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- #!/bin/sh
- # the next line restarts using wish \
- exec wish8.3 "$0" "$@"
-
- # This file shows how to handle CSL/NSP files with both A and B data chunks
-
- package require -exact snack 2.1
-
- set filename CSL_file_with_A_and_B_chunks.nsp
-
- # Read in file using Snack's CSL/NSP decoder, which only gets channel A
- # This is done in order to determine the number of samples in each channel
-
- snack::sound s -load $filename
-
- set end [expr [s length] - 1]
-
- # Now read channel A by treating the file as raw data skipping initial
- # headers and write it out in a file of its own
-
- s read $filename -fileformat raw -skip 60 -end $end
-
- s write channel_A.wav
-
- # Read channel B by skipping channel A and initial headers and write it
-
- s read $filename -fileformat raw -skip [expr 60 + $end * 2 + 8] -end $end
-
- s write channel_B.wav
-
- exit
-
-