shell32: Fix compiler warnings with flag -Wcast-qual.
[wine] / 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 file contains the (internal) driver registration functions,
8  * driver enumeration APIs and DirectDraw creation functions.
9  *
10  * This library is free software; you can redistribute it and/or
11  * modify it under the terms of the GNU Lesser General Public
12  * License as published by the Free Software Foundation; either
13  * version 2.1 of the License, or (at your option) any later version.
14  *
15  * This library is distributed in the hope that it will be useful,
16  * but WITHOUT ANY WARRANTY; without even the implied warranty of
17  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
18  * Lesser General Public License for more details.
19  *
20  * You should have received a copy of the GNU Lesser General Public
21  * License along with this library; if not, write to the Free Software
22  * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA
23  */
24
25 #include "wine/debug.h"
26
27 #define COBJMACROS
28
29 #include "winbase.h"
30 #include "wingdi.h"
31
32 #include "amstream_private.h"
33 #include "amstream.h"
34
35 WINE_DEFAULT_DEBUG_CHANNEL(amstream);
36
37 typedef struct {
38     const IAMMultiMediaStreamVtbl *lpVtbl;
39     LONG ref;
40     IGraphBuilder* pFilterGraph;
41     IPin* ipin;
42     IGraphBuilder* GraphBuilder;
43     ULONG nbStreams;
44     IMediaStream** pStreams;
45     STREAM_TYPE StreamType;
46 } IAMMultiMediaStreamImpl;
47
48 static const struct IAMMultiMediaStreamVtbl AM_Vtbl;
49
50 HRESULT AM_create(IUnknown *pUnkOuter, LPVOID *ppObj)
51 {
52     IAMMultiMediaStreamImpl* object; 
53
54     TRACE("(%p,%p)\n", pUnkOuter, ppObj);
55
56     if( pUnkOuter )
57         return CLASS_E_NOAGGREGATION;
58
59     object = HeapAlloc(GetProcessHeap(), HEAP_ZERO_MEMORY, sizeof(IAMMultiMediaStreamImpl));
60     if (!object)
61     {
62         ERR("Out of memory\n");
63         return E_OUTOFMEMORY;
64     }
65
66     object->lpVtbl = &AM_Vtbl;
67     object->ref = 1;
68
69     *ppObj = object;
70
71     return S_OK;
72 }
73
74 /*** IUnknown methods ***/
75 static HRESULT WINAPI IAMMultiMediaStreamImpl_QueryInterface(IAMMultiMediaStream* iface, REFIID riid, void** ppvObject)
76 {
77     IAMMultiMediaStreamImpl *This = (IAMMultiMediaStreamImpl *)iface;
78
79     TRACE("(%p/%p)->(%s,%p)\n", iface, This, debugstr_guid(riid), ppvObject);
80
81     if (IsEqualGUID(riid, &IID_IUnknown) ||
82         IsEqualGUID(riid, &IID_IAMMultiMediaStream))
83     {
84         IClassFactory_AddRef(iface);
85         *ppvObject = This;
86         return S_OK;
87     }
88
89     ERR("(%p)->(%s,%p),not found\n",This,debugstr_guid(riid),ppvObject);
90
91     return E_NOINTERFACE;
92 }
93
94 static ULONG WINAPI IAMMultiMediaStreamImpl_AddRef(IAMMultiMediaStream* iface)
95 {
96     IAMMultiMediaStreamImpl *This = (IAMMultiMediaStreamImpl *)iface;
97
98     TRACE("(%p/%p)\n", iface, This);
99
100     return InterlockedIncrement(&This->ref);
101 }
102
103 static ULONG WINAPI IAMMultiMediaStreamImpl_Release(IAMMultiMediaStream* iface)
104 {
105     IAMMultiMediaStreamImpl *This = (IAMMultiMediaStreamImpl *)iface;
106     ULONG ref = InterlockedDecrement(&This->ref);
107
108     TRACE("(%p/%p)\n", iface, This);
109
110     if (!ref)
111         HeapFree(GetProcessHeap(), 0, This);
112
113     return ref;
114 }
115
116 /*** IMultiMediaStream methods ***/
