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 = &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 = &This->SegmentVtbl;
  42                 IUnknown_AddRef (iface);
  43                 return S_OK;
  44         } else if (IsEqualIID (riid, &IID_IDirectMusicObject)) {
  45                 *ppobj = &This->ObjectVtbl;
  46                 IUnknown_AddRef (iface);
  47                 return S_OK;
  48         } else if (IsEqualIID (riid, &IID_IPersistStream)) {
  49                 *ppobj = &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, %d)\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, %d, %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       hr = IDirectMusicTrack_QueryInterface(pIt->pTrack, &IID_IPersistStream, (void**) &pCLSIDStream);
 363       if (FAILED(hr)) {
 364         ERR("(%p): object %p don't implement IPersistStream Interface. Expect a crash (critical problem)\n", This, pIt->pTrack);
 365         continue ;
 366       }
 367
 368       TRACE(" - %p -> 0x%x,%p\n", pIt, pIt->dwGroupBits, pIt->pTrack);
 369
 370       if (0xFFFFFFFF != dwGroupBits && 0 == (pIt->dwGroupBits & dwGroupBits)) continue ;
 371       hr = IPersistStream_GetClassID(pCLSIDStream, &pIt_clsid);
 372       IPersistStream_Release(pCLSIDStream); pCLSIDStream = NULL;
 373       if (FAILED(hr)) {
 374         ERR("(%p): non-implemented GetClassID for object %p\n", This, pIt->pTrack);
 375         continue ;
 376       }
 377       if (FALSE == IsEqualGUID(&pIt_clsid, rguidType)) continue ;
 378       if (FAILED(IDirectMusicTrack_IsParamSupported(pIt->pTrack, rguidType))) continue ;
 379       hr = IDirectMusicTrack_GetParam(pIt->pTrack, rguidType, mtTime, pmtNext, pParam);
 380       if (SUCCEEDED(hr)) return hr;
 381     }
 382     ERR("(%p): not found\n", This);
 383     return DMUS_E_TRACK_NOT_FOUND;
 384   }
 385
 386   hr = IDirectMusicSegment8Impl_IDirectMusicSegment8_GetTrack(iface, &GUID_NULL, dwGroupBits, dwIndex, &pTrack);
 387   if (FAILED(hr)) {
 388     ERR("(%p): not found\n", This);
 389     return DMUS_E_TRACK_NOT_FOUND;
 390   }
 391
 392   hr = IDirectMusicTrack_GetParam(pTrack, rguidType, mtTime, pmtNext, pParam);
 393   IDirectMusicTrack_Release(pTrack); pTrack = NULL;
 394
 395   return hr;
 396 }
 397
 398 static HRESULT WINAPI IDirectMusicSegment8Impl_IDirectMusicSegment8_SetParam (LPDIRECTMUSICSEGMENT8 iface, REFGUID rguidType, DWORD dwGroupBits, DWORD dwIndex, MUSIC_TIME mtTime, void* pParam) {
 399   ICOM_THIS_MULTI(IDirectMusicSegment8Impl, SegmentVtbl, iface);
 400   FIXME("(%p, %s, %d, %d, %d, %p): stub\n", This, debugstr_dmguid(rguidType), dwGroupBits, dwIndex, mtTime, pParam);
 401   return S_OK;
 402 }
 403
 404 static HRESULT WINAPI IDirectMusicSegment8Impl_IDirectMusicSegment8_Clone (LPDIRECTMUSICSEGMENT8 iface, MUSIC_TIME mtStart, MUSIC_TIME mtEnd, IDirectMusicSegment** ppSegment) {
 405   ICOM_THIS_MULTI(IDirectMusicSegment8Impl, SegmentVtbl, iface);
 406   FIXME("(%p, %d, %d, %p): stub\n", This, mtStart, mtEnd, ppSegment);
 407   return S_OK;
 408 }
 409
 410 static HRESULT WINAPI IDirectMusicSegment8Impl_IDirectMusicSegment8_SetStartPoint (LPDIRECTMUSICSEGMENT8 iface, MUSIC_TIME mtStart) {
 411   ICOM_THIS_MULTI(IDirectMusicSegment8Impl, SegmentVtbl, iface);
 412   TRACE("(%p, %d)\n", This, mtStart);
 413   if (mtStart >= This->header.mtLength) {
 414     return DMUS_E_OUT_OF_RANGE;
 415   }
 416   This->header.mtPlayStart = mtStart;
 417   return S_OK;
 418 }
 419
 420 static HRESULT WINAPI IDirectMusicSegment8Impl_IDirectMusicSegment8_GetStartPoint (LPDIRECTMUSICSEGMENT8 iface, MUSIC_TIME* pmtStart) {
 421   ICOM_THIS_MULTI(IDirectMusicSegment8Impl, SegmentVtbl, iface);
 422   TRACE("(%p, %p)\n", This, pmtStart);
 423   if (NULL == pmtStart) {
 424     return E_POINTER;
 425   }
 426   *pmtStart = This->header.mtPlayStart;
 427   return S_OK;
 428 }
 429
 430 static HRESULT WINAPI IDirectMusicSegment8Impl_IDirectMusicSegment8_SetLoopPoints (LPDIRECTMUSICSEGMENT8 iface, MUSIC_TIME mtStart, MUSIC_TIME mtEnd) {
 431   ICOM_THIS_MULTI(IDirectMusicSegment8Impl, SegmentVtbl, iface);
 432   TRACE("(%p, %d, %d)\n", This, mtStart, mtEnd);
 433   if (mtStart >= This->header.mtLength || mtEnd > This->header.mtLength || mtStart > mtEnd) {
 434     return DMUS_E_OUT_OF_RANGE;
 435   }
 436   This->header.mtLoopStart = mtStart;
 437   This->header.mtLoopEnd   = mtEnd;
 438   return S_OK;
 439 }
 440
 441 static HRESULT WINAPI IDirectMusicSegment8Impl_IDirectMusicSegment8_GetLoopPoints (LPDIRECTMUSICSEGMENT8 iface, MUSIC_TIME* pmtStart, MUSIC_TIME* pmtEnd) {
 442   ICOM_THIS_MULTI(IDirectMusicSegment8Impl, SegmentVtbl, iface);
 443   TRACE("(%p, %p, %p)\n", This, pmtStart, pmtEnd);
 444   if (NULL == pmtStart || NULL == pmtEnd) {
 445     return E_POINTER;
 446   }
 447   *pmtStart = This->header.mtLoopStart;
 448   *pmtEnd   = This->header.mtLoopEnd;
 449   return S_OK;
 450 }
 451
 452 static HRESULT WINAPI IDirectMusicSegment8Impl_IDirectMusicSegment8_SetPChannelsUsed (LPDIRECTMUSICSEGMENT8 iface, DWORD dwNumPChannels, DWORD* paPChannels) {
 453         ICOM_THIS_MULTI(IDirectMusicSegment8Impl, SegmentVtbl, iface);
 454         FIXME("(%p, %d, %p): stub\n", This, dwNumPChannels, paPChannels);
 455         return S_OK;
 456 }
 457
 458 static HRESULT WINAPI IDirectMusicSegment8Impl_IDirectMusicSegment8_SetTrackConfig (LPDIRECTMUSICSEGMENT8 iface, REFGUID rguidTrackClassID, DWORD dwGroupBits, DWORD dwIndex, DWORD dwFlagsOn, DWORD dwFlagsOff) {
 459         ICOM_THIS_MULTI(IDirectMusicSegment8Impl, SegmentVtbl, iface);
 460         FIXME("(%p, %s, %d, %d, %d, %d): stub\n", This, debugstr_dmguid(rguidTrackClassID), dwGroupBits, dwIndex, dwFlagsOn, dwFlagsOff);
 461         return S_OK;
 462 }
 463
 464 static HRESULT WINAPI IDirectMusicSegment8Impl_IDirectMusicSegment8_GetAudioPathConfig (LPDIRECTMUSICSEGMENT8 iface, IUnknown** ppAudioPathConfig){
 465         ICOM_THIS_MULTI(IDirectMusicSegment8Impl, SegmentVtbl, iface);
 466         FIXME("(%p, %p): stub\n", This, ppAudioPathConfig);
 467         return S_OK;
 468 }
 469
