cheat-fork-echo/cheatsheets/convert

20 lines
722 B
Plaintext

To resize an image to a fixed width and proportional height:
convert original-image.jpg -resize 100x converted-image.jpg
To resize an image to a fixed height and proportional width:
convert original-image.jpg -resize x100 converted-image.jpg
To resize an image to a fixed width and height:
convert original-image.jpg -resize 100x100 converted-image.jpg
To resize an image and simultaneously change its file type:
convert original-image.jpg -resize 100x converted-image.png
To resize all of the images within a directory:
To implement a for loop:
for file in `ls original/image/path/`;
do new_path=${file%.*};
new_file=`basename $new_path`;
convert $file -resize 150 conerted/image/path/$new_file.png;
done