private void InitFaceDetector()
{
if (_faceDetector == null)
{
InitPath();
String ssdFileLocal = MaskRcnnPage.DnnDownloadFile(
"https://github.com/opencv/opencv_3rdparty/raw/dnn_samples_face_detector_20170830/",
"res10_300x300_ssd_iter_140000.caffemodel",
_path);
String ssdProtoFileLocal = MaskRcnnPage.DnnDownloadFile(
"https://raw.githubusercontent.com/opencv/opencv/4.0.1/samples/dnn/face_detector/",
"deploy.prototxt",
_path);
_faceDetector = DnnInvoke.ReadNetFromCaffe(ssdProtoFileLocal, ssdFileLocal);
}
}
private void InitFacemark()
{
if (_facemark == null)
{
InitPath();
String facemarkFileName = "lbfmodel.yaml";
String facemarkFileUrl = "https://raw.githubusercontent.com/kurnianggoro/GSOC2017/master/data/";
String facemarkFileLocal = MaskRcnnPage.DnnDownloadFile(
facemarkFileUrl,
facemarkFileName,
_path);
using (FacemarkLBFParams facemarkParam = new CV.Face.FacemarkLBFParams())
{
_facemark = new CV.Face.FacemarkLBF(facemarkParam);
_facemark.LoadModel(facemarkFileLocal);
}
}
}
public App()
{
Button helloWorldButton = new Button();
helloWorldButton.Text = "Hello world";
Button planarSubdivisionButton = new Button();
planarSubdivisionButton.Text = "Planar Subdivision";
Button faceDetectionButton = new Button();
faceDetectionButton.Text = "Face Detection (CascadeClassifier)";
Button faceLandmarkDetectionButton = new Button();
faceLandmarkDetectionButton.Text = "Face Landmark Detection (DNN Module)";
Button featureDetectionButton = new Button();
featureDetectionButton.Text = "Feature Matching";
Button shapeDetectionButton = new Button();
shapeDetectionButton.Text = "Shape Detection";
Button pedestrianDetectionButton = new Button();
pedestrianDetectionButton.Text = "Pedestrian Detection";
Button ocrButton = new Button();
ocrButton.Text = "OCR";
Button maskRcnnButton = new Button();
maskRcnnButton.Text = "Mask RCNN (DNN module)";
Button yoloButton = new Button();
yoloButton.Text = "Yolo (DNN module)";
Button stopSignDetectionButton = new Button();
stopSignDetectionButton.Text = "Stop Sign Detection (DNN module)";
List <View> buttonList = new List <View>()
{
helloWorldButton,
planarSubdivisionButton,
faceDetectionButton,
faceLandmarkDetectionButton,
featureDetectionButton,
shapeDetectionButton,
pedestrianDetectionButton,
ocrButton,
maskRcnnButton,
stopSignDetectionButton,
yoloButton,
};
if (RuntimeInformation.IsOSPlatform(OSPlatform.Windows) && Emgu.Util.Platform.ClrType != Emgu.Util.Platform.Clr.NetFxCore)
{
Button viz3dButton = new Button();
viz3dButton.Text = "Simple 3D reconstruction";
buttonList.Add(viz3dButton);
viz3dButton.Clicked += (sender, args) =>
{
Mat left = CvInvoke.Imread("imL.png", ImreadModes.Color);
Mat right = CvInvoke.Imread("imR.png", ImreadModes.Color);
Viz3d v = Simple3DReconstruct.GetViz3d(left, right);
v.Spin();
};
}
StackLayout buttonsLayout = new StackLayout
{
VerticalOptions = LayoutOptions.Start,
};
foreach (View b in buttonList)
{
buttonsLayout.Children.Add(b);
}
// The root page of your application
ContentPage page =
new ContentPage()
{
Content = new ScrollView()
{
Content = buttonsLayout,
}
};
String aboutIcon = null;
/*
* String aboutIcon;
* if (Emgu.Util.Platform.OperationSystem == Emgu.Util.Platform.OS.IOS)
* {
* aboutIcon = null;
* }
* else if (Emgu.Util.Platform.ClrType == Emgu.Util.Platform.Clr.NetFxCore)
* aboutIcon = null;
* else
* aboutIcon = "questionmark.png";*/
MainPage =
new NavigationPage(
page
);
ToolbarItem aboutItem = new ToolbarItem("About", aboutIcon,
