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windows-nt/Source/XPSP1/NT/public/sdk/inc/vmrender.idl

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2020-09-26 03:20:57 -05:00
///////////////////////////////////////////////////////////////////////////////
//
// Public Interfaces for the Video Mixing Renderer DShow filter
//
// Copyright (c) 1999 - 2002, Microsoft Corporation. All rights reserved.
///////////////////////////////////////////////////////////////////////////////
cpp_quote("#if 0")
// This is temporary work around to persuade
// MIDL to allow forward declarations.
typedef DWORD* LPDIRECTDRAW7;
typedef DWORD* LPDIRECTDRAWSURFACE7;
typedef DWORD* LPDDPIXELFORMAT;
typedef DWORD* LPBITMAPINFOHEADER;
typedef struct {DWORD dw1; DWORD dw2;} DDCOLORKEY;
typedef DDCOLORKEY* LPDDCOLORKEY;
cpp_quote ("#endif")
cpp_quote("#include <ddraw.h>")
// public interfaces supported by the VMR
interface IVMRSurface;
interface IVMRSurfaceAllocator;
interface IVMRSurfaceAllocatorNotify;
interface IVMRImagePresenter;
interface IVMRImagePresenterConfig;
interface IVMRWindowlessControl;
interface IVMRMixerControl;
interface IVMRMixerBitmap;
interface IVMRFilterConfig;
interface IVMRAspectRatioControl;
interface IVMRDeinterlaceControl;
interface IVMRMonitorConfig;
interface IVMRImageCompositor;
interface IVMRVideoStreamControl;
///////////////////////////////////////////////////////////////////////////////
//
// Allocator Presenter interfaces
//
///////////////////////////////////////////////////////////////////////////////
//=====================================================================
//
// IVMRImagePresenter
//
//=====================================================================
typedef enum {
VMRSample_SyncPoint = 0x00000001,
VMRSample_Preroll = 0x00000002,
VMRSample_Discontinuity = 0x00000004,
VMRSample_TimeValid = 0x00000008,
} VMRPresentationFlags;
typedef struct tagVMRPRESENTATIONINFO {
DWORD dwFlags;
LPDIRECTDRAWSURFACE7 lpSurf;
REFERENCE_TIME rtStart;
REFERENCE_TIME rtEnd;
SIZE szAspectRatio;
RECT rcSrc;
RECT rcDst;
DWORD dwTypeSpecificFlags;
DWORD dwInterlaceFlags;
} VMRPRESENTATIONINFO;
[
local,
object,
local,
uuid(CE704FE7-E71E-41fb-BAA2-C4403E1182F5),
helpstring("IVMRImagePresenter Interface"),
pointer_default(unique)
]
interface IVMRImagePresenter : IUnknown
{
HRESULT StartPresenting(
[in] DWORD_PTR dwUserID
);
HRESULT StopPresenting(
[in] DWORD_PTR dwUserID
);
HRESULT PresentImage(
[in] DWORD_PTR dwUserID,
[in] VMRPRESENTATIONINFO* lpPresInfo
);
};
//=====================================================================
//
// IVMRSurfaceAllocator
//
//=====================================================================
typedef enum {
AMAP_PIXELFORMAT_VALID = 0x01,
AMAP_3D_TARGET = 0x02,
AMAP_ALLOW_SYSMEM = 0x04,
AMAP_FORCE_SYSMEM = 0x08,
AMAP_DIRECTED_FLIP = 0x10,
AMAP_DXVA_TARGET = 0x20
} VMRSurfaceAllocationFlags;
typedef struct tagVMRALLOCATIONINFO {
DWORD dwFlags;
LPBITMAPINFOHEADER lpHdr;
LPDDPIXELFORMAT lpPixFmt;
SIZE szAspectRatio;
DWORD dwMinBuffers;
DWORD dwMaxBuffers;
DWORD dwInterlaceFlags;
SIZE szNativeSize;
} VMRALLOCATIONINFO;
[
local,
object,
local,
uuid(31ce832e-4484-458b-8cca-f4d7e3db0b52),
