:jpegrescan - Use jpegtran through jpegrescan, ignore progressive option (defaults to false).:progressive - Create progressive JPEG file (defaults to true).:copy_chunks - Copy all chunks (defaults to false).:max_quality - Maximum image quality factor 0.
:strip - List of extra markers to strip: :comments, :exif, :iptc, :icc or :all (defaults to :all).:level - Compression level: 0 - don't compress, 1 - fast, 2 - normal, 3 - extra, 4 - extreme (defaults to 4).:interlace - Interlace, true - interlace on, false - interlace off, nil - as is in original image (defaults to false).
:level - Optimization level preset: 0 is least, 7 is best (defaults to 6).:strategy - Strategy: 0 - xtreme, 1 - intense, 2 - longest Match, 3 - huffman Only, 4 - uncompressed (defaults to 0).:copy_chunks - Copy optional chunks (defaults to false).:brute - Brute force try all methods, very time-consuming and generally not worthwhile (defaults to false).: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 $XDG_CONFIG_HOME/image_optim.yml (by default ~/.config/image_optim.yml).ConfigurationĬonfiguration in YAML format will be read and prepanded to options from two paths: Image optimization can be time consuming, so depending on your deployment process you may prefer to optimize original asset files. It uses Homebrew, if you dont have homebrew itll install it when the script is.
Brew install imageoptim generator#
PATH="/Applications/ImageOptim.app/Contents/MacOS:$PATH" image_optim *.jpgĮNV = "/custom/location:#).Ĭheck available options in options section. Jumpstart is a script generator for installing/updating multiple macOS. 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: 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 '
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