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#!/usr/bin/env bash
export LANG=tr_TR.UTF-8
export LC_ALL=tr_TR.UTF-8
set -euo pipefail
# ---------------------------------------------------------------
# create-ico.sh -- Raster image converter (PNG/JPG -> ICO/PNG/SVG)
# Input : local path OR remote URL (.png / .jpg / .jpeg)
# Output : .ico / .png / .svg
# ---------------------------------------------------------------
AVAILABLE_SIZES=(16 32 48 64 128 256 512)
# ---------------------------------------------------------------
# Tool availability
# ---------------------------------------------------------------
has_tool() { command -v "$1" >/dev/null 2>&1; }
HAS_CONVERT=false ; has_tool convert && HAS_CONVERT=true
HAS_ICOTOOL=false ; has_tool icotool && HAS_ICOTOOL=true
HAS_INKSCAPE=false; has_tool inkscape && HAS_INKSCAPE=true
HAS_WGET=false ; has_tool wget && HAS_WGET=true
HAS_CURL=false ; has_tool curl && HAS_CURL=true
HAS_FILE=false ; has_tool file && HAS_FILE=true
if ! $HAS_CONVERT; then
echo "ERROR: ImageMagick 'convert' not found."
echo " Install: sudo apt install imagemagick"
read -rp $'\nPress ENTER to exit.' _
exit 5
fi
# ---------------------------------------------------------------
# Temporary workspace (created early so download can use it)
# ---------------------------------------------------------------
TMP_DIR=$(mktemp -d)
trap 'rm -rf "$TMP_DIR"' EXIT
# ---------------------------------------------------------------
# Input: local path OR remote URL
# ---------------------------------------------------------------
echo ""
echo "Input source:"
echo " Local -> /home/linuxmaster/icon.png"
echo " Remote -> https://example.com/icon.png"
echo ""
read -rp "Image path or URL (.png / .jpg / .jpeg): " SRC_RAW
SRC_RAW=$(echo "$SRC_RAW" | xargs)
SRC=""
DOWNLOADED_FILE=""
if [[ "$SRC_RAW" =~ ^https?:// ]]; then
# ---- Remote URL: download to TMP_DIR ----
if ! $HAS_WGET && ! $HAS_CURL; then
echo "ERROR: wget or curl required for URL downloads."
echo " Install: sudo apt install wget"
read -rp $'\nPress ENTER to exit.' _
exit 12
fi
# Extract filename from URL (strip query string)
URL_BASENAME=$(basename "${SRC_RAW%%\?*}")
[[ -z "$URL_BASENAME" || "$URL_BASENAME" == "/" ]] && URL_BASENAME="download"
DOWNLOADED_FILE="$TMP_DIR/$URL_BASENAME"
echo ""
echo "Downloading: $SRC_RAW"
DL_OK=false
if $HAS_WGET; then
wget --quiet --show-progress --timeout=30 --tries=3 \
-O "$DOWNLOADED_FILE" "$SRC_RAW" && DL_OK=true
else
curl --silent --show-error --max-time 30 --retry 3 -L \
-o "$DOWNLOADED_FILE" "$SRC_RAW" && DL_OK=true
fi
if ! $DL_OK || [ ! -s "$DOWNLOADED_FILE" ]; then
echo "ERROR: Download failed or received an empty file."
echo " URL: $SRC_RAW"
read -rp $'\nPress ENTER to exit.' _
exit 13
fi
echo "Saved to: $DOWNLOADED_FILE"
SRC="$DOWNLOADED_FILE"
else
# ---- Local path ----
SRC="$SRC_RAW"
if [ ! -f "$SRC" ]; then
echo "ERROR: File not found: $SRC"
read -rp $'\nPress ENTER to exit.' _
exit 2
fi
fi
# ---------------------------------------------------------------
# Format validation (extension first, MIME fallback for URLs)
# ---------------------------------------------------------------
SRC_EXT="${SRC##*.}"
SRC_EXT_LOWER="${SRC_EXT,,}"
FORMAT_OK=false
case "$SRC_EXT_LOWER" in
png|jpg|jpeg) FORMAT_OK=true ;;
esac
# MIME fallback: useful when URL has no recognizable extension
if ! $FORMAT_OK && $HAS_FILE; then
MIME=$(file --brief --mime-type "$SRC" 2>/dev/null || true)
case "$MIME" in
image/png) SRC_EXT_LOWER="png"; FORMAT_OK=true ;;
image/jpeg) SRC_EXT_LOWER="jpg"; FORMAT_OK=true ;;
esac
fi
if ! $FORMAT_OK; then
echo "ERROR: Unsupported or unrecognized image format."
