Media Foundation Functions

Functions

Name	Description
DEFINE_MEDIATYPE_GUID macro	Defines a media subtype GUID from a FOURCC code, D3DFORMAT value, or audio format type.
MFAllocateSerialWorkQueue	Creates a work queue that is guaranteed to serialize work items. The serial work queue wraps an existing multithreaded work queue. The serial work queue enforces a first-in, first-out (FIFO) execution order.
MFBeginCreateFile	Begins an asynchronous request to create a byte stream from a file.
MFCancelCreateFile	Cancels an asynchronous request to create a byte stream from a file.
MFCancelWorkItem	Attempts to cancel an asynchronous operation that was scheduled with MFScheduleWorkItem or MFScheduleWorkItemEx.
MFConvertBuffer2SubtitleInfo	Converts a buffer to subtitle information.
MFCopyImage	Copies an image or image plane from one buffer to another.
MFCreate2DMediaBuffer	Creates a system-memory buffer object to hold 2D image data.
MFCreateAggregateSource	Creates a media source that aggregates a collection of media sources.
MFCreateAlignedMemoryBuffer	Allocates system memory with a specified byte alignment and creates a media buffer to manage the memory.
MFCreateAsyncResult	Creates an asynchronous result object. Use this function if you are implementing an asynchronous method.
MFCreateAttributes	Creates an empty attribute store.
MFCreateCollection	Creates an empty collection object.
MFCreateDXGIDeviceManager	Creates an instance of the Microsoft DirectX Graphics Infrastructure (DXGI) Device Manager.
MFCreateDXGISurfaceBuffer	Creates a media buffer to manage a Microsoft DirectX Graphics Infrastructure (DXGI) surface.
MFCreateDXGISurfaceBufferX	Creates a media buffer to manage a Microsoft DirectX Graphics Infrastructure (DXGI) surface, for Xbox One.
MFCreateDxvaSampleRendererX	Creates an object with IXboxNV12MFSampleRenderer interface, which renders DXVA accelerated decoded Media Foundation samples outputted by Media Foundation Source Reader or by decoder Media Foundation Transform.
MFCreateEventQueue	Creates an event queue.
MFCreateFile	Creates a byte stream from a file.
MFCreateMediaBufferFromMediaType	Allocates a system-memory buffer that is optimal for a specified media type.
MFCreateMediaBufferWrapper	Creates a media buffer that wraps an existing media buffer. The new media buffer points to the same memory as the original media buffer, or to an offset from the start of the memory.
MFCreateMediaEvent	Creates a media event object.
MFCreateMediaExtensionActivate	Creates an activation object for a Windows Runtime class.
MFCreateMediaType	Creates an empty media type.
MFCreateMediaTypeFromProperties	Create an IMFMediaType from properties.
MFCreateMemoryBuffer	Allocates system memory and creates a media buffer to manage it.
MFCreateMFByteStreamOnStream	Creates a Microsoft Media Foundation byte stream that wraps an IStream pointer.
MFCreateNV12ToRGB32ConverterX	Creates a converter to convert from an NV12 texture to an RGB texture. This function is for Xbox exclusive applications.
MFCreatePresentationDescriptor	Creates a presentation descriptor.
MFCreatePropertiesFromMediaType	Creates properties from a IMFMediaType.
MFCreateProtectedEnvironmentAccess	Creates an IMFProtectedEnvironmentAccess object that allows content protection systems to perform a handshake with the protected environment.
MFCreateRGB32ToNV12ConverterX	Creates a converter to convert from an RGB texture to an NV12 texture. This function is for Xbox exclusive applications.
MFCreateSample	Creates an empty media sample.
MFCreateSinkWriterFromMediaSink	Creates the sink writer from a media sink.
MFCreateSinkWriterFromURL	Creates the sink writer from a URL or byte stream.
MFCreateSourceReaderFromByteStream	Creates the source reader from a byte stream.
MFCreateSourceReaderFromMediaSource	Creates the source reader from a media source.
MFCreateSourceReaderFromURL	Creates the source reader from a URL.
MFCreateSourceResolver	Creates the source resolver, which is used to create a media source from a URL or byte stream.
MFCreateStreamDescriptor	Creates a stream descriptor.
MFCreateStreamOnMFByteStreamEx	Creates an IRandomAccessStream object that wraps a Microsoft Media Foundation byte stream.
MFCreateTempFile	Creates a byte stream that is backed by a temporary local file.
MFCreateTrackedSample	Creates an IMFTrackedSample object that tracks the reference counts on a video media sample.
