dotfiles

commit d25430c86b37db09c3f09dc60ed1341a1fdcbdbf
parent e4ac7daee8d5c15089bcc97c3e5e446a746821cc
Author: Alex Balgavy <a.balgavy@gmail.com>
Date:   Sun,  2 Feb 2020 00:45:42 +0100

img-to-background: resize an iamge to fit into the background

Former-commit-id: 28f4267f17033e12d5511fff70d0069539a1dd2d
Diffstat:
A
scripts/img-to-background
 | 
15
+++++++++++++++

1 file changed, 15 insertions(+), 0 deletions(-)
diff --git a/scripts/img-to-background b/scripts/img-to-background
@@ -0,0 +1,15 @@
+#!/usr/bin/env bash
+aspect_ratio="16:10"
+if ! command -v convert &>/dev/null; then
+  echo "convert not installed." >&2
+  exit 1
+fi
+die() {
+  echo "$1" >&2
+  exit 1
+}
+
+[ $# -eq 1 ] || die "Filename argument needed."
+[ -e "$1" ] || die "$1 does not exist."
+[ -f "$1" ] || die "$1 is not a file."
+convert "$1" -resize "$aspect_ratio" "${1/#/siz-}"