kinect/Kinect2Sample-master/sample/HDFace/app.cpp

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2024-04-14 11:45:18 +00:00
#include "app.h"
#include "util.h"
#include <thread>
#include <chrono>
#include <limits>
#define _USE_MATH_DEFINES
#include <math.h>
#include <ppl.h>
// Constructor
Kinect::Kinect()
{
// Initialize
initialize();
}
// Destructor
Kinect::~Kinect()
{
// Finalize
finalize();
}
// Processing
void Kinect::run()
{
// Main Loop
while( true ){
// Update Data
update();
// Draw Data
draw();
// Show Data
show();
// Key Check
const int key = cv::waitKey( 10 );
if( key == VK_ESCAPE ){
break;
}
}
}
// Initialize
void Kinect::initialize()
{
cv::setUseOptimized( true );
// Initialize Sensor
initializeSensor();
// Initialize Color
initializeColor();
// Initialize Body
initializeBody();
// Initialize HDFace
initializeHDFace();
// Wait a Few Seconds until begins to Retrieve Data from Sensor ( about 2000-[ms] )
std::this_thread::sleep_for( std::chrono::seconds( 2 ) );
}
// Initialize Sensor
inline void Kinect::initializeSensor()
{
// Open Sensor
ERROR_CHECK( GetDefaultKinectSensor( &kinect ) );
ERROR_CHECK( kinect->Open() );
// Check Open
BOOLEAN isOpen = FALSE;
ERROR_CHECK( kinect->get_IsOpen( &isOpen ) );
if( !isOpen ){
throw std::runtime_error( "failed IKinectSensor::get_IsOpen( &isOpen )" );
}
// Retrieve Coordinate Mapper
ERROR_CHECK( kinect->get_CoordinateMapper( &coordinateMapper ) );
}
// Initialize Color
inline void Kinect::initializeColor()
{
// Open Color Reader
ComPtr<IColorFrameSource> colorFrameSource;
ERROR_CHECK( kinect->get_ColorFrameSource( &colorFrameSource ) );
ERROR_CHECK( colorFrameSource->OpenReader( &colorFrameReader ) );
// Retrieve Color Description
ComPtr<IFrameDescription> colorFrameDescription;
ERROR_CHECK( colorFrameSource->CreateFrameDescription( ColorImageFormat::ColorImageFormat_Bgra, &colorFrameDescription ) );
ERROR_CHECK( colorFrameDescription->get_Width( &colorWidth ) ); // 1920
ERROR_CHECK( colorFrameDescription->get_Height( &colorHeight ) ); // 1080
ERROR_CHECK( colorFrameDescription->get_BytesPerPixel( &colorBytesPerPixel ) ); // 4
// Allocation Color Buffer
colorBuffer.resize( colorWidth * colorHeight * colorBytesPerPixel );
}
// Initialize Body
inline void Kinect::initializeBody()
{
// Open Body Reader
ComPtr<IBodyFrameSource> bodyFrameSource;
ERROR_CHECK( kinect->get_BodyFrameSource( &bodyFrameSource ) );
ERROR_CHECK( bodyFrameSource->OpenReader( &bodyFrameReader ) );
}
// Initialize HDFace
inline void Kinect::initializeHDFace()
{
// Create HDFace Sources
ComPtr<IHighDefinitionFaceFrameSource> hdFaceFrameSource;
ERROR_CHECK( CreateHighDefinitionFaceFrameSource( kinect.Get(), &hdFaceFrameSource ) );
// Open HDFace Readers
ERROR_CHECK( hdFaceFrameSource->OpenReader( &hdFaceFrameReader ) );
// Create Face Alignment
ERROR_CHECK( CreateFaceAlignment( &faceAlignment ) );
// Create Face Model and Retrieve Vertex Count
ERROR_CHECK( CreateFaceModel( 1.0f, FaceShapeDeformations::FaceShapeDeformations_Count, &faceShapeUnits[0], &faceModel ) );
ERROR_CHECK( GetFaceModelVertexCount( &vertexCount ) ); // 1347
// Create and Start Face Model Builder
FaceModelBuilderAttributes attribures = FaceModelBuilderAttributes::FaceModelBuilderAttributes_None;
ERROR_CHECK( hdFaceFrameSource->OpenModelBuilder( attribures, &faceModelBuilder ) );
ERROR_CHECK( faceModelBuilder->BeginFaceDataCollection() );
