Aric Stewart : quartz: Implement IObjectWithSite and IAMGraphBuilderCallback for the FilterGraph.
Alexandre Julliard
julliard at winehq.org
Mon Jan 16 13:01:33 CST 2012
Module: wine
Branch: master
Commit: 8c91f1bf5e5a22ad90e7c1723b62342c3734fda8
URL: http://source.winehq.org/git/wine.git/?a=commit;h=8c91f1bf5e5a22ad90e7c1723b62342c3734fda8
Author: Aric Stewart <aric at codeweavers.com>
Date: Mon Jan 16 08:12:23 2012 -0600
quartz: Implement IObjectWithSite and IAMGraphBuilderCallback for the FilterGraph.
---
dlls/quartz/filtergraph.c | 105 +++++++++++++++++++++++++++++++++++++++++++++
include/axextend.idl | 16 +++++++
2 files changed, 121 insertions(+), 0 deletions(-)
diff --git a/dlls/quartz/filtergraph.c b/dlls/quartz/filtergraph.c
index 64c2d06..32aa569 100644
--- a/dlls/quartz/filtergraph.c
+++ b/dlls/quartz/filtergraph.c
@@ -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");
diff --git a/include/axextend.idl b/include/axextend.idl
index c546a7e..bf87731 100644
--- a/include/axextend.idl
+++ b/include/axextend.idl
@@ -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);
+};
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