Imagick Resizer is a module that hooks into core ImageSizer and do the Imagemanipulations using Image Magick via PHP-extension Imagick. It simply needs to be installed into the site/modules/ section.
scale :: height
$options
{
["quality"] int(90)
["sharpening"] string(4) "soft"
["cropping"] bool(false)
["useCMS"] bool(false)
["keepICC"] bool(false)
["keepXMP"] bool(false)
["keepEXIF"] bool(false)
}
same size
height from 195 to 195 = result: 195
height from 260 to 260 = result: 260
downscale
height from 195 to 97 = result: 97
height from 260 to 130 = result: 130
upscale true
height from 195 to 205 = result: 205
height from 260 to 270 = result: 270
upscale false
height from 195 to 205 = result: 195
height from 260 to 270 = result: 260
Last run was on 28.05.2014 - 22:39, test execution time: 0.0480850000