echo " Accepted: png, jpg, jpeg"
if $HAS_FILE; then
echo " Detected MIME: $(file --brief --mime-type "$SRC" 2>/dev/null || echo 'unknown')"
fi
read -rp $'\nPress ENTER to exit.' _
exit 3
fi
# ---------------------------------------------------------------
# Output format
# ---------------------------------------------------------------
echo ""
echo "Output format:"
echo " 1) ICO (.ico)"
echo " 2) PNG (.png)"
echo " 3) SVG (.svg)"
echo ""
read -rp "Select output format [1-3]: " FMT_SEL
case "$FMT_SEL" in
1) OUT_FMT="ico" ;;
2) OUT_FMT="png" ;;
3) OUT_FMT="svg" ;;
*)
echo "ERROR: Invalid selection. Must be 1, 2, or 3."
read -rp $'\nPress ENTER to exit.' _
exit 6
;;
esac
# ---------------------------------------------------------------
# Output directory
# ---------------------------------------------------------------
echo ""
echo "Output directory (full path):"
echo " Example: /home/linuxmaster/Desktop"
echo " Leave blank to use current directory: $(pwd)"
echo ""
read -rp "Save to directory: " OUT_DIR
OUT_DIR=$(echo "$OUT_DIR" | xargs)
# Blank -> current working directory
if [[ -z "$OUT_DIR" ]]; then
OUT_DIR="$(pwd)"
fi
# Expand ~ if user typed ~/...
OUT_DIR="${OUT_DIR/#\~/$HOME}"
# Check directory exists; offer to create if not
if [ ! -d "$OUT_DIR" ]; then
read -rp "Directory does not exist. Create it? [y/N]: " MKDIR_CONFIRM
if [[ "${MKDIR_CONFIRM,,}" == "y" ]]; then
mkdir -p "$OUT_DIR"
echo "Created: $OUT_DIR"
else
echo "ERROR: Output directory does not exist: $OUT_DIR"
read -rp $'\nPress ENTER to exit.' _
exit 14
fi
fi
# ---------------------------------------------------------------
# Output filename
# ---------------------------------------------------------------
DEFAULT_NAME="output.${OUT_FMT}"
echo ""
read -rp "Output filename (default: ${DEFAULT_NAME}): " OUT_NAME
OUT_NAME="${OUT_NAME:-$DEFAULT_NAME}"
OUT_NAME=$(echo "$OUT_NAME" | xargs)
# Strip any path separators the user may have accidentally typed
OUT_NAME=$(basename "$OUT_NAME")
# Ensure correct extension
GIVEN_EXT="${OUT_NAME##*.}"
if [[ "${GIVEN_EXT,,}" != "$OUT_FMT" ]]; then
OUT_NAME="${OUT_NAME}.${OUT_FMT}"
fi
# Final full output path
OUT="${OUT_DIR}/${OUT_NAME}"
echo ""
echo "Output path: $OUT"
# ---------------------------------------------------------------
# White background removal
# ---------------------------------------------------------------
echo ""
echo "Remove white background (make transparent)?"
echo " Applies to all output formats. Uses 15% fuzz for anti-aliasing edges."
echo ""
read -rp "Remove white background? [y/N]: " WB_ANSWER
WB_ANSWER=$(echo "$WB_ANSWER" | xargs)
REMOVE_WHITE="no"
if [[ "${WB_ANSWER,,}" == "y" ]]; then
REMOVE_WHITE="yes"
fi
# ---------------------------------------------------------------
# Size selection (SVG is resolution-independent — skip)
# ---------------------------------------------------------------
CHOSEN_SIZES=()
if [[ "$OUT_FMT" != "svg" ]]; then
echo ""
echo "Available sizes:"
for i in "${!AVAILABLE_SIZES[@]}"; do
printf " %d) %dx%d px\n" "$((i+1))" "${AVAILABLE_SIZES[$i]}" "${AVAILABLE_SIZES[$i]}"
done
echo ""
echo " Examples: single -> 3 multiple -> 1,3,5,7 all -> all"
echo ""
read -rp "Select sizes: " SEL
if [[ "$SEL" == "all" ]]; then
CHOSEN_SIZES=("${AVAILABLE_SIZES[@]}")
else
IFS=',' read -r -a IDX_ARR <<< "$SEL"
for k in "${IDX_ARR[@]}"; do
k=$(echo "$k" | xargs)
if ! [[ "$k" =~ ^[0-9]+$ ]]; then
echo "ERROR: Non-numeric token: '$k'"
read -rp $'\nPress ENTER to exit.' _
exit 7
fi
idx=$((k - 1))
if [ "$idx" -lt 0 ] || [ "$idx" -ge "${#AVAILABLE_SIZES[@]}" ]; then
echo "ERROR: Selection out of range: $k (valid: 1-${#AVAILABLE_SIZES[@]})"
read -rp $'\nPress ENTER to exit.' _
exit 8
fi
CHOSEN_SIZES+=("${AVAILABLE_SIZES[$idx]}")
done
fi
if [ "${#CHOSEN_SIZES[@]}" -eq 0 ]; then
echo "ERROR: No valid sizes selected."
