コード例 #1
0
        private void ProcessFrame(object sender, EventArgs arg)
        {
            capVid.SetCaptureProperty((CAP_PROP)1, frameCount);
            frameCount += speedX;
            //DateTime t1 = DateTime.Now;
            //rawScreen.Image = capVid.RetrieveBgrFrame().Bitmap;
            //return;

            Image <Bgr, Byte> frame_cap;// = _capture.RetrieveBgrFrame();

            frame_cap = capVid.RetrieveBgrFrame();

            Image <Gray, byte> grayIm = new Image <Gray, byte>(frame_cap.Width, frame_cap.Height);

            grayIm = frame_cap.Convert <Gray, byte>();

            Image <Gray, byte> binmask = new Image <Gray, byte>("bitMask.bmp");
            Image <Gray, Byte> rodmask = new Image <Gray, byte>("nightmask.bmp");
            Image <Gray, byte> result  = new Image <Gray, byte>(frame_cap.Width, frame_cap.Height);

            Gray avgclr = rodmask.GetAverage();
            int  avg    = (int)avgclr.Intensity;

            result = binmask.And(grayIm);

            result = result.Sub(rodmask);

            //Gray thr = new Gray(50);
            //result = result.ThresholdToZero(thr);

            result = result.Mul(5);


            result = result.SmoothBlur(15, 15);
            Gray thr = new Gray(80);
            Gray mx  = new Gray(255);

            result = result.ThresholdBinary(thr, mx);

            for (int i = 0; i < 6; i++)
            {
                ln[i] = 0;
                //hasCar[i] = false;
            }


            for (int i = 313; i < 400; i++)
            {
                if (result.Data[row, i, 0] > 100)
                {
                    ln[0]++;
                }
            }

            for (int i = 410; i < 490; i++)
            {
                if (result.Data[row, i, 0] > 100)
                {
                    ln[1]++;
                }
            }

            for (int i = 510; i < 580; i++)
            {
                if (result.Data[row, i, 0] > 100)
                {
                    ln[2]++;
                }
            }

            for (int i = 720; i < 800; i++)
            {
                if (result.Data[row, i, 0] > 100)
                {
                    ln[3]++;
                }
            }

            for (int i = 830; i < 920; i++)
            {
                if (result.Data[row, i, 0] > 100)
                {
                    ln[4]++;
                }
            }

            for (int i = 945; i < 1040; i++)
            {
                if (result.Data[row, i, 0] > 100)
                {
                    ln[5]++;
                }
            }

            for (int i = 0; i < grayIm.Width; i++)
            {
                if ((i > 313 && i < 400) || (i > 410 && i < 490) || (i > 510 && i < 580) || (i > 720 && i < 800) || (i > 830 && i < 920) || (i > 945 && i < 1040))
                {
                    grayIm.Data[row, i, 0] = 0;
                    result.Data[row, i, 0] = 255;
                }
            }

            //displayScreen.Image = result.ToBitmap();
            rawScreen.Image = frame_cap.ToBitmap();
            //displayScreen.Invalidate();
            rawScreen.Invalidate();
            //MessageBox.Show("");

            for (int i = 0; i < 6; i++)
            {
                //if (!hasCar[i] && ln[i] > 20)
                //{
                //    cars++;
                //    MessageBox.Show("car in lane " + (i + 1).ToString() + "\nTotal cars =" + cars.ToString() + "\nHTV = " + HTV.ToString() + "\nLTV = " + LTV.ToString());
                //    //txtCarCnt.Text = "Car Count = " + cars.ToString();
                //}

                if (hasCar[i] && ln[i] < 20)
                {
                    cars++;
                    //MessageBox.Show("car in lane " + (i + 1).ToString() + "\nTotal cars =" + cars.ToString() + "\nHTV = " + HTV.ToString() + "\nLTV = " + LTV.ToString());
                    //txtCarCnt.Text = "Car Count = " + cars.ToString();
                }


                if (ln[i] > 20)
                {
                    lnsize[i] += ln[i];
                    hasCar[i]  = true;
                }
                else
                {
                    if (lnsize[i] > HTVSIZE)
                    {
                        HTV++;
                        if (i >= 0 && i < 4)
                        {
                            inHTV++;

