QuickTime VR

QuickTime VR (also known as QuickTime Virtual Reality or QTVR) is a type of image file format developed by Apple Inc. for QuickTime. It allows the creation and viewing of photographically-captured panoramas and the exploration of objects through images taken at multiple viewing angles. It functions as a plugin for the standalone QuickTime Player, as well as working as a plugin for the QuickTime Web browser plugin.

Panoramas

VR Panoramas are panoramic images which surround the viewer with an environment (inside, looking out), yielding a sense of place.They can be "stitched" together from several normal photographs or 2 images taken with a circular fisheye lens, or captured with specialized panoramic cameras, or rendered from 3D-modeled scenes.There are two type of VR Panorama:

• Single row panoramas, with a single horizontal row of photographs.
• multi-row panoramas, with several rows of photographs taken at different tilt angles.

VR Panoramas are further divided into those that include the top and bottom, called cubic or spherical panoramas, those that do not are usually called cylindrical.



A single panorama, or node is captured from a single point in space. Several nodes and object movies can be linked together to allow a viewer to move from one location to another. Such multinode QuickTime VR movies are called scenes.

Apple's QuickTime VR file format has two representations for panoramic nodes:

• cylindrical (consisting of one 360° image wrapped around the......
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