Media Foundation Properties

In this section

Topic	Description
CODECAPI_AVDecDDStereoDownMixMode	Specifies the stereo downmix mode for a Dolby Digital audio decoder.
CODECAPI_AVDecNumWorkerThreads	Sets the number of worker threads that are used by a video decoder.
CODECAPI_AVDecSoftwareDynamicFormatChange	Sets whether to use software dynamic format change for internal resizing.
CODECAPI_AVDecVideoMaxCodedHeight	Sets the maximum picture height that a video decoder will accept as an input type.
CODECAPI_AVDecVideoMaxCodedWidth	Sets the maximum picture width that a video decoder will accept as an input type.
CODECAPI_AVEncAdaptiveMode	Specifies the adaptive encoding mode for a video encoder.
CODECAPI_AVEncCommonTranscodeEncodingProfile	Specifies the common transcode encoding profile.
CODECAPI_AVEncH264CABACEnable	Enables or disables CABAC (context-adaptive binary arithmetic coding) for H.264 entropy coding.
CODECAPI_AVEncH264PPSID	Sets the Picture Parameter Set (PPS) identifier.
CODECAPI_AVEncH264SPSID	Sets the sequence parameter set (SPS) identifier in the SPS network abstraction layer (NAL) unit of the H.264 bit stream.
CODECAPI_AVEncMaxFrameRate	Sets the maximum real-time input rate of video frames being fed to the encoder.
CODECAPI_AVEncNumWorkerThreads	Sets the number of worker threads used by a video encoder.
CODECAPI_AVEncSliceControlMode	Specifies the slice control mode. Valid values are 0, 1, and 2.
CODECAPI_AVEncSliceControlSize	Specifies the size of the slice in units of megabyte (MB), bits, or MB row.
CODECAPI_AVEncVideoContentType	Indicates the type of video content for a video encoder.
CODECAPI_AVEncVideoEncodeFrameTypeQP	Specifies the frame types (I, P, or B) that the quantization parameter (QP) is applied to.
CODECAPI_AVEncVideoEncodeQP	Specifies the quantization parameter (QP) for video encoding.
CODECAPI_AVEncVideoForceKeyFrame	Forces the encoder to code the next frame as a key frame.
CODECAPI_AVEncVideoLTRBufferControl	Specifies the maximum number of Long Term Reference (LTR) frames controlled by application.
CODECAPI_AVEncVideoMarkLTRFrame	Marks the current frame as a LTR frame.
CODECAPI_AVEncVideoMaxNumRefFrame	Specifies the maximum reference frames supported by the encoder.
CODECAPI_AVEncVideoMaxQP	Specifies the maximum QP supported by the encoder.
CODECAPI_AVEncVideoMeanAbsoluteDifference	Controls the signaling of MFSampleExtension_MeanAbsoluteDifference through IMFAttribute on each output sample.
CODECAPI_AVEncVideoMinQP	Specifies the minimum quantization parameter (QP) for video encoding.
CODECAPI_AVEncVideoRateControlParams	Specifies the video rate control parameters for a video encoder.
CODECAPI_AVEncVideoROIEnabled	Indicates whether MFSampleExtension_ROIRectangle attribute set on the input sample will be honored or not.
CODECAPI_AVEncVideoSelectLayer	Sets the video select layer for a video encoder.
CODECAPI_AVEncVideoSupportedControls	Sets the supported controls for a video encoder.
CODECAPI_AVEncVideoTemporalLayerCount	Sets the video temporal layer count for a video encoder.
CODECAPI_AVEncVideoUsage	Sets the video usage for a video encoder.
CODECAPI_AVEncVideoUseLTRFrame	Specifies that the current frame is encoded using one or multiple LTR frames.
CODECAPI_AVLowLatencyMode	Enables low-latency mode in a codec.
CODECAPI_FeatureMapFlagsUsed	Provides the encoder a hint as to what feature map capabilities will be used during the encode sequence.
CODECAPI_VideoEncoderDisplayContentType	Sets whether the content is full-screen video, as opposed to screen content that might have a smaller window of video or have no video at all.
MFNETSOURCE_ACCELERATEDSTREAMINGDURATION	Duration of accelerated streaming for the network source, in milliseconds.
