REPITCH
NAME
repitch - change speaking rate and or pitch of speech
SYNOPSIS
repitch
(-I) (-i item) (-r rate-change) (-f pitch-change) file
DESCRIPTION
repitch
is a program to modify the pitch and duration of an utterance.
It uses the PSOLA algorithm and requires a set of pitch-epoch
annotations. These can be generated from a Laryngograph signal
using Lx->Tx conversion, followed by Tx->An conversion.
OPTIONS
-I
Identify program name and version number.
-i item
Select input item number.
-r rate-change
Relative speed up factor. 2.0 = twice as fast, 0.5=half as fast. Default 1.
-f pitch-change
Relative pitch change factor. 2.0 = double pitch, 0.5 = halve pitch. Default 1.
INPUT ITEMS
SP
Speech item
TX
Pitch epochs (alternative to AN).
AN
Pitch epoch annotations (alternative to TX).
OUTPUT ITEMS
SP
Prosody changed speech
HISTORY
rate=
proportional rate-change.
freq=
proportional pitch change
VERSION/AUTHOR
1.0
Mark Huckvale
SEE ALSO
respeed
BUGS
Fri Jul 09 14:54:36 2004