                            CrossThreadOperation.Invoke(txtInHTV, () =>
                            {
                                txtInHTV.Text = inHTV.ToString();
                            });
                        }
                        else if (i > 3 && i < 6)
                        {
                            outHTV++;
                            CrossThreadOperation.Invoke(txtOutHTV, () =>
                            {
                                txtOutHTV.Text = outHTV.ToString();
                            });
                        }
                    }
                    else if (lnsize[i] < HTVSIZE && lnsize[i] > 0)
                    {
                        LTV++;
                        if (i >= 0 && i < 3)
                        {
                            inLTV++;
                            CrossThreadOperation.Invoke(txtInLTV, () =>
                            {
                                txtInLTV.Text = inLTV.ToString();
                            });
                        }
                        else if (i > 2 && i < 6)
                        {
                            outLTV++;
                            CrossThreadOperation.Invoke(txtOutLTV, () =>
                            {
                                txtOutLTV.Text = outLTV.ToString();
                            });
                        }
                    }
                    lnsize[i] = 0;
                    hasCar[i] = false;
                }
            }

            flowTime = DateTime.Now;

            if (flowTime.Minute != preMin)
            {
                for (int i = 59; i > 0; i--)
                {
                    inFlowCount[i]  = inFlowCount[i - 1];
                    outFlowCount[i] = outFlowCount[i - 1];
                }
                inFlowCount[0] = inHTV + inLTV - inFlowCount[1];
                CrossThreadOperation.Invoke(txtInFlow, () =>
                {
                    txtInFlow.Text = inFlowCount.Sum().ToString();
                });
                outFlowCount[0] = outHTV + outLTV - outFlowCount[1];
                CrossThreadOperation.Invoke(txtOutFlow, () =>
                {
                    txtOutFlow.Text = outFlowCount.Sum().ToString();
                });
            }

            preMin = flowTime.Minute;

            //DateTime t2 = DateTime.Now;
            //MessageBox.Show(t1.Millisecond.ToString() + "\n" + t2.Millisecond.ToString());
        }
コード例 #2
0
        private void ProcessFrame(object sender, EventArgs arg)
        {
            capVid.SetCaptureProperty((CAP_PROP)1, frameCount);
            frameCount += speedX;

            //DateTime t1 = DateTime.Now;
            //rawScreen.Image = capVid.RetrieveBgrFrame().Bitmap;
            //return;

            Image <Bgr, Byte> frame_cap;// = _capture.RetrieveBgrFrame();

            frame_cap = capVid.RetrieveBgrFrame();

            Image <Gray, byte> grayIm = new Image <Gray, byte>(frame_cap.Width, frame_cap.Height);

            grayIm = frame_cap.Convert <Gray, byte>();
            Image <Gray, byte> binmask = new Image <Gray, byte>(frame_cap.Width, frame_cap.Height);
            Image <Gray, byte> rodmask = new Image <Gray, byte>(frame_cap.Width, frame_cap.Height);

            if (DAY)
            {
                binmask = new Image <Gray, byte>("bitMask.bmp");
                rodmask = new Image <Gray, byte>("maskRoad.bmp");
            }
            else
            {
                binmask = new Image <Gray, byte>("bitMaskNight.bmp");
                rodmask = new Image <Gray, byte>("nightmask.bmp");
            }


            Image <Gray, byte> result = new Image <Gray, byte>(frame_cap.Width, frame_cap.Height);

            Gray avgclr = rodmask.GetAverage();
            int  avg    = (int)avgclr.Intensity;

            result = binmask.And(grayIm);
            if (DAY)
            {
                result = result.Sub(rodmask);// +rodmask.Sub(result);
            }
            else
            {
                result = result.Sub(rodmask) + rodmask.Sub(result);
            }
            //result = result.Sub(rodmask);//add this for night +rodmask.Sub(result);

