GPT_SoVITS/inference_webui.py

"""
按中英混合识别
按日英混合识别
多语种启动切分识别语种
全部按中文识别
全部按英文识别
全部按日文识别
"""

import logging
import traceback
import warnings

import torchaudio

logging.getLogger("markdown_it").setLevel(logging.ERROR)
logging.getLogger("urllib3").setLevel(logging.ERROR)
logging.getLogger("httpcore").setLevel(logging.ERROR)
logging.getLogger("httpx").setLevel(logging.ERROR)
logging.getLogger("asyncio").setLevel(logging.ERROR)
logging.getLogger("charset_normalizer").setLevel(logging.ERROR)
logging.getLogger("torchaudio._extension").setLevel(logging.ERROR)
logging.getLogger("multipart.multipart").setLevel(logging.ERROR)
warnings.simplefilter(action="ignore", category=FutureWarning)

import json
import os
import re
import sys

import torch
from text.LangSegmenter import LangSegmenter

try:
    import gradio.analytics as analytics

    analytics.version_check = lambda: None
except:
    ...
version = model_version = os.environ.get("version", "v2")
path_sovits_v3 = "GPT_SoVITS/pretrained_models/s2Gv3.pth"
path_sovits_v4 = "GPT_SoVITS/pretrained_models/gsv-v4-pretrained/s2Gv4.pth"
is_exist_s2gv3 = os.path.exists(path_sovits_v3)
is_exist_s2gv4 = os.path.exists(path_sovits_v4)
pretrained_sovits_name = [
    "GPT_SoVITS/pretrained_models/s2G488k.pth",
    "GPT_SoVITS/pretrained_models/gsv-v2final-pretrained/s2G2333k.pth",
    "GPT_SoVITS/pretrained_models/s2Gv3.pth",
    "GPT_SoVITS/pretrained_models/gsv-v4-pretrained/s2Gv4.pth",
]
pretrained_gpt_name = [
    "GPT_SoVITS/pretrained_models/s1bert25hz-2kh-longer-epoch=68e-step=50232.ckpt",
    "GPT_SoVITS/pretrained_models/gsv-v2final-pretrained/s1bert25hz-5kh-longer-epoch=12-step=369668.ckpt",
    "GPT_SoVITS/pretrained_models/s1v3.ckpt",
    "GPT_SoVITS/pretrained_models/s1v3.ckpt",
]


_ = [[], []]
for i in range(4):
    if os.path.exists(pretrained_gpt_name[i]):
        _[0].append(pretrained_gpt_name[i])
    if os.path.exists(pretrained_sovits_name[i]):
        _[-1].append(pretrained_sovits_name[i])
pretrained_gpt_name, pretrained_sovits_name = _


if os.path.exists("./weight.json"):
    pass
else:
    with open("./weight.json", "w", encoding="utf-8") as file:
        json.dump({"GPT": {}, "SoVITS": {}}, file)

with open("./weight.json", "r", encoding="utf-8") as file:
    weight_data = file.read()
    weight_data = json.loads(weight_data)
    gpt_path = os.environ.get("gpt_path", weight_data.get("GPT", {}).get(version, pretrained_gpt_name))
    sovits_path = os.environ.get("sovits_path", weight_data.get("SoVITS", {}).get(version, pretrained_sovits_name))
    if isinstance(gpt_path, list):
        gpt_path = gpt_path[0]
    if isinstance(sovits_path, list):
        sovits_path = sovits_path[0]

# gpt_path = os.environ.get(
#     "gpt_path", pretrained_gpt_name
# )
# sovits_path = os.environ.get("sovits_path", pretrained_sovits_name)
cnhubert_base_path = os.environ.get("cnhubert_base_path", "GPT_SoVITS/pretrained_models/chinese-hubert-base")
bert_path = os.environ.get("bert_path", "GPT_SoVITS/pretrained_models/chinese-roberta-wwm-ext-large")
infer_ttswebui = os.environ.get("infer_ttswebui", 9872)
infer_ttswebui = int(infer_ttswebui)
is_share = os.environ.get("is_share", "False")
is_share = eval(is_share)
if "_CUDA_VISIBLE_DEVICES" in os.environ:
    os.environ["CUDA_VISIBLE_DEVICES"] = os.environ["_CUDA_VISIBLE_DEVICES"]
is_half = eval(os.environ.get("is_half", "True")) and torch.cuda.is_available()
# is_half=False
punctuation = set(["!", "?", "…", ",", ".", "-", " "])
import gradio as gr
import librosa
import numpy as np
from feature_extractor import cnhubert
from transformers import AutoModelForMaskedLM, AutoTokenizer

cnhubert.cnhubert_base_path = cnhubert_base_path

import random

from GPT_SoVITS.module.models import SynthesizerTrn, SynthesizerTrnV3,Generator


def set_seed(seed):
    if seed == -1:
        seed = random.randint(0, 1000000)
    seed = int(seed)
    random.seed(seed)
    os.environ["PYTHONHASHSEED"] = str(seed)
    np.random.seed(seed)
    torch.manual_seed(seed)
    torch.cuda.manual_seed(seed)


# set_seed(42)

from time import time as ttime

from AR.models.t2s_lightning_module import Text2SemanticLightningModule
from peft import LoraConfig, get_peft_model
from text import cleaned_text_to_sequence
from text.cleaner import clean_text

from tools.i18n.i18n import I18nAuto, scan_language_list

language = os.environ.get("language", "Auto")
language = sys.argv[-1] if sys.argv[-1] in scan_language_list() else language
i18n = I18nAuto(language=language)

