From 730319bcd124f0766aacf59d8463f6883d99f93a Mon Sep 17 00:00:00 2001
From: Alan Orth <alan.orth@gmail.com>
Date: Sun, 30 Aug 2015 17:58:36 +0300
Subject: [PATCH] .zshrc: Add smartresize function

For quick and easy image resizing. From Smashing Magazine's great
article[0].

[0] http://www.smashingmagazine.com/2015/06/efficient-image-resizing-with-imagemagick/

Signed-off-by: Alan Orth <alan.orth@gmail.com>
---
 .zshrc | 9 +++++++++
 1 file changed, 9 insertions(+)

diff --git a/.zshrc b/.zshrc
index f24a8c2..0ac5283 100644
--- a/.zshrc
+++ b/.zshrc
@@ -102,5 +102,14 @@ fi
 # If heroku toolbelt is installed, add it to PATH
 [[ -d /usr/local/heroku/bin ]] && PATH=$PATH:/usr/local/heroku/bin
 
+# resize images using ImageMagick
+#
+#   $ smartresize DSC_0788.JPG 1920 outputdir
+#
+# see: http://www.smashingmagazine.com/2015/06/efficient-image-resizing-with-imagemagick/
+smartresize() {
+    mogrify -path $3 -filter Triangle -define filter:support=2 -thumbnail $2 -unsharp 0.25x0.08+8.3+0.045 -dither None -posterize 136 -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 none -colorspace sRGB $1
+}
+
 export PATH
 export MANPATH