IMFMediaType interface

Represents a description of a media format.

Methods

The IMFMediaType interface has these methods.

Method Description
IMFMediaType::FreeRepresentation Frees memory that was allocated by the IMFMediaType::GetRepresentation method.
IMFMediaType::GetMajorType Gets the major type of the format.
IMFMediaType::GetRepresentation Retrieves an alternative representation of the media type. Currently only the DirectShow AM_MEDIA_TYPE structure is supported.
IMFMediaType::IsCompressedFormat Queries whether the media type is a temporally compressed format.
IMFMediaType::IsEqual Compares two media types and determines whether they are identical. If they are not identical, the method indicates how the two formats differ.

Remarks

To create a new media type, call MFCreateMediaType.

All of the information in a media type is stored as attributes. To clone a media type, call IMFAttributes::CopyAllItems.

This interface is available on the following platforms if the Windows Media Format 11 SDK redistributable components are installed:

  • Windows XP with Service Pack 2 (SP2) and later.
  • Windows XP Media Center Edition 2005 with KB900325 (Windows XP Media Center Edition 2005) and KB925766 (October 2006 Update Rollup for Windows XP Media Center Edition) installed.

Requirements

   
Minimum supported client Windows Vista [desktop apps | UWP apps]
Minimum supported server Windows Server 2008 [desktop apps | UWP apps]
Target Platform Windows
Header mfobjects.h (include Mfidl.h)

See Also

IMFAttributes

Media Foundation Interfaces

Media Type Attributes

Media Types