117 static HRESULT WINAPI IAMMultiMediaStreamImpl_GetInformation(IAMMultiMediaStream* iface, DWORD* pdwFlags, STREAM_TYPE* pStreamType)
118 {
119     IAMMultiMediaStreamImpl *This = (IAMMultiMediaStreamImpl *)iface;
120
121     FIXME("(%p/%p)->(%p,%p) stub!\n", This, iface, pdwFlags, pStreamType);
122
123     return E_NOTIMPL;
124 }
125
126 static HRESULT WINAPI IAMMultiMediaStreamImpl_GetMediaStream(IAMMultiMediaStream* iface, REFMSPID idPurpose, IMediaStream** ppMediaStream)
127 {
128     IAMMultiMediaStreamImpl *This = (IAMMultiMediaStreamImpl *)iface;
129     MSPID PurposeId;
130     unsigned int i;
131
132     TRACE("(%p/%p)->(%s,%p)\n", This, iface, debugstr_guid(idPurpose), ppMediaStream);
133
134     for (i = 0; i < This->nbStreams; i++)
135     {
136         IMediaStream_GetInformation(This->pStreams[i], &PurposeId, NULL);
137         if (IsEqualIID(&PurposeId, idPurpose))
138         {
139             *ppMediaStream = This->pStreams[i];
140             IMediaStream_AddRef(*ppMediaStream);
141             return S_OK;
142         }
143     }
144
145     return MS_E_NOSTREAM;
146 }
147
148 static HRESULT WINAPI IAMMultiMediaStreamImpl_EnumMediaStreams(IAMMultiMediaStream* iface, LONG Index, IMediaStream** ppMediaStream)
149 {
150     IAMMultiMediaStreamImpl *This = (IAMMultiMediaStreamImpl *)iface;
151
152     FIXME("(%p/%p)->(%d,%p) stub!\n", This, iface, Index, ppMediaStream);
153
154     return E_NOTIMPL;
155 }
156
157 static HRESULT WINAPI IAMMultiMediaStreamImpl_GetState(IAMMultiMediaStream* iface, STREAM_STATE* pCurrentState)
158 {
159     IAMMultiMediaStreamImpl *This = (IAMMultiMediaStreamImpl *)iface;
160
161     FIXME("(%p/%p)->(%p) stub!\n", This, iface, pCurrentState);
162
163     return E_NOTIMPL;
164 }
165
166 static HRESULT WINAPI IAMMultiMediaStreamImpl_SetState(IAMMultiMediaStream* iface, STREAM_STATE NewState)
167 {
168     IAMMultiMediaStreamImpl *This = (IAMMultiMediaStreamImpl *)iface;
169
170     FIXME("(%p/%p)->() stub!\n", This, iface);
171
172     return E_NOTIMPL;
173 }
174
175 static HRESULT WINAPI IAMMultiMediaStreamImpl_GetTime(IAMMultiMediaStream* iface, STREAM_TIME* pCurrentTime)
176 {
177     IAMMultiMediaStreamImpl *This = (IAMMultiMediaStreamImpl *)iface;
178
179     FIXME("(%p/%p)->(%p) stub!\n", This, iface, pCurrentTime);
180
181     return E_NOTIMPL;
182 }
183
184 static HRESULT WINAPI IAMMultiMediaStreamImpl_GetDuration(IAMMultiMediaStream* iface, STREAM_TIME* pDuration)
185 {
186     IAMMultiMediaStreamImpl *This = (IAMMultiMediaStreamImpl *)iface;
187
188     FIXME("(%p/%p)->(%p) stub!\n", This, iface, pDuration);
189
190     return E_NOTIMPL;
191 }
192
193 static HRESULT WINAPI IAMMultiMediaStreamImpl_Seek(IAMMultiMediaStream* iface, STREAM_TIME SeekTime)
194 {
195     IAMMultiMediaStreamImpl *This = (IAMMultiMediaStreamImpl *)iface;
196
197     FIXME("(%p/%p)->() stub!\n", This, iface);
198
199     return E_NOTIMPL;
200 }
201
202 static HRESULT WINAPI IAMMultiMediaStreamImpl_GetEndOfStream(IAMMultiMediaStream* iface, HANDLE* phEOS)
203 {
204     IAMMultiMediaStreamImpl *This = (IAMMultiMediaStreamImpl *)iface;
205
206     FIXME("(%p/%p)->(%p) stub!\n", This, iface, phEOS);
207
208     return E_NOTIMPL;
209 }
210
211 /*** IAMMultiMediaStream methods ***/
212 static HRESULT WINAPI IAMMultiMediaStreamImpl_Initialize(IAMMultiMediaStream* iface, STREAM_TYPE StreamType, DWORD dwFlags, IGraphBuilder* pFilterGraph)
213 {
214     IAMMultiMediaStreamImpl *This = (IAMMultiMediaStreamImpl *)iface;
