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 typedef struct IDirectMusicSegment8Impl {
  30     IDirectMusicSegment8 IDirectMusicSegment8_iface;
  31     const IDirectMusicObjectVtbl *ObjectVtbl;
  32     const IPersistStreamVtbl *PersistStreamVtbl;
  33     LONG ref;
  34     DMUS_OBJECTDESC *pDesc;
  35     DMUS_IO_SEGMENT_HEADER header;
  36     IDirectMusicGraph *pGraph;
  37     struct list Tracks;
  38 } IDirectMusicSegment8Impl;
  39
  40 static inline IDirectMusicSegment8Impl *impl_from_IDirectMusicSegment8(IDirectMusicSegment8 *iface)
  41 {
  42   return CONTAINING_RECORD(iface, IDirectMusicSegment8Impl, IDirectMusicSegment8_iface);
  43 }
  44
  45 static HRESULT WINAPI IDirectMusicSegment8Impl_QueryInterface(IDirectMusicSegment8 *iface,
  46         REFIID riid, void **ret_iface)
  47 {
  48     IDirectMusicSegment8Impl *This = impl_from_IDirectMusicSegment8(iface);
  49
  50     *ret_iface = NULL;
  51
  52     if (IsEqualIID (riid, &IID_IUnknown) || IsEqualIID (riid, &IID_IDirectMusicSegment) ||
  53             IsEqualIID(riid, &IID_IDirectMusicSegment2) ||
  54             IsEqualIID (riid, &IID_IDirectMusicSegment8))
  55         *ret_iface = iface;
  56     else if (IsEqualIID (riid, &IID_IDirectMusicObject))
  57         *ret_iface = &This->ObjectVtbl;
  58     else if (IsEqualIID (riid, &IID_IPersistStream))
  59         *ret_iface = &This->PersistStreamVtbl;
  60     else {
  61         WARN("(%p, %s, %p): not found\n", This, debugstr_dmguid(riid), ret_iface);
  62         return E_NOINTERFACE;
  63     }
  64
  65     IUnknown_AddRef((IUnknown*)*ret_iface);
  66     return S_OK;
  67 }
  68
  69 static ULONG WINAPI IDirectMusicSegment8Impl_AddRef(IDirectMusicSegment8 *iface)
  70 {
  71     IDirectMusicSegment8Impl *This = impl_from_IDirectMusicSegment8(iface);
  72     LONG ref = InterlockedIncrement(&This->ref);
  73
  74     TRACE("(%p) ref=%d\n", This, ref);
  75
  76     return ref;
  77 }
  78
  79 static ULONG WINAPI IDirectMusicSegment8Impl_Release(IDirectMusicSegment8 *iface)
  80 {
  81     IDirectMusicSegment8Impl *This = impl_from_IDirectMusicSegment8(iface);
  82     LONG ref = InterlockedDecrement(&This->ref);
  83
  84     TRACE("(%p) ref=%d\n", This, ref);
  85
  86     if (!ref) {
  87         HeapFree(GetProcessHeap(), 0, This);
  88         DMIME_UnlockModule();
  89     }
  90
  91     return ref;
  92 }
  93
  94 static HRESULT WINAPI IDirectMusicSegment8Impl_GetLength(IDirectMusicSegment8 *iface,
  95         MUSIC_TIME *pmtLength)
  96 {
  97   IDirectMusicSegment8Impl *This = impl_from_IDirectMusicSegment8(iface);
  98
  99   TRACE("(%p, %p)\n", This, pmtLength);
 100   if (NULL == pmtLength) {
 101     return E_POINTER;
 102   }
 103   *pmtLength = This->header.mtLength;
 104   return S_OK;
 105 }
 106
 107 static HRESULT WINAPI IDirectMusicSegment8Impl_SetLength(IDirectMusicSegment8 *iface,
 108         MUSIC_TIME mtLength)
 109 {
 110   IDirectMusicSegment8Impl *This = impl_from_IDirectMusicSegment8(iface);
 111
 112   TRACE("(%p, %d)\n", This, mtLength);
 113   This->header.mtLength = mtLength;
 114   return S_OK;
 115 }
 116
 117 static HRESULT WINAPI IDirectMusicSegment8Impl_GetRepeats(IDirectMusicSegment8 *iface,
