Пример #1
0
# standard library
from __future__ import print_function
import logging

# custom libraries
from zignal.audio import Sinetone, Noise, Audio, SquareWave

if __name__ == '__main__':
    logging.basicConfig(
        format='%(levelname)-7s: %(module)s.%(funcName)-15s %(message)s',
        level='DEBUG')

    fs = 48000
    dur = 1.5

    x1 = Sinetone(f0=997, fs=fs, duration=dur, gaindb=0)
    x2 = Noise(fs=fs, duration=dur, gaindb=-6)
    x3 = SquareWave(f0=3000, fs=fs, duration=dur, gaindb=-20)
    x4 = Audio(fs=fs)
    x4.append(x1, x2, x3)

    print(x1)
    print(x1.peak())
    print(x1.rms())
    print(x1.crest_factor())

    print(x2)
    print(x2.peak())
    print(x2.rms())
    print(x2.crest_factor())
Пример #2
0
@license: MIT
'''

# standard library
import logging

# custom libraries
from zignal.audio import Audio, Sinetone, Noise

if __name__ == '__main__':
    logging.basicConfig(
        format='%(levelname)-7s: %(module)s.%(funcName)-15s %(message)s',
        level='DEBUG')

    fs = 10000
    f0 = 10
    dur = 0.1

    x1 = Sinetone(f0=f0, fs=fs, duration=dur + 0.2, gaindb=0)
    xn = Noise(fs=fs, duration=dur, gaindb=-20)
    x = Audio(fs=fs)

    print(x)

    x.append(xn, x1)
    del x1, xn

    print(x)

    x.plot(ch='all')
Пример #3
0
Created on 15 Feb 2015

@author: Ronny Andersson ([email protected])
@copyright: (c) 2015 Ronny Andersson
@license: MIT
'''

# standard library
import logging

# custom libraries
from zignal.audio import Sinetone, Noise

if __name__ == '__main__':
    logging.basicConfig(
        format='%(levelname)-7s: %(module)s.%(funcName)-15s %(message)s',
        level='DEBUG')

    fs = 96000
    f0 = 997
    dur = 2.5

    x = Sinetone(f0=f0, fs=fs, duration=dur, gaindb=0)
    n = Noise(channels=1, fs=fs, duration=dur, gaindb=-50)
    print(x)
    print(n)

    x.samples = x.samples + n.samples

    x.plot_fft(window='hamming')