def test_fir_filter_fff_001(self): src_data = 40*[1, 2, 3, 4] expected_data = (0.5, 1.5, 3.0, 5.0, 5.5, 6.5, 8.0, 10.0, 10.5, 11.5, 13.0, 15.0, 15.5, 16.5, 18.0, 20.0, 20.5, 21.5, 23.0, 25.0, 25.5, 26.5, 28.0, 30.0, 30.5, 31.5, 33.0, 35.0, 35.5, 36.5, 38.0, 40.0, 40.5, 41.5, 43.0, 45.0, 45.5, 46.5, 48.0, 50.0, 50.0, 50.0, 50.0, 50.0, 50.0, 50.0, 50.0, 50.0, 50.0, 50.0, 50.0, 50.0, 50.0, 50.0, 50.0, 50.0, 50.0, 50.0, 50.0, 50.0, 50.0, 50.0, 50.0, 50.0, 50.0, 50.0, 50.0, 50.0, 50.0, 50.0, 50.0, 50.0, 50.0, 50.0, 50.0, 50.0, 50.0, 50.0, 50.0, 50.0, 50.0, 50.0, 50.0, 50.0, 50.0, 50.0, 50.0, 50.0, 50.0, 50.0, 50.0, 50.0, 50.0, 50.0, 50.0, 50.0, 50.0, 50.0, 50.0, 50.0, 50.0, 50.0, 50.0, 50.0, 50.0, 50.0, 50.0, 50.0, 50.0, 50.0, 50.0, 50.0, 50.0, 50.0, 50.0, 50.0, 50.0, 50.0, 50.0, 50.0, 50.0, 50.0, 50.0, 50.0, 50.0, 50.0, 50.0, 50.0, 50.0, 50.0, 50.0, 50.0, 50.0, 50.0, 50.0, 50.0, 50.0, 50.0, 50.0, 50.0, 50.0, 50.0, 50.0, 50.0, 50.0, 50.0, 50.0, 50.0, 50.0, 50.0, 50.0, 50.0, 50.0, 50.0, 50.0, 50.0, 50.0, 50.0, 50.0, 50.0) src = blocks.vector_source_f(src_data) op = filter.fir_filter_fff(1, 20*[0.5, 0.5]) dst = blocks.vector_sink_f() self.tb.connect(src, op, dst) self.tb.run() result_data = dst.data() self.assertFloatTuplesAlmostEqual(expected_data, result_data, 5)
def test_fir_filter_fff_001(self): src_data = 40*[1, 2, 3, 4] expected_data = (0.5, 1.5, 3.0, 5.0, 5.5, 6.5, 8.0, 10.0, 10.5, 11.5, 13.0, 15.0, 15.5, 16.5, 18.0, 20.0, 20.5, 21.5, 23.0, 25.0, 25.5, 26.5, 28.0, 30.0, 30.5, 31.5, 33.0, 35.0, 35.5, 36.5, 38.0, 40.0, 40.5, 41.5, 43.0, 45.0, 45.5, 46.5, 48.0, 50.0, 50.0, 50.0, 50.0, 50.0, 50.0, 50.0, 50.0, 50.0, 50.0, 50.0, 50.0, 50.0, 50.0, 50.0, 50.0, 50.0, 50.0, 50.0, 50.0, 50.0, 50.0, 50.0, 50.0, 50.0, 50.0, 50.0, 50.0, 50.0, 50.0, 50.0, 50.0, 50.0, 50.0, 50.0, 50.0, 50.0, 50.0, 50.0, 50.0, 50.0, 50.0, 50.0, 50.0, 50.0, 50.0, 50.0, 50.0, 50.0, 50.0, 50.0, 50.0, 50.0, 50.0, 50.0, 50.0, 50.0, 50.0, 50.0, 50.0, 50.0, 50.0, 50.0, 50.0, 50.0, 50.0, 50.0, 50.0, 50.0, 50.0, 50.0, 50.0, 50.0, 50.0, 50.0, 50.0, 50.0, 50.0, 50.0, 50.0, 50.0, 50.0, 50.0, 50.0, 50.0, 50.0, 50.0, 50.0, 50.0, 50.0, 50.0, 50.0, 50.0, 50.0, 50.0, 50.0, 50.0, 50.0, 50.0, 50.0, 50.0, 50.0, 50.0, 50.0, 50.0, 50.0, 50.0, 50.0, 50.0, 50.0, 50.0, 50.0, 50.0, 50.0, 50.0, 50.0, 50.0, 50.0, 50.0, 50.0, 50.0) src = gr.vector_source_f(src_data) op = filter.fir_filter_fff(1, 20*[0.5, 0.5]) dst = gr.vector_sink_f() self.tb.connect(src, op, dst) self.tb.run() result_data = dst.data() self.assertFloatTuplesAlmostEqual(expected_data, result_data, 5)
def reference_dec_filter(src_data, decim, taps): tb = gr.top_block() src = gr.vector_source_f(src_data) op = filter.fir_filter_fff(decim, taps) dst = gr.vector_sink_f() tb.connect(src, op, dst) tb.run() result_data = dst.data() tb = None return result_data
def reference_interp_dec_filter(src_data, interp, decim, taps): tb = gr.top_block() src = gr.vector_source_f(src_data) up = filter.interp_fir_filter_fff(interp, (1,)) dn = filter.fir_filter_fff(decim, taps) dst = gr.vector_sink_f() tb.connect(src, up, dn, dst) tb.run() result_data = dst.data() tb = None return result_data
def reference_filter_fff(dec, taps, input): """ compute result using conventional fir filter """ tb = gr.top_block() #src = gr.vector_source_f(((0,) * (len(taps) - 1)) + input) src = gr.vector_source_f(input) op = filter.fir_filter_fff(dec, taps) dst = gr.vector_sink_f() tb.connect(src, op, dst) tb.run() return dst.data()
def test_fir_filter_fff_002(self): src_data = 40*[1, 2, 3, 4] expected_data = (0.5, 5.5, 10.5, 15.5, 20.5, 25.5, 30.5, 35.5, 40.5, 45.5, 50.0, 50.0, 50.0, 50.0, 50.0, 50.0, 50.0, 50.0, 50.0, 50.0, 50.0, 50.0, 50.0, 50.0, 50.0, 50.0, 50.0, 50.0, 50.0, 50.0, 50.0, 50.0, 50.0, 50.0, 50.0, 50.0, 50.0, 50.0, 50.0, 50.0) src = gr.vector_source_f(src_data) op = filter.fir_filter_fff(4, 20*[0.5, 0.5]) dst = gr.vector_sink_f() self.tb.connect(src, op, dst) self.tb.run() result_data = dst.data() self.assertFloatTuplesAlmostEqual(expected_data, result_data, 5)
def test_fir_filter_fff_002(self): src_data = 40*[1, 2, 3, 4] expected_data = (0.5, 5.5, 10.5, 15.5, 20.5, 25.5, 30.5, 35.5, 40.5, 45.5, 50.0, 50.0, 50.0, 50.0, 50.0, 50.0, 50.0, 50.0, 50.0, 50.0, 50.0, 50.0, 50.0, 50.0, 50.0, 50.0, 50.0, 50.0, 50.0, 50.0, 50.0, 50.0, 50.0, 50.0, 50.0, 50.0, 50.0, 50.0, 50.0, 50.0) src = blocks.vector_source_f(src_data) op = filter.fir_filter_fff(4, 20*[0.5, 0.5]) dst = blocks.vector_sink_f() self.tb.connect(src, op, dst) self.tb.run() result_data = dst.data() self.assertFloatTuplesAlmostEqual(expected_data, result_data, 5)