git.oblomov.eu Git - wine/blob - dlls/dmime/segment.c

   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 unqiue way to get it its 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    * http://msdn.microsoft.com/archive/default.asp?url=/archive/en-us/directx9_c/directx/htm/idirectmusicsegment8getgraph.asp
 314    * "...The segment object implements IDirectMusicGraph directly..."
 315    */
 316   *ppGraph = This->pGraph;
 317   IDirectMusicGraph_AddRef(This->pGraph);
 318   return S_OK;
 319 }
 320
 321 static HRESULT WINAPI IDirectMusicSegment8Impl_IDirectMusicSegment8_SetGraph (LPDIRECTMUSICSEGMENT8 iface, IDirectMusicGraph* pGraph) {
 322   ICOM_THIS_MULTI(IDirectMusicSegment8Impl, SegmentVtbl, iface);
 323   FIXME("(%p, %p): to complete\n", This, pGraph);
 324   if (NULL != This->pGraph) {
 325     IDirectMusicGraph_Release(This->pGraph);
 326   }
 327   This->pGraph = pGraph;
 328   if (NULL != This->pGraph) {
 329     IDirectMusicGraph_AddRef(This->pGraph);
 330   }
 331   return S_OK;
 332 }
 333
 334 static HRESULT WINAPI IDirectMusicSegment8Impl_IDirectMusicSegment8_AddNotificationType (LPDIRECTMUSICSEGMENT8 iface, REFGUID rguidNotificationType) {
 335   ICOM_THIS_MULTI(IDirectMusicSegment8Impl, SegmentVtbl, iface);
 336   FIXME("(%p, %s): stub\n", This, debugstr_dmguid(rguidNotificationType));
 337   return S_OK;
 338 }
 339
 340 static HRESULT WINAPI IDirectMusicSegment8Impl_IDirectMusicSegment8_RemoveNotificationType (LPDIRECTMUSICSEGMENT8 iface, REFGUID rguidNotificationType) {
 341   ICOM_THIS_MULTI(IDirectMusicSegment8Impl, SegmentVtbl, iface);
 342   FIXME("(%p, %s): stub\n", This, debugstr_dmguid(rguidNotificationType));
 343   return S_OK;
 344 }
 345
 346 static HRESULT WINAPI IDirectMusicSegment8Impl_IDirectMusicSegment8_GetParam (LPDIRECTMUSICSEGMENT8 iface, REFGUID rguidType, DWORD dwGroupBits, DWORD dwIndex, MUSIC_TIME mtTime, MUSIC_TIME* pmtNext, void* pParam) {
 347   ICOM_THIS_MULTI(IDirectMusicSegment8Impl, SegmentVtbl, iface);
 348
 349   CLSID pIt_clsid;
 350   struct list* pEntry = NULL;
 351   IDirectMusicTrack* pTrack = NULL;
 352   IPersistStream* pCLSIDStream = NULL;
 353   LPDMUS_PRIVATE_SEGMENT_TRACK pIt = NULL;
 354   HRESULT hr = S_OK;
 355
 356   FIXME("(%p, %s, 0x%x, %d, %ld, %p, %p)\n", This, debugstr_dmguid(rguidType), dwGroupBits, dwIndex, mtTime, pmtNext, pParam);
 357
 358   if (DMUS_SEG_ANYTRACK == dwIndex) {
 359
 360     LIST_FOR_EACH (pEntry, &This->Tracks) {
 361       pIt = LIST_ENTRY(pEntry, DMUS_PRIVATE_SEGMENT_TRACK, entry);
 362
 363       TRACE(" - %p -> 0x%x,%p\n", pIt, pIt->dwGroupBits, pIt->pTrack);
 364
 365       if (0xFFFFFFFF != dwGroupBits && 0 == (pIt->dwGroupBits & dwGroupBits)) continue ;
 366       hr = IPersistStream_GetClassID(pCLSIDStream, &pIt_clsid);
 367       IPersistStream_Release(pCLSIDStream); pCLSIDStream = NULL;
 368       if (FAILED(hr)) {
 369         ERR("(%p): non-implemented GetClassID for object %p\n", This, pIt->pTrack);
 370         continue ;
 371       }
 372       if (FALSE == IsEqualGUID(&pIt_clsid, rguidType)) continue ;
 373       if (FAILED(IDirectMusicTrack_IsParamSupported(pIt->pTrack, rguidType))) continue ;
 374       hr = IDirectMusicTrack_GetParam(pIt->pTrack, rguidType, mtTime, pmtNext, pParam);
 375       if (SUCCEEDED(hr)) return hr;
 376     }
 377     ERR("(%p): not found\n", This);
 378     return DMUS_E_TRACK_NOT_FOUND;
 379   }
 380
 381   hr = IDirectMusicSegment8Impl_IDirectMusicSegment8_GetTrack(iface, &GUID_NULL, dwGroupBits, dwIndex, &pTrack);
 382   if (FAILED(hr)) {
 383     ERR("(%p): not found\n", This);
 384     return DMUS_E_TRACK_NOT_FOUND;
 385   }
 386
 387   hr = IDirectMusicTrack_GetParam(pTrack, rguidType, mtTime, pmtNext, pParam);
 388   IDirectMusicTrack_Release(pTrack); pTrack = NULL;
 389
 390   return hr;
 391 }
 392
 393 static HRESULT WINAPI IDirectMusicSegment8Impl_IDirectMusicSegment8_SetParam (LPDIRECTMUSICSEGMENT8 iface, REFGUID rguidType, DWORD dwGroupBits, DWORD dwIndex, MUSIC_TIME mtTime, void* pParam) {
 394   ICOM_THIS_MULTI(IDirectMusicSegment8Impl, SegmentVtbl, iface);
 395   FIXME("(%p, %s, %d, %d, %ld, %p): stub\n", This, debugstr_dmguid(rguidType), dwGroupBits, dwIndex, mtTime, pParam);
 396   return S_OK;
 397 }
 398
 399 static HRESULT WINAPI IDirectMusicSegment8Impl_IDirectMusicSegment8_Clone (LPDIRECTMUSICSEGMENT8 iface, MUSIC_TIME mtStart, MUSIC_TIME mtEnd, IDirectMusicSegment** ppSegment) {
 400   ICOM_THIS_MULTI(IDirectMusicSegment8Impl, SegmentVtbl, iface);
 401   FIXME("(%p, %ld, %ld, %p): stub\n", This, mtStart, mtEnd, ppSegment);
 402   return S_OK;
 403 }
 404
 405 static HRESULT WINAPI IDirectMusicSegment8Impl_IDirectMusicSegment8_SetStartPoint (LPDIRECTMUSICSEGMENT8 iface, MUSIC_TIME mtStart) {
 406   ICOM_THIS_MULTI(IDirectMusicSegment8Impl, SegmentVtbl, iface);
 407   TRACE("(%p, %ld)\n", This, mtStart);
 408   if (mtStart >= This->header.mtLength) {
 409     return DMUS_E_OUT_OF_RANGE;
 410   }
 411   This->header.mtPlayStart = mtStart;
 412   return S_OK;
 413 }
 414
 415 static HRESULT WINAPI IDirectMusicSegment8Impl_IDirectMusicSegment8_GetStartPoint (LPDIRECTMUSICSEGMENT8 iface, MUSIC_TIME* pmtStart) {
 416   ICOM_THIS_MULTI(IDirectMusicSegment8Impl, SegmentVtbl, iface);
 417   TRACE("(%p, %p)\n", This, pmtStart);
 418   if (NULL == pmtStart) {
 419     return E_POINTER;
 420   }
 421   *pmtStart = This->header.mtPlayStart;
 422   return S_OK;
 423 }
 424
 425 static HRESULT WINAPI IDirectMusicSegment8Impl_IDirectMusicSegment8_SetLoopPoints (LPDIRECTMUSICSEGMENT8 iface, MUSIC_TIME mtStart, MUSIC_TIME mtEnd) {
 426   ICOM_THIS_MULTI(IDirectMusicSegment8Impl, SegmentVtbl, iface);
 427   TRACE("(%p, %ld, %ld)\n", This, mtStart, mtEnd);
 428   if (mtStart >= This->header.mtLength || mtEnd > This->header.mtLength || mtStart > mtEnd) {
 429     return DMUS_E_OUT_OF_RANGE;
 430   }
 431   This->header.mtLoopStart = mtStart;
 432   This->header.mtLoopEnd   = mtEnd;
 433   return S_OK;
 434 }
 435
 436 static HRESULT WINAPI IDirectMusicSegment8Impl_IDirectMusicSegment8_GetLoopPoints (LPDIRECTMUSICSEGMENT8 iface, MUSIC_TIME* pmtStart, MUSIC_TIME* pmtEnd) {
 437   ICOM_THIS_MULTI(IDirectMusicSegment8Impl, SegmentVtbl, iface);
 438   TRACE("(%p, %p, %p)\n", This, pmtStart, pmtEnd);
 439   if (NULL == pmtStart || NULL == pmtEnd) {
 440     return E_POINTER;
 441   }
 442   *pmtStart = This->header.mtLoopStart;
 443   *pmtEnd   = This->header.mtLoopEnd;
 444   return S_OK;
 445 }
 446
 447 static HRESULT WINAPI IDirectMusicSegment8Impl_IDirectMusicSegment8_SetPChannelsUsed (LPDIRECTMUSICSEGMENT8 iface, DWORD dwNumPChannels, DWORD* paPChannels) {
 448         ICOM_THIS_MULTI(IDirectMusicSegment8Impl, SegmentVtbl, iface);
 449         FIXME("(%p, %d, %p): stub\n", This, dwNumPChannels, paPChannels);
 450         return S_OK;
 451 }
 452