helpstring("IVMRSurfaceAllocator Interface"),
pointer_default(unique)
]
interface IVMRSurfaceAllocator : IUnknown
{
HRESULT AllocateSurface(
[in] DWORD_PTR dwUserID,
[in] VMRALLOCATIONINFO* lpAllocInfo,
[in] [out] DWORD* lpdwActualBuffers,
[out] LPDIRECTDRAWSURFACE7 *lplpSurface
);
HRESULT FreeSurface(
[in] DWORD_PTR dwID
);
HRESULT PrepareSurface(
[in] DWORD_PTR dwUserID,
[in] LPDIRECTDRAWSURFACE7 lpSurface,
[in] DWORD dwSurfaceFlags
);
HRESULT AdviseNotify(
[in] IVMRSurfaceAllocatorNotify* lpIVMRSurfAllocNotify
);
};
//=====================================================================
//
// IVMRSurfaceAllocatorNotify
//
//=====================================================================
[
local,
object,
local,
uuid(aada05a8-5a4e-4729-af0b-cea27aed51e2),
helpstring("IVMRSurfaceAllocatorNotify Interface"),
pointer_default(unique)
]
interface IVMRSurfaceAllocatorNotify : IUnknown
{
HRESULT AdviseSurfaceAllocator(
[in] DWORD_PTR dwUserID,
[in] IVMRSurfaceAllocator* lpIVRMSurfaceAllocator
);
HRESULT SetDDrawDevice(
[in] LPDIRECTDRAW7 lpDDrawDevice,
[in] HMONITOR hMonitor
);
HRESULT ChangeDDrawDevice(
[in] LPDIRECTDRAW7 lpDDrawDevice,
[in] HMONITOR hMonitor
);
HRESULT RestoreDDrawSurfaces();
HRESULT NotifyEvent(
[in] LONG EventCode,
[in] LONG_PTR Param1,
[in] LONG_PTR Param2
);
HRESULT SetBorderColor(
[in] COLORREF clrBorder
);
};
///////////////////////////////////////////////////////////////////////////////
//
// Application control and configuration interfaces
//
///////////////////////////////////////////////////////////////////////////////
//=====================================================================
//
// IVMRWindowlessControl
//
//=====================================================================
typedef enum {
VMR_ARMODE_NONE,
VMR_ARMODE_LETTER_BOX
} VMR_ASPECT_RATIO_MODE;
[
local,
object,
local,
uuid(0eb1088c-4dcd-46f0-878f-39dae86a51b7),
helpstring("IVMRWindowlessControl Interface"),
pointer_default(unique)
]
interface IVMRWindowlessControl : IUnknown
{
//
//////////////////////////////////////////////////////////
// Video size and position information
//////////////////////////////////////////////////////////
//
HRESULT GetNativeVideoSize(
[out] LONG* lpWidth,
[out] LONG* lpHeight,
[out] LONG* lpARWidth,
[out] LONG* lpARHeight
);
HRESULT GetMinIdealVideoSize(
[out] LONG* lpWidth,
[out] LONG* lpHeight
);
HRESULT GetMaxIdealVideoSize(
[out] LONG* lpWidth,
[out] LONG* lpHeight
);
HRESULT SetVideoPosition(
[in] const LPRECT lpSRCRect,
[in] const LPRECT lpDSTRect
);
HRESULT GetVideoPosition(
[out] LPRECT lpSRCRect,
[out] LPRECT lpDSTRect
);
HRESULT GetAspectRatioMode(
[out] DWORD* lpAspectRatioMode
);
HRESULT SetAspectRatioMode(
[in] DWORD AspectRatioMode
);
//
//////////////////////////////////////////////////////////
// Display and clipping management
//////////////////////////////////////////////////////////
//
HRESULT SetVideoClippingWindow(
[in] HWND hwnd
);
HRESULT RepaintVideo(
[in] HWND hwnd,
[in] HDC hdc
);
HRESULT DisplayModeChanged();
//
//////////////////////////////////////////////////////////
// GetCurrentImage
//
// Returns the current image being displayed. This images
// is returned in the form of packed Windows DIB.