// Color Table for Visualization
colors[0] = cv::Vec3b( 255, 0, 0 ); // Blue
colors[1] = cv::Vec3b( 0, 255, 0 ); // Green
colors[2] = cv::Vec3b( 0, 0, 255 ); // Red
colors[3] = cv::Vec3b( 255, 255, 0 ); // Cyan
colors[4] = cv::Vec3b( 255, 0, 255 ); // Magenta
colors[5] = cv::Vec3b( 0, 255, 255 ); // Yellow
}
// Finalize
void Kinect::finalize()
{
cv::destroyAllWindows();
// Close Sensor
if( kinect != nullptr ){
kinect->Close();
}
}
// Update Data
void Kinect::update()
{
// Update Color
updateColor();
// Update Body
updateBody();
// Update HDFace
updateHDFace();
}
// Update Color
inline void Kinect::updateColor()
{
// Retrieve Color Frame
ComPtr<IColorFrame> colorFrame;
const HRESULT ret = colorFrameReader->AcquireLatestFrame( &colorFrame );
if( FAILED( ret ) ){
return;
}
// Convert Format ( YUY2 -> BGRA )
ERROR_CHECK( colorFrame->CopyConvertedFrameDataToArray( static_cast<UINT>( colorBuffer.size() ), &colorBuffer[0], ColorImageFormat::ColorImageFormat_Bgra ) );
}
// Update Body
inline void Kinect::updateBody()
{
// Retrieve Body Frame
ComPtr<IBodyFrame> bodyFrame;
const HRESULT ret = bodyFrameReader->AcquireLatestFrame( &bodyFrame );
if( FAILED( ret ) ){
return;
}
// Retrieve Body Data
std::array<ComPtr<IBody>, BODY_COUNT> bodies;
ERROR_CHECK( bodyFrame->GetAndRefreshBodyData( static_cast<UINT>( bodies.size() ), &bodies[0] ) );
// Find Closest Body
findClosestBody( bodies );
}
// Find Closest Body
inline void Kinect::findClosestBody( const std::array<ComPtr<IBody>, BODY_COUNT>& bodies )
{
float closestDistance = std::numeric_limits<float>::max();
for( int count = 0; count < BODY_COUNT; count++ ){
const ComPtr<IBody> body = bodies[count];
BOOLEAN tracked;
ERROR_CHECK( body->get_IsTracked( &tracked ) );
if( !tracked ){
continue;
}
// Retrieve Joint (Head)
std::array<Joint, JointType::JointType_Count> joints;
ERROR_CHECK( body->GetJoints( static_cast<UINT>( joints.size() ), &joints[0] ) );
const Joint joint = joints[JointType::JointType_Head];
if( joint.TrackingState == TrackingState::TrackingState_NotTracked ){
continue;
}
// Calculate Distance from Sensor ( <20><>( x^2 + y^2 + z^2 ) )
const CameraSpacePoint point = joint.Position;
const float distance = std::sqrt( std::pow( point.X, 2 ) + std::pow( point.Y, 2 ) + std::pow( point.Z, 2 ) );
if( closestDistance <= distance ){
continue;
}
closestDistance = distance;
// Retrieve Tracking ID
UINT64 trackingId;
ERROR_CHECK( body->get_TrackingId( &trackingId ) );
if( this->trackingId == trackingId ){
continue;
}
// Registration Tracking ID
ComPtr<IHighDefinitionFaceFrameSource> hdFaceFrameSource;
ERROR_CHECK( hdFaceFrameReader->get_HighDefinitionFaceFrameSource( &hdFaceFrameSource ) );
ERROR_CHECK( hdFaceFrameSource->put_TrackingId( trackingId ) );
// Update Current
this->trackingId = trackingId;
this->trackingCount = count;
this->produced = false;
}
}
// Update HDFace
inline void Kinect::updateHDFace()
{
// Retrieve HDFace Frame
ComPtr<IHighDefinitionFaceFrame> hdFaceFrame;
const HRESULT ret = hdFaceFrameReader->AcquireLatestFrame( &hdFaceFrame );
if( FAILED( ret ) ){
return;
}
// Check Traced
BOOLEAN tracked;
ERROR_CHECK( hdFaceFrame->get_IsFaceTracked( &tracked ) );
if( !tracked ){
return;
}
// Retrieve Face Alignment Result
ERROR_CHECK( hdFaceFrame->GetAndRefreshFaceAlignmentResult( faceAlignment.Get() ) );
