def transform(self, src_data, rate, freq):
src = gr.vector_source_f(src_data, False)
dft = gr.goertzel_fc(rate, rate, freq)
dst = gr.vector_sink_c()
self.tb.connect(src, dft, dst)
self.tb.run()
return dst.data()
def transform(self, src_data, rate, freq):
src = gr.vector_source_f(src_data, False)
dft = gr.goertzel_fc(rate, rate, freq)
dst = gr.vector_sink_c()
self.tb.connect(src, dft, dst)
self.tb.run()
return dst.data()
def __init__(self):
gr.hier_block2.__init__(self, "HierBlock_tone",
gr.io_signature(1, 1, gr.sizeof_float),
gr.io_signature(1, 1, 4))
mag = gr.complex_to_mag ()
dft= gr.goertzel_fc(AUDIO_RATE,TONE_DUR_SAMP,TONE_FREQ)
self.connect(self,dft,mag,self)