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