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MF_SD_ASF_STREAMBITRATES_BITRATE attribute

Specifies the average bit rate, in bits per second, of a stream in an Advanced Systems Format (ASF) file. This attribute corresponds to the Stream Bitrate Properties Object defined in the ASF specification.

Data type

UINT32

Remarks

The IMFASFContentInfo::GeneratePresentationDescriptor method generates this attribute and sets it on the stream descriptor. The application can create the stream descriptor for the stream from the presentation descriptor by calling IMFPresentationDescriptor::GetStreamDescriptorByIndex.

The attribute value equals the Average Bit Rate field in the Stream Bit Rate Properties object.

Requirements

Requirement Value
Minimum supported client
 Windows Vista [desktop apps only]
Minimum supported server
 Windows Server 2008 [desktop apps only]
Header
Wmcontainer.h

See also

Alphabetical List of Media Foundation Attributes

IMFAttributes::GetUINT32

IMFAttributes::SetUINT32

IMFStreamDescriptor

Stream Descriptor Attributes

ASF Header Object