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extract_icon.py
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extract_icon.py
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import win32ui
import win32gui
import win32con
import win32api
import Image
import sys
import os
import tempfile
import shutil
def extract_icon(exefilename):
"""Get the first resource icon from win32 exefilename and returns it a s PNG bytes array"""
ico_x = win32api.GetSystemMetrics(win32con.SM_CXICON)
ico_y = win32api.GetSystemMetrics(win32con.SM_CYICON)
large, small = win32gui.ExtractIconEx(exefilename,0)
temp_dir = tempfile.mkdtemp()
try:
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] )
bmp_temp = os.path.join(temp_dir,"icon.bmp")
hbmp.SaveBitmapFile(hdc,bmp_temp)
im = Image.open(bmp_temp)
png_temp = os.path.join(temp_dir,"icon.png")
with open(png_temp,'wb') as png:
im.save(png, "PNG")
result = open(png_temp,'rb').read()
return result
finally:
win32gui.DestroyIcon(small[0])
win32gui.DestroyIcon(large[0])
if os.path.isdir(temp_dir):
shutil.rmtree(temp_dir)