Konversi image - hexa

xxd -p wallpaper.jpg > image.txt
xxd -plain image.txt > image.hex
xxd -r -p image.txt image.jpg

Referensi

• https://superuser.com/questions/279548/how-to-convert-file-data-to-plain-hex
• https://askubuntu.com/questions/397187/how-to-converting-hex-jpg-to-bin-jpg