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https://github.com/jarun/nnn.git
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preview-tui: mpv kitty backend and better previewer handling
This commit is contained in:
Luuk van Baal
parent
9ff81ca1f9
commit
3160442f0c
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@ -21,8 +21,12 @@
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# - man
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# - optional: bsdtar or atool for additional archive preview
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# - optional: bat for code syntax highlighting
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# - optional: ueberzug, kitty terminal, wezterm terminal, viu, catimg or chafa for images
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# - optional: convert(ImageMagick) for playing gif preview (required for kitty image previews)
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# - optional: ueberzug, kitty terminal, wezterm terminal, img2sixel, viu, catimg or chafa for images
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# - optional: convert(ImageMagick) for playing gif preview (mandatory for kitty image previews)
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# - optional: mpv for gif and video
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# Also requires a terminal supporting the sixel (https://www.arewesixelyet.com/)
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# or kitty (https://sw.kovidgoyal.net/kitty/graphics-protocol) video_output backends.
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# Requires tmux compiled with `./configure --enable-sixel` if used.
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# - optional: ffmpegthumbnailer for video thumbnails (https://github.com/dirkvdb/ffmpegthumbnailer)
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# - optional: ffmpeg for audio thumbnails
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# - optional: libreoffce for opendocument/officedocument preview
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@ -40,11 +44,6 @@
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# - optional: pistol file viewer (https://github.com/doronbehar/pistol).
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# 1. install pistol
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# 2. set/export $NNN_PISTOL as 1
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# - optional: sixel
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# - terminal with sixel support. ex. foot, wezterm, iterm2, macterm, mintty, etc. (check https://www.arewesixelyet.com/)
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# - tmux with sixel support (should be compiled with `./configure --enable-sixel`)
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# dependencies: mpv, img2sixel
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#
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#
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# Usage:
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# You need to set a NNN_FIFO path and a key for the plugin with NNN_PLUG,
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@ -91,26 +90,31 @@
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# Shell: Bash (for environment manipulation through arrays)
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# Authors: Todd Yamakawa, Léo Villeveygoux, @Recidiviste, Mario Ortiz Manero, Luuk van Baal, @WanderLanz
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NNN_SPLIT=${NNN_SPLIT:-} # Set permanent split direction
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NNN_TERMINAL=${NNN_TERMINAL:-} # Set external terminal to be used
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NNN_SPLITSIZE=${NNN_SPLITSIZE:-50} # Set previewer split size percentage
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TMPDIR=${TMPDIR:-/tmp}
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# Configurable environment variables:
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NNN_SPLIT=${NNN_SPLIT:-} # permanent split direction
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NNN_TERMINAL=${NNN_TERMINAL:-} # external terminal to be used
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NNN_SPLITSIZE=${NNN_SPLITSIZE:-50} # previewer split size percentage
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TMPDIR=${TMPDIR:-/tmp} # location of temporary files
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ENVVARS=(
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"NNN_SCOPE=${NNN_SCOPE:-0}" # use scope
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"NNN_PISTOL=${NNN_PISTOL:-0}" # use pistol
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"NNN_ICONLOOKUP=${NNN_ICONLOOKUP:-0}" # use .iconlookup
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"NNN_PAGER=${NNN_PAGER:-less -P?n -R -C}" # pager options
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"NNN_BATTHEME=${NNN_BATTHEME:-ansi}" # bat theme
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"NNN_BATSTYLE=${NNN_BATSTYLE:-numbers}" # bat style
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"NNN_PREVIEWWIDTH=${NNN_PREVIEWWIDTH:-1920}" # width of generated preview images
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"NNN_PREVIEWHEIGHT=${NNN_PREVIEWHEIGHT:-1080}" # height of generated preview images
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"NNN_PREVIEWDIR=${NNN_PREVIEWDIR:-$TMPDIR/nnn/previews}" # location of generated preview images
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"NNN_PREVIEWIMGPROG=${NNN_PREVIEWIMGPROG:-}" # program used to preview images
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"NNN_PREVIEWVIDEO=${NNN_PREVIEWVIDEO:-}" # mpv backend used to preview video
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)
