![]() Actually, software developers turned to smart phone users and made all images downscale for the sake of usage in the poor width devices. (setq imagemagick-enabled-types t) (defun image-p (obj) 'Return non-nil if OBJ is an image' (eq (car-safe obj) 'image)) (defun iimage. markdown is a piece of shit hyped format and this page is a proof of it. If this prerequisites are fulfilled you can use the following lisp code to adapt the image width to the window width in markdown-buffers. The general pattern of figure paths is /-., where chunklabel is the label of the chunk where the plot has been generated, i is the plot index (within this chunk) and ext is the file extension (by default png in RMarkdown documents). Just use the option Support all ImageMagick types from the Value menu. Include_graphics(sprintf("%sgenerate_figures-2.png", opts_current$get("fig.path"))) Chunk options related to graphics output that work for normal R plots also work for these images, such as out.width and out.height. The major advantage of using this function is that it is portable in the sense that it works for all document formats that knitr supports, so you do not need to think if you have to use, for example, LaTeX or Markdown syntax, to embed an external image. ![]() As the existing answers are outdated, here a more up-to-date solution: Resizing local imagesĪs of knitr 1.12, there is the function include_graphics. The Book R for Data Science by Hadley Wickham and Garrett Grolemund (read here) is a great resource too. Further reading Finde good advice on Yihui’s option page. We can use the knitr function includegraphics which is convenient, as it takes care for the different output formats and provides some more features (see here the help file). Just resize the image with your favorite photo/image manager such as Gimp, Photoshop, Preview App etc. The question is old, but still receives a lot of attention. Using the knitr function includegraphics.
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