passing generic flags to cwebp

Author: emmmile

lib/jekyll-webp/defaults.rb

@@ -6,8 +6,9 @@ module Webp
     DEFAULT = {
       'enabled'   => false,
 
-      # The quality of the webp conversion 0 to 100 (where 100 is least lossy)
-      'quality'   => 75,
+      # The flags to pass to the webp binary. For a list of valid parameters check here:
+      # https://developers.google.com/speed/webp/docs/cwebp#options
+      'flags'     => "-q 75",
 
       # List of directories containing images to optimize, Nested directories will not be checked
       'img_dir'   => ["/img"],
@@ -35,4 +36,4 @@ module Webp
     }
 
   end # module Webp
-end # module Jekyll
+end # module Jekyll

lib/jekyll-webp/version.rb

@@ -1,8 +1,8 @@
 module Jekyll
   module Webp
-    VERSION = "0.1.1"
+    VERSION = "1.0.0"
     # When modifying remember to issue a new tag command in git before committing, then push the new tag
     # git tag -a v0.1.0 -m "Gem v0.1.0"
     # git push origin --tags
   end #module Webp
-end #module Jekyll
+end #module Jekyll

lib/jekyll-webp/webpExec.rb

@@ -9,7 +9,7 @@ class WebpExec
       # Runs the WebP executable for the given input parameters
       # the function detects the OS platform and architecture automatically
       #
-      def self.run(quality, input_file, output_file)
+      def self.run(flags, input_file, output_file)
 
         # What is the path to the execs inside the gem? perhaps just bin/?
         bin_path = "bin/"
@@ -27,7 +27,7 @@ def self.run(quality, input_file, output_file)
         full_path = File.join(gem_root, bin_path, exe_name)
 
         # Construct the full program call
-        cmd = "\"#{full_path}\" -quiet -mt -q #{quality.to_s} \"#{input_file}\" -o \"#{output_file}\""
+        cmd = "\"#{full_path}\" -quiet -mt \"#{flags}\" \"#{input_file}\" -o \"#{output_file}\""
 
         # Execute the command
         stdin, stdout, stderr = Open3.popen3(cmd)
@@ -88,4 +88,4 @@ def OS.x64?
       return 1.size == 8
     end
   end #module OS
-end #module Jekyll
+end #module Jekyll

lib/jekyll-webp/webpGenerator.rb

@@ -82,7 +82,7 @@ def generate(site)
               end
 
               # Generate the file
-              WebpExec.run(@config['quality'], imgfile, outfile_fullpath_webp)
+              WebpExec.run(@config['flags'], imgfile, outfile_fullpath_webp)
 
               # Keep the webp file from being cleaned by Jekyll
               site.static_files << WebpFile.new(site, site.dest, imgdir, outfile_fullpath_webp)