FOR %%c in (images\*.jpg) DO jpegoptim64.exe %%c
FOR %%c in (images\*.jpeg) DO jpegoptim64.exe %%c
FOR %%c in (images\*.png) DO optipng.exe -o7 %%c
FOR %%c in (images\*.png) DO pngout.exe %%c
FOR %%c in (images\*.jpg) DO jpegoptim64.exe %%c
FOR %%c in (images\*.jpeg) DO jpegoptim64.exe %%c
FOR %%c in (images\*.png) DO optipng.exe -o7 %%c
FOR %%c in (images\*.png) DO pngout.exe %%c