//
// GetCurrentImage can be called at any time, also
// the caller is responsible for free the returned memory
// by calling CoTaskMemFree.
//
// Excessive use of this function will degrade video
// playback performed.
//////////////////////////////////////////////////////////
//
HRESULT GetCurrentImage(
[out] BYTE** lpDib
);
//
//////////////////////////////////////////////////////////
// Border Color control
//
// The border color is color used to fill any area of the
// the destination rectangle that does not contain video.
// It is typically used in two instances. When the video
// straddles two monitors and when the VMR is trying
// to maintain the aspect ratio of the movies by letter
// boxing the video to fit within the specified destination
// rectangle. See SetAspectRatioMode above.
//////////////////////////////////////////////////////////
//
HRESULT SetBorderColor(
[in] COLORREF Clr
);
HRESULT GetBorderColor(
[out] COLORREF* lpClr
);
//
//////////////////////////////////////////////////////////
// Color key control only meaningful when the VMR is using
// and overlay
//////////////////////////////////////////////////////////
//
HRESULT SetColorKey(
[in] COLORREF Clr
);
HRESULT GetColorKey(
[out] COLORREF* lpClr
);
};
//=====================================================================
//
// IVMRMixerControl
//
//=====================================================================
typedef enum {
MixerPref_NoDecimation = 0x00000001, // No decimation - full size
MixerPref_DecimateOutput = 0x00000002, // decimate output by 2 in x & y
MixerPref_DecimateMask = 0x0000000F,
MixerPref_BiLinearFiltering = 0x00000010, // use bi-linear filtering
MixerPref_PointFiltering = 0x00000020, // use point filtering
MixerPref_FilteringMask = 0x000000F0, // OR of all above flags
MixerPref_RenderTargetRGB = 0x00000100,
MixerPref_RenderTargetYUV420 = 0x00000200,
MixerPref_RenderTargetYUV422 = 0x00000400,
MixerPref_RenderTargetYUV444 = 0x00000800, // AYUV render target.
MixerPref_RenderTargetReserved = 0x0000F000, // 4 bits reserved for future use.
MixerPref_RenderTargetMask = 0x0000FF00, // OR of all above flags
} VMRMixerPrefs;
//
// Normalized relative rectangle
// Coordinate ranges: x=[0...1) y=[0...1)
// Where the output window goes from 0,0 (closed inclusive lower bound)
// to 1,1 (open exclusive upper bound)
//
typedef struct _NORMALIZEDRECT
{
float left;
float top;
float right;
float bottom;
} NORMALIZEDRECT, *PNORMALIZEDRECT;
[
local,
object,
local,
uuid(1c1a17b0-bed0-415d-974b-dc6696131599),
helpstring("IVMRMixerControl Interface"),
pointer_default(unique)
]
interface IVMRMixerControl : IUnknown
{
HRESULT SetAlpha(
[in] DWORD dwStreamID,
[in] float Alpha // Source alpha premultication factor (global alpha for source)
);
HRESULT GetAlpha(
[in] DWORD dwStreamID,
[out] float* pAlpha
);
HRESULT SetZOrder(