 453 static HRESULT WINAPI IDirectMusicSegment8Impl_IDirectMusicSegment8_SetTrackConfig (LPDIRECTMUSICSEGMENT8 iface, REFGUID rguidTrackClassID, DWORD dwGroupBits, DWORD dwIndex, DWORD dwFlagsOn, DWORD dwFlagsOff) {
 454         ICOM_THIS_MULTI(IDirectMusicSegment8Impl, SegmentVtbl, iface);
 455         FIXME("(%p, %s, %d, %d, %d, %d): stub\n", This, debugstr_dmguid(rguidTrackClassID), dwGroupBits, dwIndex, dwFlagsOn, dwFlagsOff);
 456         return S_OK;
 457 }
 458
 459 static HRESULT WINAPI IDirectMusicSegment8Impl_IDirectMusicSegment8_GetAudioPathConfig (LPDIRECTMUSICSEGMENT8 iface, IUnknown** ppAudioPathConfig){
 460         ICOM_THIS_MULTI(IDirectMusicSegment8Impl, SegmentVtbl, iface);
 461         FIXME("(%p, %p): stub\n", This, ppAudioPathConfig);
 462         return S_OK;
 463 }
 464
 465 static HRESULT WINAPI IDirectMusicSegment8Impl_IDirectMusicSegment8_Compose (LPDIRECTMUSICSEGMENT8 iface, MUSIC_TIME mtTime, IDirectMusicSegment* pFromSegment, IDirectMusicSegment* pToSegment, IDirectMusicSegment** ppComposedSegment) {
 466         ICOM_THIS_MULTI(IDirectMusicSegment8Impl, SegmentVtbl, iface);
 467         FIXME("(%p, %ld, %p, %p, %p): stub\n", This, mtTime, pFromSegment, pToSegment, ppComposedSegment);
 468         return S_OK;
 469 }
 470
 471 static HRESULT WINAPI IDirectMusicSegment8Impl_IDirectMusicSegment8_Download (LPDIRECTMUSICSEGMENT8 iface, IUnknown *pAudioPath) {
 472         ICOM_THIS_MULTI(IDirectMusicSegment8Impl, SegmentVtbl, iface);
 473         FIXME("(%p, %p): stub\n", This, pAudioPath);
 474         return S_OK;
 475 }
 476
 477 static HRESULT WINAPI IDirectMusicSegment8Impl_IDirectMusicSegment8_Unload (LPDIRECTMUSICSEGMENT8 iface, IUnknown *pAudioPath) {
 478         ICOM_THIS_MULTI(IDirectMusicSegment8Impl, SegmentVtbl, iface);
 479         FIXME("(%p, %p): stub\n", This, pAudioPath);
 480         return S_OK;
 481 }
 482
 483 static const IDirectMusicSegment8Vtbl DirectMusicSegment8_Segment_Vtbl = {
 484         IDirectMusicSegment8Impl_IDirectMusicSegment8_QueryInterface,
 485         IDirectMusicSegment8Impl_IDirectMusicSegment8_AddRef,
 486         IDirectMusicSegment8Impl_IDirectMusicSegment8_Release,
 487         IDirectMusicSegment8Impl_IDirectMusicSegment8_GetLength,
 488         IDirectMusicSegment8Impl_IDirectMusicSegment8_SetLength,
 489         IDirectMusicSegment8Impl_IDirectMusicSegment8_GetRepeats,
 490         IDirectMusicSegment8Impl_IDirectMusicSegment8_SetRepeats,
 491         IDirectMusicSegment8Impl_IDirectMusicSegment8_GetDefaultResolution,
 492         IDirectMusicSegment8Impl_IDirectMusicSegment8_SetDefaultResolution,
 493         IDirectMusicSegment8Impl_IDirectMusicSegment8_GetTrack,
 494         IDirectMusicSegment8Impl_IDirectMusicSegment8_GetTrackGroup,
 495         IDirectMusicSegment8Impl_IDirectMusicSegment8_InsertTrack,
 496         IDirectMusicSegment8Impl_IDirectMusicSegment8_RemoveTrack,
 497         IDirectMusicSegment8Impl_IDirectMusicSegment8_InitPlay,
 498         IDirectMusicSegment8Impl_IDirectMusicSegment8_GetGraph,
 499         IDirectMusicSegment8Impl_IDirectMusicSegment8_SetGraph,
 500         IDirectMusicSegment8Impl_IDirectMusicSegment8_AddNotificationType,
 501         IDirectMusicSegment8Impl_IDirectMusicSegment8_RemoveNotificationType,
 502         IDirectMusicSegment8Impl_IDirectMusicSegment8_GetParam,
 503         IDirectMusicSegment8Impl_IDirectMusicSegment8_SetParam,
 504         IDirectMusicSegment8Impl_IDirectMusicSegment8_Clone,
 505         IDirectMusicSegment8Impl_IDirectMusicSegment8_SetStartPoint,
 506         IDirectMusicSegment8Impl_IDirectMusicSegment8_GetStartPoint,
 507         IDirectMusicSegment8Impl_IDirectMusicSegment8_SetLoopPoints,
 508         IDirectMusicSegment8Impl_IDirectMusicSegment8_GetLoopPoints,
 509         IDirectMusicSegment8Impl_IDirectMusicSegment8_SetPChannelsUsed,
 510         IDirectMusicSegment8Impl_IDirectMusicSegment8_SetTrackConfig,
 511         IDirectMusicSegment8Impl_IDirectMusicSegment8_GetAudioPathConfig,
 512         IDirectMusicSegment8Impl_IDirectMusicSegment8_Compose,
 513         IDirectMusicSegment8Impl_IDirectMusicSegment8_Download,
 514         IDirectMusicSegment8Impl_IDirectMusicSegment8_Unload
 515 };
 516
 517 /* IDirectMusicSegment8Impl IDirectMusicObject part: */
 518 static HRESULT WINAPI IDirectMusicSegment8Impl_IDirectMusicObject_QueryInterface (LPDIRECTMUSICOBJECT iface, REFIID riid, LPVOID *ppobj) {
 519         ICOM_THIS_MULTI(IDirectMusicSegment8Impl, ObjectVtbl, iface);
 520         return IUnknown_QueryInterface ((LPUNKNOWN)&This->UnknownVtbl, riid, ppobj);
 521 }
 522
 523 static ULONG WINAPI IDirectMusicSegment8Impl_IDirectMusicObject_AddRef (LPDIRECTMUSICOBJECT iface) {
 524         ICOM_THIS_MULTI(IDirectMusicSegment8Impl, ObjectVtbl, iface);
 525         return IUnknown_AddRef ((LPUNKNOWN)&This->UnknownVtbl);
 526 }
 527
 528 static ULONG WINAPI IDirectMusicSegment8Impl_IDirectMusicObject_Release (LPDIRECTMUSICOBJECT iface) {
 529         ICOM_THIS_MULTI(IDirectMusicSegment8Impl, ObjectVtbl, iface);
 530         return IUnknown_Release ((LPUNKNOWN)&This->UnknownVtbl);
 531 }
 532
 533 static HRESULT WINAPI IDirectMusicSegment8Impl_IDirectMusicObject_GetDescriptor (LPDIRECTMUSICOBJECT iface, LPDMUS_OBJECTDESC pDesc) {
 534         ICOM_THIS_MULTI(IDirectMusicSegment8Impl, ObjectVtbl, iface);
 535         TRACE("(%p, %p)\n", This, pDesc);
 536         /* I think we shouldn't return pointer here since then values can be changed; it'd be a mess */
 537         memcpy (pDesc, This->pDesc, This->pDesc->dwSize);
 538         return S_OK;
 539 }
 540
 541 static HRESULT WINAPI IDirectMusicSegment8Impl_IDirectMusicObject_SetDescriptor (LPDIRECTMUSICOBJECT iface, LPDMUS_OBJECTDESC pDesc) {
 542         ICOM_THIS_MULTI(IDirectMusicSegment8Impl, ObjectVtbl, iface);
 543         TRACE("(%p, %p): setting descriptor:\n%s\n", This, pDesc, debugstr_DMUS_OBJECTDESC (pDesc));
 544
 545         /* According to MSDN, we should copy only given values, not whole struct */
 546         if (pDesc->dwValidData & DMUS_OBJ_OBJECT)
 547                 memcpy (&This->pDesc->guidObject, &pDesc->guidObject, sizeof (pDesc->guidObject));
 548         if (pDesc->dwValidData & DMUS_OBJ_CLASS)
 549                 memcpy (&This->pDesc->guidClass, &pDesc->guidClass, sizeof (pDesc->guidClass));
 550         if (pDesc->dwValidData & DMUS_OBJ_NAME)
 551                 lstrcpynW (This->pDesc->wszName, pDesc->wszName, DMUS_MAX_NAME);
 552         if (pDesc->dwValidData & DMUS_OBJ_CATEGORY)
 553                 lstrcpynW (This->pDesc->wszCategory, pDesc->wszCategory, DMUS_MAX_CATEGORY);
 554         if (pDesc->dwValidData & DMUS_OBJ_FILENAME)
 555                 lstrcpynW (This->pDesc->wszFileName, pDesc->wszFileName, DMUS_MAX_FILENAME);
 556         if (pDesc->dwValidData & DMUS_OBJ_VERSION)
 557                 memcpy (&This->pDesc->vVersion, &pDesc->vVersion, sizeof (pDesc->vVersion));
