Convert HEIC to jpg

#!/bin/bash

parseimage() {
  convert -quality 70 -strip "$1".HEIC "$1".jpg
  status=$?
  #[ $status -eq 0 ] && echo "✅ $1" || echo "❌ $1"
  if [ $status -eq 0 ]; then
    rm "$1".HEIC
    echo "✅ $1"
  else
    echo "❌ $1"
  fi
}

if [ -z "$1" ]; then
  for filename in *.HEIC; do
    [ -e "$filename" ] || continue
    parseimage "${filename%.*}"
  done
else
  for var in "$@"; do
    parseimage $var
  done
fi

say yes

$ optimg filename1.HEIC filename2.HEIC
# or
$ optimg # to convert all HEIC file on current directory