[in] DWORD dwStreamID,
[in] DWORD dwZ
);
HRESULT GetZOrder(
[in] DWORD dwStreamID,
[out] DWORD* pZ
);
HRESULT SetOutputRect(
[in] DWORD dwStreamID,
[in] const NORMALIZEDRECT *pRect
);
HRESULT GetOutputRect(
[in] DWORD dwStreamID,
[out] NORMALIZEDRECT *pRect
);
HRESULT SetBackgroundClr(
[in] COLORREF ClrBkg
);
HRESULT GetBackgroundClr(
[in] COLORREF* lpClrBkg
);
HRESULT SetMixingPrefs(
[in] DWORD dwMixerPrefs // a combination of VMRMixingPrefFlags
);
HRESULT GetMixingPrefs(
[out] DWORD* pdwMixerPrefs
);
};
///////////////////////////////////////////////////////////////////////////////
//
// VMR Multimon configuration interface
//
///////////////////////////////////////////////////////////////////////////////
typedef struct tagVMRGUID {
GUID* pGUID; // is NULL if the default DDraw device
GUID GUID; // otherwise points to this GUID
} VMRGUID;
#define VMRDEVICENAMELEN 32
#define VMRDEVICEDESCRIPTIONLEN 256
typedef struct tagVMRMONITORINFO {
VMRGUID guid;
RECT rcMonitor;
HMONITOR hMon;
DWORD dwFlags; // described in MONITORINFOEX, currently only MONITORINFOF_PRIMARY
wchar_t szDevice[VMRDEVICENAMELEN];
wchar_t szDescription[VMRDEVICEDESCRIPTIONLEN];
LARGE_INTEGER liDriverVersion;
DWORD dwVendorId;
DWORD dwDeviceId;
DWORD dwSubSysId;
DWORD dwRevision;
// find out the DDCAPS using DDrawCreate on the monitor GUID
} VMRMONITORINFO;
[
object,
local,
uuid(9cf0b1b6-fbaa-4b7f-88cf-cf1f130a0dce),
helpstring("IVMRMonitorConfig Interface"),
pointer_default(unique)
]
interface IVMRMonitorConfig : IUnknown
{
// Use this method on a Multi-Monitor system to specify to the
// mixer filter which Direct Draw driver should be used when connecting
// to an upstream decoder filter.
//
HRESULT SetMonitor(
[in] const VMRGUID *pGUID
);
// Use this method to determine the direct draw object that will be used when
// connecting the mixer filter to an upstream decoder filter.
//
HRESULT GetMonitor(
[out] VMRGUID *pGUID
);
// Use this method on a multi-monitor system to specify to the
// mixer filter the default Direct Draw device to use when
// connecting to an upstream filter. The default direct draw device
// can be overriden for a particular connection by SetMonitor method
// described above.
//
HRESULT SetDefaultMonitor(
[in] const VMRGUID *pGUID
);
// Use this method on a multi-monitor system to determine which
// is the default direct draw device the overlay mixer filter
// will use when connecting to an upstream filter.
//
HRESULT GetDefaultMonitor(
[out] VMRGUID *pGUID
);
// Use this method to get a list of Direct Draw device GUIDs and thier
// associated monitor information that the mixer can use when
// connecting to an upstream decoder filter. Passing down a NULL pInfo
// parameter allows the app to determine the required array size (returned
// in pdwNumDevices). Otherwise, dwNumDevices returns the actual
// number of devices retrieved.
