diff options
Diffstat (limited to 'gr-noaa/lib')
| -rw-r--r-- | gr-noaa/lib/CMakeLists.txt | 60 | ||||
| -rw-r--r-- | gr-noaa/lib/noaa_api.h | 33 | ||||
| -rw-r--r-- | gr-noaa/lib/noaa_hrpt.h | 39 | ||||
| -rw-r--r-- | gr-noaa/lib/noaa_hrpt_decoder.cc | 200 | ||||
| -rw-r--r-- | gr-noaa/lib/noaa_hrpt_decoder.h | 77 | ||||
| -rw-r--r-- | gr-noaa/lib/noaa_hrpt_deframer.cc | 126 | ||||
| -rw-r--r-- | gr-noaa/lib/noaa_hrpt_deframer.h | 58 | ||||
| -rw-r--r-- | gr-noaa/lib/noaa_hrpt_pll_cf.cc | 83 | ||||
| -rw-r--r-- | gr-noaa/lib/noaa_hrpt_pll_cf.h | 56 |
9 files changed, 0 insertions, 732 deletions
diff --git a/gr-noaa/lib/CMakeLists.txt b/gr-noaa/lib/CMakeLists.txt deleted file mode 100644 index 3f369f8af..000000000 --- a/gr-noaa/lib/CMakeLists.txt +++ /dev/null @@ -1,60 +0,0 @@ -# Copyright 2011 Free Software Foundation, Inc. -# -# This file is part of GNU Radio -# -# GNU Radio is free software; you can redistribute it and/or modify -# it under the terms of the GNU General Public License as published by -# the Free Software Foundation; either version 3, or (at your option) -# any later version. -# -# GNU Radio is distributed in the hope that it will be useful, -# but WITHOUT ANY WARRANTY; without even the implied warranty of -# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the -# GNU General Public License for more details. -# -# You should have received a copy of the GNU General Public License -# along with GNU Radio; see the file COPYING. If not, write to -# the Free Software Foundation, Inc., 51 Franklin Street, -# Boston, MA 02110-1301, USA. - -######################################################################## -# Setup the include and linker paths -######################################################################## -include_directories( - ${GR_NOAA_INCLUDE_DIRS} - ${GNURADIO_CORE_INCLUDE_DIRS} - ${GRUEL_INCLUDE_DIRS} - ${Boost_INCLUDE_DIRS} -) - -link_directories(${Boost_LIBRARY_DIRS}) - -######################################################################## -# Setup library -######################################################################## -list(APPEND gr_noaa_sources - noaa_hrpt_decoder.cc - noaa_hrpt_deframer.cc - noaa_hrpt_pll_cf.cc -) - -list(APPEND noaa_libs - gnuradio-core - ${Boost_LIBRARIES} -) - -add_library(gnuradio-noaa SHARED ${gr_noaa_sources}) -target_link_libraries(gnuradio-noaa ${noaa_libs}) -GR_LIBRARY_FOO(gnuradio-noaa RUNTIME_COMPONENT "noaa_runtime" DEVEL_COMPONENT "noaa_devel") - -######################################################################## -# Install header files -######################################################################## -install(FILES - noaa_api.h - noaa_hrpt_decoder.h - noaa_hrpt_deframer.h - noaa_hrpt_pll_cf.h - DESTINATION ${GR_INCLUDE_DIR}/gnuradio - COMPONENT "noaa_devel" -) diff --git a/gr-noaa/lib/noaa_api.h b/gr-noaa/lib/noaa_api.h deleted file mode 100644 index d3c3fbf2d..000000000 --- a/gr-noaa/lib/noaa_api.h +++ /dev/null @@ -1,33 +0,0 @@ -/* - * Copyright 2011 Free Software Foundation, Inc. - * - * This file is part of GNU Radio - * - * GNU Radio is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License as published by - * the Free Software Foundation; either version 3, or (at your option) - * any later version. - * - * GNU