baz_gate.h
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/* -*- c++ -*- */
/*
* Copyright 2004,2013 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.
*/
/*
* gr-baz by Balint Seeber (http://spench.net/contact)
* Information, documentation & samples: http://wiki.spench.net/wiki/gr-baz
*/
#ifndef INCLUDED_BAZ_GATE_H
#define INCLUDED_BAZ_GATE_H
#include <gnuradio/sync_block.h>
//#include <gnuradio/msg_queue.h>
#include <uhd/types/time_spec.hpp>
#include <gnuradio/thread/thread.h>
class BAZ_API baz_gate;
/*
* We use boost::shared_ptr's instead of raw pointers for all access
* to gr::blocks (and many other data structures). The shared_ptr gets
* us transparent reference counting, which greatly simplifies storage
* management issues. This is especially helpful in our hybrid
* C++ / Python system.
*
* See http://www.boost.org/libs/smart_ptr/smart_ptr.htm
*
* As a convention, the _sptr suffix indicates a boost::shared_ptr
*/
typedef boost::shared_ptr<baz_gate> baz_gate_sptr;
/*!
* \brief Return a shared_ptr to a new instance of baz_gate.
*
* To avoid accidental use of raw pointers, baz_gate's
* constructor is private. howto_make_square2_ff is the public
* interface for creating new instances.
*/
BAZ_API baz_gate_sptr baz_make_gate (int item_size, bool block = true, float threshold = 1.0, int trigger_length = 0, bool tag = false, double delay = 0.0, int sample_rate = 0, bool no_delay = false, bool verbose = true, bool retriggerable = false, const std::string& length_tag_name = "", bool complete_output = false, bool byte_trigger = false, const std::string& trigger_tag_name = "");
/*!
* \brief square2 a stream of floats.
* \ingroup block
*
* This uses the preferred technique: subclassing gr::sync_block.
*/
class BAZ_API baz_gate : public gr::block
{
private:
// The friend declaration allows howto_make_square2_ff to
// access the private constructor.
friend BAZ_API baz_gate_sptr baz_make_gate (int item_size, bool block, float threshold, int trigger_length, bool tag, double delay, int sample_rate, bool no_delay, bool verbose, bool retriggerable, const std::string& length_tag_name, bool complete_output, bool byte_trigger, const std::string& trigger_tag_name);
baz_gate (int item_size, bool block, float threshold, int trigger_length, bool tag, double delay, int sample_rate, bool no_delay, bool verbose, bool retriggerable, const std::string& length_tag_name, bool complete_output, bool byte_trigger, const std::string& trigger_tag_name); // private constructor
int d_item_size;
bool d_block;
float d_threshold;
int d_trigger_length;
int d_trigger_count;
bool d_tag;
double d_delay;
uhd::time_spec_t d_last_time;
uint64_t d_time_offset;
int d_sample_rate;
bool d_in_burst;
int d_output_index;
bool d_no_delay;
gr::thread::mutex d_mutex;
bool d_verbose;
bool d_retriggerable;
int d_flush_length;
int d_flush_count;
int d_burst_sample_count;
pmt::pmt_t d_length_tag_name;
bool d_complete_output;
int d_remaining_to_complete;
bool d_byte_trigger;
pmt::pmt_t d_trigger_tag_name;
public:
~baz_gate (); // public destructor
void set_blocking(bool enable);
void set_threshold(float threshold);
void set_trigger_length(int trigger_length);
void set_tagging(bool enable);
void set_delay(double delay);
void set_sample_rate(int sample_rate);
void set_no_delay(bool no_delay);
void forecast(int noutput_items, gr_vector_int &ninput_items_required);
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_BAZ_NATIVE_MUX_H */
BAZ_API
#define BAZ_API
Definition: api.h:19
baz_gate
class BAZ_API baz_gate
Definition: baz_gate.h:36
baz_make_gate
BAZ_API baz_gate_sptr baz_make_gate(int item_size, bool block=true, float threshold=1.0, int trigger_length=0, bool tag=false, double delay=0.0, int sample_rate=0, bool no_delay=false, bool verbose=true, bool retriggerable=false, const std::string &length_tag_name="", bool complete_output=false, bool byte_trigger=false, const std::string &trigger_tag_name="")
Return a shared_ptr to a new instance of baz_gate.
baz_gate
square2 a stream of floats.
Definition: baz_gate.h:67
baz_gate::set_tagging
void set_tagging(bool enable)
baz_gate::set_blocking
void set_blocking(bool enable)
baz_gate::set_threshold
void set_threshold(float threshold)
baz_gate::~baz_gate
~baz_gate()
baz_gate::set_no_delay
void set_no_delay(bool no_delay)
baz_gate::set_trigger_length
void set_trigger_length(int trigger_length)
baz_gate::forecast
void forecast(int noutput_items, gr_vector_int &ninput_items_required)
baz_gate::baz_make_gate
friend BAZ_API baz_gate_sptr baz_make_gate(int item_size, bool block, float threshold, int trigger_length, bool tag, double delay, int sample_rate, bool no_delay, bool verbose, bool retriggerable, const std::string &length_tag_name, bool complete_output, bool byte_trigger, const std::string &trigger_tag_name)
Return a shared_ptr to a new instance of baz_gate.
baz_gate::set_delay
void set_delay(double delay)
baz_gate::general_work
int general_work(int noutput_items, gr_vector_int &ninput_items, gr_vector_const_void_star &input_items, gr_vector_void_star &output_items)
baz_gate::set_sample_rate
void set_sample_rate(int sample_rate)