This is a simple class for gif files that takes care printing the file
correctly in different environment (e.g. knitr, RStudio, etc.). If your
renderer produces a gif file you can wrap the final output in gif_file to
get all of these benefits for free.
gif_file(file)# S3 method for gif_image
print(x, ...)
knit_print.gif_image(x, options, ...)
# S3 method for gif_image
split(x, f, drop = FALSE, ...)
gif_file returns a gif_image object. split returns a list of
magick-image objects and requires magick to work.
The gif file to be wrapped
A gif_image object
Arguments passed on
a ‘factor’ in the sense that as.factor(f) defines the grouping, or a list of such factors in which case their interaction is used for the grouping.
logical indicating if levels that do not occur should be dropped
(if f is a factor or a list).