37 lines
733 B
Bash
Executable File
37 lines
733 B
Bash
Executable File
#!/bin/sh
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if ! [ -f "$1" ]; then
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exit 1
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fi
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cache="$XDG_CACHE_HOME/lf"
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index="$cache/index.json"
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file="$(realpath "$1")"
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mkdir -p "$cache"
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if [ -f "$index" ]; then
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thumbnail="$(jq -r ". \"$file\"" <"$index")"
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if [ "$thumbnail" != "null" ]; then
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if [ ! -f "$cache/$thumbnail" ]; then
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exit 1
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fi
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echo "$cache/$thumbnail"
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exit 0
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fi
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fi
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thumbnail="$(uuidgen).jpg"
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if ! ffmpegthumbnailer -i "$file" -o "$cache/$thumbnail" -s 0 2>/dev/null; then
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exit 1
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fi
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if [ ! -f "$index" ]; then
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echo "{\"$file\": \"$thumbnail\"}" >"$index"
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fi
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json="$(jq -r --arg "$file" "$thumbnail" ". + {\"$file\": \"$thumbnail\"}" <"$index")"
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echo "$json" >"$index"
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echo "$cache/$thumbnail"
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