Update: get data out of audio file.

README.md

@@ -4,6 +4,8 @@ AI that can time automatically karas.
 
 # Some documentation first
 
+Having a clean python environment:
+
 - https://realpython.com/python-virtual-environments-a-primer/
 - https://www.pyimagesearch.com/2016/11/14/installing-keras-with-tensorflow-backend/
 
@@ -11,6 +13,14 @@ An introduction to neural networks and deep learning :
 
 - http://neuralnetworksanddeeplearning.com
 
+Get a data buffer from an audio file:
+
+- https://www.analyticsvidhya.com/blog/2017/08/audio-voice-processing-deep-learning/
+- https://pypi.org/project/audioread/
+- https://pythonbasics.org/convert-mp3-to-wav/
+- http://zulko.github.io/blog/2013/10/04/read-and-write-audio-files-in-python-using-ffmpeg/
+- https://stackoverflow.com/questions/49279425/extract-human-vocals-from-song
+- https://www.geeksforgeeks.org/python-speech-recognition-on-large-audio-files/
 
 # Installation