Noise Eater

Webapp which implements various noise detection alrorithms developed by the University of Salford's Good Recording project.

Prerequisites

windDet to do the actual processing
audiowaveform to generate peak data
ffmpeg for audio file conversion and slicing
sendmail or other mailserver to send validation emails

Install & Configure

Make sure binaries above are available
Copy configuration/settings.rb.example to configuration/settings.rb and set as appropriate.
bundle --without production
rackup

In the console output, server messages are in green, command line tools in yellow, user interaction in blue and errors in red.

What's what?

/features/: cucumber specs
/public/audio: upload location for audio files
/testdata/: files to test with
/trees/: descision trees for windDet
config.rb: website config
config.ru: rackup config
NoiseEater.rb: website app
fileprocessor.rb: audio file processing server
resetdb.rb: wipe the database and files

Credits

Developed by the University of Salford Acoustics Research Centre.

Webapp by Dr. Kim Foale
Noise detectors by Dr. Paul Kendrick
Project Manager Prof. Trevor Cox