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40 lines
750 B
Bash
Executable File
40 lines
750 B
Bash
Executable File
#!/usr/bin/env bash
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# USAGE
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# ./convertToIco <input png or ico> <outfilename>.ico
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# Example
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# ./convertToPng ~/sample.png ~/converted.ico
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set -e
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CONVERT=
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type gm &>/dev/null && gm version | grep GraphicsMagick &>/dev/null && CONVERT="gm convert"
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type convert &>/dev/null && CONVERT="convert"
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[[ -z "$CONVERT" ]] && { echo >&2 "Cannot find required ImageMagick Convert or GraphicsMagick executable"; exit 1; }
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SOURCE=$1
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DEST=$2
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if [ -z "${SOURCE}" ]; then
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echo "No source image specified"
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exit 1
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fi
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if [ -z "${DEST}" ]; then
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echo "No destination specified"
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exit 1
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fi
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NAME=$(basename "${SOURCE}")
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EXT="${NAME##*.}"
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if [ "${EXT}" == "ico" ]; then
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cp "${SOURCE}" "${DEST}"
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exit 0
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fi
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$CONVERT "${SOURCE}" -resize 256x256 "${DEST}"
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