search_record interface
- Definition：
int _stdcall search_record(const char *camera_id, SYSTEMTIME start_time, SYSTEMTIME end_time, int status, RECORD_SEARCH_RESULT **result);
- Parameter：
camera_id:[in]，The camera's ID
start_time:[in]，The start time of searching
end_time:[in]，The end time of searching
status:[in]，Some type of alarm occur, if =0, this parameter is invalid
result:[out]，The point to results for Searching
- Return：
>0, success, is the count of record which is searched, esle is failed
- Explain：
Search the records which have completed