..

yazi-adaptor/src/adaptor.rs

@@ -7,7 +7,7 @@ use tracing::warn;
 use yazi_config::PREVIEW;
 use yazi_shared::{env_exists, RoCell};
 
-use super::{Iterm2, Kitty};
+use super::{Iterm2, Kitty, KittyOld};
 use crate::{ueberzug::Ueberzug, Sixel, TMUX};
 
 static IMAGE_SHOWN: AtomicBool = AtomicBool::new(false);
@@ -18,6 +18,7 @@ static UEBERZUG: RoCell<Option<UnboundedSender<Option<(PathBuf, Rect)>>>> = RoCe
 #[derive(Clone, Copy, PartialEq, Eq, Debug)]
 pub enum Adaptor {
 	Kitty,
+	KittyOld,
 	Iterm2,
 	Sixel,
 
@@ -83,7 +84,7 @@ impl Adaptor {
 		let mut protocols = match Self::emulator() {
 			Emulator::Unknown => vec![],
 			Emulator::Kitty => vec![Self::Kitty],
-			Emulator::Konsole => vec![Self::Kitty, Self::Iterm2, Self::Sixel],
+			Emulator::Konsole => vec![Self::KittyOld, Self::Iterm2, Self::Sixel],
 			Emulator::Iterm2 => vec![Self::Iterm2, Self::Sixel],
 			Emulator::WezTerm => vec![Self::Iterm2, Self::Sixel],
 			Emulator::Foot => vec![Self::Sixel],
@@ -99,6 +100,9 @@ impl Adaptor {
 		if env_exists("ZELLIJ_SESSION_NAME") {
 			protocols.retain(|p| *p == Self::Sixel);
 		}
+		if *TMUX && protocols.len() > 1 {
+			protocols.retain(|p| *p != Self::KittyOld);
+		}
 		if let Some(p) = protocols.first() {
 			return *p;
 		}
@@ -148,6 +152,7 @@ impl ToString for Adaptor {
 	fn to_string(&self) -> String {
 		match self {
 			Self::Kitty => "kitty",
+			Self::KittyOld => "kitty",
 			Self::Iterm2 => "iterm2",
 			Self::Sixel => "sixel",
 			Self::X11 => "x11",
@@ -174,6 +179,7 @@ impl Adaptor {
 
 		match self {
 			Self::Kitty => Kitty::image_show(path, rect).await,
+			Self::KittyOld => KittyOld::image_show(path, rect).await,
 			Self::Iterm2 => Iterm2::image_show(path, rect).await,
 			Self::Sixel => Sixel::image_show(path, rect).await,
 			_ => Ok(if let Some(tx) = &*UEBERZUG {
@@ -190,6 +196,7 @@ impl Adaptor {
 		match self {
 			Self::Kitty => Kitty::image_hide(rect),
 			Self::Iterm2 => Iterm2::image_hide(rect),
+			Self::KittyOld => KittyOld::image_hide(),
 			Self::Sixel => Sixel::image_hide(rect),
 			_ => Ok(if let Some(tx) = &*UEBERZUG {
 				tx.send(None)?;
@@ -199,6 +206,6 @@ impl Adaptor {
 
 	#[inline]
 	pub(super) fn needs_ueberzug(self) -> bool {
-		!matches!(self, Self::Kitty | Self::Iterm2 | Self::Sixel)
+		!matches!(self, Self::Kitty | Self::KittyOld | Self::Iterm2 | Self::Sixel)
 	}
 }

yazi-adaptor/src/kitty_old.rs

@@ -0,0 +1,76 @@
+use std::{io::{stdout, Write}, path::Path};
+
+use anyhow::Result;
+use base64::{engine::general_purpose, Engine};
+use image::DynamicImage;
+use ratatui::prelude::Rect;
+use yazi_shared::Term;
+
+use super::image::Image;
+use crate::{CLOSE, ESCAPE, START};
+
+pub(super) struct KittyOld;
+
+impl KittyOld {
+	pub(super) async fn image_show(path: &Path, rect: Rect) -> Result<()> {
+		let img = Image::downscale(path, (rect.width, rect.height)).await?;
+		let b = Self::encode(img).await?;
+
+		Self::image_hide()?;
+		Term::move_lock(stdout().lock(), (rect.x, rect.y), |stdout| Ok(stdout.write_all(&b)?))
+	}
+
+	#[inline]
+	pub(super) fn image_hide() -> Result<()> {
+		let mut stdout = stdout().lock();
+		stdout.write_all(format!("{}_Gq=1,a=d,d=A{}\\{}", START, ESCAPE, CLOSE).as_bytes())?;
+		stdout.flush()?;
+		Ok(())
+	}
+
+	async fn encode(img: DynamicImage) -> Result<Vec<u8>> {
+		fn output(raw: &[u8], format: u8, size: (u32, u32)) -> Result<Vec<u8>> {
+			let b64 = general_purpose::STANDARD.encode(raw).chars().collect::<Vec<_>>();
+
+			let mut it = b64.chunks(4096).peekable();
+			let mut buf = Vec::with_capacity(b64.len() + it.len() * 50);
+			if let Some(first) = it.next() {
+				write!(
+					buf,
+					"{}_Gq=1,a=T,z=-1,C=1,f={},s={},v={},m={};{}{}\\{}",
+					START,
+					format,
+					size.0,
+					size.1,
+					it.peek().is_some() as u8,
+					first.iter().collect::<String>(),
+					ESCAPE,
+					CLOSE
+				)?;
+			}
+
+			while let Some(chunk) = it.next() {
+				write!(
+					buf,
+					"{}_Gm={};{}{}\\{}",
+					START,
+					it.peek().is_some() as u8,
+					chunk.iter().collect::<String>(),
+					ESCAPE,
+					CLOSE
+				)?;
+			}
+
+			buf.write_all(CLOSE.as_bytes())?;
+			Ok(buf)
+		}
+
+		let size = (img.width(), img.height());
+		tokio::task::spawn_blocking(move || match img {
+			DynamicImage::ImageRgb8(v) => output(v.as_raw(), 24, size),
+			DynamicImage::ImageRgba8(v) => output(v.as_raw(), 32, size),
+			v => output(v.to_rgb8().as_raw(), 24, size),
+		})
+		.await?
+	}
+}

yazi-adaptor/src/lib.rs

@@ -4,12 +4,14 @@ mod adaptor;
 mod image;
 mod iterm2;
 mod kitty;
+mod kitty_old;
 mod sixel;
 mod ueberzug;
 
 use adaptor::*;
 use iterm2::*;
 use kitty::*;
+use kitty_old::*;
 use sixel::*;
 use yazi_shared::{env_exists, RoCell};