mirror of https://github.com/coqui-ai/TTS.git
28 lines
626 B
Python
28 lines
626 B
Python
import os
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import torch
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import soundfile as sf
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from librosa.core import load
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from tests import get_tests_path, get_tests_input_path
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from TTS.vocoder.layers.pqmf import PQMF
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TESTS_PATH = get_tests_path()
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WAV_FILE = os.path.join(get_tests_input_path(), "example_1.wav")
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def test_pqmf():
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w, sr = load(WAV_FILE)
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layer = PQMF(N=4, taps=62, cutoff=0.15, beta=9.0)
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w, sr = load(WAV_FILE)
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w2 = torch.from_numpy(w[None, None, :])
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b2 = layer.analysis(w2)
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w2_ = layer.synthesis(b2)
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print(w2_.max())
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print(w2_.min())
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print(w2_.mean())
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sf.write('pqmf_output.wav', w2_.flatten().detach(), sr)
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