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Image: Added error about missing imagemagick

This commit is contained in:
Dylan Araps 2017-01-15 08:43:22 +11:00
parent 87cc686070
commit 845dc830ba
1 changed files with 11 additions and 9 deletions
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@ -1942,9 +1942,11 @@ get_cols() {
# IMAGES
image_backend() {
if [[ ! "${image_backend}" =~ (off|ascii) ]]; then
# Fallback to ascii mode if imagemagick isn't installed.
type -p convert >/dev/null 2>&1 || image_backend="ascii"
if [[ ! "$image_backend" =~ (off|ascii) ]]; then
if ! type -p convert >/dev/null 2>&1; then
image_backend="ascii"
err "Image: Imagemagick not found, falling back to ascii mode."
fi
# If X isn't running force ascii mode here.
[[ -z "$DISPLAY" ]] && image_backend="ascii"
@ -1981,7 +1983,7 @@ image_backend() {
*)
err "Image: Unknown image backend specified '$image_backend'."
err "Image: Valid backends are: 'iterm2', 'w3m'. 'tycat', 'ascii', 'off'"
err "Image: Valid backends are: 'ascii', 'caca', 'catimg', 'jp2a', 'iterm2', 'off', 'tycat', 'w3m')"
err "Image: Falling back to ascii mode."
get_ascii
;;
@ -2339,17 +2341,17 @@ make_thumbnail() {
display_image() {
case "$image_backend" in
"caca")
img2txt -W "$((width / font_width)))" -H "$((height / font_height))" --gamma=0.6 "$image" || to_off "Images: catimg failed to display the image."
img2txt -W "$((width / font_width)))" -H "$((height / font_height))" --gamma=0.6 "$image" || to_off "Image: catimg failed to display the image."
zws=
;;
"catimg")
catimg -w "$((columns + gap))" "$image" || to_off "Images: catimg failed to display the image."
catimg -w "$((columns + gap))" "$image" || to_off "Image: catimg failed to display the image."
zws=
;;
"jp2a")
jp2a --width="$((width / font_width))" --colors "$image" || to_off "Images: jp2a failed to display the image."
jp2a --width="$((width / font_width))" --colors "$image" || to_off "Image: jp2a failed to display the image."
zws=
;;
@ -2358,7 +2360,7 @@ display_image() {
;;
"tycat")
tycat "$image" || to_off "Images: tycat failed to display the image."
tycat "$image" || to_off "Image: tycat failed to display the image."
;;
"w3m")
@ -2368,7 +2370,7 @@ display_image() {
# appearing in specific terminal emulators.
sleep 0.05
printf "%b\n" "0;1;$xoffset;$yoffset;$width;$height;;;;;$image\n4;\n3;" |\
"${w3m_img_path:-false}" -bg "$background_color" >/dev/null & 2>&1 || to_off "Images: w3m-img failed to display the image."
"${w3m_img_path:-false}" -bg "$background_color" >/dev/null & 2>&1 || to_off "Image: w3m-img failed to display the image."
;;
esac
}