 470 static HRESULT WINAPI IDirectMusicSegment8Impl_IDirectMusicSegment8_Compose (LPDIRECTMUSICSEGMENT8 iface, MUSIC_TIME mtTime, IDirectMusicSegment* pFromSegment, IDirectMusicSegment* pToSegment, IDirectMusicSegment** ppComposedSegment) {
 471         ICOM_THIS_MULTI(IDirectMusicSegment8Impl, SegmentVtbl, iface);
 472         FIXME("(%p, %d, %p, %p, %p): stub\n", This, mtTime, pFromSegment, pToSegment, ppComposedSegment);
 473         return S_OK;
 474 }
 475
 476 static HRESULT WINAPI IDirectMusicSegment8Impl_IDirectMusicSegment8_Download (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 HRESULT WINAPI IDirectMusicSegment8Impl_IDirectMusicSegment8_Unload (LPDIRECTMUSICSEGMENT8 iface, IUnknown *pAudioPath) {
 483         ICOM_THIS_MULTI(IDirectMusicSegment8Impl, SegmentVtbl, iface);
 484         FIXME("(%p, %p): stub\n", This, pAudioPath);
 485         return S_OK;
 486 }
 487
 488 static const IDirectMusicSegment8Vtbl DirectMusicSegment8_Segment_Vtbl = {
 489         IDirectMusicSegment8Impl_IDirectMusicSegment8_QueryInterface,
 490         IDirectMusicSegment8Impl_IDirectMusicSegment8_AddRef,
 491         IDirectMusicSegment8Impl_IDirectMusicSegment8_Release,
 492         IDirectMusicSegment8Impl_IDirectMusicSegment8_GetLength,
 493         IDirectMusicSegment8Impl_IDirectMusicSegment8_SetLength,
 494         IDirectMusicSegment8Impl_IDirectMusicSegment8_GetRepeats,
 495         IDirectMusicSegment8Impl_IDirectMusicSegment8_SetRepeats,
 496         IDirectMusicSegment8Impl_IDirectMusicSegment8_GetDefaultResolution,
 497         IDirectMusicSegment8Impl_IDirectMusicSegment8_SetDefaultResolution,
 498         IDirectMusicSegment8Impl_IDirectMusicSegment8_GetTrack,
 499         IDirectMusicSegment8Impl_IDirectMusicSegment8_GetTrackGroup,
 500         IDirectMusicSegment8Impl_IDirectMusicSegment8_InsertTrack,
 501         IDirectMusicSegment8Impl_IDirectMusicSegment8_RemoveTrack,
 502         IDirectMusicSegment8Impl_IDirectMusicSegment8_InitPlay,
 503         IDirectMusicSegment8Impl_IDirectMusicSegment8_GetGraph,
 504         IDirectMusicSegment8Impl_IDirectMusicSegment8_SetGraph,
 505         IDirectMusicSegment8Impl_IDirectMusicSegment8_AddNotificationType,
 506         IDirectMusicSegment8Impl_IDirectMusicSegment8_RemoveNotificationType,
 507         IDirectMusicSegment8Impl_IDirectMusicSegment8_GetParam,
 508         IDirectMusicSegment8Impl_IDirectMusicSegment8_SetParam,
 509         IDirectMusicSegment8Impl_IDirectMusicSegment8_Clone,
 510         IDirectMusicSegment8Impl_IDirectMusicSegment8_SetStartPoint,
 511         IDirectMusicSegment8Impl_IDirectMusicSegment8_GetStartPoint,
 512         IDirectMusicSegment8Impl_IDirectMusicSegment8_SetLoopPoints,
 513         IDirectMusicSegment8Impl_IDirectMusicSegment8_GetLoopPoints,
 514         IDirectMusicSegment8Impl_IDirectMusicSegment8_SetPChannelsUsed,
 515         IDirectMusicSegment8Impl_IDirectMusicSegment8_SetTrackConfig,
 516         IDirectMusicSegment8Impl_IDirectMusicSegment8_GetAudioPathConfig,
 517         IDirectMusicSegment8Impl_IDirectMusicSegment8_Compose,
 518         IDirectMusicSegment8Impl_IDirectMusicSegment8_Download,
 519         IDirectMusicSegment8Impl_IDirectMusicSegment8_Unload
 520 };
 521
 522 /* IDirectMusicSegment8Impl IDirectMusicObject part: */
 523 static HRESULT WINAPI IDirectMusicSegment8Impl_IDirectMusicObject_QueryInterface (LPDIRECTMUSICOBJECT iface, REFIID riid, LPVOID *ppobj) {
 524         ICOM_THIS_MULTI(IDirectMusicSegment8Impl, ObjectVtbl, iface);
 525         return IUnknown_QueryInterface ((LPUNKNOWN)&This->UnknownVtbl, riid, ppobj);
 526 }
 527
 528 static ULONG WINAPI IDirectMusicSegment8Impl_IDirectMusicObject_AddRef (LPDIRECTMUSICOBJECT iface) {
 529         ICOM_THIS_MULTI(IDirectMusicSegment8Impl, ObjectVtbl, iface);
 530         return IUnknown_AddRef ((LPUNKNOWN)&This->UnknownVtbl);
 531 }
 532
 533 static ULONG WINAPI IDirectMusicSegment8Impl_IDirectMusicObject_Release (LPDIRECTMUSICOBJECT iface) {
 534         ICOM_THIS_MULTI(IDirectMusicSegment8Impl, ObjectVtbl, iface);
 535         return IUnknown_Release ((LPUNKNOWN)&This->UnknownVtbl);
 536 }
 537
 538 static HRESULT WINAPI IDirectMusicSegment8Impl_IDirectMusicObject_GetDescriptor (LPDIRECTMUSICOBJECT iface, LPDMUS_OBJECTDESC pDesc) {
 539         ICOM_THIS_MULTI(IDirectMusicSegment8Impl, ObjectVtbl, iface);
 540         TRACE("(%p, %p)\n", This, pDesc);
 541         /* I think we shouldn't return pointer here since then values can be changed; it'd be a mess */
 542         memcpy (pDesc, This->pDesc, This->pDesc->dwSize);
 543         return S_OK;
 544 }
 545
 546 static HRESULT WINAPI IDirectMusicSegment8Impl_IDirectMusicObject_SetDescriptor (LPDIRECTMUSICOBJECT iface, LPDMUS_OBJECTDESC pDesc) {
 547         ICOM_THIS_MULTI(IDirectMusicSegment8Impl, ObjectVtbl, iface);
 548         TRACE("(%p, %p): setting descriptor:\n%s\n", This, pDesc, debugstr_DMUS_OBJECTDESC (pDesc));
 549
 550         /* According to MSDN, we should copy only given values, not whole struct */
 551         if (pDesc->dwValidData & DMUS_OBJ_OBJECT)
 552                 This->pDesc->guidObject = pDesc->guidObject;
 553         if (pDesc->dwValidData & DMUS_OBJ_CLASS)
 554                 This->pDesc->guidClass = pDesc->guidClass;
 555         if (pDesc->dwValidData & DMUS_OBJ_NAME)
 556                 lstrcpynW (This->pDesc->wszName, pDesc->wszName, DMUS_MAX_NAME);
 557         if (pDesc->dwValidData & DMUS_OBJ_CATEGORY)
 558                 lstrcpynW (This->pDesc->wszCategory, pDesc->wszCategory, DMUS_MAX_CATEGORY);
 559         if (pDesc->dwValidData & DMUS_OBJ_FILENAME)
 560                 lstrcpynW (This->pDesc->wszFileName, pDesc->wszFileName, DMUS_MAX_FILENAME);
 561         if (pDesc->dwValidData & DMUS_OBJ_VERSION)
 562                 This->pDesc->vVersion = pDesc->vVersion;
 563         if (pDesc->dwValidData & DMUS_OBJ_DATE)
 564                 This->pDesc->ftDate = pDesc->ftDate;
 565         if (pDesc->dwValidData & DMUS_OBJ_MEMORY) {
 566                 This->pDesc->llMemLength = pDesc->llMemLength;
 567                 memcpy (This->pDesc->pbMemData, pDesc->pbMemData, pDesc->llMemLength);
 568         }
 569         if (pDesc->dwValidData & DMUS_OBJ_STREAM) {
 570                 /* according to MSDN, we copy the stream */
