FaceDescriptor FeatureDetectorTask::operator()() {
FaceDescriptor descriptor;
if(faceDetector && featureDetector && !image.empty()) {
descriptor.faceBounds = faceDetector->Detect(image);
cv::Rect faceRegion = descriptor.faceBounds;
// Left eye
cv::Rect leftEyeRegion(faceRegion.x, faceRegion.y,
faceRegion.width / 2, faceRegion.height * 2 / 3);
if(leftEyeRegion.area()) {
descriptor.leftEye = featureDetector->LocateLeftEye(image(leftEyeRegion));
}
//Right eye
cv::Rect rightEyeRegion(faceRegion.x + faceRegion.width / 2, faceRegion.y,
faceRegion.width / 2, faceRegion.height * 2 / 3);
if(rightEyeRegion.area()) {
descriptor.rightEye = featureDetector->LocateLeftEye(image(rightEyeRegion)) +
cv::Point(faceRegion.width / 2, 0);
}
cv::Rect mouthRegion(faceRegion.x, faceRegion.y + faceRegion.height / 2,
faceRegion.width, faceRegion.height / 2);
if(mouthRegion.area()) {
descriptor.mouth = featureDetector->LocateMouth(image(mouthRegion)) +
cv::Point(0, faceRegion.height / 2);
}
// descriptor.nose = featureDetector->LocateNose(face);
}
return descriptor;
}
void findEyes(cv::Mat frame_gray, cv::Rect face, Point& leftPupil, Point& rightPupil) {
cv::Mat faceROI = frame_gray(face);
if (kSmoothFaceImage) {
double sigma = kSmoothFaceFactor * face.width;
GaussianBlur( faceROI, faceROI, cv::Size( 0, 0 ), sigma);
}
//-- Find eye regions and draw them
int eye_region_width = face.width * (kEyePercentWidth/100.0);
int eye_region_height = face.width * (kEyePercentHeight/100.0);
int eye_region_top = face.height * (kEyePercentTop/100.0);
cv::Rect leftEyeRegion(face.width*(kEyePercentSide/100.0),
eye_region_top,eye_region_width,eye_region_height);
cv::Rect rightEyeRegion(face.width - eye_region_width - face.width*(kEyePercentSide/100.0),
eye_region_top,eye_region_width,eye_region_height);
//-- Find Eye Centers
leftPupil = findEyeCenterMat(faceROI,leftEyeRegion);
rightPupil = findEyeCenterMat(faceROI,rightEyeRegion);
rightPupil.x += rightEyeRegion.x + face.x;
rightPupil.y += rightEyeRegion.y + face.y;
leftPupil.x += leftEyeRegion.x + face.x;
leftPupil.y += leftEyeRegion.y + face.y;
}
void findEyes(cv::Mat frame_gray, cv::Rect face) {
cv::Mat faceROI = frame_gray(face);
if (kSmoothFaceImage) {
double sigma = kSmoothFaceFactor * face.width;
GaussianBlur( faceROI, faceROI, cv::Size( 0, 0 ), sigma);
}
//-- Find eye regions and draw them
int eye_region_width = face.width * (kEyePercentWidth/100.0);
int eye_region_height = face.width * (kEyePercentHeight/100.0);
int eye_region_top = face.height * (kEyePercentTop/100.0);
cv::Rect leftEyeRegion(face.width*(kEyePercentSide/100.0),
eye_region_top,eye_region_width,eye_region_height);
cv::Rect rightEyeRegion(face.width - eye_region_width - face.width*(kEyePercentSide/100.0),
eye_region_top,eye_region_width,eye_region_height);
//-- Find Eye Centers
cv::Point leftPupil = findEyeCenter(faceROI,leftEyeRegion,"Left Eye");
cv::Point rightPupil = findEyeCenter(faceROI,rightEyeRegion,"Right Eye");
// get corner regions
cv::Rect leftCornerRegion(leftEyeRegion);
leftCornerRegion.width -= leftPupil.x;
leftCornerRegion.x += leftPupil.x;
leftCornerRegion.height /= 2;
leftCornerRegion.y += leftCornerRegion.height / 2;
cv::Rect rightCornerRegion(rightEyeRegion);
rightCornerRegion.width = rightPupil.x;
rightCornerRegion.height /= 2;
rightCornerRegion.y += rightCornerRegion.height / 2;
rectangle(faceROI,leftCornerRegion,200);
rectangle(faceROI,rightCornerRegion,200);
// change eye centers to face coordinates
rightPupil.x += rightEyeRegion.x;
rightPupil.y += rightEyeRegion.y;
leftPupil.x += leftEyeRegion.x;
leftPupil.y += leftEyeRegion.y;
// draw eye centers
circle(faceROI, rightPupil, 3, 1234);
circle(faceROI, leftPupil, 3, 1234);
//-- Find Eye Corners
if (kEnableEyeCorner) {
cv::Point leftCorner = findEyeCorner(faceROI(leftCornerRegion), false);
leftCorner.x += leftCornerRegion.x;
leftCorner.y += leftCornerRegion.y;
cv::Point rightCorner = findEyeCorner(faceROI(leftCornerRegion), false);
rightCorner.x += rightCornerRegion.x;
rightCorner.y += rightCornerRegion.y;
circle(faceROI, rightCorner, 3, 200);
circle(faceROI, leftCorner, 3, 200);
}
imshow(face_window_name, faceROI);
}
