ref: 2a131ff6fee54c1f67a08a2b4f0f566b76e41bf5 dir: /dnn/concat.sh/
# Place in 16k-LP7 from TSPSpeech.iso and run to concatenate wave files # into one headerless training file for i in */*.wav do sox $i -r 16000 -c 1 -t sw - done > input.s16