IMFVideoSampleAllocator::InitializeSampleAllocator method
Specifies the number of samples to allocate and the media type for the samples.
Syntax
HRESULT InitializeSampleAllocator( [in] DWORD cRequestedFrames, [in] IMFMediaType *pMediaType );
Parameters
- cRequestedFrames [in]
-
Number of samples to allocate.
- pMediaType [in]
-
Pointer to the IMFMediaType interface of a media type that describes the video format.
Return value
The method returns an HRESULT. Possible values include, but are not limited to, those in the following table.
| Return code | Description |
|---|---|
|
The method succeeded. |
|
Invalid media type. |
Requirements
|
Minimum supported client |
Windows Vista [desktop apps | Windows Store apps] |
|---|---|
|
Minimum supported server |
Windows Server 2008 [desktop apps | Windows Store apps] |
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Header |
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Library |
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See also