MFNETSOURCE_AUTORECONNECTLIMIT	The number of times the network source tries to reconnect to the server and resume streaming if the connection is lost.
MFNETSOURCE_AUTORECONNECTPROGRESS	The number of times the network source has attempted to reconnect to the network.
MFNETSOURCE_BROWSERUSERAGENT	The value of the first portion of the "cs(User-Agent)" field that the network source uses for logging.
MFNETSOURCE_BROWSERWEBPAGE	The value of the "cs(Referer)" field that the network source uses for logging.
MFNETSOURCE_BUFFERINGTIME	Number of seconds of data that the network source buffers at startup.
MFNETSOURCE_CACHEENABLED	Specifies whether the network source caches content.
MFNETSOURCE_CLIENTGUID	Unique identifier by which the server identifies the client.
MFNETSOURCE_CONNECTIONBANDWIDTH	Specifies the link bandwidth for the network source, in bits per second.
MFNETSOURCE_CREDENTIAL_MANAGER	Contains a pointer to the IMFNetCredentialManager interface.
MFNETSOURCE_DRMNET_LICENSE_REPRESENTATION	Stores an array of bytes that represents the DRM license associated with the byte stream.
MFNETSOURCE_ENABLE_DOWNLOAD	Specifies whether all download protocols are enabled.
MFNETSOURCE_ENABLE_HTTP	Specifies whether HTTP protocol is enabled in the network source.
MFNETSOURCE_ENABLE_MSB	Specifies whether the Media Stream Broadcast (MSB) multicast protocol is enabled in the network source.
MFNETSOURCE_ENABLE_PRIVATEMODE	Enables private download mode in the network source.
MFNETSOURCE_ENABLE_RTSP	Specifies whether Real-Time Streaming Protocol (RTSP) transport is enabled in the network source.
MFNETSOURCE_ENABLE_STREAMING	Specifies whether all streaming protocols are enabled.
MFNETSOURCE_ENABLE_TCP	Specifies whether TCP transport is enabled for the network source.
MFNETSOURCE_ENABLE_UDP	Specifies whether User Datagram Protocol (UDP) transport is enabled in the network source.
MFNETSOURCE_FRIENDLYNAME	Specifies the string that identifies the UPnP ConnectionManager service.
MFNETSOURCE_HOSTEXE	The value of the "c-hostexe" field that the network source uses for logging.
MFNETSOURCE_HOSTVERSION	The value of the "c-hostexever" field that the network source uses for logging.
MFNETSOURCE_LOGPARAMS	Array of strings with the parameters to send to the log server.
MFNETSOURCE_LOGURL	List of URLs to which the network source will send logging information.
MFNETSOURCE_MAXBUFFERTIMEMS	Maximum amount of data the network source buffers, in milliseconds.
MFNETSOURCE_MAXUDPACCELERATEDSTREAMINGDURATION	Maximum duration of accelerated streaming, in milliseconds, when the network source uses UDP transport.
MFNETSOURCE_PEERMANAGER	Specifies a friendly name for the identification of the client.
MFNETSOURCE_PLAYERID	The value of the "c-playerid" field that the network source uses for logging.
MFNETSOURCE_PLAYERUSERAGENT	The value of the second portion of the "cs(User-Agent)" field that the network source uses for logging.
MFNETSOURCE_PLAYERVERSION	The value of the "c-playerversion" field that the network source uses for logging.
MFNETSOURCE_PPBANDWIDTH	Specifies the packet-pair bandwidth and run-time bandwidth detected by the network source.
MFNETSOURCE_PREVIEWMODEENABLED	Enables or disables preview mode, which enables the application to overwrite the initial buffering logic.
MFNETSOURCE_PROTOCOL	Specifies the control protocol used by the network source.
MFNETSOURCE_PROXYBYPASSFORLOCAL	Specifies whether the proxy locator should use a proxy server for local addresses.
MFNETSOURCE_PROXYEXCEPTIONLIST	Specifies a semicolon-delimited list of media servers that can accept connections from client applications without using a proxy server.
MFNETSOURCE_PROXYHOSTNAME	Specifies the host name of the proxy server.
MFNETSOURCE_PROXYINFO	Stores the host name and the port of the proxy server used by the network source.
MFNETSOURCE_PROXYLOCATORFACTORY	Contains a pointer to the IMFNetProxyLocatorFactory interface.
