按时间点开关机参数结构体。
struct{ BYTE byEnable; BYTE bySwitchType; BYTE byRes1[2]; NET_DVR_SYSTEM_TIME struTimePoint; BYTE byRes2[16]; }NET_DVR_SWITCH_TIME_POINT,*LPNET_DVR_SWITCH_TIME_POINT;
NET_DVR_TIME_SWITCH_CFG