dlls/quartz/fgraph.c

   1 /*
   2  * Implementation of CLSID_FilterGraph.
   3  *
   4  * hidenori@a2.ctktv.ne.jp
   5  */
   6
   7 #include "config.h"
   8
   9 #include "windef.h"
  10 #include "winbase.h"
  11 #include "wingdi.h"
  12 #include "winuser.h"
  13 #include "winerror.h"
  14 #include "strmif.h"
  15 #include "control.h"
  16 #include "uuids.h"
  17
  18 #include "debugtools.h"
  19 DEFAULT_DEBUG_CHANNEL(quartz);
  20
  21 #include "quartz_private.h"
  22 #include "fgraph.h"
  23
  24 /***************************************************************************
  25  *
  26  *      new/delete for CFilterGraph
  27  *
  28  */
  29
  30 /* can I use offsetof safely? - FIXME? */
  31 static QUARTZ_IFEntry IFEntries[] =
  32 {
  33   { &IID_IPersist, offsetof(CFilterGraph,persist)-offsetof(CFilterGraph,unk) },
  34   { &IID_IDispatch, offsetof(CFilterGraph,disp)-offsetof(CFilterGraph,unk) },
  35   { &IID_IFilterGraph, offsetof(CFilterGraph,fgraph)-offsetof(CFilterGraph,unk) },
  36   { &IID_IGraphBuilder, offsetof(CFilterGraph,fgraph)-offsetof(CFilterGraph,unk) },
  37   { &IID_IFilterGraph2, offsetof(CFilterGraph,fgraph)-offsetof(CFilterGraph,unk) },
  38   { &IID_IGraphVersion, offsetof(CFilterGraph,graphversion)-offsetof(CFilterGraph,unk) },
  39   { &IID_IGraphConfig, offsetof(CFilterGraph,grphconf)-offsetof(CFilterGraph,unk) },
  40   { &IID_IMediaControl, offsetof(CFilterGraph,mediacontrol)-offsetof(CFilterGraph,unk) },
  41   { &IID_IMediaFilter, offsetof(CFilterGraph,mediafilter)-offsetof(CFilterGraph,unk) },
  42   { &IID_IMediaEvent, offsetof(CFilterGraph,mediaevent)-offsetof(CFilterGraph,unk) },
  43   { &IID_IMediaEventEx, offsetof(CFilterGraph,mediaevent)-offsetof(CFilterGraph,unk) },
  44   { &IID_IMediaEventSink, offsetof(CFilterGraph,mediaeventsink)-offsetof(CFilterGraph,unk) },
  45   { &IID_IMediaPosition, offsetof(CFilterGraph,mediaposition)-offsetof(CFilterGraph,unk) },
  46   { &IID_IMediaSeeking, offsetof(CFilterGraph,mediaseeking)-offsetof(CFilterGraph,unk) },
  47   { &IID_IBasicVideo, offsetof(CFilterGraph,basvid)-offsetof(CFilterGraph,unk) },
  48   { &IID_IBasicVideo2, offsetof(CFilterGraph,basvid)-offsetof(CFilterGraph,unk) },
  49   { &IID_IBasicAudio, offsetof(CFilterGraph,basaud)-offsetof(CFilterGraph,unk) },
  50   { &IID_IVideoWindow, offsetof(CFilterGraph,vidwin)-offsetof(CFilterGraph,unk) },
  51 };
  52
  53
  54 struct FGInitEntry
  55 {
  56         HRESULT (*pInit)(CFilterGraph*);
  57         void (*pUninit)(CFilterGraph*);
  58 };
  59
  60 static const struct FGInitEntry FGRAPH_Init[] =
  61 {
  62         #define FGENT(a)        {&CFilterGraph_Init##a,&CFilterGraph_Uninit##a},
  63
  64         FGENT(IPersist)
  65         FGENT(IDispatch)
  66         FGENT(IFilterGraph2)
  67         FGENT(IGraphVersion)
  68         FGENT(IGraphConfig)
  69         FGENT(IMediaControl)
  70         FGENT(IMediaFilter)
  71         FGENT(IMediaEventEx)
  72         FGENT(IMediaEventSink)
  73         FGENT(IMediaPosition)
  74         FGENT(IMediaSeeking)
  75         FGENT(IBasicVideo2)
  76         FGENT(IBasicAudio)
  77         FGENT(IVideoWindow)
  78
  79         #undef  FGENT
  80         { NULL, NULL },
  81 };
  82
  83
  84 static void QUARTZ_DestroyFilterGraph(IUnknown* punk)
