1 /* -*- c++ -*- */ 2 /* 3 * Copyright 2005-2011,2013 Free Software Foundation, Inc. 4 * 5 * This file is part of GNU Radio 6 * 7 * GNU Radio is free software; you can redistribute it and/or modify 8 * it under the terms of the GNU General Public License as published by 9 * the Free Software Foundation; either version 3, or (at your option) 10 * any later version. 11 * 12 * GNU Radio is distributed in the hope that it will be useful, 13 * but WITHOUT ANY WARRANTY; without even the implied warranty of 14 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the 15 * GNU General Public License for more details. 16 * 17 * You should have received a copy of the GNU General Public License 18 * along with GNU Radio; see the file COPYING. If not, write to 19 * the Free Software Foundation, Inc., 51 Franklin Street, 20 * Boston, MA 02110-1301, USA. 21 */ 22 23 #ifndef INCLUDED_GR_THROTTLE_IMPL_H 24 #define INCLUDED_GR_THROTTLE_IMPL_H 25 26 #include <gnuradio/blocks/throttle.h> 27 28 namespace gr { 29 namespace blocks { 30 31 class throttle_impl : public throttle 32 { 33 private: 34 boost::system_time d_start; 35 size_t d_itemsize; 36 uint64_t d_total_samples; 37 double d_samps_per_tick, d_samps_per_us; 38 bool d_ignore_tags; 39 40 public: 41 throttle_impl(size_t itemsize, double samples_per_sec, bool ignore_tags = true); 42 ~throttle_impl(); 43 44 // Overloading gr::block::start to reset timer 45 bool start(); 46 47 void setup_rpc(); 48 49 void set_sample_rate(double rate); 50 double sample_rate() const; 51 52 int work(int noutput_items, 53 gr_vector_const_void_star& input_items, 54 gr_vector_void_star& output_items); 55 }; 56 57 } /* namespace blocks */ 58 } /* namespace gr */ 59 60 #endif /* INCLUDED_GR_THROTTLE_IMPL_H */ 61