SetSVMDetector() public method

Set the SVM detector
public SetSVMDetector ( float detector ) : void
detector float The SVM detector
return void
        public static Image<Bgr, Byte> Find(Image<Bgr, Byte> image, out long processingTime)
        {
            Stopwatch watch;
            Rectangle[] regions;

            if (GpuInvoke.HasCuda)
            {
                using (GpuHOGDescriptor des = new GpuHOGDescriptor())
                {
                    des.SetSVMDetector(GpuHOGDescriptor.GetDefaultPeopleDetector());

                    watch = Stopwatch.StartNew();

                    using (GpuImage<Bgr, Byte> gpuImage = new GpuImage<Bgr, byte>(image))
                    {
                        using (GpuImage<Bgra, Byte> gpuGpraImage = gpuImage.Convert<Bgra, Byte>())
                        {
                            regions = des.DetectMultiScale(gpuGpraImage);
                        }

                    }

                }

            }
            else
            {
                using (HOGDescriptor des = new HOGDescriptor())
                {

                    des.SetSVMDetector(HOGDescriptor.GetDefaultPeopleDetector());
                    watch = Stopwatch.StartNew();
                    regions = des.DetectMultiScale(image);
                }
            }
            watch.Stop();

            processingTime = watch.ElapsedMilliseconds;

            foreach (Rectangle rect in regions)
            {
                image.Draw(rect, new Bgr(Color.Red),1 );
            }

            return image;
        }
示例#2
0
        //=================================================== Feature Descriptor (HOG) Data Training Kursi ===========================================
        public static Rectangle[] FindObject(Image<Bgr, Byte> image, out long processingTime, Size winSizeObject, string dataFile)
        {
            Stopwatch watch;
            Rectangle[] regions;
            //check if there is a compatible GPU to run pedestrian detection
            if (GpuInvoke.HasCuda)
            {  //this is the GPU version
                using (GpuHOGDescriptor des = new GpuHOGDescriptor())
                {
                    des.SetSVMDetector(GpuHOGDescriptor.GetDefaultPeopleDetector());

                    watch = Stopwatch.StartNew();
                    using (GpuImage<Bgr, Byte> gpuImg = new GpuImage<Bgr, byte>(image))
                    using (GpuImage<Bgra, Byte> gpuBgra = gpuImg.Convert<Bgra, Byte>())
                    {
                        regions = des.DetectMultiScale(gpuBgra);
                    }
                }
            }
            else
            {  //this is the CPU version
                using (HOGDescriptor des = new HOGDescriptor(winSizeObject, blockSize, blockStride, cellSize, nbins, 1, -1, 0.2, true))
                {
                    des.SetSVMDetector(GetDataObjects(dataFile));
                    //des.SetSVMDetector(GetData2());

                    watch = Stopwatch.StartNew();
                    regions = des.DetectMultiScale(image);

                }
            }
            watch.Stop();

            processingTime = watch.ElapsedMilliseconds;

            return regions;
        }