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wine/dlls/dmime/segment.c

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  1 /* IDirectMusicSegment8 Implementation
  2  *
  3  * Copyright (C) 2003-2004 Rok Mandeljc
  4  * Copyright (C) 2003-2004 Raphael Junqueira
  5  *
  6  * This program is free software; you can redistribute it and/or
  7  * modify it under the terms of the GNU Lesser General Public
  8  * License as published by the Free Software Foundation; either
  9  * version 2.1 of the License, or (at your option) any later version.
 10  *
 11  * This program is distributed in the hope that it will be useful,
 12  * but WITHOUT ANY WARRANTY; without even the implied warranty of
 13  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
 14  * Lesser General Public License for more details.
 15  *
 16  * You should have received a copy of the GNU Lesser General Public
 17  * License along with this program; if not, write to the Free Software
 18  * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA
 19  */
 20 
 21 #include "dmime_private.h"
 22 
 23 WINE_DEFAULT_DEBUG_CHANNEL(dmime);
 24 WINE_DECLARE_DEBUG_CHANNEL(dmfile);
 25 
 26 /*****************************************************************************
 27  * IDirectMusicSegmentImpl implementation
 28  */
 29 /* IDirectMusicSegment IUnknown part: */
 30 static HRESULT WINAPI IDirectMusicSegment8Impl_IUnknown_QueryInterface (LPUNKNOWN iface, REFIID riid, LPVOID *ppobj) {
 31         ICOM_THIS_MULTI(IDirectMusicSegment8Impl, UnknownVtbl, iface);
 32         TRACE("(%p, %s, %p)\n", This, debugstr_dmguid(riid), ppobj);
 33         
 34         if (IsEqualIID (riid, &IID_IUnknown)) {
 35                 *ppobj = (LPVOID)&This->UnknownVtbl;
 36                 IUnknown_AddRef (iface);
 37                 return S_OK;    
 38         } else if (IsEqualIID (riid, &IID_IDirectMusicSegment)
 39         || IsEqualIID (riid, &IID_IDirectMusicSegment2)
 40         || IsEqualIID (riid, &IID_IDirectMusicSegment8)) {
 41                 *ppobj = (LPVOID)&This->SegmentVtbl;
 42                 IUnknown_AddRef (iface);
 43                 return S_OK;
 44         } else if (IsEqualIID (riid, &IID_IDirectMusicObject)) {
 45                 *ppobj = (LPVOID)&This->ObjectVtbl;
 46                 IUnknown_AddRef (iface);
 47                 return S_OK;
 48         } else if (IsEqualIID (riid, &IID_IPersistStream)) {
 49                 *ppobj = (LPVOID)&This->PersistStreamVtbl;
 50                 IUnknown_AddRef (iface);
 51                 return S_OK;
 52         }
 53         
 54         WARN("(%p, %s, %p): not found\n", This, debugstr_dmguid(riid), ppobj);
 55         return E_NOINTERFACE;
 56 }
 57 
 58 static ULONG WINAPI IDirectMusicSegment8Impl_IUnknown_AddRef (LPUNKNOWN iface) {
 59         ICOM_THIS_MULTI(IDirectMusicSegment8Impl, UnknownVtbl, iface);
 60         ULONG ref = InterlockedIncrement(&This->ref);
 61 
 62         TRACE("(%p): AddRef from %d\n", This, ref - 1);
 63 
 64         DMIME_LockModule();
 65 
 66         return ref;
 67 }
 68 
 69 static ULONG WINAPI IDirectMusicSegment8Impl_IUnknown_Release (LPUNKNOWN iface) {
 70         ICOM_THIS_MULTI(IDirectMusicSegment8Impl, UnknownVtbl, iface);
 71         ULONG ref = InterlockedDecrement(&This->ref);
 72         TRACE("(%p): ReleaseRef to %d\n", This, ref);
 73         
 74         if (ref == 0) {
 75                 HeapFree(GetProcessHeap(), 0, This);
 76         }
 77 
 78         DMIME_UnlockModule();
 79         
 80         return ref;
 81 }
 82 
 83 static const IUnknownVtbl DirectMusicSegment8_Unknown_Vtbl = {
 84   IDirectMusicSegment8Impl_IUnknown_QueryInterface,
 85   IDirectMusicSegment8Impl_IUnknown_AddRef,
 86   IDirectMusicSegment8Impl_IUnknown_Release
 87 };
 88 
 89 /* IDirectMusicSegmentImpl IDirectMusicSegment part: */
 90 static HRESULT WINAPI IDirectMusicSegment8Impl_IDirectMusicSegment8_QueryInterface (LPDIRECTMUSICSEGMENT8 iface, REFIID riid, LPVOID *ppobj) {
 91   ICOM_THIS_MULTI(IDirectMusicSegment8Impl, SegmentVtbl, iface);
 92   return IUnknown_QueryInterface ((LPUNKNOWN)&This->UnknownVtbl, riid, ppobj);
 93 }
 94 
 95 static ULONG WINAPI IDirectMusicSegment8Impl_IDirectMusicSegment8_AddRef (LPDIRECTMUSICSEGMENT8 iface) {
 96   ICOM_THIS_MULTI(IDirectMusicSegment8Impl, SegmentVtbl, iface);
 97   return IUnknown_AddRef ((LPUNKNOWN)&This->UnknownVtbl);