MFNETSOURCE_PROXYPORT	Specifies the port number of the proxy server.
MFNETSOURCE_PROXYRERUNAUTODETECTION	Specifies whether the default proxy locator should force proxy auto-detection.
MFNETSOURCE_PROXYSETTINGS	Specifies the configuration setting for the default proxy locator.
MFNETSOURCE_RESENDSENABLED	Specifies whether the network source sends UDP resend requests in response to lost packets.
MFNETSOURCE_RESOURCE_FILTER	Contains a pointer to the IMFNetResourceFilter callback interface for the Microsoft Media Foundation HTTP byte stream.
MFNETSOURCE_SSLCERTIFICATE_MANAGER	Stores the IUnknown pointer of the class that implements the IMFSSLCertificateManager interface.
MFNETSOURCE_STATISTICS	Contains network statistics for the network source.
MFNETSOURCE_STREAM_LANGUAGE	Stores the string sent in the Accept-Language header.
MFNETSOURCE_THINNINGENABLED	Specifies whether stream switching is enabled on the network source.
MFNETSOURCE_TRANSPORT	Specifies the transport protocol used by the network source.
MFNETSOURCE_UDP_PORT_RANGE	The range of valid UDP ports that the network source can use to receive streaming content.
MFP_PKEY_StreamIndex	Contains the zero-based index of a media stream for an MFPlay event.
MFP_PKEY_StreamRenderingResults	Specifies which streams were connected successfully to a media sink.
MFPKEY_ASFMEDIASINK_AUTOADJUST_BITRATE	Specifies whether the ASF media sink automatically adjusts the bit rate.
MFPKEY_ASFMEDIASINK_BASE_SENDTIME	Base send time for the ASF media sink, in milliseconds.
MFPKEY_ASFMEDIASINK_DRMACTION	Specifies how the ASF media sink should apply Windows Media DRM.
MFPKEY_ASFMediaSource_ApproxSeek	Specifies whether the ASF media source uses approximate seeking.
MFPKEY_ASFMediaSource_IterativeSeek_Max_Count	Sets the maximum number of search iterations the ASF media source will use when it performs iterative seeking.
MFPKEY_ASFMediaSource_IterativeSeek_Tolerance_In_MilliSecond	Sets the tolerance, in milliseconds, that is used when the ASF media source performs iterative seeking.
MFPKEY_ASFMediaSource_IterativeSeekIfNoIndex	Configures the ASF media source to use iterative seeking if the source file has no index.
MFPKEY_ASFOVERHEADPERFRAME	Specifies the overhead, in bytes per packet, required for the container used to store the compressed content.
MFPKEY_ASFSTREAMSINK_CORRECTED_LEAKYBUCKET	Specifies the "leaky bucket" parameters for a stream on an ASF media sink.
MFPKEY_AVDecVideoSWPowerLevel	Specifies the power level for the decoder.
MFPKEY_AVGCONSTRAINED	Specifies whether the encoder uses average-controllable VBR encoding.
MFPKEY_AVGFRAMERATE	Specifies the average frame rate of video content, in frames per second.
MFPKEY_BAVG	Specifies the buffer window, in milliseconds, of a constrained variable-bit-rate (VBR) stream at its average bit rate (specified by MFPKEY_RAVG).
MFPKEY_BDELTAQP	Specifies the delta increase between the picture quantizer of the anchor frame and the picture quantizer of the B-frame.
MFPKEY_BMAX	Specifies the buffer window, in milliseconds, of a constrained variable-bit-rate (VBR) stream at its peak bit rate (specified by MFPKEY_RMAX).
MFPKEY_BUFFERFULLNESSINFIRSTBYTE	Specifies whether the encoded video bit stream contains a buffer fullness value with every key frame.
MFPKEY_CATEGORY	Contains the category GUID for a Media Foundation transform (MFT).
MFPKEY_CHECKDATACONSISTENCY2P	Specifies whether the encoder should check for data consistency across passes when performing two-pass VBR encoding. Read-write.
MFPKEY_CLOSEDENTRYPOINT	Specifies the encoding pattern for the encoder to use at the beginning of a group of pictures.
MFPKEY_CLSID	Contains the CLSID for a Media Foundation transform (MFT).
MFPKEY_CODEDFRAMES	Specifies the number of video frames encoded by the codec.
