PDD_DeAllocateBuffer (Compact 2013)
3/26/2014
PDD_DeAllocateBuffer is called when the MDD interface wants PDD interface to de-allocate its mode specific buffer.
Syntax
DWORD PDD_DeAllocateBuffer(
LPVOID PDDContext,
ULONG ulModeType,
PVOID pBuffer
);
Parameters
- PDDContext
[in] This is the return value of PDD_Init.
- ulModeType
[in] There are three modes supported, i.e., CAPTURE, PREVIEW and STILL
- pBuffer
[in] This is the same pointer returned by PDD_AllocateBuffer().
Return Value
PDD specific. ERROR_SUCCESS represents success. Any other value will be treated as error.
Remarks
MDD will call this function n times where n is the total number of buffers agreed by the driver and the application (DShow).
This method is only called if the Memory Model is set to CSPROPERTY_BUFFER_DRIVER.
Requirements
Header |
Developer Implemented |
Library |
Developer Implemented |