![]() ![]() The stitched footage is then presented in a spherical form. Image 3 shows how the frames in different angles are stitched together and form the equirectangular video. The stitching process can be done by the camera itself or by special editing software. Image 1: The original shape of the globe in a spherical form Image 2: The equiretangular image of the globeģ60-degree videos are footages recorded simultaneously in different angles and then stitched together to form a single video. The North Pole and South Pole in the image are stretched to the corners of the rectangle but actually they should all meet at one point on the top and bottom of the globe. Image 2 shows how the world map is usually presented as an equirectangular image. The flat equirectangular concept is like a flattened globe (see image 1) being unwrapped to become a rectangle. Viewers can see different areas inside the sphere by changing the orientation of their heads when wearing a Virtual Reality (VR) headset, or by controlling through their desktop or mobile devices. It is as if viewers are looking around inside a sphere. A 360-degree video is a flat equirectangular video being played in a spherical form through a special media player, YouTube or Facebook. ![]()
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