dlls/amstream/amstream.c

   1 /*
   2  * Implementation of IAMMultiMediaStream Interface
   3  *
   4  * Copyright 2004 Christian Costa
   5  * Copyright 2006 Ivan Leo Puoti
   6  *
   7  * This library is free software; you can redistribute it and/or
   8  * modify it under the terms of the GNU Lesser General Public
   9  * License as published by the Free Software Foundation; either
  10  * version 2.1 of the License, or (at your option) any later version.
  11  *
  12  * This library is distributed in the hope that it will be useful,
  13  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  14  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  15  * Lesser General Public License for more details.
  16  *
  17  * You should have received a copy of the GNU Lesser General Public
  18  * License along with this library; if not, write to the Free Software
  19  * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA
  20  */
  21
  22 #include "wine/debug.h"
  23
  24 #define COBJMACROS
  25
  26 #include "winbase.h"
  27 #include "wingdi.h"
  28
  29 #include "amstream_private.h"
  30 #include "amstream.h"
  31
  32 WINE_DEFAULT_DEBUG_CHANNEL(amstream);
  33
  34 typedef struct {
  35     IAMMultiMediaStream IAMMultiMediaStream_iface;
  36     LONG ref;
  37     IGraphBuilder* pFilterGraph;
  38     IPin* ipin;
  39     ULONG nbStreams;
  40     IMediaStream** pStreams;
  41     STREAM_TYPE StreamType;
  42 } IAMMultiMediaStreamImpl;
  43
  44 static inline IAMMultiMediaStreamImpl *impl_from_IAMMultiMediaStream(IAMMultiMediaStream *iface)
  45 {
  46     return CONTAINING_RECORD(iface, IAMMultiMediaStreamImpl, IAMMultiMediaStream_iface);
  47 }
  48
  49 static const struct IAMMultiMediaStreamVtbl AM_Vtbl;
  50
  51 HRESULT AM_create(IUnknown *pUnkOuter, LPVOID *ppObj)
  52 {
  53     IAMMultiMediaStreamImpl* object;
  54
  55     TRACE("(%p,%p)\n", pUnkOuter, ppObj);
  56
  57     if( pUnkOuter )
  58         return CLASS_E_NOAGGREGATION;
  59
  60     object = HeapAlloc(GetProcessHeap(), HEAP_ZERO_MEMORY, sizeof(IAMMultiMediaStreamImpl));
  61     if (!object)
  62     {
  63         ERR("Out of memory\n");
  64         return E_OUTOFMEMORY;
  65     }
  66
  67     object->IAMMultiMediaStream_iface.lpVtbl = &AM_Vtbl;
  68     object->ref = 1;
  69
  70     *ppObj = object;
  71
  72     return S_OK;
  73 }
  74
  75 /*** IUnknown methods ***/
  76 static HRESULT WINAPI IAMMultiMediaStreamImpl_QueryInterface(IAMMultiMediaStream* iface, REFIID riid, void** ppvObject)
  77 {
  78     IAMMultiMediaStreamImpl *This = impl_from_IAMMultiMediaStream(iface);
  79
  80     TRACE("(%p/%p)->(%s,%p)\n", iface, This, debugstr_guid(riid), ppvObject);
  81
  82     if (IsEqualGUID(riid, &IID_IUnknown) ||
  83         IsEqualGUID(riid, &IID_IMultiMediaStream) ||
  84         IsEqualGUID(riid, &IID_IAMMultiMediaStream))
  85     {
  86         IUnknown_AddRef(iface);
  87         *ppvObject = This;
  88         return S_OK;
  89     }
  90
  91     ERR("(%p)->(%s,%p),not found\n",This,debugstr_guid(riid),ppvObject);
  92
  93     return E_NOINTERFACE;
  94 }
  95
  96 static ULONG WINAPI IAMMultiMediaStreamImpl_AddRef(IAMMultiMediaStream* iface)
  97 {
  98     IAMMultiMediaStreamImpl *This = impl_from_IAMMultiMediaStream(iface);
  99
 100     TRACE("(%p/%p)\n", iface, This);
 101
 102     return InterlockedIncrement(&This->ref);
 103 }
 104
 105 static ULONG WINAPI IAMMultiMediaStreamImpl_Release(IAMMultiMediaStream* iface)
 106 {
 107     IAMMultiMediaStreamImpl *This = impl_from_IAMMultiMediaStream(iface);
 108     ULONG ref = InterlockedDecrement(&This->ref);