MFPKEY_CODEDNONZEROFRAMES	Specifies the number of video frames encoded by the codec that actually contain data.
MFPKEY_COLOR_BRIGHTNESS	Adjusts the brightness.
MFPKEY_COLOR_CONTRAST	Adjusts the contrast.
MFPKEY_COLOR_HUE	Adjusts the hue.
MFPKEY_COLOR_SATURATION	Adjusts the saturation.
MFPKEY_COLORCONV_DSTLEFT	Specifies the left edge of the destination rectangle, in pixels.
MFPKEY_COLORCONV_DSTTOP	Specifies the top edge of the destination rectangle, in pixels.
MFPKEY_COLORCONV_HEIGHT	Specifies the height of the source and destination rectangles, in pixels.
MFPKEY_COLORCONV_MODE	Specifies whether the input stream is interlaced.
MFPKEY_COLORCONV_SRCLEFT	Specifies the left edge of the source rectangle, in pixels.
MFPKEY_COLORCONV_SRCTOP	Specifies the top edge of the source rectangle, in pixels.
MFPKEY_COLORCONV_WIDTH	Specifies the width of the source and destination rectangles, in pixels.
MFPKEY_COMPLEXITY	Specifies the encoder algorithm complexity.
MFPKEY_COMPLEXITYEX	Specifies the encoder algorithm complexity.
MFPKEY_COMPRESSIONOPTIMIZATIONTYPE	Specifies the optimal visual quality settings to use for the Windows Media Video 9 Advanced Profile encoder.
MFPKEY_CONSTRAIN_ENUMERATED_VBRQUALITY	Specifies whether modes enumerated by the encoder are limited to those that meet a quality requirement given by MFPKEY_DESIRED_VBRQUALITY.
MFPKEY_CONSTRAINDECLATENCY	Specifies whether the encoder is constrained by a maximum decoder latency requirement.
MFPKEY_CONSTRAINENCCOMPLEXITY	Specifies whether the complexity of the audio encoding algorithm is constrained.
MFPKEY_CONSTRAINENCLATENCY	Specifies whether the encoder is constrained by a maximum latency requirement.
MFPKEY_Content_DLNA_Profile_ID	Contains the Digital Living Network Alliance (DLNA) profile identifier for a media source.
MFPKEY_CONV_INPUTFRAMERATE	Specifies the input frame rate as a ratio.
MFPKEY_CONV_OUTPUTFRAMERATE	Specifies the output frame rate as a ratio.
MFPKEY_CRISP	Specifies a numeric representation of the tradeoff between motion smoothness and image quality of codec output.
MFPKEY_DATARATE	This property is obsolete and should not be set.
MFPKEY_DECODER_DEINTERLACING	Specifies whether the decoder decodes interlaced video frames from the compressed stream as progressive frames.
MFPKEY_Decoder_MaxNumPCMSamplesWithPaddedSilence	Specifies the maximum number of additional PCM samples that might be returned at the end of after decoding a file.
MFPKEY_DECODERCOMPLEXITYPROFILE	Specifies the complexity profile of the encoded content.
MFPKEY_DECODERCOMPLEXITYREQUESTED	Specifies the device conformance template that you want to use for video encoding.
MFPKEY_DELTAMVRANGEINDEX	Specifies the method used to encode the motion vector information.
MFPKEY_DENOISEOPTION	Specifies whether the codec will use the noise filter when encoding.
MFPKEY_DESIRED_VBRQUALITY	Specifies the desired quality level for quality based (1-pass) variable-bit-rate (VBR) encoding of audio streams.
MFPKEY_DROPPEDFRAMES	Specifies the number of video frames dropped during encoding.
MFPKEY_DXVA_ENABLED	Specifies whether the decoder will use DirectX video acceleration hardware, if available.
MFPKEY_DYN_ALLOW_NOISESUB	Specifies whether the encoder uses noise substitution.
MFPKEY_DYN_ALLOW_PCMRANGELIMITING	Specifies whether the encoder uses PCM range limiting.
MFPKEY_DYN_BANDTRUNC_BWCEIL	Specifies the maximum coded bandwidth allowed by band truncation in the encoder.
MFPKEY_DYN_BANDTRUNC_BWFLOOR	Specifies the minimum coded bandwidth allowed by band truncation in the encoder.
