magick convert -density 300 "Rafael_de_Pina_Vara_Diccionario.pdf" -quality 90 -resize 1500x -shave 50x50 "output/page_%03d.jpg"
Tools like ILovePDF or Smallpdf allow you to upload the file and extract every page as a high-resolution JPG. rafael de pina vara diccionario de derecho pdf to jpg