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Diffstat (limited to 'gr-digital/lib/constellation_encoder_bc_impl.cc')
-rw-r--r-- | gr-digital/lib/constellation_encoder_bc_impl.cc | 57 |
1 files changed, 57 insertions, 0 deletions
diff --git a/gr-digital/lib/constellation_encoder_bc_impl.cc b/gr-digital/lib/constellation_encoder_bc_impl.cc new file mode 100644 index 0000000000..c054686de5 --- /dev/null +++ b/gr-digital/lib/constellation_encoder_bc_impl.cc @@ -0,0 +1,57 @@ +/* -*- c++ -*- */ +/* + * Copyright 2020 Free Software Foundation, Inc. + * + * This file is part of GNU Radio + * + * SPDX-License-Identifier: GPL-3.0-or-later + * + */ + +#ifdef HAVE_CONFIG_H +#include "config.h" +#endif + +#include "constellation_encoder_bc_impl.h" +#include <gnuradio/io_signature.h> + +namespace gr { +namespace digital { + +constellation_encoder_bc::sptr +constellation_encoder_bc::make(constellation_sptr constellation) +{ + return gnuradio::get_initial_sptr(new constellation_encoder_bc_impl(constellation)); +} + +constellation_encoder_bc_impl::constellation_encoder_bc_impl( + constellation_sptr constellation) + : sync_interpolator("constellation_encoder_bc", + io_signature::make(1, 1, sizeof(unsigned char)), + io_signature::make(1, 1, sizeof(gr_complex)), + constellation->dimensionality()), + d_constellation(constellation) +{ +} + +constellation_encoder_bc_impl::~constellation_encoder_bc_impl() {} + +int constellation_encoder_bc_impl::work(int noutput_items, + gr_vector_const_void_star& input_items, + gr_vector_void_star& output_items) +{ + unsigned char const* in = (const unsigned char*)input_items[0]; + gr_complex* out = (gr_complex*)output_items[0]; + + int ninput_items = noutput_items / d_constellation->dimensionality(); + + for (int i = 0; i < ninput_items; i++) { + d_constellation->map_to_points(in[i], + &out[i * d_constellation->dimensionality()]); + } + + return noutput_items; +} + +} /* namespace digital */ +} /* namespace gr */ |