Radio is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with GNU Radio; see the file COPYING. If not, write to - * the Free Software Foundation, Inc., 51 Franklin Street, - * Boston, MA 02110-1301, USA. - */ - -#ifndef INCLUDED_NOAA_API_H -#define INCLUDED_NOAA_API_H - -#include <gruel/attributes.h> - -#ifdef gnuradio_noaa_EXPORTS -# define NOAA_API __GR_ATTR_EXPORT -#else -# define NOAA_API __GR_ATTR_IMPORT -#endif - -#endif /* INCLUDED_NOAA_API_H */ diff --git a/gr-noaa/lib/noaa_hrpt.h b/gr-noaa/lib/noaa_hrpt.h deleted file mode 100644 index f0f0e53f4..000000000 --- a/gr-noaa/lib/noaa_hrpt.h +++ /dev/null @@ -1,39 +0,0 @@ -/* -*- c++ -*- */ -/* - * Copyright 2009 Free Software Foundation, Inc. - * - * This file is part of GNU Radio - * - * GNU Radio is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License as published by - * the Free Software Foundation; either version 3, or (at your option) - * any later version. - * - * GNU Radio is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with GNU Radio; see the file COPYING. If not, write to - * the Free Software Foundation, Inc., 51 Franklin Street, - * Boston, MA 02110-1301, USA. - */ - -#ifndef INCLUDED_NOAA_HRPT_H -#define INCLUDED_NOAA_HRPT_H - -#define HRPT_SYNC1 0x0284 -#define HRPT_SYNC2 0x016F -#define HRPT_SYNC3 0x035C -#define HRPT_SYNC4 0x019D -#define HRPT_SYNC5 0x020F -#define HRPT_SYNC6 0x0095 - -#define HRPT_MINOR_FRAME_SYNC 0x0A116FD719D83C95LL - -#define HRPT_SYNC_WORDS 6 -#define HRPT_MINOR_FRAME_WORDS 11090 -#define HRPT_BITS_PER_WORD 10 - -#endif /* INCLUDED_NOAA_HRPT_H */ diff --git a/gr-noaa/lib/noaa_hrpt_decoder.cc b/gr-noaa/lib/noaa_hrpt_decoder.cc deleted file mode 100644 index d6a063285..000000000 --- a/gr-noaa/lib/noaa_hrpt_decoder.cc +++ /dev/null @@ -1,200 +0,0 @@ -/* -*- c++ -*- */ -/* - * Copyright 2009 Free Software Foundation, Inc. - * - * This file is part of GNU Radio - * - * GNU Radio is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License as published by - * the Free Software Foundation; either version 3, or (at your option) - * any later version. - * - * GNU Radio is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with GNU Radio; see the file COPYING. If not, write to - * the Free Software Foundation, Inc., 51 Franklin Street, - * Boston, MA 02110-1301, USA. - */ - -#ifdef HAVE_CONFIG_H -#include "config.h" -#endif - -#include <noaa_hrpt_decoder.h> -#include <noaa_hrpt.h> -#include <gr_io_signature.h> -#include <cstdio> - -static const char *hrpt_ids[] = { - "000000", - "NOAA11", - "000002", - "NOAA16", - "000004", - "000005", - "000006", - "NOAA15", - "000008", - "NOAA12", - "000010", - "NOAA17", - "000012", - "NOAA18", - "000014", - "NOAA19" -}; - -noaa_hrpt_decoder_sptr -noaa_make_hrpt_decoder(bool verbose, bool output_files) -{ - return gnuradio::get_initial_sptr(new noaa_hrpt_decoder(verbose, output_files)); -} - -noaa_hrpt_decoder::noaa_hrpt_decoder(bool verbose, bool output_files) - : gr_sync_block("noaa_hrpt_decoder", - gr_make_io_signature(1, 1, sizeof(short)), - gr_make_io_signature(0, 0, 0)), - d_verbose(verbose), - d_output_files(output_files), - d_word_num(0), - d_frames_seen(0), - d_current_mfnum(0), - d_expected_mfnum(0), - d_seq_errs(0), - d_address(0), - d_day_of_year(0), - d_milliseconds(0), - d_last_time(0) -{ - // Start of capture processing here -} - -int -noaa_hrpt_decoder::work(int noutput_items, - gr_vector_const_void_star &input_items, - gr_vector_void_star &output_items) -{ - const unsigned short *in = (const unsigned short*)input_items[0]; - - int i = 0; - while (i < noutput_items) { - d_current_word = in[i++] & 0x3FF; - d_word_num++; - - // Per HRPT word processing here - - switch (d_word_num) { - case 7: - process_mfnum(); - process_address(); - break; - - case 9: - process_day_of_year(); - break; - - case 10: - process_milli1(); - break; - - case 11: - process_milli2(); - break; - - case 12: - process_milli3(); - break; - - default: - break; - } - - if (d_word_num == HRPT_MINOR_FRAME_WORDS) { - - // End of minor frame processing here - d_frames_seen++; - d_word_num = 0; - fprintf(stderr, "\n"); - } - } - - return i; -} - -void -noaa_hrpt_decoder::process_mfnum() -{ - d_current_mfnum = (d_current_word & 0x180) >> 7; - - if (d_verbose) - fprintf(stderr, "MF:"); - - if (d_current_mfnum != d_expected_mfnum && d_frames_seen > 0) { - d_seq_errs++; - - if (d_verbose) - fprintf(stderr, "*"); - } - else - if (d_verbose) - fprintf(stderr, " "); - - if (d_verbose) - fprintf(stderr, "%i ", d_current_mfnum); - d_expected_mfnum = (d_current_mfnum == 3) ? 1 : d_current_mfnum+1; -} - -void -noaa_hrpt_decoder::process_address() -{ - d_address = ((d_current_word & 0x078) >> 3) & 0x000F; - - if (d_verbose) - fprintf(stderr, "SA: %s ", hrpt_ids[d_address]); -} - -void -noaa_hrpt_decoder::process_day_of_year() -{ - d_day_of_year = d_current_word >> 1; - - if (d_verbose) - fprintf(stderr, "DOY: %3i ", d_day_of_year); -} - -void -noaa_hrpt_decoder::process_milli1() -{ - d_milliseconds = (d_current_word & 0x7F) << 20; -} - -void -noaa_hrpt_decoder::process_milli2() -{ - d_milliseconds |= (d_current_word << 10); -} - -void -noaa_hrpt_decoder::process_milli3() -{ - d_milliseconds |= d_current_word; - int delta = d_milliseconds - d_last_time; - d_last_time = d_milliseconds; - - if (d_verbose) - fprintf(stderr, "MS: %8i DT: %8i", d_milliseconds, delta); -} - -noaa_hrpt_decoder::~noaa_hrpt_decoder() -{ - // End of capture processing here - - if (d_verbose) { - fprintf(stderr, "Frames seen: %10i\n", d_frames_seen); - fprintf(stderr, "Sequence errors: %10i\n", d_seq_errs); - } -} diff --git a/gr-noaa/lib/noaa_hrpt_decoder.h b/gr-noaa/lib/noaa_hrpt_decoder.h deleted file mode 100644 index 3b3214b72..000000000 --- a/gr-noaa/lib/noaa_hrpt_decoder.h +++ /dev/null @@ -1,77 +0,0 @@ -/* -*- c++ -*- */ -/* - * Copyright 2009 Free Software Foundation, Inc. - * - * This file is part of GNU Radio - * - * GNU Radio is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License as published by - * the Free Software Foundation; either version 3, or (at your option) - * any later version. - * - * GNU Radio is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with GNU Radio; see the file COPYING. If not, write to - * the Free Software Foundation, Inc., 51 Franklin Street, - * Boston, MA 02110-1301, USA. - */ - -#ifndef INCLUDED_NOAA_HRPT_DECODER_H -#define INCLUDED_NOAA_HRPT_DECODER_H - -#include <noaa_api.h> -#include <gr_sync_block.h> - -class noaa_hrpt_decoder; -typedef boost::shared_ptr<noaa_hrpt_decoder> noaa_hrpt_decoder_sptr; - -NOAA_API