Exemple #1
0
def calc(signal, seed, add_uniform = False):
    random.seed(seed)

    choice = random.randint(0, 12)
    if choice == 0:

        x = augmentation.sox_augment_high(
            signal,
            min_bass_gain = random.randint(25, 50),
            reverberance = random.randint(0, 80),
            hf_damping = 10,
            room_scale = random.randint(0, 50),
            negate = 1,
        )
    if choice == 1:
        x = augmentation.sox_augment_high(
            signal,
            min_bass_gain = random.randint(25, 70),
            reverberance = random.randint(0, 80),
            hf_damping = 10,
            room_scale = random.randint(0, 50),
            negate = 0,
        )
    if choice == 2:
        x = augmentation.sox_augment_low(
            signal,
            min_bass_gain = random.randint(5, 30),
            reverberance = random.randint(0, 80),
            hf_damping = 10,
            room_scale = random.randint(0, 50),
            negate = random.randint(0, 1),
        )
    if choice == 3:
        x = augmentation.sox_augment_combine(
            signal,
            min_bass_gain_high = random.randint(25, 70),
            min_bass_gain_low = random.randint(5, 30),
            reverberance = random.randint(0, 80),
            hf_damping = 10,
            room_scale = random.randint(0, 90),
        )
    if choice == 4:
        x = augmentation.sox_reverb(
            signal,
            reverberance = random.randint(10, 80),
            hf_damping = 10,
            room_scale = random.randint(10, 90),
        )
    if choice > 4:
        x = signal

    if random.random() > 0.7 and add_uniform:
        x = augmentation.add_uniform_noise(
            x, power = random.uniform(0.005, 0.015)
        )

    return x
Exemple #2
0
def calc(signal, seed, add_uniform = False):
    random.seed(seed)

    choice = random.randint(0, 9)
    if choice == 0:

        x = augmentation.sox_augment_high(
            signal,
            min_bass_gain = random.randint(25, 50),
            reverberance = random.randint(0, 30),
            hf_damping = 10,
            room_scale = random.randint(0, 30),
            negate = 1,
        )
    if choice == 1:
        x = augmentation.sox_augment_high(
            signal,
            min_bass_gain = random.randint(25, 70),
            reverberance = random.randint(0, 30),
            hf_damping = 10,
            room_scale = random.randint(0, 30),
            negate = 0,
        )
    if choice == 2:
        x = augmentation.sox_augment_low(
            signal,
            min_bass_gain = random.randint(5, 30),
            reverberance = random.randint(0, 30),
            hf_damping = 10,
            room_scale = random.randint(0, 30),
            negate = random.randint(0, 1),
        )
    if choice == 3:
        x = augmentation.sox_augment_combine(
            signal,
            min_bass_gain_high = random.randint(25, 70),
            min_bass_gain_low = random.randint(5, 30),
            reverberance = random.randint(0, 30),
            hf_damping = 10,
            room_scale = random.randint(0, 30),
        )
    if choice == 4:
        x = augmentation.sox_reverb(
            signal,
            reverberance = random.randint(10, 30),
            hf_damping = 10,
            room_scale = random.randint(10, 30),
        )
    if choice == 5:
        x = random_amplitude_threshold(
            signal, threshold = random.uniform(0.35, 0.8)
        )

    if choice > 5:
        x = signal

    if choice != 5 and random.gauss(0.5, 0.14) > 0.6:
        x = random_amplitude_threshold(
            x, low = 1.0, high = 2.0, threshold = random.uniform(0.7, 0.9)
        )

    if random.gauss(0.5, 0.14) > 0.6 and add_uniform:
        x = augmentation.add_uniform_noise(
            x, power = random.uniform(0.005, 0.015)
        )

    return x
Exemple #3
0
def calc(signal, seed, add_uniform=False):
    random.seed(seed)
    choice = random.randint(0, 9)
    print('choice', choice)
    if choice == 0:

        x = augmentation.sox_augment_high(
            signal,
            min_bass_gain=random.randint(25, 50),
            reverberance=random.randint(0, 80),
            hf_damping=10,
            room_scale=random.randint(0, 50),
            negate=1,
        )
    if choice == 1:
        x = augmentation.sox_augment_high(
            signal,
            min_bass_gain=random.randint(25, 70),
            reverberance=random.randint(0, 80),
            hf_damping=10,
            room_scale=random.randint(0, 50),
            negate=0,
        )
    if choice == 2:
        x = augmentation.sox_augment_low(
            signal,
            min_bass_gain=random.randint(5, 30),
            reverberance=random.randint(0, 80),
            hf_damping=10,
            room_scale=random.randint(0, 50),
            negate=random.randint(0, 1),
        )
    if choice == 3:
        x = augmentation.sox_augment_combine(
            signal,
            min_bass_gain_high=random.randint(25, 70),
            min_bass_gain_low=random.randint(5, 30),
            reverberance=random.randint(0, 80),
            hf_damping=10,
            room_scale=random.randint(0, 90),
        )
    if choice == 4:
        x = augmentation.sox_reverb(
            signal,
            reverberance=random.randint(10, 80),
            hf_damping=10,
            room_scale=random.randint(10, 90),
        )
    if choice == 5:
        x = random_amplitude_threshold(signal,
                                       threshold=random.uniform(0.35, 0.8))
    if choice == 6:
        x = augmentation.lowpass_filter(signal,
                                        sr=sr,
                                        cutoff=random.randint(200, 551))
    if choice == 7:
        x = augmentation.highpass_filter(signal,
                                         sr=sr,
                                         cutoff=random.randint(551, 1653))
    if choice == 8:
        x = augmentation.bandpass_filter(
            signal,
            sr=sr,
            cutoff_low=random.randint(200, 551),
            cutoff_high=random.randint(551, 1653),
        )
    if choice == 9:
        x = signal

    if choice not in [5] and random.gauss(0.5, 0.14) > 0.6:
        x = random_amplitude_threshold(x,
                                       low=1.0,
                                       high=2.0,
                                       threshold=random.uniform(0.6, 0.9))

    if random.gauss(0.5, 0.14) > 0.6 and add_uniform:
        x = add_uniform_noise(x, power=random.uniform(0.005, 0.015))

    return x