read -rp $'\nPress ENTER to exit.' _
exit 9
fi
fi
# ---------------------------------------------------------------
# Helper: resize source to exact square PNG
# ---------------------------------------------------------------
make_png() {
local size="$1"
local dest="$2"
local remove_white="${3:-no}" # "yes" to strip white background
local args=("$SRC")
if [[ "$remove_white" == "yes" ]]; then
# -fuzz 15%: covers near-white anti-aliasing residue at edges
args+=(-fuzz 15% -transparent white)
fi
args+=(
-background none
-resize "${size}x${size}"
-gravity center
-extent "${size}x${size}"
"$dest"
)
convert "${args[@]}"
}
# ---------------------------------------------------------------
# Conversion
# ---------------------------------------------------------------
echo ""
echo "Processing..."
if [[ "$OUT_FMT" == "svg" ]]; then
# ---- SVG output ----
# NOTE: Inkscape exits 0 even on failure; verify output file exists.
# If white removal requested, pre-process SRC into a temp transparent PNG first
SVG_SRC="$SRC"
if [[ "$REMOVE_WHITE" == "yes" ]]; then
SVG_SRC="$TMP_DIR/svg_nobg.png"
convert "$SRC" -fuzz 15% -transparent white "$SVG_SRC"
if [ ! -f "$SVG_SRC" ] || [ ! -s "$SVG_SRC" ]; then
echo "ERROR: White background removal failed for SVG pre-processing."
read -rp $'\nPress ENTER to exit.' _
exit 16
fi
fi
if $HAS_INKSCAPE; then
inkscape --export-type=svg --export-filename="$OUT" "$SVG_SRC" 2>/dev/null
if [ ! -f "$OUT" ] || [ ! -s "$OUT" ]; then
echo "ERROR: Inkscape failed to produce: $OUT"
echo " Verify the input file is a valid PNG/JPG."
read -rp $'\nPress ENTER to exit.' _
exit 10
fi
else
echo "NOTE: inkscape not found. Using ImageMagick (embedded-raster SVG)."
convert "$SVG_SRC" "$OUT"
if [ ! -f "$OUT" ] || [ ! -s "$OUT" ]; then
echo "ERROR: ImageMagick failed to produce: $OUT"
read -rp $'\nPress ENTER to exit.' _
exit 11
fi
fi
echo ""
echo "Done: $OUT"
elif [[ "$OUT_FMT" == "png" ]]; then
# ---- PNG output ----
if [ "${#CHOSEN_SIZES[@]}" -eq 1 ]; then
make_png "${CHOSEN_SIZES[0]}" "$OUT" "$REMOVE_WHITE"
echo ""
echo "Done: $OUT"
else
BASE="${OUT%.*}"
echo ""
for s in "${CHOSEN_SIZES[@]}"; do
PNG_OUT="${BASE}_${s}x${s}.png"
make_png "$s" "$PNG_OUT" "$REMOVE_WHITE"
echo " -> $PNG_OUT"
done
fi
elif [[ "$OUT_FMT" == "ico" ]]; then
# ---- ICO output ----
# Zero-padded filenames guarantee correct numeric sort order in the array
PNG_FILES=()
for s in "${CHOSEN_SIZES[@]}"; do
P="$TMP_DIR/layer_$(printf '%04d' "$s").png"
make_png "$s" "$P" "$REMOVE_WHITE"
PNG_FILES+=("$P")
done
if $HAS_ICOTOOL; then
icotool -c -o "$OUT" "${PNG_FILES[@]}"
else
echo "NOTE: icotool not found. Using ImageMagick to build ICO."
convert "${PNG_FILES[@]}" "$OUT"
fi
echo ""
echo "Done: $OUT"
fi
# Downloaded temp file is removed automatically by the EXIT trap on TMP_DIR
read -rp $'\nPress ENTER to exit.' _
Ya da Online Web Servisi işini görür...
https://www.vecteezy.com/free-vector/software-icons
NOT : G-mail ile kolayca üye olabilirsiniz.