| 28 | #include <stdexcept> |
| 29 | |
| 30 | image_sequence::image_sequence(const std::string &img_dir_path, const double fps) |
| 31 | : fps_(fps) |
| 32 | { |
| 33 | DIR *dir; |
| 34 | if ((dir = opendir(img_dir_path.c_str())) == nullptr) |
| 35 | { |
| 36 | throw std::runtime_error("directory " + img_dir_path + " does not exist"); |
| 37 | } |
| 38 | dirent *dp; |
| 39 | for (dp = readdir(dir); dp != nullptr; dp = readdir(dir)) |
| 40 | { |
| 41 | const std::string img_file_name = dp->d_name; |
| 42 | if (img_file_name == "." || img_file_name == "..") |
| 43 | { |
| 44 | continue; |
| 45 | } |
| 46 | img_file_paths_.push_back(img_dir_path + "/" + img_file_name); |
| 47 | } |
| 48 | closedir(dir); |
| 49 | |
| 50 | std::sort(img_file_paths_.begin(), img_file_paths_.end()); |
| 51 | } |
| 52 | |
| 53 | std::vector<image_sequence::frame> image_sequence::get_frames() const |
| 54 | { |