Functions
This section describes the functions that may be supported by derived media handler components. It is divided into the following topics:
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"Managing Your Media Handler Component"
discusses the functions that allow the Movie Toolbox to manage its connection to your component.
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"General Data Management"
describes the functions that allow the Movie Toolbox to manage the general characteristics of the control path through your component.
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"Graphics Data Management"
tells you about the functions that allow the Movie Toolbox to manage the graphical characteristics of the control path through your component.
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"Sound Data Management"
provides information about the function that allows the Movie Toolbox to manage the sound characteristics of the control path through your component.
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"Base Media Handler Utility Function"
discusses a function that allows your derived media handler to report its capabilities to the base media handler.
Many of the functions described in this chapter are optional--that is, your derived media handler may not need to support them. The description of each function discusses the issues you should consider when deciding whether or not to support a specific function.
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