 558         if (pDesc->dwValidData & DMUS_OBJ_DATE)
 559                 memcpy (&This->pDesc->ftDate, &pDesc->ftDate, sizeof (pDesc->ftDate));
 560         if (pDesc->dwValidData & DMUS_OBJ_MEMORY) {
 561                 memcpy (&This->pDesc->llMemLength, &pDesc->llMemLength, sizeof (pDesc->llMemLength));
 562                 memcpy (This->pDesc->pbMemData, pDesc->pbMemData, sizeof (pDesc->pbMemData));
 563         }
 564         if (pDesc->dwValidData & DMUS_OBJ_STREAM) {
 565                 /* according to MSDN, we copy the stream */
 566                 IStream_Clone (pDesc->pStream, &This->pDesc->pStream);
 567         }
 568
 569         /* add new flags */
 570         This->pDesc->dwValidData |= pDesc->dwValidData;
 571
 572         return S_OK;
 573 }
 574
 575 static HRESULT WINAPI IDirectMusicSegment8Impl_IDirectMusicObject_ParseDescriptor (LPDIRECTMUSICOBJECT iface, LPSTREAM pStream, LPDMUS_OBJECTDESC pDesc) {
 576         ICOM_THIS_MULTI(IDirectMusicSegment8Impl, ObjectVtbl, iface);
 577         DMUS_PRIVATE_CHUNK Chunk;
 578         DWORD StreamSize, StreamCount, ListSize[1], ListCount[1];
 579         LARGE_INTEGER liMove; /* used when skipping chunks */
 580
 581         TRACE("(%p,%p, %p)\n", This, pStream, pDesc);
 582
 583         /* FIXME: should this be determined from stream? */
 584         pDesc->dwValidData |= DMUS_OBJ_CLASS;
 585         memcpy (&pDesc->guidClass, &CLSID_DirectMusicSegment, sizeof(CLSID));
 586
 587         IStream_Read (pStream, &Chunk, sizeof(FOURCC)+sizeof(DWORD), NULL);
 588         TRACE_(dmfile)(": %s chunk (size = 0x%04x)", debugstr_fourcc (Chunk.fccID), Chunk.dwSize);
 589         switch (Chunk.fccID) {
 590                 case FOURCC_RIFF: {
 591                         IStream_Read (pStream, &Chunk.fccID, sizeof(FOURCC), NULL);
 592                         TRACE_(dmfile)(": RIFF chunk of type %s", debugstr_fourcc(Chunk.fccID));
 593                         StreamSize = Chunk.dwSize - sizeof(FOURCC);
 594                         StreamCount = 0;
 595                         if (Chunk.fccID == DMUS_FOURCC_SEGMENT_FORM) {
 596                                 TRACE_(dmfile)(": segment form\n");
 597                                 do {
 598                                         IStream_Read (pStream, &Chunk, sizeof(FOURCC)+sizeof(DWORD), NULL);
 599                                         StreamCount += sizeof(FOURCC) + sizeof(DWORD) + Chunk.dwSize;
 600                                         TRACE_(dmfile)(": %s chunk (size = 0x%04x)", debugstr_fourcc (Chunk.fccID), Chunk.dwSize);
 601                                         switch (Chunk.fccID) {
 602                                                 case DMUS_FOURCC_GUID_CHUNK: {
 603                                                         TRACE_(dmfile)(": GUID chunk\n");
 604                                                         pDesc->dwValidData |= DMUS_OBJ_OBJECT;
 605                                                         IStream_Read (pStream, &pDesc->guidObject, Chunk.dwSize, NULL);
 606                                                         break;
 607                                                 }
 608                                                 case DMUS_FOURCC_VERSION_CHUNK: {
 609                                                         TRACE_(dmfile)(": version chunk\n");
 610                                                         pDesc->dwValidData |= DMUS_OBJ_VERSION;
 611                                                         IStream_Read (pStream, &pDesc->vVersion, Chunk.dwSize, NULL);
 612                                                         break;
 613                                                 }
 614                                                 case DMUS_FOURCC_CATEGORY_CHUNK: {
 615                                                         TRACE_(dmfile)(": category chunk\n");
 616                                                         pDesc->dwValidData |= DMUS_OBJ_CATEGORY;
 617                                                         IStream_Read (pStream, pDesc->wszCategory, Chunk.dwSize, NULL);
 618                                                         break;
 619                                                 }
 620                                                 case FOURCC_LIST: {
 621                                                         IStream_Read (pStream, &Chunk.fccID, sizeof(FOURCC), NULL);
 622                                                         TRACE_(dmfile)(": LIST chunk of type %s", debugstr_fourcc(Chunk.fccID));
 623                                                         ListSize[0] = Chunk.dwSize - sizeof(FOURCC);
 624                                                         ListCount[0] = 0;
 625                                                         switch (Chunk.fccID) {
 626                                                                 /* evil M$ UNFO list, which can (!?) contain INFO elements */
 627                                                                 case DMUS_FOURCC_UNFO_LIST: {
 628                                                                         TRACE_(dmfile)(": UNFO list\n");
 629                                                                         do {
 630                                                                                 IStream_Read (pStream, &Chunk, sizeof(FOURCC)+sizeof(DWORD), NULL);
 631                                                                                 ListCount[0] += sizeof(FOURCC) + sizeof(DWORD) + Chunk.dwSize;
 632                                                                                 TRACE_(dmfile)(": %s chunk (size = 0x%04x)", debugstr_fourcc (Chunk.fccID), Chunk.dwSize);
 633                                                                                 switch (Chunk.fccID) {
 634                                                                                         /* don't ask me why, but M$ puts INFO elements in UNFO list sometimes
 635                                                                                            (though strings seem to be valid unicode) */
 636                                                                                         case mmioFOURCC('I','N','A','M'):
 637                                                                                         case DMUS_FOURCC_UNAM_CHUNK: {
 638                                                                                                 TRACE_(dmfile)(": name chunk\n");
 639                                                                                                 pDesc->dwValidData |= DMUS_OBJ_NAME;
 640                                                                                                 IStream_Read (pStream, pDesc->wszName, Chunk.dwSize, NULL);