() =>
{
MainPage.Navigation.PushAsync(new AboutPage());
//page.DisplayAlert("Emgu CV Examples", "App version: ...", "Ok");
}
);
page.ToolbarItems.Add(aboutItem);
helloWorldButton.Clicked += (sender, args) =>
{
MainPage.Navigation.PushAsync(new HelloWorldPage());
};
planarSubdivisionButton.Clicked += (sender, args) =>
{
MainPage.Navigation.PushAsync(new PlanarSubdivisionPage());
};
faceDetectionButton.Clicked += (sender, args) =>
{
MainPage.Navigation.PushAsync(new FaceDetectionPage());
};
shapeDetectionButton.Clicked += (sender, args) =>
{
MainPage.Navigation.PushAsync(new ShapeDetectionPage());
};
pedestrianDetectionButton.Clicked += (sender, args) =>
{
MainPage.Navigation.PushAsync(new PedestrianDetectionPage());
};
featureDetectionButton.Clicked += (sender, args) =>
{
MainPage.Navigation.PushAsync(new FeatureMatchingPage());
};
if (Emgu.Util.Platform.ClrType == Emgu.Util.Platform.Clr.NetFxCore)
{
//No DNN module for UWP apps
maskRcnnButton.IsVisible = false;
faceLandmarkDetectionButton.IsVisible = false;
stopSignDetectionButton.IsVisible = false;
yoloButton.IsVisible = false;
}
else
{
maskRcnnButton.Clicked += (sender, args) => { MainPage.Navigation.PushAsync(new MaskRcnnPage()); };
faceLandmarkDetectionButton.Clicked += (sender, args) => { MainPage.Navigation.PushAsync(new FaceLandmarkDetectionPage()); };
stopSignDetectionButton.Clicked += (sender, args) =>
{
MaskRcnnPage stopSignDetectionPage = new MaskRcnnPage();
stopSignDetectionPage.DefaultImage = "stop-sign.jpg";
stopSignDetectionPage.ObjectsOfInterest = new string[] { "stop sign" };
MainPage.Navigation.PushAsync(stopSignDetectionPage);
};
yoloButton.Clicked += (sender, args) => { MainPage.Navigation.PushAsync(new YoloPage()); };
}
ocrButton.Clicked += (sender, args) =>
{
MainPage.Navigation.PushAsync(new OcrPage());
};
}
public App()
{
Button helloWorldButton = new Button();
helloWorldButton.Text = "Hello world";
Button planarSubdivisionButton = new Button();
planarSubdivisionButton.Text = "Planar Subdivision";
Button faceDetectionButton = new Button();
faceDetectionButton.Text = "Face Detection (CascadeClassifier)";
Button faceLandmarkDetectionButton = new Button();
faceLandmarkDetectionButton.Text = "Face Landmark Detection (DNN Module)";
Button featureDetectionButton = new Button();
featureDetectionButton.Text = "Feature Matching";
Button shapeDetectionButton = new Button();
shapeDetectionButton.Text = "Shape Detection";
Button pedestrianDetectionButton = new Button();
pedestrianDetectionButton.Text = "Pedestrian Detection";
Button ocrButton = new Button();
ocrButton.Text = "OCR";
Button maskRcnnButton = new Button();
maskRcnnButton.Text = "Mask RCNN (DNN module)";
Button yoloButton = new Button();
yoloButton.Text = "Yolo (DNN module)";
Button stopSignDetectionButton = new Button();
stopSignDetectionButton.Text = "Stop Sign Detection (DNN module)";
Button licensePlateRecognitionButton = new Button();
licensePlateRecognitionButton.Text = "License Plate Recognition";
List <View> buttonList = new List <View>()
{
helloWorldButton,
planarSubdivisionButton,
faceDetectionButton,
faceLandmarkDetectionButton,
featureDetectionButton,
shapeDetectionButton,
pedestrianDetectionButton,
ocrButton,
maskRcnnButton,
stopSignDetectionButton,
yoloButton,
licensePlateRecognitionButton
};
var openCVConfigDict = CvInvoke.ConfigDict;
bool haveViz = (openCVConfigDict["HAVE_OPENCV_VIZ"] != 0);
bool haveDNN = (openCVConfigDict["HAVE_OPENCV_DNN"] != 0);
