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Capture Engine Attributes

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The following attributes can be used to configure the Capture Engine.

The following attributes are related to capture devices:

Attribute Description
MF_CAPTURE_ENGINE_CAMERA_STREAM_BLOCKED Signals that video capture is being blocked by the driver.
MF_CAPTURE_ENGINE_CAMERA_STREAM_UNBLOCKED Signals that video capture is restored after being blocked.
MF_CAPTURE_ENGINE_D3D_MANAGER Sets a pointer to the DXGI Device Manager on the capture engine.
MF_CAPTURE_ENGINE_DECODER_MFT_FIELDOFUSE_UNLOCK_ATTRIBUTE Enables the capture engine to use a decoder that has field-of-use restrictions.
MF_CAPTURE_ENGINE_DISABLE_DXVA Specifies whether the capture engine uses DirectX Video Acceleration (DXVA) for video decoding.
MF_CAPTURE_DISABLE_HARDWARE_TRANSFORMS Disables the use of hardware-based Media Foundation transforms (MFTs) in the capture engine.
MF_CAPTURE_ENGINE_ENABLE_CAMERA_STREAMSTATE_NOTIFICATION Indicates whether stream state notifications should be enabled.
MF_CAPTURE_ENGINE_ENCODER_MFT_FIELDOFUSE_UNLOCK_ATTRIBUTE Enables the capture engine to use an encoder that has field-of-use restrictions.
MF_CAPTURE_ENGINE_EVENT_GENERATOR_GUID Identifies the component that generated a capture event.
MF_CAPTURE_ENGINE_EVENT_STREAM_INDEX Identifies which stream generated a capture event.
MF_CAPTURE_ENGINE_MEDIASOURCE_CONFIG Contains configuration properties for the capture source.
MF_CAPTURE_ENGINE_RECORD_SINK_AUDIO_MAX_PROCESSED_SAMPLES Sets the maximum number of processed samples that can be buffered in the record sink audio path.
MF_CAPTURE_ENGINE_RECORD_SINK_AUDIO_MAX_UNPROCESSED_SAMPLES Sets the maximum number of unprocessed samples that can be buffered for processing in the record sink audio path..
MF_CAPTURE_ENGINE_RECORD_SINK_VIDEO_MAX_PROCESSED_SAMPLES Sets the maximum number of processed samples that can be buffered in the record sink video path.
MF_CAPTURE_ENGINE_RECORD_SINK_VIDEO_MAX_UNPROCESSED_SAMPLES Sets the maximum number of unprocessed samples that can be buffered for processing in the record sink video path.
MF_CAPTURE_ENGINE_SINK_TYPE Specifies a type of capture sink.
MF_CAPTURE_ENGINE_USE_AUDIO_DEVICE_ONLY Specifies whether the capture engine captures audio but not video.
MF_CAPTURE_ENGINE_USE_VIDEO_DEVICE_ONLY Specifies whether the capture engine captures video but not audio.

 

Media Foundation Attributes

IMFCaptureEngine::Initialize