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22 lines
481 B
Python
22 lines
481 B
Python
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#!/usr/bin/env python
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import math
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import sys
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SAMPLES = 100
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VALUES_PER_LINE = 10
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print ('''
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// input signal: pre-computed sine wave, 160 Hz at 16000 kHz
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static const int16_t sine_int16[] = {''')
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items = 0
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for sample in range(SAMPLES):
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angle = (sample * 360.0) / SAMPLES
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sine = math.sin(math.radians(angle))
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rescaled = int(round(sine * 32767))
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print ("%6d, " % rescaled),
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items += 1
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if items == VALUES_PER_LINE:
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items = 0
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print
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print( "};")
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