noaa_hrpt_decoder_sptr -noaa_make_hrpt_decoder(bool verbose, bool output_files); - -class NOAA_API noaa_hrpt_decoder : public gr_sync_block -{ - friend NOAA_API noaa_hrpt_decoder_sptr noaa_make_hrpt_decoder(bool verbose, bool output_files); - noaa_hrpt_decoder(bool verbose, bool output_files); - - // Configuration - bool d_verbose; - bool d_output_files; - - // Frame-level state - unsigned short d_current_word; - unsigned int d_word_num; - int d_frames_seen; - - // Minor frame number - int d_current_mfnum; - int d_expected_mfnum; - int d_seq_errs; - - // Spacecraft address - int d_address; - - // Minor frame timestamp - int d_day_of_year; - int d_milliseconds; - int d_last_time; - - void process_mfnum(); - void process_address(); - void process_day_of_year(); - void process_milli1(); - void process_milli2(); - void process_milli3(); - -public: - ~noaa_hrpt_decoder(); - - int work(int noutput_items, - gr_vector_const_void_star &input_items, - gr_vector_void_star &output_items); -}; - -#endif /* INCLUDED_NOAA_HRPT_DECODER_H */ diff --git a/gr-noaa/lib/noaa_hrpt_deframer.cc b/gr-noaa/lib/noaa_hrpt_deframer.cc deleted file mode 100644 index d668ccad3..000000000 --- a/gr-noaa/lib/noaa_hrpt_deframer.cc +++ /dev/null @@ -1,126 +0,0 @@ -/* -*- c++ -*- */ -/* - * Copyright 2009 Free Software Foundation, Inc. - * - * This file is part of GNU Radio - * - * GNU Radio is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License as published by - * the Free Software Foundation; either version 3, or (at your option) - * any later version. - * - * GNU Radio is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with GNU Radio; see the file COPYING. If not, write to - * the Free Software Foundation, Inc., 51 Franklin Street, - * Boston, MA 02110-1301, USA. - */ - -#ifdef HAVE_CONFIG_H -#include "config.h" -#endif - -#include <noaa_hrpt_deframer.h> -#include <gr_io_signature.h> -#include <noaa_hrpt.h> -#include <cstring> -#include <cstdio> - -#define ST_IDLE 0 -#define ST_SYNCED 1 - -noaa_hrpt_deframer_sptr -noaa_make_hrpt_deframer() -{ - return gnuradio::get_initial_sptr(new noaa_hrpt_deframer()); -} - -noaa_hrpt_deframer::noaa_hrpt_deframer() - : gr_block("noaa_hrpt_deframer", - gr_make_io_signature(1, 1, sizeof(char)), - gr_make_io_signature(1, 1, sizeof(short))) -{ - set_output_multiple(6); // room for writing full sync when received - d_mid_bit = true; - d_last_bit = 0; - enter_idle(); -} - -void -noaa_hrpt_deframer::enter_idle() -{ - d_state = ST_IDLE; -} - -void -noaa_hrpt_deframer::enter_synced() -{ - d_state = ST_SYNCED; - d_bit_count = HRPT_BITS_PER_WORD; - d_word_count = HRPT_MINOR_FRAME_WORDS-HRPT_SYNC_WORDS; - d_word = 0; -} - -int -noaa_hrpt_deframer::general_work(int noutput_items, - gr_vector_int &ninput_items, - gr_vector_const_void_star &input_items, - gr_vector_void_star &output_items) -{ - int ninputs = ninput_items[0]; - const char *in = (const char *)input_items[0]; - unsigned short *out = (unsigned short *)output_items[0]; - - int i = 0, j = 0; - while (i < ninputs && j < noutput_items) { - char bit = in[i++]; - char diff = bit^d_last_bit; - d_last_bit = bit; - - // Wait for transition if not synced, otherwise, alternate bits - if (d_mid_bit && (diff | (d_state == ST_SYNCED))) { - switch (d_state) { - case