Improve brightness / contrast of the image Reduce image noise and reduce detail levels Simulate a scene at nighttime in the moonlight Non-linear, edge-preserving, and noise-reducing smoothing filterįorce all pixels below the threshold into black Transparent, extract, background, or shape the alpha channelĪutomagically adjust gamma level of imageĪutomagically adjust color levels of image On, activate, off, deactivate, set, opaque, copy", Join images into a single multi-image file Click on an option to get more details about how that option works.Īdaptively blur pixels decrease effect near edgesĪdaptively resize image with data dependent triangulation.Īdaptively sharpen pixels increase effect near edges
The magick command recognizes these options. You can find additional examples of using magick in Examples of ImageMagick Usage. resize 400% -sigmoidal-contrast 11.6933 -colorspace sRGB output.png') define filter:filter=Sinc -define filter:window=Jinc -define filter:lobes=3 \ Or here we resize an image with improved quality: magick input.png -colorspace RGB +sigmoidal-contrast 11.6933 \ draw "text 20,55 \'Magick\'" fuzzy-magick.png draw "text 25,60 \'Magick\'" -channel RGBA -blur 0圆 -fill darkred -stroke magenta \ You can combine multiple image-processing operations to produce complex results: magick -size 320x85 canvas:none -font Bookman-DemiItalic -pointsize 72 \ Next, we reduce the image size before it is written to the PNG format: magick rose.jpg -resize 50% rose.png
To get started, lets convert an image in the JPEG format to PNG: magick rose.jpg rose.png We list a few examples of the magick command here to illustrate its usefulness and ease of use.
#Convert picture to size how to#
See Command Line Processing for advice on how to structure your magick command or see below for example usages of the command. Use the magick program to convert between image formats as well as resize an image, blur, crop, despeckle, dither, draw on, flip, join, re-sample, and much more.
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