# os.environ['PYTORCH_ENABLE_MPS_FALLBACK'] = '1'  # 确保直接启动推理UI时也能够设置。

if torch.cuda.is_available():
    device = "cuda"
else:
    device = "cpu"

dict_language_v1 = {
    i18n("中文"): "all_zh",  # 全部按中文识别
    i18n("英文"): "en",  # 全部按英文识别#######不变
    i18n("日文"): "all_ja",  # 全部按日文识别
    i18n("中英混合"): "zh",  # 按中英混合识别####不变
    i18n("日英混合"): "ja",  # 按日英混合识别####不变
    i18n("多语种混合"): "auto",  # 多语种启动切分识别语种
}
dict_language_v2 = {
    i18n("中文"): "all_zh",  # 全部按中文识别
    i18n("英文"): "en",  # 全部按英文识别#######不变
    i18n("日文"): "all_ja",  # 全部按日文识别
    i18n("粤语"): "all_yue",  # 全部按中文识别
    i18n("韩文"): "all_ko",  # 全部按韩文识别
    i18n("中英混合"): "zh",  # 按中英混合识别####不变
    i18n("日英混合"): "ja",  # 按日英混合识别####不变
    i18n("粤英混合"): "yue",  # 按粤英混合识别####不变
    i18n("韩英混合"): "ko",  # 按韩英混合识别####不变
    i18n("多语种混合"): "auto",  # 多语种启动切分识别语种
    i18n("多语种混合(粤语)"): "auto_yue",  # 多语种启动切分识别语种
}
dict_language = dict_language_v1 if version == "v1" else dict_language_v2

tokenizer = AutoTokenizer.from_pretrained(bert_path)
bert_model = AutoModelForMaskedLM.from_pretrained(bert_path)
if is_half == True:
    bert_model = bert_model.half().to(device)
else:
    bert_model = bert_model.to(device)


def get_bert_feature(text, word2ph):
    with torch.no_grad():
        inputs = tokenizer(text, return_tensors="pt")
        for i in inputs:
            inputs[i] = inputs[i].to(device)
        res = bert_model(**inputs, output_hidden_states=True)
        res = torch.cat(res["hidden_states"][-3:-2], -1)[0].cpu()[1:-1]
    assert len(word2ph) == len(text)
    phone_level_feature = []
    for i in range(len(word2ph)):
        repeat_feature = res[i].repeat(word2ph[i], 1)
        phone_level_feature.append(repeat_feature)
    phone_level_feature = torch.cat(phone_level_feature, dim=0)
    return phone_level_feature.T


class DictToAttrRecursive(dict):
    def __init__(self, input_dict):
        super().__init__(input_dict)
        for key, value in input_dict.items():
            if isinstance(value, dict):
                value = DictToAttrRecursive(value)
            self[key] = value
            setattr(self, key, value)

    def __getattr__(self, item):
        try:
            return self[item]
        except KeyError:
            raise AttributeError(f"Attribute {item} not found")

    def __setattr__(self, key, value):
        if isinstance(value, dict):
            value = DictToAttrRecursive(value)
        super(DictToAttrRecursive, self).__setitem__(key, value)
        super().__setattr__(key, value)

    def __delattr__(self, item):
        try:
            del self[item]
        except KeyError:
            raise AttributeError(f"Attribute {item} not found")


ssl_model = cnhubert.get_model()
if is_half == True:
    ssl_model = ssl_model.half().to(device)
else:
    ssl_model = ssl_model.to(device)

resample_transform_dict = {}


def resample(audio_tensor, sr0,sr1):
    global resample_transform_dict
    key="%s-%s"%(sr0,sr1)
    if key not in resample_transform_dict:
        resample_transform_dict[key] = torchaudio.transforms.Resample(sr0, sr1).to(device)
    return resample_transform_dict[key](audio_tensor)


###todo:put them to process_ckpt and modify my_save func (save sovits weights), gpt save weights use my_save in process_ckpt
# symbol_version-model_version-if_lora_v3
from process_ckpt import get_sovits_version_from_path_fast, load_sovits_new

v3v4set={"v3","v4"}
def change_sovits_weights(sovits_path, prompt_language=None, text_language=None):
    global vq_model, hps, version, model_version, dict_language, if_lora_v3
    version, model_version, if_lora_v3 = get_sovits_version_from_path_fast(sovits_path)
    print(sovits_path,version, model_version, if_lora_v3)
    is_exist=is_exist_s2gv3 if model_version=="v3"else is_exist_s2gv4
    if if_lora_v3 == True and is_exist == False:
        info = "GPT_SoVITS/pretrained_models/s2Gv3.pth" + i18n("SoVITS V3 底模缺失，无法加载相应 LoRA 权重")
        gr.Warning(info)
        raise FileExistsError(info)
    dict_language = dict_language_v1 if version == "v1" else dict_language_v2
    if prompt_language is not None and text_language is not None:
        if prompt_language in list(dict_language.keys()):
            prompt_text_update, prompt_language_update = (
                {"__type__": "update"},
                {"__type__": "update", "value": prompt_language},
            )
        else:
            prompt_text_update = {"__type__": "update", "value": ""}
            prompt_language_update = {"__type__": "update", "value": i18n("中文")}
        if text_language in list(dict_language.keys()):
            text_update, text_language_update = {"__type__": "update"}, {"__type__": "update", "value": text_language}
        else:
            text_update = {"__type__": "update", "value": ""}
            text_language_update = {"__type__": "update", "value": i18n("中文")}
        if model_version in v3v4set:
            visible_sample_steps = True
            visible_inp_refs = False
        else:
            visible_sample_steps = False
            visible_inp_refs = True
        yield (
            {"__type__": "update", "choices": list(dict_language.keys())},
            {"__type__": "update", "choices": list(dict_language.keys())},
            prompt_text_update,
            prompt_language_update,
            text_update,
            text_language_update,
            {"__type__": "update", "visible": visible_sample_steps, "value": 32 if model_version=="v3"else 8,"choices":[4, 8, 16, 32,64,128]if model_version=="v3"else [4, 8, 16, 32]},
            {"__type__": "update", "visible": visible_inp_refs},
            {"__type__": "update", "value": False, "interactive": True if model_version not in v3v4set else False},
            {"__type__": "update", "visible": True if model_version =="v3" else False},
            {"__type__": "update", "value": i18n("模型加载中，请等待"), "interactive": False},
        )

