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Create app.py
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app.py
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import os
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import sys
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# --- 1. CPU 强制补丁 (关键!) ---
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# 这几行代码必须放在所有 import 之前
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# 它的作用是告诉程序:“别找显卡了,我就用 CPU”
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os.environ["CUDA_VISIBLE_DEVICES"] = "-1"
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import torch
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torch.cuda.is_available = lambda : False
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device = "cpu"
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is_half = False # CPU 不支持半精度,必须强制 False
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# --- 2. 路径适配 ---
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now_dir = os.getcwd()
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sys.path.append(now_dir)
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# 引入核心库
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import gradio as gr
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import soundfile as sf
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import numpy as np
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from tools.i18n.i18n import I18nAuto
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from GPT_SoVITS.inference_webui import change_gpt_weights, change_sovits_weights, get_tts_model
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# 初始化
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i18n = I18nAuto()
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# --- 3. 模型配置 (请确保你上传了这些文件!) ---
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# 这里你需要改成你上传的实际文件名
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# 如果你还没上传,先用它自带的模型测试一下也行(如果有的话)
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GPT_MODEL_PATH = "Jiang-GPT.ckpt" # <--- 你的 GPT 模型名
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SOVITS_MODEL_PATH = "Jiang-SoVITS.pth" # <--- 你的 SoVITS 模型名
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REF_AUDIO_PATH = "ref_jiang.wav" # <--- 你的参考音频名
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REF_TEXT = "你好,我是江学姐。" # <--- 参考音频对应的字
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REF_LANG = "zh" # <--- 参考音频语言
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# --- 4. 加载模型 ---
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print("🔄 正在初始化 CPU 推理环境...")
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try:
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# 尝试加载模型,如果文件不存在会报错,但 Space 不会崩,只会打印错误
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if os.path.exists(GPT_MODEL_PATH) and os.path.exists(SOVITS_MODEL_PATH):
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change_gpt_weights(gpt_path=GPT_MODEL_PATH)
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change_sovits_weights(sovits_path=SOVITS_MODEL_PATH)
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print("✅ 自定义模型加载成功!")
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else:
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print(f"⚠️ 未找到自定义模型 ({GPT_MODEL_PATH}),请在 Files 中上传!")
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print("⚠️ 目前将尝试使用环境默认模型(如果存在)...")
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except Exception as e:
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print(f"❌ 模型加载出现小问题 (可忽略): {e}")
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# --- 5. 推理函数 ---
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def predict_worker(text, text_lang="zh"):
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if not text: return None, "请输入文本"
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print(f"📥 CPU 处理任务: {text[:10]}...")
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# 检查参考音频是否存在
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if not os.path.exists(REF_AUDIO_PATH):
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return None, f"错误:找不到参考音频 {REF_AUDIO_PATH},请上传!"
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try:
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# 核心推理
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generator = get_tts_model(
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ref_wav_path=REF_AUDIO_PATH,
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prompt_text=REF_TEXT,
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prompt_language=REF_LANG,
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text=text,
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text_language=text_lang,
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how_to_cut="凑四句一切",
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top_k=5,
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top_p=1.0,
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temperature=1.0,
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ref_free=False
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)
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result_list = list(generator)
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if result_list:
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sampling_rate, audio_data = result_list[0]
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output_path = f"output_{os.urandom(4).hex()}.wav"
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sf.write(output_path, audio_data, sampling_rate)
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return output_path, "生成成功"
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except Exception as e:
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return None, f"报错了: {str(e)}\n(可能是内存不够或模型不匹配)"
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# --- 6. 界面 ---
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with gr.Blocks() as app:
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gr.Markdown("# 🧩 小说 TTS 节点 (CPU 版)")
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with gr.Row():
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inp = gr.Textbox(label="文本")
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out = gr.Audio(label="结果")
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msg = gr.Textbox(label="日志")
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btn = gr.Button("生成")
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btn.click(predict_worker, [inp], [out, msg], api_name="predict")
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if __name__ == "__main__":
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app.queue().launch()
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