| 1 | /*
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| 2 | * Implementation of CLSID_FilterGraph.
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| 3 | *
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| 4 | * hidenori@a2.ctktv.ne.jp
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| 5 | */
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| 6 |
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| 7 | #include "config.h"
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| 8 |
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| 9 | #include "windef.h"
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| 10 | #include "winbase.h"
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| 11 | #include "wingdi.h"
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| 12 | #include "winerror.h"
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| 13 | #include "wine/obj_base.h"
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| 14 | #include "wine/obj_oleaut.h"
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| 15 | #include "strmif.h"
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| 16 | #include "control.h"
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| 17 | #include "uuids.h"
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| 18 |
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| 19 | #include "debugtools.h"
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| 20 | DEFAULT_DEBUG_CHANNEL(quartz);
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| 21 |
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| 22 | #include "quartz_private.h"
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| 23 | #include "fgraph.h"
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| 24 |
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| 25 | /* can I use offsetof safely? - FIXME? */
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| 26 | static QUARTZ_IFEntry IFEntries[] =
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| 27 | {
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| 28 | { &IID_IPersist, offsetof(CFilterGraph,persist)-offsetof(CFilterGraph,unk) },
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| 29 | { &IID_IDispatch, offsetof(CFilterGraph,disp)-offsetof(CFilterGraph,unk) },
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| 30 | { &IID_IFilterGraph, offsetof(CFilterGraph,fgraph)-offsetof(CFilterGraph,unk) },
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| 31 | { &IID_IGraphBuilder, offsetof(CFilterGraph,fgraph)-offsetof(CFilterGraph,unk) },
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| 32 | { &IID_IFilterGraph2, offsetof(CFilterGraph,fgraph)-offsetof(CFilterGraph,unk) },
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| 33 | { &IID_IGraphVersion, offsetof(CFilterGraph,graphversion)-offsetof(CFilterGraph,unk) },
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| 34 | { &IID_IMediaControl, offsetof(CFilterGraph,mediacontrol)-offsetof(CFilterGraph,unk) },
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| 35 | { &IID_IMediaFilter, offsetof(CFilterGraph,mediafilter)-offsetof(CFilterGraph,unk) },
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| 36 | { &IID_IMediaEvent, offsetof(CFilterGraph,mediaevent)-offsetof(CFilterGraph,unk) },
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| 37 | { &IID_IMediaEventEx, offsetof(CFilterGraph,mediaevent)-offsetof(CFilterGraph,unk) },
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| 38 | { &IID_IMediaEventSink, offsetof(CFilterGraph,mediaeventsink)-offsetof(CFilterGraph,unk) },
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| 39 | { &IID_IMediaPosition, offsetof(CFilterGraph,mediaposition)-offsetof(CFilterGraph,unk) },
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| 40 | { &IID_IMediaSeeking, offsetof(CFilterGraph,mediaseeking)-offsetof(CFilterGraph,unk) },
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| 41 | { &IID_IBasicVideo, offsetof(CFilterGraph,basvid)-offsetof(CFilterGraph,unk) },
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| 42 | { &IID_IBasicVideo2, offsetof(CFilterGraph,basvid)-offsetof(CFilterGraph,unk) },
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| 43 | { &IID_IBasicAudio, offsetof(CFilterGraph,basaud)-offsetof(CFilterGraph,unk) },
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| 44 | { &IID_IVideoWindow, offsetof(CFilterGraph,vidwin)-offsetof(CFilterGraph,unk) },
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| 45 | };
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| 46 |
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| 47 |
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| 48 | struct FGInitEntry
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| 49 | {
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| 50 | HRESULT (*pInit)(CFilterGraph*);
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| 51 | void (*pUninit)(CFilterGraph*);
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| 52 | };
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| 53 |
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| 54 | static const struct FGInitEntry FGRAPH_Init[] =
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| 55 | {
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| 56 | #define FGENT(a) {&CFilterGraph_Init##a,&CFilterGraph_Uninit##a},
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| 57 |
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| 58 | FGENT(IPersist)
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| 59 | FGENT(IDispatch)
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| 60 | FGENT(IFilterGraph2)
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| 61 | FGENT(IGraphVersion)
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| 62 | FGENT(IMediaControl)
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| 63 | FGENT(IMediaFilter)
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| 64 | FGENT(IMediaEventEx)
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| 65 | FGENT(IMediaEventSink)
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| 66 | FGENT(IMediaPosition)
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| 67 | FGENT(IMediaSeeking)
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| 68 | FGENT(IBasicVideo2)
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| 69 | FGENT(IBasicAudio)
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| 70 | FGENT(IVideoWindow)
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| 71 |
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| 72 | #undef FGENT
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| 73 | { NULL, NULL },
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| 74 | };
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| 75 |
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| 76 |
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| 77 | static void QUARTZ_DestroyFilterGraph(IUnknown* punk)
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| 78 | {
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| 79 | CFilterGraph_THIS(punk,unk);
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| 80 | int i;
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| 81 |
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| 82 | /* At first, call Stop. */
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| 83 | IMediaControl_Stop( CFilterGraph_IMediaControl(This) );
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| 84 | IMediaFilter_Stop( CFilterGraph_IMediaFilter(This) );
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| 85 |
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| 86 | i = 0;
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| 87 | while ( FGRAPH_Init[i].pInit != NULL )
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| 88 | {
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| 89 | FGRAPH_Init[i].pUninit( This );
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| 90 | i++;
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| 91 | }
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| 92 |
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| 93 | TRACE( "succeeded.\n" );
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| 94 | }
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| 95 |
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| 96 | HRESULT QUARTZ_CreateFilterGraph(IUnknown* punkOuter,void** ppobj)
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| 97 | {
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| 98 | CFilterGraph* pfg;
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| 99 | HRESULT hr;
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| 100 | int i;
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| 101 |
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| 102 | TRACE("(%p,%p)\n",punkOuter,ppobj);
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| 103 |
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| 104 | pfg = (CFilterGraph*)QUARTZ_AllocObj( sizeof(CFilterGraph) );
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| 105 | if ( pfg == NULL )
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| 106 | return E_OUTOFMEMORY;
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| 107 |
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| 108 | QUARTZ_IUnkInit( &pfg->unk, punkOuter );
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| 109 |
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| 110 | i = 0;
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| 111 | hr = NOERROR;
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| 112 | while ( FGRAPH_Init[i].pInit != NULL )
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| 113 | {
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| 114 | hr = FGRAPH_Init[i].pInit( pfg );
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| 115 | if ( FAILED(hr) )
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| 116 | break;
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| 117 | i++;
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| 118 | }
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| 119 |
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| 120 | if ( FAILED(hr) )
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| 121 | {
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| 122 | while ( --i >= 0 )
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| 123 | FGRAPH_Init[i].pUninit( pfg );
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| 124 | QUARTZ_FreeObj( pfg );
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| 125 | return hr;
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| 126 | }
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| 127 |
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| 128 | pfg->unk.pEntries = IFEntries;
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| 129 | pfg->unk.dwEntries = sizeof(IFEntries)/sizeof(IFEntries[0]);
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| 130 | pfg->unk.pOnFinalRelease = QUARTZ_DestroyFilterGraph;
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| 131 |
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| 132 | *ppobj = (void*)(&pfg->unk);
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| 133 |
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| 134 | return S_OK;
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| 135 | }
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| 136 |
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| 137 |
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