?? win_filt.tes
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#!/bin/sh# @(#)win_filt.tes 1.1 9/7/93 USE_ESPS_COMMON=off;export USE_ESPS_COMMONESPS_VERBOSE=0;export ESPS_VERBOSEoutfile='/tmp/out'donefile='/tmp/done'#------LOW PASSecho "Low pass filter, visually inspect"echo " cutoff frequency at 1800, with transition band 20 Hz"cat >> $donefile << ENDfloat samp_freq = 8000.000000;int nbands = 2;float band_edge1 = 0.000000;float band_edge2 = 1800.000000;float band_edge3 = 4000.000000;float band1_des = 1.000000;float band2_des = 0.000000;float rej_db = 20.000000;float trans_band = 100.000000;ENDwin_filt -P$donefile $outfilefiltspec -ml $outfile - |plotspec -#--------WINDOW_METH HIGHPASS -------------------echo "high pass filter, visually inspect"echo " cutoff frequency at 1800, with transition band 20 Hz"cat >> $donefile << ENDfloat samp_freq = 8000.000000;int nbands = 2;float band_edge1 = 0.000000;float band_edge2 = 1800.000000;float band_edge3 = 4000.000000;float band1_des = 0.000000;float band2_des = 1.000000;float rej_db = 20.000000;float trans_band = 100.000000;ENDwin_filt -P$donefile $outfilefiltspec -ml $outfile - |plotspec -rm $outfilerm $donefile?? 快捷鍵說明
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