jiahaog/nativefier

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icon-scripts/convertToIco

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#!/usr/bin/env bash

# USAGE

# ./convertToIco <input png or ico> <outfilename>.ico
# Example
# ./convertToPng ~/sample.png ~/converted.ico

set -e

type convert >/dev/null 2>&1 || { echo >&2 "Cannot find required ImageMagick Convert executable"; exit 1; }

SOURCE=$1
DEST=$2

if [ -z "${SOURCE}" ]; then
    echo "No source image specified"
    exit 1
fi

if [ -z "${DEST}" ]; then
    echo "No destination specified"
    exit 1
fi

NAME=$(basename "${SOURCE}")
EXT="${NAME##*.}"

if [ "${EXT}" == "ico" ]; then
    cp "${SOURCE}" "${DEST}"
    exit 0
fi

convert "${SOURCE}" -resize 256x256 "${DEST}"