This script extracts Shutter Count information from Nikon NEF (RAW) files and saves the output into a CSV file (uses exiftool)

extract-shutterCount.sh

#!/bin/bash

# This script extracts Shutter Count information from Nikon NEF (RAW) files
# and saves the output into a CSV file (for further processing)
# Dependency: exiftool must be installed
# by Andras Kora, ak@akora.info, 2018-09-29 Sat 16:18:37 CEST @638

TIMESTAMP=$(date +%s)
FILENAME=$1

# expecting the CSV file name as an argument
if [[ $# -eq 0 ]] ; then
  echo 'This script extracts Shutter Count information from Nikon NEF (RAW) files'
  echo 'Please specify the filename of the output CSV file'
  exit 0
fi

# Adding header info to the file
echo "Filename,ShutterCount" >> $FILENAME

# Extracting Shutter Count info from NEF (RAW) files
for i in *.nef ; do
  echo "Processing $i"
  echo -n "$i," >> $FILENAME
  exiftool -*shuttercount* -s -s -s "$i" >> $FILENAME
done

# Adding timestamp (as Unix Epoch) to the file's basename
if [[ "$FILENAME" == *csv || *CSV ]] ; then
  BASENAME=${FILENAME%????}
  mv $FILENAME $BASENAME-$TIMESTAMP.csv
else
  mv $FILENAME $FILENAME-$TIMESTAMP.csv
fi

echo "All Done"
exit 0