This reference manual is based on the online manual. Batch conversion of image files is usually quite speedy, but it ultimately depends on the size of the image files, the formats chosen, and the speed of the Mac. To convert a folder of TIFFs, open the folder, select all files and drag the batch onto the. Supporting convertering between BMP, JPEG, JPEG-XR, GIF, TIFF, DDS, PNG, RAW, HEIF, ICO and. Here is the GIMP online user manual in handy printed form! GIMP is an acronym for GNU Image Manipulation Program, a freely distributed program for photo retouching, image composition, and image authoring. On a Mac, try Graphic Converter (a great little program . Found inside – It's best known for its use for 2-D images in Maya, the popular 3-D modeling. This limitation will be removed once you purchase & activate the full version.