MFPKEY_DYN_BANDTRUNC_QCEIL	Specifies the quality at which minimum coded bandwidth is allowed.
MFPKEY_DYN_BANDTRUNC_QFLOOR	Specifies the quality at which maximum coded bandwidth is allowed.
MFPKEY_DYN_BANDTRUNCATION	Specifies whether the encoder performs band truncation.
MFPKEY_DYN_SIMPLEMASK	Specifies whether the encoder uses the style of mask computation performed by version 7 of the Windows Media Audio Encoder.
MFPKEY_DYN_STEREO_PREPROC	Specifies whether the encoder performs stereo image processing.
MFPKEY_DYN_VBR_BAVG	Specifies the buffer window, in milliseconds, for an encoder that is configured to use average-controllable VBR encoding.
MFPKEY_DYN_VBR_RAVG	Specifies the average bit rate, in bits per second, for an encoder that is configured to use average-controllable VBR encoding.
MFPKEY_ENCCOMPLEXITY	Specifies the complexity of the encoding algorithm.
MFPKEY_ENDOFPASS	Specifies the end of an encoding pass.
MFPKEY_ENHANCED_WMA	Specifies whether the core encoder uses the "Plus" feature.
MFPKEY_EXATTRIBUTE_SUPPORTED	Specifies whether a Media Foundation transform (MFT) copies attributes from input samples to output samples.
MFPKEY_FI_ENABLED	Specifies whether the decoder should use frame interpolation.
MFPKEY_FI_SUPPORTED	Specifies whether the decoder supports frame interpolation.
MFPKEY_FORCEFRAMEHEIGHT	Specifies an intermediate frame height for encoded video.
MFPKEY_FORCEFRAMEWIDTH	Specifies an intermediate frame width for encoded video.
MFPKEY_FORCEMEDIANSETTING	Specifies whether the codec should use median filtering during encoding.
MFPKEY_FOURCC	Specifies the FOURCC that identifies the encoder you want to use.
MFPKEY_FRAMECOUNT	This property is obsolete and should not be set.
MFPKEY_FULLFRAMERATE	Specifies whether the endoder is allowed to drop frames.
MFPKEY_HTTP_ByteStream_Enable_Urlmon	Enables the Media Foundation HTTP byte stream to use URL monikers (also called Urlmon).
MFPKEY_HTTP_ByteStream_Urlmon_Bind_Flags	Sets the moniker binding flags for the Media Foundation HTTP byte stream.
MFPKEY_HTTP_ByteStream_Urlmon_Security_Id	Sets the root security identifier for the Media Foundation HTTP byte stream.
MFPKEY_HTTP_ByteStream_Urlmon_Window	Sets a window for the Media Foundation HTTP byte stream.
MFPKEY_INTERLACEDCODINGENABLED	Specifies whether interlaced video encoding will be used.
MFPKEY_KEYDIST	Specifies the maximum time, in milliseconds, between key frames in the codec output.
MFPKEY_LIVEENCODE	This property is obsolete and should not be set.
MFPKEY_LOOKAHEAD	Specifies the number of frames after the current frame that the codec will evaluate before encoding the current frame.
MFPKEY_LOOPFILTER	Specifies whether the codec should use the in-loop deblocking filter during encoding.
MFPKEY_MACROBLOCKMODECOSTMETHOD	Specifies the cost method used by the codec to determine which macroblock mode to use.
MFPKEY_MAXDECLATENCYMS	Specifies the maximum latency for the decoder, in milliseconds.
MFPKEY_MAXENCLATENCYMS	Specifies the maximum latency for the encoder, in milliseconds.
MFPKEY_MediaProtectionContainerGuid	Specifies the GUID that identifies the Digital Rights Management (DRM) protection system in the container.
MFPKEY_MediaProtectionSystemContext	Specifies a BLOB that contains the context to use when initializing a media protection system's trusted input module.
MFPKEY_MediaProtectionSystemContextsPerTrack	Set to an IPropertySet that defines a mapping from track type to a IRandomAccessStream that contains the DRM context.
MFPKEY_MediaProtectionSystemId	Specifies the media protection system to use for the content.
MFPKEY_MediaProtectionSystemIdMapping	Specifies a IPropertySet that defines the mapping from a property system id to a property system activation id.