 109     ULONG i;
 110
 111     TRACE("(%p/%p)\n", iface, This);
 112
 113     if (!ref)
 114     {
 115         for(i = 0; i < This->nbStreams; i++)
 116             IMediaStream_Release(This->pStreams[i]);
 117         if (This->ipin)
 118             IPin_Release(This->ipin);
 119         if (This->pFilterGraph)
 120             IGraphBuilder_Release(This->pFilterGraph);
 121         HeapFree(GetProcessHeap(), 0, This);
 122     }
 123
 124     return ref;
 125 }
 126
 127 /*** IMultiMediaStream methods ***/
 128 static HRESULT WINAPI IAMMultiMediaStreamImpl_GetInformation(IAMMultiMediaStream* iface, DWORD* pdwFlags, STREAM_TYPE* pStreamType)
 129 {
 130     IAMMultiMediaStreamImpl *This = impl_from_IAMMultiMediaStream(iface);
 131
 132     FIXME("(%p/%p)->(%p,%p) stub!\n", This, iface, pdwFlags, pStreamType);
 133
 134     return E_NOTIMPL;
 135 }
 136
 137 static HRESULT WINAPI IAMMultiMediaStreamImpl_GetMediaStream(IAMMultiMediaStream* iface, REFMSPID idPurpose, IMediaStream** ppMediaStream)
 138 {
 139     IAMMultiMediaStreamImpl *This = impl_from_IAMMultiMediaStream(iface);
 140     MSPID PurposeId;
 141     unsigned int i;
 142
 143     TRACE("(%p/%p)->(%s,%p)\n", This, iface, debugstr_guid(idPurpose), ppMediaStream);
 144
 145     for (i = 0; i < This->nbStreams; i++)
 146     {
 147         IMediaStream_GetInformation(This->pStreams[i], &PurposeId, NULL);
 148         if (IsEqualIID(&PurposeId, idPurpose))
 149         {
 150             *ppMediaStream = This->pStreams[i];
 151             IMediaStream_AddRef(*ppMediaStream);
 152             return S_OK;
 153         }
 154     }
 155
 156     return MS_E_NOSTREAM;
 157 }
 158
 159 static HRESULT WINAPI IAMMultiMediaStreamImpl_EnumMediaStreams(IAMMultiMediaStream* iface, LONG Index, IMediaStream** ppMediaStream)
 160 {
 161     IAMMultiMediaStreamImpl *This = impl_from_IAMMultiMediaStream(iface);
 162
 163     FIXME("(%p/%p)->(%d,%p) stub!\n", This, iface, Index, ppMediaStream);
 164
 165     return E_NOTIMPL;
 166 }
 167
 168 static HRESULT WINAPI IAMMultiMediaStreamImpl_GetState(IAMMultiMediaStream* iface, STREAM_STATE* pCurrentState)
 169 {
 170     IAMMultiMediaStreamImpl *This = impl_from_IAMMultiMediaStream(iface);
 171
 172     FIXME("(%p/%p)->(%p) stub!\n", This, iface, pCurrentState);
 173
 174     return E_NOTIMPL;
 175 }
 176
 177 static HRESULT WINAPI IAMMultiMediaStreamImpl_SetState(IAMMultiMediaStream* iface, STREAM_STATE NewState)
 178 {
 179     IAMMultiMediaStreamImpl *This = impl_from_IAMMultiMediaStream(iface);
 180
 181     FIXME("(%p/%p)->() stub!\n", This, iface);
 182
 183     return E_NOTIMPL;
 184 }
 185
 186 static HRESULT WINAPI IAMMultiMediaStreamImpl_GetTime(IAMMultiMediaStream* iface, STREAM_TIME* pCurrentTime)
 187 {
 188     IAMMultiMediaStreamImpl *This = impl_from_IAMMultiMediaStream(iface);
 189
 190     FIXME("(%p/%p)->(%p) stub!\n", This, iface, pCurrentTime);
 191
 192     return E_NOTIMPL;
 193 }
 194
 195 static HRESULT WINAPI IAMMultiMediaStreamImpl_GetDuration(IAMMultiMediaStream* iface, STREAM_TIME* pDuration)
 196 {
 197     IAMMultiMediaStreamImpl *This = impl_from_IAMMultiMediaStream(iface);
 198
 199     FIXME("(%p/%p)->(%p) stub!\n", This, iface, pDuration);
 200
 201     return E_NOTIMPL;
 202 }
 203
 204 static HRESULT WINAPI IAMMultiMediaStreamImpl_Seek(IAMMultiMediaStream* iface, STREAM_TIME SeekTime)
 205 {
 206     IAMMultiMediaStreamImpl *This = impl_from_IAMMultiMediaStream(iface);
 207
 208     FIXME("(%p/%p)->() stub!\n", This, iface);
 209
 210     return E_NOTIMPL;
 211 }
 212
