Copy vocal tract size, pitch and duration

This command combines three commands into one:

The resulting new Sound will appear selected in the list of objects.


Vocal tract length estimation was adapted from the procedure described at:
http://www.languagebits.com/phonetics-english/resonant-frequencies-and-vocal-tract-length/

Vocal tract size change was adapted from the script "VTchange" by Chris Darwin,
https://uk.groups.yahoo.com/neo/groups/praat-users/files/Darwin%20scripts/