IMFBuffer

Operates media buffers

Methods

BufferActualSizeSet

Set buffer actual size

Syntax

void BufferActualSizeSet( 
   int _cbActualSize
)

Parameters

_cbActualSize - actual size of a buffer

BufferFlagsGet

Get buffer flags

Syntax

void BufferFlagsGet( 
   out eMFBufferFlags _peBufferFlags
)

Parameters

_peBufferFlags - buffer flags

BufferLock

Locks a buffer and gets the buffer size, data pointer and maximal buffer size

Syntax

void BufferLock( 
   eMFLockType _eLockType,
   out int _pcbMaxSize,
   out int _pcbActualSize,
   out long _plpData
)

Parameters

_eLockType - lock type
_pcbMaxSize - maximal buffer size
_pcbActualSize - actual buffer size
_plpData - pointer to the buffer data

BufferSharedIdGet

Get buffer shared ID and process ID (used for IPC)

Syntax

void BufferSharedIdGet( 
   out long _pllSharedID,
   out uint _pdwProcessID,
   out eMFBufferFlags _peBufferFlags
)

Parameters

_pllSharedID - shared ID
_pdwProcessID - process ID
_peBufferFlags - buffer flags

BufferSizeGet

Gets the buffer actual size

Syntax

void BufferSizeGet( 
   out int _pcbMaxSize,
   ref int _pcbActualSize
)

Parameters

_pcbMaxSize - maximal buffer size
_pcbActualSize - actual size

BufferUnlock

Unlock a buffer

Syntax

void BufferUnlock( 
   eMFLockType _eLockType
)

Parameters

_eLockType - type of a lock