Audio Signal Processing

Speech or audio signal processing guide.

File Description

• 01-Introduction: The introduction of this study project.

• 02-PythonLibs: Libraries for manipulating audio. Python for Scientific Audio.

  • audiolazy - Expressive Digital Signal Processing (DSP) package for Python.
  • audioread - Cross-library (GStreamer + Core Audio + MAD + FFmpeg) audio decoding.
  • beets - A music library manager and MusicBrainz tagger.
  • dejavu - Audio fingerprinting and recognition.
  • django-elastic-transcoder - Django + Amazon Elastic Transcoder.
  • eyeD3 - A tool for working with audio files, specifically MP3 files containing ID3 metadata.
  • id3reader - A Python module for reading MP3 meta data.
  • m3u8 - A module for parsing m3u8 file.
  • mingus - An advanced music theory and notation package with MIDI file and playback support.
  • mutagen - A Python module to handle audio metadata.
  • pyAudioAnalysis - Feature Extraction, Classification, Segmentation and Applications (Python2).
  • pyAudioAnalysis3: Python3 version of pyAudioAnalysis
  • pydub - Manipulate audio with a simple and easy high level interface.
  • pyechonest - Python client for the Echo Nest API.
  • talkbox - A Python library for speech/signal processing.
  • TimeSide - Open web audio processing framework.
  • tinytag - A library for reading music meta data of MP3, OGG, FLAC and Wave files.
  • AudioPython - An audio module for Python that is included in VetoLC.
  • Python Audio Tools
  • python-acoustics - A Python library aimed at acousticians.

• 03-Detect: Check whether the audio is a wav file, whether it is a double channel, whether the sampling rate is 44.1KHz, and calculate all the audio time length.

• 04-RealTimeProcessing: real time signal processing using pyAudio stream.

• 05-GriffinLim: Griffin-Lim algorithm that is used to estimate a signal implement using Librosa.

References

• https://www.upf.edu/web/mtg/sms-tools
• https://ccrma.stanford.edu/~jos/mdft/
• https://github.com/MTG/sms-tools
• https://www.coursera.org/learn/audio-signal-processing
• https://github.com/vinta/awesome-python
• https://github.com/jobbole/awesome-python-cn
• Sound in Python
• Realtime Audio Visualization in Python
• Handle audio--pyaudio
• Griffin-Lim Algorithm
  • Build End-To-End TTS Tacotron: Griffin Lim
  • Explore Text-To-Speech

More code will be uploaded soon!