MFPKEY_MediaSource_DisableReadAhead	Enables or disables read-ahead in a media source.
MFPKEY_MOST_RECENTLY_ENUMERATED_VBRQUALITY	Specifies the VBR quality level of the most recently enumerated output type.
MFPKEY_MOTIONMATCHMETHOD	Specifies the method to use for motion matching.
MFPKEY_MOTIONSEARCHLEVEL	Specifies how color information is used in motion search operations.
MFPKEY_MOTIONSEARCHRANGE	Specifies the range used in motion searches.
MFPKEY_NOISEEDGEREMOVAL	Specifies whether the codec should attempt to detect noisy frame edges and remove them.
MFPKEY_NUMBFRAMES	Specifies the number of bidirectional predictive frames (B-frames).
MFPKEY_NUMTHREADS	Specifies the number of threads that the encoder will use.
MFPKEY_NUMTHREADSDEC	Specifies the number of threads that the decoder will use.
MFPKEY_PASSESRECOMMENDED	Specifies the maximum number of passes supported by the encoder.
MFPKEY_PASSESUSED	Specifies the number of passes that the encoder will use to encode the content.
MFPKEY_PEAKCONSTRAINED	Specifies whether the encoder is constrained by a peak bit rate.
MFPKEY_PERCEPTUALOPTLEVEL	Specifies whether the codec should use conservative perceptual optimization when encoding.
MFPKEY_PIXELASPECTRATIO	Specifies the pixel aspect ratio of the output media type.
MFPKEY_PMP_Creation_Callback	Sets a callback that creates the PMP Media Session during source resolution.
MFPKEY_POSTPROCESSMODE	Specifies the post processing mode for the decoder.
MFPKEY_PREFERRED_FRAMESIZE	Specifies the preferred number of samples per frame.
MFPKEY_PRODUCEDUMMYFRAMES	Specifies whether the encoder produces dummy frame entries in the bit stream for duplicate frames.
MFPKEY_QPPERFRAME	Specifies QP. Possible values are 1.0 through 31.0.
MFPKEY_RANGEREDUX	Specifies the degree to which the codec should reduce the effective color range of the video.
MFPKEY_RAVG	Specifies the average bit rate, in bits per second, used for 2-pass, variable-bit-rate (VBR) encoding.
MFPKEY_RDSUBPIXELSEARCH	Specifies whether the encoder uses RD-based sub-pixel MV search.
MFPKEY_REENCDURATION	For segment re-encoding, specifies the duration of the segment to be re-encoded.
MFPKEY_REENCENDBUFFERSIZE	For segment re-encoding, specifies the buffer size.
MFPKEY_REENCQPREF	For segment re-encoding, specifies the quantizer of the frame prior to the starting segment.
MFPKEY_REENCSTARTBUFFERSIZE	For segment re-encoding, specifies the starting buffer fullness.
MFPKEY_REQUESTING_A_FRAMESIZE	Specifies whether the encoder should use a preferred frame size given in number of samples per frame.
MFPKEY_RESIZE_DST_HEIGHT	Specifies the height of the destination rectangle, in pixels.
MFPKEY_RESIZE_DST_LEFT	Specifies the left edge of the destination rectangle, in pixels.
MFPKEY_RESIZE_DST_TOP	Specifies the top edge of the destination rectangle, in pixels.
MFPKEY_RESIZE_DST_WIDTH	Specifies the width of the destination rectangle, in pixels.
MFPKEY_RESIZE_GEOMAPHEIGHT	Specifies the height of the geometric aperture, in pixels.
MFPKEY_RESIZE_GEOMAPWIDTH	Specifies the width of the geometric aperture, in pixels.
MFPKEY_RESIZE_GEOMAPX	Specifies the x-coordinate of the upper-left corner of the geometric aperture.
MFPKEY_RESIZE_GEOMAPY	Specifies the y-coordinate of the upper-left corner of the geometric aperture.
MFPKEY_RESIZE_INTERLACE	Specifies whether the input stream is interlaced.
MFPKEY_RESIZE_MINAPHEIGHT	Specifies the height of the minimum display aperture, in pixels.
MFPKEY_RESIZE_MINAPWIDTH	Specifies the width of the minimum display aperture, in pixels.
