I would like to extract the images from the following pdf:
https://doku.pub/documents/benveniste-e-vocabulario-de-las-intituciones-as-3nl271x3v808
I run pdfimages -j file.pdf image
but I get strange figures and the pages of the book empty (as if the text was other image that is lost in the process). The images seems to be parts of the very raw pictures the person who digitized the book took.
with pdfinfo file.pdf
I get
Creator: Canon CLC5151 PDF
Producer: ilovepdf.com
CreationDate: Tue Sep 1 19:50:40 2009 CEST
ModDate: Mon Sep 24 16:11:26 2018 CEST
Tagged: no
UserProperties: no
Suspects: no
Form: AcroForm
JavaScript: no
Pages: 233
Encrypted: no
Page size: 690.764 x 1039.76 pts
Page rot: 90
File size: 101724898 bytes
Optimized: yes
PDF version: 1.6