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CBaseAllocator.Commit method

The Commit method allocates the memory for the buffers. This method implements the IMemAllocator::Commit method.

Syntax


HRESULT Commit();

Parameters

This method has no parameters.

Return value

Returns an HRESULT value. Possible values include those in the following list.

Return codeDescription
S_OK

Success.

VFW_E_SIZENOTSET

Buffer requirements were not specified.

 

Remarks

Before calling this method, call the CBaseAllocator::SetProperties method to specify the buffer requirements.

This method calls the virtual method CBaseAllocator::Alloc to allocate the memory for the buffers. Derived classes can override Alloc. If a decommit operation is pending, it is canceled.

You must call this method before calling the CBaseAllocator::GetBuffer method.

Requirements

Header

Amfilter.h (include Streams.h)

Library

Strmbase.lib (retail builds);
Strmbasd.lib (debug builds)

See also

CBaseAllocator Class

 

 

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