image_optim_tolerance

Tests that an image is compressed within a specified tolerance. image_optim does all the heavy lifting.

Installation

Install the gem

[sudo] gem install image\_optim\_tolerance

Instead of installing the gem directly via the command line, we recommend using Bundler to manage your gem dependencies.

Usage

Usage: image\_optim\_tolerance path [, path2 [, pathN]]

Examples:
 image\_optim\_tolerance /path/to/image.png /path/to/other/image.jpg
 image\_optim\_tolerance -t 5 /path/to/image.png /path/to/other/image.jpg

@options:
    -t, --tolerance NUMBER           the maximum allowed compression tolerance (in percentage)
    -a, --[no-]aggressive            if aggressive, also return the non-failing (acceptable) offenders if there are other offenders
    -v, --[no-]verbose               run verbosely
    -h, --help                       shows this help message

Configuration

See image_optim for configuration options. e.g. use a .image_optim.yml file.