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Adding WinRT face tracking sample. Works with asset images. Created by @ericmitt.

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Signed-off-by: Maxim Kostin <v-maxkos@microsoft.com>
This commit is contained in:
Maxim Kostin 2015-05-26 18:10:12 +03:00
parent 8fb37606f6
commit aa932eab41
22 changed files with 25068 additions and 0 deletions
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40
samples/winrt/FaceDetection/FaceDetection.sln Normal file
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Microsoft Visual Studio Solution File, Format Version 12.00
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VisualStudioVersion = 12.0.31101.0
MinimumVisualStudioVersion = 10.0.40219.1
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<Application
x:Class="FaceDetection.App"
xmlns="http://schemas.microsoft.com/winfx/2006/xaml/presentation"
xmlns:x="http://schemas.microsoft.com/winfx/2006/xaml"
xmlns:local="using:FaceDetection">
</Application>

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//
// App.xaml.cpp
// Implementation of the App class.
//
#include "pch.h"
#include "MainPage.xaml.h"
using namespace FaceDetection;
using namespace Platform;
using namespace Windows::ApplicationModel;
using namespace Windows::ApplicationModel::Activation;
using namespace Windows::Foundation;
using namespace Windows::Foundation::Collections;
using namespace Windows::UI::Xaml;
using namespace Windows::UI::Xaml::Controls;
using namespace Windows::UI::Xaml::Controls::Primitives;
using namespace Windows::UI::Xaml::Data;
using namespace Windows::UI::Xaml::Input;
using namespace Windows::UI::Xaml::Interop;
using namespace Windows::UI::Xaml::Media;
using namespace Windows::UI::Xaml::Navigation;
// The Blank Application template is documented at http://go.microsoft.com/fwlink/?LinkId=234227
/// <summary>
/// Initializes the singleton application object. This is the first line of authored code
/// executed, and as such is the logical equivalent of main() or WinMain().
/// </summary>
App::App()
{
InitializeComponent();
Suspending += ref new SuspendingEventHandler(this, &App::OnSuspending);
}
/// <summary>
/// Invoked when the application is launched normally by the end user. Other entry points
/// will be used such as when the application is launched to open a specific file.
/// </summary>
/// <param name="e">Details about the launch request and process.</param>
void App::OnLaunched(Windows::ApplicationModel::Activation::LaunchActivatedEventArgs^ e)
{
#if _DEBUG
// Show graphics profiling information while debugging.
if (IsDebuggerPresent())
{
// Display the current frame rate counters
DebugSettings->EnableFrameRateCounter = true;
}
#endif
auto rootFrame = dynamic_cast<Frame^>(Window::Current->Content);
// Do not repeat app initialization when the Window already has content,
// just ensure that the window is active
if (rootFrame == nullptr)
{
// Create a Frame to act as the navigation context and associate it with
// a SuspensionManager key
rootFrame = ref new Frame();
// Set the default language
rootFrame->Language = Windows::Globalization::ApplicationLanguages::Languages->GetAt(0);
rootFrame->NavigationFailed += ref new Windows::UI::Xaml::Navigation::NavigationFailedEventHandler(this, &App::OnNavigationFailed);
if (e->PreviousExecutionState == ApplicationExecutionState::Terminated)
{
// TODO: Restore the saved session state only when appropriate, scheduling the
// final launch steps after the restore is complete
}
if (rootFrame->Content == nullptr)
{
// When the navigation stack isn't restored navigate to the first page,
// configuring the new page by passing required information as a navigation
// parameter
rootFrame->Navigate(TypeName(MainPage::typeid), e->Arguments);
}
// Place the frame in the current Window
Window::Current->Content = rootFrame;
// Ensure the current window is active
Window::Current->Activate();
}
else
{
if (rootFrame->Content == nullptr)
{
// When the navigation stack isn't restored navigate to the first page,
// configuring the new page by passing required information as a navigation
// parameter
rootFrame->Navigate(TypeName(MainPage::typeid), e->Arguments);
}
// Ensure the current window is active
Window::Current->Activate();
}
}
/// <summary>
/// Invoked when application execution is being suspended. Application state is saved
/// without knowing whether the application will be terminated or resumed with the contents
/// of memory still intact.
/// </summary>
/// <param name="sender">The source of the suspend request.</param>
/// <param name="e">Details about the suspend request.</param>
void App::OnSuspending(Object^ sender, SuspendingEventArgs^ e)
{
(void) sender; // Unused parameter
(void) e; // Unused parameter
//TODO: Save application state and stop any background activity
}
/// <summary>
/// Invoked when Navigation to a certain page fails
/// </summary>
/// <param name="sender">The Frame which failed navigation</param>
/// <param name="e">Details about the navigation failure</param>
void App::OnNavigationFailed(Platform::Object ^sender, Windows::UI::Xaml::Navigation::NavigationFailedEventArgs ^e)
{
throw ref new FailureException("Failed to load Page " + e->SourcePageType.Name);
}