 118         DWORD *pdwRepeats)
 119 {
 120   IDirectMusicSegment8Impl *This = impl_from_IDirectMusicSegment8(iface);
 121
 122   TRACE("(%p, %p)\n", This, pdwRepeats);
 123   if (NULL == pdwRepeats) {
 124     return E_POINTER;
 125   }
 126   *pdwRepeats = This->header.dwRepeats;
 127   return S_OK;
 128 }
 129
 130 static HRESULT WINAPI IDirectMusicSegment8Impl_SetRepeats(IDirectMusicSegment8 *iface,
 131         DWORD dwRepeats)
 132 {
 133   IDirectMusicSegment8Impl *This = impl_from_IDirectMusicSegment8(iface);
 134
 135   TRACE("(%p, %d)\n", This, dwRepeats);
 136   This->header.dwRepeats = dwRepeats;
 137   return S_OK;
 138 }
 139
 140 static HRESULT WINAPI IDirectMusicSegment8Impl_GetDefaultResolution(IDirectMusicSegment8 *iface,
 141         DWORD *pdwResolution)
 142 {
 143   IDirectMusicSegment8Impl *This = impl_from_IDirectMusicSegment8(iface);
 144
 145   TRACE("(%p, %p)\n", This, pdwResolution);
 146   if (NULL == pdwResolution) {
 147     return E_POINTER;
 148   }
 149   *pdwResolution = This->header.dwResolution;
 150   return S_OK;
 151 }
 152
 153 static HRESULT WINAPI IDirectMusicSegment8Impl_SetDefaultResolution(IDirectMusicSegment8 *iface,
 154         DWORD dwResolution)
 155 {
 156   IDirectMusicSegment8Impl *This = impl_from_IDirectMusicSegment8(iface);
 157
 158   TRACE("(%p, %d)\n", This, dwResolution);
 159   This->header.dwResolution = dwResolution;
 160   return S_OK;
 161 }
 162
 163 static HRESULT WINAPI IDirectMusicSegment8Impl_GetTrack(IDirectMusicSegment8 *iface,
 164         REFGUID rguidType, DWORD dwGroupBits, DWORD dwIndex, IDirectMusicTrack **ppTrack)
 165 {
 166   IDirectMusicSegment8Impl *This = impl_from_IDirectMusicSegment8(iface);
 167   CLSID pIt_clsid;
 168   struct list* pEntry = NULL;
 169   LPDMUS_PRIVATE_SEGMENT_TRACK pIt = NULL;
 170   IPersistStream* pCLSIDStream = NULL;
 171   HRESULT hr = S_OK;
 172
 173   TRACE("(%p, %s, %d, 0x%x, %p)\n", This, debugstr_dmguid(rguidType), dwGroupBits, dwIndex, ppTrack);
 174
 175   if (NULL == ppTrack) {
 176     return E_POINTER;
 177   }
 178
 179   LIST_FOR_EACH (pEntry, &This->Tracks) {
 180     pIt = LIST_ENTRY(pEntry, DMUS_PRIVATE_SEGMENT_TRACK, entry);
 181     TRACE(" - %p -> 0x%x,%p\n", pIt, pIt->dwGroupBits, pIt->pTrack);
 182     if (0xFFFFFFFF != dwGroupBits && 0 == (pIt->dwGroupBits & dwGroupBits)) continue ;
 183     if (FALSE == IsEqualGUID(&GUID_NULL, rguidType)) {
 184       /**
 185        * it rguidType is not null we must check if CLSIDs are equal
 186        * and the unique way to get it is using IPersistStream Interface
 187        */
 188       hr = IDirectMusicTrack_QueryInterface(pIt->pTrack, &IID_IPersistStream, (void**) &pCLSIDStream);
 189       if (FAILED(hr)) {
 190         ERR("(%p): object %p don't implement IPersistStream Interface. Expect a crash (critical problem)\n", This, pIt->pTrack);
 191         continue ;
 192       }
 193       hr = IPersistStream_GetClassID(pCLSIDStream, &pIt_clsid);
 194       IPersistStream_Release(pCLSIDStream); pCLSIDStream = NULL;
 195       if (FAILED(hr)) {
 196         ERR("(%p): non-implemented GetClassID for object %p\n", This, pIt->pTrack);
 197         continue ;
 198       }
