public struct MediaType : IDisposable, ValueTypeThe MediaType structure describes the format of the data used by a stream in a Microsoft DirectX Media Object (DMO). For more information, .
CbFormat
Size of the format block of the media type.
public Int32 CbFormatFixedSizeSamples
If TRUE, samples are of a fixed size. This field is informational only. For audio, it is generally set to TRUE. For video, it is usually TRUE for uncompressed video and FALSE for compressed video.
public Int32 FixedSizeSamplesFormatType
GUID specifying the format type. The pbFormat member points to the corresponding format structure. (see )
public Guid FormatTypeMajorType
A GUID identifying the stream's major media type. This must be one of the DMO Media Types(see ).
public Guid MajorTypePtrFormat
Pointer to the format structure. The structure type is specified by the formattype member. The format structure must be present, unless formattype is GUIDNULL or FORMATNone.
public IntPtr PtrFormatSampleSize
Size of the sample, in bytes. For compressed data, the value can be zero.
public Int32 SampleSizeSubType
Subtype GUID of the stream.
public Guid SubTypeTemporalCompression
If TRUE, samples are compressed using temporal (interframe) compression. A value of TRUE indicates that not all frames are key frames. This field is informational only.
public Int32 TemporalCompression
MediaType()
The MediaType structure describes the format of the data used by a stream in a Microsoft DirectX Media Object (DMO). For more information, .
public void MediaType()Dispose()
Frees the allocated members of a media type structure by calling the MoFreeMediaType function.
public void Dispose()FromWaveFormat(WaveFormat waveFormat)
Creates a MediaType based on a given WaveFormat. Don't forget to call Free() for the returend MediaType.