Collaboran Miklos Vanja has written a post about his work on making LibreOffice use pdfium to render inserted PDF images. Check it out:
pdfium is the rendering library used in Chromium’s pdf viewer. It’s based on the foxit pdf renderer and its rendering quality is much better compared to the pre-existing “convert PDF to ODG, then to an image” code when it comes to just viewing a PDF file. First, thanks to PMG who made this work possible.
Let’s look at a few samples that compare the old pdfimport rendering result and the new pdfium-based one. One important feature is that embedded fonts are handled. This is how this inserted PDF looked like previously:
Compare it with the new result:
To continue reading and see more examples, check out the blog post on the website of Miklos Vanja.