From d0d7585af59f22416897534516a1b5b021e6e318 Mon Sep 17 00:00:00 2001
From: Sebastian Koslowski <koslowski@kit.edu>
Date: Sat, 4 Jan 2014 01:52:38 +0100
Subject: analog: white-space fixes
---
gr-analog/python/analog/fm_emph.py | 24 ++++++++++++------------
1 file changed, 12 insertions(+), 12 deletions(-)
(limited to 'gr-analog/python/analog/fm_emph.py')
diff --git a/gr-analog/python/analog/fm_emph.py b/gr-analog/python/analog/fm_emph.py
index 2821f6e3cd..d2a38d4aff 100644
--- a/gr-analog/python/analog/fm_emph.py
+++ b/gr-analog/python/analog/fm_emph.py
@@ -34,25 +34,25 @@ import math
# See "Digital Signal Processing: A Practical Approach" by Ifeachor and Jervis
#
+
class fm_deemph(gr.hier_block2):
"""
FM Deemphasis IIR filter.
"""
-
def __init__(self, fs, tau=75e-6):
"""
-
+
Args:
fs: sampling frequency in Hz (float)
tau: Time constant in seconds (75us in US, 50us in EUR) (float)
"""
gr.hier_block2.__init__(self, "fm_deemph",
- gr.io_signature(1, 1, gr.sizeof_float), # Input signature
- gr.io_signature(1, 1, gr.sizeof_float)) # Output signature
+ gr.io_signature(1, 1, gr.sizeof_float), # Input signature
+ gr.io_signature(1, 1, gr.sizeof_float)) # Output signature
w_p = 1/tau
- w_pp = math.tan(w_p / (fs * 2)) # prewarped analog freq
+ w_pp = math.tan(w_p / (fs * 2)) # prewarped analog freq
a1 = (w_pp - 1)/(w_pp + 1)
b0 = w_pp/(1 + w_pp)
@@ -68,7 +68,7 @@ class fm_deemph(gr.hier_block2):
plot1 = gru.gnuplot_freqz(gru.freqz(btaps, ataps), fs, True)
deemph = filter.iir_filter_ffd(btaps, ataps)
- self.connect(self, deemph, self)
+ self.connect(self, deemph, self)
#
# 1 + s*t1
@@ -119,21 +119,21 @@ class fm_deemph(gr.hier_block2):
# See "Digital Signal Processing: A Practical Approach" by Ifeachor and Jervis
#
+
class fm_preemph(gr.hier_block2):
"""
FM Preemphasis IIR filter.
"""
def __init__(self, fs, tau=75e-6):
"""
-
+
Args:
fs: sampling frequency in Hz (float)
tau: Time constant in seconds (75us in US, 50us in EUR) (float)
"""
-
- gr.hier_block2.__init__(self, "fm_deemph",
- gr.io_signature(1, 1, gr.sizeof_float), # Input signature
- gr.io_signature(1, 1, gr.sizeof_float)) # Output signature
+ gr.hier_block2.__init__(self, "fm_deemph",
+ gr.io_signature(1, 1, gr.sizeof_float), # Input signature
+ gr.io_signature(1, 1, gr.sizeof_float)) # Output signature
# FIXME make this compute the right answer
@@ -147,4 +147,4 @@ class fm_preemph(gr.hier_block2):
plot2 = gru.gnuplot_freqz(gru.freqz(btaps, ataps), fs, True)
preemph = filter.iir_filter_ffd(btaps, ataps)
- self.connect(self, preemph, self)
+ self.connect(self, preemph, self)
--
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