From d4f6b86a9bdea09c2c158b9982559a727f8c6a0b Mon Sep 17 00:00:00 2001
From: Tom Rondeau <trondeau@vt.edu>
Date: Sun, 17 Mar 2013 12:24:38 -0400
Subject: blocks: converting references to vector source/sink, null
source/sink, nop, copy, head, skiphead, vector_map, and annotator blocks to
use gr-blocks.
---
gr-trellis/examples/python/test_viterbi_equalization1.py | 6 +++---
1 file changed, 3 insertions(+), 3 deletions(-)
(limited to 'gr-trellis/examples/python/test_viterbi_equalization1.py')
diff --git a/gr-trellis/examples/python/test_viterbi_equalization1.py b/gr-trellis/examples/python/test_viterbi_equalization1.py
index df46046ae3..baa6a27f1b 100755
--- a/gr-trellis/examples/python/test_viterbi_equalization1.py
+++ b/gr-trellis/examples/python/test_viterbi_equalization1.py
@@ -27,7 +27,7 @@ def run_test (f,Kb,bitspersymbol,K,channel,modulation,dimensionality,tot_constel
for i in range(L): # first/last L symbols set to 0
packet[i] = 0
packet[len(packet)-i-1] = 0
- src = gr.vector_source_s(packet,False)
+ src = blocks.vector_source_s(packet,False)
mod = digital.chunks_to_symbols_sf(modulation[1],modulation[0])
# CHANNEL
@@ -36,11 +36,11 @@ def run_test (f,Kb,bitspersymbol,K,channel,modulation,dimensionality,tot_constel
noise = analog.noise_source_f(analog.GR_GAUSSIAN,math.sqrt(N0/2),seed)
# RX
- skip = gr.skiphead(gr.sizeof_float, L) # skip the first L samples since you know they are coming from the L zero symbols
+ skip = blocks.skiphead(gr.sizeof_float, L) # skip the first L samples since you know they are coming from the L zero symbols
#metrics = trellis.metrics_f(f.O(),dimensionality,tot_constellation,digital.TRELLIS_EUCLIDEAN) # data preprocessing to generate metrics for Viterbi
#va = trellis.viterbi_s(f,K+L,-1,0) # Put -1 if the Initial/Final states are not set.
va = trellis.viterbi_combined_fs(f,K+L,0,0,dimensionality,tot_constellation,digital.TRELLIS_EUCLIDEAN) # using viterbi_combined_fs instead of metrics_f/viterbi_s allows larger packet lengths because metrics_f is complaining for not being able to allocate large buffers. This is due to the large f.O() in this application...
- dst = gr.vector_sink_s()
+ dst = blocks.vector_sink_s()
tb.connect (src,mod)
tb.connect (mod,isi,(add,0))
--
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