IAMVideoAcceleratorNotify::SetUncompSurfacesInfo method

The SetUncompSurfacesInfo method notifies the decoder of how many uncompressed surfaces were created.

Syntax

HRESULT SetUncompSurfacesInfo(
  DWORD dwActualUncompSurfacesAllocated
);

Parameters

dwActualUncompSurfacesAllocated

The number of surfaces allocated.

Return value

Returns an HRESULT value that depends on the implementation of the interface. HRESULT can include one of the following standard constants, or other values not listed.

Return code Description
E_FAIL
Failure.
E_INVALIDARG
Argument is invalid.
E_NOTIMPL
Method is not supported.
E_POINTER
NULL pointer argument.
S_OK
Success.

Remarks

The video renderer calls this method after it allocates uncompressed surfaces for video decoding.

Requirements

   
Minimum supported client Windows 2000 Professional [desktop apps only]
Minimum supported server Windows 2000 Server [desktop apps only]
Target Platform Windows
Header videoacc.h
Library Strmiids.lib

See also

DirectShow Reference

Error and Success Codes

How Decoders Use IAMVideoAccelerator

IAMVideoAcceleratorNotify Interface