Script to recombine the .mov/.HEIC files exported from Apple Photos when you do an "Export Unmodified Originals" and all your live photos get split apart

recombine-live-photo.sh

#!/usr/bin/env bash
set -eou pipefail

recombine-live-photo() {
    basename="${1}"
    echo "Processing file: $basename"
    mkdir -p "${basename}"
    mv "${basename}."* "${basename}/"
    cat <<EOF >"${basename}/metadata.plist"
<?xml version="1.0" encoding="UTF-8"?> <!DOCTYPE plist PUBLIC "-//Apple//DTD PLIST 1.0//EN" "http://www.apple.com/DTDs/PropertyList-1.0.dtd">
 <plist version="1.0">
 <dict>
 <key>PFVideoComplementMetadataVersionKey</key>
 <string>1</string>
 </dict>
 </plist>
EOF
    mv "${basename}" "${basename}.pvt"
}

main() {
    for file in "${files[@]}"; do
        if [[ $file == *.mov ]] && [[ -f "${file%.mov}.HEIC" ]]; then
            recombine-live-photo "${file%.mov}"
        fi
    done
}

files=("$@")
main "${files[@]}"