Audio analysis

From FourMs

Contents 1 Software 2 Matlab 3 Representation 4 Features 4.1 Musical sound features

[edit] Software

• Audiosculpt from IRCAM (OSX), (License)
• Sonic Visualiser from Queen Mary's University (OSX, Win, Linux), (Free, GPL)
• Praat developed for speech analysis (OSX, Win, Linux), (Free, GPL)
• Spectrogram (Win), (Freeware)
• SPEAR: Sinusoidal Partial Editing Analysis and Resynthesis (OSX, Win), (Freeware)
• SoundAnalysis: simple realtime analysis built on auditory model (OSX) (Free, GPL)
• rt_lpc: real-time LPC analysis + synthesis + visualization (OSX, Win), (Free, GPL)
• Pitch Analyzer: Java-based application

[edit] Matlab

• MIRtoolbox for Matlab
• SSUM: Signals and Systems Using MATLAB
• Octave: Matlab replacement (Free, GPL)

[edit] Representation

• SDIF: Sound Description Interchange Format
• MPEG-7

[edit] Features

[edit] Musical sound features

• onsets
• pulses
• cyclical patterns
• accents and articulations
• dynamic contours
• pitch contours
• tessitura contours
• timbral contours
• modulations
• ornaments