#GRUNT CONTRIB IMAGEMIN GIFSICLE INSTALL#
#GRUNT CONTRIB IMAGEMIN GIFSICLE CODE#

But RHEL7 version is actually very new, the company's servers are often older and can not connect to the extranet, in the RHEL7, migrated to the company's server RHEL4.8, a variety of errors (remember to compress the PNG newspaper is the wrong glibc version of the problem). On the RHEL7, a success, the test page passed smoothly, happy. Grunt.loadnpmtasks (' grunt-contrib-imagemin ')

#GRUNT CONTRIB IMAGEMIN GIFSICLE CODE#

This step-by-step installation is quite lengthy and needs to be slowly downloaded, and these plug-ins do not have a class of offline packages, as if they could only be downloaded by using the commands on the Internet.Ĥ, test, in the Grunt-contrib-imagemin installation directory, create a new gruntfile.js, new folder image and put into the compressed picture 1.png, under the installation directory, call grunt Imagemin, test Note that the test needs to be used respectively jpg, PNG, GIF, each type of code is not the same, as for the so-called svgo, did not use so ignore it.

#GRUNT CONTRIB IMAGEMIN GIFSICLE INSTALL#

Ln-s/usr/local/bin/node_modules/grunt-cli/bin/grunt/usr/local/bin/gruntģ, installation grunt-contrib-imagemin, note that advanced to a specific directory, Plug-ins will be installed in the current directory, the default source if the connection failed, you can try the source of Taobao (at the end of the command to add parameters –registry= ).Ĭommand: NPM install grunt-contrib-imagemin–save-dev-d We add the grunt command to the environment variable and we can use it in any directory. The entire grunt-contib-imagemin is made up of a number of widgets, such as Java jar packages, the following four plug-ins are its core components (Linux Toolkit, written in C):ġ, gifsicle-compress GIF images, corresponding to the Nodejs plug-in gifsicleĢ, jpegtran-compress JPEG images, corresponding Nodejs plug-in Imagemin-jpegtranģ, optipng-compress PNG images, corresponding Nodejs plug-in imagemin-optipngĤ, svgo-compress SVG images, corresponding Nodejs plug-in imagemin-svgoįor example, I understand that it uses Nodejs to invoke the Linux Toolkit optipng to compress the image, replacing the command line for the OptiPNG Toolkit imagemin-optipng.ġ, install node and NPM, a bunch of online, do not repeat.Ģ, install GRUNT-CLI, that is, grunt client, it is also a Nodejs plug-in, used to invoke Grunt-contrib-imagemin, when installed it has a default path, directly invoke the installation command.

Grunt-contib-imagemin is a nodejs based plug-in for lossless image compression.

Grunt contrib imagemin gifsicle