//
HRESULT GetAvailableMonitors(
[out, size_is(dwMaxInfoArraySize)] VMRMONITORINFO* pInfo,
[in] DWORD dwMaxInfoArraySize, // in array members
[out] DWORD* pdwNumDevices // actual number of devices retrieved
);
};
///////////////////////////////////////////////////////////////////////////////
//
// VMR Filter configuration interfaces
//
///////////////////////////////////////////////////////////////////////////////
typedef enum {
RenderPrefs_ForceOffscreen = 0x00000001,
RenderPrefs_ForceOverlays = 0x00000002, // fail if no overlays
RenderPrefs_AllowOverlays = 0x00000000, // overlay used by default
RenderPrefs_AllowOffscreen = 0x00000000, // offscreen used if no overlay
RenderPrefs_DoNotRenderColorKeyAndBorder = 0x00000008, // app paints color keys
RenderPrefs_RestrictToInitialMonitor = 0x00000010, // output only to initial monitor
RenderPrefs_PreferAGPMemWhenMixing = 0x00000020, // try agp mem when allocating textures
RenderPrefs_Mask = 0x0000003f, // OR of all above flags
} VMRRenderPrefs;
typedef enum {
VMRMode_Windowed = 0x00000001,
VMRMode_Windowless = 0x00000002,
VMRMode_Renderless = 0x00000004,
// not a valid value to pass to SetRenderMode
VMRMode_Mask = 0x00000007, // OR of all above flags
} VMRMode;
enum {
MAX_NUMBER_OF_STREAMS = 16
};
[
object,
local,
uuid(9e5530c5-7034-48b4-bb46-0b8a6efc8e36),
helpstring("IVMRFilterConfig Interface"),
pointer_default(unique)
]
interface IVMRFilterConfig : IUnknown
{
HRESULT SetImageCompositor(
[in] IVMRImageCompositor* lpVMRImgCompositor
);
HRESULT SetNumberOfStreams(
[in] DWORD dwMaxStreams
);
HRESULT GetNumberOfStreams(
[out] DWORD* pdwMaxStreams
);
HRESULT SetRenderingPrefs(
[in] DWORD dwRenderFlags // a combination of VMRRenderingPrefFlags
);
HRESULT GetRenderingPrefs(
[out] DWORD* pdwRenderFlags
);
HRESULT SetRenderingMode(
[in] DWORD Mode // a combination of VMRMode
);
HRESULT GetRenderingMode(
[out] DWORD* pMode
);
}
//=====================================================================
//
// IVMRAspectRatioControl
//
//=====================================================================
[
object,
local,
uuid(ede80b5c-bad6-4623-b537-65586c9f8dfd),
helpstring("IVMRAspectRatioControl Interface"),
pointer_default(unique)
]
interface IVMRAspectRatioControl : IUnknown
{
HRESULT GetAspectRatioMode(
[out] LPDWORD lpdwARMode
);
HRESULT SetAspectRatioMode(
[in] DWORD dwARMode
);
}
//=====================================================================
//
// IVMRDeinterlaceControl
//
// New interfaced introduced into the WindowsXP SP1 release of the VMR.
// This interface allows applications to control the DX-VA deinterlacing
// support provided by the VMR.
//
// The VMR needs to be set into "mixing" mode for this interface to work.
//
// SetDeinterlaceMode is only effective for new connections made to the
// VMR. It should be noted that the graphics device driver may refuse
// to use the specified deinterlace mode, in which case 3 fallback
// policies are offered by the VMR, these being:
//
// 1. Fallback to the next best mode offered by the driver.
// 2. Fallback to the BOB deinterlace mode.
// 3. Fallback to the WEAVE deinterlace mode (ie. turn deinterlacing off).
//
//=====================================================================
typedef enum {
DeinterlacePref_NextBest = 0x01,
DeinterlacePref_BOB = 0x02,
DeinterlacePref_Weave = 0x04,
DeinterlacePref_Mask = 0x07
} VMRDeinterlacePrefs;
typedef enum {
// the algorithm is unknown or proprietary
DeinterlaceTech_Unknown = 0x0000,
// the algorithm creates the missing lines by repeating
// the line either above or below it - this method will look very jaggy and
// isn't recommended
DeinterlaceTech_BOBLineReplicate = 0x0001,
// the algorithm creates the missing lines by vertically stretching each
// video field by a factor of two, for example by averaging two lines or
// using a [-1, 9, 9, -1]/16 filter across four lines.
// Slight vertical adjustments are made to ensure that the resulting image
// does not "bob" up and down.
DeinterlaceTech_BOBVerticalStretch = 0x0002,
// the pixels in the missing line are recreated by a median filtering operation
DeinterlaceTech_MedianFiltering = 0x0004,
// the pixels in the missing line are recreated by an edge filter.
// In this process, spatial directional filters are applied to determine
// the orientation of edges in the picture content, and missing
// pixels are created by filtering along (rather than across) the
// detected edges.
DeinterlaceTech_EdgeFiltering = 0x0010,
// the pixels in the missing line are recreated by switching on a field by
// field basis between using either spatial or temporal interpolation
// depending on the amount of motion.