 571                 IStream_Clone (pDesc->pStream, &This->pDesc->pStream);
 572         }
 573
 574         /* add new flags */
 575         This->pDesc->dwValidData |= pDesc->dwValidData;
 576
 577         return S_OK;
 578 }
 579
 580 static HRESULT WINAPI IDirectMusicSegment8Impl_IDirectMusicObject_ParseDescriptor (LPDIRECTMUSICOBJECT iface, LPSTREAM pStream, LPDMUS_OBJECTDESC pDesc) {
 581         ICOM_THIS_MULTI(IDirectMusicSegment8Impl, ObjectVtbl, iface);
 582         DMUS_PRIVATE_CHUNK Chunk;
 583         DWORD StreamSize, StreamCount, ListSize[1], ListCount[1];
 584         LARGE_INTEGER liMove; /* used when skipping chunks */
 585
 586         TRACE("(%p,%p, %p)\n", This, pStream, pDesc);
 587
 588         /* FIXME: should this be determined from stream? */
 589         pDesc->dwValidData |= DMUS_OBJ_CLASS;
 590         pDesc->guidClass = CLSID_DirectMusicSegment;
 591
 592         IStream_Read (pStream, &Chunk, sizeof(FOURCC)+sizeof(DWORD), NULL);
 593         TRACE_(dmfile)(": %s chunk (size = 0x%04x)", debugstr_fourcc (Chunk.fccID), Chunk.dwSize);
 594         switch (Chunk.fccID) {
 595                 case FOURCC_RIFF: {
 596                         IStream_Read (pStream, &Chunk.fccID, sizeof(FOURCC), NULL);
 597                         TRACE_(dmfile)(": RIFF chunk of type %s", debugstr_fourcc(Chunk.fccID));
 598                         StreamSize = Chunk.dwSize - sizeof(FOURCC);
 599                         StreamCount = 0;
 600                         if (Chunk.fccID == DMUS_FOURCC_SEGMENT_FORM) {
 601                                 TRACE_(dmfile)(": segment form\n");
 602                                 do {
 603                                         IStream_Read (pStream, &Chunk, sizeof(FOURCC)+sizeof(DWORD), NULL);
 604                                         StreamCount += sizeof(FOURCC) + sizeof(DWORD) + Chunk.dwSize;
 605                                         TRACE_(dmfile)(": %s chunk (size = 0x%04x)", debugstr_fourcc (Chunk.fccID), Chunk.dwSize);
 606                                         switch (Chunk.fccID) {
 607                                                 case DMUS_FOURCC_GUID_CHUNK: {
 608                                                         TRACE_(dmfile)(": GUID chunk\n");
 609                                                         pDesc->dwValidData |= DMUS_OBJ_OBJECT;
 610                                                         IStream_Read (pStream, &pDesc->guidObject, Chunk.dwSize, NULL);
 611                                                         break;
 612                                                 }
 613                                                 case DMUS_FOURCC_VERSION_CHUNK: {
 614                                                         TRACE_(dmfile)(": version chunk\n");
 615                                                         pDesc->dwValidData |= DMUS_OBJ_VERSION;
 616                                                         IStream_Read (pStream, &pDesc->vVersion, Chunk.dwSize, NULL);
 617                                                         break;
 618                                                 }
 619                                                 case DMUS_FOURCC_CATEGORY_CHUNK: {
 620                                                         TRACE_(dmfile)(": category chunk\n");
 621                                                         pDesc->dwValidData |= DMUS_OBJ_CATEGORY;
 622                                                         IStream_Read (pStream, pDesc->wszCategory, Chunk.dwSize, NULL);
 623                                                         break;
 624                                                 }
 625                                                 case FOURCC_LIST: {
 626                                                         IStream_Read (pStream, &Chunk.fccID, sizeof(FOURCC), NULL);
 627                                                         TRACE_(dmfile)(": LIST chunk of type %s", debugstr_fourcc(Chunk.fccID));
 628                                                         ListSize[0] = Chunk.dwSize - sizeof(FOURCC);
 629                                                         ListCount[0] = 0;
 630                                                         switch (Chunk.fccID) {
 631                                                                 /* evil M$ UNFO list, which can (!?) contain INFO elements */
 632                                                                 case DMUS_FOURCC_UNFO_LIST: {
 633                                                                         TRACE_(dmfile)(": UNFO list\n");
 634                                                                         do {
 635                                                                                 IStream_Read (pStream, &Chunk, sizeof(FOURCC)+sizeof(DWORD), NULL);
 636                                                                                 ListCount[0] += sizeof(FOURCC) + sizeof(DWORD) + Chunk.dwSize;
 637                                                                                 TRACE_(dmfile)(": %s chunk (size = 0x%04x)", debugstr_fourcc (Chunk.fccID), Chunk.dwSize);
 638                                                                                 switch (Chunk.fccID) {
 639                                                                                         /* don't ask me why, but M$ puts INFO elements in UNFO list sometimes
 640                                                                                            (though strings seem to be valid unicode) */
 641                                                                                         case mmioFOURCC('I','N','A','M'):
 642                                                                                         case DMUS_FOURCC_UNAM_CHUNK: {
 643                                                                                                 TRACE_(dmfile)(": name chunk\n");
 644                                                                                                 pDesc->dwValidData |= DMUS_OBJ_NAME;
