Broadcast digitalization with its enormous benefits to the broadcasting industry will improve the quality of content of programs delivered by television stations. Africa has a switchover date of June, 2017. For Nigerians to have access to television broadcast once the switch over is completed, they must purchase high definition television sets or the set-up box. The awareness among urban dwelle...

In this paper, we describe the design and implementation of a software video production switcher, vps, that improves the quality of MBone broadcasts. vps is modeled after the broadcast television industry's studio production switcher. It provides special e ects processing to incorporate audience discussions, add titles and other information, and integrate stored videos into the presentation. vp...

In this paper, we describe the design and implementation of a prototype software video production switcher, vps, that improves the quality of the content of MBone broadcasts. vps is modeled after the broadcast television in-dustry's studio production switcher. It provides special eeects processing to incorporate audience discussions, add titles and other information, and integrate stored videos...

Webcasts can adopt techniques developed by television to obtain higher quality. Television production techniques, however, cannot be integrated into webcast production without considering the fundamental di erences in the underlying infrastructure. We have developed a general webcast production model composed of three stages (i.e., sources, broadcast, and transmission) to address these di erenc...

In this paper we discuss the commonalities and differences of hypervideo and interactive television. We show that, even if the interaction and presentation of both are similar, there are strong differences in handling the content and the link structure of those media. The production and editorial process for live interactive television with hyperlinks and added value including production and ed...