215     HRESULT hr = S_OK;
216
217     TRACE("(%p/%p)->(%x,%x,%p)\n", This, iface, (DWORD)StreamType, dwFlags, pFilterGraph);
218
219     if (pFilterGraph)
220     {
221         This->pFilterGraph = pFilterGraph;
222         IGraphBuilder_AddRef(This->pFilterGraph);
223     }
224     else
225     {
226         hr = CoCreateInstance(&CLSID_FilterGraph, NULL, CLSCTX_INPROC_SERVER, &IID_IGraphBuilder, (LPVOID*)&This->pFilterGraph);
227     }
228
229     if (SUCCEEDED(hr))
230     {
231         This->StreamType = StreamType;
232     }
233
234     return hr;
235 }
236
237 static HRESULT WINAPI IAMMultiMediaStreamImpl_GetFilterGraph(IAMMultiMediaStream* iface, IGraphBuilder** ppGraphBuilder)
238 {
239     IAMMultiMediaStreamImpl *This = (IAMMultiMediaStreamImpl *)iface;
240
241     TRACE("(%p/%p)->(%p)\n", This, iface, ppGraphBuilder);
242
243     if (!ppGraphBuilder)
244         return E_POINTER;
245
246     if (This->pFilterGraph)
247         return IFilterGraph_QueryInterface(This->pFilterGraph, &IID_IGraphBuilder, (void**)ppGraphBuilder);
248     else
249         *ppGraphBuilder = NULL;
250
251     return S_OK;
252 }
253
254 static HRESULT WINAPI IAMMultiMediaStreamImpl_GetFilter(IAMMultiMediaStream* iface, IMediaStreamFilter** ppFilter)
255 {
256     IAMMultiMediaStreamImpl *This = (IAMMultiMediaStreamImpl *)iface;
257
258     FIXME("(%p/%p)->(%p) stub!\n", This, iface, ppFilter); 
259
260     return E_NOTIMPL;
261 }
262
263 static HRESULT WINAPI IAMMultiMediaStreamImpl_AddMediaStream(IAMMultiMediaStream* iface, IUnknown* pStreamObject, const MSPID* PurposeId,
264                                           DWORD dwFlags, IMediaStream** ppNewStream)
265 {
266     IAMMultiMediaStreamImpl *This = (IAMMultiMediaStreamImpl *)iface;
267     HRESULT hr;
268     IMediaStream* pStream;
269     IMediaStream** pNewStreams;
270
271     FIXME("(%p/%p)->(%p,%s,%x,%p) partial stub!\n", This, iface, pStreamObject, debugstr_guid(PurposeId), dwFlags, ppNewStream);
272
273     if (IsEqualGUID(PurposeId, &MSPID_PrimaryVideo))
274         hr = DirectDrawMediaStream_create((IMultiMediaStream*)iface, PurposeId, This->StreamType, &pStream);
275     else
276         hr = MediaStream_create((IMultiMediaStream*)iface, PurposeId, This->StreamType, &pStream);
277
278     if (SUCCEEDED(hr))
279     {
280         pNewStreams = CoTaskMemAlloc((This->nbStreams+1)*sizeof(IMediaStream*));
281         if (!pNewStreams)
282         {
283             IMediaStream_Release(pStream);
284             return E_OUTOFMEMORY;
285         }
286         if (This->nbStreams)
287             CopyMemory(pNewStreams, This->pStreams, This->nbStreams*sizeof(IMediaStream*));
288         CoTaskMemFree(This->pStreams);
289         This->pStreams = pNewStreams;
290         This->pStreams[This->nbStreams] = pStream;
291         This->nbStreams++;
292
293         if (ppNewStream)
294             *ppNewStream = pStream;
295     }
296
297     return hr;
298 }
299
300 static HRESULT WINAPI IAMMultiMediaStreamImpl_OpenFile(IAMMultiMediaStream* iface, LPCWSTR pszFileName, DWORD dwFlags)
301 {
302     HRESULT ret;
303     IAMMultiMediaStreamImpl *This = (IAMMultiMediaStreamImpl *)iface;
304     IFileSourceFilter *SourceFilter;
305     IBaseFilter *BaseFilter;
306     IEnumPins *EnumPins;
307     IPin *ipin;
308     PIN_DIRECTION pin_direction;
309
310     TRACE("(%p/%p)->(%s,%x)\n", This, iface, debugstr_w(pszFileName), dwFlags);
311