 645                                                                                                 IStream_Read (pStream, pDesc->wszName, Chunk.dwSize, NULL);
 646                                                                                                 break;
 647                                                                                         }
 648                                                                                         case mmioFOURCC('I','A','R','T'):
 649                                                                                         case DMUS_FOURCC_UART_CHUNK: {
 650                                                                                                 TRACE_(dmfile)(": artist chunk (ignored)\n");
 651                                                                                                 liMove.QuadPart = Chunk.dwSize;
 652                                                                                                 IStream_Seek (pStream, liMove, STREAM_SEEK_CUR, NULL);
 653                                                                                                 break;
 654                                                                                         }
 655                                                                                         case mmioFOURCC('I','C','O','P'):
 656                                                                                         case DMUS_FOURCC_UCOP_CHUNK: {
 657                                                                                                 TRACE_(dmfile)(": copyright chunk (ignored)\n");
 658                                                                                                 liMove.QuadPart = Chunk.dwSize;
 659                                                                                                 IStream_Seek (pStream, liMove, STREAM_SEEK_CUR, NULL);
 660                                                                                                 break;
 661                                                                                         }
 662                                                                                         case mmioFOURCC('I','S','B','J'):
 663                                                                                         case DMUS_FOURCC_USBJ_CHUNK: {
 664                                                                                                 TRACE_(dmfile)(": subject chunk (ignored)\n");
 665                                                                                                 liMove.QuadPart = Chunk.dwSize;
 666                                                                                                 IStream_Seek (pStream, liMove, STREAM_SEEK_CUR, NULL);
 667                                                                                                 break;
 668                                                                                         }
 669                                                                                         case mmioFOURCC('I','C','M','T'):
 670                                                                                         case DMUS_FOURCC_UCMT_CHUNK: {
 671                                                                                                 TRACE_(dmfile)(": comment chunk (ignored)\n");
 672                                                                                                 liMove.QuadPart = Chunk.dwSize;
 673                                                                                                 IStream_Seek (pStream, liMove, STREAM_SEEK_CUR, NULL);
 674                                                                                                 break;
 675                                                                                         }
 676                                                                                         default: {
 677                                                                                                 TRACE_(dmfile)(": unknown chunk (irrelevant & skipping)\n");
 678                                                                                                 liMove.QuadPart = Chunk.dwSize;
 679                                                                                                 IStream_Seek (pStream, liMove, STREAM_SEEK_CUR, NULL);
 680                                                                                                 break;
 681                                                                                         }
 682                                                                                 }
 683                                                                                 TRACE_(dmfile)(": ListCount[0] = %d < ListSize[0] = %d\n", ListCount[0], ListSize[0]);
 684                                                                         } while (ListCount[0] < ListSize[0]);
 685                                                                         break;
 686                                                                 }
 687                                                                 case DMUS_FOURCC_TRACK_LIST: {
 688                                                                   TRACE_(dmfile)(": TRACK list\n");
 689                                                                   do {
 690                                                                     IStream_Read (pStream, &Chunk, sizeof(FOURCC)+sizeof(DWORD), NULL);
 691                                                                     ListCount[0] += sizeof(FOURCC) + sizeof(DWORD) + Chunk.dwSize;
 692                                                                     TRACE_(dmfile)(": %s chunk (size = %d)", debugstr_fourcc (Chunk.fccID), Chunk.dwSize);
 693                                                                     switch (Chunk.fccID) {
 694                                                                     default: {
 695                                                                       TRACE_(dmfile)(": unknown chunk (irrelevant & skipping)\n");
