DirectShow Structures

Microsoft DirectShow 9.0

DirectShow Structures

This section describes the Microsoft® DirectShow® structures.

Structure	Description
ALLOCATOR_PROPERTIES	Contains the allocator's count, size, alignment, and prefix properties.
AMCOPPCommand	Contains a COPP command.
AMCOPPSignature	Contains the signature to initiate a Certified Output Protection Protocol (COPP) session.
AMCOPPStatusInput	Contains a COPP status request.
AMCOPPStatusOutput	Contains the result of a COPP status request.
AM_MEDIA_TYPE	Describes a media type.
AM_MPEGSTREAMTYPE	Defines the subtype of an MPEG1 elementary stream.
AM_MPEGSYSTEMTYPE	Defines the format block contents for data of type MEDIATYPE_MPEG1System when the format block GUID is FORMAT_MPEG_1System.
AM_SAMPLE2_PROPERTIES	Describes the properties of a generic media sample.
AM_STREAM_INFO	Contains start and stop information given to a pin.
AM_WMT_EVENT_DATA	Contains information pertaining to a WMT_STATUS event and the associated status code returned by the Windows Media Format SDK.
AM_WST_PAGE	Describes a page of WST text.
AMOVIESETUP_FILTER	Contains filter information for registering a filter.
AMOVIESETUP_MEDIATYPE	Contains media type information for registering a filter.
AMOVIESETUP_PIN	Contains pin information for registering a filter.
AMVABeginFrameInfo	Specifies information needed to begin processing the frame.
AMVABUFFERINFO	Describes buffer information.
AMVACompBufferInfo	Describes the allocated surfaces and compressed buffer information.
AMVAEndFrameInfo	Specifies information to finish processing the frame.
AMVAInternalMemInfo	Specifies the amount of scratch memory the hardware abstraction layer (HAL) will allocate for its private use.
AMVAUncompBufferInfo	Describes the surfaces to be allocated.
AMVAUncompDataInfo	Specifies the pixel format and dimensional characteristics of the data input stream.
AMVPDATAINFO	Specifies the data-specific characteristics of the VP input stream.
AMVPDIMINFO	Specifies the dimensional characteristics of the VP input stream.
AMVPSIZE	Specifies the width and height for a VP image.
ANALOGVIDEOINFO	Maintains information about the format of the analog video signal.
AUDIO_STREAM_CONFIG_CAPS	Contains information about all possible audio formats supported.
AVIMAINHEADER	Defines global information in an AVI file.
AVIOLDINDEX	Describes an AVI 1.0 index ('idx1' format).
AVIPALCHANGE	Defines a palette change in an AVI file.
AVISTREAMHEADER	Contains information about one stream in an AVI file.
BITMAPINFOHEADER	Contains information about the dimensions and color format of a device-independent bitmap (DIB).
CodecAPIEventData	Describes the event data that an encoder forwards along with an EC_CODECAPI_EVENT event.
COLORKEY	Communicates color key information between the renderer and another filter.
DVINFO	Describes the format of a digital video (DV) stream.
FILTER_INFO	Contains information about a filter.
KSMULTIPLE_ITEM	Describes the size and count of variable-length properties on kernel-mode pins.
KSTOPOLOGY_CONNECTION	Describes a node connection within a kernel streaming (KS) filter.
MPEG1VIDEOINFO	Defines the format of MPEG-1 video data.
MPEG1WAVEFORMAT	Defines the format of MPEG-1 audio data.
MPEG2_TRANSPORT_STRIDE	Describes the format of MPEG-2 transport stream (TS) packets.
MPEG2VIDEOINFO	Contains additional MPEG-2 video system information.
MPEGLAYER3WAVEFORMAT	Describes an MPEG Audio Layer-3 (MP3) audio format.
PERFINFO_DSHOW_AUDIOBREAK	Data for a trace event of type GUID_AUDIOBREAK.
PERFINFO_DSHOW_AVREND	Data for a trace event of type GUID_VIDEOREND.
PERFINFO_DSHOW_STREAMTRACE	Data for a trace event of type GUID_STREAMTRACE.
PID_MAP	Identifies the contents of an MPEG-2 transport stream packet ID.
PIN_INFO	Contains information about a pin.
Quality	Defines a quality-control message.
REGFILTER2	Describes a filter for registration through the IFilterMapper2 interface.
REGFILTERPINS	Contains pin information for registering a filter.
REGFILTERPINS2	Contains information for registering a filter through the IFilterMapper2 interface.
REGPINMEDIUM	Describes a pin medium for registration through the IFilterMapper2 interface.
REGPINTYPES	Contains media type information for registering a filter.
STREAM_ID_MAP	Contains information about an elementary stream within an MPEG-2 program stream.
TIMECODE	Contains basic timecode frame count information.
TIMECODE_SAMPLE	Contains complete timecode information.
TRUECOLORINFO	Maintains color information.
VIDEO_STREAM_CONFIG_CAPS	Contains information about possible connections.
VIDEOINFO	Contains information that specifies a video image and its color palette and bitmasks.
VIDEOINFOHEADER	Describes the bitmap and color information for a video image.
VIDEOINFOHEADER2	Describes the bitmap and color information for a video image, including interlace , copy protection, and pixel aspect ratio information.
WAVEFORMATEX	Defines the format of waveform-audio data.
WAVEFORMATEXTENSIBLE	Defines the format of waveform-audio data for formats having more than two channels.

