diff options
| author | Andrej Rode <mail@andrejro.de> | 2018-02-22 13:28:01 +0100 |
|---|---|---|
| committer | Andrej Rode <mail@andrejro.de> | 2018-08-25 20:21:23 +0200 |
| commit | 1043222e0de551f00683a1cc9060f194adc4fc85 (patch) | |
| tree | 663d4157d907f391cbe8934d4c131b981f350ae3 /gr-blocks/lib/mute_impl.cc | |
| parent | aa844b050d5b658ab8d6961a3678251b65db7ce7 (diff) | |
blocks: replace gengen with C++ templates
Diffstat (limited to 'gr-blocks/lib/mute_impl.cc')
| -rw-r--r-- | gr-blocks/lib/mute_impl.cc | 99 |
1 files changed, 99 insertions, 0 deletions
diff --git a/gr-blocks/lib/mute_impl.cc b/gr-blocks/lib/mute_impl.cc new file mode 100644 index 0000000000..081dd81b35 --- /dev/null +++ b/gr-blocks/lib/mute_impl.cc @@ -0,0 +1,99 @@ +/* -*- c++ -*- */ +/* + * Copyright 2004,2010,2013,2018 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 "mute_impl.h" +#include <gnuradio/io_signature.h> +#include <string.h> + +namespace gr { + namespace blocks { + + template <class T> + typename mute_blk<T>::sptr + mute_blk<T>::make(bool mute) + { + return gnuradio::get_initial_sptr + (new mute_impl<T> (mute)); + } + + template <class T> + mute_impl<T> ::mute_impl(bool mute) + : sync_block("mute", + io_signature::make(1, 1, sizeof(T)), + io_signature::make(1, 1, sizeof(T))), + d_mute(mute) + { + this->message_port_register_in(pmt::intern("set_mute")); + this->set_msg_handler(pmt::intern("set_mute"), + boost::bind(&mute_impl<T> ::set_mute_pmt, this, _1)); + } + + template <class T> + mute_impl<T> ::~mute_impl() + { + } + + template <class T> + int + mute_impl<T> ::work(int noutput_items, + gr_vector_const_void_star &input_items, + gr_vector_void_star &output_items) + { + T *iptr = (T *)input_items[0]; + T *optr = (T *)output_items[0]; + + int size = noutput_items; + + if(d_mute) { + memset(optr, 0, noutput_items * sizeof(T)); + } + else { + while(size >= 8) { + *optr++ = *iptr++; + *optr++ = *iptr++; + *optr++ = *iptr++; + *optr++ = *iptr++; + *optr++ = *iptr++; + *optr++ = *iptr++; + *optr++ = *iptr++; + *optr++ = *iptr++; + size -= 8; + } + + while(size-- > 0) + *optr++ = *iptr++; + } + + return noutput_items; + } + +template class mute_blk<std::int16_t>; +template class mute_blk<std::int32_t>; +template class mute_blk<float>; +template class mute_blk<gr_complex>; + } /* namespace blocks */ +} /* namespace gr */ |