            //for (int i = row-200; i < grayIm.Height; i++)
            //{
            //    for (int j = 0; j < grayIm.Width; j++)
            //    {
            //        int r = rodmask.Data[i, j, 0] - result.Data[i, j, 0];

            //        if (r > 20 || r < -20)
            //        {
            //            result.Data[i, j, 0] = 255;
            //        }
            //        else
            //        {
            //            result.Data[i, j, 0] = 0;
            //        }
            //    }
            //}


            //displayScreen.Image = grayIm.ToBitmap();
            //rawScreen.Image = result.ToBitmap();
            //return;

            //Gray thr = new Gray(50);
            //result = result.ThresholdToZero(thr);

            result = result.Mul(5);
            result = result.SmoothBlur(25, 15);
            Gray thr;

            if (DAY)
            {
                thr = new Gray(80);//day threshhold 80
            }
            else
            {
                thr = new Gray(60);//night threshhold 60
            }
            //Gray thr = new Gray(80);//night threshhold 60
            Gray mx = new Gray(255);

            result = result.ThresholdBinary(thr, mx);

            for (int i = 0; i < 6; i++)
            {
                ln[i] = 0;
                //hasCar[i] = false;
            }


            for (int i = 210; i < 350; i++)
            {
                if (result.Data[row, i, 0] > 100)
                {
                    ln[0]++;
                }
            }

            for (int i = 350; i < 420; i++)
            {
                if (result.Data[row, i, 0] > 100)
                {
                    ln[1]++;
                }
            }

            for (int i = 420; i < 570; i++)
            {
                if (result.Data[row, i, 0] > 100)
                {
                    ln[2]++;
                }
            }

            //for (int i = 720; i < 800; i++)
            //{
            //    if (result.Data[row, i, 0] > 100)
            //    {
            //        ln[3]++;
            //    }
            //}

            //for (int i = 830; i < 920; i++)
            //{
            //    if (result.Data[row, i, 0] > 100)
            //    {
            //        ln[4]++;
            //    }
            //}

            //for (int i = 945; i < 1040; i++)
            //{
            //    if (result.Data[row, i, 0] > 100)
            //    {
            //        ln[5]++;
            //    }
            //}

            //for night

            for (int i = 750; i < 870; i++)
            {
                if (result.Data[row, i, 0] > 100)
                {
                    ln[3]++;
                }
            }

            for (int i = 920; i < 1070; i++)
            {
                if (result.Data[row, i, 0] > 100)
                {
                    ln[4]++;
                }
            }

            for (int i = 1130; i < 1220; i++)
            {
                if (result.Data[row, i, 0] > 100)
                {
                    ln[5]++;
                }
            }

            //for (int i = 0; i < grayIm.Width; i++)
            //{
            //    if ((i > 313 && i < 400) || (i > 410 && i < 490) || (i > 510 && i < 580) || (i > 720 && i < 800) || (i > 830 && i < 920) || (i > 945 && i < 1040))
            //    {

            //        grayIm.Data[row, i, 0] = 0;
            //        result.Data[row, i, 0] = 255;
            //    }
            //}


            //for night

            for (int i = 0; i < grayIm.Width; i++)
            {
                if ((i > 210 && i < 350) || (i > 350 && i < 420) || (i > 420 && i < 570) || (i > 750 && i < 870) || (i > 920 && i < 1070) || (i > 1130 && i < 1220))
                {
                    grayIm.Data[row, i, 0] = 0;
                    result.Data[row, i, 0] = 255;
                }
            }


            if (!(prv.Equals(grayIm.CopyBlank())))
            {
                //subtr = subtr.Add(prv.Sub(grayIm));
                subtr = prv.Sub(grayIm.And(binmask));
            }

            subtr = subtr.ThresholdBinary(new Gray(50), new Gray(255));

            prv = grayIm;


