Vivi is a computer program which performs violin music at approximately the level of a student with one year of practice. http://percival-music.ca/vivi.html Sound and video is produced with https://github.com/gperciva/artifastring In addition to the packages checked by scons, you need: python-scipy sip4 (python sip C++ bindings) python-qt4-dev (more qt4 python bindings) python-poppler-qt4 (compile from source tarball, 0.16.2 works) http://code.google.com/p/python-poppler-qt4/ sox mplayer menucoder