 98 }
 99 
100 static ULONG WINAPI IDirectMusicSegment8Impl_IDirectMusicSegment8_Release (LPDIRECTMUSICSEGMENT8 iface) {
101   ICOM_THIS_MULTI(IDirectMusicSegment8Impl, SegmentVtbl, iface);
102   return IUnknown_Release ((LPUNKNOWN)&This->UnknownVtbl);
103 }
104 
105 static HRESULT WINAPI IDirectMusicSegment8Impl_IDirectMusicSegment8_GetLength (LPDIRECTMUSICSEGMENT8 iface, MUSIC_TIME* pmtLength) {
106   ICOM_THIS_MULTI(IDirectMusicSegment8Impl, SegmentVtbl, iface);
107   TRACE("(%p, %p)\n", This, pmtLength);
108   if (NULL == pmtLength) {
109     return E_POINTER;
110   }
111   *pmtLength = This->header.mtLength;
112   return S_OK;
113 }
114 
115 static HRESULT WINAPI IDirectMusicSegment8Impl_IDirectMusicSegment8_SetLength (LPDIRECTMUSICSEGMENT8 iface, MUSIC_TIME mtLength) {
116   ICOM_THIS_MULTI(IDirectMusicSegment8Impl, SegmentVtbl, iface);
117   TRACE("(%p, %ld)\n", This, mtLength);
118   This->header.mtLength = mtLength;
119   return S_OK;
120 }
121 
122 static HRESULT WINAPI IDirectMusicSegment8Impl_IDirectMusicSegment8_GetRepeats (LPDIRECTMUSICSEGMENT8 iface, DWORD* pdwRepeats) { 
123   ICOM_THIS_MULTI(IDirectMusicSegment8Impl, SegmentVtbl, iface);
124   TRACE("(%p, %p)\n", This, pdwRepeats);
125   if (NULL == pdwRepeats) {
126     return E_POINTER;
127   }
128   *pdwRepeats = This->header.dwRepeats;
129   return S_OK;
130 }
131 
132 static HRESULT WINAPI IDirectMusicSegment8Impl_IDirectMusicSegment8_SetRepeats (LPDIRECTMUSICSEGMENT8 iface, DWORD dwRepeats) {
133   ICOM_THIS_MULTI(IDirectMusicSegment8Impl, SegmentVtbl, iface);
134   TRACE("(%p, %d)\n", This, dwRepeats);
135   This->header.dwRepeats = dwRepeats;
136   return S_OK;
137 }
138 
139 static HRESULT WINAPI IDirectMusicSegment8Impl_IDirectMusicSegment8_GetDefaultResolution (LPDIRECTMUSICSEGMENT8 iface, DWORD* pdwResolution) {
140   ICOM_THIS_MULTI(IDirectMusicSegment8Impl, SegmentVtbl, iface);
141   TRACE("(%p, %p)\n", This, pdwResolution);
142   if (NULL == pdwResolution) {
143     return E_POINTER;
144   }
145   *pdwResolution = This->header.dwResolution;
146   return S_OK;
147 }
148 
149 static HRESULT WINAPI IDirectMusicSegment8Impl_IDirectMusicSegment8_SetDefaultResolution (LPDIRECTMUSICSEGMENT8 iface, DWORD dwResolution) {
150   ICOM_THIS_MULTI(IDirectMusicSegment8Impl, SegmentVtbl, iface);
151   TRACE("(%p, %d)\n", This, dwResolution);
152   This->header.dwResolution = dwResolution;
153   return S_OK;
154 }
155 
156 static HRESULT WINAPI IDirectMusicSegment8Impl_IDirectMusicSegment8_GetTrack (LPDIRECTMUSICSEGMENT8 iface, REFGUID rguidType, DWORD dwGroupBits, DWORD dwIndex, IDirectMusicTrack** ppTrack) {
157   ICOM_THIS_MULTI(IDirectMusicSegment8Impl, SegmentVtbl, iface);
158   
159   CLSID pIt_clsid;
160   struct list* pEntry = NULL;
161   LPDMUS_PRIVATE_SEGMENT_TRACK pIt = NULL;
162   IPersistStream* pCLSIDStream = NULL;
163   HRESULT hr = S_OK;
164 
165   TRACE("(%p, %s, %d, 0x%x, %p)\n", This, debugstr_dmguid(rguidType), dwGroupBits, dwIndex, ppTrack);
166 
167   if (NULL == ppTrack) {
168     return E_POINTER;
169   }
170 
171   LIST_FOR_EACH (pEntry, &This->Tracks) {
172     pIt = LIST_ENTRY(pEntry, DMUS_PRIVATE_SEGMENT_TRACK, entry);
173     TRACE(" - %p -> 0x%x,%p\n", pIt, pIt->dwGroupBits, pIt->pTrack);
174     if (0xFFFFFFFF != dwGroupBits && 0 == (pIt->dwGroupBits & dwGroupBits)) continue ;
175     if (FALSE == IsEqualGUID(&GUID_NULL, rguidType)) {
176       /**
177        * it rguidType is not null we must check if CLSID are equals
178        * and the unique way to get it is using IPersistStream Interface
179        */
180       hr = IDirectMusicTrack_QueryInterface(pIt->pTrack, &IID_IPersistStream, (void**) &pCLSIDStream);
181       if (FAILED(hr)) {
182         ERR("(%p): object %p don't implement IPersistStream Interface. Expect a crash (critical problem)\n", This, pIt->pTrack);
183         continue ;
184       }
185       hr = IPersistStream_GetClassID(pCLSIDStream, &pIt_clsid);
186       IPersistStream_Release(pCLSIDStream); pCLSIDStream = NULL;
187       if (FAILED(hr)) {
188         ERR("(%p): non-implemented GetClassID for object %p\n", This, pIt->pTrack);
189         continue ;
190       }
191       TRACE(" - %p -> %s\n", pIt, debugstr_dmguid(&pIt_clsid));
192       if (FALSE == IsEqualGUID(&pIt_clsid, rguidType)) continue ;
193     }
194     if (0 == dwIndex) {
195       *ppTrack = pIt->pTrack;
