runtestv

16kb/s Low Delay CELP 算法

#!/usr/local.1122/bin/ksh
# @(#)tv.run	1.7	4/27/92
#
# This is a shell script to do test vector verifiication for the CCITT G.728
# 16 kb/s LD-CELP coder.
#
tv=/usr/kroon/w/standards/g728/testv	# directory where test vectors are
BIN=.	# directory where executables are
TOOLS=/usr/kroon/w/standards/g728/verify #tools directory
#
# check if testvectors are available
#
if [ -d "$tv" ]
then
#
# PASS TEST VECTORS THROUGH ENCODER 
#
for j in $tv/in?.bn		# ? is 1, 2, 3, 4, 5, or 6
do
  rm -f INPUT 
  cp $j INPUT
  xd=${j##*/}				# xd=in?.bn
  x=${xd%%.bn}				#  x=in?
  y=${j%%.bn}				#  y=$tv/in?
  z=${x##in}				#  z=?
  print Floating-point encoder encoding $xd
  $BIN/ccelp INPUT BIT-STREAM
  $BIN/dcelpnpf BIT-STREAM OUTPUT
  mv BIT-STREAM $tv/incw$z.tx
  mv OUTPUT ${y}tx.d
done
#
# PASS TEST VECTORS THROUGH DECODER
#
for j in $tv/cw?.bn		
do
  rm -f BIT-STREAM
  cp $j BIT-STREAM
  xd=${j##*/}				# xd=cw?.bn
  x=${xd%%.bn}				#  x=cw?
  y=${j%%.bn}				#  y=$tv/cw?
  z=${x##cw}				#  z=?
  print Floating-point decoder decoding $xd
  $BIN/dcelpnpf BIT-STREAM OUTPUT
  mv OUTPUT $tv/outa$z.rx
done
rm -f BIT-STREAM
cp $tv/cw4.bn BIT-STREAM
print Floating-point decoder + postfilter decoding cw4.bn
$BIN/dcelp BIT-STREAM OUTPUT
mv OUTPUT $tv/outb4.rpf
#
# VERIFY FLOATING-POINT ENCODER OUTPUTS
#
rm -f tv.out
echo ============================================================== >> tv.out
echo Test vector verification results for Floating-Point Encoder: >> tv.out
date >>tv.out
echo ============================================================== >> tv.out
for j in $tv/incw[1-4].bn $tv/incw6.bn	
do
  xd=${j##*/}				# xd=incw?.bn
  x=${xd%%.bn}				#  x=incw?
  echo -------------------------------------------------------------- >> tv.out
  echo Comparing bit stream files $xd and $x.tx ... >> tv.out
  $TOOLS/cwcomp $tv/$xd $tv/$x.tx >> tv.out
done
#
# VERIFY FLOATING-POINT DECODER OUTPUTS
#
echo ============================================================== >> tv.out
echo Test vector verification results for Floating-Point Decoder: >> tv.out
for j in $tv/outa?.bn
do
  xd=${j##*/}				# xd=outa?.bn
  x=${xd%%.bn}				#  x=outa?
  echo -------------------------------------------------------------- >> tv.out
  echo SNR of file $x.rx ... >> tv.out
  $TOOLS/snr $tv/$xd $tv/$x.rx >> tv.out
done
echo --------------------------------------------------------- >> tv.out
echo Floating-point decoder + postfilter test: >> tv.out
echo SNR of file outb4.rpf ... >> tv.out
$TOOLS/snr $tv/outb4.bn $tv/outb4.rpf >> tv.out

rm -f *.tmp INPUT BIT-STREAM
rm -f $tv/*.d $tv/*.tx $tv/*.rx $tv/*.rpf

print Results have been written to file: tv.out
else
print Testvector directory $tv not found
fi