:fix - Fix otherwise fatal conditions such as bad CRCs (defaults to false).:chunks - List of chunks to remove or :alla - all except tRNS/transparency or :allb - all except tRNS and gAMA/gamma (defaults to :alla).Worker can be disabled by passing false instead of options hash. :verbose - Verbose output (defaults to false).:threads - Number of threads or disable (defaults to number of processors).image_optim.yml in current working directory $XDG_CONFIG_HOME/image_optim.yml (by default ~/.config/image_optim.yml).ConfigurationĬonfiguration in YAML format will be read and prepanded to options from two paths: Image optimization can be time consuming, so depending on your deployment process you may prefer to optimize original asset files. PATH="/Applications/ImageOptim.app/Contents/MacOS:$PATH" image_optim *.jpgĮNV = "/custom/location:#).Ĭheck available options in options section. PATH="/custom/location:$PATH" image_optim *.jpg Specify custom bin location using XXX_BIN environment variable ( JPEGOPTIM_BIN, OPTIPNG_BIN, …).īesides permanently setting environment variables in ~/.profile, ~/.bash_profile, ~/.bashrc, ~/.zshrc, … they can be set:
GIFSICLE OPTIMIZE INSTALL
If you cannot install to common location, then install to custom one and add it to PATH.
Simplest way for image_optim to locate binaries is to install them in common location present in PATH (see Binaries installation). If you want to check latest changes: gem ' image_optim ', :git => ' git:///toy/image_optim.git ' Binaries location With version: gem ' image_optim ', ' ~> 0.11 ' jpegtran from Independent JPEG Group's JPEG library.(will use zopfli on default/maximum level 4)
Optimize (lossless compress) images (jpeg, png, gif, svg) using external utilities:
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