trim mixer plot CPU usage and add plot command logfile
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parent
f974a32a19
commit
111b311d88
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@ -55,7 +55,7 @@ def limit(a,lim):
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return a
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class wrap_gp(object):
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def __init__(self, sps=_def_sps):
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def __init__(self, sps=_def_sps, logfile=None):
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self.sps = sps
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self.center_freq = 0.0
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self.relative_freq = 0.0
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@ -72,6 +72,7 @@ class wrap_gp(object):
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self.sequence = 0
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self.output_dir = None
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self.filename = None
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self.logfile = logfile
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self.attach_gp()
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@ -250,6 +251,9 @@ class wrap_gp(object):
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h+= 'set yrange [-2:2]\n'
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h+= 'set title "Oscilloscope"\n'
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dat = '%s%splot %s\n%s' % (h0, h, ','.join(plots), s)
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if self.logfile is not None:
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with open(self.logfile, 'a') as fd:
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fd.write(dat)
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self.gp.poll()
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if self.gp.returncode is None: # make sure gnuplot is still running
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try:
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@ -272,6 +276,9 @@ class wrap_gp(object):
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def set_width(self, w):
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self.width = w
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def set_logfile(self, logfile=None):
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self.logfile = logfile
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class eye_sink_f(gr.sync_block):
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"""
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"""
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@ -325,7 +332,7 @@ class fft_sink_c(gr.sync_block):
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def work(self, input_items, output_items):
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self.skip += 1
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if self.skip == 50:
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if self.skip >= 50:
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self.skip = 0
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in0 = input_items[0]
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self.gnuplot.plot(in0, FFT_BINS, mode='fft')
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@ -357,8 +364,12 @@ class mixer_sink_c(gr.sync_block):
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out_sig=None)
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self.debug = debug
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self.gnuplot = wrap_gp()
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self.skip = 0
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def work(self, input_items, output_items):
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self.skip += 1
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if self.skip >= 10:
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self.skip = 0
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in0 = input_items[0]
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self.gnuplot.plot(in0, FFT_BINS, mode='mixer')
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return len(input_items[0])
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