diff options
| -rw-r--r-- | gnuradio-core/src/lib/general/gr_conjugate_cc.cc | 27 | ||||
| -rw-r--r-- | gnuradio-core/src/python/gnuradio/gr/Makefile.am | 1 | ||||
| -rw-r--r-- | gnuradio-core/src/python/gnuradio/gr/qa_conjugate.py | 53 |
3 files changed, 62 insertions, 19 deletions
diff --git a/gnuradio-core/src/lib/general/gr_conjugate_cc.cc b/gnuradio-core/src/lib/general/gr_conjugate_cc.cc index 59c3bae89..d2b20ffe6 100644 --- a/gnuradio-core/src/lib/general/gr_conjugate_cc.cc +++ b/gnuradio-core/src/lib/general/gr_conjugate_cc.cc @@ -28,6 +28,7 @@ #include <gr_conjugate_cc.h> #include <gr_io_signature.h> +#include <volk/volk.h> gr_conjugate_cc_sptr gr_make_conjugate_cc () @@ -40,6 +41,9 @@ gr_conjugate_cc::gr_conjugate_cc () gr_make_io_signature (1, 1, sizeof (gr_complex)), gr_make_io_signature (1, 1, sizeof (gr_complex))) { + const int alignment_multiple = + volk_get_alignment() / sizeof(gr_complex); + set_alignment(alignment_multiple); } int @@ -50,26 +54,11 @@ gr_conjugate_cc::work (int noutput_items, gr_complex *iptr = (gr_complex *) input_items[0]; gr_complex *optr = (gr_complex *) output_items[0]; - int size = noutput_items; - - while (size >= 8){ - optr[0] = conj(iptr[0]); - optr[1] = conj(iptr[1]); - optr[2] = conj(iptr[2]); - optr[3] = conj(iptr[3]); - optr[4] = conj(iptr[4]); - optr[5] = conj(iptr[5]); - optr[6] = conj(iptr[6]); - optr[7] = conj(iptr[7]); - size -= 8; - optr += 8; - iptr += 8; + if(is_unaligned()) { + volk_32fc_conjugate_32fc_u(optr, iptr, noutput_items); } - - while (size-- > 0) { - *optr = conj(*iptr); - iptr++; - optr++; + else { + volk_32fc_conjugate_32fc_a(optr, iptr, noutput_items); } return noutput_items; diff --git a/gnuradio-core/src/python/gnuradio/gr/Makefile.am b/gnuradio-core/src/python/gnuradio/gr/Makefile.am index 3c9edcf5b..9853766f9 100644 --- a/gnuradio-core/src/python/gnuradio/gr/Makefile.am +++ b/gnuradio-core/src/python/gnuradio/gr/Makefile.am @@ -50,6 +50,7 @@ noinst_PYTHON = \ qa_bin_statistics.py \ qa_classify.py \ qa_complex_to_xxx.py \ + qa_conjugate.py \ qa_copy.py \ qa_delay.py \ qa_dc_blocker.py \ diff --git a/gnuradio-core/src/python/gnuradio/gr/qa_conjugate.py b/gnuradio-core/src/python/gnuradio/gr/qa_conjugate.py new file mode 100644 index 000000000..c07902a5a --- /dev/null +++ b/gnuradio-core/src/python/gnuradio/gr/qa_conjugate.py @@ -0,0 +1,53 @@ +#!/usr/bin/env python +# +# Copyright 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. +# + +from gnuradio import gr, gr_unittest + +class test_conjugate (gr_unittest.TestCase): + + def setUp (self): + self.tb = gr.top_block () + + def tearDown (self): + self.tb = None + + def test_000 (self): + src_data = (-2-2j, -1-1j, -2+2j, -1+1j, + 2-2j, 1-1j, 2+2j, 1+1j, + 0+0j) + + exp_data = (-2+2j, -1+1j, -2-2j, -1-1j, + 2+2j, 1+1j, 2-2j, 1-1j, + 0-0j) + + src = gr.vector_source_c(src_data) + op = gr.conjugate_cc () + dst = gr.vector_sink_c () + + self.tb.connect(src, op) + self.tb.connect(op, dst) + self.tb.run() + result_data = dst.data () + self.assertEqual (exp_data, result_data) + +if __name__ == '__main__': + gr_unittest.run(test_conjugate, "test_conjugate.xml") |