DeinterlaceTech_FieldAdaptive = 0x0020,
// the pixels in the missing line are recreated by switching on a pixel by pixel
// basis between using either spatial or temporal interpolation depending on
// the amount of motion..
DeinterlaceTech_PixelAdaptive = 0x0040,
// Motion Vector Steering identifies objects within a sequence of video
// fields. The missing pixels are recreated after first aligning the
// movement axes of the individual objects in the scene to make them
// parallel with the time axis.
DeinterlaceTech_MotionVectorSteered = 0x0080
} VMRDeinterlaceTech;
typedef struct _VMRFrequency {
DWORD dwNumerator;
DWORD dwDenominator;
} VMRFrequency;
typedef struct _VMRVideoDesc {
DWORD dwSize;
DWORD dwSampleWidth;
DWORD dwSampleHeight;
BOOL SingleFieldPerSample;
DWORD dwFourCC;
VMRFrequency InputSampleFreq;
VMRFrequency OutputFrameFreq;
} VMRVideoDesc;
typedef struct _VMRDeinterlaceCaps {
DWORD dwSize;
DWORD dwNumPreviousOutputFrames;
DWORD dwNumForwardRefSamples;
DWORD dwNumBackwardRefSamples;
VMRDeinterlaceTech DeinterlaceTechnology;
} VMRDeinterlaceCaps;
[
object,
local,
uuid(bb057577-0db8-4e6a-87a7-1a8c9a505a0f),
helpstring("IVMRDeinterlaceControl Interface"),
pointer_default(unique)
]
interface IVMRDeinterlaceControl : IUnknown
{
//
// For the specified video description returns the
// number of deinterlacing modes available to the VMR.
// The deinterlacing modes are returned in descending
// quality order ie. the best quality mode is at
// lpdwNumDeinterlaceModes[0], the next best at
// lpdwNumDeinterlaceModes[1] and so on.
//
// To determine how big an array of guids to pass to the
// GetNumberOfDeinterlaceModes method call
// GetNumberOfDeinterlaceModes(lpVideoDescription, &dwNumModes, NULL);
//
HRESULT GetNumberOfDeinterlaceModes(
[in] VMRVideoDesc* lpVideoDescription,
[in] [out] LPDWORD lpdwNumDeinterlaceModes,
[out] LPGUID lpDeinterlaceModes
);
//
// For the given video description get the capabilities of the
// specified de-interlace mode.
//
HRESULT GetDeinterlaceModeCaps(
[in] LPGUID lpDeinterlaceMode,
[in] VMRVideoDesc* lpVideoDescription,
[out] VMRDeinterlaceCaps* lpDeinterlaceCaps
);
//
// Get/Set the deinterlace mode that you would like the
// VMR to use when de-interlacing the specified stream.
// It should be noted that the VMR may not actually be able
// to use the requested deinterlace mode, in which case the
// the VMR will fall back to other de-interlace modes as specified
// by the de-interlace preferences (see SetDeinterlacePrefs below).
//
HRESULT GetDeinterlaceMode(
[in] DWORD dwStreamID,
[out] LPGUID lpDeinterlaceMode // returns S_FALSE and GUID_NULL if
); // SetDeinterlaceMode has not been called yet.
HRESULT SetDeinterlaceMode(
[in] DWORD dwStreamID, // use 0xFFFFFFFF to set mode for all streams
[in] LPGUID lpDeinterlaceMode // GUID_NULL == turn deinterlacing off
);
HRESULT GetDeinterlacePrefs(
[out] LPDWORD lpdwDeinterlacePrefs
);
HRESULT SetDeinterlacePrefs(
[in] DWORD dwDeinterlacePrefs
);
//
// Get the DeinterlaceMode currently in use for the specified
// video stream (ie. pin). The returned GUID will be NULL if
// the de-interlacing h/w has not been created by the VMR at the
// time the function is called, or if the VMR determines that
// this stream should not or can be de-interlaced.
