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# Copyright (c) 2023 Amphion.
#
# This source code is licensed under the MIT license found in the
# LICENSE file in the root directory of this source tree.
from pymcd.mcd import Calculate_MCD
def extract_mcd(audio_ref, audio_deg, fs=None, mode="dtw_sl"):
"""Extract Mel-Cepstral Distance for a two given audio.
Args:
audio_ref: The given reference audio. It is an audio path.
audio_deg: The given synthesized audio. It is an audio path.
mode: "plain", "dtw" and "dtw_sl".
"""
mcd_toolbox = Calculate_MCD(MCD_mode=mode)
if fs != None:
mcd_toolbox.SAMPLING_RATE = fs
mcd_value = mcd_toolbox.calculate_mcd(audio_ref, audio_deg)
return mcd_value
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