| 10 | const char separator = std::filesystem::path::preferred_separator; |
| 11 | |
| 12 | bool isNumber(const std::string s) { |
| 13 | std::string::const_iterator it = s.begin(); |
| 14 | while (it != s.end() && std::isdigit(*it)) |
| 15 | ++it; |
| 16 | return !s.empty() && it == s.end(); |
| 17 | } |
| 18 | |
| 19 | class FrameDelay { |
| 20 | public: |