WaveCLI

WaveCL or Wave Command Line is a command line interface tool to manipulate, plot and analyze .wav files. This was developed by Shashank Sharma as a part of Kannada Speech Synthesis Project.

Kannada Speech Synthesis is the final year project by students of the Department of ECE, Ramaiah Institute of Technology under the guidance of Sadashiva V Chakrasali

Usage

To use any script in this project

python3 <File>.py -h

Available Wave Utilities

1. Plotting
   • Wave
   • Spectrogram
   • Magnitude Spectrum
   • Pitch Contour
2. Manipulation
   • Pitch Shift (without affecting Tempo)
   • Change Tempo (without affecting Pitch)
   • Change Pitch of an audio signal for 5 different values together (Varun S S)
3. Compare
   • Find Mean error between Original and Synthesized File

Utilities using EST

Audio Utilities using Edinburgh speech tools in the folder named est. Also contains python wrapper for EST

Usage

python3 <File>.py -h

Available scripts

1. MFCC colormap(mfcc.py)
2. Resample a Wave(resample.py)
3. Dynamic Range Compression (drc.py)
4. Print Information of a wave file (wavinfo.py)
5. Convert Utterance files to XML (utt2xml.py)
6. Clip Audio(clip.py)

License

Free MIT License held by Shashank Sharma

Credits

1. Edinburgh Speech Tools
2. SPTK