[Python] Py3 Extract icon from exe and save as png (with alpha)
!#python3
def extract_icon_from_exe(icon_in_path, icon_name, icon_out_path, out_width = 56, out_height = 56):
"""Given an icon path (exe file) extract it and output at the desired width/height as a png image.
Args:
icon_in_path (string): path to the exe to extract the icon from
icon_name (string): name of the icon so we can save it out with the correct name
icon_out_path (string): final destination (FOLDER) - Gets combined with icon_name for full icon_path
out_width (int, optional): desired icon width
out_height (int, optional): desired icon height
Returns:
string: path to the final icon
"""
import win32ui
import win32gui
import win32con
import win32api
from PIL import Image
ico_x = win32api.GetSystemMetrics(win32con.SM_CXICON)
ico_y = win32api.GetSystemMetrics(win32con.SM_CYICON)
large, small = win32gui.ExtractIconEx(icon_in_path,0)
win32gui.DestroyIcon(small[0])
hdc = win32ui.CreateDCFromHandle( win32gui.GetDC(0) )
hbmp = win32ui.CreateBitmap()
hbmp.CreateCompatibleBitmap( hdc, ico_x, ico_x )
hdc = hdc.CreateCompatibleDC()
hdc.SelectObject( hbmp )
hdc.DrawIcon( (0,0), large[0] )
bmpstr = hbmp.GetBitmapBits(True)
icon = Image.frombuffer(
'RGBA',
(32,32),
bmpstr, 'raw', 'BGRA', 0, 1
)
full_outpath = os.path.join(icon_out_path, "{}.png".format(icon_name))
icon.resize((out_width, out_height))
icon.save(full_outpath)
#return the final path to the image
return full_outpath
Last update:
March 31, 2023