 696                                                                       liMove.QuadPart = Chunk.dwSize;
 697                                                                       IStream_Seek (pStream, liMove, STREAM_SEEK_CUR, NULL);
 698                                                                       break;
 699                                                                     }
 700                                                                     }
 701                                                                     TRACE_(dmfile)(": ListCount[0] = %d < ListSize[0] = %d\n", ListCount[0], ListSize[0]);
 702                                                                   } while (ListCount[0] < ListSize[0]);
 703                                                                   break;
 704                                                                 }
 705                                                                 default: {
 706                                                                   TRACE_(dmfile)(": unknown (skipping)\n");
 707                                                                   liMove.QuadPart = Chunk.dwSize - sizeof(FOURCC);
 708                                                                   IStream_Seek (pStream, liMove, STREAM_SEEK_CUR, NULL);
 709                                                                   break;
 710                                                                 }
 711                                                         }
 712                                                         break;
 713                                                 }
 714                                                 default: {
 715                                                         TRACE_(dmfile)(": unknown chunk (irrelevant & skipping)\n");
 716                                                         liMove.QuadPart = Chunk.dwSize;
 717                                                         IStream_Seek (pStream, liMove, STREAM_SEEK_CUR, NULL);
 718                                                         break;
 719                                                 }
 720                                         }
 721                                         TRACE_(dmfile)(": StreamCount[0] = %d < StreamSize[0] = %d\n", StreamCount, StreamSize);
 722                                 } while (StreamCount < StreamSize);
 723                                 break;
 724                         } else if (Chunk.fccID == mmioFOURCC('W','A','V','E')) {
 725                                 TRACE_(dmfile)(": wave form (loading not yet implemented)\n");
 726                                 liMove.QuadPart = StreamSize;
 727                                 IStream_Seek (pStream, liMove, STREAM_SEEK_CUR, NULL); /* skip the rest of the chunk */
 728                         } else {
 729                                 TRACE_(dmfile)(": unexpected chunk (loading failed)\n");
 730                                 liMove.QuadPart = StreamSize;
 731                                 IStream_Seek (pStream, liMove, STREAM_SEEK_CUR, NULL); /* skip the rest of the chunk */
 732                                 return E_FAIL;
 733                         }
 734
 735                         TRACE_(dmfile)(": reading finished\n");
 736                         break;
 737                 }
 738                 default: {
 739                         TRACE_(dmfile)(": unexpected chunk; loading failed)\n");
 740                         liMove.QuadPart = Chunk.dwSize;
 741                         IStream_Seek (pStream, liMove, STREAM_SEEK_CUR, NULL); /* skip the rest of the chunk */
 742                         return DMUS_E_INVALIDFILE;
 743                 }
 744         }
 745
 746         TRACE(": returning descriptor:\n%s\n", debugstr_DMUS_OBJECTDESC (pDesc));
 747
 748         return S_OK;
 749 }
 750
 751 static const IDirectMusicObjectVtbl DirectMusicSegment8_Object_Vtbl = {
 752   IDirectMusicSegment8Impl_IDirectMusicObject_QueryInterface,
 753   IDirectMusicSegment8Impl_IDirectMusicObject_AddRef,
 754   IDirectMusicSegment8Impl_IDirectMusicObject_Release,
 755   IDirectMusicSegment8Impl_IDirectMusicObject_GetDescriptor,
 756   IDirectMusicSegment8Impl_IDirectMusicObject_SetDescriptor,
 757   IDirectMusicSegment8Impl_IDirectMusicObject_ParseDescriptor
 758 };
 759
 760 /* IDirectMusicSegment8Impl IPersistStream part: */
 761 static HRESULT WINAPI IDirectMusicSegment8Impl_IPersistStream_QueryInterface (LPPERSISTSTREAM iface, REFIID riid, LPVOID *ppobj) {
 762   ICOM_THIS_MULTI(IDirectMusicSegment8Impl, PersistStreamVtbl, iface);
 763   return IUnknown_QueryInterface ((LPUNKNOWN)&This->UnknownVtbl, riid, ppobj);
 764 }
 765
 766 static ULONG WINAPI IDirectMusicSegment8Impl_IPersistStream_AddRef (LPPERSISTSTREAM iface) {
 767   ICOM_THIS_MULTI(IDirectMusicSegment8Impl, PersistStreamVtbl, iface);
 768   return IUnknown_AddRef ((LPUNKNOWN)&This->UnknownVtbl);
 769 }
 770
 771 static ULONG WINAPI IDirectMusicSegment8Impl_IPersistStream_Release (LPPERSISTSTREAM iface) {
 772   ICOM_THIS_MULTI(IDirectMusicSegment8Impl, PersistStreamVtbl, iface);
 773   return IUnknown_Release ((LPUNKNOWN)&This->UnknownVtbl);
 774 }
 775
 776 static HRESULT WINAPI IDirectMusicSegment8Impl_IPersistStream_GetClassID (LPPERSISTSTREAM iface, CLSID* pClassID) {
 777   ICOM_THIS_MULTI(IDirectMusicSegment8Impl, PersistStreamVtbl, iface);
 778   TRACE("(%p, %p)\n", This, pClassID);
 779   *pClassID = CLSID_DirectMusicSegment;
 780   return S_OK;
 781 }
 782
 783 static HRESULT WINAPI IDirectMusicSegment8Impl_IPersistStream_IsDirty (LPPERSISTSTREAM iface) {
 784   ICOM_THIS_MULTI(IDirectMusicSegment8Impl, PersistStreamVtbl, iface);
 785   FIXME("(%p): stub, always S_FALSE\n", This);
 786   return S_FALSE;
 787 }
 788
 789 static HRESULT IDirectMusicSegment8Impl_IPersistStream_LoadTrack (LPPERSISTSTREAM iface, IStream* pClonedStream, IDirectMusicTrack** ppTrack,
 790                                                                   DMUS_IO_TRACK_HEADER* pTrack_hdr) {
 791
 792   ICOM_THIS_MULTI(IDirectMusicSegment8Impl, PersistStreamVtbl, iface);
 793   HRESULT hr = E_FAIL;
