Jpegtran
Jpegtran provides Ruby interface to the jpegtran tool.
Some examples follow: (for details, see module documentation)
require "jpegtran"
Jpegtran.available? # will return true (or false)
options = { :progressive => true, :optimize => true }
Jpegtran.optimize("foo.jpg", options)
# will run 'jpegtran -progressive -optimize -outfile foo.jpg foo.jpg'It can be also run asynchronously by non-blocking way (with eventmachine)
simply by giving block to #optimize. See documentation.
Unsupported Options
The -maxmemory N option isn't supported.
Copyright
Copyright © 2011 – 2015 Martin Poljak. See LICENSE.txt for
further details.