MFPKEY_RESIZE_MINAPX	Specifies the x-coordinate of the upper-left corner of the minimum display aperture.
MFPKEY_RESIZE_MINAPY	Specifies the y-coordinate of the upper-left corner of the minimum display aperture.
MFPKEY_RESIZE_PANSCANAPHEIGHT	Specifies the height of the pan/scan region, in pixels.
MFPKEY_RESIZE_PANSCANAPWIDTH	Specifies the width of the pan/scan region, in pixels.
MFPKEY_RESIZE_PANSCANAPX	Specifies the x-coordinate of the upper-left corner of the pan/scan region.
MFPKEY_RESIZE_PANSCANAPY	Specifies the y-coordinate of the upper-left corner of the pan/scan region.
MFPKEY_RESIZE_QUALITY	Specifies whether to use an algorithm that produces higher-quality video, or a faster algorithm.
MFPKEY_RESIZE_SRC_HEIGHT	Specifies the height of the source rectangle, in pixels.
MFPKEY_RESIZE_SRC_LEFT	Specifies the left edge of the source rectangle, in pixels.
MFPKEY_RESIZE_SRC_TOP	Specifies the top edge of the source rectangle, in pixels.
MFPKEY_RESIZE_SRC_WIDTH	Specifies the width of the source rectangle, in pixels.
MFPKEY_RMAX	Specifies the peak bit rate, in bits per second, used for constrained 2-pass variable-bit-rate (VBR) playback.
MFPKEY_SBESourceMode	Sets the stream configuration for the WTV media source.
MFPKEY_SourceOpenMonitor	Contains a pointer to the application's IMFSourceOpenMonitor interface.
MFPKEY_STAT_BAVG	Specifies the average buffer window, in milliseconds, of an encoded stream.
MFPKEY_STAT_BMAX	Specifies the maximum buffer window, in milliseconds, of an encoded stream.
MFPKEY_STAT_RAVG	Specifies the average bit rate, in bits per second, of an encoded stream.
MFPKEY_STAT_RMAX	Specifies the maximum bit rate, in bits per second, of an encoded stream.
MFPKEY_TOTALFRAMES	Specifies the total number of video frames passed to the encoder during the encoding process.
MFPKEY_VBRENABLED	Specifies whether the encoder uses variable-bit-rate (VBR) encoding.
MFPKEY_VBRQUALITY	Specifies the actual quality level for quality based (1-pass) variable-bit-rate (VBR) encoding.
MFPKEY_VIDEOSCALING	Specifies whether the codec will use video scaling optimization.
MFPKEY_VIDEOWINDOW	Specifies the amount of content, in milliseconds, that can fit into the model buffer.
MFPKEY_VOLHEADERFORREENCODE	For segment re-encoding, specifies the codec private data of the file that is being re-encoded.
MFPKEY_VTYPE	Specifies the logic that the codec will use to detect interlaced source video.
MFPKEY_WMA_ELEMENTARY_STREAM	Not supported.
MFPKEY_WMAAECMA_DEVICE_INDEXES	Specifies which audio devices the Voice Capture DSP uses for capturing and rendering audio.
MFPKEY_WMAAECMA_DEVICEPAIR_GUID	Identifies the combination of audio devices that the application is currently using with the Voice Capture DSP.
MFPKEY_WMAAECMA_DMO_SOURCE_MODE	Specifies whether the Voice Capture DSP uses source mode or filter mode.
MFPKEY_WMAAECMA_FEATR_AES	Specifies how many times the Voice Capture DSP performs acoustic echo suppression (AES) on the residual signal.
MFPKEY_WMAAECMA_FEATR_AGC	Specifies whether the Voice Capture DSP performs automatic gain control.
MFPKEY_WMAAECMA_FEATR_CENTER_CLIP	Specifies whether the Voice Capture DSP performs center clipping.
MFPKEY_WMAAECMA_FEATR_ECHO_LENGTH	Specifies the duration of echo that the acoustic echo cancellation (AEC) algorithm can handle, in milliseconds.
MFPKEY_WMAAECMA_FEATR_FRAME_SIZE	Specifies the audio frame size used by the Voice Capture DSP.
MFPKEY_WMAAECMA_FEATR_MICARR_BEAM	Specifies which beam the Voice Capture DSP uses for microphone array processing.
