Files
sbv2-v2/transcribe.py
litagin02 8f27c79219 Update
2024-02-25 13:15:40 +09:00

87 lines
3.1 KiB
Python

import argparse
import os
import sys
import yaml
from faster_whisper import WhisperModel
from tqdm import tqdm
from common.constants import Languages
from common.log import logger
from common.stdout_wrapper import SAFE_STDOUT
def transcribe(wav_path, initial_prompt=None, language="ja"):
segments, _ = model.transcribe(
wav_path, beam_size=5, language=language, initial_prompt=initial_prompt
)
texts = [segment.text for segment in segments]
return "".join(texts)
if __name__ == "__main__":
parser = argparse.ArgumentParser()
parser.add_argument("--model_name", type=str, required=True)
parser.add_argument(
"--initial_prompt",
type=str,
default="こんにちは。元気、ですかー?ふふっ、私は……ちゃんと元気だよ!",
)
parser.add_argument(
"--language", type=str, default="ja", choices=["ja", "en", "zh"]
)
parser.add_argument("--model", type=str, default="large-v3")
parser.add_argument("--device", type=str, default="cuda")
parser.add_argument("--compute_type", type=str, default="bfloat16")
args = parser.parse_args()
with open(os.path.join("configs", "paths.yml"), "r", encoding="utf-8") as f:
path_config: dict[str, str] = yaml.safe_load(f.read())
dataset_root = path_config["dataset_root"]
model_name = args.model_name
input_dir = os.path.join(dataset_root, model_name, "raw")
output_file = os.path.join(dataset_root, model_name, "esd.list")
initial_prompt = args.initial_prompt
language = args.language
device = args.device
compute_type = args.compute_type
os.makedirs(os.path.dirname(output_file), exist_ok=True)
logger.info(
f"Loading Whisper model ({args.model}) with compute_type={compute_type}"
)
try:
model = WhisperModel(args.model, device=device, compute_type=compute_type)
except ValueError as e:
logger.warning(f"Failed to load model, so use `auto` compute_type: {e}")
model = WhisperModel(args.model, device=device)
wav_files = [
os.path.join(input_dir, f) for f in os.listdir(input_dir) if f.endswith(".wav")
]
if os.path.exists(output_file):
logger.warning(f"{output_file} exists, backing up to {output_file}.bak")
if os.path.exists(output_file + ".bak"):
logger.warning(f"{output_file}.bak exists, deleting...")
os.remove(output_file + ".bak")
os.rename(output_file, output_file + ".bak")
if language == "ja":
language_id = Languages.JP.value
elif language == "en":
language_id = Languages.EN.value
elif language == "zh":
language_id = Languages.ZH.value
else:
raise ValueError(f"{language} is not supported.")
for wav_file in tqdm(wav_files, file=SAFE_STDOUT):
file_name = os.path.basename(wav_file)
text = transcribe(wav_file, initial_prompt=initial_prompt, language=language)
with open(output_file, "a", encoding="utf-8") as f:
f.write(f"{file_name}|{model_name}|{language_id}|{text}\n")
sys.exit(0)