    dict_s2 = load_sovits_new(sovits_path)
    hps = dict_s2["config"]
    hps = DictToAttrRecursive(hps)
    hps.model.semantic_frame_rate = "25hz"
    if "enc_p.text_embedding.weight" not in dict_s2["weight"]:
        hps.model.version = "v2"  # v3model,v2sybomls
    elif dict_s2["weight"]["enc_p.text_embedding.weight"].shape[0] == 322:
        hps.model.version = "v1"
    else:
        hps.model.version = "v2"
    version = hps.model.version
    # print("sovits版本:",hps.model.version)
    if model_version not in v3v4set:
        vq_model = SynthesizerTrn(
            hps.data.filter_length // 2 + 1,
            hps.train.segment_size // hps.data.hop_length,
            n_speakers=hps.data.n_speakers,
            **hps.model,
        )
        model_version = version
    else:
        vq_model = SynthesizerTrnV3(
            hps.data.filter_length // 2 + 1,
            hps.train.segment_size // hps.data.hop_length,
            n_speakers=hps.data.n_speakers,
            **hps.model,
        )
    if "pretrained" not in sovits_path:
        try:
            del vq_model.enc_q
        except:
            pass
    if is_half == True:
        vq_model = vq_model.half().to(device)
    else:
        vq_model = vq_model.to(device)
    vq_model.eval()
    if if_lora_v3 == False:
        print("loading sovits_%s" % model_version, vq_model.load_state_dict(dict_s2["weight"], strict=False))
    else:
        path_sovits = path_sovits_v3 if model_version == "v3" else path_sovits_v4
        print(
            "loading sovits_%spretrained_G"%model_version,
            vq_model.load_state_dict(load_sovits_new(path_sovits)["weight"], strict=False),
        )
        lora_rank = dict_s2["lora_rank"]
        lora_config = LoraConfig(
            target_modules=["to_k", "to_q", "to_v", "to_out.0"],
            r=lora_rank,
            lora_alpha=lora_rank,
            init_lora_weights=True,
        )
        vq_model.cfm = get_peft_model(vq_model.cfm, lora_config)
        print("loading sovits_%s_lora%s" % (model_version,lora_rank))
        vq_model.load_state_dict(dict_s2["weight"], strict=False)
        vq_model.cfm = vq_model.cfm.merge_and_unload()
        # torch.save(vq_model.state_dict(),"merge_win.pth")
        vq_model.eval()

    yield (
        {"__type__": "update", "choices": list(dict_language.keys())},
        {"__type__": "update", "choices": list(dict_language.keys())},
        prompt_text_update,
        prompt_language_update,
        text_update,
        text_language_update,
        {"__type__": "update", "visible": visible_sample_steps, "value":32 if model_version=="v3"else 8,"choices":[4, 8, 16, 32,64,128]if model_version=="v3"else [4, 8, 16, 32]},
        {"__type__": "update", "visible": visible_inp_refs},
        {"__type__": "update", "value": False, "interactive": True if model_version not in v3v4set else False},
        {"__type__": "update", "visible": True if model_version =="v3" else False},
        {"__type__": "update", "value": i18n("合成语音"), "interactive": True},
    )
    with open("./weight.json") as f:
        data = f.read()
        data = json.loads(data)
        data["SoVITS"][version] = sovits_path
    with open("./weight.json", "w") as f:
        f.write(json.dumps(data))


try:
    next(change_sovits_weights(sovits_path))
except:
    pass


def change_gpt_weights(gpt_path):
    global hz, max_sec, t2s_model, config
    hz = 50
    dict_s1 = torch.load(gpt_path, map_location="cpu")
    config = dict_s1["config"]
    max_sec = config["data"]["max_sec"]
    t2s_model = Text2SemanticLightningModule(config, "****", is_train=False)
    t2s_model.load_state_dict(dict_s1["weight"])
    if is_half == True:
        t2s_model = t2s_model.half()
    t2s_model = t2s_model.to(device)
    t2s_model.eval()
    # total = sum([param.nelement() for param in t2s_model.parameters()])
    # print("Number of parameter: %.2fM" % (total / 1e6))
    with open("./weight.json") as f:
        data = f.read()
        data = json.loads(data)
        data["GPT"][version] = gpt_path
    with open("./weight.json", "w") as f:
        f.write(json.dumps(data))


change_gpt_weights(gpt_path)
os.environ["HF_ENDPOINT"] = "https://hf-mirror.com"
import torch

now_dir = os.getcwd()


def init_bigvgan():
    global bigvgan_model,hifigan_model
    from BigVGAN import bigvgan

    bigvgan_model = bigvgan.BigVGAN.from_pretrained(
        "%s/GPT_SoVITS/pretrained_models/models--nvidia--bigvgan_v2_24khz_100band_256x" % (now_dir,),
        use_cuda_kernel=False,
    )  # if True, RuntimeError: Ninja is required to load C++ extensions
    # remove weight norm in the model and set to eval mode
    bigvgan_model.remove_weight_norm()
    bigvgan_model = bigvgan_model.eval()
    if hifigan_model:
        hifigan_model=hifigan_model.cpu()
        hifigan_model=None
        try:torch.cuda.empty_cache()
        except:pass
    if is_half == True:
        bigvgan_model = bigvgan_model.half().to(device)
    else:
        bigvgan_model = bigvgan_model.to(device)

def init_hifigan():
    global hifigan_model,bigvgan_model
    hifigan_model = Generator(
        initial_channel=100,
        resblock="1",
        resblock_kernel_sizes=[3, 7, 11],
        resblock_dilation_sizes=[[1, 3, 5], [1, 3, 5], [1, 3, 5]],
        upsample_rates=[10, 6, 2, 2, 2],
        upsample_initial_channel=512,
        upsample_kernel_sizes=[20, 12, 4, 4, 4],
        gin_channels=0, is_bias=True
    )
    hifigan_model.eval()
    hifigan_model.remove_weight_norm()
    state_dict_g = torch.load("%s/GPT_SoVITS/pretrained_models/gsv-v4-pretrained/vocoder.pth" % (now_dir,), map_location="cpu")
    print("loading vocoder",hifigan_model.load_state_dict(state_dict_g))
    if bigvgan_model:
        bigvgan_model=bigvgan_model.cpu()
        bigvgan_model=None
        try:torch.cuda.empty_cache()
        except:pass
    if is_half == True:
        hifigan_model = hifigan_model.half().to(device)
    else:
        hifigan_model = hifigan_model.to(device)

bigvgan_model=hifigan_model=None
if model_version=="v3":
    init_bigvgan()
if model_version=="v4":
    init_hifigan()