  85 {
  86         CFilterGraph_THIS(punk,unk);
  87         int     i;
  88
  89         TRACE( "(%p)\n", punk );
  90
  91         /* At first, call Stop. */
  92         IMediaControl_Stop( CFilterGraph_IMediaControl(This) );
  93         IMediaFilter_Stop( CFilterGraph_IMediaFilter(This) );
  94
  95         i = 0;
  96         while ( FGRAPH_Init[i].pInit != NULL )
  97         {
  98                 FGRAPH_Init[i].pUninit( This );
  99                 i++;
 100         }
 101
 102         TRACE( "succeeded.\n" );
 103 }
 104
 105 HRESULT QUARTZ_CreateFilterGraph(IUnknown* punkOuter,void** ppobj)
 106 {
 107         CFilterGraph*   pfg;
 108         HRESULT hr;
 109         int     i;
 110
 111         TRACE("(%p,%p)\n",punkOuter,ppobj);
 112
 113         pfg = (CFilterGraph*)QUARTZ_AllocObj( sizeof(CFilterGraph) );
 114         if ( pfg == NULL )
 115                 return E_OUTOFMEMORY;
 116
 117         QUARTZ_IUnkInit( &pfg->unk, punkOuter );
 118
 119         i = 0;
 120         hr = NOERROR;
 121         while ( FGRAPH_Init[i].pInit != NULL )
 122         {
 123                 hr = FGRAPH_Init[i].pInit( pfg );
 124                 if ( FAILED(hr) )
 125                         break;
 126                 i++;
 127         }
 128
 129         if ( FAILED(hr) )
 130         {
 131                 while ( --i >= 0 )
 132                         FGRAPH_Init[i].pUninit( pfg );
 133                 QUARTZ_FreeObj( pfg );
 134                 return hr;
 135         }
 136
 137         pfg->unk.pEntries = IFEntries;
 138         pfg->unk.dwEntries = sizeof(IFEntries)/sizeof(IFEntries[0]);
 139         pfg->unk.pOnFinalRelease = QUARTZ_DestroyFilterGraph;
 140
 141         *ppobj = (void*)(&pfg->unk);
 142
 143         return S_OK;
 144 }
 145
 146
 147 /***************************************************************************
 148  *
 149  *      CFilterGraph::IPersist
 150  *
 151  */
 152
 153 static HRESULT WINAPI
 154 IPersist_fnQueryInterface(IPersist* iface,REFIID riid,void** ppobj)
 155 {
 156         CFilterGraph_THIS(iface,persist);
 157
 158         TRACE("(%p)->()\n",This);
 159
 160         return IUnknown_QueryInterface(This->unk.punkControl,riid,ppobj);
 161 }
 162
 163 static ULONG WINAPI
 164 IPersist_fnAddRef(IPersist* iface)
 165 {
 166         CFilterGraph_THIS(iface,persist);
 167
 168         TRACE("(%p)->()\n",This);
 169
 170         return IUnknown_AddRef(This->unk.punkControl);
 171 }
 172
 173 static ULONG WINAPI
 174 IPersist_fnRelease(IPersist* iface)
 175 {
 176         CFilterGraph_THIS(iface,persist);
 177
 178         TRACE("(%p)->()\n",This);
 179
 180         return IUnknown_Release(This->unk.punkControl);
 181 }
 182
 183
 184 static HRESULT WINAPI
 185 IPersist_fnGetClassID(IPersist* iface,CLSID* pclsid)
 186 {
 187         CFilterGraph_THIS(iface,persist);
 188
 189         TRACE("(%p)->()\n",This);
 190
 191         if ( pclsid == NULL )
 192                 return E_POINTER;
 193         memcpy( pclsid, &CLSID_FilterGraph, sizeof(CLSID) );
 194
 195         return E_NOTIMPL;
 196 }
 197
 198
 199 static ICOM_VTABLE(IPersist) ipersist =
 200 {
 201         ICOM_MSVTABLE_COMPAT_DummyRTTIVALUE
 202         /* IUnknown fields */
 203         IPersist_fnQueryInterface,
