logratios

来自「speech signal process tools」· 代码 · 共 105 行

#! /bin/sh
# This material contains unpublished, proprietary software of
# Entropic Research Laboratory, Inc. Any reproduction, distribution,
# or publication of this work must be authorized in writing by Entropic
# Research Laboratory, Inc., and must bear the notice:
#
#    "Copyright (c) 1986-1990  Entropic Speech, Inc.
#    "Copyright (c) 1990-1991  Entropic Research Laboratory, Inc.
#                   All rights reserved"
#
# The copyright notice above does not evidence any actual or intended
# publication of this source code.
#
# @(#)logratios	1.3   10/10/97     ESI/ERL
#
# Written by:
# Checked by:
# Revised by: David Burton
#
# Brief description:  Illustrates tool building with ESPS
#


# This script takes three arguments:
# $1 is the input range in points
# $2 is the input sampled data file name
# $3 is the output file name


if test $1x = x
then
	echo " "
	echo "Three parameters must be specified:"
	echo "range in points, input file, and output file"
	exit 1
fi

if test $2x = x
then
	echo " "
	echo "Three parameters must be specified:"
	echo "range in points, input file, and output file"
	exit 1
fi

if test $3x = x
then
	echo " "
	echo "Three parameters must be specified:"
	echo "range in points, input file, and output file"
	exit 1
fi

USE_ESPS_COMMON=off
ESPS_VERBOSE=0
export USE_ESPS_COMMON
export ESPS_VERBOSE
EBIN=$ESPS_BASE/bin

if test `mach_type` = CONVEX
 then
  echo This script will fail if you do not have write permission on this directory.
 else
  if test ! -w . 
    then
	echo "You do not have write permission in this directory."
	exit 1
  fi
fi
echo " "


# A combination of command line and parameter file 
# parameter processing is exhibited in this demonstration
# script. Frame (1-ESPS) reads a parameter file called frm.params.

rm -f $3
rm  -f /usr/tmp/r$$

$EBIN/filter $1 -F600lp.filt $2 - | tee lp.sd | \
	$EBIN/frame -Pfrm.params - - |          \
	$EBIN/pwr -l -f sd -f logpwr1 - - |     \
	$EBIN/mergefea -flogpwr1 - /usr/tmp/r$$

$EBIN/filter $1 -F1750bp.filt $2 - |tee bp.sd| \
	$EBIN/frame -Pfrm.params - - |         \
	$EBIN/pwr -l -f sd -f logpwr2 - - |    \
	$EBIN/mergefea -flogpwr2 -  /usr/tmp/r$$

$EBIN/filter $1 -F3000hp.filt $2 - |tee hp.sd | \
	$EBIN/frame -Pfrm.params - - |          \
	$EBIN/pwr -l -f sd -f logpwr3 - - |     \
	$EBIN/mergefea -flogpwr3 -  /usr/tmp/r$$

$EBIN/select -e \(logpwr2/logpwr1\)  /usr/tmp/r$$ | \
	$EBIN/addfea -flogratio2to1 -c              \
	"added logpwr2/logwr1 ratio" -  /usr/tmp/r$$ $3

$EBIN/select -e \(logpwr3/logpwr1\) /usr/tmp/r$$ | \
	$EBIN/addfea -flogratio3to1 -c "added logpwr3/logpwr1 ratio" -  $3

$EBIN/select -e \(logpwr3/logpwr2\) /usr/tmp/r$$ | \
	$EBIN/addfea -flogratio3to2 -c "added logpwr3/logpwr2 ratio" -  $3