| 0,0 → 1,101 |
|---|
| #!/usr/bin/env python |
| ################################################## |
| # Gnuradio Python Flow Graph |
| # Title: Sonar |
| # Author: Kaklik |
| # Description: Sonar waform generator |
| # Generated: Fri Feb 20 19:31:13 2009 |
| ################################################## |
| |
| from gnuradio import audio |
| from gnuradio import gr |
| from gnuradio.wxgui import scopesink2 |
| from grc_gnuradio import wxgui as grc_wxgui |
| import wx |
| |
| class Sonar(grc_wxgui.top_block_gui): |
| |
| def __init__(self): |
| grc_wxgui.top_block_gui.__init__( |
| self, |
| title="GRC - Executing: Sonar", |
| icon="/usr/local/share/icons/hicolor/32x32/apps/gnuradio-grc.png", |
| ) |
| |
| ################################################## |
| # Variables |
| ################################################## |
| self.samp_rate = samp_rate = 96000 |
| self.frequency = frequency = 20000 |
| self.ampl = ampl = .4 |
| |
| ################################################## |
| # Controls |
| ################################################## |
| _frequency_control = grc_wxgui.slider_horizontal_control( |
| window=self.GetWin(), |
| callback=self.set_frequency, |
| label='frequency', |
| value=frequency, |
| min=5000, |
| max=30000, |
| num_steps=1000, |
| slider_length=500, |
| ) |
| self.Add(_frequency_control) |
| _ampl_control = grc_wxgui.slider_horizontal_control( |
| window=self.GetWin(), |
| callback=self.set_ampl, |
| label="Volume", |
| value=ampl, |
| min=0, |
| max=.5, |
| num_steps=100, |
| slider_length=200, |
| ) |
| self.GridAdd(_ampl_control, 0, 0, 1, 2) |
| |
| ################################################## |
| # Blocks |
| ################################################## |
| self.audio_sink = audio.sink(48000, "hw:1,0", True) |
| self.audio_source_0 = audio.source(48000, "hw:1,0", True) |
| self.gr_sig_source_x = gr.sig_source_f(samp_rate, gr.GR_SIN_WAVE, frequency, ampl, 0) |
| self.wxgui_scopesink2_0 = scopesink2.scope_sink_f( |
| self.GetWin(), |
| title="Scope Plot", |
| sample_rate=samp_rate*2, |
| frame_decim=15, |
| v_scale=None, |
| t_scale=.0001, |
| num_inputs=2, |
| ) |
| self.wxgui_scopesink2_0.win.set_format_line() |
| self.Add(self.wxgui_scopesink2_0.win) |
| |
| ################################################## |
| # Connections |
| ################################################## |
| self.connect((self.gr_sig_source_x, 0), (self.audio_sink, 0)) |
| self.connect((self.gr_sig_source_x, 0), (self.wxgui_scopesink2_0, 0)) |
| self.connect((self.audio_source_0, 0), (self.wxgui_scopesink2_0, 1)) |
| |
| def set_samp_rate(self, samp_rate): |
| self.samp_rate = samp_rate |
| self.gr_sig_source_x.set_sampling_freq(self.samp_rate) |
| self.wxgui_scopesink2_0.set_sample_rate(self.samp_rate*2) |
| |
| def set_frequency(self, frequency): |
| self.frequency = frequency |
| self.gr_sig_source_x.set_frequency(self.frequency) |
| |
| def set_ampl(self, ampl): |
| self.ampl = ampl |
| self.gr_sig_source_x.set_amplitude(self.ampl) |
| |
| if __name__ == '__main__': |
| if gr.enable_realtime_scheduling() != gr.RT_OK: |
| print "Error: failed to enable realtime scheduling." |
| tb = Sonar() |
| tb.Run() |
| |
| Property changes: |
|---|
| Added: svn:executable |
|---|
| +* |
|---|
| \ No newline at end of property |
|---|