mirror of
https://github.com/Brandon-Rozek/website.git
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37 lines
674 B
Bash
Executable file
37 lines
674 B
Bash
Executable file
#!/bin/bash
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# 800px is the width of the content on my site
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WIDTH=800
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set -o errexit
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set -o nounset
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set -o pipefail
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show_usage() {
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echo "Usage: jpg4web.bash [imagefile]"
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exit 1
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}
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# Check argument count
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if [ "$#" -ne 1 ]; then
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show_usage
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fi
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# Check that it ends in .jpg
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if [[ "$1" != *.jpg ]]; then
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echo "Argument [imagefile] must end in .jpg"
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show_usage
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fi
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# Check that relevant commands exist
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if ! command -v mogrify > /dev/null; then
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echo "Command magick not found. Exiting..."
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fi
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if ! command -v jpegoptim > /dev/null; then
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echo "Command jpegoptim not found. Exiting..."
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fi
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cp "$1" "$1.bak"
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mogrify -resize "$WIDTH" "$1"
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jpegoptim "$1"
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