 199       TRACE(" - %p -> %s\n", pIt, debugstr_dmguid(&pIt_clsid));
 200       if (FALSE == IsEqualGUID(&pIt_clsid, rguidType)) continue ;
 201     }
 202     if (0 == dwIndex) {
 203       *ppTrack = pIt->pTrack;
 204       IDirectMusicTrack_AddRef(*ppTrack);
 205       return S_OK;
 206     }
 207     --dwIndex;
 208   }
 209   return DMUS_E_NOT_FOUND;
 210 }
 211
 212 static HRESULT WINAPI IDirectMusicSegment8Impl_GetTrackGroup(IDirectMusicSegment8 *iface,
 213         IDirectMusicTrack *pTrack, DWORD *pdwGroupBits)
 214 {
 215   IDirectMusicSegment8Impl *This = impl_from_IDirectMusicSegment8(iface);
 216   struct list* pEntry = NULL;
 217   LPDMUS_PRIVATE_SEGMENT_TRACK pIt = NULL;
 218
 219   TRACE("(%p, %p, %p)\n", This, pTrack, pdwGroupBits);
 220
 221   if (NULL == pdwGroupBits) {
 222     return E_POINTER;
 223   }
 224
 225   LIST_FOR_EACH (pEntry, &This->Tracks) {
 226     pIt = LIST_ENTRY(pEntry, DMUS_PRIVATE_SEGMENT_TRACK, entry);
 227     TRACE(" - %p -> %d,%p\n", pIt, pIt->dwGroupBits, pIt->pTrack);
 228     if (NULL != pIt && pIt->pTrack == pTrack) {
 229       *pdwGroupBits = pIt->dwGroupBits;
 230       return S_OK;
 231     }
 232   }
 233
 234   return DMUS_E_NOT_FOUND;
 235 }
 236
 237 static HRESULT WINAPI IDirectMusicSegment8Impl_InsertTrack(IDirectMusicSegment8 *iface,
 238         IDirectMusicTrack *pTrack, DWORD dwGroupBits)
 239 {
 240   IDirectMusicSegment8Impl *This = impl_from_IDirectMusicSegment8(iface);
 241   DWORD i = 0;
 242   struct list* pEntry = NULL;
 243   LPDMUS_PRIVATE_SEGMENT_TRACK pIt = NULL;
 244   LPDMUS_PRIVATE_SEGMENT_TRACK pNewSegTrack = NULL;
 245
 246   TRACE("(%p, %p, %d)\n", This, pTrack, dwGroupBits);
 247
 248   LIST_FOR_EACH (pEntry, &This->Tracks) {
 249     i++;
 250     pIt = LIST_ENTRY(pEntry, DMUS_PRIVATE_SEGMENT_TRACK, entry);
 251     TRACE(" - #%u: %p -> %d,%p\n", i, pIt, pIt->dwGroupBits, pIt->pTrack);
 252     if (NULL != pIt && pIt->pTrack == pTrack) {
 253       ERR("(%p, %p): track is already in list\n", This, pTrack);
 254       return E_FAIL;
 255     }
 256   }
 257
 258   pNewSegTrack = HeapAlloc (GetProcessHeap (), HEAP_ZERO_MEMORY, sizeof(DMUS_PRIVATE_SEGMENT_TRACK));
 259   if (NULL == pNewSegTrack)
 260     return  E_OUTOFMEMORY;
 261
 262   pNewSegTrack->dwGroupBits = dwGroupBits;
 263   pNewSegTrack->pTrack = pTrack;
 264   IDirectMusicTrack_Init(pTrack, (IDirectMusicSegment *)iface);
 265   IDirectMusicTrack_AddRef(pTrack);
 266   list_add_tail (&This->Tracks, &pNewSegTrack->entry);
 267
 268   return S_OK;
 269 }
 270
 271 static HRESULT WINAPI IDirectMusicSegment8Impl_RemoveTrack(IDirectMusicSegment8 *iface,
 272         IDirectMusicTrack *pTrack)
 273 {
 274   IDirectMusicSegment8Impl *This = impl_from_IDirectMusicSegment8(iface);
 275   struct list* pEntry = NULL;
 276   LPDMUS_PRIVATE_SEGMENT_TRACK pIt = NULL;
 277
 278   TRACE("(%p, %p)\n", This, pTrack);
 279
 280   LIST_FOR_EACH (pEntry, &This->Tracks) {
 281     pIt = LIST_ENTRY(pEntry, DMUS_PRIVATE_SEGMENT_TRACK, entry);
 282     if (pIt->pTrack == pTrack) {
 283       TRACE("(%p, %p): track in list\n", This, pTrack);
 284
 285       list_remove(&pIt->entry);
 286       IDirectMusicTrack_Init(pIt->pTrack, NULL);
 287       IDirectMusicTrack_Release(pIt->pTrack);
