These multimedia libraries are either direct or indirect dependencies of sox, which I was recently requested to ITP. They all are considered unencumbered and are shipped by Fedora.
ftp://ftp.cygwinports.org/pub/cygwinports/release-2/gsm/ ftp://ftp.cygwinports.org/pub/cygwinports/release-2/libsamplerate/ ftp://ftp.cygwinports.org/pub/cygwinports/release-2/libsndfile/ ftp://ftp.cygwinports.org/pub/cygwinports/release-2/orc/ ftp://ftp.cygwinports.org/pub/cygwinports/release-2/wavpack/ Yaakov
