Scales the image to exactly 800 by 600 pixels; if the source has a different aspect ratio it is stretched. Append ^ to crop instead, or use a single dimension like 800 to keep proportions. magick is ImageMagick 7's command, since the legacy convert binary no longer ships on new installs.
Looking for more? Search all 7,657 commands — works offline, in English or Spanish, and fixes typos.