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| Structure | Description | 
|---|---|
| AecQualityMetrics_Struct | Contains quality metrics for acoustic echo cancellation (AEC). | 
| ASF_FLAT_PICTURE | Contains an image that is stored as metadata for a media source. | 
| ASF_FLAT_SYNCHRONISED_LYRICS | Contains synchronized lyrics stored as metadata for a media source. | 
| ASF_INDEX_DESCRIPTOR | Describes the indexing configuration for a stream and type of index. | 
| ASF_INDEX_IDENTIFIER | Defines a discrete index for the ASF indexer object. | 
| ASF_MUX_STATISTICS | Contains statistics about the progress of the ASF multiplexer. | 
| DXVA2_AES_CTR_IV | Contains an initialization vector (IV) for Advanced Encryption Standard (AES) encryption. | 
| DXVA2_AYUVSample16 | Defines a 16-bit AYUV pixel value. | 
| DXVA2_AYUVSample8 | Defines an 8-bit AYUV pixel value. | 
| DXVA2_ConfigPictureDecode | Describes the configuration of a DirectX Video Acceleration (DXVA) decoder device. | 
| DXVA2_DecodeBufferDesc | Describes a buffer sent from a decoder to a DXVA device. | 
| DXVA2_DecodeExecuteParams | Contains parameters for the IDirectXVideoDecoder::Execute method. | 
| DXVA2_DecodeExtensionData | Contains private data for the IDirectXVideoDecoder::Execute method. | 
| DXVA2_ExtendedFormat | Describes the format of a video stream. | 
| DXVA2_FilterValues | Contains parameters for a DXVA image filter. | 
| DXVA2_Fixed32 | Defines a 32-bit fixed-point number. | 
| DXVA2_Frequency | Defines a video frequency. | 
| DXVA2_ProcAmpValues | Contains values for DXVA video processing operations. | 
| DXVA2_ValueRange | Defines the range of supported values for a DXVA operation. | 
| DXVA2_VideoDesc | Describes a video stream for a DXVA decoder device or video processor device. | 
| DXVA2_VideoProcessBltParams | Contains parameters for the IDirectXVideoProcessor::VideoProcessBlt method. | 
| DXVA2_VideoProcessorCaps | Describes the capabilities of a DVXA video processor mode. | 
| DXVA2_VideoSample | Specifies an input sample for the IDirectXVideoProcessor::VideoProcessBlt method. | 
| DXVAHD_BLT_STATE_ALPHA_FILL_DATA | Specifies how the output alpha values are calculated for Microsoft DirectX Video Acceleration High Definition (DXVA-HD) blit operations. | 
| DXVAHD_BLT_STATE_BACKGROUND_COLOR_DATA | Specifies the background color for DXVA-HD blit operations. | 
| DXVAHD_BLT_STATE_CONSTRICTION_DATA | Specifies whether the output is downsampled in a DXVA-HD blit operation. | 
| DXVAHD_BLT_STATE_OUTPUT_COLOR_SPACE_DATA | Specifies the output color space for DXVA-HD blit operations. | 
| DXVAHD_BLT_STATE_PRIVATE_DATA | Contains data for a private DXVA-HD blit state. | 
| DXVAHD_BLT_STATE_TARGET_RECT_DATA | Specifies the target rectangle for DXVA-HD blitting. | 
| DXVAHD_COLOR_RGBA | Specifies an RGB color value. | 
| DXVAHD_COLOR_YCbCrA | Specifies a YCbCr color value. | 
| DXVAHD_CONTENT_DESC | Describes a video stream for a DXVA-HD video processor. | 
| DXVAHD_CUSTOM_RATE_DATA | Specifies a custom rate for frame-rate conversion or inverse telecine (IVTC). | 
| DXVAHD_FILTER_RANGE_DATA | Defines the range of supported values for an image filter. | 
| DXVAHD_RATIONAL | Contains a rational number (ratio). | 
| DXVAHD_STREAM_DATA | Contains per-stream data for the IDXVAHD_VideoProcessor::VideoProcessBltHD method. | 
| DXVAHD_STREAM_STATE_ALPHA_DATA | Specifies the planar alpha value for a DXVA-HD input stream. | 
| DXVAHD_STREAM_STATE_ASPECT_RATIO_DATA | Specifies the pixel aspect ratio (PAR) for the source and destination rectangles. | 
| DXVAHD_STREAM_STATE_D3DFORMAT_DATA | Specifies the format for a DXVA-HD input stream. | 
| DXVAHD_STREAM_STATE_DESTINATION_RECT_DATA | Specifies the destination rectangle for a DXVA-HD input stream. | 
| DXVAHD_STREAM_STATE_FILTER_DATA | Specifies the level for a filtering operation on a DXVA-HD input stream. | 
| DXVAHD_STREAM_STATE_FRAME_FORMAT_DATA | Specifies how a DXVA-HD input stream is interlaced. | 