 288       HeapFree(GetProcessHeap(), 0, pIt);
 289
 290       return S_OK;
 291     }
 292   }
 293
 294   return S_FALSE;
 295 }
 296
 297 static HRESULT WINAPI IDirectMusicSegment8Impl_InitPlay(IDirectMusicSegment8 *iface,
 298         IDirectMusicSegmentState **ppSegState, IDirectMusicPerformance *pPerformance, DWORD dwFlags)
 299 {
 300   IDirectMusicSegment8Impl *This = impl_from_IDirectMusicSegment8(iface);
 301   HRESULT hr;
 302
 303   FIXME("(%p, %p, %p, %d): semi-stub\n", This, ppSegState, pPerformance, dwFlags);
 304   if (NULL == ppSegState) {
 305     return E_POINTER;
 306   }
 307   hr = create_dmsegmentstate(&IID_IDirectMusicSegmentState,(void**) ppSegState);
 308   if (FAILED(hr)) {
 309     return hr;
 310   }
 311   /* TODO: DMUS_SEGF_FLAGS */
 312   return S_OK;
 313 }
 314
 315 static HRESULT WINAPI IDirectMusicSegment8Impl_GetGraph(IDirectMusicSegment8 *iface,
 316         IDirectMusicGraph **ppGraph)
 317 {
 318   IDirectMusicSegment8Impl *This = impl_from_IDirectMusicSegment8(iface);
 319
 320   FIXME("(%p, %p): semi-stub\n", This, ppGraph);
 321   if (NULL == ppGraph) {
 322     return E_POINTER;
 323   }
 324   if (NULL == This->pGraph) {
 325     return DMUS_E_NOT_FOUND;
 326   }
 327   /**
 328    * should return This, as seen in msdn
 329    * "...The segment object implements IDirectMusicGraph directly..."
 330    */
 331   *ppGraph = This->pGraph;
 332   IDirectMusicGraph_AddRef(This->pGraph);
 333   return S_OK;
 334 }
 335
 336 static HRESULT WINAPI IDirectMusicSegment8Impl_SetGraph(IDirectMusicSegment8 *iface,
 337         IDirectMusicGraph *pGraph)
 338 {
 339   IDirectMusicSegment8Impl *This = impl_from_IDirectMusicSegment8(iface);
 340
 341   FIXME("(%p, %p): to complete\n", This, pGraph);
 342   if (NULL != This->pGraph) {
 343     IDirectMusicGraph_Release(This->pGraph);
 344   }
 345   This->pGraph = pGraph;
 346   if (NULL != This->pGraph) {
 347     IDirectMusicGraph_AddRef(This->pGraph);
 348   }
 349   return S_OK;
 350 }
 351
 352 static HRESULT WINAPI IDirectMusicSegment8Impl_AddNotificationType(IDirectMusicSegment8 *iface,
 353         REFGUID rguidNotificationType)
 354 {
 355   IDirectMusicSegment8Impl *This = impl_from_IDirectMusicSegment8(iface);
 356   FIXME("(%p, %s): stub\n", This, debugstr_dmguid(rguidNotificationType));
 357   return S_OK;
 358 }
 359
 360 static HRESULT WINAPI IDirectMusicSegment8Impl_RemoveNotificationType(IDirectMusicSegment8 *iface,
 361         REFGUID rguidNotificationType)
 362 {
 363   IDirectMusicSegment8Impl *This = impl_from_IDirectMusicSegment8(iface);
 364   FIXME("(%p, %s): stub\n", This, debugstr_dmguid(rguidNotificationType));
 365   return S_OK;
 366 }
 367
 368 static HRESULT WINAPI IDirectMusicSegment8Impl_GetParam(IDirectMusicSegment8 *iface,
 369         REFGUID rguidType, DWORD dwGroupBits, DWORD dwIndex, MUSIC_TIME mtTime, MUSIC_TIME *pmtNext,
 370         void *pParam)
 371 {
 372   IDirectMusicSegment8Impl *This = impl_from_IDirectMusicSegment8(iface);
 373   CLSID pIt_clsid;
 374   struct list* pEntry = NULL;
 375   IDirectMusicTrack* pTrack = NULL;
 376   IPersistStream* pCLSIDStream = NULL;
 377   LPDMUS_PRIVATE_SEGMENT_TRACK pIt = NULL;
