Contents:

• Convert HEIC to JPEG in a directory
• Converting to AVIF/WebP/Other

Convert HEIC to JPEG in a directory #

#!/usr/bin/env bash

set -e
shopt -s nocaseglob

echo "Converting directory: $1"
cd "$1" || exit 1

convert()
{
    local source="$1"
    local dest="${source//.HEIC/.jpeg}"
    dest="${dest//.heic/.jpeg}"
    sips -s format jpeg "$source" --out "$dest"
}

find . -iname "*.heic" | while read file; do convert "$file"; done

Converting to AVIF/WebP/Other #

Use: squoosh/cli