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//==========================================================================;
//
// THIS CODE AND INFORMATION IS PROVIDED "AS IS" WITHOUT WARRANTY OF ANY
// KIND, EITHER EXPRESSED OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE
// IMPLIED WARRANTIES OF MERCHANTABILITY AND/OR FITNESS FOR A PARTICULAR
// PURPOSE.
//
// Copyright (c) 1992 - 2002 Microsoft Corporation. All Rights Reserved.
//
//--------------------------------------------------------------------------;
// Neutral/English language type library for basic Quartz control interfaces
// the quartz type library defines the basic control interfaces
[
uuid(56a868b0-0ad4-11ce-b03a-0020af0ba770),
helpstring("ActiveMovie control type library"),
lcid(0x0000),
version(1.0)
]
library QuartzTypeLib
{
importlib("STDOLE2.TLB");
// types are restricted to be automation-compatible
typedef double REFTIME; // ReferenceTime
typedef LONG_PTR OAEVENT; // should be a HANDLE
typedef LONG_PTR OAHWND; // should be an hwnd
// from strmif.idl
typedef long OAFilterState;
// collection interface - represents a collection of IUnknowns
// this is used below to collect filter-info objects, registry-filters
// pin-info objects and wrapped media type objects
[
uuid(56a868b9-0ad4-11ce-b03a-0020af0ba770),
helpstring("Collection"),
odl,
oleautomation,
dual
]
interface IAMCollection : IDispatch
{
// number of items in collection
[propget]
HRESULT Count(
[out, retval] LONG* plCount);
// return IUnknown for contained item by index
HRESULT Item(
[in] long lItem,
[out] IUnknown** ppUnk);
// return IUnknown for an object that implements IEnumVARIANT on
// this collection
[propget]
HRESULT _NewEnum(
[out, retval] IUnknown** ppUnk);
}
// core control providing state control
[
uuid(56a868b1-0ad4-11ce-b03a-0020af0ba770),
helpstring("IMediaControl interface"),
odl,
oleautomation,
dual
]
interface IMediaControl : IDispatch
{
// methods
HRESULT Run();
HRESULT Pause();
HRESULT Stop();
//returns the state. same semantics as IMediaFilter::GetState
HRESULT GetState(
[in] LONG msTimeout,
[out] OAFilterState* pfs);
// adds and connects filters needed to play the specified file
// (same as IFilterGraph::RenderFile)
HRESULT RenderFile(
[in] BSTR strFilename);
// adds to the graph the source filter that can read this file,
// and returns an IFilterInfo object for it (actually returns
// an IDispatch for the IFilterInfo object).
HRESULT AddSourceFilter(
[in] BSTR strFilename,
[out] IDispatch**ppUnk);
// get a collection of IFilterInfo objects representing the
// filters in the graph (returns IDispatch for an object
// that supports IAMCollection
[propget]
HRESULT FilterCollection(
[out, retval] IDispatch** ppUnk);
// get a collection of IRegFilter objects representing the
// filters available in the registry
[propget]
HRESULT RegFilterCollection(
[out, retval] IDispatch** ppUnk);
HRESULT StopWhenReady();
}
// provides an event notification scheme passing events
// asynchronously to applications. See also IMediaEventSink in
// strmif.idl and sdk\h\evcodes.h.
//
// this interface behaves as if events are held on a queue. A call to
// IMediaEventSink::Notify will place an event on this queue. Calling
// GetEvent removes the first item off the queue and returns it. Items are
// returned in the order they were queued (there is no priority scheme).
// The event handle is in a signalled state iff the queue is non-empty.
//
// Apps that issue multiple Run calls without always picking up the
// completion events are advised to call GetEvent or WaitForCompletion
// (with a 0 timeout) repeatedly to remove all events from the queue
// when in stopped or paused state before each Run method.
//
// Parameters to events are actually LONG, IUnknown* or BSTR. You need to
// look at evcode.h for details of parameters to a specific event code.
// In order to correctly free resources, always call FreeEventParams
// after receiving an event.