def get_spepc(hps, filename):
    # audio = load_audio(filename, int(hps.data.sampling_rate))
    audio, sampling_rate = librosa.load(filename, sr=int(hps.data.sampling_rate))
    audio = torch.FloatTensor(audio)
    maxx = audio.abs().max()
    if maxx > 1:
        audio /= min(2, maxx)
    audio_norm = audio
    audio_norm = audio_norm.unsqueeze(0)
    spec = spectrogram_torch(
        audio_norm,
        hps.data.filter_length,
        hps.data.sampling_rate,
        hps.data.hop_length,
        hps.data.win_length,
        center=False,
    )
    return spec


def clean_text_inf(text, language, version):
    language = language.replace("all_", "")
    phones, word2ph, norm_text = clean_text(text, language, version)
    phones = cleaned_text_to_sequence(phones, version)
    return phones, word2ph, norm_text


dtype = torch.float16 if is_half == True else torch.float32


def get_bert_inf(phones, word2ph, norm_text, language):
    language = language.replace("all_", "")
    if language == "zh":
        bert = get_bert_feature(norm_text, word2ph).to(device)  # .to(dtype)
    else:
        bert = torch.zeros(
            (1024, len(phones)),
            dtype=torch.float16 if is_half == True else torch.float32,
        ).to(device)

    return bert


splits = {
    "，",
    "。",
    "？",
    "！",
    ",",
    ".",
    "?",
    "!",
    "~",
    ":",
    "：",
    "—",
    "…",
}


def get_first(text):
    pattern = "[" + "".join(re.escape(sep) for sep in splits) + "]"
    text = re.split(pattern, text)[0].strip()
    return text


from text import chinese


def get_phones_and_bert(text, language, version, final=False):
    if language in {"en", "all_zh", "all_ja", "all_ko", "all_yue"}:
        formattext = text
        while "  " in formattext:
            formattext = formattext.replace("  ", " ")
        if language == "all_zh":
            if re.search(r"[A-Za-z]", formattext):
                formattext = re.sub(r"[a-z]", lambda x: x.group(0).upper(), formattext)
                formattext = chinese.mix_text_normalize(formattext)
                return get_phones_and_bert(formattext, "zh", version)
            else:
                phones, word2ph, norm_text = clean_text_inf(formattext, language, version)
                bert = get_bert_feature(norm_text, word2ph).to(device)
        elif language == "all_yue" and re.search(r"[A-Za-z]", formattext):
            formattext = re.sub(r"[a-z]", lambda x: x.group(0).upper(), formattext)
            formattext = chinese.mix_text_normalize(formattext)
            return get_phones_and_bert(formattext, "yue", version)
        else:
            phones, word2ph, norm_text = clean_text_inf(formattext, language, version)
            bert = torch.zeros(
                (1024, len(phones)),
                dtype=torch.float16 if is_half == True else torch.float32,
            ).to(device)
    elif language in {"zh", "ja", "ko", "yue", "auto", "auto_yue"}:
        textlist = []
        langlist = []
        if language == "auto":
            for tmp in LangSegmenter.getTexts(text):
                langlist.append(tmp["lang"])
                textlist.append(tmp["text"])
        elif language == "auto_yue":
            for tmp in LangSegmenter.getTexts(text):
                if tmp["lang"] == "zh":
                    tmp["lang"] = "yue"
                langlist.append(tmp["lang"])
                textlist.append(tmp["text"])
        else:
            for tmp in LangSegmenter.getTexts(text):
                if tmp["lang"] == "en":
                    langlist.append(tmp["lang"])
                else:
                    # 因无法区别中日韩文汉字,以用户输入为准
                    langlist.append(language)
                textlist.append(tmp["text"])
        print(textlist)
        print(langlist)
        phones_list = []
        bert_list = []
        norm_text_list = []
        for i in range(len(textlist)):
            lang = langlist[i]
            phones, word2ph, norm_text = clean_text_inf(textlist[i], lang, version)
            bert = get_bert_inf(phones, word2ph, norm_text, lang)
            phones_list.append(phones)
            norm_text_list.append(norm_text)
            bert_list.append(bert)
        bert = torch.cat(bert_list, dim=1)
        phones = sum(phones_list, [])
        norm_text = "".join(norm_text_list)

    if not final and len(phones) < 6:
        return get_phones_and_bert("." + text, language, version, final=True)

    return phones, bert.to(dtype), norm_text


from module.mel_processing import mel_spectrogram_torch, spectrogram_torch

spec_min = -12
spec_max = 2


def norm_spec(x):
    return (x - spec_min) / (spec_max - spec_min) * 2 - 1


def denorm_spec(x):
    return (x + 1) / 2 * (spec_max - spec_min) + spec_min


mel_fn = lambda x: mel_spectrogram_torch(
    x,
    **{
        "n_fft": 1024,
        "win_size": 1024,
        "hop_size": 256,
        "num_mels": 100,
        "sampling_rate": 24000,
        "fmin": 0,
        "fmax": None,
        "center": False,
    },
)
mel_fn_v4 = lambda x: mel_spectrogram_torch(
    x,
    **{
        "n_fft": 1280,
        "win_size": 1280,
        "hop_size": 320,
        "num_mels": 100,
        "sampling_rate": 32000,
        "fmin": 0,
        "fmax": None,
        "center": False,
    },
)


def merge_short_text_in_array(texts, threshold):
    if (len(texts)) < 2:
        return texts
    result = []
    text = ""
    for ele in texts:
        text += ele
        if len(text) >= threshold:
            result.append(text)
            text = ""
    if len(text) > 0:
        if len(result) == 0:
            result.append(text)
        else:
            result[len(result) - 1] += text
    return result


sr_model = None


def audio_sr(audio, sr):
    global sr_model
    if sr_model == None:
        from tools.audio_sr import AP_BWE

        try:
            sr_model = AP_BWE(device, DictToAttrRecursive)
        except FileNotFoundError:
            gr.Warning(i18n("你没有下载超分模型的参数，因此不进行超分。如想超分请先参照教程把文件下载好"))
            return audio.cpu().detach().numpy(), sr
    return sr_model(audio, sr)