            //displayScreen.Image = frame_cap.ToBitmap();
            CrossThreadOperation.Invoke(rawScreen, () =>
            {
                rawScreen.Image = frame_cap.ToBitmap();
            });
            //displayScreen.Invalidate();
            //rawScreen.Invalidate();
            //MessageBox.Show("");

            for (int i = 0; i < 6; i++)
            {
                //if (!hasCar[i] && ln[i] > 20)
                //{
                //    cars++;
                //    MessageBox.Show("car in lane " + (i + 1).ToString() + "\nTotal cars =" + cars.ToString() + "\nHTV = " + HTV.ToString() + "\nLTV = " + LTV.ToString());
                //    //txtCarCnt.Text = "Car Count = " + cars.ToString();
                //}

                if (hasCar[i] && ln[i] < isCAR)
                {
                    cars++;
                    //MessageBox.Show("car in lane " + (i + 1).ToString() + "\nTotal cars =" + cars.ToString() + "\nHTV = " + HTV.ToString() + "\nLTV = " + LTV.ToString());
                    //txtCarCnt.Text = "Car Count = " + cars.ToString();
                }


                if (ln[i] > isCAR)
                {
                    lnsize[i] += ln[i];
                    hasCar[i]  = true;
                }
                else
                {
                    if (lnsize[i] > HTVSIZE)
                    {
                        HTV++;
                        if (i >= 0 && i < 3)
                        {
                            inHTV++;

                            CrossThreadOperation.Invoke(txtInHTV, () =>
                            {
                                txtInHTV.Text = inHTV.ToString();
                            });
                        }
                        else if (i > 2 && i < 6)
                        {
                            outHTV++;
                            CrossThreadOperation.Invoke(txtOutHTV, () =>
                            {
                                txtOutHTV.Text = outHTV.ToString();
                            });
                        }
                    }
                    else if (lnsize[i] < HTVSIZE && lnsize[i] > isSumCAR)
                    {
                        LTV++;
                        if (i >= 0 && i < 3)
                        {
                            inLTV++;
                            CrossThreadOperation.Invoke(txtInLTV, () =>
                            {
                                txtInLTV.Text = inLTV.ToString();
                            });
                        }
                        else if (i > 2 && i < 6)
                        {
                            outLTV++;
                            CrossThreadOperation.Invoke(txtOutLTV, () =>
                            {
                                txtOutLTV.Text = outLTV.ToString();
                            });
                        }
                    }
                    lnsize[i] = 0;
                    hasCar[i] = false;
                }
            }

            if (outHTV % 5 == 0 && outHTV > 0)
            {
                if (!alert_sent)
                {
                    //MessageBox.Show("sent");
                    CrossThreadOperation.Invoke(textBox_alarm, () =>
                    {
                        textBox_alarm.Text = "HTV Alarm Generated";
                    });
                    analysis_event_handler.SendMessage(VideoAnalyticsEvents.EventType.HTV_ALARM, "5 HTVs Gone Towards Tunnel");
                    alert_sent = true;
                }
            }
            else
            {
                CrossThreadOperation.Invoke(textBox_alarm, () =>
                {
                    textBox_alarm.Text = "";
                });
                alert_sent = false;
            }

            flowTime = DateTime.Now;

            if (flowTime.Minute != preMin)
            {
                for (int i = 59; i > 0; i--)
                {
                    inFlowCount[i]  = inFlowCount[i - 1];
                    outFlowCount[i] = outFlowCount[i - 1];
                }
                inFlowCount[0] = inHTV + inLTV - inFlowCount[1];
                CrossThreadOperation.Invoke(txtInFlow, () =>
                {
                    txtInFlow.Text = inFlowCount.Sum().ToString();
                });
                outFlowCount[0] = outHTV + outLTV - outFlowCount[1];
                CrossThreadOperation.Invoke(txtOutFlow, () =>
                {
                    txtOutFlow.Text = outFlowCount.Sum().ToString();
                });
            }

            preMin = flowTime.Minute;

            //DateTime t2 = DateTime.Now;
            //MessageBox.Show(t1.Millisecond.ToString() + "\n" + t2.Millisecond.ToString());

            if (capVid.GetCaptureProperty((CAP_PROP)1) >= 1100)
            {
                //capVid.SetCaptureProperty((CAP_PROP)1, 0);
                frameCount = 200;
            }
        }