 794   IPersistStream* pPersistStream = NULL;
 795
 796   hr = CoCreateInstance (&pTrack_hdr->guidClassID, NULL, CLSCTX_INPROC_SERVER, &IID_IDirectMusicTrack, (LPVOID*) ppTrack);
 797   if (FAILED(hr)) {
 798     ERR(": could not create object\n");
 799     return hr;
 800   }
 801   /* acquire PersistStream interface */
 802   hr = IDirectMusicTrack_QueryInterface (*ppTrack, &IID_IPersistStream, (LPVOID*) &pPersistStream);
 803   if (FAILED(hr)) {
 804     ERR(": could not acquire IPersistStream\n");
 805     return hr;
 806   }
 807   /* load */
 808   hr = IPersistStream_Load (pPersistStream, pClonedStream);
 809   if (FAILED(hr)) {
 810     ERR(": failed to load object\n");
 811     return hr;
 812   }
 813
 814   /* release all loading-related stuff */
 815   IPersistStream_Release (pPersistStream);
 816
 817   hr = IDirectMusicSegment8Impl_IDirectMusicSegment8_InsertTrack ((LPDIRECTMUSICSEGMENT8)&This->SegmentVtbl, *ppTrack, pTrack_hdr->dwGroup); /* at dsPosition */
 818   if (FAILED(hr)) {
 819     ERR(": could not insert track\n");
 820     return hr;
 821   }
 822
 823   return S_OK;
 824 }
 825
 826 static HRESULT IDirectMusicSegment8Impl_IPersistStream_ParseTrackForm (LPPERSISTSTREAM iface, DMUS_PRIVATE_CHUNK* pChunk, IStream* pStm) {
 827
 828   /*ICOM_THIS_MULTI(IDirectMusicSegment8Impl, PersistStreamVtbl, iface);*/
 829   HRESULT hr = E_FAIL;
 830   DMUS_PRIVATE_CHUNK Chunk;
 831   DWORD StreamSize, StreamCount, ListSize[3];
 832   LARGE_INTEGER liMove; /* used when skipping chunks */
 833
 834   DMUS_IO_TRACK_HEADER        track_hdr;
 835   DMUS_IO_TRACK_EXTRAS_HEADER track_xhdr;
 836   IDirectMusicTrack*          pTrack = NULL;
 837
 838   if (pChunk->fccID != DMUS_FOURCC_TRACK_FORM) {
 839     ERR_(dmfile)(": %s chunk should be a TRACK form\n", debugstr_fourcc (pChunk->fccID));
 840     return E_FAIL;
 841   }
 842
 843   StreamSize = pChunk->dwSize - sizeof(FOURCC);
 844   StreamCount = 0;
 845
 846   do {
 847     IStream_Read (pStm, &Chunk, sizeof(FOURCC)+sizeof(DWORD), NULL);
 848     StreamCount += sizeof(FOURCC) + sizeof(DWORD) + Chunk.dwSize;
 849     TRACE_(dmfile)(": %s chunk (size = %d)", debugstr_fourcc (Chunk.fccID), Chunk.dwSize);
 850
 851     switch (Chunk.fccID) {
 852     case DMUS_FOURCC_TRACK_CHUNK: {
 853       TRACE_(dmfile)(": track chunk\n");
 854       IStream_Read (pStm, &track_hdr, sizeof(DMUS_IO_TRACK_HEADER), NULL);
 855       TRACE_(dmfile)(" - class: %s\n", debugstr_guid (&track_hdr.guidClassID));
 856       TRACE_(dmfile)(" - dwGroup: %d\n", track_hdr.dwGroup);
 857       TRACE_(dmfile)(" - ckid: %s\n", debugstr_fourcc (track_hdr.ckid));
 858       TRACE_(dmfile)(" - fccType: %s\n", debugstr_fourcc (track_hdr.fccType));
 859       break;
 860     }
 861     case DMUS_FOURCC_TRACK_EXTRAS_CHUNK: {
 862       TRACE_(dmfile)(": track extras chunk\n");
 863       IStream_Read (pStm, &track_xhdr, sizeof(DMUS_IO_TRACK_EXTRAS_HEADER), NULL);
 864       break;
 865     }
 866
 867     case DMUS_FOURCC_COMMANDTRACK_CHUNK: {
 868       TRACE_(dmfile)(": COMMANDTRACK track\n");
 869       liMove.QuadPart = Chunk.dwSize;
 870       IStream_Seek (pStm, liMove, STREAM_SEEK_CUR, NULL);
 871       break;
 872     }
 873
 874     case FOURCC_LIST: {
 875       IStream_Read (pStm, &Chunk.fccID, sizeof(FOURCC), NULL);
 876       TRACE_(dmfile)(": LIST chunk of type %s", debugstr_fourcc(Chunk.fccID));
 877       ListSize[0] = Chunk.dwSize - sizeof(FOURCC);
 878       if (Chunk.fccID == track_hdr.fccType && 0 == track_hdr.ckid) {
 879         LPSTREAM pClonedStream = NULL;
 880
 881         TRACE_(dmfile)(": TRACK list\n");
 882
 883         IStream_Clone (pStm, &pClonedStream);
 884
 885         liMove.QuadPart = 0;
 886         liMove.QuadPart -= sizeof(FOURCC) + (sizeof(FOURCC)+sizeof(DWORD));
 887         IStream_Seek (pClonedStream, liMove, STREAM_SEEK_CUR, NULL);
 888
 889         hr = IDirectMusicSegment8Impl_IPersistStream_LoadTrack (iface, pClonedStream, &pTrack, &track_hdr);
 890         if (FAILED(hr)) {
 891           ERR(": could not load track\n");
 892           return hr;
 893         }
 894         IStream_Release (pClonedStream);
 895
 896         IDirectMusicTrack_Release(pTrack); pTrack = NULL; /* now we can release at as it inserted */
 897
 898         liMove.QuadPart = ListSize[0];
 899         IStream_Seek (pStm, liMove, STREAM_SEEK_CUR, NULL);
 900
 901       } else {
 902         TRACE_(dmfile)(": unknown (skipping)\n");
 903         liMove.QuadPart = Chunk.dwSize;
 904         IStream_Seek (pStm, liMove, STREAM_SEEK_CUR, NULL);
 905       }
 906       break;
 907     }
 908
 909     case FOURCC_RIFF: {
 910       IStream_Read (pStm, &Chunk.fccID, sizeof(FOURCC), NULL);
 911       TRACE_(dmfile)(": RIFF chunk of type %s\n", debugstr_fourcc(Chunk.fccID));
 912
 913       ListSize[0] = Chunk.dwSize - sizeof(FOURCC);
 914
 915       if (Chunk.fccID == track_hdr.fccType && 0 == track_hdr.ckid) {
 916         LPSTREAM pClonedStream = NULL;
 917
 918         TRACE_(dmfile)(": TRACK RIFF\n");
 919
 920         IStream_Clone (pStm, &pClonedStream);
 921
 922         liMove.QuadPart = 0;
 923         liMove.QuadPart -= sizeof(FOURCC) + (sizeof(FOURCC)+sizeof(DWORD));
 924         IStream_Seek (pClonedStream, liMove, STREAM_SEEK_CUR, NULL);
 925
 926         hr = IDirectMusicSegment8Impl_IPersistStream_LoadTrack (iface, pClonedStream, &pTrack, &track_hdr);
 927         if (FAILED(hr)) {
 928           ERR(": could not load track\n");
 929           return hr;
 930         }
 931         IStream_Release (pClonedStream);
 932
 933         IDirectMusicTrack_Release(pTrack); pTrack = NULL; /* now we can release at as it inserted */
 934
 935         /** now safe move the cursor */
 936         liMove.QuadPart = ListSize[0];
 937         IStream_Seek (pStm, liMove, STREAM_SEEK_CUR, NULL);
 938
 939       } else {
 940         TRACE_(dmfile)(": unknown RIFF fmt (skipping)\n");
 941         liMove.QuadPart = ListSize[0];
 942         IStream_Seek (pStm, liMove, STREAM_SEEK_CUR, NULL);
 943       }
 944       break;
 945     }
 946
 947     default: {
 948       if (0 == track_hdr.fccType && Chunk.fccID == track_hdr.ckid) {
