a list of snippets for manipulating image data

image-editing-snippets.bat

rem ffmpeg

rem flip an image on the x (horizontal axis)
for %%f in (*.png) do ffmpeg -i "%%f" -vf hflip -c:a copy "Flip-%%f"

rem flip an image on the y (vertical axis)
for %%f in (*.png) do ffmpeg -i "%%f" -vf vflip -c:a copy "Flip-%%f"


rem imagemagick

rem split an image in to n wxh parts
rem n here will be automatically determined
magick convert -crop 200x200 input.png output.png

rem concatenate images into one (horizontally)
magick convert +append "input-*.png" "output.png"