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#!/usr/bin/env bash
set -euo pipefail
IFS=$'\n\t'
local MAPPINGS='
video/3gpp,3gp
video/3gpp2,3g2
video/MP2T,mpegts
video/MP2T,mpegtsraw
video/mp4,mp4
video/mpeg,mpeg
video/ogg,ogv
video/quicktime,mov
video/webm,webm
'
# format=$(echo "$MAPPINGS" | grep "$headers" | cut -d "," -f2-)
function icat() {
function display() {
if [[ "$TERM_PROGRAM" == "WezTerm" ]]; then
cat - | wezterm imgcat
elif [[ "$TERM_PROGRAM" == "iTerm.app" ]]; then
cat - | $(alias imgcat | cut -d "=" -f2-)
elif [[ "$TERM" = "xterm-kitty" ]]; then
cat - | kitty +kitten icat
else
echo "No image viewer defined for this terminal" && return 1
fi
return 0
}
function displaySVG() {
[[ ! -x "$(command -v convert)" ]] && echo "convert not found, install imagemagick" && return 1
convert -background none -density 192 - png:- | display
}
function displayVID() {
ffmpeg -loglevel fatal -hide_banner -i "$1" -vf scale=720:-1 -r 10 -f image2pipe -vcodec ppm pipe:1 | \
convert -delay 10 -loop 1 - gif:- | \
display
}
if [ ! -t 0 ]; then
input="$(cat - | base64)"
headers="$(echo "$input" | base64 -d | file - --mime-type | cut -d " " -f2-)"
case $headers in
*svg*) echo "$input" | base64 -d | displaySVG ;;
*video*) echo "haven't figured this part out yet" && return 1;;
*image*) echo "$input" | base64 -d | display ;;
*) echo "Unknown file type" && return 1 ;;
esac
elif [[ "$1" == http* ]]; then
case "$(curl -sSLI "$1" | grep -i "^content-type:")" in
*svg*) curl -fsSL "$1" | displaySVG ;;
*video*) echo "haven't figured this part out yet" && return 1;;
*image*) curl -fsSL "$1" | display ;;
*) echo "Unknown file type" && return 1 ;;
esac
else
[[ -z "$1" ]] && echo "Usage: icat <file|url>" && return 1
[[ ! -f "$1" ]] && echo "File not found: $1" && return 1
case "$(file -b --mime-type "$1")" in
*svg*) cat "$1" | displaySVG ;;
*video*) displayVID $1 ;;
*image*) cat "$1" | display ;;
*) echo "Unknown file type" && return 1 ;;
esac
fi
}