196       IDirectMusicTrack_AddRef(*ppTrack);
197       return S_OK;
198     } 
199     --dwIndex;
200   }  
201   return DMUS_E_NOT_FOUND;
202 }
203 
204 static HRESULT WINAPI IDirectMusicSegment8Impl_IDirectMusicSegment8_GetTrackGroup (LPDIRECTMUSICSEGMENT8 iface, IDirectMusicTrack* pTrack, DWORD* pdwGroupBits) {
205   ICOM_THIS_MULTI(IDirectMusicSegment8Impl, SegmentVtbl, iface);
206 
207   struct list* pEntry = NULL;
208   LPDMUS_PRIVATE_SEGMENT_TRACK pIt = NULL;
209 
210   TRACE("(%p, %p, %p)\n", This, pTrack, pdwGroupBits);
211 
212   if (NULL == pdwGroupBits) {
213     return E_POINTER;
214   }
215 
216   LIST_FOR_EACH (pEntry, &This->Tracks) {
217     pIt = LIST_ENTRY(pEntry, DMUS_PRIVATE_SEGMENT_TRACK, entry);
218     TRACE(" - %p -> %d,%p\n", pIt, pIt->dwGroupBits, pIt->pTrack);
219     if (NULL != pIt && pIt->pTrack == pTrack) {
220       *pdwGroupBits = pIt->dwGroupBits;
221       return S_OK;
222     }
223   }
224 
225   return DMUS_E_NOT_FOUND;
226 }
227 
228 static HRESULT WINAPI IDirectMusicSegment8Impl_IDirectMusicSegment8_InsertTrack (LPDIRECTMUSICSEGMENT8 iface, IDirectMusicTrack* pTrack, DWORD dwGroupBits) {
229   ICOM_THIS_MULTI(IDirectMusicSegment8Impl, SegmentVtbl, iface);
230 
231   DWORD i = 0;
232   struct list* pEntry = NULL;
233   LPDMUS_PRIVATE_SEGMENT_TRACK pIt = NULL;
234   LPDMUS_PRIVATE_SEGMENT_TRACK pNewSegTrack = NULL;
235 
236   TRACE("(%p, %p, %d)\n", This, pTrack, dwGroupBits);
237 
238   LIST_FOR_EACH (pEntry, &This->Tracks) {
239     i++;
240     pIt = LIST_ENTRY(pEntry, DMUS_PRIVATE_SEGMENT_TRACK, entry);
241     TRACE(" - #%u: %p -> %d,%p\n", i, pIt, pIt->dwGroupBits, pIt->pTrack);
242     if (NULL != pIt && pIt->pTrack == pTrack) {
243       ERR("(%p, %p): track is already in list\n", This, pTrack);
244       return E_FAIL;
245     }
246   }
247 
248   pNewSegTrack = HeapAlloc (GetProcessHeap (), HEAP_ZERO_MEMORY, sizeof(DMUS_PRIVATE_SEGMENT_TRACK));
249   if (NULL == pNewSegTrack) {
250     ERR(": no more memory\n");
251     return  E_OUTOFMEMORY;
252   }
253   pNewSegTrack->dwGroupBits = dwGroupBits;
254   pNewSegTrack->pTrack = pTrack;
255   IDirectMusicTrack_Init(pTrack, (IDirectMusicSegment *)iface);
256   IDirectMusicTrack_AddRef(pTrack);
257   list_add_tail (&This->Tracks, &pNewSegTrack->entry);
258 
259   return S_OK;
260 }
261 
262 static HRESULT WINAPI IDirectMusicSegment8Impl_IDirectMusicSegment8_RemoveTrack (LPDIRECTMUSICSEGMENT8 iface, IDirectMusicTrack* pTrack) {
263   ICOM_THIS_MULTI(IDirectMusicSegment8Impl, SegmentVtbl, iface);
264 
265   struct list* pEntry = NULL;
266   LPDMUS_PRIVATE_SEGMENT_TRACK pIt = NULL;
267 
268   TRACE("(%p, %p)\n", This, pTrack);
269 
270   LIST_FOR_EACH (pEntry, &This->Tracks) {
271     pIt = LIST_ENTRY(pEntry, DMUS_PRIVATE_SEGMENT_TRACK, entry);
272     if (pIt->pTrack == pTrack) {
273       TRACE("(%p, %p): track in list\n", This, pTrack);
274       
275       list_remove(&pIt->entry);
276       IDirectMusicTrack_Init(pIt->pTrack, NULL);
277       IDirectMusicTrack_Release(pIt->pTrack);
278       HeapFree(GetProcessHeap(), 0, pIt);   
279 
280       return S_OK;
281     }
282   }
283   
284   return S_FALSE;
285 }
286 
287 static HRESULT WINAPI IDirectMusicSegment8Impl_IDirectMusicSegment8_InitPlay (LPDIRECTMUSICSEGMENT8 iface, IDirectMusicSegmentState** ppSegState, IDirectMusicPerformance* pPerformance, DWORD dwFlags) {
288   ICOM_THIS_MULTI(IDirectMusicSegment8Impl, SegmentVtbl, iface);
289   HRESULT hr;
290   FIXME("(%p, %p, %p, %d): semi-stub\n", This, ppSegState, pPerformance, dwFlags);
291   if (NULL == ppSegState) {
292     return E_POINTER;
293   }
294   hr = DMUSIC_CreateDirectMusicSegmentStateImpl(&IID_IDirectMusicSegmentState, (void**) ppSegState, NULL);
295   if (FAILED(hr)) {
296     return hr;
297   }
298   /* TODO: DMUS_SEGF_FLAGS */
299   return S_OK;
300 }
301 
302 static HRESULT WINAPI IDirectMusicSegment8Impl_IDirectMusicSegment8_GetGraph (LPDIRECTMUSICSEGMENT8 iface, IDirectMusicGraph** ppGraph) {
303   ICOM_THIS_MULTI(IDirectMusicSegment8Impl, SegmentVtbl, iface);
304   FIXME("(%p, %p): semi-stub\n", This, ppGraph);
305   if (NULL == ppGraph) {
306     return E_POINTER;
307   }
308   if (NULL == This->pGraph) {
309     return DMUS_E_NOT_FOUND;
310   }
311   /** 
312    * should return This, as seen in msdn 
313    * "...The segment object implements IDirectMusicGraph directly..."
