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-rwxr-xr-xdatasets/spread.sh8
1 files changed, 8 insertions, 0 deletions
diff --git a/datasets/spread.sh b/datasets/spread.sh
index bec1da3..60c3551 100755
--- a/datasets/spread.sh
+++ b/datasets/spread.sh
@@ -1,3 +1,4 @@
+#!/bin/bash
if [ "$#" -ne 5 ]; then
echo "Usage: $0 <in.wav> <out.wav> <rate_min> <rate_step> <rate_max>"
@@ -11,15 +12,22 @@ STEP=$4
MAX=$5
ITER=0
+
while true; do
if (( $(echo "$RATE > $MAX" | bc -l) )); then
break
fi
let ITER+=1
RATE=`echo "$RATE+$STEP" | bc`
+ if ((ITER % 20 != 0)); then
+ echo "${ITER}... ${RATE}"
+ sleep 1
+ fi
sox $FN_IN "tmp_$ITER.wav" speed $RATE
done
+echo "made $ITER copies"
+
sox tmp_* $FN_OUT
rm tmp_*