                                    liveness         = -1;
                                    var livenessInfo = engineContext.GetLivenessScore(bitmap, maxFace);
                                    try
                                    {
                                        liveness = MemoryHelper.PtrToStructure <int>(livenessInfo.isLive);
                                    }
                                    catch (Exception ex)
                                    {
                                        liveness = -1;
                                        this.Invoke(new Action(delegate
                                        {
                                            //WinMessageHelper.SendMessage(this.Handle, UserMessage.WM_MESSAGE, IntPtr.Zero, $"liveness => {ex.Message}");
                                            Afw.Core.Helper.SimplifiedLogHelper.WriteIntoSystemLog(nameof(FaceForm), $"videoSource_Paint livenessInfo exception=> {ex.ToString()}");
                                        }));
                                    }
                                }
                                if (currentIrImage != null)
                                {
                                    //检测人脸,得到Rect框
                                    multiFaceInfoIr = engineContext.DetectFaceIR(currentIrImage);

                                    if (multiFaceInfoIr.faceNum > 0)
                                    {
                                        //得到最大人脸
                                        ASF_SingleFaceInfo maxFaceIR = FaceProcessHelper.GetMaxFace(multiFaceInfoIr);
                                        var livenessInfoIR           = engineContext.GetLivenessScoreIR(currentIrImage, maxFace);

                                        try
                                        {
                                            livenessIR = MemoryHelper.PtrToStructure <int>(livenessInfoIR.isLive);
                                        }
                                        catch (Exception ex)
                                        {
                                            livenessIR = -1;
                                            this.Invoke(new Action(delegate
                                            {
                                                //WinMessageHelper.SendMessage(this.Handle, UserMessage.WM_MESSAGE, IntPtr.Zero, $"liveness IR => {ex.Message}");
                                                Afw.Core.Helper.SimplifiedLogHelper.WriteIntoSystemLog(nameof(FaceForm), $"videoSource_Paint livenessIRInfo exception=> {ex.ToString()}");
                                            }));
                                        }
                                    }
                                    else
                                    {
                                        livenessIR = -1;
                                    }
                                }
                                else
                                {
                                    livenessIR = engineContext.IrCameraIdx >= 0 ? -1 : 1;
                                }
                                if (liveness == 1 && livenessIR == 1)
                                {
                                    //提取人脸特征
                                    IntPtr feature   = engineContext.ExtractFeature(bitmap, maxFace);
                                    float similarity = 0f;
                                    if (feature == IntPtr.Zero)
                                    {
                                        return;
                                    }
                                    //得到比对结果
                                    int result = CompareFeature(feature, out similarity);
                                    if (result > -1)
                                    {
                                        //将比对结果放到显示消息中,用于最新显示
                                        trackUnit.message = $" 员工Id{result} 相似度{similarity}";
                                        this.Invoke(new Action(delegate
                                        {
                                            var member = iFaceDataRepository.GetById(result);
                                            WinMessageHelper.SendMessage(this.Handle, UserMessage.WM_MESSAGE, IntPtr.Zero, $"人脸比对成功,【姓名:{member.Name},雇员号:{member.EmployeeNo}】");

                                            if (this.chbAutoCloseVideo.Checked)
                                            {
                                                ButtonEnableForImage();
                                                btnStartVideo.Text = "开启摄像头";
                                                engineContext.StopVideoCapture();
                                                this.rdbThresholdHigh.Enabled = true;
                                                this.rdbThresholdLow.Enabled  = true;
                                                this.rdbThresholdMid.Enabled  = true;
                                                this.dgvFace.Enabled          = true;
                                                MessageBox.Show($"人脸比对成功,【姓名:{member.Name},雇员号:{member.EmployeeNo}】");
                                            }
                                        }));
                                    }
                                    else
                                    {
                                        //重置显示消息
                                        trackUnit.message = "";
                                    }
                                    MemoryHelper.Free(feature);
                                }
                                else
                                {
                                    trackUnit.message = "";
                                }
                            }
                            catch (Exception ex)
                            {
                                this.Invoke(new Action(delegate
                                {
                                    WinMessageHelper.SendMessage(this.Handle, UserMessage.WM_MESSAGE, IntPtr.Zero, ex.Message);
                                }));
                            }
                            finally
                            {
                                isLock = false;
                            }
                        }
                        isLock = false;

                        if (currentIrImage != null)
                        {
                            currentIrImage = null;
                        }
                    }));
                }
            }

            GC.Collect();
        }