 213 static HRESULT WINAPI IAMMultiMediaStreamImpl_GetEndOfStream(IAMMultiMediaStream* iface, HANDLE* phEOS)
 214 {
 215     IAMMultiMediaStreamImpl *This = impl_from_IAMMultiMediaStream(iface);
 216
 217     FIXME("(%p/%p)->(%p) stub!\n", This, iface, phEOS);
 218
 219     return E_NOTIMPL;
 220 }
 221
 222 /*** IAMMultiMediaStream methods ***/
 223 static HRESULT WINAPI IAMMultiMediaStreamImpl_Initialize(IAMMultiMediaStream* iface, STREAM_TYPE StreamType, DWORD dwFlags, IGraphBuilder* pFilterGraph)
 224 {
 225     IAMMultiMediaStreamImpl *This = impl_from_IAMMultiMediaStream(iface);
 226     HRESULT hr = S_OK;
 227
 228     TRACE("(%p/%p)->(%x,%x,%p)\n", This, iface, (DWORD)StreamType, dwFlags, pFilterGraph);
 229
 230     if (pFilterGraph)
 231     {
 232         This->pFilterGraph = pFilterGraph;
 233         IGraphBuilder_AddRef(This->pFilterGraph);
 234     }
 235     else
 236     {
 237         hr = CoCreateInstance(&CLSID_FilterGraph, NULL, CLSCTX_INPROC_SERVER, &IID_IGraphBuilder, (LPVOID*)&This->pFilterGraph);
 238     }
 239
 240     if (SUCCEEDED(hr))
 241     {
 242         This->StreamType = StreamType;
 243     }
 244
 245     return hr;
 246 }
 247
 248 static HRESULT WINAPI IAMMultiMediaStreamImpl_GetFilterGraph(IAMMultiMediaStream* iface, IGraphBuilder** ppGraphBuilder)
 249 {
 250     IAMMultiMediaStreamImpl *This = impl_from_IAMMultiMediaStream(iface);
 251
 252     TRACE("(%p/%p)->(%p)\n", This, iface, ppGraphBuilder);
 253
 254     if (!ppGraphBuilder)
 255         return E_POINTER;
 256
 257     if (This->pFilterGraph)
 258         return IFilterGraph_QueryInterface(This->pFilterGraph, &IID_IGraphBuilder, (void**)ppGraphBuilder);
 259     else
 260         *ppGraphBuilder = NULL;
 261
 262     return S_OK;
 263 }
 264
 265 static HRESULT WINAPI IAMMultiMediaStreamImpl_GetFilter(IAMMultiMediaStream* iface, IMediaStreamFilter** ppFilter)
 266 {
 267     IAMMultiMediaStreamImpl *This = impl_from_IAMMultiMediaStream(iface);
 268
 269     FIXME("(%p/%p)->(%p) stub!\n", This, iface, ppFilter);
 270
 271     return E_NOTIMPL;
 272 }
 273
 274 static HRESULT WINAPI IAMMultiMediaStreamImpl_AddMediaStream(IAMMultiMediaStream* iface, IUnknown* pStreamObject, const MSPID* PurposeId,
 275                                           DWORD dwFlags, IMediaStream** ppNewStream)
 276 {
 277     IAMMultiMediaStreamImpl *This = impl_from_IAMMultiMediaStream(iface);
 278     HRESULT hr;
 279     IMediaStream* pStream;
 280     IMediaStream** pNewStreams;
 281
 282     FIXME("(%p/%p)->(%p,%s,%x,%p) partial stub!\n", This, iface, pStreamObject, debugstr_guid(PurposeId), dwFlags, ppNewStream);
 283
 284     hr = mediastream_create((IMultiMediaStream*)iface, PurposeId, This->StreamType, &pStream);
 285     if (SUCCEEDED(hr))
 286     {
 287         pNewStreams = CoTaskMemRealloc(This->pStreams, (This->nbStreams+1) * sizeof(IMediaStream*));
 288         if (!pNewStreams)
 289         {
 290             IMediaStream_Release(pStream);
 291             return E_OUTOFMEMORY;
 292         }
 293         This->pStreams = pNewStreams;
 294         This->pStreams[This->nbStreams] = pStream;
 295         This->nbStreams++;
 296
 297         if (ppNewStream)
 298             *ppNewStream = pStream;
 299     }
 300
 301     return hr;
 302 }
 303
 304 static HRESULT WINAPI IAMMultiMediaStreamImpl_OpenFile(IAMMultiMediaStream* iface, LPCWSTR pszFileName, DWORD dwFlags)
 305 {
 306     HRESULT ret;
 307     IAMMultiMediaStreamImpl *This = impl_from_IAMMultiMediaStream(iface);
 308     IFileSourceFilter *SourceFilter;
 309     IBaseFilter *BaseFilter;
