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quartz: Implement IObjectWithSite and IAMGraphBuilderCallback for the FilterGraph.

This commit is contained in:
Aric Stewart 2012-01-16 08:12:23 -06:00 committed by Alexandre Julliard
parent c1fb15d1f8
commit 8c91f1bf5e
2 changed files with 121 additions and 0 deletions
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105
dlls/quartz/filtergraph.c
View File

@ -160,6 +160,7 @@ typedef struct _IFilterGraphImpl {
IMediaEventSink IMediaEventSink_iface;
IGraphConfig IGraphConfig_iface;
IMediaPosition IMediaPosition_iface;
IObjectWithSite IObjectWithSite_iface;
const IUnknownVtbl * IInner_vtbl;
/* IAMGraphStreams */
/* IAMStats */
@ -204,6 +205,7 @@ typedef struct _IFilterGraphImpl {
REFERENCE_TIME pause_time;
LONGLONG stop_position;
LONG recursioncount;
IUnknown *pSite;
} IFilterGraphImpl;
static HRESULT Filtergraph_QueryInterface(IFilterGraphImpl *This,
@ -261,6 +263,9 @@ static HRESULT WINAPI FilterGraphInner_QueryInterface(IUnknown * iface,
} else if (IsEqualGUID(&IID_IMediaPosition, riid)) {
*ppvObj = &This->IMediaPosition_iface;
TRACE(" returning IMediaPosition interface (%p)\n", *ppvObj);
} else if (IsEqualGUID(&IID_IObjectWithSite, riid)) {
*ppvObj = &This->IObjectWithSite_iface;
TRACE(" returning IObjectWithSite interface (%p)\n", *ppvObj);
} else if (IsEqualGUID(&IID_IFilterMapper, riid)) {
TRACE(" requesting IFilterMapper interface from aggregated filtermapper (%p)\n", *ppvObj);
return IUnknown_QueryInterface(This->punkFilterMapper2, riid, ppvObj);
@ -327,6 +332,8 @@ static ULONG WINAPI FilterGraphInner_Release(IUnknown * iface)
IFilterMapper2_Release(This->pFilterMapper2);
IUnknown_Release(This->punkFilterMapper2);
if (This->pSite) IUnknown_Release(This->pSite);
CloseHandle(This->hEventCompletion);
EventsQueue_Destroy(&This->evqueue);
This->cs.DebugInfo->Spare[0] = 0;
@ -1020,6 +1027,7 @@ static HRESULT WINAPI FilterGraph2_Connect(IFilterGraph2 *iface, IPin *ppinOut,
IPin** ppins;
IPin* ppinfilter = NULL;
IBaseFilter* pfilter = NULL;
IAMGraphBuilderCallback *callback = NULL;
hr = GetFilterInfo(pMoniker, &clsid, &var);
IMoniker_Release(pMoniker);
@ -1033,12 +1041,42 @@ static HRESULT WINAPI FilterGraph2_Connect(IFilterGraph2 *iface, IPin *ppinOut,
goto error;
}
if (This->pSite)
{
IUnknown_QueryInterface(This->pSite, &IID_IAMGraphBuilderCallback, (LPVOID*)&callback);
if (callback)
{
HRESULT rc;
rc = IAMGraphBuilderCallback_SelectedFilter(callback, pMoniker);
if (FAILED(rc))
{
TRACE("Filter rejected by IAMGraphBuilderCallback_SelectedFilter\n");
IUnknown_Release(callback);
goto error;
}
}
}
hr = CoCreateInstance(&clsid, NULL, CLSCTX_INPROC_SERVER, &IID_IBaseFilter, (LPVOID*)&pfilter);
if (FAILED(hr)) {
WARN("Unable to create filter (%x), trying next one\n", hr);
goto error;
}
if (callback)
{
HRESULT rc;
rc = IAMGraphBuilderCallback_CreatedFilter(callback, pfilter);
IUnknown_Release(callback);
if (FAILED(rc))
{
IBaseFilter_Release(pfilter);
pfilter = NULL;
TRACE("Filter rejected by IAMGraphBuilderCallback_CreatedFilter\n");
goto error;
}
}
hr = IFilterGraph2_AddFilter(iface, pfilter, V_UNION(&var, bstrVal));
if (FAILED(hr)) {
WARN("Unable to add filter (%x)\n", hr);
@ -2768,6 +2806,71 @@ static const IMediaPositionVtbl IMediaPosition_VTable =
MediaPosition_CanSeekBackward
