From f919f9dcbb54a08e6e26d6c229ce92fb784fa1b2 Mon Sep 17 00:00:00 2001
From: Tom Rondeau <trondeau@vt.edu>
Date: Fri, 13 Apr 2012 18:36:53 -0400
Subject: Removed whitespace and added dtools/bin/remove-whitespace as a tool
to do this in the future.
The sed script was provided by Moritz Fischer.
---
gr-uhd/examples/python/usrp_tv_rcv.py | 48 +++++++++++++++++------------------
1 file changed, 24 insertions(+), 24 deletions(-)
(limited to 'gr-uhd/examples/python/usrp_tv_rcv.py')
diff --git a/gr-uhd/examples/python/usrp_tv_rcv.py b/gr-uhd/examples/python/usrp_tv_rcv.py
index 700915bf8b..b49a5ea71a 100755
--- a/gr-uhd/examples/python/usrp_tv_rcv.py
+++ b/gr-uhd/examples/python/usrp_tv_rcv.py
@@ -1,24 +1,24 @@
#!/usr/bin/env python
#
# Copyright 2005-2007,2011 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.
-#
+#
"""
Realtime capture and display of analog Tv stations.
@@ -95,7 +95,7 @@ class tv_rx_block (stdgui2.std_top_block):
if not ((len(args) == 1) or (len(args) == 0)):
parser.print_help()
sys.exit(1)
-
+
if len(args) == 1:
filename = args[0]
else:
@@ -103,7 +103,7 @@ class tv_rx_block (stdgui2.std_top_block):
self.frame = frame
self.panel = panel
-
+
self.contrast = options.contrast
self.brightness = options.brightness
self.state = "FREQ"
@@ -136,7 +136,7 @@ class tv_rx_block (stdgui2.std_top_block):
# Set the subdevice spec
if(options.spec):
self.u.set_subdev_spec(options.spec, 0)
-
+
# Set the antenna
if(options.antenna):
self.u.set_antenna(options.antenna, 0)
@@ -151,7 +151,7 @@ class tv_rx_block (stdgui2.std_top_block):
self.src=self.u
- self.gain = options.gain
+ self.gain = options.gain
f2uc=gr.float_to_uchar()
@@ -189,10 +189,10 @@ class tv_rx_block (stdgui2.std_top_block):
print "use the following line to show the demodulated TV-signal:"
print "display -depth 8 -size " +str(width)+ "x" + str(height) \
+ " gray:" + options.out_filename
- print "(Use the spacebar to advance to next frames)"
+ print "(Use the spacebar to advance to next frames)"
options.repeat=False
file_sink=gr.file_sink(gr.sizeof_char, options.out_filename)
- self.dst =file_sink
+ self.dst =file_sink
self.agc=gr.agc_cc(1e-7,1.0,1.0) #1e-7
self.am_demod = gr.complex_to_mag ()
@@ -219,7 +219,7 @@ class tv_rx_block (stdgui2.std_top_block):
self.tv_sync_adv=gr.tv_sync_adv(usrp_rate, 0, False, False,
0.0, 255.0, 0.01, 1.0, 0.0, False)
self.connect (self.src, self.am_demod, self.invert_and_scale,
- self.tv_sync_adv, s2f, f2uc, self.dst)
+ self.tv_sync_adv, s2f, f2uc, self.dst)
elif process_type=='do_nullsink':
#self.connect (self.src, self.am_demod,self.invert_and_scale,f2uc,video_sink)
@@ -229,16 +229,16 @@ class tv_rx_block (stdgui2.std_top_block):
elif process_type=='do_tv_sync_corr':
frame_size=width*height #int(usrp_rate/25.0)
nframes=10# 32
- search_window=20*nframes
+ search_window=20*nframes
debug=False
video_alpha=0.3 #0.1
corr_alpha=0.3
-
+
#Note: this block is not yet in cvs
tv_corr=gr.tv_correlator_ff(frame_size,nframes, search_window,
- video_alpha, corr_alpha,debug)
+ video_alpha, corr_alpha,debug)
shift=gr.add_const_ff(-0.7)
-
+
self.connect (self.src, self.agc, self.am_demod, tv_corr,
self.invert_and_scale, self.set_blacklevel,
f2uc, self.dst)
@@ -248,7 +248,7 @@ class tv_rx_block (stdgui2.std_top_block):
self.connect(src_vertical_bars, f2uc, self.dst)
self._build_gui(vbox, usrp_rate, usrp_rate, usrp_rate)
-
+
frange = self.u.get_freq_range()
if(frange.start() > self.tv_freq_max or frange.stop() < self.tv_freq_min):
@@ -290,13 +290,13 @@ class tv_rx_block (stdgui2.std_top_block):
vbox.Add (post_demod_fft.win, 4, wx.EXPAND)
if 0:
- post_filt_fft = fftsink.fft_sink_f (self, self.panel, title="Post Filter",
+ post_filt_fft = fftsink.fft_sink_f (self, self.panel, title="Post Filter",
fft_size=512, sample_rate=audio_rate,
y_per_div=10, ref_level=-40)
self.connect (self.set_blacklevel, post_filt)
vbox.Add (fft_win4, 4, wx.EXPAND)
-
+
# control area form at bottom
self.myform = myform = form.form()
@@ -373,7 +373,7 @@ class tv_rx_block (stdgui2.std_top_block):
elif self.rot <=-3:
self.set_brightness(self.brightness - step)
self.rot += 3
-
+
def on_button (self, event):
if event.value == 0: # button up
return
@@ -385,7 +385,7 @@ class tv_rx_block (stdgui2.std_top_block):
else:
self.state = "FREQ"
self.update_status_bar ()
-
+
def set_contrast (self, contrast):
self.contrast = contrast
@@ -398,7 +398,7 @@ class tv_rx_block (stdgui2.std_top_block):
self.set_blacklevel.set_k(self.brightness +255.0)
self.myform['brightness'].set_value(self.brightness)
self.update_status_bar ()
-
+
def set_freq(self, target_freq):
"""
Set the center frequency we're interested in.
@@ -430,13 +430,13 @@ class tv_rx_block (stdgui2.std_top_block):
self.myform['gain'].set_value(gain) # update displayed value
self.u.set_gain(gain)
self.update_status_bar()
-
+
def update_status_bar (self):
msg = "Setting:%s Contrast:%r Brightness:%r Gain: %r" % \
(self.state, self.contrast,self.brightness,self.gain)
self._set_status_msg(msg, 1)
#self.src_fft.set_baseband_freq(self.freq)
-
+
if __name__ == '__main__':
app = stdgui2.stdapp (tv_rx_block, "USRP TV RX black-and-white")
--
cgit v1.2.3