314    */
315   *ppGraph = This->pGraph;
316   IDirectMusicGraph_AddRef(This->pGraph);
317   return S_OK;
318 }
319 
320 static HRESULT WINAPI IDirectMusicSegment8Impl_IDirectMusicSegment8_SetGraph (LPDIRECTMUSICSEGMENT8 iface, IDirectMusicGraph* pGraph) {
321   ICOM_THIS_MULTI(IDirectMusicSegment8Impl, SegmentVtbl, iface);
322   FIXME("(%p, %p): to complete\n", This, pGraph);
323   if (NULL != This->pGraph) {
324     IDirectMusicGraph_Release(This->pGraph);
325   }
326   This->pGraph = pGraph;
327   if (NULL != This->pGraph) {
328     IDirectMusicGraph_AddRef(This->pGraph);
329   }
330   return S_OK;
331 }
332 
333 static HRESULT WINAPI IDirectMusicSegment8Impl_IDirectMusicSegment8_AddNotificationType (LPDIRECTMUSICSEGMENT8 iface, REFGUID rguidNotificationType) {
334   ICOM_THIS_MULTI(IDirectMusicSegment8Impl, SegmentVtbl, iface);
335   FIXME("(%p, %s): stub\n", This, debugstr_dmguid(rguidNotificationType));
336   return S_OK;
337 }
338 
339 static HRESULT WINAPI IDirectMusicSegment8Impl_IDirectMusicSegment8_RemoveNotificationType (LPDIRECTMUSICSEGMENT8 iface, REFGUID rguidNotificationType) {
340   ICOM_THIS_MULTI(IDirectMusicSegment8Impl, SegmentVtbl, iface);
341   FIXME("(%p, %s): stub\n", This, debugstr_dmguid(rguidNotificationType));
342   return S_OK;
343 }
344 
345 static HRESULT WINAPI IDirectMusicSegment8Impl_IDirectMusicSegment8_GetParam (LPDIRECTMUSICSEGMENT8 iface, REFGUID rguidType, DWORD dwGroupBits, DWORD dwIndex, MUSIC_TIME mtTime, MUSIC_TIME* pmtNext, void* pParam) {
346   ICOM_THIS_MULTI(IDirectMusicSegment8Impl, SegmentVtbl, iface);
347 
348   CLSID pIt_clsid;
349   struct list* pEntry = NULL;
350   IDirectMusicTrack* pTrack = NULL;
351   IPersistStream* pCLSIDStream = NULL;
352   LPDMUS_PRIVATE_SEGMENT_TRACK pIt = NULL;
353   HRESULT hr = S_OK;
354 
355   FIXME("(%p, %s, 0x%x, %d, %ld, %p, %p)\n", This, debugstr_dmguid(rguidType), dwGroupBits, dwIndex, mtTime, pmtNext, pParam);
356   
357   if (DMUS_SEG_ANYTRACK == dwIndex) {
358     
359     LIST_FOR_EACH (pEntry, &This->Tracks) {
360       pIt = LIST_ENTRY(pEntry, DMUS_PRIVATE_SEGMENT_TRACK, entry);
361 
362       TRACE(" - %p -> 0x%x,%p\n", pIt, pIt->dwGroupBits, pIt->pTrack);
363 
364       if (0xFFFFFFFF != dwGroupBits && 0 == (pIt->dwGroupBits & dwGroupBits)) continue ;
365       hr = IPersistStream_GetClassID(pCLSIDStream, &pIt_clsid);
366       IPersistStream_Release(pCLSIDStream); pCLSIDStream = NULL;
367       if (FAILED(hr)) {
368         ERR("(%p): non-implemented GetClassID for object %p\n", This, pIt->pTrack);
369         continue ;
370       }
371       if (FALSE == IsEqualGUID(&pIt_clsid, rguidType)) continue ;
372       if (FAILED(IDirectMusicTrack_IsParamSupported(pIt->pTrack, rguidType))) continue ;
373       hr = IDirectMusicTrack_GetParam(pIt->pTrack, rguidType, mtTime, pmtNext, pParam);
374       if (SUCCEEDED(hr)) return hr;
375     }
376     ERR("(%p): not found\n", This);
377     return DMUS_E_TRACK_NOT_FOUND;
378   } 
379 
380   hr = IDirectMusicSegment8Impl_IDirectMusicSegment8_GetTrack(iface, &GUID_NULL, dwGroupBits, dwIndex, &pTrack);
381   if (FAILED(hr)) {
382     ERR("(%p): not found\n", This);
383     return DMUS_E_TRACK_NOT_FOUND;
384   }
385 
386   hr = IDirectMusicTrack_GetParam(pTrack, rguidType, mtTime, pmtNext, pParam);
387   IDirectMusicTrack_Release(pTrack); pTrack = NULL;
388 
389   return hr;
390 }
391 
392 static HRESULT WINAPI IDirectMusicSegment8Impl_IDirectMusicSegment8_SetParam (LPDIRECTMUSICSEGMENT8 iface, REFGUID rguidType, DWORD dwGroupBits, DWORD dwIndex, MUSIC_TIME mtTime, void* pParam) {
393   ICOM_THIS_MULTI(IDirectMusicSegment8Impl, SegmentVtbl, iface);
394   FIXME("(%p, %s, %d, %d, %ld, %p): stub\n", This, debugstr_dmguid(rguidType), dwGroupBits, dwIndex, mtTime, pParam);
395   return S_OK;
396 }
397 
398 static HRESULT WINAPI IDirectMusicSegment8Impl_IDirectMusicSegment8_Clone (LPDIRECTMUSICSEGMENT8 iface, MUSIC_TIME mtStart, MUSIC_TIME mtEnd, IDirectMusicSegment** ppSegment) {
399   ICOM_THIS_MULTI(IDirectMusicSegment8Impl, SegmentVtbl, iface);
400   FIXME("(%p, %ld, %ld, %p): stub\n", This, mtStart, mtEnd, ppSegment);
401   return S_OK;
402 }
403 
404 static HRESULT WINAPI IDirectMusicSegment8Impl_IDirectMusicSegment8_SetStartPoint (LPDIRECTMUSICSEGMENT8 iface, MUSIC_TIME mtStart) {
405   ICOM_THIS_MULTI(IDirectMusicSegment8Impl, SegmentVtbl, iface);
406   TRACE("(%p, %ld)\n", This, mtStart);
407   if (mtStart >= This->header.mtLength) {
408     return DMUS_E_OUT_OF_RANGE;
409   }
410   This->header.mtPlayStart = mtStart;
411   return S_OK;
412 }
413 
414 static HRESULT WINAPI IDirectMusicSegment8Impl_IDirectMusicSegment8_GetStartPoint (LPDIRECTMUSICSEGMENT8 iface, MUSIC_TIME* pmtStart) {
415   ICOM_THIS_MULTI(IDirectMusicSegment8Impl, SegmentVtbl, iface);
416   TRACE("(%p, %p)\n", This, pmtStart);
417   if (NULL == pmtStart) {
418     return E_POINTER;
419   }
420   *pmtStart = This->header.mtPlayStart;
421   return S_OK;
422 }
423 
424 static HRESULT WINAPI IDirectMusicSegment8Impl_IDirectMusicSegment8_SetLoopPoints (LPDIRECTMUSICSEGMENT8 iface, MUSIC_TIME mtStart, MUSIC_TIME mtEnd) {
425   ICOM_THIS_MULTI(IDirectMusicSegment8Impl, SegmentVtbl, iface);
426   TRACE("(%p, %ld, %ld)\n", This, mtStart, mtEnd);
427   if (mtStart >= This->header.mtLength || mtEnd > This->header.mtLength || mtStart > mtEnd) {
428     return DMUS_E_OUT_OF_RANGE;
429   }
430   This->header.mtLoopStart = mtStart;
431   This->header.mtLoopEnd   = mtEnd;
432   return S_OK;
433 }
434 
435 static HRESULT WINAPI IDirectMusicSegment8Impl_IDirectMusicSegment8_GetLoopPoints (LPDIRECTMUSICSEGMENT8 iface, MUSIC_TIME* pmtStart, MUSIC_TIME* pmtEnd) {
436   ICOM_THIS_MULTI(IDirectMusicSegment8Impl, SegmentVtbl, iface);
