Contents
Navigation
Home User Reference Other Resources


The QTPlgStreamMediaDesc class is used to provide informations that define how to interpret streaming media data. This class is based on the standard .

You obtain QTPlgStreamMediaDesc objects from and provide them when creating new .







The QTPlgStreamMediaDesc class constructors are called when you create a new instance of the class, while the ˜QTPlgStreamMediaDesc class destructor, is called automatically when the class is no more in use. Also, you can invoke the class destructor by setting the instance of the class to nil.
Once a new class instance is returned, it is good practice to check the class property to be sure that the new object can be used. See the validity requirements for more details.

The class provides you with the following initializer methods:
()
This is the default constructor. Use this constructor to create a completely new data descriptor container in memory. All of the class properties are intialized to 0
(other as QTPlgStreamMediaDesc)
This is the copy constructor. The properties of the object to be copied will be used to initialize the new class instance properties

specifies the type of data. Acceptable values are defined into the section below
undocumented


used for the class property. Indicates that the data represent an rtsp url
used for the class property. Indicates that the data represent an sdp file. This would be used to receive a multicast broadcast