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#!/usr/bin/env sh
# Description: Resize images in a directory to screen resolution with imgp
# imgp homepage: https://github.com/jarun/imgp
#
# Notes:
# 1. Set res if you don't want to be prompted for desktop resolution every time
# 2. MINSIZE is set to 1MB by default, adjust it if you want
# 3. imgp options used:
# a - adaptive mode
# c - convert PNG to JPG
# k - skip images matching specified hres/vres
#
# Shell: POSIX compliant
# Author: Arun Prakash Jana
# set resolution (e.g. 1920x1080)
res="${RESOLUTION}"
# set minimum image size (in bytes) to resize (default: 1MB)
MINSIZE="${MINSIZE:-1048576}"
if [ -z "$res" ]; then
printf "desktop resolution (hxv): "
read -r res
fi
if ! [ -z "$res" ] && ! [ -z "$MINSIZE" ]; then
imgp -ackx "$res" -s "$MINSIZE"
fi
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