//
[
uuid(56a868b6-0ad4-11ce-b03a-0020af0ba770),
helpstring("IMediaEvent interface"),
odl,
oleautomation,
dual
]
interface IMediaEvent : IDispatch
{
// get back the event handle. This is manual-reset
// (don't - it's reset by the event mechanism) and remains set
// when events are queued, and reset when the queue is empty.
HRESULT GetEventHandle(
[out] OAEVENT * hEvent);
// remove the next event notification from the head of the queue and
// return it. Waits up to msTimeout millisecs if there are no events.
// if a timeout occurs without any events, this method will return
// E_ABORT, and the value of the event code and other parameters
// is undefined.
//
// If this call returns successfully the caller MUST call
// FreeEventParams(lEventCode, lParam1, lParam2) to release
// resources held inside the event arguments
//
HRESULT GetEvent(
[out] long * lEventCode,
[out] LONG_PTR * lParam1,
[out] LONG_PTR * lParam2,
[in] long msTimeout
);
// Calls GetEvent repeatedly discarding events until it finds a
// completion event (EC_COMPLETE, EC_ERRORABORT, or EC_USERABORT).
// The completion event is removed from the queue and returned
// in pEvCode. Note that the object is still in running mode until
// a Pause or Stop call is made.
// If the timeout occurs, *pEvCode will be 0 and E_ABORT will be
// returned.
HRESULT WaitForCompletion(
[in] long msTimeout,
[out] long * pEvCode);
// cancels any system handling of the specified event code
// and ensures that the events are passed straight to the application
// (via GetEvent) and not handled. A good example of this is
// EC_REPAINT: default handling for this ensures the painting of the
// window and does not get posted to the app.
HRESULT CancelDefaultHandling(
[in] long lEvCode);
// restore the normal system default handling that may have been
// cancelled by CancelDefaultHandling().
HRESULT RestoreDefaultHandling( [in] long lEvCode);
// Free any resources associated with the parameters to an event.
// Event parameters may be LONGs, IUnknown* or BSTR. No action
// is taken with LONGs. IUnknown are passed addrefed and need a
// Release call. BSTR are allocated by the task allocator and will be
// freed by calling the task allocator.
HRESULT FreeEventParams(
[in] long lEvCode,
[in] LONG_PTR lParam1,
[in] LONG_PTR lParam2
);
}
[
uuid(56a868c0-0ad4-11ce-b03a-0020af0ba770),
helpstring("IMediaEventEx interface"),
odl
]
interface IMediaEventEx : IMediaEvent
{
// Register a window to send messages to when events occur
// Parameters:
//
// hwnd - handle of window to notify -
// pass NULL to stop notification
// lMsg - Message id to pass messages with
// lInstanceData - will come back in lParam
//
// The event information must still be retrived by a call
// to GetEvent when the window message is received.
//
// Multiple events may be notified with one window message.
//
HRESULT SetNotifyWindow(
[in] OAHWND hwnd,
[in] long lMsg,
[in] LONG_PTR lInstanceData
);
// Turn events notification on or off
// lNoNotify = 0x00 event notification is ON
// lNoNotify = 0x01 event notification is OFF. The
// handle returned by GetEventHandle will be signalled at
// end of stream
HRESULT SetNotifyFlags(
[in] long lNoNotifyFlags
);
HRESULT GetNotifyFlags(
[out] long *lplNoNotifyFlags
);
}
// seek/cueing for positional media
[
uuid(56a868b2-0ad4-11ce-b03a-0020af0ba770),
helpstring("IMediaPosition interface"),
odl,
oleautomation,
dual
]
interface IMediaPosition : IDispatch
{
// properties
[propget]
HRESULT Duration(
[out, retval] REFTIME* plength);
[propput]
HRESULT CurrentPosition(
[in] REFTIME llTime);
[propget]
HRESULT CurrentPosition(
[out, retval] REFTIME* pllTime);
[propget]
HRESULT StopTime(
