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#!/bin/bash | |
#Recover from an Audacity crash by reassembling the saved data files | |
if [ $# != 2 ]; then | |
echo "ERROR: Not enough arguments" | |
echo "$0 [SOURCE PATH] [DESTINATION]" | |
exit 1 | |
fi | |
DATA="$1/" | |
OUT=$2 | |
if [ -e $OUT ]; then | |
# Hope the path exists | |
echo "ERROR: Output file exists ($OUT)" | |
exit 1 | |
fi | |
COUNT=1 | |
find $DATA -name "*.au" -print0 | while read -d $'\0' FILE ; do | |
#The offsets are probably all going to be the same, but best check it | |
OFFSET=$(echo $(od -i -j4 -N4 -An < $FILE) ) # Use echo for easy trim | |
if [ $COUNT -eq 1 ]; then | |
# Write the header | |
dd ibs=$OFFSET count=1 if=$FILE of=$OUT | |
fi | |
echo "Adding $FILE (offset=$OFFSET)" | |
dd ibs=$OFFSET skip=1 conv=notrunc oflag=append if=$FILE of=$OUT | |
let COUNT+=1 | |
done | |
echo "Done" |
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