437   TRACE("(%p, %p, %p)\n", This, pmtStart, pmtEnd);
438   if (NULL == pmtStart || NULL == pmtEnd) {
439     return E_POINTER;
440   }
441   *pmtStart = This->header.mtLoopStart;
442   *pmtEnd   = This->header.mtLoopEnd;
443   return S_OK;
444 }
445 
446 static HRESULT WINAPI IDirectMusicSegment8Impl_IDirectMusicSegment8_SetPChannelsUsed (LPDIRECTMUSICSEGMENT8 iface, DWORD dwNumPChannels, DWORD* paPChannels) {
447         ICOM_THIS_MULTI(IDirectMusicSegment8Impl, SegmentVtbl, iface);
448         FIXME("(%p, %d, %p): stub\n", This, dwNumPChannels, paPChannels);
449         return S_OK;
450 }
451 
452 static HRESULT WINAPI IDirectMusicSegment8Impl_IDirectMusicSegment8_SetTrackConfig (LPDIRECTMUSICSEGMENT8 iface, REFGUID rguidTrackClassID, DWORD dwGroupBits, DWORD dwIndex, DWORD dwFlagsOn, DWORD dwFlagsOff) {
453         ICOM_THIS_MULTI(IDirectMusicSegment8Impl, SegmentVtbl, iface);
454         FIXME("(%p, %s, %d, %d, %d, %d): stub\n", This, debugstr_dmguid(rguidTrackClassID), dwGroupBits, dwIndex, dwFlagsOn, dwFlagsOff);
455         return S_OK;
456 }
457 
458 static HRESULT WINAPI IDirectMusicSegment8Impl_IDirectMusicSegment8_GetAudioPathConfig (LPDIRECTMUSICSEGMENT8 iface, IUnknown** ppAudioPathConfig){
459         ICOM_THIS_MULTI(IDirectMusicSegment8Impl, SegmentVtbl, iface);
460         FIXME("(%p, %p): stub\n", This, ppAudioPathConfig);
461         return S_OK;
462 }
463 
464 static HRESULT WINAPI IDirectMusicSegment8Impl_IDirectMusicSegment8_Compose (LPDIRECTMUSICSEGMENT8 iface, MUSIC_TIME mtTime, IDirectMusicSegment* pFromSegment, IDirectMusicSegment* pToSegment, IDirectMusicSegment** ppComposedSegment) {
465         ICOM_THIS_MULTI(IDirectMusicSegment8Impl, SegmentVtbl, iface);
466         FIXME("(%p, %ld, %p, %p, %p): stub\n", This, mtTime, pFromSegment, pToSegment, ppComposedSegment);
467         return S_OK;
468 }
469 
470 static HRESULT WINAPI IDirectMusicSegment8Impl_IDirectMusicSegment8_Download (LPDIRECTMUSICSEGMENT8 iface, IUnknown *pAudioPath) {
471         ICOM_THIS_MULTI(IDirectMusicSegment8Impl, SegmentVtbl, iface);
472         FIXME("(%p, %p): stub\n", This, pAudioPath);
473         return S_OK;
474 }
475 
476 static HRESULT WINAPI IDirectMusicSegment8Impl_IDirectMusicSegment8_Unload (LPDIRECTMUSICSEGMENT8 iface, IUnknown *pAudioPath) {
477         ICOM_THIS_MULTI(IDirectMusicSegment8Impl, SegmentVtbl, iface);
478         FIXME("(%p, %p): stub\n", This, pAudioPath);
479         return S_OK;
480 }
481 
482 static const IDirectMusicSegment8Vtbl DirectMusicSegment8_Segment_Vtbl = {
483         IDirectMusicSegment8Impl_IDirectMusicSegment8_QueryInterface,
484         IDirectMusicSegment8Impl_IDirectMusicSegment8_AddRef,
485         IDirectMusicSegment8Impl_IDirectMusicSegment8_Release,
486         IDirectMusicSegment8Impl_IDirectMusicSegment8_GetLength,
487         IDirectMusicSegment8Impl_IDirectMusicSegment8_SetLength,
488         IDirectMusicSegment8Impl_IDirectMusicSegment8_GetRepeats,
489         IDirectMusicSegment8Impl_IDirectMusicSegment8_SetRepeats,
490         IDirectMusicSegment8Impl_IDirectMusicSegment8_GetDefaultResolution,
491         IDirectMusicSegment8Impl_IDirectMusicSegment8_SetDefaultResolution,
492         IDirectMusicSegment8Impl_IDirectMusicSegment8_GetTrack,
493         IDirectMusicSegment8Impl_IDirectMusicSegment8_GetTrackGroup,
494         IDirectMusicSegment8Impl_IDirectMusicSegment8_InsertTrack,
495         IDirectMusicSegment8Impl_IDirectMusicSegment8_RemoveTrack,
496         IDirectMusicSegment8Impl_IDirectMusicSegment8_InitPlay,
497         IDirectMusicSegment8Impl_IDirectMusicSegment8_GetGraph,
498         IDirectMusicSegment8Impl_IDirectMusicSegment8_SetGraph,
499         IDirectMusicSegment8Impl_IDirectMusicSegment8_AddNotificationType,
500         IDirectMusicSegment8Impl_IDirectMusicSegment8_RemoveNotificationType,
501         IDirectMusicSegment8Impl_IDirectMusicSegment8_GetParam,
502         IDirectMusicSegment8Impl_IDirectMusicSegment8_SetParam,
503         IDirectMusicSegment8Impl_IDirectMusicSegment8_Clone,
504         IDirectMusicSegment8Impl_IDirectMusicSegment8_SetStartPoint,
505         IDirectMusicSegment8Impl_IDirectMusicSegment8_GetStartPoint,
506         IDirectMusicSegment8Impl_IDirectMusicSegment8_SetLoopPoints,
507         IDirectMusicSegment8Impl_IDirectMusicSegment8_GetLoopPoints,
508         IDirectMusicSegment8Impl_IDirectMusicSegment8_SetPChannelsUsed,
509         IDirectMusicSegment8Impl_IDirectMusicSegment8_SetTrackConfig,
510         IDirectMusicSegment8Impl_IDirectMusicSegment8_GetAudioPathConfig,
511         IDirectMusicSegment8Impl_IDirectMusicSegment8_Compose,
512         IDirectMusicSegment8Impl_IDirectMusicSegment8_Download,
513         IDirectMusicSegment8Impl_IDirectMusicSegment8_Unload
514 };
515 
516 /* IDirectMusicSegment8Impl IDirectMusicObject part: */
517 static HRESULT WINAPI IDirectMusicSegment8Impl_IDirectMusicObject_QueryInterface (LPDIRECTMUSICOBJECT iface, REFIID riid, LPVOID *ppobj) {
518         ICOM_THIS_MULTI(IDirectMusicSegment8Impl, ObjectVtbl, iface);
519         return IUnknown_QueryInterface ((LPUNKNOWN)&This->UnknownVtbl, riid, ppobj);
520 }
521 
522 static ULONG WINAPI IDirectMusicSegment8Impl_IDirectMusicObject_AddRef (LPDIRECTMUSICOBJECT iface) {
523         ICOM_THIS_MULTI(IDirectMusicSegment8Impl, ObjectVtbl, iface);
524         return IUnknown_AddRef ((LPUNKNOWN)&This->UnknownVtbl);
525 }
526 
527 static ULONG WINAPI IDirectMusicSegment8Impl_IDirectMusicObject_Release (LPDIRECTMUSICOBJECT iface) {
528         ICOM_THIS_MULTI(IDirectMusicSegment8Impl, ObjectVtbl, iface);
529         return IUnknown_Release ((LPUNKNOWN)&This->UnknownVtbl);
530 }
531 