 641                                                                                                 break;
 642                                                                                         }
 643                                                                                         case mmioFOURCC('I','A','R','T'):
 644                                                                                         case DMUS_FOURCC_UART_CHUNK: {
 645                                                                                                 TRACE_(dmfile)(": artist chunk (ignored)\n");
 646                                                                                                 liMove.QuadPart = Chunk.dwSize;
 647                                                                                                 IStream_Seek (pStream, liMove, STREAM_SEEK_CUR, NULL);
 648                                                                                                 break;
 649                                                                                         }
 650                                                                                         case mmioFOURCC('I','C','O','P'):
 651                                                                                         case DMUS_FOURCC_UCOP_CHUNK: {
 652                                                                                                 TRACE_(dmfile)(": copyright chunk (ignored)\n");
 653                                                                                                 liMove.QuadPart = Chunk.dwSize;
 654                                                                                                 IStream_Seek (pStream, liMove, STREAM_SEEK_CUR, NULL);
 655                                                                                                 break;
 656                                                                                         }
 657                                                                                         case mmioFOURCC('I','S','B','J'):
 658                                                                                         case DMUS_FOURCC_USBJ_CHUNK: {
 659                                                                                                 TRACE_(dmfile)(": subject chunk (ignored)\n");
 660                                                                                                 liMove.QuadPart = Chunk.dwSize;
 661                                                                                                 IStream_Seek (pStream, liMove, STREAM_SEEK_CUR, NULL);
 662                                                                                                 break;
 663                                                                                         }
 664                                                                                         case mmioFOURCC('I','C','M','T'):
 665                                                                                         case DMUS_FOURCC_UCMT_CHUNK: {
 666                                                                                                 TRACE_(dmfile)(": comment chunk (ignored)\n");
 667                                                                                                 liMove.QuadPart = Chunk.dwSize;
 668                                                                                                 IStream_Seek (pStream, liMove, STREAM_SEEK_CUR, NULL);
 669                                                                                                 break;
 670                                                                                         }
 671                                                                                         default: {
 672                                                                                                 TRACE_(dmfile)(": unknown chunk (irrevelant & skipping)\n");
 673                                                                                                 liMove.QuadPart = Chunk.dwSize;
 674                                                                                                 IStream_Seek (pStream, liMove, STREAM_SEEK_CUR, NULL);
 675                                                                                                 break;
 676                                                                                         }
 677                                                                                 }
 678                                                                                 TRACE_(dmfile)(": ListCount[0] = %d < ListSize[0] = %d\n", ListCount[0], ListSize[0]);
 679                                                                         } while (ListCount[0] < ListSize[0]);
 680                                                                         break;
 681                                                                 }
 682                                                                 case DMUS_FOURCC_TRACK_LIST: {
 683                                                                   TRACE_(dmfile)(": TRACK list\n");
 684                                                                   do {
 685                                                                     IStream_Read (pStream, &Chunk, sizeof(FOURCC)+sizeof(DWORD), NULL);
 686                                                                     ListCount[0] += sizeof(FOURCC) + sizeof(DWORD) + Chunk.dwSize;
 687                                                                     TRACE_(dmfile)(": %s chunk (size = %d)", debugstr_fourcc (Chunk.fccID), Chunk.dwSize);
 688                                                                     switch (Chunk.fccID) {
 689                                                                     default: {
 690                                                                       TRACE_(dmfile)(": unknown chunk (irrevelant & skipping)\n");
 691                                                                       liMove.QuadPart = Chunk.dwSize;
 692                                                                       IStream_Seek (pStream, liMove, STREAM_SEEK_CUR, NULL);
 693                                                                       break;
 694                                                                     }
 695                                                                     }
 696                                                                     TRACE_(dmfile)(": ListCount[0] = %d < ListSize[0] = %d\n", ListCount[0], ListSize[0]);
 697                                                                   } while (ListCount[0] < ListSize[0]);
 698                                                                   break;
