运行Tortoise-TTS遇OSError：无法加载libsndfile.dll（错误0x7e）

我运行Tortoise-TTS文本转语音程序，执行命令：

python tortoise/do_tts.py --text "I'm going to speak this" --voice random --preset fast

出现如下报错，程序无法启动：

C:\Users\chase\anaconda3\lib\site-packages\torchaudio\_internal\module_utils.py:99: UserWarning: Failed to import soundfile. 'soundfile' backend is not available.
  warnings.warn("Failed to import soundfile. 'soundfile' backend is not available.")
C:\Users\chase\anaconda3\lib\site-packages\paramiko\transport.py:219: CryptographyDeprecationWarning: Blowfish has been deprecated
  "class": algorithms.Blowfish,
Traceback (most recent call last):
  File "C:\Users\chase\anaconda3\lib\site-packages\soundfile.py", line 152, in <module>
    _snd = _ffi.dlopen(_libname)
OSError: cannot load library 'C:\Users\chase\anaconda3\Library\bin\sndfile.dll': error 0x7e

During handling of the above exception, another exception occurred:

Traceback (most recent call last):
  File "C:\Users\chase\anaconda3\lib\site-packages\soundfile.py", line 178, in <module>
    _snd = _ffi.dlopen(_os.path.join(_path, '_soundfile_data', _packaged_libname))
OSError: cannot load library 'C:\Users\chase\anaconda3\lib\site-packages\_soundfile_data\libsndfile_64bit.dll': error 0x7e

During handling of the above exception, another exception occurred:

Traceback (most recent call last):
  File "C:\Users\chase\tortoise-tts\tortoise\do_tts.py", line 7, in <module>
    from api import TextToSpeech, MODELS_DIR
  File "C:\Users\chase\tortoise-tts\tortoise\api.py", line 22, in <module>
    from tortoise.utils.audio import wav_to_univnet_mel, denormalize_tacotron_mel
  File "C:\Users\chase\anaconda3\lib\site-packages\tortoise-2.4.2-py3.9.egg\tortoise\utils\audio.py", line 4, in <module>
    import librosa
  File "C:\Users\chase\anaconda3\lib\site-packages\librosa-0.9.2-py3.9.egg\librosa\__init__.py", line 209, in <module>
    from . import core
  File "C:\Users\chase\anaconda3\lib\site-packages\librosa-0.9.2-py3.9.egg\librosa\core\__init__.py", line 6, in <module>
    from .audio import *  # pylint: disable=wildcard-import
  File "C:\Users\chase\anaconda3\lib\site-packages\librosa-0.9.2-py3.9.egg\librosa\core\audio.py", line 8, in <module>
    import soundfile as sf
  File "C:\Users\chase\anaconda3\lib\site-packages\soundfile.py", line 189, in <module>
    _snd = _ffi.dlopen(_libname)
OSError: cannot load library 'libsndfile.dll': error 0x7e

解决方案 #

• 修复soundfile依赖（优先用conda安装）

  1. 卸载当前可能损坏的soundfile：

     pip uninstall soundfile -y
     

  2. 通过conda重新安装，确保动态库正确配置：

     conda install -c conda-forge soundfile
     

• 手动安装libsndfile库（如果上述方法无效）

  1. 直接安装libsndfile的系统级库：

     conda install -c conda-forge libsndfile
     

  2. 检查Anaconda的Library/bin目录（比如C:\Users\chase\anaconda3\Library\bin）是否在系统PATH环境变量中，若没有则添加。

• 处理paramiko警告（可选）
  更新paramiko到最新版本，消除Blowfish弃用警告：

  pip install --upgrade paramiko
  

内容的提问来源于stack exchange，提问作者cabaldev