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# Non-configurable environment variables
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NNN_PARENT=${NNN_FIFO#*.}
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[ "$NNN_PARENT" -eq "$NNN_PARENT" ] 2>/dev/null || NNN_PARENT="" # Make empty if non-numeric
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ENVVARS=(
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ENVVARS+=(
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"PWD=$PWD"
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"PATH=$PATH"
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"NNN_FIFO=$NNN_FIFO"
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"NNN_SCOPE=${NNN_SCOPE:-0}"
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"NNN_PISTOL=${NNN_PISTOL:-0}"
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"NNN_ICONLOOKUP=${NNN_ICONLOOKUP:-0}"
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"NNN_PAGER=${NNN_PAGER:-less -P?n -R -C}"
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"NNN_BATTHEME=${NNN_BATTHEME:-ansi}"
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"NNN_BATSTYLE=${NNN_BATSTYLE:-numbers}"
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"NNN_PREVIEWWIDTH=${NNN_PREVIEWWIDTH:-1920}"
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"NNN_PREVIEWHEIGHT=${NNN_PREVIEWHEIGHT:-1080}"
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"NNN_PREVIEWDIR=${NNN_PREVIEWDIR:-$TMPDIR/nnn/previews}"
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"NNN_PREVIEWIMGPROG=${NNN_PREVIEWIMGPROG:-}"
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"FIFOPID=$TMPDIR/nnn-preview-tui-fifopid.$NNN_PARENT"
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"FIFOPATH=$TMPDIR/nnn-preview-tui-fifo.$NNN_PARENT"
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"PREVIEWPID=$TMPDIR/nnn-preview-tui-previewpid.$NNN_PARENT"
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@ -137,12 +141,16 @@ pidkill() {
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start_preview() {
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if [ -e "${TMUX%%,*}" ] && tmux -V | grep -q '[ -][3456789]\.'; then
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NNN_TERMINAL=tmux
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exists mpv && tmux display -p '#{client_termfeatures}' | grep -q 'sixel' && ENVVARS+=("NNN_PREVIEWVIDEO=sixel")
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elif [ -n "$KITTY_LISTEN_ON" ]; then
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NNN_TERMINAL=kitty
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exists mpv && ENVVARS+=("NNN_PREVIEWVIDEO=kitty")
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elif [ -n "$WEZTERM_PANE" ]; then
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NNN_TERMINAL=wezterm
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exists mpv && ENVVARS+=("NNN_PREVIEWVIDEO=kitty")
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elif [ -z "$NNN_TERMINAL" ] && [ "$TERM_PROGRAM" = "iTerm.app" ]; then
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NNN_TERMINAL=iterm
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exists mpv && ENVVARS+=("NNN_PREVIEWVIDEO=sixel")
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elif [ -n "$WT_SESSION" ]; then
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NNN_TERMINAL=winterm
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else
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@ -157,7 +165,7 @@ start_preview() {
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ENVVARS+=("NNN_TERMINAL=$NNN_TERMINAL" "NNN_SPLIT=$NNN_SPLIT" "QLPATH=$2" "PREVIEW_MODE=1")
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case "$NNN_TERMINAL" in
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iterm|winterm) # need run in separate shell command: escape
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iterm|winterm) # has to run in separate shell command: escape
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ENVVARS=("${ENVVARS[@]/#/\\\"}")
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ENVVARS=("${ENVVARS[@]/%/\\\"}")
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command="$SHELL -c 'env ${ENVVARS[*]} \\\"$0\\\" \\\"$1\\\"'" ;;
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@ -371,6 +379,9 @@ preview_file() {
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generate_preview() {
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if [ -n "$QLPATH" ] && stat "$3"; then
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f="$(wslpath -w "$3")" && "$QLPATH" "$f" &
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elif [ -n "$NNN_PREVIEWVIDEO" ] && [[ "$4" == +(gif|video) ]]; then
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[ "$4" = "video" ] && args=(--start=10% --length=4) || args=()
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video_preview "$1" "$2" "$3" "${args[@]}" && return
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elif [ ! -f "$NNN_PREVIEWDIR/$3.jpg" ] || [ -n "$(find -L "$3" -newer "$NNN_PREVIEWDIR/$3.jpg")" ]; then
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mkdir -p "$NNN_PREVIEWDIR/${3%/*}"
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case $4 in
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@ -394,12 +405,10 @@ generate_preview() {
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done &
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printf "%s" "$!" > "$PREVIEWPID"
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return
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elif exists mpv; then
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video_preview "$1" "$2" "$3" 1
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return
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elif [ -n "$NNN_PREVIEWVIDEO" ]; then
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video_preview "$1" "$2" "$3" && return
