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kaklik |
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#!/usr/bin/env python
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##################################################
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# Gnuradio Python Flow Graph
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# Title: untitled
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# Author: unknown
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# Description: gnuradio flow graph
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# Generated: Fri Feb 20 19:47:38 2009
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##################################################
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from gnuradio import audio
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from gnuradio import gr
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from gnuradio.wxgui import fftsink2
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from grc_gnuradio import wxgui as grc_wxgui
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import wx
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class frequency_response(grc_wxgui.top_block_gui):
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def __init__(self):
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grc_wxgui.top_block_gui.__init__(
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self,
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title="GRC - Executing: untitled",
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icon="/usr/local/share/icons/hicolor/32x32/apps/gnuradio-grc.png",
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)
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##################################################
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# Variables
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##################################################
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self.samp_rate = samp_rate = 32000
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##################################################
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# Blocks
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##################################################
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self.audio_sink_0 = audio.sink(48000, "hw:1,0", True)
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self.audio_source_0 = audio.source(48000, "hw:1,0", True)
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self.gr_noise_source_x_0 = gr.noise_source_f(gr.GR_UNIFORM, 1, 100)
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self.wxgui_fftsink2_0 = fftsink2.fft_sink_f(
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self.GetWin(),
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baseband_freq=0,
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y_per_div=10,
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y_divs=8,
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ref_level=50,
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sample_rate=96000,
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fft_size=2048,
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fft_rate=25,
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average=True,
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avg_alpha=None,
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title="FFT Plot",
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peak_hold=False,
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)
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self.Add(self.wxgui_fftsink2_0.win)
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##################################################
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# Connections
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##################################################
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self.connect((self.gr_noise_source_x_0, 0), (self.audio_sink_0, 0))
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self.connect((self.audio_source_0, 0), (self.wxgui_fftsink2_0, 0))
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def set_samp_rate(self, samp_rate):
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self.samp_rate = samp_rate
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if __name__ == '__main__':
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if gr.enable_realtime_scheduling() != gr.RT_OK:
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print "Error: failed to enable realtime scheduling."
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tb = frequency_response()
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tb.Run()
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