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samples: use findFile() in "cpp"

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This commit is contained in:
Alexander Alekhin
2018-10-31 15:48:56 +03:00
committed by Alexander Alekhin
parent 2fa9bd221d
commit c4c31f5bba
52 changed files with 359 additions and 286 deletions
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samples/cpp/facial_features.cpp
+17 -13
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@@ -32,14 +32,14 @@ string face_cascade_path, eye_cascade_path, nose_cascade_path, mouth_cascade_pat
int main(int argc, char** argv)
{
cv::CommandLineParser parser(argc, argv,
"{eyes||}{nose||}{mouth||}{help h||}");
"{eyes||}{nose||}{mouth||}{help h||}{@image||}{@facexml||}");
if (parser.has("help"))
{
help();
return 0;
}
input_image_path = parser.get<string>(0);
face_cascade_path = parser.get<string>(1);
input_image_path = parser.get<string>("@image");
face_cascade_path = parser.get<string>("@facexml");
eye_cascade_path = parser.has("eyes") ? parser.get<string>("eyes") : "";
nose_cascade_path = parser.has("nose") ? parser.get<string>("nose") : "";
mouth_cascade_path = parser.has("mouth") ? parser.get<string>("mouth") : "";
@@ -50,7 +50,7 @@ int main(int argc, char** argv)
}
// Load image and cascade classifier files
Mat image;
image = imread(input_image_path);
image = imread(samples::findFile(input_image_path));
// Detect faces and facial features
vector<Rect_<int> > faces;
@@ -92,15 +92,16 @@ static void help()
" \nhttps://github.com/opencv/opencv/tree/3.4/data/haarcascades";
cout << "\n\nThe classifiers for nose and mouth can be downloaded from : "
" \nhttps://github.com/opencv/opencv_contrib/tree/master/modules/face/data/cascades\n";
" \nhttps://github.com/opencv/opencv_contrib/tree/3.4/modules/face/data/cascades\n";
}
static void detectFaces(Mat& img, vector<Rect_<int> >& faces, string cascade_path)
{
CascadeClassifier face_cascade;
face_cascade.load(cascade_path);
face_cascade.load(samples::findFile(cascade_path));
face_cascade.detectMultiScale(img, faces, 1.15, 3, 0|CASCADE_SCALE_IMAGE, Size(30, 30));
if (!face_cascade.empty())
face_cascade.detectMultiScale(img, faces, 1.15, 3, 0|CASCADE_SCALE_IMAGE, Size(30, 30));
return;
}
@@ -186,26 +187,29 @@ static void detectFacialFeaures(Mat& img, const vector<Rect_<int> > faces, strin
static void detectEyes(Mat& img, vector<Rect_<int> >& eyes, string cascade_path)
{
CascadeClassifier eyes_cascade;
eyes_cascade.load(cascade_path);
eyes_cascade.load(samples::findFile(cascade_path, !cascade_path.empty()));
eyes_cascade.detectMultiScale(img, eyes, 1.20, 5, 0|CASCADE_SCALE_IMAGE, Size(30, 30));
if (!eyes_cascade.empty())
eyes_cascade.detectMultiScale(img, eyes, 1.20, 5, 0|CASCADE_SCALE_IMAGE, Size(30, 30));
return;
}
static void detectNose(Mat& img, vector<Rect_<int> >& nose, string cascade_path)
{
CascadeClassifier nose_cascade;
nose_cascade.load(cascade_path);
nose_cascade.load(samples::findFile(cascade_path, !cascade_path.empty()));
nose_cascade.detectMultiScale(img, nose, 1.20, 5, 0|CASCADE_SCALE_IMAGE, Size(30, 30));
if (!nose_cascade.empty())
nose_cascade.detectMultiScale(img, nose, 1.20, 5, 0|CASCADE_SCALE_IMAGE, Size(30, 30));
return;
}
static void detectMouth(Mat& img, vector<Rect_<int> >& mouth, string cascade_path)
{
CascadeClassifier mouth_cascade;
mouth_cascade.load(cascade_path);
mouth_cascade.load(samples::findFile(cascade_path, !cascade_path.empty()));
mouth_cascade.detectMultiScale(img, mouth, 1.20, 5, 0|CASCADE_SCALE_IMAGE, Size(30, 30));
if (!mouth_cascade.empty())
mouth_cascade.detectMultiScale(img, mouth, 1.20, 5, 0|CASCADE_SCALE_IMAGE, Size(30, 30));
return;
}