[out, retval] REFTIME* pllTime);
[propput]
HRESULT StopTime(
[in] REFTIME llTime);
[propget]
HRESULT PrerollTime(
[out, retval] REFTIME* pllTime);
[propput]
HRESULT PrerollTime(
[in] REFTIME llTime);
[propput]
HRESULT Rate(
[in] double dRate);
[propget]
HRESULT Rate(
[out, retval] double * pdRate);
HRESULT CanSeekForward([out, retval] LONG *pCanSeekForward);
HRESULT CanSeekBackward([out, retval] LONG *pCanSeekBackward);
}
// basic audio-related functionality
[
uuid(56a868b3-0ad4-11ce-b03a-0020af0ba770),
helpstring("IBasicAudio interface"),
odl,
oleautomation,
dual
]
interface IBasicAudio : IDispatch
{
// properties
[propput]
HRESULT Volume(
[in] long lVolume);
[propget]
HRESULT Volume(
[out, retval] long * plVolume);
[propput]
HRESULT Balance(
[in] long lBalance);
[propget]
HRESULT Balance(
[out, retval] long * plBalance);
}
// basic window-related functionality
[
uuid(56a868b4-0ad4-11ce-b03a-0020af0ba770),
helpstring("IVideoWindow interface"),
odl,
oleautomation,
dual
]
interface IVideoWindow : IDispatch
{
// properties
// set and get the window title caption
[propput]
HRESULT Caption([in] BSTR strCaption);
[propget]
HRESULT Caption([out, retval] BSTR *strCaption);
// change the window styles (as per Win32)
[propput]
HRESULT WindowStyle([in] long WindowStyle);
[propget]
HRESULT WindowStyle([out, retval] long *WindowStyle);
// change the extended window styles (as per Win32)
[propput]
HRESULT WindowStyleEx([in] long WindowStyleEx);
[propget]
HRESULT WindowStyleEx([out, retval] long *WindowStyleEx);
[propput]
HRESULT AutoShow([in] long AutoShow);
[propget]
HRESULT AutoShow([out, retval] long *AutoShow);
// change the window state (as per Win32)
[propput]
HRESULT WindowState([in] long WindowState);
[propget]
HRESULT WindowState([out, retval] long *WindowState);
// realise the palette in the background
[propput]
HRESULT BackgroundPalette([in] long BackgroundPalette);
[propget]
HRESULT BackgroundPalette([out, retval] long *pBackgroundPalette);
// affect the visibility of the window
[propput]
HRESULT Visible([in] long Visible);
[propget]
HRESULT Visible([out, retval] long *pVisible);
// change the desktop position of the video window
[propput]
HRESULT Left([in] long Left);
[propget]
HRESULT Left([out, retval] long *pLeft);
[propput]
HRESULT Width([in] long Width);
[propget]
HRESULT Width([out, retval] long *pWidth);
[propput]
HRESULT Top([in] long Top);
[propget]
HRESULT Top([out, retval] long *pTop);
[propput]
HRESULT Height([in] long Height);
[propget]
HRESULT Height([out, retval] long *pHeight);
// change the owning window of the video
[propput]
HRESULT Owner([in] OAHWND Owner);
[propget]
HRESULT Owner([out, retval] OAHWND *Owner);
// change the window to receive posted messages
[propput]
HRESULT MessageDrain([in] OAHWND Drain);
[propget]
HRESULT MessageDrain([out, retval] OAHWND *Drain);
[propget]
HRESULT BorderColor([out, retval] long *Color);
[propput]
HRESULT BorderColor([in] long Color);
[propget]
HRESULT FullScreenMode([out, retval] long *FullScreenMode);
[propput]
HRESULT FullScreenMode([in] long FullScreenMode);
// methods
// ask the renderer to grab it's window the foreground
// and optionally also give the window the input focus
HRESULT SetWindowForeground([in] long Focus);
// owners should pass WM_PALETTECHANGED and WM_SYSCOLORCHANGE
// messages on the filter graph so they can be distributed
// otherwise child renderers never see these messages go by
HRESULT NotifyOwnerMessage([in] OAHWND hwnd,
[in] long uMsg,
[in] LONG_PTR wParam,
[in] LONG_PTR lParam
);
// get and set the window position on the desktop
HRESULT SetWindowPosition([in] long Left,
[in] long Top,
[in] long Width,
[in] long Height);
