optipng: 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 = all_files("[.]png$", dir), ...)Arguments
- dir
Path to a directory.
- files
Alternatively, you can choose the specific files to optimize.
- ...
Arguments to be passed to system2().