You can use padding-top, padding-left, etc., as well as the standard css shortcuts for padding (it assumes unit is px).Īn alternative for font-family is font (see the imagemagick docs), which could be a complete filename.Īvailable fonts are those available on your system. Note that the text generation options are meant to resemble css as much as possible. generate ( :text, 'Hello there', 'font-size' => 30, # defaults to 12 'font-family' => 'Monaco', 'stroke-color' => '#ddd', 'color' => 'red', 'font-style' => 'italic', 'font-stretch' => 'expanded', 'font-weight' => 'bold', 'padding' => '30 20 10', 'background-color' => '#efefef', # defaults to transparent 'format' => 'gif' # defaults to png ) If you have ghostscript installed on your system, you can generate text images with image = Dragonfly. The following methods are provided image. Optionally pass imagemagick arguments image. thumb ( '40x30', 'format' => 'jpg', 'frame' => 0 ) EncodeĬhange the encoding with image. You can optionally specify the output format or specify a single frame/page (e.g. thumb ( '40x30' )īelow are some examples of geometry strings for thumb: '400x300' # resize, maintain aspect ratio '400x300!' # force resize, don't maintain aspect ratio '400x' # resize width, maintain aspect ratio 'x300' # resize height, maintain aspect ratio '400x300' # resize only if the image is larger than this '50x50%' # resize width and height to 50% '400x300^' # resize width, height to minimum 400,300, maintain aspect ratio # resize so max area in pixels is 2000 '400x300#' # resize, crop if necessary to maintain aspect ratio (centre gravity) '400x300#ne' # as above, north-east gravity '400x300se' # crop, with south-east gravity '400x300+50+100' # crop from the point 50,100 with width, height 400,300 The ImageMagick plugin provides the following… Processors ThumbĬreate a thumbnail by resizing/cropping image.

Or a Job object created with something like image = Dragonfly. Given a model attachment image = my_model. ImageMagick functionality is added by configuring with the plugin Dragonfly.

Imagemagick resize image