diff options
Diffstat (limited to 'gr-digital/lib/digital_bytes_to_syms.cc')
-rw-r--r-- | gr-digital/lib/digital_bytes_to_syms.cc | 74 |
1 files changed, 0 insertions, 74 deletions
diff --git a/gr-digital/lib/digital_bytes_to_syms.cc b/gr-digital/lib/digital_bytes_to_syms.cc deleted file mode 100644 index f8bd82d5b8..0000000000 --- a/gr-digital/lib/digital_bytes_to_syms.cc +++ /dev/null @@ -1,74 +0,0 @@ -/* -*- c++ -*- */ -/* - * Copyright 2004,2010,2012 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. - */ - -#ifdef HAVE_CONFIG_H -#include "config.h" -#endif - -#include <digital_bytes_to_syms.h> -#include <gr_io_signature.h> -#include <assert.h> - -static const int BITS_PER_BYTE = 8; - -digital_bytes_to_syms_sptr -digital_make_bytes_to_syms () -{ - return gnuradio::get_initial_sptr(new digital_bytes_to_syms ()); -} - -digital_bytes_to_syms::digital_bytes_to_syms () - : gr_sync_interpolator ("bytes_to_syms", - gr_make_io_signature (1, 1, sizeof (unsigned char)), - gr_make_io_signature (1, 1, sizeof (float)), - BITS_PER_BYTE) -{ -} - -int -digital_bytes_to_syms::work (int noutput_items, - gr_vector_const_void_star &input_items, - gr_vector_void_star &output_items) -{ - const unsigned char *in = (unsigned char *) input_items[0]; - float *out = (float *) output_items[0]; - - assert (noutput_items % BITS_PER_BYTE == 0); - - for (int i = 0; i < noutput_items / BITS_PER_BYTE; i++) { - int x = in[i]; - - *out++ = (((x >> 7) & 0x1) << 1) - 1; - *out++ = (((x >> 6) & 0x1) << 1) - 1; - *out++ = (((x >> 5) & 0x1) << 1) - 1; - *out++ = (((x >> 4) & 0x1) << 1) - 1; - *out++ = (((x >> 3) & 0x1) << 1) - 1; - *out++ = (((x >> 2) & 0x1) << 1) - 1; - *out++ = (((x >> 1) & 0x1) << 1) - 1; - *out++ = (((x >> 0) & 0x1) << 1) - 1; - } - - return noutput_items; -} - - - |