 310     IEnumPins *EnumPins;
 311     IPin *ipin;
 312     PIN_DIRECTION pin_direction;
 313
 314     TRACE("(%p/%p)->(%s,%x)\n", This, iface, debugstr_w(pszFileName), dwFlags);
 315
 316     /* If Initialize was not called before, we do it here */
 317     if (!This->pFilterGraph)
 318     {
 319         ret = IAMMultiMediaStream_Initialize(iface, STREAMTYPE_READ, 0, NULL);
 320         if (FAILED(ret))
 321             return ret;
 322     }
 323
 324     ret = CoCreateInstance(&CLSID_AsyncReader, NULL, CLSCTX_INPROC_SERVER, &IID_IFileSourceFilter, (void**)&SourceFilter);
 325     if(ret != S_OK)
 326         return ret;
 327
 328     ret = IGraphBuilder_AddSourceFilter(This->pFilterGraph, pszFileName, pszFileName, &BaseFilter);
 329     if (FAILED(ret))
 330         goto end;
 331
 332     ret = IFileSourceFilter_Load(SourceFilter, pszFileName, NULL);
 333     if(ret != S_OK)
 334     {
 335         IFileSourceFilter_Release(SourceFilter);
 336         return ret;
 337     }
 338
 339     ret = IFileSourceFilter_QueryInterface(SourceFilter, &IID_IBaseFilter, (void**)&BaseFilter);
 340     if(ret != S_OK)
 341     {
 342         IFileSourceFilter_Release(SourceFilter);
 343         return ret;
 344     }
 345
 346     ret = IBaseFilter_EnumPins(BaseFilter, &EnumPins);
 347     if(ret != S_OK)
 348     {
 349         goto end;
 350     }
 351
 352     ret = IEnumPins_Next(EnumPins, 1, &ipin, NULL);
 353     if (ret == S_OK)
 354     {
 355         ret = IPin_QueryDirection(ipin, &pin_direction);
 356         IEnumPins_Release(EnumPins);
 357         if (ret == S_OK && pin_direction == PINDIR_OUTPUT)
 358             This->ipin = ipin;
 359     }
 360     else
 361     {
 362         IEnumPins_Release(EnumPins);
 363     }
 364
 365 end:
 366     IBaseFilter_Release(BaseFilter);
 367     IFileSourceFilter_Release(SourceFilter);
 368     return ret;
 369 }
 370
 371 static HRESULT WINAPI IAMMultiMediaStreamImpl_OpenMoniker(IAMMultiMediaStream* iface, IBindCtx* pCtx, IMoniker* pMoniker, DWORD dwFlags)
 372 {
 373     IAMMultiMediaStreamImpl *This = impl_from_IAMMultiMediaStream(iface);
 374
 375     FIXME("(%p/%p)->(%p,%p,%x) stub!\n", This, iface, pCtx, pMoniker, dwFlags);
 376
 377     return E_NOTIMPL;
 378 }
 379
 380 static HRESULT WINAPI IAMMultiMediaStreamImpl_Render(IAMMultiMediaStream* iface, DWORD dwFlags)
 381 {
 382     IAMMultiMediaStreamImpl *This = impl_from_IAMMultiMediaStream(iface);
 383
 384     FIXME("(%p/%p)->(%x) partial stub!\n", This, iface, dwFlags);
 385
 386     if(dwFlags != AMMSF_NOCLOCK)
 387         return E_INVALIDARG;
 388
 389     return IGraphBuilder_Render(This->pFilterGraph, This->ipin);
 390 }
 391
 392 static const IAMMultiMediaStreamVtbl AM_Vtbl =
 393 {
 394     IAMMultiMediaStreamImpl_QueryInterface,
 395     IAMMultiMediaStreamImpl_AddRef,
 396     IAMMultiMediaStreamImpl_Release,
 397     IAMMultiMediaStreamImpl_GetInformation,
 398     IAMMultiMediaStreamImpl_GetMediaStream,
 399     IAMMultiMediaStreamImpl_EnumMediaStreams,
 400     IAMMultiMediaStreamImpl_GetState,
 401     IAMMultiMediaStreamImpl_SetState,
 402     IAMMultiMediaStreamImpl_GetTime,
 403     IAMMultiMediaStreamImpl_GetDuration,
 404     IAMMultiMediaStreamImpl_Seek,
 405     IAMMultiMediaStreamImpl_GetEndOfStream,
 406     IAMMultiMediaStreamImpl_Initialize,
 407     IAMMultiMediaStreamImpl_GetFilterGraph,
 408     IAMMultiMediaStreamImpl_GetFilter,
 409     IAMMultiMediaStreamImpl_AddMediaStream,
 410     IAMMultiMediaStreamImpl_OpenFile,
 411     IAMMultiMediaStreamImpl_OpenMoniker,
 412     IAMMultiMediaStreamImpl_Render
 413 };