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babysor00
3 years ago
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d786e78121
commit
3a2d50c862
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import time
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import os
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import argparse
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import torch
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import numpy as np
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import glob
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from pathlib import Path
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from tqdm import tqdm
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from ppg_extractor import load_model
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import librosa
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import soundfile as sf
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from utils.load_yaml import HpsYaml
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from encoder.audio import preprocess_wav
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from encoder import inference as speacker_encoder
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from vocoder.hifigan import inference as vocoder
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from ppg2mel import MelDecoderMOLv2
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from utils.f0_utils import compute_f0, f02lf0, compute_mean_std, get_converted_lf0uv
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def _build_ppg2mel_model(model_config, model_file, device):
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ppg2mel_model = MelDecoderMOLv2(
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**model_config["model"]
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).to(device)
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ckpt = torch.load(model_file, map_location=device)
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ppg2mel_model.load_state_dict(ckpt["model"])
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ppg2mel_model.eval()
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return ppg2mel_model
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@torch.no_grad()
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def convert(args):
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device = torch.device("cuda" if torch.cuda.is_available() else "cpu")
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output_dir = args.output_dir
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os.makedirs(output_dir, exist_ok=True)
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step = os.path.basename(args.ppg2mel_model_file)[:-4].split("_")[-1]
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# Build models
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print("Load PPG-model, PPG2Mel-model, Vocoder-model...")
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ppg_model = load_model(
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Path('./ppg_extractor/saved_models/24epoch.pt'),
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device,
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)
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ppg2mel_model = _build_ppg2mel_model(HpsYaml(args.ppg2mel_model_train_config), args.ppg2mel_model_file, device)
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# vocoder.load_model('./vocoder/saved_models/pretrained/g_hifigan.pt', "./vocoder/hifigan/config_16k_.json")
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vocoder.load_model('./vocoder/saved_models/24k/g_02830000.pt')
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# Data related
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ref_wav_path = args.ref_wav_path
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ref_wav = preprocess_wav(ref_wav_path)
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ref_fid = os.path.basename(ref_wav_path)[:-4]
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# TODO: specify encoder
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speacker_encoder.load_model(Path("encoder/saved_models/pretrained_bak_5805000.pt"))
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ref_spk_dvec = speacker_encoder.embed_utterance(ref_wav)
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ref_spk_dvec = torch.from_numpy(ref_spk_dvec).unsqueeze(0).to(device)
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ref_lf0_mean, ref_lf0_std = compute_mean_std(f02lf0(compute_f0(ref_wav)))
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source_file_list = sorted(glob.glob(f"{args.wav_dir}/*.wav"))
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print(f"Number of source utterances: {len(source_file_list)}.")
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total_rtf = 0.0
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cnt = 0
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for src_wav_path in tqdm(source_file_list):
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# Load the audio to a numpy array:
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src_wav, _ = librosa.load(src_wav_path, sr=16000)
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src_wav_tensor = torch.from_numpy(src_wav).unsqueeze(0).float().to(device)
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src_wav_lengths = torch.LongTensor([len(src_wav)]).to(device)
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ppg = ppg_model(src_wav_tensor, src_wav_lengths)
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lf0_uv = get_converted_lf0uv(src_wav, ref_lf0_mean, ref_lf0_std, convert=True)
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min_len = min(ppg.shape[1], len(lf0_uv))
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ppg = ppg[:, :min_len]
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lf0_uv = lf0_uv[:min_len]
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start = time.time()
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_, mel_pred, att_ws = ppg2mel_model.inference(
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ppg,
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logf0_uv=torch.from_numpy(lf0_uv).unsqueeze(0).float().to(device),
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spembs=ref_spk_dvec,
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)
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src_fid = os.path.basename(src_wav_path)[:-4]
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wav_fname = f"{output_dir}/vc_{src_fid}_ref_{ref_fid}_step{step}.wav"
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mel_len = mel_pred.shape[0]
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rtf = (time.time() - start) / (0.01 * mel_len)
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total_rtf += rtf
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cnt += 1
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# continue
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mel_pred= mel_pred.transpose(0, 1)
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y, output_sample_rate = vocoder.infer_waveform(mel_pred.cpu())
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sf.write(wav_fname, y.squeeze(), output_sample_rate, "PCM_16")
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print("RTF:")
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print(total_rtf / cnt)
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def get_parser():
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parser = argparse.ArgumentParser(description="Conversion from wave input")
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parser.add_argument(
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"--wav_dir",
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type=str,
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default=None,
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required=True,
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help="Source wave directory.",
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)
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parser.add_argument(
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"--ref_wav_path",
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type=str,
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required=True,
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help="Reference wave file path.",
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)
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parser.add_argument(
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"--ppg2mel_model_train_config", "-c",
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type=str,
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default=None,
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required=True,
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help="Training config file (yaml file)",
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)
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parser.add_argument(
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"--ppg2mel_model_file", "-m",
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type=str,
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default=None,
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required=True,
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help="ppg2mel model checkpoint file path"
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)
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parser.add_argument(
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"--output_dir", "-o",
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type=str,
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default="vc_gens_vctk_oneshot",
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help="Output folder to save the converted wave."
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)
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return parser
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def main():
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parser = get_parser()
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args = parser.parse_args()
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convert(args)
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if __name__ == "__main__":
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main()
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