mirror of https://github.com/jarun/nnn.git
118 lines
3.3 KiB
Bash
Executable File
118 lines
3.3 KiB
Bash
Executable File
#!/usr/bin/env sh
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# Description: Open hovered or current directory in image viewer.
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# Supported image viewers open in thumbnail mode when
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# the hovered entry is a directory.
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#
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# Dependencies:
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# - imv (https://github.com/eXeC64/imv) or,
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# - sxiv (https://github.com/muennich/sxiv) or,
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# - ucollage (https://github.com/ckardaris/ucollage) or,
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# - lsix (https://github.com/hackerb9/lsix), or
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# - viu (https://github.com/atanunq/viu), or
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# - catimg (https://github.com/posva/catimg), or
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# - optional: ffmpeg for audio thumbnails (album art)
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# - optional: ffmpegthumbnailer for video thumbnails
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#
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# Shell: POSIX compliant
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# Author: Arun Prakash Jana, Luuk van Baal
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target="$(readlink -f "$1")"
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exit_prompt() {
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[ -n "$1" ] && printf "%s\n" "$1"
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printf "%s" "Press any key to exit..."
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cfg=$(stty -g); stty raw -echo; head -c 1; stty "$cfg"
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clear
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exit
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}
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nthumb_cleanup() {
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[ -n "$!" ] && while [ -e /proc/"$!" ]; do sleep 1; done
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if [ -f "$target" ]; then
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rm -r "$(dirname "$target")"/.nthumbs
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elif [ -d "$target" ]; then
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rm -r "$target"/.nthumbs
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fi &
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}
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make_thumbs() {
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if [ -d "$target" ]; then
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[ "$1" -eq 4 ] && exit_prompt "$3 can only display a single image"
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cd "$target" || exit_prompt
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fi
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if mkdir .nthumbs >/dev/null; then
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thumbs=1
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else
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exit_prompt
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fi
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if [ "$1" -eq 4 ]; then
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mime="$(file -bL --mime-type -- "$2")"
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case "$mime" in
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audio/*) ffmpeg -i "$2" ".nthumbs/${2%%.*}.jpg" -y >/dev/null 2>&1
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ret=".nthumbs/${2%%.*}.jpg" ;;
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video/*) ffmpegthumbnailer -i "$2" -o .nthumbs/"${2%%.*}".jpg 2> /dev/null
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ret=".nthumbs/${2%%.*}.jpg" ;;
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*) ret="$2" ;;
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esac
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fi
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for file in *; do
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case "$(file -bL --mime-type -- "$file")" in
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audio/*) [ "$1" -ne 0 ] && ffmpeg -i "$file" ".nthumbs/${file%%.*}.jpg" -y >/dev/null 2>&1 ;;
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video/*) [ "$1" -ne 1 ] && ffmpegthumbnailer -i "$file" -o .nthumbs/"${file%%.*}".jpg 2> /dev/null ;;
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esac
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done
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}
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view_files() {
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find . .nthumbs -maxdepth 1 -type f -print0 | xargs -0 "$@" --
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}
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if uname | grep -q "Darwin"; then
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[ -f "$1" ] && open "$1" >/dev/null 2>&1 &
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elif type lsix >/dev/null 2>&1; then
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if [ -d "$target" ]; then
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cd "$target" || exit_prompt
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fi
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make_thumbs ""
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clear
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lsix
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cd .nthumbs && lsix
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nthumb_cleanup
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exit_prompt
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elif type ucollage >/dev/null 2>&1; then
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make_thumbs 1
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if ! UCOLLAGE_EXPAND_DIRS=1 ucollage . .nthumbs; then
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nthumb_cleanup && exit_prompt
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fi
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nthumb_cleanup
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exit
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elif type sxiv >/dev/null 2>&1; then
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make_thumbs 0
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if [ -f "$target" ]; then
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view_files sxiv >/dev/null 2>&1 &
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elif [ -d "$target" ]; then
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view_files sxiv -aqt >/dev/null 2>&1 &
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fi
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elif type imv >/dev/null 2>&1; then
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make_thumbs 3
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view_files imv >/dev/null 2>&1 &
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elif type imvr >/dev/null 2>&1; then
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make_thumbs 3
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view_files imvr >/dev/null 2>&1 &
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elif type viu >/dev/null 2>&1; then
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clear
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make_thumbs 4 "$1" viu
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viu -n "$ret"
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nthumb_cleanup
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exit_prompt
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elif type catimg >/dev/null 2>&1; then
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make_thumbs 4 "$1" catimg
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catimg "$ret"
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nthumb_cleanup
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exit_prompt
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else
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exit_prompt "Please install sxiv/imv/viu/catimg/lsix."
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fi
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[ "$thumbs" -ne 0 ] && nthumb_cleanup &
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