Sweden-Number/dlls/quartz/fgraph.c

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/*
* Implementation of CLSID_FilterGraph.
*
* hidenori@a2.ctktv.ne.jp
*/
#include "config.h"
#include "windef.h"
#include "winbase.h"
#include "wingdi.h"
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#include "winuser.h"
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#include "winerror.h"
#include "strmif.h"
#include "control.h"
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#include "uuids.h"
#include "debugtools.h"
DEFAULT_DEBUG_CHANNEL(quartz);
#include "quartz_private.h"
#include "fgraph.h"
/***************************************************************************
*
* new/delete for CFilterGraph
*
*/
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/* can I use offsetof safely? - FIXME? */
static QUARTZ_IFEntry IFEntries[] =
{
{ &IID_IPersist, offsetof(CFilterGraph,persist)-offsetof(CFilterGraph,unk) },
{ &IID_IDispatch, offsetof(CFilterGraph,disp)-offsetof(CFilterGraph,unk) },
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{ &IID_IFilterGraph, offsetof(CFilterGraph,fgraph)-offsetof(CFilterGraph,unk) },
{ &IID_IGraphBuilder, offsetof(CFilterGraph,fgraph)-offsetof(CFilterGraph,unk) },
{ &IID_IFilterGraph2, offsetof(CFilterGraph,fgraph)-offsetof(CFilterGraph,unk) },
{ &IID_IGraphVersion, offsetof(CFilterGraph,graphversion)-offsetof(CFilterGraph,unk) },
{ &IID_IGraphConfig, offsetof(CFilterGraph,grphconf)-offsetof(CFilterGraph,unk) },
{ &IID_IMediaControl, offsetof(CFilterGraph,mediacontrol)-offsetof(CFilterGraph,unk) },
{ &IID_IMediaFilter, offsetof(CFilterGraph,mediafilter)-offsetof(CFilterGraph,unk) },
{ &IID_IMediaEvent, offsetof(CFilterGraph,mediaevent)-offsetof(CFilterGraph,unk) },
{ &IID_IMediaEventEx, offsetof(CFilterGraph,mediaevent)-offsetof(CFilterGraph,unk) },
{ &IID_IMediaEventSink, offsetof(CFilterGraph,mediaeventsink)-offsetof(CFilterGraph,unk) },
{ &IID_IMediaPosition, offsetof(CFilterGraph,mediaposition)-offsetof(CFilterGraph,unk) },
{ &IID_IMediaSeeking, offsetof(CFilterGraph,mediaseeking)-offsetof(CFilterGraph,unk) },
{ &IID_IBasicVideo, offsetof(CFilterGraph,basvid)-offsetof(CFilterGraph,unk) },
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{ &IID_IBasicVideo2, offsetof(CFilterGraph,basvid)-offsetof(CFilterGraph,unk) },
{ &IID_IBasicAudio, offsetof(CFilterGraph,basaud)-offsetof(CFilterGraph,unk) },
{ &IID_IVideoWindow, offsetof(CFilterGraph,vidwin)-offsetof(CFilterGraph,unk) },
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};
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struct FGInitEntry
{
HRESULT (*pInit)(CFilterGraph*);
void (*pUninit)(CFilterGraph*);
};
static const struct FGInitEntry FGRAPH_Init[] =
{
#define FGENT(a) {&CFilterGraph_Init##a,&CFilterGraph_Uninit##a},
FGENT(IPersist)
FGENT(IDispatch)
FGENT(IFilterGraph2)
FGENT(IGraphVersion)
FGENT(IGraphConfig)
FGENT(IMediaControl)
FGENT(IMediaFilter)
FGENT(IMediaEventEx)
FGENT(IMediaEventSink)
FGENT(IMediaPosition)
FGENT(IMediaSeeking)
FGENT(IBasicVideo2)
FGENT(IBasicAudio)
FGENT(IVideoWindow)
#undef FGENT
{ NULL, NULL },
};
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static void QUARTZ_DestroyFilterGraph(IUnknown* punk)
{
CFilterGraph_THIS(punk,unk);
int i;
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TRACE( "(%p)\n", punk );
/* At first, call Stop. */
IMediaControl_Stop( CFilterGraph_IMediaControl(This) );
IMediaFilter_Stop( CFilterGraph_IMediaFilter(This) );
i = 0;
while ( FGRAPH_Init[i].pInit != NULL )
{
FGRAPH_Init[i].pUninit( This );
i++;
}
TRACE( "succeeded.\n" );
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}
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HRESULT QUARTZ_CreateFilterGraph(IUnknown* punkOuter,void** ppobj)
{
CFilterGraph* pfg;
HRESULT hr;
int i;
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TRACE("(%p,%p)\n",punkOuter,ppobj);
pfg = (CFilterGraph*)QUARTZ_AllocObj( sizeof(CFilterGraph) );
if ( pfg == NULL )
return E_OUTOFMEMORY;
QUARTZ_IUnkInit( &pfg->unk, punkOuter );
i = 0;
hr = NOERROR;