HRESULT GetWindowPosition([out] long *pLeft,
[out] long *pTop,
[out] long *pWidth,
[out] long *pHeight);
// get the ideal sizes for the video image playback (client) area
HRESULT GetMinIdealImageSize([out] long *pWidth,[out] long *pHeight);
HRESULT GetMaxIdealImageSize([out] long *pWidth,[out] long *pHeight);
// get the restored window size when we're maximised or iconic
HRESULT GetRestorePosition([out] long *pLeft,
[out] long *pTop,
[out] long *pWidth,
[out] long *pHeight);
// show and hide cursors useful when fullscreen
HRESULT HideCursor([in] long HideCursor);
HRESULT IsCursorHidden([out] long *CursorHidden);
}
// basic video-related functionality
[
uuid(56a868b5-0ad4-11ce-b03a-0020af0ba770),
helpstring("IBasicVideo interface"),
odl,
oleautomation,
dual
]
interface IBasicVideo : IDispatch
{
// properties
// Video specific (approximate) bit and frame rates
[propget]
HRESULT AvgTimePerFrame([out, retval] REFTIME *pAvgTimePerFrame);
[propget]
HRESULT BitRate([out, retval] long *pBitRate);
[propget]
HRESULT BitErrorRate([out, retval] long *pBitErrorRate);
// read the native video size
[propget]
HRESULT VideoWidth([out, retval] long *pVideoWidth);
[propget]
HRESULT VideoHeight([out, retval] long *pVideoHeight);
// change the source rectangle for the video
[propput]
HRESULT SourceLeft([in] long SourceLeft);
[propget]
HRESULT SourceLeft([out, retval] long *pSourceLeft);
[propput]
HRESULT SourceWidth([in] long SourceWidth);
[propget]
HRESULT SourceWidth([out, retval] long *pSourceWidth);
[propput]
HRESULT SourceTop([in] long SourceTop);
[propget]
HRESULT SourceTop([out, retval] long *pSourceTop);
[propput]
HRESULT SourceHeight([in] long SourceHeight);
[propget]
HRESULT SourceHeight([out, retval] long *pSourceHeight);
// change the destination rectangle for the video
[propput]
HRESULT DestinationLeft([in] long DestinationLeft);
[propget]
HRESULT DestinationLeft([out, retval] long *pDestinationLeft);
[propput]
HRESULT DestinationWidth([in] long DestinationWidth);
[propget]
HRESULT DestinationWidth([out, retval] long *pDestinationWidth);
[propput]
HRESULT DestinationTop([in] long DestinationTop);
[propget]
HRESULT DestinationTop([out, retval] long *pDestinationTop);
[propput]
HRESULT DestinationHeight([in] long DestinationHeight);
[propget]
HRESULT DestinationHeight([out, retval] long *pDestinationHeight);
// methods
// get and set the source rectangle position
HRESULT SetSourcePosition([in] long Left,
[in] long Top,
[in] long Width,
[in] long Height);
HRESULT GetSourcePosition([out] long *pLeft,
[out] long *pTop,
[out] long *pWidth,
[out] long *pHeight);
HRESULT SetDefaultSourcePosition();
// get and set the destination rectangle position
HRESULT SetDestinationPosition([in] long Left,
[in] long Top,
[in] long Width,
[in] long Height);
HRESULT GetDestinationPosition([out] long *pLeft,
[out] long *pTop,
[out] long *pWidth,
[out] long *pHeight);
HRESULT SetDefaultDestinationPosition();
// get the native video dimensions
HRESULT GetVideoSize([out] long *pWidth,[out] long *pHeight);
// get all or some of the current video palette
HRESULT GetVideoPaletteEntries([in] long StartIndex,
[in] long Entries,
[out] long *pRetrieved,
[out] long *pPalette);
HRESULT GetCurrentImage([in,out] long *pBufferSize,
[out] long *pDIBImage);
// are we using a default source or destination
HRESULT IsUsingDefaultSource();
HRESULT IsUsingDefaultDestination();
}
// interface extension to IBasicVideo to return preferred aspect ratio
[
uuid(329bb360-f6ea-11d1-9038-00a0c9697298),
helpstring("IBasicVideo2"),
odl
]
interface IBasicVideo2 : IBasicVideo
{
// This may not match the native video dimensions because of
// non-square pixels or whatever.