 949         LPSTREAM pClonedStream = NULL;
 950
 951         TRACE_(dmfile)(": TRACK solo\n");
 952
 953         IStream_Clone (pStm, &pClonedStream);
 954
 955         liMove.QuadPart = 0;
 956         liMove.QuadPart -= (sizeof(FOURCC) + sizeof(DWORD));
 957         IStream_Seek (pClonedStream, liMove, STREAM_SEEK_CUR, NULL);
 958
 959         hr = IDirectMusicSegment8Impl_IPersistStream_LoadTrack (iface, pClonedStream, &pTrack, &track_hdr);
 960         if (FAILED(hr)) {
 961           ERR(": could not load track\n");
 962           return hr;
 963         }
 964         IStream_Release (pClonedStream);
 965
 966         IDirectMusicTrack_Release(pTrack); pTrack = NULL; /* now we can release at as it inserted */
 967
 968         liMove.QuadPart = Chunk.dwSize;
 969         IStream_Seek (pStm, liMove, STREAM_SEEK_CUR, NULL);
 970
 971         break;
 972       }
 973
 974       TRACE_(dmfile)(": unknown chunk (irrelevant & skipping)\n");
 975       liMove.QuadPart = Chunk.dwSize;
 976       IStream_Seek (pStm, liMove, STREAM_SEEK_CUR, NULL);
 977       break;
 978     }
 979     }
 980     TRACE_(dmfile)(": StreamCount[0] = %d < StreamSize[0] = %d\n", StreamCount, StreamSize);
 981   } while (StreamCount < StreamSize);
 982
 983   return S_OK;
 984 }
 985
 986 static HRESULT IDirectMusicSegment8Impl_IPersistStream_ParseTrackList (LPPERSISTSTREAM iface, DMUS_PRIVATE_CHUNK* pChunk, IStream* pStm, IDirectMusicSegment8Impl* This) {
 987
 988   HRESULT hr = E_FAIL;
 989   DMUS_PRIVATE_CHUNK Chunk;
 990   DWORD StreamSize, ListSize[3], ListCount[3];
 991   LARGE_INTEGER liMove; /* used when skipping chunks */
 992
 993   if (pChunk->fccID != DMUS_FOURCC_TRACK_LIST) {
 994     ERR_(dmfile)(": %s chunk should be a TRACK list\n", debugstr_fourcc (pChunk->fccID));
 995     return E_FAIL;
 996   }
 997
 998   ListSize[0] = pChunk->dwSize - sizeof(FOURCC);
 999   ListCount[0] = 0;
1000
1001   do {
1002     IStream_Read (pStm, &Chunk, sizeof(FOURCC)+sizeof(DWORD), NULL);
1003     ListCount[0] += sizeof(FOURCC) + sizeof(DWORD) + Chunk.dwSize;
1004     TRACE_(dmfile)(": %s chunk (size = %d)", debugstr_fourcc (Chunk.fccID), Chunk.dwSize);
1005     switch (Chunk.fccID) {
1006     case FOURCC_RIFF: {
1007       IStream_Read (pStm, &Chunk.fccID, sizeof(FOURCC), NULL);
1008       TRACE_(dmfile)(": RIFF chunk of type %s", debugstr_fourcc(Chunk.fccID));
1009       StreamSize = Chunk.dwSize - sizeof(FOURCC);
1010       switch (Chunk.fccID) {
1011       case  DMUS_FOURCC_TRACK_FORM: {
1012         TRACE_(dmfile)(": TRACK form\n");
1013         hr = IDirectMusicSegment8Impl_IPersistStream_ParseTrackForm (iface, &Chunk, pStm);
1014         if (FAILED(hr)) return hr;
1015         break;
1016       }
1017       default: {
1018         TRACE_(dmfile)(": unknown chunk (irrelevant & skipping)\n");
1019         liMove.QuadPart = StreamSize;
1020         IStream_Seek (pStm, liMove, STREAM_SEEK_CUR, NULL);
1021         break;
1022       }
1023       }
1024       break;
1025     }
1026     default: {
1027       TRACE_(dmfile)(": unknown chunk (irrelevant & skipping)\n");
1028       liMove.QuadPart = Chunk.dwSize;
1029       IStream_Seek (pStm, liMove, STREAM_SEEK_CUR, NULL);
1030       break;
1031     }
1032     }
1033     TRACE_(dmfile)(": ListCount[0] = %d < ListSize[0] = %d\n", ListCount[0], ListSize[0]);
1034   } while (ListCount[0] < ListSize[0]);
1035
1036   return S_OK;
1037 }
1038
1039 static HRESULT IDirectMusicSegment8Impl_IPersistStream_ParseSegmentForm (LPPERSISTSTREAM iface, DMUS_PRIVATE_CHUNK* pChunk, IStream* pStm, IDirectMusicSegment8Impl* This) {
1040
1041   HRESULT hr = E_FAIL;
1042   DMUS_PRIVATE_CHUNK Chunk;
1043   DWORD StreamSize, StreamCount, ListSize[3], ListCount[3];
1044   LARGE_INTEGER liMove; /* used when skipping chunks */
1045
1046   if (pChunk->fccID != DMUS_FOURCC_SEGMENT_FORM) {
1047     ERR_(dmfile)(": %s chunk should be a segment form\n", debugstr_fourcc (pChunk->fccID));
1048     return E_FAIL;
1049   }
1050
1051   StreamSize = pChunk->dwSize - sizeof(FOURCC);
1052   StreamCount = 0;
1053
1054   do {
1055     IStream_Read (pStm, &Chunk, sizeof(FOURCC)+sizeof(DWORD), NULL);
1056     StreamCount += sizeof(FOURCC) + sizeof(DWORD) + Chunk.dwSize;
1057     TRACE_(dmfile)(": %s chunk (size = %d)", debugstr_fourcc (Chunk.fccID), Chunk.dwSize);
1058
1059     hr = IDirectMusicUtils_IPersistStream_ParseDescGeneric(&Chunk, pStm, This->pDesc);
1060     if (FAILED(hr)) return hr;
1061
1062     if (hr == S_FALSE) {
1063       switch (Chunk.fccID) {
1064       case DMUS_FOURCC_SEGMENT_CHUNK: {
1065         DWORD checkSz = sizeof(FOURCC);
1066         TRACE_(dmfile)(": segment chunk\n");
1067 #if 1
1068         /** DX 7 */
1069         IStream_Read (pStm, &This->header.dwRepeats,    sizeof(This->header.dwRepeats), NULL);
1070         checkSz += sizeof(This->header.dwRepeats);
1071         IStream_Read (pStm, &This->header.mtLength,     sizeof(This->header.mtLength), NULL);
1072         checkSz += sizeof(This->header.mtLength);
1073         IStream_Read (pStm, &This->header.mtPlayStart,  sizeof(This->header.mtPlayStart), NULL);
1074         checkSz += sizeof(This->header.mtPlayStart);
1075         IStream_Read (pStm, &This->header.mtLoopStart,  sizeof(This->header.mtLoopStart), NULL);
1076         checkSz += sizeof(This->header.mtLoopStart);
1077         IStream_Read (pStm, &This->header.mtLoopEnd,    sizeof(This->header.mtLoopEnd), NULL);
1078         checkSz += sizeof(This->header.mtLoopEnd);
1079         IStream_Read (pStm, &This->header.dwResolution, sizeof(This->header.dwResolution), NULL);
1080         checkSz += sizeof(This->header.dwResolution);
1081         TRACE_(dmfile)("dwRepeats: %u\n", This->header.dwRepeats);
1082         TRACE_(dmfile)("mtLength: %u\n",  This->header.mtLength);
1083         TRACE_(dmfile)("mtPlayStart: %u\n",  This->header.mtPlayStart);
1084         TRACE_(dmfile)("mtLoopStart: %u\n",  This->header.mtLoopStart);
1085         TRACE_(dmfile)("mtLoopEnd: %u\n",  This->header.mtLoopEnd);
1086         TRACE_(dmfile)("dwResolution: %u\n", This->header.dwResolution);
1087         /** DX 8 */
1088         if (Chunk.dwSize > checkSz) {
