Share via


CMediaType::ReallocFormatBuffer (Windows Embedded CE 6.0)

1/6/2010

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
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

See Also

Reference

CMediaType Class