Tue Mar 19 22:35:56 2019 options author window_size category [GRC Hier Blocks] comment description _enabled True _coordinate (8, 8) _rotation 0 generate_options qt_gui hier_block_src_path .: id top_block max_nouts 0 qt_qss_theme realtime_scheduling run_command {python} -u {filename} run_options prompt run True sizing_mode fixed thread_safe_setters title placement (0,0) variable_qtgui_chooser comment value 0 _enabled True _coordinate (160, 12) gui_hint _rotation 0 id Test label0 Source 1 label1 Source 2 label2 label3 label4 label labels [] num_opts 2 option0 0 option1 1 option2 2 option3 3 option4 4 options [0, 1, 2] orient Qt.QVBoxLayout type int widget combo_box variable comment _enabled True _coordinate (8, 160) _rotation 0 id samp_rate value 32000 analog_const_source_x alias comment const 0 affinity _enabled True _coordinate (240, 340) _rotation 0 id analog_const_source_x_0 maxoutbuf 0 minoutbuf 0 type complex analog_const_source_x alias comment const 1 affinity _enabled True _coordinate (240, 396) _rotation 0 id analog_const_source_x_0_0 maxoutbuf 0 minoutbuf 0 type complex blks2_selector alias comment affinity _enabled True _coordinate (712, 360) _rotation 0 id blks2_selector_0 input_index Test maxoutbuf 0 minoutbuf 0 num_inputs 2 num_outputs 1 output_index 0 type complex vlen 1 epy_block alias _io_cache ('Embedded Python Block', 'blk', [('example_param', '1.0')], [('0', 'complex', 1)], [('0', 'complex', 1)], 'Embedded Python Block example - a simple multiply const', ['example_param']) _source_code """ Embedded Python Blocks: Each time this file is saved, GRC will instantiate the first class it finds to get ports and parameters of your block. The arguments to __init__ will be the parameters. All of them are required to have default values! """ import numpy as np from gnuradio import gr class blk(gr.sync_block): # other base classes are basic_block, decim_block, interp_block """Embedded Python Block example - a simple multiply const""" def __init__(self, example_param=1.0): # only default arguments here """arguments to this function show up as parameters in GRC""" gr.sync_block.__init__( self, name='Embedded Python Block', # will show up in GRC in_sig=[np.complex64], out_sig=[np.complex64] ) # if an attribute with the same name as a parameter is found, # a callback is registered (properties work, too). self.example_param = example_param def work(self, input_items, output_items): """example: multiply with constant""" output_items[0][:] = input_items[0] * self.example_param return len(output_items[0]) comment _enabled True example_param 1.0 _coordinate (424, 344) _rotation 0 id epy_block_0 epy_block alias _io_cache ('Embedded Python Block', 'blk', [('example_param', '1.0')], [('0', 'complex', 1)], [('0', 'complex', 1)], 'Embedded Python Block example - a simple multiply const', ['example_param']) _source_code """ Embedded Python Blocks: Each time this file is saved, GRC will instantiate the first class it finds to get ports and parameters of your block. The arguments to __init__ will be the parameters. All of them are required to have default values! """ import numpy as np from gnuradio import gr class blk(gr.sync_block): # other base classes are basic_block, decim_block, interp_block """Embedded Python Block example - a simple multiply const""" def __init__(self, example_param=1.0): # only default arguments here """arguments to this function show up as parameters in GRC""" gr.sync_block.__init__( self, name='Embedded Python Block', # will show up in GRC in_sig=[np.complex64], out_sig=[np.complex64] ) # if an attribute with the same name as a parameter is found, # a callback is registered (properties work, too). self.example_param = example_param def work(self, input_items, output_items): """example: multiply with constant""" output_items[0][:] = input_items[0] * self.example_param return len(output_items[0]) comment _enabled True example_param 2.0 _coordinate (424, 396) _rotation 0 id epy_block_1 qtgui_time_sink_x autoscale False axislabels True alias comment ctrlpanel False affinity entags True _enabled True _coordinate (912, 356) gui_hint _rotation 0 grid False id qtgui_time_sink_x_0 legend True alpha1 1.0 color1 "blue" label1 marker1 -1 style1 1 width1 1 alpha10 1.0 color10 "blue" label10 marker10 -1 style10 1 width10 1 alpha2 1.0 color2 "red" label2 marker2 -1 style2 1 width2 1 alpha3 1.0 color3 "green" label3 marker3 -1 style3 1 width3 1 alpha4 1.0 color4 "black" label4 marker4 -1 style4 1 width4 1 alpha5 1.0 color5 "cyan" label5 marker5 -1 style5 1 width5 1 alpha6 1.0 color6 "magenta" label6 marker6 -1 style6 1 width6 1 alpha7 1.0 color7 "yellow" label7 marker7 -1 style7 1 width7 1 alpha8 1.0 color8 "dark red" label8 marker8 -1 style8 1 width8 1 alpha9 1.0 color9 "dark green" label9 marker9 -1 style9 1 width9 1 name "" nconnections 1 size 1024 srate samp_rate stemplot False tr_chan 0 tr_delay 0 tr_level 0.0 tr_mode qtgui.TRIG_MODE_FREE tr_slope qtgui.TRIG_SLOPE_POS tr_tag "" type complex update_time 0.10 ylabel Amplitude yunit "" ymax 1 ymin -1 analog_const_source_x_0 epy_block_0 0 0 analog_const_source_x_0_0 epy_block_1 0 0 blks2_selector_0 qtgui_time_sink_x_0 0 0 epy_block_0 blks2_selector_0 0 0 epy_block_1 blks2_selector_0 0 1