Index: webrtc/modules/audio_processing/test/py_quality_assessment/README.md |
diff --git a/webrtc/modules/audio_processing/test/py_quality_assessment/README.md b/webrtc/modules/audio_processing/test/py_quality_assessment/README.md |
index 1d15c29c62a50361740b7bad36b07f4660f1960b..d6e26c90bed1779e0c4b36b5d21397fca28c7033 100644 |
--- a/webrtc/modules/audio_processing/test/py_quality_assessment/README.md |
+++ b/webrtc/modules/audio_processing/test/py_quality_assessment/README.md |
@@ -12,8 +12,15 @@ reference one used for evaluation. |
- OS: Linux |
- Python 2.7 |
- Python libraries: numpy, scipy, pydub (0.17.0+) |
- - `$ sudo apt install python-numpy python-scipy` |
- - `$ sudo pip install pydub` |
+ - It is recommended that a dedicated Python environment is used |
+ - install `virtualenv` |
+ - `$ sudo apt-get install python-virtualenv` |
+ - setup a new Python environment (e.g., `my_env`) |
+ - `$ cd ~ && virtualenv my_env` |
+ - activate the new Python environment |
+ - `$ source ~/my_env/bin/activate` |
+ - add dependcies via `pip` |
+ - `(my_env)$ pip install numpy pydub scipy` |
- PolqaOem64 (see http://www.polqa.info/) |
- Tested with POLQA Library v1.180 / P863 v2.400 |
- Aachen Impulse Response (AIR) Database |