//
HRESULT GetActualDeinterlaceMode(
[in] DWORD dwStreamID,
[out] LPGUID lpDeinterlaceMode
);
}
//=====================================================================
//
// IVMRMixerBitmap
//
//=====================================================================
typedef struct _VMRALPHABITMAP
{
DWORD dwFlags; // flags word
HDC hdc; // DC for the bitmap to copy
LPDIRECTDRAWSURFACE7 pDDS; // DirectDraw surface to copy
RECT rSrc; // rectangle to copy from the DC/DDS
NORMALIZEDRECT rDest; // output rectangle in composition space
FLOAT fAlpha; // opacity of the bitmap
COLORREF clrSrcKey; // src color key
} VMRALPHABITMAP, *PVMRALPHABITMAP;
// Disable the alpha bitmap for now
cpp_quote("#define VMRBITMAP_DISABLE 0x00000001")
// Take the bitmap from the HDC rather than the DirectDraw surface
cpp_quote("#define VMRBITMAP_HDC 0x00000002")
// Take the entire DDraw surface - rSrc is ignored
cpp_quote("#define VMRBITMAP_ENTIREDDS 0x00000004")
// Indicates that the clrTrans value is valid and should be
// used when blending
cpp_quote("#define VMRBITMAP_SRCCOLORKEY 0x00000008")
// Indicates that the rSrc rectangle is valid and specifies a
// sub-rectangle of the of original app image to be blended.
// Use of this parameter enables "Image Strips"
cpp_quote("#define VMRBITMAP_SRCRECT 0x00000010")
[
object,
local,
uuid(1E673275-0257-40aa-AF20-7C608D4A0428),
helpstring("IVMRMixerBitmap Interface"),
pointer_default(unique)
]
interface IVMRMixerBitmap : IUnknown
{
// Set bitmap, location to blend it, and blending value
HRESULT SetAlphaBitmap(
[in] const VMRALPHABITMAP *pBmpParms
);
// Change bitmap location, size and blending value,
// graph must be running for change to take effect.
HRESULT UpdateAlphaBitmapParameters(
[in] PVMRALPHABITMAP pBmpParms
);
// Get bitmap, location to blend it, and blending value
HRESULT GetAlphaBitmapParameters(
[out] PVMRALPHABITMAP pBmpParms
);
};
//=====================================================================
//
// IVMRImageCompositor
//
//=====================================================================
typedef struct _VMRVIDEOSTREAMINFO {
LPDIRECTDRAWSURFACE7 pddsVideoSurface;
DWORD dwWidth, dwHeight;
DWORD dwStrmID;
FLOAT fAlpha;
DDCOLORKEY ddClrKey;
NORMALIZEDRECT rNormal;
} VMRVIDEOSTREAMINFO;
[
local,
object,
local,
uuid(7a4fb5af-479f-4074-bb40-ce6722e43c82),
helpstring("IVMRImageCompositor Interface"),
pointer_default(unique)
]
interface IVMRImageCompositor : IUnknown
{
HRESULT InitCompositionTarget(
[in] IUnknown* pD3DDevice,
[in] LPDIRECTDRAWSURFACE7 pddsRenderTarget
);
HRESULT TermCompositionTarget(
[in] IUnknown* pD3DDevice,
[in] LPDIRECTDRAWSURFACE7 pddsRenderTarget
);
HRESULT SetStreamMediaType(
[in] DWORD dwStrmID,
[in] AM_MEDIA_TYPE* pmt,
[in] BOOL fTexture
);
HRESULT CompositeImage(
[in] IUnknown* pD3DDevice,
[in] LPDIRECTDRAWSURFACE7 pddsRenderTarget,
[in] AM_MEDIA_TYPE* pmtRenderTarget,
[in] REFERENCE_TIME rtStart,
[in] REFERENCE_TIME rtEnd,
[in] DWORD dwClrBkGnd,
[in] VMRVIDEOSTREAMINFO* pVideoStreamInfo,
[in] UINT cStreams
);
};
//=====================================================================
//
// IVMRVideoStreamControl
//
//=====================================================================
[
object,
local,
uuid(058d1f11-2a54-4bef-bd54-df706626b727),
helpstring("IVMRMixerStreamConfig Interface"),
pointer_default(unique)
