public unsafe static extern int EagleData_ReadOneRealtimeFrame( EagleData_CcdRecord_Id ccd_rec_id, int column, int line, int color_depth, out string data_buf, int data_buf_len, out string head_buf, int head_buf_len);
public unsafe static extern int EagleData_DeleteRecord(EagleData_Record_Id rec_id, EagleData_CcdRecord_Id ccd_rec_id);
public unsafe static extern int EagleData_CheckOneFrame( EagleData_Record_Id rec_id, EagleData_CcdRecord_Id ccd_rec_id, int frame_index, out long err_pix);
public unsafe static extern int EagleData_ReadInfoTxtFile( EagleData_Record_Id rec_id, EagleData_CcdRecord_Id ccd_rec_id, out string buf, ref int buf_size);
public unsafe static extern int EagleData_Read512InsideFrame( EagleData_Record_Id rec_id, EagleData_CcdRecord_Id ccd_rec_id, long frame_index, long offset, out string buf);
public unsafe static extern int EagleData_ReadOneStoredFrame(EagleData_Record_Id rec_id, EagleData_CcdRecord_Id ccd_rec_id, int frame_index, [MarshalAs(UnmanagedType.LPArray)] byte[] data_buf, int data_buf_len, [MarshalAs(UnmanagedType.LPArray)] byte[] head_buf, int head_buf_len);