// The video may not always be displayed in the preferred
// aspect ratio for performance reasons
HRESULT GetPreferredAspectRatio([out] long *plAspectX,
[out] long *plAspectY);
}
// interface returned to a command that has been queued via IQueueCommand
[
uuid(56a868b8-0ad4-11ce-b03a-0020af0ba770),
helpstring("IDeferredCommand"),
odl
]
interface IDeferredCommand : IUnknown
{
HRESULT Cancel();
HRESULT Confidence(
[out] LONG* pConfidence);
HRESULT Postpone(
[in] REFTIME newtime);
// return value is S_OK if completed. phrResult is set to the
// result of the deferred command.
HRESULT GetHResult(
[out] HRESULT* phrResult);
};
// queue an IDispatch-based command for execution at a specified time
[
uuid(56a868b7-0ad4-11ce-b03a-0020af0ba770),
helpstring("IQueueCommand"),
odl
]
interface IQueueCommand : IUnknown
{
HRESULT InvokeAtStreamTime(
[out] IDeferredCommand** pCmd,
[in] REFTIME time, // at this streamtime
[in] GUID* iid, // call this interface
[in] long dispidMethod, // ..and this method
[in] short wFlags, // method/property
[in] long cArgs, // count of args
[in] VARIANT* pDispParams, // actual args
[in, out] VARIANT* pvarResult, // return value
[out] short* puArgErr // which arg in error
);
HRESULT InvokeAtPresentationTime(
[out] IDeferredCommand** pCmd,
[in] REFTIME time, // at this presentation time
[in] GUID* iid, // call this interface
[in] long dispidMethod, // ..and this method
[in] short wFlags, // method/property
[in] long cArgs, // count of args
[in] VARIANT* pDispParams, // actual args
[in, out] VARIANT* pvarResult, // return value
[out] short* puArgErr // which arg in error
);
};
// the filgraph object (CLSID_Filgraph)
[
uuid(e436ebb3-524f-11ce-9f53-0020af0ba770),
helpstring("Filtergraph type info")
]
coclass FilgraphManager
{
[default] interface IMediaControl;
interface IMediaEvent;
interface IMediaPosition;
interface IBasicAudio;
interface IBasicVideo;
interface IVideoWindow;
};
// represents a filter (you can't QI for IBaseFilter from this object)
[
uuid(56a868ba-0ad4-11ce-b03a-0020af0ba770),
helpstring("FilterInfo"),
odl,
oleautomation,
dual
]
interface IFilterInfo : IDispatch
{
// find a pin given an id - returns an object supporting
// IPinInfo
HRESULT FindPin(
[in] BSTR strPinID,
[out] IDispatch** ppUnk);
// filter name
[propget]
HRESULT Name(
[out, retval] BSTR* strName);
// Vendor info string
[propget]
HRESULT VendorInfo(
[out, retval] BSTR* strVendorInfo);
// returns the actual filter object (supports IBaseFilter)
[propget]
HRESULT Filter(
[out, retval] IUnknown **ppUnk);
// returns an IAMCollection object containing the PinInfo objects
// for this filter
[propget]
HRESULT Pins(
[out, retval] IDispatch ** ppUnk);
// returns -1 if true or 0 if false (OATRUE/FALSE)
[propget]
HRESULT IsFileSource(
[out, retval] LONG * pbIsSource);
[propget]
HRESULT Filename(
[out, retval] BSTR* pstrFilename);
[propput]
HRESULT Filename(
[in] BSTR strFilename);
}
[
uuid(56a868bb-0ad4-11ce-b03a-0020af0ba770),
helpstring("Registry Filter Info"),
odl,
oleautomation,
dual
]
interface IRegFilterInfo : IDispatch
{
// get the name of this filter
[propget]
HRESULT Name(
[out, retval] BSTR* strName);
// make an instance of this filter, add it to the graph and
// return an IFilterInfo for it.
