feat: 支持配置本地模型路径
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20
README.md
20
README.md
@@ -30,15 +30,29 @@ pip install -r requirements.txt
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### 2. 启动服务
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```bash
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# 默认端口 12002
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# 方式一:自动下载模型
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python3 server.py
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# 或使用脚本
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PORT=12002 ./start.sh
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# 方式二:使用已下载的模型(指定路径)
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MODEL_PATH=/path/to/ChatTTS python3 server.py
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# 方式三:使用本地缓存模型
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MODEL_SOURCE=local python3 server.py
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```
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首次启动会自动下载 ChatTTS 模型(约 2GB)。
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**模型路径配置**:
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| 环境变量 | 说明 | 示例 |
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|---------|------|------|
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| `MODEL_PATH` | 模型目录路径 | `/data/models/ChatTTS` |
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| `MODEL_SOURCE` | 加载方式 | `auto` / `local` / `download` |
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ChatTTS 模型默认下载位置:
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- Linux: `~/.cache/modelscope/hub/ChatTTS/`
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- 或手动下载后解压到任意目录
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### 3. 验证服务
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```bash
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37
server.py
37
server.py
@@ -24,6 +24,13 @@ from pydantic import BaseModel
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PORT = int(os.getenv("PORT", "12002"))
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SAMPLE_RATE = 24000 # ChatTTS 默认采样率
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AUDIO_DIR = os.getenv("AUDIO_DIR", "audio_output")
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# ChatTTS 模型路径配置
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# 如果已下载模型,设置 MODEL_PATH 环境变量
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# 例如: MODEL_PATH=/path/to/ChatTTS
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MODEL_PATH = os.getenv("MODEL_PATH", None)
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MODEL_SOURCE = os.getenv("MODEL_SOURCE", "auto") # auto / local / download
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os.makedirs(AUDIO_DIR, exist_ok=True)
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# 日志
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@@ -74,12 +81,32 @@ def load_model():
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import ChatTTS
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chat_model = ChatTTS.Chat()
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# 加载模型
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# 方式一:从本地加载(如果有)
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# 方式二:自动下载
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device = "cuda" if torch.cuda.is_available() else "cpu"
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logger.info(f"Using device: {device}")
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# 加载模型方式
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if MODEL_PATH and os.path.exists(MODEL_PATH):
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# 从本地路径加载
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logger.info(f"Loading model from: {MODEL_PATH}")
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chat_model.load(
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compile=True, # 编译优化
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device="cuda" if torch.cuda.is_available() else "cpu"
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source=MODEL_PATH,
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compile=True,
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device=device
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)
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elif MODEL_SOURCE == "local":
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# 从默认本地缓存加载
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logger.info("Loading from local cache...")
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chat_model.load(
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compile=True,
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device=device,
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source="local"
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)
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else:
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# 自动下载
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logger.info("Auto downloading model...")
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chat_model.load(
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compile=True,
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device=device
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)
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logger.info("ChatTTS model loaded successfully")
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9
start.sh
9
start.sh
@@ -4,8 +4,17 @@
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cd "$(dirname "$0")"
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PORT=${PORT:-12002}
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MODEL_PATH=${MODEL_PATH:-""}
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MODEL_SOURCE=${MODEL_SOURCE:-"auto"}
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echo "Starting ChatTTS service on port $PORT..."
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echo "Device: $(python3 -c 'import torch; print("cuda" if torch.cuda.is_available() else "cpu")')"
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if [ -n "$MODEL_PATH" ]; then
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echo "Model path: $MODEL_PATH"
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fi
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export MODEL_PATH
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export MODEL_SOURCE
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python3 server.py
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