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Real Time Multimedia

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Encyclopedia of Multimedia
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Definition

Real-time multimedia refers to applications in which multimedia data has to be delivered and rendered in real time; it can be broadly classified into interactive multimedia and streaming media.

Introduction

Multimedia is a term that describes multiple forms of information, including audio, video, graphics, animation, images, text, etc. The best examples are continuous media such as animation, audio and video that are time-based, i.e., each audio sample or video frame has a timestamp associated with it, representing its presentation time. Multimedia data has to be presented in a continuous fashion, in accordance with their associated timestamp. For example, video is typically rendered at 30 frames per second to give the viewers the illusion of smooth motion. As a result, multimedia applications typically have the real-time constraint, i.e., media data has to be delivered and rendered in real time.

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References

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  11. [RFC 3550] RTP: A Transport Protocol for Real-Time Applications, July 2003.

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© 2008 Springer-Verlag

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Lan, W.J. (2008). Real Time Multimedia. In: Furht, B. (eds) Encyclopedia of Multimedia. Springer, Boston, MA. https://doi.org/10.1007/978-0-387-78414-4_193

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