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)