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author | Tom Rondeau | 2012-10-31 16:28:53 -0400 |
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committer | Tom Rondeau | 2012-10-31 16:28:53 -0400 |
commit | ac9430cd39bf12395952ca49b1966ec428fdadf3 (patch) | |
tree | c0458aace8a79df8a0595b837c709d5b982ce33f /gr-analog/lib/squelch_base_cc_impl.h | |
parent | fa4f1c2fcec8536c9d71607a0a710878cb6010ff (diff) | |
parent | 21beb2a5dc1e589873b49836190c3caf354c86f7 (diff) | |
download | gnuradio-ac9430cd39bf12395952ca49b1966ec428fdadf3.tar.gz gnuradio-ac9430cd39bf12395952ca49b1966ec428fdadf3.tar.bz2 gnuradio-ac9430cd39bf12395952ca49b1966ec428fdadf3.zip |
Merge branch 'analog'
Diffstat (limited to 'gr-analog/lib/squelch_base_cc_impl.h')
-rw-r--r-- | gr-analog/lib/squelch_base_cc_impl.h | 65 |
1 files changed, 65 insertions, 0 deletions
diff --git a/gr-analog/lib/squelch_base_cc_impl.h b/gr-analog/lib/squelch_base_cc_impl.h new file mode 100644 index 000000000..19dccaa10 --- /dev/null +++ b/gr-analog/lib/squelch_base_cc_impl.h @@ -0,0 +1,65 @@ +/* -*- c++ -*- */ +/* + * Copyright 2006,2012 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_GR_SQUELCH_BASE_CC_IMPL_H +#define INCLUDED_GR_SQUELCH_BASE_CC_IMPL_H + +#include <analog/squelch_base_cc.h> + +namespace gr { + namespace analog { + + class squelch_base_cc_impl : public squelch_base_cc + { + private: + int d_ramp; + int d_ramped; + bool d_gate; + double d_envelope; + enum { ST_MUTED, ST_ATTACK, ST_UNMUTED, ST_DECAY } d_state; + + protected: + virtual void update_state(const gr_complex &sample) {}; + virtual bool mute() const { return false; }; + + public: + squelch_base_cc_impl(const char *name, int ramp, bool gate); + ~squelch_base_cc_impl(); + + int ramp() const; + void set_ramp(int ramp); + bool gate() const; + void set_gate(bool gate); + bool unmuted() const; + + virtual std::vector<float> squelch_range() const = 0; + + int general_work(int noutput_items, + gr_vector_int &ninput_items, + gr_vector_const_void_star &input_items, + gr_vector_void_star &output_items); + }; + + } /* namespace analog */ +} /* namespace gr */ + +#endif /* INCLUDED_ANALOG_SQUELCH_BASE_IMPL_FF_H */ |