The following structures relate to DVD navigation and playback:

Structure	Description
AM_DVD_RENDERSTATUS	Contains codes indicating the status of DVD-Video playback.
DVD_DECODER_CAPS	Contains information about the audio decoder's capabilities.
DVD_HMSF_TIMECODE	Contains timecode information.
DVD_KaraokeAttributes	Contains information about karaoke audio streams on a DVD disc.
DVD_MenuAttributes	Contains information about the menus on a DVD disc.
DVD_MUA_Coeff	Contains information about surround sound mixing coefficients for multichannel audio on DVD.
DVD_MUA_MixingInfo	Contains information about surround sound mixing information on a DVD disc.
DVD_MultichannelAudioAttributes	Contains information about multichannel audio streams on a DVD disc.
DVD_PLAYBACK_LOCATION	Contains the DVD playback location.
DVD_PLAYBACK_LOCATION2	Contains the DVD playback location.
DVD_SubpictureAttributes	Contains information about a subpicture stream on a DVD disc.
DVD_TIMECODE	Contains DVD timecode in hours, minutes, seconds, and frames.
DVD_TitleAttributes	Contains information about a title on a DVD disc.
DVD_VideoAttributes	Contains information about the video stream on a DVD disc.

The following structures are used with the Video Mixing Renderer Filter 7. These structures are available only on Microsoft® Windows® XP.

Structure	Description
DDCOLORKEY	Describes a color key as a range of values.
NORMALIZEDRECT	Specifies the location of a video rectangle in composition space.
VMRALLOCATIONINFO	Used to allocate a new bitmap surface by the AllocateSurface method.
VMRALPHABITMAP	Provides a static alpha-blended bitmap to be displayed on the composited video frame supplied by the GetAlphaBitmapParameters method on the IVMRMixerBitmap interface.
VMRGUID	Used to identify a monitor on the system.
VMRMONITORINFO	Used to set and retrieve information about monitors on the system.
VMRPRESENTATIONINFO	Used to present video frame information.
VMRVIDEOSTREAMINFO	Contains video stream information that is used in the Video Mixing Renderer filter call to the IVMRImageCompositor::CompositeImage method.

The following structures are used with the Video Mixing Renderer Filter 9.

Structure	Description
DDCOLORKEY	Describes a color key as a range of values.
VMR9AllocationInfo	Used to allocate a new bitmap surface by the AllocateSurface method.
VMR9AlphaBitmap	Provides a static alpha-blended bitmap to be displayed on the composited video frame supplied by the GetAlphaBitmapParameters method on the IVMRMixerBitmap9 interface.
VMR9DeinterlaceCaps	Describes the capabilities of a deinterlacing mode.
VMR9Frequency	Describes the frequency of a video stream.
VMR9MonitorInfo	Used to set and retrieve information about monitors on the system.
VMR9NormalizedRect	Used to specify or retrieve the location of a video rectangle in composition space.
VMR9PresentationInfo	Used to present video frame information.
VMR9ProcAmpControl	Specifies the image adjustments to be performed on a video stream.
VMR9ProcAmpControlRange	Specifies the valid range for an image adjustment property.
VMR9VideoDesc	Sescribes a video stream to be deinterlaced.
VMR9VideoStreamInfo	Contains video stream information that is used by the VMR-9.