 699                                                                 }
 700                                                                 default: {
 701                                                                   TRACE_(dmfile)(": unknown (skipping)\n");
 702                                                                   liMove.QuadPart = Chunk.dwSize - sizeof(FOURCC);
 703                                                                   IStream_Seek (pStream, liMove, STREAM_SEEK_CUR, NULL);
 704                                                                   break;
 705                                                                 }
 706                                                         }
 707                                                         break;
 708                                                 }
 709                                                 default: {
 710                                                         TRACE_(dmfile)(": unknown chunk (irrevelant & skipping)\n");
 711                                                         liMove.QuadPart = Chunk.dwSize;
 712                                                         IStream_Seek (pStream, liMove, STREAM_SEEK_CUR, NULL);
 713                                                         break;
 714                                                 }
 715                                         }
 716                                         TRACE_(dmfile)(": StreamCount[0] = %d < StreamSize[0] = %d\n", StreamCount, StreamSize);
 717                                 } while (StreamCount < StreamSize);
 718                                 break;
 719                         } else if (Chunk.fccID == mmioFOURCC('W','A','V','E')) {
 720                                 TRACE_(dmfile)(": wave form (loading not yet implemented)\n");
 721                                 liMove.QuadPart = StreamSize;
 722                                 IStream_Seek (pStream, liMove, STREAM_SEEK_CUR, NULL); /* skip the rest of the chunk */
 723                         } else {
 724                                 TRACE_(dmfile)(": unexpected chunk (loading failed)\n");
 725                                 liMove.QuadPart = StreamSize;
 726                                 IStream_Seek (pStream, liMove, STREAM_SEEK_CUR, NULL); /* skip the rest of the chunk */
 727                                 return E_FAIL;
 728                         }
 729
 730                         TRACE_(dmfile)(": reading finished\n");
 731                         break;
 732                 }
 733                 default: {
 734                         TRACE_(dmfile)(": unexpected chunk; loading failed)\n");
 735                         liMove.QuadPart = Chunk.dwSize;
 736                         IStream_Seek (pStream, liMove, STREAM_SEEK_CUR, NULL); /* skip the rest of the chunk */
 737                         return DMUS_E_INVALIDFILE;
 738                 }
 739         }
 740
 741         TRACE(": returning descriptor:\n%s\n", debugstr_DMUS_OBJECTDESC (pDesc));
 742
 743         return S_OK;
 744 }
 745
 746 static const IDirectMusicObjectVtbl DirectMusicSegment8_Object_Vtbl = {
 747   IDirectMusicSegment8Impl_IDirectMusicObject_QueryInterface,
 748   IDirectMusicSegment8Impl_IDirectMusicObject_AddRef,
 749   IDirectMusicSegment8Impl_IDirectMusicObject_Release,
 750   IDirectMusicSegment8Impl_IDirectMusicObject_GetDescriptor,
 751   IDirectMusicSegment8Impl_IDirectMusicObject_SetDescriptor,
 752   IDirectMusicSegment8Impl_IDirectMusicObject_ParseDescriptor
 753 };
 754
 755 /* IDirectMusicSegment8Impl IPersistStream part: */
 756 static HRESULT WINAPI IDirectMusicSegment8Impl_IPersistStream_QueryInterface (LPPERSISTSTREAM iface, REFIID riid, LPVOID *ppobj) {
 757   ICOM_THIS_MULTI(IDirectMusicSegment8Impl, PersistStreamVtbl, iface);
 758   return IUnknown_QueryInterface ((LPUNKNOWN)&This->UnknownVtbl, riid, ppobj);
 759 }
 760
 761 static ULONG WINAPI IDirectMusicSegment8Impl_IPersistStream_AddRef (LPPERSISTSTREAM iface) {
 762   ICOM_THIS_MULTI(IDirectMusicSegment8Impl, PersistStreamVtbl, iface);
 763   return IUnknown_AddRef ((LPUNKNOWN)&This->UnknownVtbl);
 764 }
 765
 766 static ULONG WINAPI IDirectMusicSegment8Impl_IPersistStream_Release (LPPERSISTSTREAM iface) {
 767   ICOM_THIS_MULTI(IDirectMusicSegment8Impl, PersistStreamVtbl, iface);
 768   return IUnknown_Release ((LPUNKNOWN)&This->UnknownVtbl);
 769 }
 770
 771 static HRESULT WINAPI IDirectMusicSegment8Impl_IPersistStream_GetClassID (LPPERSISTSTREAM iface, CLSID* pClassID) {
 772   ICOM_THIS_MULTI(IDirectMusicSegment8Impl, PersistStreamVtbl, iface);
 773   TRACE("(%p, %p)\n", This, pClassID);
 774   memcpy(pClassID, &CLSID_DirectMusicSegment, sizeof(CLSID));
 775   return S_OK;
 776 }
 777
 778 static HRESULT WINAPI IDirectMusicSegment8Impl_IPersistStream_IsDirty (LPPERSISTSTREAM iface) {
 779   ICOM_THIS_MULTI(IDirectMusicSegment8Impl, PersistStreamVtbl, iface);
 780   FIXME("(%p): stub, always S_FALSE\n", This);
 781   return S_FALSE;
 782 }
 783
 784 static HRESULT IDirectMusicSegment8Impl_IPersistStream_LoadTrack (LPPERSISTSTREAM iface, IStream* pClonedStream, IDirectMusicTrack** ppTrack,
 785                                                                   DMUS_IO_TRACK_HEADER* pTrack_hdr) {
 786
 787   ICOM_THIS_MULTI(IDirectMusicSegment8Impl, PersistStreamVtbl, iface);
 788   HRESULT hr = E_FAIL;
 789   IPersistStream* pPersistStream = NULL;
 790
 791   hr = CoCreateInstance (&pTrack_hdr->guidClassID, NULL, CLSCTX_INPROC_SERVER, &IID_IDirectMusicTrack, (LPVOID*) ppTrack);
 792   if (FAILED(hr)) {
 793     ERR(": could not create object\n");
 794     return hr;
 795   }
 796   /* acquire PersistStream interface */
 797   hr = IDirectMusicTrack_QueryInterface (*ppTrack, &IID_IPersistStream, (LPVOID*) &pPersistStream);
 798   if (FAILED(hr)) {
 799     ERR(": could not acquire IPersistStream\n");
 800     return hr;
 801   }
 802   /* load */
 803   hr = IPersistStream_Load (pPersistStream, pClonedStream);
 804   if (FAILED(hr)) {
 805     ERR(": failed to load object\n");
 806     return hr;
 807   }
 808
 809   /* release all loading-related stuff */
 810   IPersistStream_Release (pPersistStream);
 811
 812   hr = IDirectMusicSegment8Impl_IDirectMusicSegment8_InsertTrack ((LPDIRECTMUSICSEGMENT8)&This->SegmentVtbl, *ppTrack, pTrack_hdr->dwGroup); /* at dsPosition */
 813   if (FAILED(hr)) {
 814     ERR(": could not insert track\n");
 815     return hr;
 816   }
 817
 818   return S_OK;
 819 }
 820
 821 static HRESULT IDirectMusicSegment8Impl_IPersistStream_ParseTrackForm (LPPERSISTSTREAM iface, DMUS_PRIVATE_CHUNK* pChunk, IStream* pStm) {
 822
 823   /*ICOM_THIS_MULTI(IDirectMusicSegment8Impl, PersistStreamVtbl, iface);*/
 824   HRESULT hr = E_FAIL;
 825   DMUS_PRIVATE_CHUNK Chunk;
 826   DWORD StreamSize, StreamCount, ListSize[3], ListCount[3];
