That has been possible for years, and is even a typical student assignment in speech processing courses. A quick search gave this example course at Cornell htt

That has been possible for years, and is even a typical student assignment in speech processing courses. A quick search gave this example course at Cornell http://people.ece.cornell.edu/land/courses/ece5760/FinalProjects/f2008/pae26_jsc59/pae26_jsc59/index.html http://people.ece.cornell.edu/land/courses/ece5760/FinalProj...