CH_LAB(1)

NAME

ch_lab -- change/copy label files

SYNOPSIS

ch_lab [-S frame spacing] [-start time] [-end time] [-ext file extension]
       [-extract file] [-extend time] [-f sample frequency]
       [-lf sample frequency] [-itype file type] [-key key file]
       [-lablist list of labels] [-length time] [-map map file]
       [-name feature name] [-class class] [-o output file]
       [-otype file type] [-pad high | low] [-pos list of labels]
       [-q timestep] [-range range] [-sed sed file] [fl shift time delta]
       [-style output stype] [-vocab vocab file] [-verify] [-nopath]
       [-base] [-combine] [-divide] [-h] input files ...

DESCRIPTION

ch_lab copies from one or more input label files to an output label file, optionally performing various operations along the way.

The following option flags are recognized:

-h Print a summary of usage to standard output.
-S frame spacing

frame spacing of output

-start time

start time, in seconds, for label extraction

-end time

end time, in seconds, for label extraction

-ext file extension

filename extension to use for multiple output files

-extract file

extract a single file from a list of files

-extend time

extend track file by time seconds beyond label file

-f sample frequency

sample frequency of label file

-lf sample frequency

sample frequency for labels

-itype file type

type of input label file: esps htk ogi

-key key file

key label file

-lablist list

list of labels to be considered as blank

-length time

length of track produced, in seconds

-map map file

label mapping file

-name feature name

eg. Fo Phoneme

-class class

name of class defined in op file

-o output file

output file name

-otype file type

output file type: xmg, ascii, esps, htk

-pad high | low

pad with high or low values

-pos list

list of labels to be regarded as 'pos'

-q timestep

quantize label timings to nearst value

-range range

difference between high and low values

-sed sed file

perform regex editing using sed file

fl shift time delta

shift the times of the labels

-style output style

output style e.g. track

-vocab file

file containing list of words in vocabulary

-verify

check that only labels in vocab file are in label file

-nopath

ignore pathnames when searching label lists

-base

use base filenames for lists of label files

-combine
-divide

SEE ALSO

ch_wave(1) ch_track(1)

Edinburgh Speech Tools April 5, 2001 Edinburgh Speech Tools