};
static inline IFilterGraphImpl *impl_from_IObjectWithSite(IObjectWithSite *iface)
{
return CONTAINING_RECORD(iface, IFilterGraphImpl, IObjectWithSite_iface);
}
/*** IUnknown methods ***/
static HRESULT WINAPI ObjectWithSite_QueryInterface(IObjectWithSite* iface, REFIID riid, void** ppvObj)
{
IFilterGraphImpl *This = impl_from_IObjectWithSite( iface );
TRACE("(%p/%p)->(%s (%p), %p)\n", This, iface, debugstr_guid(riid), riid, ppvObj);
return Filtergraph_QueryInterface(This, riid, ppvObj);
}
static ULONG WINAPI ObjectWithSite_AddRef(IObjectWithSite *iface)
{
IFilterGraphImpl *This = impl_from_IObjectWithSite( iface );
TRACE("(%p/%p)->()\n", This, iface);
return Filtergraph_AddRef(This);
}
static ULONG WINAPI ObjectWithSite_Release(IObjectWithSite *iface)
{
IFilterGraphImpl *This = impl_from_IObjectWithSite( iface );
TRACE("(%p/%p)->()\n", This, iface);
return Filtergraph_Release(This);
}
/*** IObjectWithSite methods ***/
static HRESULT WINAPI ObjectWithSite_SetSite(IObjectWithSite *iface, IUnknown *pUnkSite)
{
IFilterGraphImpl *This = impl_from_IObjectWithSite( iface );
TRACE("(%p/%p)->()\n", This, iface);
if (This->pSite) IUnknown_Release(This->pSite);
This->pSite = pUnkSite;
IUnknown_AddRef(This->pSite);
return S_OK;
}
static HRESULT WINAPI ObjectWithSite_GetSite(IObjectWithSite *iface, REFIID riid, PVOID *ppvSite)
{
IFilterGraphImpl *This = impl_from_IObjectWithSite( iface );
TRACE("(%p/%p)->(%s)\n", This, iface,debugstr_guid(riid));
*ppvSite = NULL;
if (!This->pSite)
return E_FAIL;
else
return IUnknown_QueryInterface(This->pSite, riid, ppvSite);
}
static const IObjectWithSiteVtbl IObjectWithSite_VTable =
{
ObjectWithSite_QueryInterface,
ObjectWithSite_AddRef,
ObjectWithSite_Release,
ObjectWithSite_SetSite,
ObjectWithSite_GetSite,
};
static HRESULT GetTargetInterface(IFilterGraphImpl* pGraph, REFIID riid, LPVOID* ppvObj)
{
HRESULT hr = E_NOINTERFACE;
@ -5506,6 +5609,7 @@ HRESULT FilterGraph_create(IUnknown *pUnkOuter, LPVOID *ppObj)
fimpl->IMediaEventSink_iface.lpVtbl = &IMediaEventSink_VTable;
fimpl->IGraphConfig_iface.lpVtbl = &IGraphConfig_VTable;
fimpl->IMediaPosition_iface.lpVtbl = &IMediaPosition_VTable;
fimpl->IObjectWithSite_iface.lpVtbl = &IObjectWithSite_VTable;
fimpl->ref = 1;
fimpl->ppFiltersInGraph = NULL;
fimpl->pFilterNames = NULL;
@ -5523,6 +5627,7 @@ HRESULT FilterGraph_create(IUnknown *pUnkOuter, LPVOID *ppObj)
fimpl->EcCompleteCount = 0;
fimpl->refClockProvider = NULL;
fimpl->state = State_Stopped;
fimpl->pSite = NULL;
EventsQueue_Init(&fimpl->evqueue);
InitializeCriticalSection(&fimpl->cs);
fimpl->cs.DebugInfo->Spare[0] = (DWORD_PTR)(__FILE__ ": IFilterGraphImpl.cs");

16
include/axextend.idl
View File

@ -45,6 +45,7 @@ interface IAMVfwCompressDialogs;
interface IAMVideoCompression;
interface IAMVideoDecimationProperties;
interface IAMVideoProcAmp;
interface IAMGraphBuilderCallback;
interface ICaptureGraphBuilder;
interface ICaptureGraphBuilder2;
interface IConfigAviMux;
@ -1010,3 +1011,18 @@ interface IAMFilterMiscFlags : IUnknown
{
ULONG GetMiscFlags();
};
[
local,
object,
uuid(4995f511-9ddb-4f12-bd3b-f04611807b79),
pointer_default(unique)
]
interface IAMGraphBuilderCallback : IUnknown
{
HRESULT SelectedFilter(
[in] IMoniker *pMon);
HRESULT CreatedFilter(
[in] IBaseFilter *pFil);
};