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28 lines
875 B
Bash
Executable file
28 lines
875 B
Bash
Executable file
#!/bin/sh
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# Changes the wallpaper to a randomly chosen image in a given directory
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# at a set interval.
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DEFAULT_INTERVAL=300 # In seconds
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if [ $# -lt 1 ] || [ ! -d "$1" ]; then
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printf "Usage:\n\t\e[1m%s\e[0m \e[4mDIRECTORY\e[0m [\e[4mINTERVAL\e[0m]\n" "$0"
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printf "\tChanges the wallpaper to a randomly chosen image in DIRECTORY every\n\tINTERVAL seconds (or every %d seconds if unspecified)." "$DEFAULT_INTERVAL"
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exit 1
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fi
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# See swww-img(1)
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RESIZE_TYPE="fit"
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export SWWW_TRANSITION_FPS="${SWWW_TRANSITION_FPS:-60}"
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export SWWW_TRANSITION_STEP="${SWWW_TRANSITION_STEP:-2}"
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while true; do
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find "$1" -type f |
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while read -r img; do
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echo "$(</dev/urandom tr -dc a-zA-Z0-9 | head -c 8):$img"
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done |
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sort -n | cut -d':' -f2- |
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while read -r img; do
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swww img --resize="$RESIZE_TYPE" "$img"
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sleep "${2:-$DEFAULT_INTERVAL}"
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done
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done
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