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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. | |
| import os | |
| import json | |
| import torchaudio | |
| from tqdm import tqdm | |
| from glob import glob | |
| from collections import defaultdict | |
| from utils.util import has_existed | |
| def main(output_path, dataset_path): | |
| print("-" * 10) | |
| print("Preparing samples for hifitts...\n") | |
| save_dir = os.path.join(output_path, "hifitts") | |
| os.makedirs(save_dir, exist_ok=True) | |
| print("Saving to ", save_dir) | |
| train_output_file = os.path.join(save_dir, "train.json") | |
| test_output_file = os.path.join(save_dir, "test.json") | |
| valid_output_file = os.path.join(save_dir, "valid.json") | |
| singer_dict_file = os.path.join(save_dir, "singers.json") | |
| utt2singer_file = os.path.join(save_dir, "utt2singer") | |
| if has_existed(train_output_file): | |
| return | |
| utt2singer = open(utt2singer_file, "w") | |
| hifitts_path = dataset_path | |
| speakers = [] | |
| train = [] | |
| test = [] | |
| valid = [] | |
| train_index_count = 0 | |
| test_index_count = 0 | |
| valid_index_count = 0 | |
| train_total_duration = 0 | |
| test_total_duration = 0 | |
| valid_total_duration = 0 | |
| distribution_infos = glob(hifitts_path + "/*.json") | |
| for distribution_info in tqdm( | |
| distribution_infos, desc="Extracting metadata from distributions" | |
| ): | |
| distribution = distribution_info.split("/")[-1].split(".")[0] | |
| speaker_id = distribution.split("_")[0] | |
| speakers.append(speaker_id) | |
| with open(distribution_info, "r", encoding="utf-8") as file: | |
| for line in file: | |
| entry = json.loads(line) | |
| utt_path = entry.get("audio_filepath") | |
| chosen_book = utt_path.split("/")[-2] | |
| chosen_uid = utt_path.split("/")[-1].split(".")[0] | |
| duration = entry.get("duration") | |
| text = entry.get("text_normalized") | |
| path = os.path.join(hifitts_path, utt_path) | |
| assert os.path.exists(path) | |
| res = { | |
| "Dataset": "hifitts", | |
| "Singer": speaker_id, | |
| "Uid": "{}#{}#{}#{}".format( | |
| distribution, speaker_id, chosen_book, chosen_uid | |
| ), | |
| "Text": text, | |
| "Path": path, | |
| "Duration": duration, | |
| } | |
| if "train" in distribution: | |
| res["index"] = train_index_count | |
| train_total_duration += duration | |
| train.append(res) | |
| train_index_count += 1 | |
| elif "test" in distribution: | |
| res["index"] = test_index_count | |
| test_total_duration += duration | |
| test.append(res) | |
| test_index_count += 1 | |
| elif "dev" in distribution: | |
| res["index"] = valid_index_count | |
| valid_total_duration += duration | |
| valid.append(res) | |
| valid_index_count += 1 | |
| utt2singer.write("{}\t{}\n".format(res["Uid"], res["Singer"])) | |
| unique_speakers = list(set(speakers)) | |
| unique_speakers.sort() | |
| print("Speakers: \n{}".format("\t".join(unique_speakers))) | |
| print( | |
| "#Train = {}, #Test = {}, #Valid = {}".format(len(train), len(test), len(valid)) | |
| ) | |
| print( | |
| "#Train hours= {}, #Test hours= {}, #Valid hours= {}".format( | |
| train_total_duration / 3600, | |
| test_total_duration / 3600, | |
| valid_total_duration / 3600, | |
| ) | |
| ) | |
| # Save train.json, test.json, valid.json | |
| with open(train_output_file, "w") as f: | |
| json.dump(train, f, indent=4, ensure_ascii=False) | |
| with open(test_output_file, "w") as f: | |
| json.dump(test, f, indent=4, ensure_ascii=False) | |
| with open(valid_output_file, "w") as f: | |
| json.dump(valid, f, indent=4, ensure_ascii=False) | |
| # Save singers.json | |
| singer_lut = {name: i for i, name in enumerate(unique_speakers)} | |
| with open(singer_dict_file, "w") as f: | |
| json.dump(singer_lut, f, indent=4, ensure_ascii=False) | |