July 2002
Intermediate to advanced
864 pages
22h 32m
English
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Content Control Modules
Four content control modules allow runtime content choices or the optimization of content delivery. They are BasicContentControl, CustomTestAttributes, PrefetchControl, and SkipContentControl. If the CustomTestAttributes module is to be used in a profile, the BasicContentControl module must also be implemented. The PrefetchControl and SkipContentControl modules have no prerequisites.
The BasicContentControl Module
SMIL 2.0 has several system test attributes, some of which are new to SMIL 2.0. These attributes contain information about the host system such as the system language or system screen size. Having such properties available means that a SMIL author can provide alternative presentations of media, depending on the ...