##ref_wav_path+prompt_text+prompt_language+text(单个)+text_language+top_k+top_p+temperature
# cache_tokens={}#暂未实现清理机制
cache = {}


def get_tts_wav(
    ref_wav_path,
    prompt_text,
    prompt_language,
    text,
    text_language,
    how_to_cut=i18n("不切"),
    top_k=20,
    top_p=0.6,
    temperature=0.6,
    ref_free=False,
    speed=1,
    if_freeze=False,
    inp_refs=None,
    sample_steps=8,
    if_sr=False,
    pause_second=0.3,
):
    global cache
    if ref_wav_path:
        pass
    else:
        gr.Warning(i18n("请上传参考音频"))
    if text:
        pass
    else:
        gr.Warning(i18n("请填入推理文本"))
    t = []
    if prompt_text is None or len(prompt_text) == 0:
        ref_free = True
    if model_version in v3v4set:
        ref_free = False  # s2v3暂不支持ref_free
    else:
        if_sr = False
    t0 = ttime()
    prompt_language = dict_language[prompt_language]
    text_language = dict_language[text_language]

    if not ref_free:
        prompt_text = prompt_text.strip("\n")
        if prompt_text[-1] not in splits:
            prompt_text += "。" if prompt_language != "en" else "."
        print(i18n("实际输入的参考文本:"), prompt_text)
    text = text.strip("\n")
    # if (text[0] not in splits and len(get_first(text)) < 4): text = "。" + text if text_language != "en" else "." + text

    print(i18n("实际输入的目标文本:"), text)
    zero_wav = np.zeros(
        int(hps.data.sampling_rate * pause_second),
        dtype=np.float16 if is_half == True else np.float32,
    )
    zero_wav_torch = torch.from_numpy(zero_wav)
    if is_half == True:
        zero_wav_torch = zero_wav_torch.half().to(device)
    else:
        zero_wav_torch = zero_wav_torch.to(device)
    if not ref_free:
        with torch.no_grad():
            wav16k, sr = librosa.load(ref_wav_path, sr=16000)
            if wav16k.shape[0] > 160000 or wav16k.shape[0] < 48000:
                gr.Warning(i18n("参考音频在3~10秒范围外，请更换！"))
                raise OSError(i18n("参考音频在3~10秒范围外，请更换！"))
            wav16k = torch.from_numpy(wav16k)
            if is_half == True:
                wav16k = wav16k.half().to(device)
            else:
                wav16k = wav16k.to(device)
            wav16k = torch.cat([wav16k, zero_wav_torch])
            ssl_content = ssl_model.model(wav16k.unsqueeze(0))["last_hidden_state"].transpose(1, 2)  # .float()
            codes = vq_model.extract_latent(ssl_content)
            prompt_semantic = codes[0, 0]
            prompt = prompt_semantic.unsqueeze(0).to(device)

    t1 = ttime()
    t.append(t1 - t0)

    if how_to_cut == i18n("凑四句一切"):
        text = cut1(text)
    elif how_to_cut == i18n("凑50字一切"):
        text = cut2(text)
    elif how_to_cut == i18n("按中文句号。切"):
        text = cut3(text)
    elif how_to_cut == i18n("按英文句号.切"):
        text = cut4(text)
    elif how_to_cut == i18n("按标点符号切"):
        text = cut5(text)
    while "\n\n" in text:
        text = text.replace("\n\n", "\n")
    print(i18n("实际输入的目标文本(切句后):"), text)
    texts = text.split("\n")
    texts = process_text(texts)
    texts = merge_short_text_in_array(texts, 5)
    audio_opt = []
    ###s2v3暂不支持ref_free
    if not ref_free:
        phones1, bert1, norm_text1 = get_phones_and_bert(prompt_text, prompt_language, version)

    for i_text, text in enumerate(texts):
        # 解决输入目标文本的空行导致报错的问题
        if len(text.strip()) == 0:
            continue
        if text[-1] not in splits:
            text += "。" if text_language != "en" else "."
        print(i18n("实际输入的目标文本(每句):"), text)
        phones2, bert2, norm_text2 = get_phones_and_bert(text, text_language, version)
        print(i18n("前端处理后的文本(每句):"), norm_text2)
        if not ref_free:
            bert = torch.cat([bert1, bert2], 1)
            all_phoneme_ids = torch.LongTensor(phones1 + phones2).to(device).unsqueeze(0)
        else:
            bert = bert2
            all_phoneme_ids = torch.LongTensor(phones2).to(device).unsqueeze(0)

        bert = bert.to(device).unsqueeze(0)
        all_phoneme_len = torch.tensor([all_phoneme_ids.shape[-1]]).to(device)

