Whirligig is an immersive film player / publisher. That is to say it is designed to playback fisheye, fisheye stereo SBS, 360 fisheye, 360 fisheye stereo SBS, barrel panoramic, barrel panoramic stereo SBS, 16x9, 16x9 stereo SBS, 16x9 Curved and 16x9 curved Stereo SBS. Video Format Support: Whirligig supports direct show filters and standard operating system formats. In practice what this means is that without installing any codecs you can play back avi's and if you install the related codecs you can play back those video formats. Image Support: Current image support is limited to png's and jpg's. It is highly recommend that the images you view are of a resolution of a factor of two.