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.zshrc: Add function for optimizing JPEGs 

Signed-off-by: Alan Orth <alan.orth@gmail.com>
This commit is contained in:
Alan Orth 2016-03-17 23:01:40 +02:00
parent 62d7ca2201
commit 9df4458bd4
Signed by: alanorth
GPG Key ID: 0FB860CC9C45B1B9
1 changed files with 11 additions and 0 deletions
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.zshrc
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@ -124,6 +124,17 @@ smartresize() {
gm mogrify -filter Triangle -define filter:support=2 -thumbnail $2 -unsharp 0.25x0.08+8.3+0.045 -dither -quality 82 -define jpeg:fancy-upsampling=off -define png:compression-filter=5 -define png:compression-level=9 -define png:compression-strategy=1 -define png:exclude-chunk=all -interlace Line -strip -output-directory $3 $1
}
# optimize jpeg using GraphicsMagick
#
# $ jpegoptimize DSC_0788.JPG outputdir [quality]
#
# Similar to smartresize above, but just optmizes the jpeg
jpegoptimize() {
if [[ -z $3 ]]; then QUALITY=82; else QUALITY=$3; fi
gm mogrify -filter Triangle -define filter:support=2 -unsharp 0.25x0.08+8.3+0.045 -dither -quality $QUALITY -define jpeg:fancy-upsampling=off -interlace Line -strip -output-directory $2 $1
}
# generate random password 25 characters long:
# $ openssl rand -base64 18 | wc -c
# 25