Updated on Dec 11, 2019
1. Add the function of controlling single-screen high-definition, and selecting the frame when switching will fix the problem;
2. Database encryption and XML encryption to achieve version compatibility;
3. Add regional alarm settings and draw related UI to add animation;
4. Added AiPlay interface playback logic (face frame display, snap comparison display);
5. Added .XVR UTC settings added;
and many more
