David A Roberts

CSpeak

CSpeak is a very simple speech synthesis library written in C. It consists of only ~140 lines of code, half of which is a formant lookup table. The table of formants and the Daisy Bell demo are adapted from Cantarino.

• Source code

Demo

The synthesiser singing Daisy Bell (visualisation provided by sndpeek):

Below is the original artificial rendition of the song by the IBM 7094: