optipng {xfun}

R Documentation

Run OptiPNG on all PNG files under a directory

Description

Call the command optipng via system2() to optimize all PNG files under a directory.

Usage

optipng(
  dir = ".",
  files = list.files(dir, "[.]png$", recursive = TRUE, full.names = TRUE),
  ...
)

Arguments

dir	Path to a directory.
files	Alternatively, you can choose the specific files to optimize.
...	Arguments to be passed to system2().

References

OptiPNG: http://optipng.sourceforge.net.

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