/*----------------------------- get_next_scan -------------------------------*/
int get_next_scan( int nscan)
{
if ( nscan != 1)
{ // we don't need to fit and save at the begining
fit_thresh(nscan-1);
save_hist(nscan-1);
print_scan_result(nscan-1);
HDELET(0);
}
init_hist (nscan);
return 0;
}
void DetectWithOF5::detect(cv::Mat &origin, std::vector<cv::Rect> &targets, int &flipped_index)
{
origin_ = origin;
curr_ = now();
++frame_idx_;
// 保存历史
save_hist(origin);
#if 0
// FIXME: 从最后的diff历史中，找可能的目标位置
// 在积分图中搜索 ...
cv::Mat bin_diff = hist_.rget_diff(0);
std::vector<cv::Rect> ts = find_diff_clusters(bin_diff);
for (int i = 0; i < ts.size(); i++) {
cv::rectangle(origin_, ts[i], cv::Scalar(255, 255, 255), 2);
}
#endif
// 从最新的diff中，查找轮廓, 合并轮廓..
CONTOURS regions;
find_contours(regions);
cv::drawContours(origin, regions, -1, cv::Scalar(0, 255, 255), 1);
// 合并轮廓到“活动区域”
merge_motions(regions);
draw_motions();
// 对 motion 进行跟踪 ...
tracking_motions();
draw_tracking();
// 稠密光流
sum_motions_dense_of();
draw_motions_dense_of();
// 返回
}
