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December 14, 2015 02:09
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macのターミナルから画像をhtmlとcssで使いやすいようにdata:とかつけてbase64エンコード(改行なしで)して出力するびー。
結果は元画像があるフォルダの中のbase64フォルダにされるよ。
#output format => data:[mime/type];base64,encodeString
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#!/usr/bin/ruby | |
require 'base64' | |
require 'mime/types' | |
#install mime/types | |
#gem install mime-types | |
if File.exists?(ARGV[0]) | |
img = open( ARGV[0] ) #file open | |
dir = File.dirname(ARGV[0]) #directory name | |
ext = File.extname(ARGV[0]); #an extension | |
fname = File.basename( ARGV[0], ext) #remove an extension filename | |
type = MIME::Types.type_for(ARGV[0])[0].to_s #get MIME/TYPE | |
encodetext = Base64.strict_encode64( img.read ) #encode base64 without new line | |
Dir::mkdir(dir+"/base64") unless File.exists?(dir+"/base64") | |
File.open(dir+"/base64/"+fname,'w'){|f| #output dir path & file name | |
f.write("data:"+type+";base64," + encodetext ) #output string | |
} | |
else | |
abort( "ERROR:" "FIle "+ARGV[0]+ "not exists." ) #error XD | |
end | |
### | |
## usage | |
# ruby b64e.rb filename | |
# or | |
# add bash_profile function (bashrc) # | |
## code | |
# b64e() { command ruby #b64e.rb's path#b64e.rb $1 } | |
# | |
## usage | |
# b64e filename | |
### |
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セミコロンがあるのがきもいっすw