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//
// App.xaml.h
// Declaration of the App class.
//
#pragma once
#include "App.g.h"
namespace FaceDetection
{
/// <summary>
/// Provides application-specific behavior to supplement the default Application class.
/// </summary>
ref class App sealed
{
protected:
virtual void OnLaunched(Windows::ApplicationModel::Activation::LaunchActivatedEventArgs^ e) override;
internal:
App();
private:
void OnSuspending(Platform::Object^ sender, Windows::ApplicationModel::SuspendingEventArgs^ e);
void OnNavigationFailed(Platform::Object ^sender, Windows::UI::Xaml::Navigation::NavigationFailedEventArgs ^e);
};
}

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<Page
x:Class="FaceDetection.MainPage"
xmlns="http://schemas.microsoft.com/winfx/2006/xaml/presentation"
xmlns:x="http://schemas.microsoft.com/winfx/2006/xaml"
xmlns:local="using:FaceDetection"
xmlns:d="http://schemas.microsoft.com/expression/blend/2008"
xmlns:mc="http://schemas.openxmlformats.org/markup-compatibility/2006"
mc:Ignorable="d">
<Grid Background="{ThemeResource ApplicationPageBackgroundThemeBrush}">
<Button x:Name="InitBtn" Content="Initialize" HorizontalAlignment="Left" Height="67" Margin="69,81,0,0" VerticalAlignment="Top" Width="218" Click="InitBtn_Click"/>
<Button x:Name="detectBtn" Content="Detect Faces" HorizontalAlignment="Left" Height="67" Margin="69,168,0,0" VerticalAlignment="Top" Width="218" Click="detectBtn_Click"/>
<Image x:Name="img1" HorizontalAlignment="Left" Height="446" Margin="354,84,0,0" VerticalAlignment="Top" Width="883"/>
</Grid>
</Page>