ST_IDLE: - d_shifter = (d_shifter << 1) | bit; // MSB transmitted first - - if ((d_shifter & 0x0FFFFFFFFFFFFFFFLL) == HRPT_MINOR_FRAME_SYNC) { - out[j++] = HRPT_SYNC1; - out[j++] = HRPT_SYNC2; - out[j++] = HRPT_SYNC3; - out[j++] = HRPT_SYNC4; - out[j++] = HRPT_SYNC5; - out[j++] = HRPT_SYNC6; - enter_synced(); - } - break; - - case ST_SYNCED: - d_word = (d_word << 1) | bit; // MSB transmitted first - if (--d_bit_count == 0) { - out[j++] = d_word; - d_word = 0; - d_bit_count = HRPT_BITS_PER_WORD; - if (--d_word_count == 0) { - enter_idle(); - } - } - break; - - default: - throw std::runtime_error("noaa_hrpt_deframer: bad state\n"); - } - - d_mid_bit = false; - } - else { - d_mid_bit = true; - } - } - - consume_each(i); - return j; -} diff --git a/gr-noaa/lib/noaa_hrpt_deframer.h b/gr-noaa/lib/noaa_hrpt_deframer.h deleted file mode 100644 index 475ad90f6..000000000 --- a/gr-noaa/lib/noaa_hrpt_deframer.h +++ /dev/null @@ -1,58 +0,0 @@ -/* -*- c++ -*- */ -/* - * Copyright 2009 Free Software Foundation, Inc. - * - * This file is part of GNU Radio - * - * GNU Radio is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License as published by - * the Free Software Foundation; either version 3, or (at your option) - * any later version. - * - * GNU Radio is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with GNU Radio; see the file COPYING. If not, write to - * the Free Software Foundation, Inc., 51 Franklin Street, - * Boston, MA 02110-1301, USA. - */ - -#ifndef INCLUDED_NOAA_HRPT_DEFRAMER_H -#define INCLUDED_NOAA_HRPT_DEFRAMER_H - -#include <noaa_api.h> -#include <gr_block.h> - -class noaa_hrpt_deframer; -typedef boost::shared_ptr<noaa_hrpt_deframer> noaa_hrpt_deframer_sptr; - -NOAA_API noaa_hrpt_deframer_sptr -noaa_make_hrpt_deframer(); - -class NOAA_API noaa_hrpt_deframer : public gr_block -{ - friend NOAA_API noaa_hrpt_deframer_sptr noaa_make_hrpt_deframer(); - noaa_hrpt_deframer(); - - unsigned int d_state; - bool d_mid_bit; - unsigned char d_last_bit; - unsigned int d_bit_count; - unsigned int d_word_count; - unsigned long long d_shifter; // 60 bit sync word - unsigned short d_word; // 10 bit HRPT word - - void enter_idle(); - void enter_synced(); - -public: - int general_work(int noutput_items, - gr_vector_int &ninput_items, - gr_vector_const_void_star &input_items, - gr_vector_void_star &output_items); -}; - -#endif /* INCLUDED_NOAA_HRPT_DEFRAMER_H */ diff --git a/gr-noaa/lib/noaa_hrpt_pll_cf.cc b/gr-noaa/lib/noaa_hrpt_pll_cf.cc deleted file mode 100644 index ea948f04b..000000000 --- a/gr-noaa/lib/noaa_hrpt_pll_cf.cc +++ /dev/null @@ -1,83 +0,0 @@ -/* -*- c++ -*- */ -/* - * Copyright 2009 Free Software Foundation, Inc. - * - * This file is part of GNU Radio - * - * GNU Radio is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License as published by - * the Free Software Foundation; either version 3, or (at your option) - * any later version. - * - * GNU Radio is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with GNU Radio; see the file COPYING. If not, write to - * the Free Software Foundation, Inc., 51 Franklin Street, - * Boston, MA 02110-1301, USA. - */ - -#ifdef HAVE_CONFIG_H -#include "config.h" -#endif - -#include <noaa_hrpt_pll_cf.h> -#include <gr_io_signature.h> -#include <gr_math.h> -#include <gr_sincos.h> - -#define M_TWOPI (2*M_PI) - -noaa_hrpt_pll_cf_sptr -noaa_make_hrpt_pll_cf(float alpha, float beta, float max_offset) -{ - return gnuradio::get_initial_sptr(new noaa_hrpt_pll_cf(alpha, beta, max_offset)); -} - -noaa_hrpt_pll_cf::noaa_hrpt_pll_cf(float alpha, float beta, float max_offset) - : gr_sync_block("noaa_hrpt_pll_cf", - gr_make_io_signature(1, 1, sizeof(gr_complex)), - gr_make_io_signature(1, 1, sizeof(float))), - d_alpha(alpha), d_beta(beta), d_max_offset(max_offset), - d_phase(0.0), d_freq(0.0) -{ -} - -float -phase_wrap(float phase) -{ - while (phase < -M_PI) - phase += M_TWOPI; - while (phase > M_PI) - phase -= M_TWOPI; - - return phase; -} - -int -noaa_hrpt_pll_cf::work(int noutput_items, - gr_vector_const_void_star &input_items, - gr_vector_void_star &output_items) -{ - const gr_complex *in = (const gr_complex *) input_items[0]; - float *out = (float *) output_items[0]; - - for (int i = 0; i < noutput_items; i++) { - - // Generate and mix out carrier - float re, im; - gr_sincosf(d_phase, &im, &re); - out[i] = (in[i]*gr_complex(re, -im)).imag(); - - // Adjust PLL phase/frequency - float error = phase_wrap(gr_fast_atan2f(in[i].imag(), in[i].real()) - d_phase); - d_freq = gr_branchless_clip(d_freq + error*d_beta, d_max_offset); - d_phase = phase_wrap(d_phase + error*d_alpha + d_freq); - - } - - return noutput_items; -} diff --git a/gr-noaa/lib/noaa_hrpt_pll_cf.h b/gr-noaa/lib/noaa_hrpt_pll_cf.h deleted file mode 100644 index 178dccfb3..000000000 --- a/gr-noaa/lib/noaa_hrpt_pll_cf.h +++ /dev/null @@ -1,56 +0,0 @@ -/* -*- c++ -*- */ -/* - * Copyright 2009 Free Software Foundation, Inc. - * - * This file is part of GNU Radio - * - * GNU Radio is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License as published by - * the Free Software Foundation; either version 3, or (at your option) - * any later version. - * - * GNU Radio is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with GNU Radio; see the file COPYING. If not, write to - * the Free Software Foundation, Inc., 51 Franklin Street, - * Boston, MA 02110-1301, USA. - */ - -#ifndef INCLUDED_NOAA_HRPT_PLL_CF_H -#define INCLUDED_NOAA_HRPT_PLL_CF_H - -#include <noaa_api.h> -#include <gr_sync_block.h> - -class noaa_hrpt_pll_cf; -typedef boost::shared_ptr<noaa_hrpt_pll_cf> noaa_hrpt_pll_cf_sptr; - -NOAA_API noaa_hrpt_pll_cf_sptr -noaa_make_hrpt_pll_cf(float alpha, float beta, float max_offset); - -class NOAA_API noaa_hrpt_pll_cf : public gr_sync_block -{ - friend NOAA_API noaa_hrpt_pll_cf_sptr noaa_make_hrpt_pll_cf(float alpha, float beta, float max_offset); - noaa_hrpt_pll_cf(float alpha, float beta, float max_offset); - - float d_alpha; // 1st order loop constant - float d_beta; // 2nd order loop constant - float d_max_offset; // Maximum frequency offset, radians/sample - float d_phase; // Instantaneous carrier phase - float d_freq; // Instantaneous carrier frequency, radians/sample - - public: - virtual int work(int noutput_items, - gr_vector_const_void_star &input_items, - gr_vector_void_star &output_items); - - void set_alpha(float alpha) { d_alpha = alpha; } - void set_beta(float beta) { d_beta = beta; } - void set_max_offset(float max_offset) { d_max_offset = max_offset; } -}; - -#endif /* INCLUDED_NOAA_HRPT_PLL_CF_H */ |