 827   LARGE_INTEGER liMove; /* used when skipping chunks */
 828
 829   DMUS_IO_TRACK_HEADER        track_hdr;
 830   DMUS_IO_TRACK_EXTRAS_HEADER track_xhdr;
 831   IDirectMusicTrack*          pTrack = NULL;
 832
 833   if (pChunk->fccID != DMUS_FOURCC_TRACK_FORM) {
 834     ERR_(dmfile)(": %s chunk should be a TRACK form\n", debugstr_fourcc (pChunk->fccID));
 835     return E_FAIL;
 836   }
 837
 838   StreamSize = pChunk->dwSize - sizeof(FOURCC);
 839   StreamCount = 0;
 840
 841   do {
 842     IStream_Read (pStm, &Chunk, sizeof(FOURCC)+sizeof(DWORD), NULL);
 843     StreamCount += sizeof(FOURCC) + sizeof(DWORD) + Chunk.dwSize;
 844     TRACE_(dmfile)(": %s chunk (size = %d)", debugstr_fourcc (Chunk.fccID), Chunk.dwSize);
 845
 846     switch (Chunk.fccID) {
 847     case DMUS_FOURCC_TRACK_CHUNK: {
 848       TRACE_(dmfile)(": track chunck\n");
 849       IStream_Read (pStm, &track_hdr, sizeof(DMUS_IO_TRACK_HEADER), NULL);
 850       TRACE_(dmfile)(" - class: %s\n", debugstr_guid (&track_hdr.guidClassID));
 851       TRACE_(dmfile)(" - dwGroup: %d\n", track_hdr.dwGroup);
 852       TRACE_(dmfile)(" - ckid: %s\n", debugstr_fourcc (track_hdr.ckid));
 853       TRACE_(dmfile)(" - fccType: %s\n", debugstr_fourcc (track_hdr.fccType));
 854       break;
 855     }
 856     case DMUS_FOURCC_TRACK_EXTRAS_CHUNK: {
 857       TRACE_(dmfile)(": track extras chunck\n");
 858       IStream_Read (pStm, &track_xhdr, sizeof(DMUS_IO_TRACK_EXTRAS_HEADER), NULL);
 859       break;
 860     }
 861
 862     case DMUS_FOURCC_COMMANDTRACK_CHUNK: {
 863       TRACE_(dmfile)(": COMMANDTRACK track\n");
 864       liMove.QuadPart = Chunk.dwSize;
 865       IStream_Seek (pStm, liMove, STREAM_SEEK_CUR, NULL);
 866       break;
 867     }
 868
 869     case FOURCC_LIST: {
 870       IStream_Read (pStm, &Chunk.fccID, sizeof(FOURCC), NULL);
 871       TRACE_(dmfile)(": LIST chunk of type %s", debugstr_fourcc(Chunk.fccID));
 872       ListSize[0] = Chunk.dwSize - sizeof(FOURCC);
 873       ListCount[0] = 0;
 874       if (Chunk.fccID == track_hdr.fccType && 0 == track_hdr.ckid) {
 875         LPSTREAM pClonedStream = NULL;
 876
 877         TRACE_(dmfile)(": TRACK list\n");
 878
 879         IStream_Clone (pStm, &pClonedStream);
 880
 881         liMove.QuadPart = 0;
 882         liMove.QuadPart -= sizeof(FOURCC) + (sizeof(FOURCC)+sizeof(DWORD));
 883         IStream_Seek (pClonedStream, liMove, STREAM_SEEK_CUR, NULL);
 884
 885         hr = IDirectMusicSegment8Impl_IPersistStream_LoadTrack (iface, pClonedStream, &pTrack, &track_hdr);
 886         if (FAILED(hr)) {
 887           ERR(": could not load track\n");
 888           return hr;
 889         }
 890         IStream_Release (pClonedStream);
 891
 892         IDirectMusicTrack_Release(pTrack); pTrack = NULL; /* now we can release at as it inserted */
 893
 894         liMove.QuadPart = ListSize[0];
 895         IStream_Seek (pStm, liMove, STREAM_SEEK_CUR, NULL);
 896
 897       } else {
 898         TRACE_(dmfile)(": unknown (skipping)\n");
 899         liMove.QuadPart = Chunk.dwSize;
 900         IStream_Seek (pStm, liMove, STREAM_SEEK_CUR, NULL);
 901       }
 902       break;
 903     }
 904
 905     case FOURCC_RIFF: {
 906       IStream_Read (pStm, &Chunk.fccID, sizeof(FOURCC), NULL);
 907       TRACE_(dmfile)(": RIFF chunk of type %s\n", debugstr_fourcc(Chunk.fccID));
 908
 909       ListSize[0] = Chunk.dwSize - sizeof(FOURCC);
 910
 911       if (Chunk.fccID == track_hdr.fccType && 0 == track_hdr.ckid) {
 912         LPSTREAM pClonedStream = NULL;
 913
 914         TRACE_(dmfile)(": TRACK RIFF\n");
 915
 916         IStream_Clone (pStm, &pClonedStream);
 917
 918         liMove.QuadPart = 0;
 919         liMove.QuadPart -= sizeof(FOURCC) + (sizeof(FOURCC)+sizeof(DWORD));
 920         IStream_Seek (pClonedStream, liMove, STREAM_SEEK_CUR, NULL);
 921
 922         hr = IDirectMusicSegment8Impl_IPersistStream_LoadTrack (iface, pClonedStream, &pTrack, &track_hdr);
 923         if (FAILED(hr)) {
 924           ERR(": could not load track\n");
 925           return hr;
 926         }
 927         IStream_Release (pClonedStream);
 928
 929         IDirectMusicTrack_Release(pTrack); pTrack = NULL; /* now we can release at as it inserted */
 930
 931         /** now safe move the cursor */
 932         liMove.QuadPart = ListSize[0];
 933         IStream_Seek (pStm, liMove, STREAM_SEEK_CUR, NULL);
 934
 935       } else {
 936         TRACE_(dmfile)(": unknown RIFF fmt (skipping)\n");
 937         liMove.QuadPart = ListSize[0];
 938         IStream_Seek (pStm, liMove, STREAM_SEEK_CUR, NULL);
 939       }
 940       break;
 941     }
 942
 943     default: {
 944       if (0 == track_hdr.fccType && Chunk.fccID == track_hdr.ckid) {
 945         LPSTREAM pClonedStream = NULL;
 946
 947         TRACE_(dmfile)(": TRACK solo\n");
 948
 949         IStream_Clone (pStm, &pClonedStream);
 950
 951         liMove.QuadPart = 0;
 952         liMove.QuadPart -= (sizeof(FOURCC) + sizeof(DWORD));
 953         IStream_Seek (pClonedStream, liMove, STREAM_SEEK_CUR, NULL);
 954
 955         hr = IDirectMusicSegment8Impl_IPersistStream_LoadTrack (iface, pClonedStream, &pTrack, &track_hdr);
 956         if (FAILED(hr)) {
 957           ERR(": could not load track\n");
 958           return hr;
 959         }
 960         IStream_Release (pClonedStream);
 961
 962         IDirectMusicTrack_Release(pTrack); pTrack = NULL; /* now we can release at as it inserted */
 963
 964         liMove.QuadPart = Chunk.dwSize;
 965         IStream_Seek (pStm, liMove, STREAM_SEEK_CUR, NULL);
 966
 967         break;
 968       }
 969
 970       TRACE_(dmfile)(": unknown chunk (irrevelant & skipping)\n");
 971       liMove.QuadPart = Chunk.dwSize;
 972       IStream_Seek (pStm, liMove, STREAM_SEEK_CUR, NULL);
 973       break;
 974     }
 975     }
 976     TRACE_(dmfile)(": StreamCount[0] = %d < StreamSize[0] = %d\n", StreamCount, StreamSize);
 977   } while (StreamCount < StreamSize);
 978
 979   return S_OK;
 980 }
 981
 982 static HRESULT IDirectMusicSegment8Impl_IPersistStream_ParseTrackList (LPPERSISTSTREAM iface, DMUS_PRIVATE_CHUNK* pChunk, IStream* pStm, IDirectMusicSegment8Impl* This) {
 983
 984   HRESULT hr = E_FAIL;
 985   DMUS_PRIVATE_CHUNK Chunk;
 986   DWORD StreamSize, StreamCount, ListSize[3], ListCount[3];
 987   LARGE_INTEGER liMove; /* used when skipping chunks */
 988
 989   if (pChunk->fccID != DMUS_FOURCC_TRACK_LIST) {
 990     ERR_(dmfile)(": %s chunk should be a TRACK list\n", debugstr_fourcc (pChunk->fccID));
 991     return E_FAIL;
 992   }
 993
 994   ListSize[0] = pChunk->dwSize - sizeof(FOURCC);
 995   ListCount[0] = 0;
 996
 997   do {
 998     IStream_Read (pStm, &Chunk, sizeof(FOURCC)+sizeof(DWORD), NULL);
 999     ListCount[0] += sizeof(FOURCC) + sizeof(DWORD) + Chunk.dwSize;