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//
// MainPage.xaml.cpp
// Implementation of the MainPage class.
//
#include "pch.h"
#include "MainPage.xaml.h"
#include <opencv2\imgproc\types_c.h>
#include <opencv2\imgcodecs\imgcodecs.hpp>
#include <opencv2\core\core.hpp>
#include <opencv2\imgproc\imgproc.hpp>
#include <Robuffer.h>
using namespace FaceDetection;
using namespace Platform;
using namespace Windows::Foundation;
using namespace Windows::Foundation::Collections;
using namespace Windows::UI::Xaml;
using namespace Windows::UI::Xaml::Controls;
using namespace Windows::UI::Xaml::Controls::Primitives;
using namespace Windows::UI::Xaml::Data;
using namespace Windows::UI::Xaml::Input;
using namespace Windows::UI::Xaml::Media;
using namespace Windows::UI::Xaml::Navigation;
using namespace Windows::UI::Xaml::Media::Imaging;
using namespace Windows::Storage::Streams;
using namespace Microsoft::WRL;
// Name of the resource classifier used to detect human faces (frontal)
cv::String face_cascade_name = "Assets/haarcascade_frontalface_alt.xml";
MainPage::MainPage()
{
InitializeComponent();
}
void FaceDetection::MainPage::InitBtn_Click(Platform::Object^ sender, Windows::UI::Xaml::RoutedEventArgs^ e)
{
// load Image and Init recognizer
cv::Mat image = cv::imread("Assets/group1.jpg");
groupFaces = cv::Mat(image.rows, image.cols, CV_8UC4);
cv::cvtColor(image, groupFaces, CV_BGR2BGRA);
UpdateImage(groupFaces);
if (!face_cascade.load(face_cascade_name)) {
Windows::UI::Popups::MessageDialog("Couldn't load face detector \n").ShowAsync();
}
}
void FaceDetection::MainPage::detectBtn_Click(Platform::Object^ sender, Windows::UI::Xaml::RoutedEventArgs^ e)
{
if (!groupFaces.empty()) {
std::vector<cv::Rect> facesColl;
cv::Mat frame_gray;
cvtColor(groupFaces, frame_gray, CV_BGR2GRAY);
cv::equalizeHist(frame_gray, frame_gray);
// Detect faces
face_cascade.detectMultiScale(frame_gray, facesColl, 1.1, 2, 0 | CV_HAAR_SCALE_IMAGE, cv::Size(1, 1));
for (unsigned int i = 0; i < facesColl.size(); i++)
{
auto face = facesColl[i];
cv::rectangle(groupFaces, face, cv::Scalar(0, 255, 255), 5);
}
UpdateImage(groupFaces);
} else {
Windows::UI::Popups::MessageDialog("Initialize image before processing \n").ShowAsync();
}
}
void FaceDetection::MainPage::UpdateImage(const cv::Mat& image) {
// Create the WriteableBitmap
WriteableBitmap^ bitmap = ref new WriteableBitmap(image.cols, image.rows);
// Get access to the pixels
IBuffer^ buffer = bitmap->PixelBuffer;
unsigned char* dstPixels;
// Obtain IBufferByteAccess
ComPtr<IBufferByteAccess> pBufferByteAccess;
ComPtr<IInspectable> pBuffer((IInspectable*)buffer);
pBuffer.As(&pBufferByteAccess);
// Get pointer to pixel bytes
pBufferByteAccess->Buffer(&dstPixels);
memcpy(dstPixels, image.data, image.step.buf[1] * image.cols*image.rows);
// Set the bitmap to the Image element
img1->Source = bitmap;
}

32
samples/winrt/FaceDetection/FaceDetection/MainPage.xaml.h Normal file
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//
// MainPage.xaml.h
// Declaration of the MainPage class.
//
#pragma once
#include "MainPage.g.h"
#include <opencv2\core\core.hpp>
#include <opencv2\objdetect.hpp>
namespace FaceDetection
{
/// <summary>
/// An empty page that can be used on its own or navigated to within a Frame.
/// </summary>
public ref class MainPage sealed
{
public:
MainPage();
private:
void InitBtn_Click(Platform::Object^ sender, Windows::UI::Xaml::RoutedEventArgs^ e);
void detectBtn_Click(Platform::Object^ sender, Windows::UI::Xaml::RoutedEventArgs^ e);
private:
cv::Mat groupFaces;
void UpdateImage(const cv::Mat& image);
cv::CascadeClassifier face_cascade;
};
}

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samples/winrt/FaceDetection/FaceDetection/Package.appxmanifest Normal file
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<?xml version="1.0" encoding="utf-8"?>
<Package xmlns="http://schemas.microsoft.com/appx/2010/manifest" xmlns:m2="http://schemas.microsoft.com/appx/2013/manifest">
<Identity Name="f8308285-aea6-41b1-a76e-9954cfd46c7e"
Publisher="CN=ericmitt"
Version="1.0.0.0" />
<Properties>
<DisplayName>FaceDetection</DisplayName>
<PublisherDisplayName>ericmitt</PublisherDisplayName>
<Logo>Assets\StoreLogo.png</Logo>
</Properties>
<Prerequisites>
<OSMinVersion>6.3.0</OSMinVersion>
<OSMaxVersionTested>6.3.0</OSMaxVersionTested>
</Prerequisites>
<Resources>
<Resource Language="x-generate"/>
</Resources>
<Applications>
<Application Id="App"
Executable="$targetnametoken$.exe"
EntryPoint="FaceDetection.App">
<m2:VisualElements
DisplayName="FaceDetection"
Square150x150Logo="Assets\Logo.png"
Square30x30Logo="Assets\SmallLogo.png"
Description="FaceDetection"
ForegroundText="light"
BackgroundColor="#464646">
<m2:SplashScreen Image="Assets\SplashScreen.png" />
</m2:VisualElements>
</Application>
</Applications>
<Capabilities>
<Capability Name="internetClient" />
</Capabilities>
</Package>

