DMO Functions

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4/8/2010

The following table describes the Microsoft DirectX Media Object (DMO) functions.

DMO Registration Functions

The following table describes DMO registration functions, which enable an application to register and enumerate DirectX DMOs.

Function	Description
DMORegister	Registers a DMO.
DMORegisterFilter	Creates additional entries in the registry that allow filter enumeration routines in DirectShow to locate a DMO.
DMOUnregister	Unregisters a DMO.
DMOUnregisterFilter	Removes the registry entires for a DMO created by a previous call to DMORegisterFilter.
DMOEnum	Enumerates registered DMOs.
DMOGetTypes	Retrieves the media types registered for a DMO.
DMOGetName	Retrieves the registered name of a DMO.

The following table describes functions that manipulate the DMO_MEDIA_TYPE structure.

Function	Description
MoInitMediaType	Initializes a media type structure.
MoFreeMediaType	Frees the allocated members of a media type structure.
MoCopyMediaType	Copies the members of one media type structure into another media type structure.
MoCreateMediaType	Allocates a new media type structure.
MoDeleteMediaType	Deletes a media type structure that was previously allocated.
MoDuplicateMediaType	Duplicates a media type structure.