ratios

来自「speech signal process tools」· 代码 · 共 96 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# This material contains unpublished, proprietary software of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.
#
# @(#)ratios	1.2 6/20/91 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
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$$


filter $1 -Ffilters/600lp.filt $2 - | tee lp.sd | frame -Pfrm.params - - |  \
pwr  -f sd -f pwr1 - - | mergefea -fpwr1 - /usr/tmp/r$$

filter $1 -Ffilters/1750bp.filt $2 - |tee bp.sd| frame -Pfrm.params - - |  \
pwr  -f sd -f pwr2 - - | mergefea -fpwr2 -  /usr/tmp/r$$

filter $1 -Ffilters/3000hp.filt $2 - |tee hp.sd| frame -Pfrm.params - - |  \
pwr  -f sd -f pwr3 - - | mergefea -fpwr3 -  /usr/tmp/r$$

select -e \(pwr2/pwr1\)  /usr/tmp/r$$ | \
addfea -fratio2to1 -c "added pwr2/pwr1 ratio" -  /usr/tmp/r$$ $3

select -e \(pwr3/pwr1\) /usr/tmp/r$$ | \
addfea -fratio3to1 -c "added pwr3/pwr1 ratio" -  $3

select -e \(pwr3/pwr2\) /usr/tmp/r$$ | \
addfea -fratio3to2 -c "added pwr3/pwr2 ratio" -  $3