HRESULT Filter(
[out] IDispatch** ppUnk);
}
// wrapper for a media type
[
uuid(56a868bc-0ad4-11ce-b03a-0020af0ba770),
helpstring("Media Type"),
odl,
oleautomation,
dual
]
interface IMediaTypeInfo : IDispatch
{
// get the major type GUID as a string
[propget]
HRESULT Type(
[out, retval] BSTR* strType);
// get the subtype GUID as a string
[propget]
HRESULT Subtype(
[out, retval] BSTR* strType);
}
[
uuid(56a868bd-0ad4-11ce-b03a-0020af0ba770),
helpstring("Pin Info"),
odl,
oleautomation,
dual
]
interface IPinInfo : IDispatch
{
// get the pin object (IUnknown for an object that
// supports IPin
[propget]
HRESULT Pin(
[out, retval] IUnknown** ppUnk);
// get the PinInfo object for the pin we are connected to
[propget]
HRESULT ConnectedTo(
[out, retval] IDispatch** ppUnk);
// get the media type on this connection - returns an
// object supporting IMediaTypeInfo
[propget]
HRESULT ConnectionMediaType(
[out, retval] IDispatch** ppUnk);
// return the FilterInfo object for the filter this pin
// is part of
[propget]
HRESULT FilterInfo(
[out, retval] IDispatch** ppUnk);
// get the name of this pin
[propget]
HRESULT Name(
[out, retval] BSTR* ppUnk);
// pin direction
[propget]
HRESULT Direction(
[out, retval] LONG *ppDirection);
// PinID - can pass to IFilterInfo::FindPin
[propget]
HRESULT PinID(
[out, retval] BSTR* strPinID);
// collection of preferred media types (IAMCollection)
[propget]
HRESULT MediaTypes(
[out, retval] IDispatch** ppUnk);
// Connect to the following pin, using other transform
// filters as necessary. pPin can support either IPin or IPinInfo
HRESULT Connect(
[in] IUnknown* pPin);
// Connect directly to the following pin, not using any intermediate
// filters
HRESULT ConnectDirect(
[in] IUnknown* pPin);
// Connect directly to the following pin, using the specified
// media type only. pPin is an object that must support either
// IPin or IPinInfo, and pMediaType must support IMediaTypeInfo.
HRESULT ConnectWithType(
[in] IUnknown * pPin,
[in] IDispatch * pMediaType);
// disconnect this pin and the corresponding connected pin from
// each other. (Calls IPin::Disconnect on both pins).
HRESULT Disconnect(void);
// render this pin using any necessary transform and rendering filters
HRESULT Render(void);
}
//--------------------------------------------------------------------
//
// IAMStats - statistics
//
// Note that the calls using an index are likely to be much faster
//--------------------------------------------------------------------
[
uuid(bc9bcf80-dcd2-11d2-abf6-00a0c905f375),
helpstring("Statistics"),
odl,
oleautomation,
dual
]
interface IAMStats : IDispatch {
// Reset all stats
HRESULT Reset();
// Get number of stats collected
[propget]
HRESULT Count(
[out, retval] LONG* plCount);
// Pull out a specific value by position
HRESULT GetValueByIndex([in] long lIndex,
[out] BSTR *szName,
[out] long *lCount,
[out] double *dLast,
[out] double *dAverage,
[out] double *dStdDev,
[out] double *dMin,
[out] double *dMax);
// Pull out a specific value by name
HRESULT GetValueByName([in] BSTR szName,
[out] long *lIndex,
[out] long *lCount,
[out] double *dLast,
[out] double *dAverage,
[out] double *dStdDev,
[out] double *dMin,
[out] double *dMax);
// The calls below are for generators of statistics
// Return the index for a string - optinally create
HRESULT GetIndex([in] BSTR szName,
[in] long lCreate,
[out] long *plIndex);
// Add a new value
HRESULT AddValue([in] long lIndex,
[in] double dValue);
}
};
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