]
interface IVMRVideoStreamControl: IUnknown
{
HRESULT SetColorKey(
[in] LPDDCOLORKEY lpClrKey // Source color key, set to 0xFFFFFFFF to disable
);
HRESULT GetColorKey(
[out] LPDDCOLORKEY lpClrKey
);
HRESULT SetStreamActiveState(
[in] BOOL fActive
);
HRESULT GetStreamActiveState(
[out] BOOL* lpfActive
);
};
//=====================================================================
//
// IVMRSurface
//
//=====================================================================
[
local,
object,
local,
uuid(a9849bbe-9ec8-4263-b764-62730f0d15d0),
helpstring("IVMRSurface Interface"),
pointer_default(unique)
]
interface IVMRSurface : IUnknown
{
HRESULT IsSurfaceLocked();
HRESULT LockSurface(
[out] BYTE** lpSurface
);
HRESULT UnlockSurface();
HRESULT GetSurface(
[out] LPDIRECTDRAWSURFACE7 *lplpSurface
);
};
//=====================================================================
//
// IID_IVMRImagePresenterConfig - this interface allows applications
// to configure the default Microsoft provided allocator-presenter
// inorder to simplify the implementation of their own
// allocator-presenter plug-in.
//
//=====================================================================
[
local,
object,
local,
uuid(9f3a1c85-8555-49ba-935f-be5b5b29d178),
helpstring("IVMRImagePresenterConfig Interface"),
pointer_default(unique)
]
interface IVMRImagePresenterConfig : IUnknown
{
HRESULT SetRenderingPrefs(
[in] DWORD dwRenderFlags // see VMRRenderPrefs for valid flags
);
HRESULT GetRenderingPrefs(
[out] DWORD* dwRenderFlags // see VMRRenderPrefs for valid flags
);
}
//=====================================================================
//
// IID_IVMRImagePresenterExclModeConfig - this interface allows applications
// to configure the DDraw exclusive mode allocator-presenter. This
// interface extends the IVMRImagePresenterConfig interface defined
// above and is only implemented by the CLSID_AllocPresenterDDXclMode
// allocator-presenter object.
//
//=====================================================================
[
local,
object,
local,
uuid(e6f7ce40-4673-44f1-8f77-5499d68cb4ea),
helpstring("IVMRImagePresenterExclModeConfig Interface"),
pointer_default(unique)
]
interface IVMRImagePresenterExclModeConfig : IVMRImagePresenterConfig
{
HRESULT SetXlcModeDDObjAndPrimarySurface(
[in] LPDIRECTDRAW7 lpDDObj,
[in] LPDIRECTDRAWSURFACE7 lpPrimarySurf
);
HRESULT GetXlcModeDDObjAndPrimarySurface(
[out] LPDIRECTDRAW7* lpDDObj,
[out] LPDIRECTDRAWSURFACE7* lpPrimarySurf
);
}
//=====================================================================
//
// IVPManager
//
//=====================================================================
[
local,
object,
local,
uuid(aac18c18-e186-46d2-825d-a1f8dc8e395a),
helpstring("IVPManager Interface"),
pointer_default(unique)
]
interface IVPManager : IUnknown
{
// Use this method on a Multi-Monitor system to specify to the
// video port manager filter which videoport index is used
// to an upstream decoder filter.
//
HRESULT SetVideoPortIndex(
[in] DWORD dwVideoPortIndex // the video port number that this is connected to
);
// This method returns the current video port index being used by the VPM.
//
HRESULT GetVideoPortIndex(
[out] DWORD* pdwVideoPortIndex // the video port number that this is connected to
);
};
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