Skip to content

Instantly share code, notes, and snippets.

@ahmed-musallam

ahmed-musallam/generate-icns.sh

Created February 24, 2020 15:42
Show Gist options
  • Save ahmed-musallam/0ba94853fcba39b01e4f5083daca7567 to your computer and use it in GitHub Desktop.
Save ahmed-musallam/0ba94853fcba39b01e4f5083daca7567 to your computer and use it in GitHub Desktop.
Download ZIP

Revisions

  1. ahmed-musallam created this gist Feb 24, 2020.
    45 changes: 45 additions & 0 deletions generate-icns.sh
    View file
    Original file line number Diff line number Diff line change
    @@ -0,0 +1,45 @@
    # Required deps:
    # imagemagick: https://imagemagick.org/script/download.php

    # name of your master icon, must be at least 512X512
    PNG_MASTER="icon-large.png"

    ICONSET_FOLDER="AppIcon.iconset"
    sizes=(
    16x16
    32x32
    128x128
    256x256
    512x512
    )

    # Generate renditions at the sizes in "sizes" above, put all in ICONSET_FOLDER
    mkdir -p $ICONSET_FOLDER
    for size in "${sizes[@]}"; do
    icon="icon_${size}.png"
    ICON_FILES="$ICON_FILES $ICONSET_FOLDER/$icon"
    echo Generating $ICONSET_FOLDER/$icon
    convert $PNG_MASTER -quality 100 -resize $size $ICONSET_FOLDER/$icon

    icon="icon_${size}@2x.png"
    ICON_FILES="$ICON_FILES $ICONSET_FOLDER/$icon"
    echo Generating $ICONSET_FOLDER/$icon
    convert $PNG_MASTER -quality 100 -resize $size $ICONSET_FOLDER/$icon
    done

    # generate icon.icns for mac app (this only works on mac)
    echo Generating icon.icns
    iconutil -c icns $ICONSET_FOLDER -o icon.icns

    # Generate .ico file for windows
    ICON_FILES=""
    for size in "${sizes[@]}"; do
    ICON_FILES="$ICON_FILES $ICONSET_FOLDER/icon_${size}.png"
    ICON_FILES="$ICON_FILES $ICONSET_FOLDER/icon_${size}@2x.png"
    done
    echo Generating icon.ico
    convert $ICON_FILES icon.ico

    # remove generated renditions
    echo removing $ICONSET_FOLDER folder
    rm -rf $ICONSET_FOLDER