I need the markdown output of an R Markdown file to convert it with pandoc manually. But when I use knitr::include_graphics to include local JPEG images and knit to HTML with keep_md (or to markdown), ...

2° Find any individual image with jpg format (or 2, if you find/have 2 different file resolution sizes), and make a smallest version from it 3° Use into body tag the tag picture and into it, use 2 ...