.TH SNDFILE-GENERATE-CHIRP 1 "December 14, 2009" .SH NAME sndfile-generate-chirp \- generate a sound file containing a chirp .SH SYNOPSIS .B sndfile-generate-chirp .RI "[options] " .SH DESCRIPTION sndfile-generate-chirp generates a sound file containing a sine wave that sweeps from a low starting frequency to a higher ending frequency (ie a chirp). The file is written using libsndfile (http://www.mega-nerd.com/libsndfile/). .LP The parameters allows the start and end sine wave frequencies to be set as well as specifying the shape of the sweep (ie linear, quadratic or logarithmic). Run "sndfile\-generate-chirp \-\-help" for more information. .LP The format of the output file is determined by the filename extension of the output file. .SH AUTHOR This manual page was written by Erik de Castro Lopo .