        t2 = ttime()
        # cache_key="%s-%s-%s-%s-%s-%s-%s-%s"%(ref_wav_path,prompt_text,prompt_language,text,text_language,top_k,top_p,temperature)
        # print(cache.keys(),if_freeze)
        if i_text in cache and if_freeze == True:
            pred_semantic = cache[i_text]
        else:
            with torch.no_grad():
                pred_semantic, idx = t2s_model.model.infer_panel(
                    all_phoneme_ids,
                    all_phoneme_len,
                    None if ref_free else prompt,
                    bert,
                    # prompt_phone_len=ph_offset,
                    top_k=top_k,
                    top_p=top_p,
                    temperature=temperature,
                    early_stop_num=hz * max_sec,
                )
                pred_semantic = pred_semantic[:, -idx:].unsqueeze(0)
                cache[i_text] = pred_semantic
        t3 = ttime()
        ###v3不存在以下逻辑和inp_refs
        if model_version not in v3v4set:
            refers = []
            if inp_refs:
                for path in inp_refs:
                    try:
                        refer = get_spepc(hps, path.name).to(dtype).to(device)
                        refers.append(refer)
                    except:
                        traceback.print_exc()
            if len(refers) == 0:
                refers = [get_spepc(hps, ref_wav_path).to(dtype).to(device)]
            audio = vq_model.decode(
                pred_semantic, torch.LongTensor(phones2).to(device).unsqueeze(0), refers, speed=speed
            )[0][0]  # .cpu().detach().numpy()
        else:
            refer = get_spepc(hps, ref_wav_path).to(device).to(dtype)
            phoneme_ids0 = torch.LongTensor(phones1).to(device).unsqueeze(0)
            phoneme_ids1 = torch.LongTensor(phones2).to(device).unsqueeze(0)
            # print(11111111, phoneme_ids0, phoneme_ids1)
            fea_ref, ge = vq_model.decode_encp(prompt.unsqueeze(0), phoneme_ids0, refer)
            ref_audio, sr = torchaudio.load(ref_wav_path)
            ref_audio = ref_audio.to(device).float()
            if ref_audio.shape[0] == 2:
                ref_audio = ref_audio.mean(0).unsqueeze(0)
            tgt_sr=24000 if model_version=="v3"else 32000
            if sr != tgt_sr:
                ref_audio = resample(ref_audio, sr,tgt_sr)
            # print("ref_audio",ref_audio.abs().mean())
            mel2 = mel_fn(ref_audio)if model_version=="v3"else mel_fn_v4(ref_audio)
            mel2 = norm_spec(mel2)
            T_min = min(mel2.shape[2], fea_ref.shape[2])
            mel2 = mel2[:, :, :T_min]
            fea_ref = fea_ref[:, :, :T_min]
            Tref=468 if model_version=="v3"else 500
            Tchunk=934 if model_version=="v3"else 1000
            if T_min > Tref:
                mel2 = mel2[:, :, -Tref:]
                fea_ref = fea_ref[:, :, -Tref:]
                T_min = Tref
            chunk_len = Tchunk - T_min
            mel2 = mel2.to(dtype)
            fea_todo, ge = vq_model.decode_encp(pred_semantic, phoneme_ids1, refer, ge, speed)
            cfm_resss = []
            idx = 0
            while 1:
                fea_todo_chunk = fea_todo[:, :, idx : idx + chunk_len]
                if fea_todo_chunk.shape[-1] == 0:
                    break
                idx += chunk_len
                fea = torch.cat([fea_ref, fea_todo_chunk], 2).transpose(2, 1)
                cfm_res = vq_model.cfm.inference(
                    fea, torch.LongTensor([fea.size(1)]).to(fea.device), mel2, sample_steps, inference_cfg_rate=0
                )
                cfm_res = cfm_res[:, :, mel2.shape[2] :]
                mel2 = cfm_res[:, :, -T_min:]
                fea_ref = fea_todo_chunk[:, :, -T_min:]
                cfm_resss.append(cfm_res)
            cfm_res = torch.cat(cfm_resss, 2)
            cfm_res = denorm_spec(cfm_res)
            if model_version=="v3":
                if bigvgan_model == None:
                    init_bigvgan()
            else:#v4
                if hifigan_model == None:
                    init_hifigan()
            vocoder_model=bigvgan_model if model_version=="v3"else hifigan_model
            with torch.inference_mode():
                wav_gen = vocoder_model(cfm_res)
                audio = wav_gen[0][0]  # .cpu().detach().numpy()
        max_audio = torch.abs(audio).max()  # 简单防止16bit爆音
        if max_audio > 1:
            audio = audio / max_audio
        audio_opt.append(audio)
        audio_opt.append(zero_wav_torch)  # zero_wav
        t4 = ttime()
        t.extend([t2 - t1, t3 - t2, t4 - t3])
        t1 = ttime()
    print("%.3f\t%.3f\t%.3f\t%.3f" % (t[0], sum(t[1::3]), sum(t[2::3]), sum(t[3::3])))
    audio_opt = torch.cat(audio_opt, 0)  # np.concatenate
    if model_version in {"v1","v2"}:opt_sr=32000
    elif model_version=="v3":opt_sr=24000
    else:opt_sr=48000#v4
    if if_sr == True and opt_sr == 24000:
        print(i18n("音频超分中"))
        audio_opt, opt_sr = audio_sr(audio_opt.unsqueeze(0), opt_sr)
        max_audio = np.abs(audio_opt).max()
        if max_audio > 1:
            audio_opt /= max_audio
    else:
        audio_opt = audio_opt.cpu().detach().numpy()
    yield opt_sr, (audio_opt * 32767).astype(np.int16)


def split(todo_text):
    todo_text = todo_text.replace("……", "。").replace("——", "，")
    if todo_text[-1] not in splits:
        todo_text += "。"
    i_split_head = i_split_tail = 0
    len_text = len(todo_text)
    todo_texts = []
    while 1:
        if i_split_head >= len_text:
            break  # 结尾一定有标点，所以直接跳出即可，最后一段在上次已加入
        if todo_text[i_split_head] in splits:
            i_split_head += 1
            todo_texts.append(todo_text[i_split_tail:i_split_head])
            i_split_tail = i_split_head
        else:
            i_split_head += 1
    return todo_texts


def cut1(inp):
    inp = inp.strip("\n")
    inps = split(inp)
    split_idx = list(range(0, len(inps), 4))
    split_idx[-1] = None
    if len(split_idx) > 1:
        opts = []
        for idx in range(len(split_idx) - 1):
            opts.append("".join(inps[split_idx[idx] : split_idx[idx + 1]]))
    else:
        opts = [inp]
    opts = [item for item in opts if not set(item).issubset(punctuation)]
    return "\n".join(opts)


def cut2(inp):
    inp = inp.strip("\n")
    inps = split(inp)
    if len(inps) < 2:
        return inp
    opts = []
    summ = 0
    tmp_str = ""
    for i in range(len(inps)):
        summ += len(inps[i])
        tmp_str += inps[i]
        if summ > 50:
            summ = 0
            opts.append(tmp_str)
            tmp_str = ""
    if tmp_str != "":
        opts.append(tmp_str)
    # print(opts)
    if len(opts) > 1 and len(opts[-1]) < 50:  ##如果最后一个太短了，和前一个合一起
        opts[-2] = opts[-2] + opts[-1]
        opts = opts[:-1]
    opts = [item for item in opts if not set(item).issubset(punctuation)]
    return "\n".join(opts)


def cut3(inp):
    inp = inp.strip("\n")
    opts = ["%s" % item for item in inp.strip("。").split("。")]
    opts = [item for item in opts if not set(item).issubset(punctuation)]
    return "\n".join(opts)


def cut4(inp):
    inp = inp.strip("\n")
    opts = re.split(r"(?<!\d)\.(?!\d)", inp.strip("."))
    opts = [item for item in opts if not set(item).issubset(punctuation)]
    return "\n".join(opts)