1089           IStream_Read (pStm, &This->header.rtLength,    sizeof(This->header.rtLength), NULL);
1090           checkSz += sizeof(This->header.rtLength);
1091           IStream_Read (pStm, &This->header.dwFlags,     sizeof(This->header.dwFlags), NULL);
1092           checkSz += sizeof(This->header.dwFlags);
1093         }
1094         /** DX 9 */
1095         if (Chunk.dwSize > checkSz) {
1096           IStream_Read (pStm, &This->header.rtLoopStart,  sizeof(This->header.rtLoopStart), NULL);
1097           checkSz += sizeof(This->header.rtLoopStart);
1098           IStream_Read (pStm, &This->header.rtLoopEnd,    sizeof(This->header.rtLoopEnd), NULL);
1099           checkSz += sizeof(This->header.rtLoopEnd);
1100           IStream_Read (pStm, &This->header.rtPlayStart,  sizeof(This->header.rtPlayStart), NULL);
1101           checkSz += sizeof(This->header.rtPlayStart);
1102         }
1103 #endif
1104         liMove.QuadPart = Chunk.dwSize - checkSz + sizeof(FOURCC);
1105         IStream_Seek (pStm, liMove, STREAM_SEEK_CUR, NULL);
1106         break;
1107       }
1108       case FOURCC_LIST: {
1109         IStream_Read (pStm, &Chunk.fccID, sizeof(FOURCC), NULL);
1110         TRACE_(dmfile)(": LIST chunk of type %s", debugstr_fourcc(Chunk.fccID));
1111         ListSize[0] = Chunk.dwSize - sizeof(FOURCC);
1112         ListCount[0] = 0;
1113         switch (Chunk.fccID) {
1114         case DMUS_FOURCC_UNFO_LIST: {
1115           TRACE_(dmfile)(": UNFO list\n");
1116           do {
1117             IStream_Read (pStm, &Chunk, sizeof(FOURCC)+sizeof(DWORD), NULL);
1118             ListCount[0] += sizeof(FOURCC) + sizeof(DWORD) + Chunk.dwSize;
1119             TRACE_(dmfile)(": %s chunk (size = %d)", debugstr_fourcc (Chunk.fccID), Chunk.dwSize);
1120
1121             hr = IDirectMusicUtils_IPersistStream_ParseUNFOGeneric(&Chunk, pStm, This->pDesc);
1122             if (FAILED(hr)) return hr;
1123
1124             if (hr == S_FALSE) {
1125               switch (Chunk.fccID) {
1126               default: {
1127                 TRACE_(dmfile)(": unknown chunk (irrelevant & skipping)\n");
1128                 liMove.QuadPart = Chunk.dwSize;
1129                 IStream_Seek (pStm, liMove, STREAM_SEEK_CUR, NULL);
1130                 break;
1131               }
1132               }
1133             }
1134
1135             TRACE_(dmfile)(": ListCount[0] = %d < ListSize[0] = %d\n", ListCount[0], ListSize[0]);
1136           } while (ListCount[0] < ListSize[0]);
1137           break;
1138         }
1139         case DMUS_FOURCC_TRACK_LIST: {
1140           TRACE_(dmfile)(": TRACK list\n");
1141           hr = IDirectMusicSegment8Impl_IPersistStream_ParseTrackList (iface, &Chunk, pStm, This);
1142           if (FAILED(hr)) return hr;
1143           break;
1144         }
1145         default: {
1146           TRACE_(dmfile)(": unknown (skipping)\n");
1147           liMove.QuadPart = Chunk.dwSize - sizeof(FOURCC);
1148           IStream_Seek (pStm, liMove, STREAM_SEEK_CUR, NULL);
1149           break;
1150         }
1151         }
1152         break;
1153       }
1154       default: {
1155         TRACE_(dmfile)(": unknown chunk (irrelevant & skipping)\n");
1156         liMove.QuadPart = Chunk.dwSize;
1157         IStream_Seek (pStm, liMove, STREAM_SEEK_CUR, NULL);
1158         break;
1159       }
1160       }
1161     }
1162     TRACE_(dmfile)(": StreamCount[0] = %d < StreamSize[0] = %d\n", StreamCount, StreamSize);
1163   } while (StreamCount < StreamSize);
1164
1165   return S_OK;
1166 }
1167
1168 static HRESULT IDirectMusicSegment8Impl_IPersistStream_LoadWave (LPPERSISTSTREAM iface, IStream* pClonedStream, IDirectMusicObject** ppWaveObject) {
1169
1170   HRESULT hr = E_FAIL;
1171   IPersistStream* pPersistStream = NULL;
1172
1173   hr = CoCreateInstance (&CLSID_DirectSoundWave, NULL, CLSCTX_INPROC_SERVER, &IID_IDirectMusicObject, (LPVOID*) ppWaveObject);
1174   if (FAILED(hr)) {
1175     ERR(": could not create object\n");
1176     return hr;
1177   }
1178   /* acquire PersistStream interface */
1179   hr = IDirectMusicObject_QueryInterface (*ppWaveObject, &IID_IPersistStream, (LPVOID*) &pPersistStream);
1180   if (FAILED(hr)) {
1181     ERR(": could not acquire IPersistStream\n");
1182     return hr;
1183   }
1184   /* load */
1185   hr = IPersistStream_Load (pPersistStream, pClonedStream);
1186   if (FAILED(hr)) {
1187     ERR(": failed to load object\n");
1188     return hr;
1189   }
1190
1191   /* release all loading-related stuff */
1192   IPersistStream_Release (pPersistStream);
1193
1194   return S_OK;
1195 }
1196
1197 static HRESULT WINAPI IDirectMusicSegment8Impl_IPersistStream_Load (LPPERSISTSTREAM iface, IStream* pStm) {
1198   ICOM_THIS_MULTI(IDirectMusicSegment8Impl, PersistStreamVtbl, iface);
1199
1200   HRESULT hr;
1201   DMUS_PRIVATE_CHUNK Chunk;
1202   DWORD StreamSize;
1203   /*DWORD ListSize[3], ListCount[3];*/
1204   LARGE_INTEGER liMove; /* used when skipping chunks */
1205
1206   TRACE("(%p, %p): Loading\n", This, pStm);
1207   IStream_Read (pStm, &Chunk, sizeof(FOURCC)+sizeof(DWORD), NULL);
1208   TRACE_(dmfile)(": %s chunk (size = %d)", debugstr_fourcc (Chunk.fccID), Chunk.dwSize);
1209   switch (Chunk.fccID) {
1210   case FOURCC_RIFF: {
1211     IStream_Read (pStm, &Chunk.fccID, sizeof(FOURCC), NULL);
1212     TRACE_(dmfile)(": RIFF chunk of type %s", debugstr_fourcc(Chunk.fccID));
1213     StreamSize = Chunk.dwSize - sizeof(FOURCC);
1214     switch (Chunk.fccID) {
1215     case DMUS_FOURCC_SEGMENT_FORM: {
1216       TRACE_(dmfile)(": segment form\n");
1217       hr = IDirectMusicSegment8Impl_IPersistStream_ParseSegmentForm (iface, &Chunk, pStm, This);
1218       if (FAILED(hr)) return hr;
1219       break;
1220     }
1221     case mmioFOURCC('W','A','V','E'): {
1222       LPSTREAM pClonedStream = NULL;
1223       IDirectMusicObject* pWave = NULL;
1224
1225       FIXME_(dmfile)(": WAVE form (loading to be checked)\n");
1226
1227       IStream_Clone (pStm, &pClonedStream);
1228
1229       liMove.QuadPart = - (LONGLONG)(sizeof(FOURCC) * 2 + 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   obj->pDesc->guidClass = CLSID_DirectMusicSegment;
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 }