subsectime        725 modules/dng.c      long subsectime;
subsectime        740 modules/dng.c          subsectime = (camera_info.state.shutter_open_tick_count - camera_info.tick_count_offset) % 1000;
subsectime        742 modules/dng.c          datetime = camera_info.state.shutter_open_time + ((cam_shutter[0] + (subsectime * 1000)) / 1000000);
subsectime        749 modules/dng.c          subsectime = (get_tick_count() - camera_info.tick_count_offset) % 1000;
subsectime        753 modules/dng.c      sprintf(cam_subsectime, "%02d", subsectime/10);     // camera tick count is only accurate to 10 msec intervals