Attachment 15421 Details for Bug 49199 – Пример программы (определение кол-ва лиц в фас на фотографии)

Пример программы (определение кол-ва лиц в фас на фотографии)

facedetect-cv.cpp (text/x-c++src), 1.21 KB, created by dfpl on 2024-01-26 16:42:52 MSK

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Creator: dfpl

Created: 2024-01-26 16:42:52 MSK

Size: 1.21 KB

patch

obsolete

>#include <stdlib.h>
>#include <stdio.h>
>#include <opencv2/opencv.hpp>
>#include <opencv2/objdetect.hpp>
>
>// ÐÐ¾Ð´ÑÑÐ¸ÑÐ°ÑÑ ÐºÐ¾Ð»Ð¸ÑÐµÑÑÐ²Ð¾ Ð¾Ð±ÑÐµÐºÑÐ¾Ð² Ð½Ð° ÑÐ°ÑÑÑÐ¾Ð²Ð¾Ð¼ Ð¸Ð·Ð¾Ð±ÑÐ°Ð¶ÐµÐ½Ð¸Ð¸
>// ÐÑÐµÐ´Ð½Ð°Ð·Ð½Ð°ÑÐµÐ½Ð¾ Ð´Ð»Ñ Ð¿Ð¾Ð´ÑÑÑÑÐ° Ð»Ð¸Ñ "Ð² ÑÐ°Ñ",
>// Ð½Ð¾ Ð¼Ð¾Ð¶ÐµÑ Ð¸ÑÐ¿Ð¾Ð»ÑÐ·Ð¾Ð²Ð°ÑÑÑÑ Ð¸ Ð´Ð»Ñ Ð´ÑÑÐ³Ð¾Ð³Ð¾ ÐºÐ»Ð°ÑÑÐ° Ð¾Ð±ÑÐµÐºÑÐ¾Ð².
>// License: MIT, 
>
>void DumpCount(char *fn, char *fnc) {
>
>  cv::Mat gray;
>  gray = cv::imread(fn, cv::IMREAD_GRAYSCALE);
>  int w = gray.cols;
>  int h = gray.rows;
>
>  cv::CascadeClassifier *cs = new cv::CascadeClassifier();
>  std::vector<cv::Rect> objects;
>  cs->load(fnc);
>  cs->detectMultiScale(
>    gray,
>    objects,
>    1.1,
>    3,
>    cv::CASCADE_FIND_BIGGEST_OBJECT,
>    cv::Size(12,12), // for Haar
>    cv::Size(w,h)
>  );
>  std::cout << objects.size() << std::endl;
>}
>
>int main (int argc, char **argv) {
>  if (argc < 2) {
>    std::cout << "No args" << std::endl;
>    std::cout << "Usage: facedetect-cv image-file [obj-cascade.xml]" << std::endl;
>    return 1;
>  }
>  char *fn = argv[1];
>  char *fnc = (char *)"/usr/share/facedetect-data/haarcascade_frontalface_alt.xml";
>  if (argc > 2) fnc = argv[2];
>  DumpCount(fn, fnc);
>  return 0;
>}

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