// Check Face Model Builder Status
FaceModelBuilderCollectionStatus collection;
ERROR_CHECK( faceModelBuilder->get_CollectionStatus( &collection ) );
if( collection ){
return;
}
// Retrieve Fitting Face Model
ComPtr<IFaceModelData> faceModelData;
ERROR_CHECK( faceModelBuilder->GetFaceData( &faceModelData ) );
ERROR_CHECK( faceModelData->ProduceFaceModel( &faceModel ) );
produced = true;
}
// Draw Data
void Kinect::draw()
{
// Draw Color
drawColor();
// Draw HDFace
drawHDFace();
}
// Draw Color
inline void Kinect::drawColor()
{
// Create cv::Mat from Color Buffer
colorMat = cv::Mat( colorHeight, colorWidth, CV_8UC4, &colorBuffer[0] );
}
// Draw HDFace
inline void Kinect::drawHDFace()
{
if( colorMat.empty() ){
return;
}
// Draw Face Model Builder Status
drawFaceModelBuilderStatus( colorMat, cv::Point( 50, 50 ), 1.0, colors[trackingCount] );
// Retrieve Vertexes
std::vector<CameraSpacePoint> vertexes( vertexCount );
ERROR_CHECK( faceModel->CalculateVerticesForAlignment( faceAlignment.Get(), vertexCount, &vertexes[0] ) );
drawVertexes( colorMat, vertexes, 2, colors[trackingCount] );
/*
// Retrieve Head Pivot Point
CameraSpacePoint point;
ERROR_CHECK( faceAlignment->get_HeadPivotPoint( &point ) );
std::cout << point.X << ", " << point.Y << ", " << point.Z << std::endl;
*/
/*
// Retrieve Animation Units ... Motion of Face Parts that Represent Expression (17 AUs)
std::array<float, FaceShapeAnimations::FaceShapeAnimations_Count> animationUnits;
ERROR_CHECK( faceAlignment->GetAnimationUnits( FaceShapeAnimations::FaceShapeAnimations_Count, &animationUnits[0] ) );
for( const float animationUnit : animationUnits ){
std::cout << std::to_string( animationUnit ) << std::endl;
}
*/
/*
// Retrieve Shape Units ... Deformations from Default Face Model (94 SUs)
ERROR_CHECK( faceModel->GetFaceShapeDeformations( FaceShapeDeformations::FaceShapeDeformations_Count, &shapeUnits[0] ) );
for( const float shapeUnit : shapeUnits ){
std::cout << std::to_string( shapeUnit ) << std::endl;
}
*/
/*
// Retrieve Face Model Scale
float scale;
ERROR_CHECK( faceModel->get_Scale( &scale ) );
std::cout << std::to_string( scale ) << std::endl;
*/
/*
// Retrieve Hair Color (XBGR)
// Set FaceModelBuilderAttributes::FaceModelBuilderAttributes_HairColor to IHighDefinitionFaceFrameSource::OpenModelBuilder()
UINT32 hairColor;
ERROR_CHECK( faceModel->get_HairColor( &hairColor ) );
std::cout << ( ( hairColor & 0xff000000 ) >> 24 ) << std::endl; // X
std::cout << ( ( hairColor & 0x00ff0000 ) >> 16 ) << std::endl; // B
std::cout << ( ( hairColor & 0x0000ff00 ) >> 8 ) << std::endl; // G
std::cout << ( ( hairColor & 0x000000ff ) >> 0 ) << std::endl; // R
*/
/*
// Retrieve Skin Color (XBGR)
// Set FaceModelBuilderAttributes::FaceModelBuilderAttributes_SkinColor to IHighDefinitionFaceFrameSource::OpenModelBuilder()
UINT32 skinColor;
ERROR_CHECK( faceModel->get_SkinColor( &skinColor ) );
std::cout << ( ( skinColor & 0xff000000 ) >> 24 ) << std::endl; // X
std::cout << ( ( skinColor & 0x00ff0000 ) >> 16 ) << std::endl; // B
std::cout << ( ( skinColor & 0x0000ff00 ) >> 8 ) << std::endl; // G
std::cout << ( ( skinColor & 0x000000ff ) >> 0 ) << std::endl; // R
*/
}
// Draw Face Model Builder Status
inline void Kinect::drawFaceModelBuilderStatus( cv::Mat& image, const cv::Point& point, const double scale, const cv::Vec3b& color, const int thickness )
{
if( image.empty() ){
