PDD_AllocateBuffer (Windows Embedded CE 6.0)

1/6/2010

PDD_AllocateBuffer is called when the MDD interface wants PDD interface to allocate mode specific buffers. The size of the buffer should be equal to that of the currently selected format of the given mode.

Syntax

PVOID PDD_AllocateBuffer(
LPVOID PDDContext, 
ULONG ulModeType 
);

Parameters

• LPVOID PDDContext
  [in]

  This is the return value of PDD_Init.

• ULONG ulModeType
  [in]

  There are three modes supported, i.e., CAPTURE, PREVIEW and STILL

Return Value

PDD specific. ERROR_SUCCESS represents success. Any other value will be treated as error.

Remarks

Each mode (Capture, Still etc.) will have its own set of buffers. This method is only called if the memory model for the given mode is CSPROPERTY_BUFFER_DRIVER

Requirements

See Also

Other Resources

Camera PDD Methods