diff options
| -rw-r--r-- | gnuradio-core/src/python/gnuradio/gr/Makefile.am | 2 | ||||
| -rwxr-xr-x | gnuradio-core/src/python/gnuradio/gr/qa_float_to_char.py | 64 | ||||
| -rwxr-xr-x[-rw-r--r--] | gnuradio-core/src/python/gnuradio/gr/qa_float_to_int.py | 12 | ||||
| -rwxr-xr-x | gnuradio-core/src/python/gnuradio/gr/qa_float_to_short.py | 71 | ||||
| -rwxr-xr-x | gnuradio-core/src/python/gnuradio/gr/qa_float_to_uchar.py | 64 |
5 files changed, 209 insertions, 4 deletions
diff --git a/gnuradio-core/src/python/gnuradio/gr/Makefile.am b/gnuradio-core/src/python/gnuradio/gr/Makefile.am index f5af80c78..16dd14790 100644 --- a/gnuradio-core/src/python/gnuradio/gr/Makefile.am +++ b/gnuradio-core/src/python/gnuradio/gr/Makefile.am @@ -60,7 +60,9 @@ noinst_PYTHON = \ qa_fft.py \ qa_fft_filter.py \ qa_filter_delay_fc.py \ + qa_float_to_char.py \ qa_float_to_int.py \ + qa_float_to_short.py \ qa_fractional_interpolator.py \ qa_frequency_modulator.py \ qa_fsk_stuff.py \ diff --git a/gnuradio-core/src/python/gnuradio/gr/qa_float_to_char.py b/gnuradio-core/src/python/gnuradio/gr/qa_float_to_char.py new file mode 100755 index 000000000..45df71d0a --- /dev/null +++ b/gnuradio-core/src/python/gnuradio/gr/qa_float_to_char.py @@ -0,0 +1,64 @@ +#!/usr/bin/env python +# +# Copyright 2011 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_float_to_char (gr_unittest.TestCase): + + def setUp (self): + self.tb = gr.top_block () + + def tearDown (self): + self.tb = None + + def test_001(self): + + src_data = (0.0, 1.1, 2.2, 3.3, 4.4, 5.5, -1.1, -2.2, -3.3) + expected_result = [0, 1, 2, 3, 4, 5, 255, 254, 253] + src = gr.vector_source_f(src_data) + op = gr.float_to_char() + dst = gr.vector_sink_b() + + self.tb.connect(src, op, dst) + self.tb.run() + result_data = list(dst.data()) + + self.assertEqual(expected_result, result_data) + + def test_002(self): + + src_data = ( 126.0, 127.0, 128.0) + expected_result = [ 126, 127, 127 ] + + src = gr.vector_source_f(src_data) + op = gr.float_to_char() + # Note: vector_sink_b returns uchar + dst = gr.vector_sink_b() + + self.tb.connect(src, op, dst) + self.tb.run() + result_data = list(dst.data()) + + self.assertEqual(expected_result, result_data) + +if __name__ == '__main__': + gr_unittest.run(test_float_to_char, "test_float_to_char.xml") + diff --git a/gnuradio-core/src/python/gnuradio/gr/qa_float_to_int.py b/gnuradio-core/src/python/gnuradio/gr/qa_float_to_int.py index 3e0b847a2..4cc3d0056 100644..100755 --- a/gnuradio-core/src/python/gnuradio/gr/qa_float_to_int.py +++ b/gnuradio-core/src/python/gnuradio/gr/qa_float_to_int.py @@ -34,6 +34,10 @@ class test_float_to_int (gr_unittest.TestCase): src_data = (0.0, 1.1, 2.2, 3.3, 4.4, 5.5, -1.1, -2.2, -3.3, -4.4, -5.5) expected_result = [int(round(s)) for s in src_data] + + ### Volk results + expected_result = [0, 1, 2, 3, 4, 6, -1, -2, -3, -4, -5] + src = gr.vector_source_f(src_data) op = gr.float_to_int() dst = gr.vector_sink_i() @@ -46,10 +50,10 @@ class test_float_to_int (gr_unittest.TestCase): def test_002(self): - src_data = ( 2147483647, 2147483648, 2200000000, - -2147483648, -2147483649, -2200000000) - expected_result = [ 2147483647, 2147483647, 2147483647, - -2147483647, -2147483647, -2147483647] + src_data = ( 2146400000, 2147483647, + -2146400000, -2147483648 ) + expected_result = [ 2146400000, 2146400000, + -2146400000, -2146400000 ] src = gr.vector_source_f(src_data) op = gr.float_to_int() dst = gr.vector_sink_i() diff --git a/gnuradio-core/src/python/gnuradio/gr/qa_float_to_short.py b/gnuradio-core/src/python/gnuradio/gr/qa_float_to_short.py new file mode 100755 index 000000000..aa26668c8 --- /dev/null +++ b/gnuradio-core/src/python/gnuradio/gr/qa_float_to_short.py @@ -0,0 +1,71 @@ +#!/usr/bin/env python +# +# Copyright 2011 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 +import ctypes + +class test_float_to_short (gr_unittest.TestCase): + + def setUp (self): + self.tb = gr.top_block () + + def tearDown (self): + self.tb = None + + def test_001(self): + + src_data = (0.0, 1.1, 2.2, 3.3, 4.4, 5.5, -1.1, -2.2, -3.3, -4.4, -5.5) + expected_result = [int(round(s)) for s in src_data] + + ### Volk results + expected_result = [0, 1, 2, 3, 4, 6, -1, -2, -3, -4, -5] + + src = gr.vector_source_f(src_data) + op = gr.float_to_short() + dst = gr.vector_sink_s() + + self.tb.connect(src, op, dst) + self.tb.run() + result_data = list(dst.data()) + + self.assertEqual(expected_result, result_data) + + def test_002(self): + + src_data = ( 32766, 32767, 32768, + -32767, -32768, -32769) + expected_result = [ 32766, 32767, 32767, + -32767, -32768, -32768 ] + + src = gr.vector_source_f(src_data) + op = gr.float_to_short() + dst = gr.vector_sink_s() + + self.tb.connect(src, op, dst) + self.tb.run() + result_data = list(dst.data()) + + self.assertEqual(expected_result, result_data) + +if __name__ == '__main__': + gr_unittest.run(test_float_to_short, "test_float_to_short.xml") + diff --git a/gnuradio-core/src/python/gnuradio/gr/qa_float_to_uchar.py b/gnuradio-core/src/python/gnuradio/gr/qa_float_to_uchar.py new file mode 100755 index 000000000..0d54f45f3 --- /dev/null +++ b/gnuradio-core/src/python/gnuradio/gr/qa_float_to_uchar.py @@ -0,0 +1,64 @@ +#!/usr/bin/env python +# +# Copyright 2011 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 +import ctypes + +class test_float_to_uchar (gr_unittest.TestCase): + + def setUp (self): + self.tb = gr.top_block () + + def tearDown (self): + self.tb = None + + def test_001(self): + + src_data = (0.0, 1.1, 2.2, 3.3, 4.4, 5.5, -1.1, -2.2, -3.3, -4.4, -5.5) + expected_result = [0, 1, 2, 3, 4, 6, 0, 0, 0, 0, 0] + src = gr.vector_source_f(src_data) + op = gr.float_to_uchar() + dst = gr.vector_sink_b() + + self.tb.connect(src, op, dst) + self.tb.run() + result_data = list(dst.data()) + + self.assertEqual(expected_result, result_data) + + def test_002(self): + + src_data = ( 254.0, 255.0, 256.0) + expected_result = [ 254, 255, 255 ] + src = gr.vector_source_f(src_data) + op = gr.float_to_uchar() + dst = gr.vector_sink_b() + + self.tb.connect(src, op, dst) + self.tb.run() + result_data = list(dst.data()) + + self.assertEqual(expected_result, result_data) + +if __name__ == '__main__': + gr_unittest.run(test_float_to_uchar, "test_float_to_uchar.xml") + |