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else
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image_preview "$1" "$2" "$3"
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return
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image_preview "$1" "$2" "$3" && return
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fi ;;
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image) if exists convert; then
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convert "$3" -flatten -resize "$NNN_PREVIEWWIDTH"x"$NNN_PREVIEWHEIGHT"\> "$NNN_PREVIEWDIR/$3.jpg"
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@ -424,20 +433,20 @@ generate_preview() {
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image_preview() {
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clear
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exec >/dev/tty
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if [ "$NNN_TERMINAL" = "kitty" ] && [ -z "$NNN_PREVIEWIMGPROG" ]; then
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if [ "$NNN_TERMINAL" = "kitty" ] && [[ "$NNN_PREVIEWIMGPROG" == +(|icat) ]]; then
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kitty +kitten icat --silent --scale-up --place "$1"x"$2"@0x0 --transfer-mode=stream --stdin=no "$3" &
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elif [ "$NNN_TERMINAL" = "wezterm" ] && [ -z "$NNN_PREVIEWIMGPROG" ]; then
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elif [ "$NNN_TERMINAL" = "wezterm" ] && [[ "$NNN_PREVIEWIMGPROG" == +(|imgcat) ]]; then
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wezterm imgcat "$3" &
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elif exists ueberzug && { [ -z "$NNN_PREVIEWIMGPROG" ] || [ "$NNN_PREVIEWIMGPROG" = "ueberzug" ] ;}; then
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elif exists ueberzug && [[ "$NNN_PREVIEWIMGPROG" == +(|ueberzug) ]]; then
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ueberzug_layer "$1" "$2" "$3" && return
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elif exists catimg && { [ -z "$NNN_PREVIEWIMGPROG" ] || [ "$NNN_PREVIEWIMGPROG" = "catimg" ] ;}; then
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elif exists catimg && [[ "$NNN_PREVIEWIMGPROG" == +(|catimg) ]]; then
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catimg "$3" &
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elif exists viu && { [ -z "$NNN_PREVIEWIMGPROG" ] || [ "$NNN_PREVIEWIMGPROG" = "viu" ] ;}; then
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elif exists viu && [[ "$NNN_PREVIEWIMGPROG" == +(|viu) ]]; then
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viu -t "$3" &
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elif exists chafa && { [ -z "$NNN_PREVIEWIMGPROG" ] || [ "$NNN_PREVIEWIMGPROG" = "chafa" ] ;}; then
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elif exists chafa && [[ "$NNN_PREVIEWIMGPROG" == +(|chafa) ]]; then
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chafa "$3" &
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elif exists img2sixel && { [ -z "$NNN_PREVIEWIMGPROG" ] || [ "$NNN_PREVIEWIMGPROG" = "img2sixel" ] ;}; then
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img2sixel -p16 -g "$3" &
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elif exists img2sixel && [[ "$NNN_PREVIEWIMGPROG" == +(|img2sixel) ]]; then
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img2sixel -g "$3" &
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else
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fifo_pager print_bin_info "$3" && return
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fi
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@ -447,12 +456,8 @@ image_preview() {
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video_preview() {
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clear
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exec >/dev/tty
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if type mpv >/dev/null 2>&1 ; then
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if [ "$4" -eq 1 ]; then # not gif
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mpv --no-config --really-quiet --vo=sixel --profile=sw-fast --loop-file --mute=yes --start="10%" --length=4 "$3" &
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else
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mpv --no-config --really-quiet --vo=sixel --profile=sw-fast --loop-file --mute=yes "$3" &
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fi
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if [ -n "$NNN_PREVIEWVIDEO" ]; then
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mpv --no-config --really-quiet --vo="$NNN_PREVIEWVIDEO" --profile=sw-fast --loop-file --no-audio "$4" "$3" &
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else
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ffmpegthumbnailer -m -s0 -i "$3" -o "$NNN_PREVIEWDIR/$3.jpg" || rm "$NNN_PREVIEWDIR/$3.jpg" &
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fi
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@ -494,7 +499,7 @@ preview_fifo() {
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}
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if [ "$PREVIEW_MODE" -eq 1 ] 2>/dev/null; then
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if [ "$NNN_TERMINAL" != "kitty" ] && exists ueberzug; then
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if exists ueberzug && [ "$NNN_TERMINAL" != "kitty" ] && [[ "$NNN_PREVIEWIMGPROG" == +(|ueberzug) ]]; then
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mkfifo "$FIFO_UEBERZUG"
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tail --follow "$FIFO_UEBERZUG" | ueberzug layer --silent --parser json &
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fi
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