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avencmpvintradcprecision-property.md

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Specifies the precision of the DC coefficients, in bits. This property applies to MPEG video encoders.
2b4d11c1-767c-4466-8291-7959d841ae65
AVEncMPVIntraDCPrecision property (Codecapi.h)
reference
4/26/2023
UpdateFrequency5

AVEncMPVIntraDCPrecision property

[The feature associated with this page, DirectShow, is a legacy feature. It has been superseded by MediaPlayer, IMFMediaEngine, and Audio/Video Capture in Media Foundation. Those features have been optimized for Windows 10 and Windows 11. Microsoft strongly recommends that new code use MediaPlayer, IMFMediaEngine and Audio/Video Capture in Media Foundation instead of DirectShow, when possible. Microsoft suggests that existing code that uses the legacy APIs be rewritten to use the new APIs if possible.]

Specifies the precision of the DC coefficients, in bits. This property applies to MPEG video encoders.

This property is read/write.

Data type

UINT32 (VT_UI4)

Property GUID

CODECAPI_AVEncMPVIntraDCPrecision

Property value

This property has a linear range of values. To get the supported range, call ICodecAPI::GetParameterRange.

Remarks

The usual range for this property is 8 to 11 bits. If the value is zero, the encoder selects the precision.

Requirements

Requirement Value
Minimum supported client
Windows 2000 Professional [desktop apps | UWP apps]
Minimum supported server
Windows 2000 Server [desktop apps | UWP apps]
Header
Codecapi.h

See also

Codec API Properties

ICodecAPI Interface