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cheat.sheets/sheets/convert

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Fix and clean code and comments The for loop was problematic for numerous reasons my headache won't allow me to list. I've optimized it, while hoping to maintain the point for which it was submitted. A couple of typos were fixed; nothing major.
2019-11-06 14:23:50 +00:00
# Resize an image to a fixed width and proportional height:
new cheatsheet: convert
2017-05-21 19:26:32 +00:00
convert original-image.jpg -resize 100x converted-image.jpg
Fix and clean code and comments The for loop was problematic for numerous reasons my headache won't allow me to list. I've optimized it, while hoping to maintain the point for which it was submitted. A couple of typos were fixed; nothing major.
2019-11-06 14:23:50 +00:00
# Resize an image to a fixed height and proportional width:
new cheatsheet: convert
2017-05-21 19:26:32 +00:00
convert original-image.jpg -resize x100 converted-image.jpg
Fix and clean code and comments The for loop was problematic for numerous reasons my headache won't allow me to list. I've optimized it, while hoping to maintain the point for which it was submitted. A couple of typos were fixed; nothing major.
2019-11-06 14:23:50 +00:00
# Resize an image to a fixed width and height:
new cheatsheet: convert
2017-05-21 19:26:32 +00:00
convert original-image.jpg -resize 100x100 converted-image.jpg
Fix and clean code and comments The for loop was problematic for numerous reasons my headache won't allow me to list. I've optimized it, while hoping to maintain the point for which it was submitted. A couple of typos were fixed; nothing major.
2019-11-06 14:23:50 +00:00
# Resize an image and simultaneously change its file type:
new cheatsheet: convert
2017-05-21 19:26:32 +00:00
convert original-image.jpg -resize 100x converted-image.png
Fix and clean code and comments The for loop was problematic for numerous reasons my headache won't allow me to list. I've optimized it, while hoping to maintain the point for which it was submitted. A couple of typos were fixed; nothing major.
2019-11-06 14:23:50 +00:00
# Resize all of the images within a directory, using a for loop:
for file in original/image/path/*; do
convert "$file" -resize 150 converted/image/path/"$file"
new cheatsheet: convert
2017-05-21 19:26:32 +00:00
done
Fix and clean code and comments The for loop was problematic for numerous reasons my headache won't allow me to list. I've optimized it, while hoping to maintain the point for which it was submitted. A couple of typos were fixed; nothing major.
2019-11-06 14:23:50 +00:00
# Make text annotation (text = Flower)
new cheatsheet: convert
2017-05-21 19:26:32 +00:00
convert flower.jpg -font courier -fill white -pointsize 20 -annotate +50+50 'Flower' flower_annotate1.jpg
# Crop an image
convert flower.jpg -crop 128×128+50+50 flower_crop.jpg
# Rotate an image
convert flower.jpg -rotate 45 flower_rotate45.jpg
# Add a border
convert -border 1x1 -bordercolor "#FFFFFF" image.png new-image.png
# Convert PNG to JPEG (with 70% quality)
convert -quality 70 image.png new_image.jpg
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