# contributed by https://github.com/AI-Hobbyist/GPT-SoVITS/blob/main/GPT_SoVITS/inference_webui.py
def cut5(inp):
    inp = inp.strip("\n")
    punds = {",", ".", ";", "?", "!", "、", "，", "。", "？", "！", ";", "：", "…"}
    mergeitems = []
    items = []

    for i, char in enumerate(inp):
        if char in punds:
            if char == "." and i > 0 and i < len(inp) - 1 and inp[i - 1].isdigit() and inp[i + 1].isdigit():
                items.append(char)
            else:
                items.append(char)
                mergeitems.append("".join(items))
                items = []
        else:
            items.append(char)

    if items:
        mergeitems.append("".join(items))

    opt = [item for item in mergeitems if not set(item).issubset(punds)]
    return "\n".join(opt)


def custom_sort_key(s):
    # 使用正则表达式提取字符串中的数字部分和非数字部分
    parts = re.split("(\d+)", s)
    # 将数字部分转换为整数，非数字部分保持不变
    parts = [int(part) if part.isdigit() else part for part in parts]
    return parts


def process_text(texts):
    _text = []
    if all(text in [None, " ", "\n", ""] for text in texts):
        raise ValueError(i18n("请输入有效文本"))
    for text in texts:
        if text in [None, " ", ""]:
            pass
        else:
            _text.append(text)
    return _text


def change_choices():
    SoVITS_names, GPT_names = get_weights_names(GPT_weight_root, SoVITS_weight_root)
    return {"choices": sorted(SoVITS_names, key=custom_sort_key), "__type__": "update"}, {
        "choices": sorted(GPT_names, key=custom_sort_key),
        "__type__": "update",
    }


SoVITS_weight_root = ["SoVITS_weights", "SoVITS_weights_v2", "SoVITS_weights_v3", "SoVITS_weights_v4"]
GPT_weight_root = ["GPT_weights", "GPT_weights_v2", "GPT_weights_v3", "GPT_weights_v4"]
for path in SoVITS_weight_root + GPT_weight_root:
    os.makedirs(path, exist_ok=True)


def get_weights_names(GPT_weight_root, SoVITS_weight_root):
    SoVITS_names = [i for i in pretrained_sovits_name]
    for path in SoVITS_weight_root:
        for name in os.listdir(path):
            if name.endswith(".pth"):
                SoVITS_names.append("%s/%s" % (path, name))
    GPT_names = [i for i in pretrained_gpt_name]
    for path in GPT_weight_root:
        for name in os.listdir(path):
            if name.endswith(".ckpt"):
                GPT_names.append("%s/%s" % (path, name))
    return SoVITS_names, GPT_names


SoVITS_names, GPT_names = get_weights_names(GPT_weight_root, SoVITS_weight_root)


def html_center(text, label="p"):
    return f"""<div style="text-align: center; margin: 100; padding: 50;">
                <{label} style="margin: 0; padding: 0;">{text}</{label}>
                </div>"""


def html_left(text, label="p"):
    return f"""<div style="text-align: left; margin: 0; padding: 0;">
                <{label} style="margin: 0; padding: 0;">{text}</{label}>
                </div>"""


