Preview a saved PNG in an R device window

Question

Is there a way print an existing PNG file to the device window, for example, let\'s say that you have saved a plot as PNG but you would like to preview it (for sanity) befor

Answer 1

Baptiste's answer didn't work for me while using RStudio in Linux. I had to remove the system.file() call.

library(png)
img <- readPNG('/path/image.png')
grid::grid.raster(img)