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Diffstat (limited to 'facedetect/shotwell-facedetect.cpp')
| -rw-r--r-- | facedetect/shotwell-facedetect.cpp | 134 |
1 files changed, 0 insertions, 134 deletions
diff --git a/facedetect/shotwell-facedetect.cpp b/facedetect/shotwell-facedetect.cpp deleted file mode 100644 index 1c10580..0000000 --- a/facedetect/shotwell-facedetect.cpp +++ /dev/null @@ -1,134 +0,0 @@ -/* Copyright 2016 Software Freedom Conservancy Inc. - * - * Copyright 2011 ValentÃn Barros Puertas <valentin(at)sanva(dot)net> - * Copyright 2018 Ricardo Fantin da Costa <ricardofantin(at)gmail(dot)com> - * - * This software is licensed under the GNU LGPL (version 2.1 or later). - * See the COPYING file in this distribution. - */ - -#include "opencv2/objdetect/objdetect.hpp" -#include "opencv2/highgui/highgui.hpp" -#include "opencv2/imgproc/imgproc.hpp" - -#include <iostream> -#include <stdio.h> - -using namespace std; -using namespace cv; - -void help() { - - cout << - "Usage:" << endl << - "./facedetect --cascade=<cascade_path> " - "--scale=<image scale greater or equal to 1, try 1.3 for example> " - "filename" << endl << endl << - "Example:" << endl << - "./facedetect --cascade=\"./data/haarcascades/haarcascade_frontalface_alt.xml\" " - "--scale=1.3 ./photo.jpg" << endl << endl << - "Using OpenCV version " << CV_VERSION << endl; - -} - -void detectFaces(Mat &img, CascadeClassifier &cascade, double scale) { - - Mat gray; - cvtColor(img, gray, cv::COLOR_BGR2GRAY); - - Mat smallImg(cvRound(img.rows / scale), cvRound(img.cols / scale), CV_8UC1); - Size smallImgSize = smallImg.size(); - - resize(gray, smallImg, smallImgSize, 0, 0, INTER_LINEAR); - equalizeHist(smallImg, smallImg); - - vector<Rect> faces; - cascade.detectMultiScale(smallImg, faces, 1.1, 2, cv::CASCADE_SCALE_IMAGE, Size(30, 30)); - - int i = 0; - for (vector<Rect>::const_iterator r = faces.begin(); r != faces.end(); r++, i++) { - - printf( - "face;x=%f&y=%f&width=%f&height=%f\n", - (float) r->x / smallImgSize.width, - (float) r->y / smallImgSize.height, - (float) r->width / smallImgSize.width, - (float) r->height / smallImgSize.height - ); - - } - -} - -int main(int argc, const char** argv) { - - const std::string scaleOpt = "--scale="; - size_t scaleOptLen = scaleOpt.length(); - const std::string cascadeOpt = "--cascade="; - size_t cascadeOptLen = cascadeOpt.length(); - - std::string cascadeName, inputName; - double scale = 1; - - for (int i = 1; i < argc; i++) { - - if (cascadeOpt.compare(0, cascadeOptLen, argv[i], cascadeOptLen) == 0) { - - cascadeName.assign(argv[i] + cascadeOptLen); - - } else if (scaleOpt.compare(0, scaleOptLen, argv[i], scaleOptLen) == 0) { - - if (!sscanf(argv[i] + scaleOpt.length(), "%lf", &scale) || scale < 1) - scale = 1; - - } else if (argv[i][0] == '-') { - - cout << "warning;Unknown option " << argv[i] << endl; - - } else - inputName.assign(argv[i]); - - } - - if (cascadeName.empty()) { - - cout << "error;You must specify the cascade." << endl; - help(); - - return -1; - - } - - CascadeClassifier cascade; - - if (!cascade.load(cascadeName)) { - - cout << "error;Could not load classifier cascade. Filename: \"" << cascadeName << "\"" << endl; - - return -1; - } - - if (inputName.empty()) { - - cout << "error;You must specify the file to process." << endl; - help(); - - return -1; - - } - - Mat image = cv::imread(inputName, 1); - - if (image.empty()) { - - cout << "error;Could not load the file to process. Filename: \"" << inputName << "\"" << endl; - - return -1; - - } - - detectFaces(image, cascade, scale); - - return 0; - -} |