bool hasInferenceEngine = false;
if (haveDNN)
{
var dnnBackends = DnnInvoke.AvailableBackends;
hasInferenceEngine = Array.Exists(dnnBackends, dnnBackend =>
(dnnBackend.Backend == Dnn.Backend.InferenceEngine ||
dnnBackend.Backend == Dnn.Backend.InferenceEngineNgraph ||
dnnBackend.Backend == Dnn.Backend.InferenceEngineNnBuilder2019));
}
if (haveViz)
{
Button viz3dButton = new Button();
viz3dButton.Text = "Simple 3D reconstruction";
buttonList.Add(viz3dButton);
viz3dButton.Clicked += (sender, args) =>
{
Mat left = CvInvoke.Imread("imL.png", ImreadModes.Color);
Mat right = CvInvoke.Imread("imR.png", ImreadModes.Color);
Viz3d v = Simple3DReconstruct.GetViz3d(left, right);
v.Spin();
};
}
StackLayout buttonsLayout = new StackLayout
{
VerticalOptions = LayoutOptions.Start,
};
foreach (View b in buttonList)
{
buttonsLayout.Children.Add(b);
}
// The root page of your application
ContentPage page =
new ContentPage()
{
Content = new ScrollView()
{
Content = buttonsLayout,
}
};
String aboutIcon = null;
/*
* String aboutIcon;
* if (Emgu.Util.Platform.OperationSystem == Emgu.Util.Platform.OS.IOS)
* {
* aboutIcon = null;
* }
* else if (Emgu.Util.Platform.ClrType == Emgu.Util.Platform.Clr.NetFxCore)
* aboutIcon = null;
* else
* aboutIcon = "questionmark.png";*/
NavigationPage navigationPage = new NavigationPage(page);
MainPage = navigationPage;
//Fix for UWP navigation text
if (Device.RuntimePlatform == Device.WPF)
{
navigationPage.BarTextColor = Color.Green;
}
ToolbarItem aboutItem = new ToolbarItem("About", aboutIcon,
() =>
{
MainPage.Navigation.PushAsync(new AboutPage());
//page.DisplayAlert("Emgu CV Examples", "App version: ...", "Ok");
}
);
page.ToolbarItems.Add(aboutItem);
helloWorldButton.Clicked += (sender, args) => { MainPage.Navigation.PushAsync(new HelloWorldPage()); };
planarSubdivisionButton.Clicked += (sender, args) =>
{
MainPage.Navigation.PushAsync(new PlanarSubdivisionPage());
};
faceDetectionButton.Clicked += (sender, args) =>
{
MainPage.Navigation.PushAsync(new FaceDetectionPage());
};
shapeDetectionButton.Clicked += (sender, args) =>
{
MainPage.Navigation.PushAsync(new ShapeDetectionPage());
};
pedestrianDetectionButton.Clicked += (sender, args) =>
{
MainPage.Navigation.PushAsync(new PedestrianDetectionPage());
};
featureDetectionButton.Clicked += (sender, args) =>
{
MainPage.Navigation.PushAsync(new FeatureMatchingPage());
};
licensePlateRecognitionButton.Clicked += (sender, args) =>
{
MainPage.Navigation.PushAsync(new LicensePlateRecognitionPage());
};
maskRcnnButton.Clicked += (sender, args) => { MainPage.Navigation.PushAsync(new MaskRcnnPage()); };
faceLandmarkDetectionButton.Clicked += (sender, args) => { MainPage.Navigation.PushAsync(new FaceLandmarkDetectionPage()); };
stopSignDetectionButton.Clicked += (sender, args) =>
{
MaskRcnnPage stopSignDetectionPage = new MaskRcnnPage();
stopSignDetectionPage.DefaultImage = "stop-sign.jpg";
stopSignDetectionPage.ObjectsOfInterest = new string[] { "stop sign" };
MainPage.Navigation.PushAsync(stopSignDetectionPage);
};
yoloButton.Clicked += (sender, args) => { MainPage.Navigation.PushAsync(new YoloPage()); };
ocrButton.Clicked += (sender, args) =>
{
MainPage.Navigation.PushAsync(new OcrPage());
};
maskRcnnButton.IsVisible = haveDNN;
faceLandmarkDetectionButton.IsVisible = haveDNN;
stopSignDetectionButton.IsVisible = haveDNN;
yoloButton.IsVisible = haveDNN;
licensePlateRecognitionButton.IsVisible = hasInferenceEngine;
}
