CMediaType::ReallocFormatBuffer
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4/8/2010
Reallocates the format block to a new size.
Syntax
BYTE* ReallocFormatBuffer(
ULONG length
);
Parameters
- length
New size required for the format block.
Return Value
Returns a pointer to the new block if successful; otherwise, returns NULL.
Remarks
Any current format block is copied into the newly allocated block up to its maximum size.
Any excess is lost when the new block is smaller than the old one.
When the new block is larger, the excess is not filled with zeros.
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 |