CMediaType::AllocFormatBuffer
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4/8/2010
Allocates a block of memory for the format block.
Syntax
BYTE* AllocFormatBuffer(
ULONG length
);
Parameters
- length
Size required for the format block.
Return Value
Returns a pointer to the new block if successful; otherwise, returns NULL.
Remarks
Any previous format block is deleted and a new block is allocated and installed. The size required must be nonzero.
Requirements
| Windows Embedded CE | Windows CE 2.12 and later |
| Windows Mobile | Windows Mobile Version 5.0 and later |
| Note | Microsoft DirectShow applications and DirectShow filters have different include file and Library requirements For more information, see Setting Up the Build Environment, Version 2.12 requires DXPAK 1.0 or later |