@echo off
setlocal enabledelayedexpansion
mkdir tmp
mkdir out
for %%f in (*.tif) do (
echo resize: %%f
<IMAGEMAGICK> <IMTOOL> %%f -resize 50%% -filter Gaussian ./tmp/_%%f
echo invert
<IMAGEMAGICK> <IMTOOL> <IMPARAMETERS>
)
pause