532 static HRESULT WINAPI IDirectMusicSegment8Impl_IDirectMusicObject_GetDescriptor (LPDIRECTMUSICOBJECT iface, LPDMUS_OBJECTDESC pDesc) {
533         ICOM_THIS_MULTI(IDirectMusicSegment8Impl, ObjectVtbl, iface);
534         TRACE("(%p, %p)\n", This, pDesc);
535         /* I think we shouldn't return pointer here since then values can be changed; it'd be a mess */
536         memcpy (pDesc, This->pDesc, This->pDesc->dwSize);
537         return S_OK;
538 }
539 
540 static HRESULT WINAPI IDirectMusicSegment8Impl_IDirectMusicObject_SetDescriptor (LPDIRECTMUSICOBJECT iface, LPDMUS_OBJECTDESC pDesc) {
541         ICOM_THIS_MULTI(IDirectMusicSegment8Impl, ObjectVtbl, iface);
542         TRACE("(%p, %p): setting descriptor:\n%s\n", This, pDesc, debugstr_DMUS_OBJECTDESC (pDesc));
543 
544         /* According to MSDN, we should copy only given values, not whole struct */     
545         if (pDesc->dwValidData & DMUS_OBJ_OBJECT)
546                 This->pDesc->guidObject = pDesc->guidObject;
547         if (pDesc->dwValidData & DMUS_OBJ_CLASS)
548                 This->pDesc->guidClass = pDesc->guidClass;
549         if (pDesc->dwValidData & DMUS_OBJ_NAME)
550                 lstrcpynW (This->pDesc->wszName, pDesc->wszName, DMUS_MAX_NAME);
551         if (pDesc->dwValidData & DMUS_OBJ_CATEGORY)
552                 lstrcpynW (This->pDesc->wszCategory, pDesc->wszCategory, DMUS_MAX_CATEGORY);
553         if (pDesc->dwValidData & DMUS_OBJ_FILENAME)
554                 lstrcpynW (This->pDesc->wszFileName, pDesc->wszFileName, DMUS_MAX_FILENAME);
555         if (pDesc->dwValidData & DMUS_OBJ_VERSION)
556                 This->pDesc->vVersion = pDesc->vVersion;
557         if (pDesc->dwValidData & DMUS_OBJ_DATE)
558                 This->pDesc->ftDate = pDesc->ftDate;
559         if (pDesc->dwValidData & DMUS_OBJ_MEMORY) {
560                 memcpy (&This->pDesc->llMemLength, &pDesc->llMemLength, sizeof (pDesc->llMemLength));                           
561                 memcpy (This->pDesc->pbMemData, pDesc->pbMemData, sizeof (pDesc->pbMemData));
562         }
563         if (pDesc->dwValidData & DMUS_OBJ_STREAM) {
564                 /* according to MSDN, we copy the stream */
565                 IStream_Clone (pDesc->pStream, &This->pDesc->pStream);  
566         }
567         
568         /* add new flags */
569         This->pDesc->dwValidData |= pDesc->dwValidData;
570 
571         return S_OK;
572 }
573 
574 static HRESULT WINAPI IDirectMusicSegment8Impl_IDirectMusicObject_ParseDescriptor (LPDIRECTMUSICOBJECT iface, LPSTREAM pStream, LPDMUS_OBJECTDESC pDesc) {
575         ICOM_THIS_MULTI(IDirectMusicSegment8Impl, ObjectVtbl, iface);
576         DMUS_PRIVATE_CHUNK Chunk;
577         DWORD StreamSize, StreamCount, ListSize[1], ListCount[1];
578         LARGE_INTEGER liMove; /* used when skipping chunks */
579 
580         TRACE("(%p,%p, %p)\n", This, pStream, pDesc);
581 
582         /* FIXME: should this be determined from stream? */
583         pDesc->dwValidData |= DMUS_OBJ_CLASS;
584         pDesc->guidClass = CLSID_DirectMusicSegment;
585 
586         IStream_Read (pStream, &Chunk, sizeof(FOURCC)+sizeof(DWORD), NULL);
587         TRACE_(dmfile)(": %s chunk (size = 0x%04x)", debugstr_fourcc (Chunk.fccID), Chunk.dwSize);
588         switch (Chunk.fccID) {  
589                 case FOURCC_RIFF: {
590                         IStream_Read (pStream, &Chunk.fccID, sizeof(FOURCC), NULL);                             
591                         TRACE_(dmfile)(": RIFF chunk of type %s", debugstr_fourcc(Chunk.fccID));
592                         StreamSize = Chunk.dwSize - sizeof(FOURCC);
593                         StreamCount = 0;
594                         if (Chunk.fccID == DMUS_FOURCC_SEGMENT_FORM) {
595                                 TRACE_(dmfile)(": segment form\n");
596                                 do {
597                                         IStream_Read (pStream, &Chunk, sizeof(FOURCC)+sizeof(DWORD), NULL);
598                                         StreamCount += sizeof(FOURCC) + sizeof(DWORD) + Chunk.dwSize;
599                                         TRACE_(dmfile)(": %s chunk (size = 0x%04x)", debugstr_fourcc (Chunk.fccID), Chunk.dwSize);
600                                         switch (Chunk.fccID) {
601                                                 case DMUS_FOURCC_GUID_CHUNK: {
602                                                         TRACE_(dmfile)(": GUID chunk\n");
603                                                         pDesc->dwValidData |= DMUS_OBJ_OBJECT;
604                                                         IStream_Read (pStream, &pDesc->guidObject, Chunk.dwSize, NULL);
605                                                         break;
606                                                 }
607                                                 case DMUS_FOURCC_VERSION_CHUNK: {
608                                                         TRACE_(dmfile)(": version chunk\n");
609                                                         pDesc->dwValidData |= DMUS_OBJ_VERSION;
610                                                         IStream_Read (pStream, &pDesc->vVersion, Chunk.dwSize, NULL);
611                                                         break;
612                                                 }
613                                                 case DMUS_FOURCC_CATEGORY_CHUNK: {
614                                                         TRACE_(dmfile)(": category chunk\n");
615                                                         pDesc->dwValidData |= DMUS_OBJ_CATEGORY;
616                                                         IStream_Read (pStream, pDesc->wszCategory, Chunk.dwSize, NULL);
