From 20303fa130c128582654d683d3c5096c50665293 Mon Sep 17 00:00:00 2001
From: Mateus WB <mateuswbechert@gmail.com>
Date: Sat, 5 Oct 2019 15:17:28 -0300
Subject: [PATCH] Script improve images sizes

---
 README.md | 22 +++++++++++++++
 optimage  | 81 +++++++++++++++++++++++++++++++++++++++++++++++++++++++
 2 files changed, 103 insertions(+)
 create mode 100755 optimage

diff --git a/README.md b/README.md
index 5904be5..c6102b3 100644
--- a/README.md
+++ b/README.md
@@ -175,6 +175,28 @@ Dependencies: [openssl](https://www.openssl.org/)
 show-certificate google.com
 ```
 
+### :camera: Optimize images size
+Script: [optimage](optimage)
+Dependencies:
+```
+apt-get update && apt-get -y install gcc libc6-dev libjpeg-progs trimage imagemagick pngquant
+git clone https://github.com/kormoc/imgopt.git
+cd imgopt
+chmod +x imgopt
+cp imgopt /usr/local/bin/
+gcc -o jfifremove jfifremove.c
+mv jfifremove /usr/local/bin/
+wget http://static.jonof.id.au/dl/kenutils/pngout-20150319-linux.tar.gz
+tar -zxf pngout-20150319-linux.tar.gz
+cd pngout-20150319-linux/x86_64
+mv pngout /usr/local/bin/ 
+```
+
+```sh
+optimage <dir> --all  #Recursively optimize all images in the specified directory 
+optimage <dir>        #Recursively optimize all images modified in last 3 days
+```
+
 ## 🤘🏻 SIMPLE BASH COMMANDS
 
 These commands are so easy to use that creating a script for them would be overkill.
diff --git a/optimage b/optimage
new file mode 100755
index 0000000..6c82896
--- /dev/null
+++ b/optimage
@@ -0,0 +1,81 @@
+#!/bin/bash
+## Filename: optimage
+## Function: Optimize images for web
+## Author: Mateus WB
+## Date: 2019-09-10
+## Tools (dependencies): imgopt pngquant pngout imagemagick jfifremove
+## Usage: optimage dir-to-optimize #(recursive)
+
+#################### Installing dependencies - Debian9 (as root): ###############################
+# apt-get update && apt-get -y install gcc libc6-dev libjpeg-progs trimage imagemagick pngquant #
+# git clone https://github.com/kormoc/imgopt.git					        #
+# cd imgopt										        #
+# chmod +x imgopt									        #
+# cp imgopt /usr/local/bin/								        #
+# gcc -o jfifremove jfifremove.c							        #
+# mv jfifremove /usr/local/bin/								        #
+# wget http://static.jonof.id.au/dl/kenutils/pngout-20150319-linux.tar.gz		        #
+# tar -zxf pngout-20150319-linux.tar.gz							        #
+# cd pngout-20150319-linux/x86_64							        #
+# mv pngout /usr/local/bin/								        #
+#################################################################################################
+
+#Usage evaluate
+if [ "$1" == "" ] ;
+   then echo -e "Argument missing\nUsage optimage <fullpath-dir-to-optimize>"
+   exit
+fi
+
+#Run all images with argument or 3 days without it
+if [ -n "$2" ] ; then
+   if [ "$2" == '--all' ] ;
+      then run_all=""
+   else echo "Invalid argument $2"
+   fi
+else
+   run_all="-mtime +3"
+fi
+
+#Initialize environment
+log_file="optimage.log"
+dir_images="$1"
+jpeg_quality="85"
+start_size=`du -s $dir_images | awk -F ' ' '{print $1}'` 
+start_files=$(find $dir_images -type f ${run_all} | wc -l)
+echo "[START - `date`] - Starting run ${run_all} | Dir $dir_images" | tee -a $log_file
+echo "[`date`] - Initial dir size: $start_size" bytes | tee -a $log_file
+echo "[`date`] - Files count: $start_files" | tee -a $log_file
+
+#Start optimize
+echo -n "[`date`] - Setting jpeg to quality = ${jpeg_quality} |" | tee -a $log_file
+find $dir_images -type f ${run_all} -exec jpegoptim -m${jpeg_quality} {} \;
+tmp_size=`du -s $dir_images | awk -F ' ' '{print $1}'`
+echo " Optimized: $(( $start_size - $tmp_size )) bytes" | tee -a $log_file
+
+echo -n "[`date`] - Running pngquant |" | tee -a $log_file
+find $dir_images -type f ${run_all} -exec bash -c 'img_ext=".${1##*.}" ; if [ "$img_ext" != ".png" ] ; then img_ext="" ; fi ; pngquant -f --ext "$img_ext" "$1"' bash {} \;
+tmp_size2=`du -s $dir_images | awk -F ' ' '{print $1}'`
+echo " Optimized: $(( $tmp_size - $tmp_size2 )) bytes" | tee -a $log_file
+
+echo -n "[`date`] - Running imgopt |" | tee -a $log_file
+find $dir_images -type f ${run_all} -exec imgopt {} \;
+tmp_size3=`du -s $dir_images | awk -F ' ' '{print $1}'`
+echo " Optimized: $(( $tmp_size2 - $tmp_size3 )) bytes" | tee -a $log_file
+
+echo -n "[`date`] - Running progressive |" | tee -a $log_file
+find $dir_images -type f ${run_all} -exec jpegtran -copy none -progressive -outfile {} {} \;
+tmp_size4=`du -s $dir_images | awk -F ' ' '{print $1}'`
+echo " Optimized: $(( $tmp_size3 - $tmp_size4 )) bytes" | tee -a $log_file
+
+finish_size=`du -s $dir_images | awk -F ' ' '{print $1}'`
+finish_files=$(find $dir_images -type f ${run_all} | wc -l)
+
+#Finished
+echo -n "[`date`] - Final dir size: $finish_size bytes | Optimized: $(( $start_size - $finish_size )) bytes ( " | tee -a $log_file
+echo "$(( $(( $start_size - $finish_size )) / $(( $start_size / 100 )) )) % )" | tee -a $log_file
+echo "[`date`] - End files count: $finish_files" | tee -a $log_file
+echo "[FINISH - `date`] - Run finished " | tee -a $log_file
+if [ "$(( $start_size - $finish_size ))" -gt "0" ] ;
+   then exit 0;
+else exit 1
+fi