while ( FGRAPH_Init[i].pInit != NULL )
{
hr = FGRAPH_Init[i].pInit( pfg );
if ( FAILED(hr) )
break;
i++;
}
if ( FAILED(hr) )
{
while ( --i >= 0 )
FGRAPH_Init[i].pUninit( pfg );
QUARTZ_FreeObj( pfg );
return hr;
}
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pfg->unk.pEntries = IFEntries;
pfg->unk.dwEntries = sizeof(IFEntries)/sizeof(IFEntries[0]);
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pfg->unk.pOnFinalRelease = QUARTZ_DestroyFilterGraph;
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*ppobj = (void*)(&pfg->unk);
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return S_OK;
}
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/***************************************************************************
*
* CFilterGraph::IPersist
*
*/
static HRESULT WINAPI
IPersist_fnQueryInterface(IPersist* iface,REFIID riid,void** ppobj)
{
CFilterGraph_THIS(iface,persist);
TRACE("(%p)->()\n",This);
return IUnknown_QueryInterface(This->unk.punkControl,riid,ppobj);
}
static ULONG WINAPI
IPersist_fnAddRef(IPersist* iface)
{
CFilterGraph_THIS(iface,persist);
TRACE("(%p)->()\n",This);
return IUnknown_AddRef(This->unk.punkControl);
}
static ULONG WINAPI
IPersist_fnRelease(IPersist* iface)
{
CFilterGraph_THIS(iface,persist);
TRACE("(%p)->()\n",This);
return IUnknown_Release(This->unk.punkControl);
}
static HRESULT WINAPI
IPersist_fnGetClassID(IPersist* iface,CLSID* pclsid)
{
CFilterGraph_THIS(iface,persist);
TRACE("(%p)->()\n",This);
if ( pclsid == NULL )
return E_POINTER;
memcpy( pclsid, &CLSID_FilterGraph, sizeof(CLSID) );
return E_NOTIMPL;
}
static ICOM_VTABLE(IPersist) ipersist =
{
ICOM_MSVTABLE_COMPAT_DummyRTTIVALUE
/* IUnknown fields */
IPersist_fnQueryInterface,
IPersist_fnAddRef,
IPersist_fnRelease,
/* IPersist fields */
IPersist_fnGetClassID,
};
HRESULT CFilterGraph_InitIPersist( CFilterGraph* pfg )
{
TRACE("(%p)\n",pfg);
ICOM_VTBL(&pfg->persist) = &ipersist;
return NOERROR;
}
void CFilterGraph_UninitIPersist( CFilterGraph* pfg )
{
TRACE("(%p)\n",pfg);
}
/***************************************************************************
*
* CFilterGraph::IDispatch
*
*/
static HRESULT WINAPI
IDispatch_fnQueryInterface(IDispatch* iface,REFIID riid,void** ppobj)
{
CFilterGraph_THIS(iface,disp);
TRACE("(%p)->()\n",This);
return IUnknown_QueryInterface(This->unk.punkControl,riid,ppobj);
}
static ULONG WINAPI
IDispatch_fnAddRef(IDispatch* iface)
{
CFilterGraph_THIS(iface,disp);
TRACE("(%p)->()\n",This);
return IUnknown_AddRef(This->unk.punkControl);
}
static ULONG WINAPI
IDispatch_fnRelease(IDispatch* iface)
{
CFilterGraph_THIS(iface,disp);
TRACE("(%p)->()\n",This);
return IUnknown_Release(This->unk.punkControl);
}
static HRESULT WINAPI
IDispatch_fnGetTypeInfoCount(IDispatch* iface,UINT* pcTypeInfo)
{
CFilterGraph_THIS(iface,disp);
FIXME("(%p)->()\n",This);
return E_NOTIMPL;
}
static HRESULT WINAPI
IDispatch_fnGetTypeInfo(IDispatch* iface,UINT iTypeInfo, LCID lcid, ITypeInfo** ppobj)
{
CFilterGraph_THIS(iface,disp);
FIXME("(%p)->()\n",This);
return E_NOTIMPL;
}
static HRESULT WINAPI
IDispatch_fnGetIDsOfNames(IDispatch* iface,REFIID riid, LPOLESTR* ppwszName, UINT cNames, LCID lcid, DISPID* pDispId)
{
CFilterGraph_THIS(iface,disp);
FIXME("(%p)->()\n",This);
return E_NOTIMPL;
}
static HRESULT WINAPI
IDispatch_fnInvoke(IDispatch* iface,DISPID DispId, REFIID riid, LCID lcid, WORD wFlags, DISPPARAMS* pDispParams, VARIANT* pVarRes, EXCEPINFO* pExcepInfo, UINT* puArgErr)
{
CFilterGraph_THIS(iface,disp);
FIXME("(%p)->()\n",This);
return E_NOTIMPL;
}
static ICOM_VTABLE(IDispatch) idispatch =
{
ICOM_MSVTABLE_COMPAT_DummyRTTIVALUE
/* IUnknown fields */
IDispatch_fnQueryInterface,
IDispatch_fnAddRef,
IDispatch_fnRelease,
/* IDispatch fields */
IDispatch_fnGetTypeInfoCount,
IDispatch_fnGetTypeInfo,
IDispatch_fnGetIDsOfNames,
IDispatch_fnInvoke,
};
HRESULT CFilterGraph_InitIDispatch( CFilterGraph* pfg )
{
TRACE("(%p)\n",pfg);
ICOM_VTBL(&pfg->disp) = &idispatch;
return NOERROR;
}
void CFilterGraph_UninitIDispatch( CFilterGraph* pfg )
{
TRACE("(%p)\n",pfg);
}