return;
}
// Check Produced
if( produced ){
cv::putText( image, "Collection Complete", cv::Point( point.x, point.y ), cv::FONT_HERSHEY_SIMPLEX, scale, color, thickness, cv::LINE_AA );
return;
}
// Retrieve Face Model Builder Collection Status
FaceModelBuilderCollectionStatus collection;
ERROR_CHECK( faceModelBuilder->get_CollectionStatus( &collection ) );
// Retrieve Face Model Builder Capture Status
FaceModelBuilderCaptureStatus capture;
ERROR_CHECK( faceModelBuilder->get_CaptureStatus( &capture ) );
// Draw Status
cv::putText( image, status2string( collection ), cv::Point( point.x, point.y ), cv::FONT_HERSHEY_SIMPLEX, scale, color, thickness, cv::LINE_AA );
cv::putText( image, status2string( capture ), cv::Point( point.x, point.y + 30 ), cv::FONT_HERSHEY_SIMPLEX, scale, color, thickness, cv::LINE_AA );
}
// Convert Collection Status to String
inline std::string Kinect::status2string( const FaceModelBuilderCollectionStatus collection )
{
std::string status;
if( collection & FaceModelBuilderCollectionStatus::FaceModelBuilderCollectionStatus_TiltedUpViewsNeeded ){
status = "Collection Status : Needed Tilted Up Views";
}
else if( collection & FaceModelBuilderCollectionStatus::FaceModelBuilderCollectionStatus_RightViewsNeeded ){
status = "Collection Status : Needed Right Views";
}
else if( collection & FaceModelBuilderCollectionStatus::FaceModelBuilderCollectionStatus_LeftViewsNeeded ){
status = "Collection Status : Needed Left Views";
}
else if( collection & FaceModelBuilderCollectionStatus::FaceModelBuilderCollectionStatus_FrontViewFramesNeeded ){
status = "Collection Status : Needed Front View Frames";
}
return status;
}
// Convert Capture Status to String
inline std::string Kinect::status2string( const FaceModelBuilderCaptureStatus capture )
{
std::string status;
switch( capture ){
case FaceModelBuilderCaptureStatus::FaceModelBuilderCaptureStatus_FaceTooFar:
status = "Capture Status : Warning Face Too Far from Camera";
break;
case FaceModelBuilderCaptureStatus::FaceModelBuilderCaptureStatus_FaceTooNear:
status = "Capture Status : WWarning Face Too Near to Camera";
break;
case FaceModelBuilderCaptureStatus::FaceModelBuilderCaptureStatus_MovingTooFast:
status = "Capture Status : WWarning Moving Too Fast";
break;
default:
status = "";
break;
}
return status;
}
// Draw Vertexes
inline void Kinect::drawVertexes( cv::Mat& image, const std::vector<CameraSpacePoint> vertexes, const int radius, const cv::Vec3b& color, const int thickness )
{
if( image.empty() ){
return;
}
// Draw Vertex Points Converted to Color Coordinate System
Concurrency::parallel_for_each( vertexes.begin(), vertexes.end(), [&]( const CameraSpacePoint vertex ){
ColorSpacePoint point;
ERROR_CHECK( coordinateMapper->MapCameraPointToColorSpace( vertex, &point ) );
const int x = static_cast<int>( point.X + 0.5f );
const int y = static_cast<int>( point.Y + 0.5f );
if( ( 0 <= x ) && ( x < image.cols ) && ( 0 <= y ) && ( y < image.rows ) ){
cv::circle( image, cv::Point( x, y ), radius, color, thickness, cv::LINE_AA );
}
} );
}
// Show Data
void Kinect::show()
{
// Show HDFace
showHDFace();
}
// Show HDFace
inline void Kinect::showHDFace()
{
if( colorMat.empty() ){
return;
}
// Resize Image
cv::Mat resizeMat;
const double scale = 0.5;
cv::resize( colorMat, resizeMat, cv::Size(), scale, scale );
// Show Image
cv::imshow( "HDFace", resizeMat );
}