MFPKEY_WMAAECMA_FEATR_MICARR_MODE	Specifies how the Voice Capture DSP performs microphone array processing.
MFPKEY_WMAAECMA_FEATR_MICARR_PREPROC	Specifies whether the Voice Capture DSP performs microphone array preprocessing.
MFPKEY_WMAAECMA_FEATR_NOISE_FILL	Specifies whether the Voice Capture DSP performs noise filling.
MFPKEY_WMAAECMA_FEATR_NS	Specifies whether the Voice Capture DSP performs noise suppression.
MFPKEY_WMAAECMA_FEATR_VAD	Specifies the type of voice activity detection that the Voice Capture DSP performs.
MFPKEY_WMAAECMA_FEATURE_MODE	Enables the application to override the default settings on various properties of the Voice Capture DSP.
MFPKEY_WMAAECMA_MIC_GAIN_BOUNDER	Specifies whether the Voice Capture DSP applies microphone gain bounding.
MFPKEY_WMAAECMA_MICARRAY_DESCPTR	Specifies the microphone array geometry for the Voice Capture DSP.
MFPKEY_WMAAECMA_QUALITY_METRICS	Retrieves quality metrics on acoustic echo cancellation (AEC) from the Voice Capture DSP.
MFPKEY_WMAAECMA_RETRIEVE_TS_STATS	Specifies whether the Voice Capture DSP stores time stamp statistics in the registry.
MFPKEY_WMAAECMA_SYSTEM_MODE	Sets the processing mode for the Voice Capture DSP.
MFPKEY_WMADEC_DRCMODE	Specifies the dynamic range control mode that the audio decoder will use.
MFPKEY_WMADEC_FOLDDOWN_MATRIX	Specifies the author-supplied fold-down coefficients for decoding multichannel audio for fewer channels than the encoded stream contains.
MFPKEY_WMADEC_HIRESOUTPUT	Specifies whether the audio decoder should deliver high-resolution output.
MFPKEY_WMADEC_LTRTOUTPUT	Specifies whether the decoder should perform Lt-Rt fold down.
MFPKEY_WMADEC_SPKRCFG	Specifies the speaker configuration on the client computer.
MFPKEY_WMADRC_AVGREF	Specifies the average volume level of audio content.
MFPKEY_WMADRC_AVGTARGET	Specifies the desired average volume level of output audio content.
MFPKEY_WMADRC_PEAKREF	Specifies the highest volume level occurring in audio content.
MFPKEY_WMADRC_PEAKTARGET	Specifies the desired maximum volume level of output audio content.
MFPKEY_WMAENC_AVGBYTESPERSEC	Specifies the average bytes per second in a quality-based variable-bit-rate (VBR) audio stream.
MFPKEY_WMAENC_BUFFERLESSCBR	Specifies whether the encoder should produce 1 WMA packet per frame.
MFPKEY_WMAENC_GENERATE_DRC_PARAMS	Specifies whether the encoder should generate dynamic range control parameters.
MFPKEY_WMAENC_ORIGWAVEFORMAT	Specifies the WAVEFORMATEX structure describing the input audio content.
MFPKEY_WMAENC_RTSPDIF	Specifies whether the encoder should enable real-time S/PDIF encoding.
MFPKEY_WMAVOICE_ENC_BufferWindow	Specifies the buffer window, in milliseconds, to be used for the voice codec.
MFPKEY_WMAVOICE_ENC_DecoderDelay	Specifies encoder latency in packet units.
MFPKEY_WMAVOICE_ENC_EDL	Specifies the portions of content to be encoded as music by the voice codec.
MFPKEY_WMAVOICE_ENC_MusicSpeechClassMode	Specifies the mode of the voice codec.
MFPKEY_WMRESAMP_CHANNELMTX	Specifies the channel matrix, which is used to convert the source channels into the destination channels (for example, to convert 5.1 to stereo).
MFPKEY_WMRESAMP_FILTERQUALITY	Specifies the quality of the output.
MFPKEY_WMRESAMP_LOWPASS_BANDWIDTH	Specifies the low-pass filter bandwidth, as a percentage of the destination sample rate.
MFPKEY_ZEROBYTEFRAMES	Specifies the number of video frames that are skipped because they were duplicates of previous frames.

 

Related topics

Media Foundation Programming Reference

Attributes and Properties