| DXVAHD_STREAM_STATE_INPUT_COLOR_SPACE_DATA | Specifies the color space for a DXVA-HD input stream. | 
| DXVAHD_STREAM_STATE_LUMA_KEY_DATA | Specifies the luma key for a DXVA-HD input stream. | 
| DXVAHD_STREAM_STATE_OUTPUT_RATE_DATA | Specifies the output frame rate for a DXVA-HD input stream. | 
| DXVAHD_STREAM_STATE_PALETTE_DATA | Contains the color palette entries for a DXVA-HD input stream. | 
| DXVAHD_STREAM_STATE_PRIVATE_DATA | Contains data for a private stream state, for a DXVA-HD input stream. | 
| DXVAHD_STREAM_STATE_PRIVATE_IVTC_DATA | Contains IVTC statistics from a DXVA-HD device. | 
| DXVAHD_STREAM_STATE_SOURCE_RECT_DATA | Specifies the source rectangle for a DXVA-HD input stream. | 
| DXVAHD_VPCAPS | Specifies the capabilities of the DXVA-HD video processor. | 
| DXVAHD_VPDEVCAPS | Specifies the capabilities of a DXVA-HD device. | 
| DXVAHDSW_CALLBACKS | Contains pointers to functions implemented by a software plug-in for DXVA-HD. | 
| MF_FLOAT2 | A vector with two components. | 
| MF_FLOAT3 | A vector with three components. | 
| MF_QUATERNION | A four dimensional vector, used to represent a rotation. | 
| MF_LEAKY_BUCKET_PAIR | Specifies the buffering requirements of a file. | 
| MF_SINK_WRITER_STATISTICS | Contains statistics about the performance of the sink writer. | 
| MF_TRANSCODE_SINK_INFO | Stores information about the audio and video streams that the built-in media sink uses to generate the output file. | 
| MFARGB | Describes an ARGB color value. | 
| MFASYNCRESULT | Contains data that is needed to implement the IMFAsyncResult interface. | 
| MFAYUVSample | Describes a 4:4:4:4 Y'Cb'Cr' sample. | 
| MFBYTESTREAM_BUFFERING_PARAMS | Specifies the buffering parameters for a network byte stream. | 
| MFCameraExtrinsic_CalibratedTransform | A transform describing the ___location of a camera relative to other cameras or an established external reference. | 
| MFCameraExtrinsics | Describes the ___location of a camera relative to other cameras or an established external reference. | 
| MFCameraIntrinsic_PinholeCameraModel | Represents a pinhole camera model. | 
| MFCameraIntrinsic_DistortionModel | Represents a polynomial lens distortion model. | 
| MFCLOCK_PROPERTIES | Defines the properties of a clock. | 
| MFFOLDDOWN_MATRIX | Contains coefficients used to transform multichannel audio into a smaller number of audio channels. | 
| MFINPUTTRUSTAUTHORITY_ACCESS_ACTION | Describes an action requested by an output trust authority (OTA). | 
| MFINPUTTRUSTAUTHORITY_ACCESS_PARAMS | Contains parameters for the IMFInputTrustAuthority::BindAccess or IMFInputTrustAuthority::UpdateAccess method. | 
| MFMPEG2DLNASINKSTATS | Contains encoding statistics from the DLNA media sink. | 
| MFNetCredentialManagerGetParam | Contains the authentication information for the credential manager. | 
| MFOffset | Specifies an offset as a fixed-point real number. | 
| MFRatio | Represents a ratio. | 
| MFRR_COMPONENT_HASH_INFO | Contains information about a revoked component. | 
| MFP_ACQUIRE_USER_CREDENTIAL_EVENT | Deprecated. Event structure for the MFP_EVENT_TYPE_ACQUIRE_USER_CREDENTIAL event. | 
| MFP_ERROR_EVENT | Deprecated. Event structure for the MFP_EVENT_TYPE_ERROR event. | 
| MFP_EVENT_HEADER | Deprecated. Contains information that is common to every type of MFPlay event. | 
| MFP_FRAME_STEP_EVENT | Deprecated. Event structure for the MFP_EVENT_TYPE_FRAME_STEP event. | 
| MFP_MEDIAITEM_CLEARED_EVENT | Deprecated. Not documented in this release. | 
| MFP_MEDIAITEM_CREATED_EVENT | Deprecated. Event structure for the MFP_EVENT_TYPE_MEDIAITEM_CREATED event. | 
| MFP_MEDIAITEM_SET_EVENT | Deprecated. Event structure for the MFP_EVENT_TYPE_MEDIAITEM_SET event. | 
| MFP_MF_EVENT | Deprecated. Event structure for the MFP_EVENT_TYPE_MF event. | 
| MFP_PAUSE_EVENT | Deprecated. Event structure for the MFP_EVENT_TYPE_PAUSE event. | 
| MFP_PLAY_EVENT | Deprecated. Event structure for the MFP_EVENT_TYPE_PLAY event. | 
| MFP_PLAYBACK_ENDED_EVENT | Deprecated. Event structure for the MFP_EVENT_TYPE_PLAYBACK_ENDED event. | 
