rt_lpc is a light

代码说明：

rt_lpc is a light-weight application that performs real-time LPC analysis and synthesis. It features the following: real-time LPC analysis real-time LPC synthesis visualization of original, predicted, and error waveforms visualization of vocal tract shape from LPC coefficients adjustable LPC analysis order adjustable synthesis pitch shift MIDI controlled pitch (hit m ) lots of other choices (pitch pulse source selection, emphasis filter) STFT plot modular LPC library available on MacOS X, Linux, and Windows under GPL part of the sndtools distribution