MPEG-4 gives the opportunity to describe the scenes of a motion picture directly through XMT-A and XMT-O: two “high level languages” that are XML based. Moreover MPEG-4 allows (and defines) the opportunities for video streaming. This makes this standard appealing for the conversion of Impress or PowerPoint presentations and also for other… (More)
In this paper we exploit the possibilities offered by MPEG-4, through XMT-A and XMT-O, by implementing an Impress extension that translates an electronic presentation to XMT-O, so to be finally compiled for MPEG-4 conversion. We have implemented this conversion tool and in this paper we describe our implementation and analyze its results.
This paper illustrates the work done and the results achieved within the ELeGI project about the orchestration and the delivery of Learning Services lying in the GRID inside an IMS Learning Design (IMS-LD) Unit of Learning and running under an enhanced version of the CopperCore Player. The added value of GRID technologies for the creation and the execution… (More)