This post has been superseded by GDTF Help Pages, visit https://gdtf-share.com/help/users/gdtf_howto/png_assets/                     Rasterized PNG images are used in GDTF in several places - as a device thumbnail or as a MediaFileName in slots for gobo wheels and animation wheels. While the definition of a device thumbnail is quite simple (a png file to provide the rasterized picture with maximum resolution of picture 1024 x 1024), definiti