1000     TRACE_(dmfile)(": %s chunk (size = %d)", debugstr_fourcc (Chunk.fccID), Chunk.dwSize);
1001     switch (Chunk.fccID) {
1002     case FOURCC_RIFF: {
1003       IStream_Read (pStm, &Chunk.fccID, sizeof(FOURCC), NULL);
1004       TRACE_(dmfile)(": RIFF chunk of type %s", debugstr_fourcc(Chunk.fccID));
1005       StreamSize = Chunk.dwSize - sizeof(FOURCC);
1006       StreamCount = 0;
1007       switch (Chunk.fccID) {
1008       case  DMUS_FOURCC_TRACK_FORM: {
1009         TRACE_(dmfile)(": TRACK form\n");
1010         hr = IDirectMusicSegment8Impl_IPersistStream_ParseTrackForm (iface, &Chunk, pStm);
1011         if (FAILED(hr)) return hr;
1012         break;
1013       }
1014       default: {
1015         TRACE_(dmfile)(": unknown chunk (irrevelant & skipping)\n");
1016         liMove.QuadPart = StreamSize;
1017         IStream_Seek (pStm, liMove, STREAM_SEEK_CUR, NULL);
1018         break;
1019       }
1020       }
1021       break;
1022     }
1023     default: {
1024       TRACE_(dmfile)(": unknown chunk (irrevelant & skipping)\n");
1025       liMove.QuadPart = Chunk.dwSize;
1026       IStream_Seek (pStm, liMove, STREAM_SEEK_CUR, NULL);
1027       break;
1028     }
1029     }
1030     TRACE_(dmfile)(": ListCount[0] = %d < ListSize[0] = %d\n", ListCount[0], ListSize[0]);
1031   } while (ListCount[0] < ListSize[0]);
1032
1033   return S_OK;
1034 }
1035
1036 static HRESULT IDirectMusicSegment8Impl_IPersistStream_ParseSegmentForm (LPPERSISTSTREAM iface, DMUS_PRIVATE_CHUNK* pChunk, IStream* pStm, IDirectMusicSegment8Impl* This) {
1037
1038   HRESULT hr = E_FAIL;
1039   DMUS_PRIVATE_CHUNK Chunk;
1040   DWORD StreamSize, StreamCount, ListSize[3], ListCount[3];
1041   LARGE_INTEGER liMove; /* used when skipping chunks */
1042
1043   if (pChunk->fccID != DMUS_FOURCC_SEGMENT_FORM) {
1044     ERR_(dmfile)(": %s chunk should be a segment form\n", debugstr_fourcc (pChunk->fccID));
1045     return E_FAIL;
1046   }
1047
1048   StreamSize = pChunk->dwSize - sizeof(FOURCC);
1049   StreamCount = 0;
1050
1051   do {
1052     IStream_Read (pStm, &Chunk, sizeof(FOURCC)+sizeof(DWORD), NULL);
1053     StreamCount += sizeof(FOURCC) + sizeof(DWORD) + Chunk.dwSize;
1054     TRACE_(dmfile)(": %s chunk (size = %d)", debugstr_fourcc (Chunk.fccID), Chunk.dwSize);
1055
1056     hr = IDirectMusicUtils_IPersistStream_ParseDescGeneric(&Chunk, pStm, This->pDesc);
1057     if (FAILED(hr)) return hr;
1058
1059     if (hr == S_FALSE) {
1060       switch (Chunk.fccID) {
1061       case DMUS_FOURCC_SEGMENT_CHUNK: {
1062         DWORD checkSz = sizeof(FOURCC);
1063         TRACE_(dmfile)(": segment chunk\n");
1064 #if 1
1065         /** DX 7 */
1066         IStream_Read (pStm, &This->header.dwRepeats,    sizeof(This->header.dwRepeats), NULL);
1067         checkSz += sizeof(This->header.dwRepeats);
1068         IStream_Read (pStm, &This->header.mtLength,     sizeof(This->header.mtLength), NULL);
1069         checkSz += sizeof(This->header.mtLength);
1070         IStream_Read (pStm, &This->header.mtPlayStart,  sizeof(This->header.mtPlayStart), NULL);
1071         checkSz += sizeof(This->header.mtPlayStart);
1072         IStream_Read (pStm, &This->header.mtLoopStart,  sizeof(This->header.mtLoopStart), NULL);
1073         checkSz += sizeof(This->header.mtLoopStart);
1074         IStream_Read (pStm, &This->header.mtLoopEnd,    sizeof(This->header.mtLoopEnd), NULL);
1075         checkSz += sizeof(This->header.mtLoopEnd);
1076         IStream_Read (pStm, &This->header.dwResolution, sizeof(This->header.dwResolution), NULL);
1077         checkSz += sizeof(This->header.dwResolution);
1078         TRACE_(dmfile)("dwRepeats: %u\n", This->header.dwRepeats);
1079         TRACE_(dmfile)("mtLength: %lu\n",  This->header.mtLength);
1080         TRACE_(dmfile)("mtPlayStart: %lu\n",  This->header.mtPlayStart);
1081         TRACE_(dmfile)("mtLoopStart: %lu\n",  This->header.mtLoopStart);
1082         TRACE_(dmfile)("mtLoopEnd: %lu\n",  This->header.mtLoopEnd);
1083         TRACE_(dmfile)("dwResolution: %u\n", This->header.dwResolution);
1084         /** DX 8 */
1085         if (Chunk.dwSize > checkSz) {
1086           IStream_Read (pStm, &This->header.rtLength,    sizeof(This->header.rtLength), NULL);
1087           checkSz += sizeof(This->header.rtLength);
1088           IStream_Read (pStm, &This->header.dwFlags,     sizeof(This->header.dwFlags), NULL);
1089           checkSz += sizeof(This->header.dwFlags);
1090         }
1091         /** DX 9 */
1092         if (Chunk.dwSize > checkSz) {
1093           IStream_Read (pStm, &This->header.rtLoopStart,  sizeof(This->header.rtLoopStart), NULL);
1094           checkSz += sizeof(This->header.rtLoopStart);
1095           IStream_Read (pStm, &This->header.rtLoopEnd,    sizeof(This->header.rtLoopEnd), NULL);
1096           checkSz += sizeof(This->header.rtLoopEnd);
1097           IStream_Read (pStm, &This->header.rtPlayStart,  sizeof(This->header.rtPlayStart), NULL);
1098           checkSz += sizeof(This->header.rtPlayStart);
1099         }
1100 #endif
1101         liMove.QuadPart = Chunk.dwSize - checkSz + sizeof(FOURCC);
1102         IStream_Seek (pStm, liMove, STREAM_SEEK_CUR, NULL);
1103         break;
1104       }
1105       case FOURCC_LIST: {
1106         IStream_Read (pStm, &Chunk.fccID, sizeof(FOURCC), NULL);
1107         TRACE_(dmfile)(": LIST chunk of type %s", debugstr_fourcc(Chunk.fccID));
1108         ListSize[0] = Chunk.dwSize - sizeof(FOURCC);
1109         ListCount[0] = 0;
1110         switch (Chunk.fccID) {
1111         case DMUS_FOURCC_UNFO_LIST: {
1112           TRACE_(dmfile)(": UNFO list\n");
1113           do {
1114             IStream_Read (pStm, &Chunk, sizeof(FOURCC)+sizeof(DWORD), NULL);
1115             ListCount[0] += sizeof(FOURCC) + sizeof(DWORD) + Chunk.dwSize;
1116             TRACE_(dmfile)(": %s chunk (size = %d)", debugstr_fourcc (Chunk.fccID), Chunk.dwSize);
1117
1118             hr = IDirectMusicUtils_IPersistStream_ParseUNFOGeneric(&Chunk, pStm, This->pDesc);
1119             if (FAILED(hr)) return hr;
1120
1121             if (hr == S_FALSE) {
1122               switch (Chunk.fccID) {
1123               default: {
1124                 TRACE_(dmfile)(": unknown chunk (irrevelant & skipping)\n");
1125                 liMove.QuadPart = Chunk.dwSize;
1126                 IStream_Seek (pStm, liMove, STREAM_SEEK_CUR, NULL);
1127                 break;
1128               }
1129               }
1130             }
1131
1132             TRACE_(dmfile)(": ListCount[0] = %d < ListSize[0] = %d\n", ListCount[0], ListSize[0]);
1133           } while (ListCount[0] < ListSize[0]);
1134           break;
1135         }
1136         case DMUS_FOURCC_TRACK_LIST: {
1137           TRACE_(dmfile)(": TRACK list\n");
1138           hr = IDirectMusicSegment8Impl_IPersistStream_ParseTrackList (iface, &Chunk, pStm, This);
1139           if (FAILED(hr)) return hr;
