https://blog.faceutil.com/2017/03/16/%eb%8f%99%ec%98%81%ec%83%81-%ec%ba%a1%ec%b2%98-%ed%94%84%eb%a1%9c%ea%b7%b8%eb%9e%a8-%ec%b6%94%ec%b2%9c-fraps-%ed%94%84%eb%9e%a9%ec%8a%a4-3-5-99-%ec%a0%95%ed%92%88-%ed%81%ac%eb%9e%99-%eb%8b%a4/