GNU Radio 3.5.3.2 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_GR_HISTO_SINK_F_H 00024 #define INCLUDED_GR_HISTO_SINK_F_H 00025 00026 #include <gr_core_api.h> 00027 #include <gr_sync_block.h> 00028 #include <gr_msg_queue.h> 00029 #include <gruel/thread.h> 00030 00031 class gr_histo_sink_f; 00032 typedef boost::shared_ptr<gr_histo_sink_f> gr_histo_sink_f_sptr; 00033 00034 GR_CORE_API gr_histo_sink_f_sptr gr_make_histo_sink_f (gr_msg_queue_sptr msgq); 00035 00036 /*! 00037 * \brief Histogram module. 00038 * \ingroup sink_blk 00039 */ 00040 class GR_CORE_API gr_histo_sink_f : public gr_sync_block 00041 { 00042 private: 00043 gr_msg_queue_sptr d_msgq; 00044 unsigned int d_num_bins; 00045 unsigned int d_frame_size; 00046 unsigned int d_sample_count; 00047 unsigned int *d_bins; 00048 float *d_samps; 00049 gruel::mutex d_mutex; 00050 00051 friend GR_CORE_API gr_histo_sink_f_sptr gr_make_histo_sink_f (gr_msg_queue_sptr msgq); 00052 gr_histo_sink_f (gr_msg_queue_sptr msgq); 00053 void send_frame(void); 00054 void clear(void); 00055 00056 public: 00057 ~gr_histo_sink_f (void); 00058 00059 int work (int noutput_items, 00060 gr_vector_const_void_star &input_items, 00061 gr_vector_void_star &output_items); 00062 00063 unsigned int get_frame_size(void); 00064 unsigned int get_num_bins(void); 00065 00066 void set_frame_size(unsigned int frame_size); 00067 void set_num_bins(unsigned int num_bins); 00068 00069 }; 00070 00071 #endif /* INCLUDED_GR_HISTO_SINK_F_H */