| MFP_POSITION_SET_EVENT | Deprecated. Event structure for the MFP_EVENT_TYPE_POSITION_SET event. | 
| MFP_RATE_SET_EVENT | Deprecated. Event structure for the MFP_EVENT_TYPE_RATE_SET event. | 
| MFP_STOP_EVENT | Deprecated. Event structure for the MFP_EVENT_TYPE_STOP event. | 
| MFPinholeCameraIntrinsic_IntrinsicModel | Represents a pinhole camera intrinsic model for a specified resolution. | 
| MFPinholeCameraIntrinsics | Contains zero or 1 pinhole camera intrinsic models that describe how to project a 3D point in physical world onto the 2D image frame of a camera. | 
| MFRR_COMPONENTS | Contains information about one or more revoked components. | 
| MFT_INPUT_STREAM_INFO | Contains information about an input stream on a Media Foundation transform (MFT). | 
| MFT_OUTPUT_DATA_BUFFER | Contains information about an output buffer for an MFT. | 
| MFT_OUTPUT_STREAM_INFO | Contains information about an output stream on an MFT. | 
| MFT_REGISTER_TYPE_INFO | Contains media type information for registering an MFT. | 
| MFT_REGISTRATION_INFO | Contains parameters for the IMFLocalMFTRegistration::RegisterMFTs method. | 
| MFTOPONODE_ATTRIBUTE_UPDATE | Specifies a new attribute value for a topology node. | 
| MFVideoAlphaBitmap | Specifies a bitmap for the EVR to alpha-blend with the video. | 
| MFVideoAlphaBitmapParams | Specifies how the EVR alpha-blends a bitmap with the video. | 
| MFVideoArea | Specifies a rectangular area within a video frame. | 
| MFVideoCompressedInfo | Contains information about a video compression format. | 
| MFVIDEOFORMAT | Describes a video format. | 
| MFVideoInfo | Contains video format information that applies to both compressed and uncompressed formats. | 
| MFVideoNormalizedRect | Defines a normalized rectangle, which is used to specify sub-rectangles in a video rectangle. | 
| MFVideoSurfaceInfo | Contains information about an uncompressed video format. | 
| MT_ARBITRARY_HEADER | Contains format data for a binary stream in an Advanced Systems Format (ASF) file. | 
| MT_CUSTOM_VIDEO_PRIMARIES | Defines custom color primaries for a video source. | 
| OPM_ACP_AND_CGMSA_SIGNALING | Contains the result from an OPM_GET_ACP_AND_CGMSA_SIGNALING query. | 
| OPM_ACTUAL_OUTPUT_FORMAT | Contains the result of an OPM_GET_ACTUAL_OUTPUT_FORMAT query in Output Protection Manager (OPM). | 
| OPM_CONFIGURE_PARAMETERS | Contains an OPM or Certified Output Protection Manager (COPP) command. | 
| OPM_CONNECTED_HDCP_DEVICE_INFORMATION | Contains the result from an OPM_GET_CONNECTED_HDCP_DEVICE_INFORMATION query. | 
| OPM_COPP_COMPATIBLE_GET_INFO_PARAMETERS | Contains parameters for the IOPMVideoOutput::COPPCompatibleGetInformation method. | 
| OPM_ENCRYPTED_INITIALIZATION_PARAMETERS | Contains initialization parameters for an OPM session. | 
| OPM_GET_CODEC_INFO_INFORMATION | Contains the result from an OPM_GET_CODEC_INFO query. | 
| OPM_GET_CODEC_INFO_PARAMETERS | Contains information for the OPM_GET_CODEC_INFO command. | 
| OPM_GET_INFO_PARAMETERS | Contains parameters for the IOPMVideoOutput::GetInformation method. | 
| OPM_HDCP_KEY_SELECTION_VECTOR | Contains the key selection vector (KSV) for a High-Bandwidth Digital Content Protection (HDCP) receiver. | 
| OPM_OMAC | Contains a Message Authentication Code (MAC) for an OPM message. | 
| OPM_OUTPUT_ID_DATA | Contains the result from an OPM_GET_OUTPUT_ID status request. | 
| OPM_RANDOM_NUMBER | Contains a 128-bit random number for use with OPM. | 
| OPM_REQUESTED_INFORMATION | Contains the result of an OPM status request. | 
| OPM_SET_ACP_AND_CGMSA_SIGNALING_PARAMETERS | Contains information for the OPM_SET_ACP_AND_CGMSA_SIGNALING command in OPM. | 
| OPM_SET_HDCP_SRM_PARAMETERS | Contains parameters for the OPM_SET_HDCP_SRM command. | 
| OPM_SET_PROTECTION_LEVEL_PARAMETERS | Contains data for the OPM_SET_PROTECTION_LEVEL command in OPM. | 
| OPM_STANDARD_INFORMATION | Contains the result from an OPM status request. | 
| STREAM_MEDIUM | Not for application use. | 
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