617                                                         break;
618                                                 }
619                                                 case FOURCC_LIST: {
620                                                         IStream_Read (pStream, &Chunk.fccID, sizeof(FOURCC), NULL);                             
621                                                         TRACE_(dmfile)(": LIST chunk of type %s", debugstr_fourcc(Chunk.fccID));
622                                                         ListSize[0] = Chunk.dwSize - sizeof(FOURCC);
623                                                         ListCount[0] = 0;
624                                                         switch (Chunk.fccID) {
625                                                                 /* evil M$ UNFO list, which can (!?) contain INFO elements */
626                                                                 case DMUS_FOURCC_UNFO_LIST: {
627                                                                         TRACE_(dmfile)(": UNFO list\n");
628                                                                         do {
629                                                                                 IStream_Read (pStream, &Chunk, sizeof(FOURCC)+sizeof(DWORD), NULL);
630                                                                                 ListCount[0] += sizeof(FOURCC) + sizeof(DWORD) + Chunk.dwSize;
631                                                                                 TRACE_(dmfile)(": %s chunk (size = 0x%04x)", debugstr_fourcc (Chunk.fccID), Chunk.dwSize);
632                                                                                 switch (Chunk.fccID) {
633                                                                                         /* don't ask me why, but M$ puts INFO elements in UNFO list sometimes
634                                                                                            (though strings seem to be valid unicode) */
635                                                                                         case mmioFOURCC('I','N','A','M'):
636                                                                                         case DMUS_FOURCC_UNAM_CHUNK: {
637                                                                                                 TRACE_(dmfile)(": name chunk\n");
638                                                                                                 pDesc->dwValidData |= DMUS_OBJ_NAME;
639                                                                                                 IStream_Read (pStream, pDesc->wszName, Chunk.dwSize, NULL);
640                                                                                                 break;
641                                                                                         }
642                                                                                         case mmioFOURCC('I','A','R','T'):
643                                                                                         case DMUS_FOURCC_UART_CHUNK: {
644                                                                                                 TRACE_(dmfile)(": artist chunk (ignored)\n");
645                                                                                                 liMove.QuadPart = Chunk.dwSize;
646                                                                                                 IStream_Seek (pStream, liMove, STREAM_SEEK_CUR, NULL);
647                                                                                                 break;
648                                                                                         }
649                                                                                         case mmioFOURCC('I','C','O','P'):
650                                                                                         case DMUS_FOURCC_UCOP_CHUNK: {
651                                                                                                 TRACE_(dmfile)(": copyright chunk (ignored)\n");
652                                                                                                 liMove.QuadPart = Chunk.dwSize;
653                                                                                                 IStream_Seek (pStream, liMove, STREAM_SEEK_CUR, NULL);
654                                                                                                 break;
655                                                                                         }
656                                                                                         case mmioFOURCC('I','S','B','J'):
657                                                                                         case DMUS_FOURCC_USBJ_CHUNK: {
658                                                                                                 TRACE_(dmfile)(": subject chunk (ignored)\n");
659                                                                                                 liMove.QuadPart = Chunk.dwSize;
660                                                                                                 IStream_Seek (pStream, liMove, STREAM_SEEK_CUR, NULL);
661                                                                                                 break;
662                                                                                         }
663                                                                                         case mmioFOURCC('I','C','M','T'):
