[Mp4-tech] about max number of objects in simple profile level 0
ranjit reddy
ranjitreddib yahoo.co.in
Thu Jul 13 22:15:23 EDT 2006
Mani,
Q.It is written in definition of video profiles that simple profile level 0 can have 1 object. what does the object here refering to? how to identify number of objects in the mpeg4 stream.
A.Here the object means the entire frame.Depending on the number of object layer start codes you can find number of objects.
Though MPEG4 is an object based coding i don't think for mobile applications it is needed or implemented.
In a Frame there can be many objects (say for Eg. a man, a bus etc) and MPEG4 standard supports in coding each object as a different one rather than entire frame and so we have an object layer also which describes the behaviour of individual object.
somebody please correct me or add some more to this detail.
thanks,
ranjit.
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