312     ret = CoCreateInstance(&CLSID_AsyncReader, NULL, CLSCTX_INPROC_SERVER, &IID_IFileSourceFilter, (void**)&SourceFilter);
313     if(ret != S_OK)
314         return ret;
315
316     ret = IFileSourceFilter_Load(SourceFilter, pszFileName, NULL);
317     if(ret != S_OK)
318     {
319         IFileSourceFilter_Release(SourceFilter);
320         return ret;
321     }
322
323     ret = IFileSourceFilter_QueryInterface(SourceFilter, &IID_IBaseFilter, (void**)&BaseFilter);
324     if(ret != S_OK)
325     {
326         IFileSourceFilter_Release(SourceFilter);
327         return ret;
328     }
329
330     ret = IBaseFilter_EnumPins(BaseFilter, &EnumPins);
331     if(ret != S_OK)
332     {
333         goto end;
334     }
335
336     ret = IEnumPins_Next(EnumPins, 1, &ipin, NULL);
337     if(ret == S_OK)
338     {
339         ret = IPin_QueryDirection(ipin, &pin_direction);
340         IEnumPins_Release(EnumPins);
341         if(ret == S_OK && pin_direction == PINDIR_OUTPUT)
342             This->ipin = ipin;
343         else
344             goto end;
345     }
346     else
347     {
348         IEnumPins_Release(EnumPins);
349         goto end;
350     }
351
352     /* If Initialize was not called before, we do it here */
353     if (!This->pFilterGraph)
354     {
355         ret = IAMMultiMediaStream_Initialize(iface, STREAMTYPE_READ, 0, NULL);
356         if (FAILED(ret))
357             goto end;
358     }
359
360     ret = IFilterGraph_QueryInterface(This->pFilterGraph, &IID_IGraphBuilder, (void**)&This->GraphBuilder);
361     if(ret != S_OK)
362     {
363         goto end;
364     }
365
366     ret = IGraphBuilder_AddSourceFilter(This->GraphBuilder, pszFileName, pszFileName, &BaseFilter);
367
368 end:
369     IBaseFilter_Release(BaseFilter);
370     IFileSourceFilter_Release(SourceFilter);
371     return ret;
372 }
373
374 static HRESULT WINAPI IAMMultiMediaStreamImpl_OpenMoniker(IAMMultiMediaStream* iface, IBindCtx* pCtx, IMoniker* pMoniker, DWORD dwFlags)
375 {
376     IAMMultiMediaStreamImpl *This = (IAMMultiMediaStreamImpl *)iface;
377
378     FIXME("(%p/%p)->(%p,%p,%x) stub!\n", This, iface, pCtx, pMoniker, dwFlags);
379
380     return E_NOTIMPL;
381 }
382
383 static HRESULT WINAPI IAMMultiMediaStreamImpl_Render(IAMMultiMediaStream* iface, DWORD dwFlags)
384 {
385     IAMMultiMediaStreamImpl *This = (IAMMultiMediaStreamImpl *)iface;
386
387     FIXME("(%p/%p)->(%x) partial stub!\n", This, iface, dwFlags);
388
389     if(dwFlags != AMMSF_NOCLOCK)
390         return E_INVALIDARG;
391
392     return IGraphBuilder_Render(This->GraphBuilder, This->ipin);
393 }
394
395 static const IAMMultiMediaStreamVtbl AM_Vtbl =
396 {
397     IAMMultiMediaStreamImpl_QueryInterface,
398     IAMMultiMediaStreamImpl_AddRef,
399     IAMMultiMediaStreamImpl_Release,
400     IAMMultiMediaStreamImpl_GetInformation,
401     IAMMultiMediaStreamImpl_GetMediaStream,
402     IAMMultiMediaStreamImpl_EnumMediaStreams,
403     IAMMultiMediaStreamImpl_GetState,
404     IAMMultiMediaStreamImpl_SetState,
405     IAMMultiMediaStreamImpl_GetTime,
406     IAMMultiMediaStreamImpl_GetDuration,
407     IAMMultiMediaStreamImpl_Seek,
408     IAMMultiMediaStreamImpl_GetEndOfStream,
409     IAMMultiMediaStreamImpl_Initialize,
410     IAMMultiMediaStreamImpl_GetFilterGraph,
411     IAMMultiMediaStreamImpl_GetFilter,
412     IAMMultiMediaStreamImpl_AddMediaStream,
413     IAMMultiMediaStreamImpl_OpenFile,
414     IAMMultiMediaStreamImpl_OpenMoniker,
415     IAMMultiMediaStreamImpl_Render
416 };