664                                                                                         case DMUS_FOURCC_UCMT_CHUNK: {
665                                                                                                 TRACE_(dmfile)(": comment chunk (ignored)\n");
666                                                                                                 liMove.QuadPart = Chunk.dwSize;
667                                                                                                 IStream_Seek (pStream, liMove, STREAM_SEEK_CUR, NULL);
668                                                                                                 break;
669                                                                                         }
670                                                                                         default: {
671                                                                                                 TRACE_(dmfile)(": unknown chunk (irrevelant & skipping)\n");
672                                                                                                 liMove.QuadPart = Chunk.dwSize;
673                                                                                                 IStream_Seek (pStream, liMove, STREAM_SEEK_CUR, NULL);
674                                                                                                 break;                                          
675                                                                                         }
676                                                                                 }
677                                                                                 TRACE_(dmfile)(": ListCount[0] = %d < ListSize[0] = %d\n", ListCount[0], ListSize[0]);
678                                                                         } while (ListCount[0] < ListSize[0]);
679                                                                         break;
680                                                                 }
681                                                                 case DMUS_FOURCC_TRACK_LIST: {
682                                                                   TRACE_(dmfile)(": TRACK list\n");
683                                                                   do {
684                                                                     IStream_Read (pStream, &Chunk, sizeof(FOURCC)+sizeof(DWORD), NULL);
685                                                                     ListCount[0] += sizeof(FOURCC) + sizeof(DWORD) + Chunk.dwSize;
686                                                                     TRACE_(dmfile)(": %s chunk (size = %d)", debugstr_fourcc (Chunk.fccID), Chunk.dwSize);
687                                                                     switch (Chunk.fccID) {
688                                                                     default: {
689                                                                       TRACE_(dmfile)(": unknown chunk (irrevelant & skipping)\n");
690                                                                       liMove.QuadPart = Chunk.dwSize;
691                                                                       IStream_Seek (pStream, liMove, STREAM_SEEK_CUR, NULL);
692                                                                       break;                                            
693                                                                     }
694                                                                     }
695                                                                     TRACE_(dmfile)(": ListCount[0] = %d < ListSize[0] = %d\n", ListCount[0], ListSize[0]);
696                                                                   } while (ListCount[0] < ListSize[0]);
697                                                                   break;
698                                                                 }
699                                                                 default: {
700                                                                   TRACE_(dmfile)(": unknown (skipping)\n");
701                                                                   liMove.QuadPart = Chunk.dwSize - sizeof(FOURCC);
702                                                                   IStream_Seek (pStream, liMove, STREAM_SEEK_CUR, NULL);
703                                                                   break;                                                
704                                                                 }
705                                                         }
706                                                         break;
707                                                 }       
708                                                 default: {
709                                                         TRACE_(dmfile)(": unknown chunk (irrevelant & skipping)\n");
710                                                         liMove.QuadPart = Chunk.dwSize;
711                                                         IStream_Seek (pStream, liMove, STREAM_SEEK_CUR, NULL);
712                                                         break;                                          
713                                                 }
714                                         }
715                                         TRACE_(dmfile)(": StreamCount[0] = %d < StreamSize[0] = %d\n", StreamCount, StreamSize);
716                                 } while (StreamCount < StreamSize);
717                                 break;
7