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samples/winrt/FaceDetection/FaceDetection/opencv.props Normal file
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<?xml version="1.0" encoding="utf-8"?>
<Project ToolsVersion="4.0" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
<ImportGroup Label="PropertySheets" />
<PropertyGroup Label="UserMacros">
<OpenCV_Bin>$(OPENCV_WINRT_INSTALL_DIR)WS\8.1\$(PlatformTarget)\$(PlatformTarget)\vc12\bin\</OpenCV_Bin>
<OpenCV_Lib>$(OPENCV_WINRT_INSTALL_DIR)WS\8.1\$(PlatformTarget)\$(PlatformTarget)\vc12\lib\</OpenCV_Lib>
<OpenCV_Include>$(OPENCV_WINRT_INSTALL_DIR)WS\8.1\$(PlatformTarget)\include\</OpenCV_Include>
<!--debug suffix for OpenCV dlls and libs -->
<DebugSuffix Condition="'$(Configuration)'=='Debug'">d</DebugSuffix>
<DebugSuffix Condition="'$(Configuration)'!='Debug'">
</DebugSuffix>
</PropertyGroup>
<ItemGroup>
<!--Add required OpenCV dlls here-->
<None Include="$(OpenCV_Bin)opencv_core300$(DebugSuffix).dll">
<DeploymentContent>true</DeploymentContent>
</None>
<None Include="$(OpenCV_Bin)opencv_imgcodecs300$(DebugSuffix).dll">
<DeploymentContent>true</DeploymentContent>
</None>
<None Include="$(OpenCV_Bin)opencv_imgproc300$(DebugSuffix).dll">
<DeploymentContent>true</DeploymentContent>
</None>
<None Include="$(OpenCV_Bin)opencv_features2d300$(DebugSuffix).dll">
<DeploymentContent>true</DeploymentContent>
</None>
<None Include="$(OpenCV_Bin)opencv_flann300$(DebugSuffix).dll">
<DeploymentContent>true</DeploymentContent>
</None>
<None Include="$(OpenCV_Bin)opencv_ml300$(DebugSuffix).dll">
<DeploymentContent>true</DeploymentContent>
</None>
<None Include="$(OpenCV_Bin)opencv_objdetect300$(DebugSuffix).dll">
<DeploymentContent>true</DeploymentContent>
</None>
</ItemGroup>
<ItemDefinitionGroup>
<ClCompile>
<AdditionalIncludeDirectories>$(OpenCV_Include);$(ProjectDir);$(GeneratedFilesDir);$(IntDir);%(AdditionalIncludeDirectories);</AdditionalIncludeDirectories>
</ClCompile>
<Link>
<!--Add required OpenCV libs here-->
<AdditionalDependencies>opencv_core300$(DebugSuffix).lib;opencv_imgcodecs300$(DebugSuffix).lib;opencv_imgproc300$(DebugSuffix).lib;opencv_features2d300$(DebugSuffix).lib;opencv_flann300$(DebugSuffix).lib;opencv_ml300$(DebugSuffix).lib;opencv_imgcodecs300$(DebugSuffix).lib;opencv_objdetect300$(DebugSuffix).lib;%(AdditionalDependencies)</AdditionalDependencies>
<AdditionalLibraryDirectories>$(OpenCV_Lib);%(AdditionalLibraryDirectories);</AdditionalLibraryDirectories>
</Link>
</ItemDefinitionGroup>
</Project>

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samples/winrt/FaceDetection/FaceDetection/pch.cpp Normal file
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//
// pch.cpp
// Include the standard header and generate the precompiled header.
//
#include "pch.h"

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samples/winrt/FaceDetection/FaceDetection/pch.h Normal file
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//
// pch.h
// Header for standard system include files.
//
#pragma once
#include <collection.h>
#include <ppltasks.h>
#include "App.xaml.h"