MFCreateVideoSampleAllocatorEx	Creates an object that allocates video samples that are compatible with Microsoft DirectX Graphics Infrastructure (DXGI).
MFCreateWaveFormatExFromMFMediaType	Converts a Media Foundation audio media type to a WAVEFORMATEX structure.
MFDeserializeAttributesFromStream	Loads attributes from a stream into an attribute store.
MFEndCreateFile	Completes an asynchronous request to create a byte stream from a file.
MFGetAttribute2UINT32asUINT64	Gets an attribute whose value is two UINT32 values packed into a UINT64.
MFGetAttributeDouble	Returns a double value from an attribute store, or a default value if the attribute is not present.
MFGetAttributeRatio	Retrieves an attribute whose value is a ratio.
MFGetAttributesAsBlob	Converts the contents of an attribute store to a byte array.
MFGetAttributesAsBlobSize	Retrieves the size of the buffer needed for the MFGetAttributesAsBlob function.
MFGetAttributeSize	Retrieves an attribute whose value is a size, expressed as a width and height.
MFGetAttributeString	Gets a string value from an attribute store.
MFGetAttributeUINT32	Returns a UINT32 value from an attribute store, or a default value if the attribute is not present.
MFGetAttributeUINT64	Returns a UINT64 value from an attribute store, or a default value if the attribute is not present.
MFGetLocalId	Gets the local system ID.
MFGetService	Queries an object for a specified service interface.This function is a helper function that wraps the IMFGetService::GetService method. The function queries the object for the IMFGetService interface and, if successful, calls GetService on the object.
MFGetSystemId	Returns an IMFSystemId object for retrieving system id data.
MFGetSystemTime	Returns the system time.
MFInitAttributesFromBlob	Initializes the contents of an attribute store from a byte array.
MFInitMediaTypeFromWaveFormatEx	Initializes a media type from a WAVEFORMATEX structure.
MFInvokeCallback	Invokes a callback method to complete an asynchronous operation.
MFllMulDiv	Calculates ((a * b) + d) / c, where each term is a 64-bit signed value.
MFLoadSignedLibrary	Loads a dynamic link library that is signed for the protected environment.
MFLockDXGIDeviceManager	Locks the shared Microsoft DirectX Graphics Infrastructure (DXGI) Device Manager.
MFLockPlatform	Blocks the MFShutdown function.
MFLockSharedWorkQueue	Obtains and locks a shared work queue.
MFLockWorkQueue	Locks a work queue.
MFPutWaitingWorkItem	Queues a work item that waits for an event to be signaled.
MFPutWorkItem2	Puts an asynchronous operation on a work queue, with a specified priority.
MFPutWorkItemEx2	Puts an asynchronous operation on a work queue, with a specified priority.
MFResetDXGIDeviceManagerX	Resets the DXGI device manager, for Xbox One.
MFSerializeAttributesToStream	Writes the contents of an attribute store to a stream.
MFSetAttribute2UINT32asUINT64	Packs two UINT32 values into a UINT64 attribute value.
MFSetAttributeRatio	Sets a ratio as a 64-bit attribute value.
MFSetAttributeSize	Sets width and height as a single 64-bit attribute value.
MFShutdown	Shuts down the Microsoft Media Foundation platform. Call this function once for every call to MFStartup. Do not call this function from work queue threads.
MFStartup	Initializes Microsoft Media Foundation.
MFUnlockDXGIDeviceManager	Unlocks the shared Microsoft DirectX Graphics Infrastructure (DXGI) Device Manager.
MFUnlockPlatform	Unlocks the Media Foundation platform after it was locked by a call to the MFLockPlatform function.
MFUnlockWorkQueue	Unlocks a work queue.
MFUnwrapMediaType	Retrieves a media type that was wrapped in another media type by the MFWrapMediaType function.
MFWrapMediaType	Creates a media type that wraps another media type.
Pack2UINT32AsUINT64	Packs two UINT32 values into a UINT64 value.
PackRatio	Packs two UINT32 values, which represent a ratio, into a UINT64 value.
PackSize	Packs a UINT32 width value and a UINT32 height value into a UINT64 value that represents a size.
Unpack2UINT32AsUINT64	Gets the low-order and high-order UINT32 values from a UINT64 value.
UnpackRatio	Gets the low-order and high-order UINT32 values from a UINT64 value that represents a ratio.
UnpackSize	Gets the low-order and high-order UINT32 values from a UINT64 value that represnets a size.