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rrdial/gist:9692570

Created March 21, 2014 18:24
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Image conversion techniques
Raw
gistfile1.sh
## Square an image by adding padding to appropriate top/bottom or sides
convert {{input_file_name}} \( +clone -rotate 90 +clone -mosaic +level-colors white \) +swap -gravity center -composite {{output_file_name}}
## Optimize and compress a png
pngquant -f --speed 1 {{file_name}}
## Convert an EPS to a web-usable image format
convert -units PixelsPerInch -density 300 {{input_file_name}} -resize 700x700 {{output_file_name}}
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