dotfiles

My personal shell configs and stuff
git clone git://git.alex.balgavy.eu/dotfiles.git
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img-to-background (457B)

      1 #!/usr/bin/env bash
      2 # set the aspect ratio
      3 # 16:10 == 1440x900
      4 aspect_ratio="16:9"
      5 
      6 if ! command -v convert &>/dev/null; then
      7   echo "convert not installed." >&2
      8   exit 1
      9 fi
     10 die() {
     11   echo "$1" >&2
     12   exit 1
     13 }
     14 
     15 [ $# -eq 1 ] || die "Filename argument needed."
     16 [ -e "$1" ] || die "$1 does not exist."
     17 [ -f "$1" ] || die "$1 is not a file."
     18 newname="${1/#/siz-}"
     19 convert "$1" -resize "$aspect_ratio" "$newname"
     20 printf "Resized image written to %s\n" "$newname"