with gr.Blocks(title="GPT-SoVITS WebUI") as app:
    gr.Markdown(
        value=i18n("本软件以MIT协议开源, 作者不对软件具备任何控制力, 使用软件者、传播软件导出的声音者自负全责.")
        + "<br>"
        + i18n("如不认可该条款, 则不能使用或引用软件包内任何代码和文件. 详见根目录LICENSE.")
    )
    with gr.Group():
        gr.Markdown(html_center(i18n("模型切换"), "h3"))
        with gr.Row():
            GPT_dropdown = gr.Dropdown(
                label=i18n("GPT模型列表"),
                choices=sorted(GPT_names, key=custom_sort_key),
                value=gpt_path,
                interactive=True,
                scale=14,
            )
            SoVITS_dropdown = gr.Dropdown(
                label=i18n("SoVITS模型列表"),
                choices=sorted(SoVITS_names, key=custom_sort_key),
                value=sovits_path,
                interactive=True,
                scale=14,
            )
            refresh_button = gr.Button(i18n("刷新模型路径"), variant="primary", scale=14)
            refresh_button.click(fn=change_choices, inputs=[], outputs=[SoVITS_dropdown, GPT_dropdown])
        gr.Markdown(html_center(i18n("*请上传并填写参考信息"), "h3"))
        with gr.Row():
            inp_ref = gr.Audio(label=i18n("请上传3~10秒内参考音频，超过会报错！"), type="filepath", scale=13)
            with gr.Column(scale=13):
                ref_text_free = gr.Checkbox(
                    label=i18n("开启无参考文本模式。不填参考文本亦相当于开启。")
                    + i18n("v3暂不支持该模式，使用了会报错。"),
                    value=False,
                    interactive=True if model_version not in v3v4set else False,
                    show_label=True,
                    scale=1,
                )
                gr.Markdown(
                    html_left(
                        i18n("使用无参考文本模式时建议使用微调的GPT")
                        + "<br>"
                        + i18n("听不清参考音频说的啥(不晓得写啥)可以开。开启后无视填写的参考文本。")
                    )
                )
                prompt_text = gr.Textbox(label=i18n("参考音频的文本"), value="", lines=5, max_lines=5, scale=1)
            with gr.Column(scale=14):
                prompt_language = gr.Dropdown(
                    label=i18n("参考音频的语种"),
                    choices=list(dict_language.keys()),
                    value=i18n("中文"),
                )
                inp_refs = (
                    gr.File(
                        label=i18n(
                            "可选项：通过拖拽多个文件上传多个参考音频（建议同性），平均融合他们的音色。如不填写此项，音色由左侧单个参考音频控制。如是微调模型，建议参考音频全部在微调训练集音色内，底模不用管。"
                        ),
                        file_count="multiple",
                    )
                    if model_version not in v3v4set
                    else gr.File(
                        label=i18n(
                            "可选项：通过拖拽多个文件上传多个参考音频（建议同性），平均融合他们的音色。如不填写此项，音色由左侧单个参考音频控制。如是微调模型，建议参考音频全部在微调训练集音色内，底模不用管。"
                        ),
                        file_count="multiple",
                        visible=False,
                    )
                )
                sample_steps = (
                    gr.Radio(
                        label=i18n("采样步数,如果觉得电,提高试试,如果觉得慢,降低试试"),
                        value=32 if model_version=="v3"else 8,
                        choices=[4, 8, 16, 32,64,128]if model_version=="v3"else [4, 8, 16, 32,64,128],
                        visible=True,
                    )
                    if model_version in v3v4set
                    else gr.Radio(
                        label=i18n("采样步数,如果觉得电,提高试试,如果觉得慢,降低试试"),
                        choices=[4, 8, 16, 32,64,128]if model_version=="v3"else [4, 8, 16, 32,64,128],
                        visible=False,
                        value=32 if model_version=="v3"else 8,
                    )
                )
                if_sr_Checkbox = gr.Checkbox(
                    label=i18n("v3输出如果觉得闷可以试试开超分"),
                    value=False,
                    interactive=True,
                    show_label=True,
                    visible=False if model_version !="v3" else True,
                )
        gr.Markdown(html_center(i18n("*请填写需要合成的目标文本和语种模式"), "h3"))
        with gr.Row():
            with gr.Column(scale=13):
                text = gr.Textbox(label=i18n("需要合成的文本"), value="", lines=26, max_lines=26)
            with gr.Column(scale=7):
                text_language = gr.Dropdown(
                    label=i18n("需要合成的语种") + i18n(".限制范围越小判别效果越好。"),
                    choices=list(dict_language.keys()),
                    value=i18n("中文"),
                    scale=1,
                )
                how_to_cut = gr.Dropdown(
                    label=i18n("怎么切"),
                    choices=[
                        i18n("不切"),
                        i18n("凑四句一切"),
                        i18n("凑50字一切"),
                        i18n("按中文句号。切"),
                        i18n("按英文句号.切"),
                        i18n("按标点符号切"),
                    ],
                    value=i18n("凑四句一切"),
                    interactive=True,
                    scale=1,
                )
                gr.Markdown(value=html_center(i18n("语速调整，高为更快")))
                if_freeze = gr.Checkbox(
                    label=i18n("是否直接对上次合成结果调整语速和音色。防止随机性。"),
                    value=False,
                    interactive=True,
                    show_label=True,
                    scale=1,
                )
                with gr.Row():
                    speed = gr.Slider(
                        minimum=0.6, maximum=1.65, step=0.05, label=i18n("语速"), value=1, interactive=True, scale=1
                    )
                    pause_second_slider = gr.Slider(
                        minimum=0.1,
                        maximum=0.5,
                        step=0.01,
                        label=i18n("句间停顿秒数"),
                        value=0.3,
                        interactive=True,
                        scale=1,
                    )
                gr.Markdown(html_center(i18n("GPT采样参数(无参考文本时不要太低。不懂就用默认)：")))
                top_k = gr.Slider(
                    minimum=1, maximum=100, step=1, label=i18n("top_k"), value=15, interactive=True, scale=1
                )
                top_p = gr.Slider(
                    minimum=0, maximum=1, step=0.05, label=i18n("top_p"), value=1, interactive=True, scale=1
                )
                temperature = gr.Slider(
                    minimum=0, maximum=1, step=0.05, label=i18n("temperature"), value=1, interactive=True, scale=1
                )
            # with gr.Column():
            #     gr.Markdown(value=i18n("手工调整音素。当音素框不为空时使用手工音素输入推理，无视目标文本框。"))
            #     phoneme=gr.Textbox(label=i18n("音素框"), value="")
            #     get_phoneme_button = gr.Button(i18n("目标文本转音素"), variant="primary")
        with gr.Row():
            inference_button = gr.Button(value=i18n("合成语音"), variant="primary", size="lg", scale=25)
            output = gr.Audio(label=i18n("输出的语音"), scale=14)

        inference_button.click(
            get_tts_wav,
            [
                inp_ref,
                prompt_text,
                prompt_language,
                text,
                text_language,
                how_to_cut,
                top_k,
                top_p,
                temperature,
                ref_text_free,
                speed,
                if_freeze,
                inp_refs,
                sample_steps,
                if_sr_Checkbox,
                pause_second_slider,
            ],
            [output],
        )
        SoVITS_dropdown.change(
            change_sovits_weights,
            [SoVITS_dropdown, prompt_language, text_language],
            [
                prompt_language,
                text_language,
                prompt_text,
                prompt_language,
                text,
                text_language,
                sample_steps,
                inp_refs,
                ref_text_free,
                if_sr_Checkbox,
                inference_button,
            ],
        )
        GPT_dropdown.change(change_gpt_weights, [GPT_dropdown], [])

        # gr.Markdown(value=i18n("文本切分工具。太长的文本合成出来效果不一定好，所以太长建议先切。合成会根据文本的换行分开合成再拼起来。"))
        # with gr.Row():
        #     text_inp = gr.Textbox(label=i18n("需要合成的切分前文本"), value="")
        #     button1 = gr.Button(i18n("凑四句一切"), variant="primary")
        #     button2 = gr.Button(i18n("凑50字一切"), variant="primary")
        #     button3 = gr.Button(i18n("按中文句号。切"), variant="primary")
        #     button4 = gr.Button(i18n("按英文句号.切"), variant="primary")
        #     button5 = gr.Button(i18n("按标点符号切"), variant="primary")
        #     text_opt = gr.Textbox(label=i18n("切分后文本"), value="")
        #     button1.click(cut1, [text_inp], [text_opt])
        #     button2.click(cut2, [text_inp], [text_opt])
        #     button3.click(cut3, [text_inp], [text_opt])
        #     button4.click(cut4, [text_inp], [text_opt])
        #     button5.click(cut5, [text_inp], [text_opt])
        # gr.Markdown(html_center(i18n("后续将支持转音素、手工修改音素、语音合成分步执行。")))

if __name__ == "__main__":
    app.queue().launch(  # concurrency_count=511, max_size=1022
        server_name="0.0.0.0",
        inbrowser=True,
        share=True,
        server_port=infer_ttswebui,
        quiet=True,
    )