 204         IPersist_fnAddRef,
 205         IPersist_fnRelease,
 206         /* IPersist fields */
 207         IPersist_fnGetClassID,
 208 };
 209
 210 HRESULT CFilterGraph_InitIPersist( CFilterGraph* pfg )
 211 {
 212         TRACE("(%p)\n",pfg);
 213         ICOM_VTBL(&pfg->persist) = &ipersist;
 214
 215         return NOERROR;
 216 }
 217
 218 void CFilterGraph_UninitIPersist( CFilterGraph* pfg )
 219 {
 220         TRACE("(%p)\n",pfg);
 221 }
 222
 223 /***************************************************************************
 224  *
 225  *      CFilterGraph::IDispatch
 226  *
 227  */
 228
 229 static HRESULT WINAPI
 230 IDispatch_fnQueryInterface(IDispatch* iface,REFIID riid,void** ppobj)
 231 {
 232         CFilterGraph_THIS(iface,disp);
 233
 234         TRACE("(%p)->()\n",This);
 235
 236         return IUnknown_QueryInterface(This->unk.punkControl,riid,ppobj);
 237 }
 238
 239 static ULONG WINAPI
 240 IDispatch_fnAddRef(IDispatch* iface)
 241 {
 242         CFilterGraph_THIS(iface,disp);
 243
 244         TRACE("(%p)->()\n",This);
 245
 246         return IUnknown_AddRef(This->unk.punkControl);
 247 }
 248
 249 static ULONG WINAPI
 250 IDispatch_fnRelease(IDispatch* iface)
 251 {
 252         CFilterGraph_THIS(iface,disp);
 253
 254         TRACE("(%p)->()\n",This);
 255
 256         return IUnknown_Release(This->unk.punkControl);
 257 }
 258
 259 static HRESULT WINAPI
 260 IDispatch_fnGetTypeInfoCount(IDispatch* iface,UINT* pcTypeInfo)
 261 {
 262         CFilterGraph_THIS(iface,disp);
 263
 264         FIXME("(%p)->()\n",This);
 265
 266         return E_NOTIMPL;
 267 }
 268
 269 static HRESULT WINAPI
 270 IDispatch_fnGetTypeInfo(IDispatch* iface,UINT iTypeInfo, LCID lcid, ITypeInfo** ppobj)
 271 {
 272         CFilterGraph_THIS(iface,disp);
 273
 274         FIXME("(%p)->()\n",This);
 275
 276         return E_NOTIMPL;
 277 }
 278
 279 static HRESULT WINAPI
 280 IDispatch_fnGetIDsOfNames(IDispatch* iface,REFIID riid, LPOLESTR* ppwszName, UINT cNames, LCID lcid, DISPID* pDispId)
 281 {
 282         CFilterGraph_THIS(iface,disp);
 283
 284         FIXME("(%p)->()\n",This);
 285
 286         return E_NOTIMPL;
 287 }
 288
 289 static HRESULT WINAPI
 290 IDispatch_fnInvoke(IDispatch* iface,DISPID DispId, REFIID riid, LCID lcid, WORD wFlags, DISPPARAMS* pDispParams, VARIANT* pVarRes, EXCEPINFO* pExcepInfo, UINT* puArgErr)
 291 {
 292         CFilterGraph_THIS(iface,disp);
 293
 294         FIXME("(%p)->()\n",This);
 295
 296         return E_NOTIMPL;
 297 }
 298
 299
 300
 301 static ICOM_VTABLE(IDispatch) idispatch =
 302 {
 303         ICOM_MSVTABLE_COMPAT_DummyRTTIVALUE
 304         /* IUnknown fields */
 305         IDispatch_fnQueryInterface,
 306         IDispatch_fnAddRef,
 307         IDispatch_fnRelease,
 308         /* IDispatch fields */
 309         IDispatch_fnGetTypeInfoCount,
 310         IDispatch_fnGetTypeInfo,
 311         IDispatch_fnGetIDsOfNames,
 312         IDispatch_fnInvoke,
 313 };
 314
 315
 316 HRESULT CFilterGraph_InitIDispatch( CFilterGraph* pfg )
 317 {
 318         TRACE("(%p)\n",pfg);
 319         ICOM_VTBL(&pfg->disp) = &idispatch;
 320
 321         return NOERROR;
 322 }
 323
 324 void CFilterGraph_UninitIDispatch( CFilterGraph* pfg )
 325 {
 326         TRACE("(%p)\n",pfg);
 327 }