1140           break;
1141         }
1142         default: {
1143           TRACE_(dmfile)(": unknown (skipping)\n");
1144           liMove.QuadPart = Chunk.dwSize - sizeof(FOURCC);
1145           IStream_Seek (pStm, liMove, STREAM_SEEK_CUR, NULL);
1146           break;
1147         }
1148         }
1149         break;
1150       }
1151       default: {
1152         TRACE_(dmfile)(": unknown chunk (irrevelant & skipping)\n");
1153         liMove.QuadPart = Chunk.dwSize;
1154         IStream_Seek (pStm, liMove, STREAM_SEEK_CUR, NULL);
1155         break;
1156       }
1157       }
1158     }
1159     TRACE_(dmfile)(": StreamCount[0] = %d < StreamSize[0] = %d\n", StreamCount, StreamSize);
1160   } while (StreamCount < StreamSize);
1161
1162   return S_OK;
1163 }
1164
1165 static HRESULT IDirectMusicSegment8Impl_IPersistStream_LoadWave (LPPERSISTSTREAM iface, IStream* pClonedStream, IDirectMusicObject** ppWaveObject) {
1166
1167   HRESULT hr = E_FAIL;
1168   IPersistStream* pPersistStream = NULL;
1169
1170   hr = CoCreateInstance (&CLSID_DirectSoundWave, NULL, CLSCTX_INPROC_SERVER, &IID_IDirectMusicObject, (LPVOID*) ppWaveObject);
1171   if (FAILED(hr)) {
1172     ERR(": could not create object\n");
1173     return hr;
1174   }
1175   /* acquire PersistStream interface */
1176   hr = IDirectMusicObject_QueryInterface (*ppWaveObject, &IID_IPersistStream, (LPVOID*) &pPersistStream);
1177   if (FAILED(hr)) {
1178     ERR(": could not acquire IPersistStream\n");
1179     return hr;
1180   }
1181   /* load */
1182   hr = IPersistStream_Load (pPersistStream, pClonedStream);
1183   if (FAILED(hr)) {
1184     ERR(": failed to load object\n");
1185     return hr;
1186   }
1187
1188   /* release all loading-related stuff */
1189   IPersistStream_Release (pPersistStream);
1190
1191   return S_OK;
1192 }
1193
1194 static HRESULT WINAPI IDirectMusicSegment8Impl_IPersistStream_Load (LPPERSISTSTREAM iface, IStream* pStm) {
1195   ICOM_THIS_MULTI(IDirectMusicSegment8Impl, PersistStreamVtbl, iface);
1196
1197   HRESULT hr;
1198   DMUS_PRIVATE_CHUNK Chunk;
1199   DWORD StreamSize, StreamCount;
1200   /*DWORD ListSize[3], ListCount[3];*/
1201   LARGE_INTEGER liMove; /* used when skipping chunks */
1202
1203
1204   TRACE("(%p, %p): Loading\n", This, pStm);
1205   IStream_Read (pStm, &Chunk, sizeof(FOURCC)+sizeof(DWORD), NULL);
1206   TRACE_(dmfile)(": %s chunk (size = %d)", debugstr_fourcc (Chunk.fccID), Chunk.dwSize);
1207   switch (Chunk.fccID) {
1208   case FOURCC_RIFF: {
1209     IStream_Read (pStm, &Chunk.fccID, sizeof(FOURCC), NULL);
1210     TRACE_(dmfile)(": RIFF chunk of type %s", debugstr_fourcc(Chunk.fccID));
1211     StreamSize = Chunk.dwSize - sizeof(FOURCC);
1212     StreamCount = 0;
1213     switch (Chunk.fccID) {
1214     case DMUS_FOURCC_SEGMENT_FORM: {
1215       TRACE_(dmfile)(": segment form\n");
1216       hr = IDirectMusicSegment8Impl_IPersistStream_ParseSegmentForm (iface, &Chunk, pStm, This);
1217       if (FAILED(hr)) return hr;
1218       break;
1219     }
1220     case mmioFOURCC('W','A','V','E'): {
1221       LPSTREAM pClonedStream = NULL;
1222       IDirectMusicObject* pWave = NULL;
1223
1224       FIXME_(dmfile)(": WAVE form (loading to be checked)\n");
1225
1226       IStream_Clone (pStm, &pClonedStream);
1227
1228       liMove.QuadPart = 0;
1229       liMove.QuadPart -= sizeof(FOURCC) + (sizeof(FOURCC)+sizeof(DWORD));
1230       IStream_Seek (pClonedStream, liMove, STREAM_SEEK_CUR, NULL);
1231
1232       hr = IDirectMusicSegment8Impl_IPersistStream_LoadWave (iface, pClonedStream, &pWave);
1233       if (FAILED(hr)) {
1234         ERR(": could not load track\n");
1235         return hr;
1236       }
1237       IStream_Release (pClonedStream);
1238
1239       IDirectMusicTrack_Release(pWave); pWave = NULL; /* now we can release at as it inserted */
1240
1241       liMove.QuadPart = StreamSize;
1242       IStream_Seek (pStm, liMove, STREAM_SEEK_CUR, NULL); /* skip the rest of the chunk */
1243       break;
1244     }
1245     default: {
1246       TRACE_(dmfile)(": unexpected chunk (loading failed)\n");
1247       liMove.QuadPart = StreamSize;
1248       IStream_Seek (pStm, liMove, STREAM_SEEK_CUR, NULL); /* skip the rest of the chunk */
1249       return E_FAIL;
1250     }
1251     }
1252     TRACE_(dmfile)(": reading finished\n");
1253     break;
1254   }
1255   default: {
1256     TRACE_(dmfile)(": unexpected chunk; loading failed)\n");
1257     liMove.QuadPart = Chunk.dwSize;
1258     IStream_Seek (pStm, liMove, STREAM_SEEK_CUR, NULL); /* skip the rest of the chunk */
1259     return E_FAIL;
1260   }
1261   }
1262
1263   return S_OK;
1264 }
1265
1266 static HRESULT WINAPI IDirectMusicSegment8Impl_IPersistStream_Save (LPPERSISTSTREAM iface, IStream* pStm, BOOL fClearDirty) {
1267   ICOM_THIS_MULTI(IDirectMusicSegment8Impl, PersistStreamVtbl, iface);
1268   FIXME("(%p): Saving not implemented yet\n", This);
1269   return E_NOTIMPL;
1270 }
1271
1272 static HRESULT WINAPI IDirectMusicSegment8Impl_IPersistStream_GetSizeMax (LPPERSISTSTREAM iface, ULARGE_INTEGER* pcbSize) {
1273   ICOM_THIS_MULTI(IDirectMusicSegment8Impl, PersistStreamVtbl, iface);
1274   FIXME("(%p, %p): stub\n", This, pcbSize);
1275   return E_NOTIMPL;
1276 }
1277
1278 static const IPersistStreamVtbl DirectMusicSegment8_PersistStream_Vtbl = {
1279   IDirectMusicSegment8Impl_IPersistStream_QueryInterface,
1280   IDirectMusicSegment8Impl_IPersistStream_AddRef,
1281   IDirectMusicSegment8Impl_IPersistStream_Release,
1282   IDirectMusicSegment8Impl_IPersistStream_GetClassID,
1283   IDirectMusicSegment8Impl_IPersistStream_IsDirty,
1284   IDirectMusicSegment8Impl_IPersistStream_Load,
1285   IDirectMusicSegment8Impl_IPersistStream_Save,
1286   IDirectMusicSegment8Impl_IPersistStream_GetSizeMax
1287 };
1288
1289 /* for ClassFactory */
1290 HRESULT WINAPI DMUSIC_CreateDirectMusicSegmentImpl (LPCGUID lpcGUID, LPVOID* ppobj, LPUNKNOWN pUnkOuter) {
1291   IDirectMusicSegment8Impl* obj;
1292
1293   obj = HeapAlloc(GetProcessHeap(), HEAP_ZERO_MEMORY, sizeof(IDirectMusicSegment8Impl));
1294   if (NULL == obj) {
1295     *ppobj = NULL;
1296     return E_OUTOFMEMORY;
1297   }
1298   obj->UnknownVtbl = &DirectMusicSegment8_Unknown_Vtbl;
1299   obj->SegmentVtbl = &DirectMusicSegment8_Segment_Vtbl;
1300   obj->ObjectVtbl = &DirectMusicSegment8_Object_Vtbl;
1301   obj->PersistStreamVtbl = &DirectMusicSegment8_PersistStream_Vtbl;
1302   obj->pDesc = HeapAlloc(GetProcessHeap(), HEAP_ZERO_MEMORY, sizeof(DMUS_OBJECTDESC));
1303   DM_STRUCT_INIT(obj->pDesc);
1304   obj->pDesc->dwValidData |= DMUS_OBJ_CLASS;
1305   memcpy (&obj->pDesc->guidClass, &CLSID_DirectMusicSegment, sizeof (CLSID));
1306   obj->ref = 0; /* will be inited by QueryInterface */
1307   list_init (&obj->Tracks);
1308
1309   return IDirectMusicSegment8Impl_IUnknown_QueryInterface ((LPUNKNOWN)&obj->UnknownVtbl, lpcGUID, ppobj);
1310 }