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Specifies the final level of the encoding buffer, in bits, at the end of the encoding process. This property applies only to constant bit rate (CBR) and variable bit rate (VBR) encoding modes.
This property is read/write.
Data type
UINT32 (VT_UI4)
Property GUID
CODECAPI_AVEncCommonBufferOutLevel
Property value
This property has a linear range of values. To get the supported range, call ICodecAPI::GetParameterRange.
Remarks
The property is available only if the encoding duration is defined in advance, using the AVEncVideoNoOfFieldsToEncode property or AVEncAudioIntervalToEncode property.
For MPEG video, this property defines the video buffer verifier (VBV) fullness at the end of the encoding process. It supports the concatenation of streams during encoding.
Requirements
| Requirement | Value |
|---|---|
| Minimum supported client |
Windows 2000 Professional [desktop apps | UWP apps] |
| Minimum supported server |
Windows 2000 Server [desktop apps | UWP apps] |
| Header |
|