GNU Radio 3.6.5 C++ API
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00001 /* -*- c++ -*- */ 00002 /* 00003 * Copyright 2009 Free Software Foundation, Inc. 00004 * 00005 * This file is part of GNU Radio 00006 * 00007 * GNU Radio is free software; you can redistribute it and/or modify 00008 * it under the terms of the GNU General Public License as published by 00009 * the Free Software Foundation; either version 3, or (at your option) 00010 * any later version. 00011 * 00012 * GNU Radio is distributed in the hope that it will be useful, 00013 * but WITHOUT ANY WARRANTY; without even the implied warranty of 00014 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the 00015 * GNU General Public License for more details. 00016 * 00017 * You should have received a copy of the GNU General Public License 00018 * along with GNU Radio; see the file COPYING. If not, write to 00019 * the Free Software Foundation, Inc., 51 Franklin Street, 00020 * Boston, MA 02110-1301, USA. 00021 */ 00022 00023 #ifndef INCLUDED_NOAA_HRPT_DECODER_H 00024 #define INCLUDED_NOAA_HRPT_DECODER_H 00025 00026 #include <noaa_api.h> 00027 #include <gr_sync_block.h> 00028 00029 class noaa_hrpt_decoder; 00030 typedef boost::shared_ptr<noaa_hrpt_decoder> noaa_hrpt_decoder_sptr; 00031 00032 NOAA_API noaa_hrpt_decoder_sptr 00033 noaa_make_hrpt_decoder(bool verbose, bool output_files); 00034 00035 /*! 00036 * \brief NOAA HRPT Decoder 00037 * \ingroup noaa_blk 00038 */ 00039 class NOAA_API noaa_hrpt_decoder : public gr_sync_block 00040 { 00041 friend NOAA_API noaa_hrpt_decoder_sptr noaa_make_hrpt_decoder(bool verbose, bool output_files); 00042 noaa_hrpt_decoder(bool verbose, bool output_files); 00043 00044 // Configuration 00045 bool d_verbose; 00046 bool d_output_files; 00047 00048 // Frame-level state 00049 unsigned short d_current_word; 00050 unsigned int d_word_num; 00051 int d_frames_seen; 00052 00053 // Minor frame number 00054 int d_current_mfnum; 00055 int d_expected_mfnum; 00056 int d_seq_errs; 00057 00058 // Spacecraft address 00059 int d_address; 00060 00061 // Minor frame timestamp 00062 int d_day_of_year; 00063 int d_milliseconds; 00064 int d_last_time; 00065 00066 void process_mfnum(); 00067 void process_address(); 00068 void process_day_of_year(); 00069 void process_milli1(); 00070 void process_milli2(); 00071 void process_milli3(); 00072 00073 public: 00074 ~noaa_hrpt_decoder(); 00075 00076 int work(int noutput_items, 00077 gr_vector_const_void_star &input_items, 00078 gr_vector_void_star &output_items); 00079 }; 00080 00081 #endif /* INCLUDED_NOAA_HRPT_DECODER_H */