 378   HRESULT hr = S_OK;
 379
 380   FIXME("(%p, %s, 0x%x, %d, %d, %p, %p)\n", This, debugstr_dmguid(rguidType), dwGroupBits, dwIndex, mtTime, pmtNext, pParam);
 381
 382   if (DMUS_SEG_ANYTRACK == dwIndex) {
 383
 384     LIST_FOR_EACH (pEntry, &This->Tracks) {
 385       pIt = LIST_ENTRY(pEntry, DMUS_PRIVATE_SEGMENT_TRACK, entry);
 386
 387       hr = IDirectMusicTrack_QueryInterface(pIt->pTrack, &IID_IPersistStream, (void**) &pCLSIDStream);
 388       if (FAILED(hr)) {
 389         ERR("(%p): object %p don't implement IPersistStream Interface. Expect a crash (critical problem)\n", This, pIt->pTrack);
 390         continue ;
 391       }
 392
 393       TRACE(" - %p -> 0x%x,%p\n", pIt, pIt->dwGroupBits, pIt->pTrack);
 394
 395       if (0xFFFFFFFF != dwGroupBits && 0 == (pIt->dwGroupBits & dwGroupBits)) continue ;
 396       hr = IPersistStream_GetClassID(pCLSIDStream, &pIt_clsid);
 397       IPersistStream_Release(pCLSIDStream); pCLSIDStream = NULL;
 398       if (FAILED(hr)) {
 399         ERR("(%p): non-implemented GetClassID for object %p\n", This, pIt->pTrack);
 400         continue ;
 401       }
 402       if (FALSE == IsEqualGUID(&pIt_clsid, rguidType)) continue ;
 403       if (FAILED(IDirectMusicTrack_IsParamSupported(pIt->pTrack, rguidType))) continue ;
 404       hr = IDirectMusicTrack_GetParam(pIt->pTrack, rguidType, mtTime, pmtNext, pParam);
 405       if (SUCCEEDED(hr)) return hr;
 406     }
 407     ERR("(%p): not found\n", This);
 408     return DMUS_E_TRACK_NOT_FOUND;
 409   }
 410
 411   hr = IDirectMusicSegment8Impl_GetTrack(iface, &GUID_NULL, dwGroupBits, dwIndex, &pTrack);
 412   if (FAILED(hr)) {
 413     ERR("(%p): not found\n", This);
 414     return DMUS_E_TRACK_NOT_FOUND;
 415   }
 416
 417   hr = IDirectMusicTrack_GetParam(pTrack, rguidType, mtTime, pmtNext, pParam);
 418   IDirectMusicTrack_Release(pTrack); pTrack = NULL;
 419
 420   return hr;
 421 }
 422
 423 static HRESULT WINAPI IDirectMusicSegment8Impl_SetParam(IDirectMusicSegment8 *iface,
 424         REFGUID rguidType, DWORD dwGroupBits, DWORD dwIndex, MUSIC_TIME mtTime, void *pParam)
 425 {
 426   IDirectMusicSegment8Impl *This = impl_from_IDirectMusicSegment8(iface);
 427   FIXME("(%p, %s, %d, %d, %d, %p): stub\n", This, debugstr_dmguid(rguidType), dwGroupBits, dwIndex, mtTime, pParam);
 428   return S_OK;
 429 }
 430
 431 static HRESULT WINAPI IDirectMusicSegment8Impl_Clone(IDirectMusicSegment8 *iface,
 432         MUSIC_TIME mtStart, MUSIC_TIME mtEnd, IDirectMusicSegment **ppSegment)
 433 {
 434   IDirectMusicSegment8Impl *This = impl_from_IDirectMusicSegment8(iface);
 435   FIXME("(%p, %d, %d, %p): stub\n", This, mtStart, mtEnd, ppSegment);
 436   return S_OK;
 437 }
 438
 439 static HRESULT WINAPI IDirectMusicSegment8Impl_SetStartPoint(IDirectMusicSegment8 *iface,
 440         MUSIC_TIME mtStart)
 441 {
 442   IDirectMusicSegment8Impl *This = impl_from_IDirectMusicSegment8(iface);
 443
 444   TRACE("(%p, %d)\n", This, mtStart);
 445   if (mtStart >= This->header.mtLength) {
 446     return DMUS_E_OUT_OF_RANGE;
 447   }
 448   This->header.mtPlayStart = mtStart;
 449   return S_OK;
 450 }
 451
 452 static HRESULT WINAPI IDirectMusicSegment8Impl_GetStartPoint(IDirectMusicSegment8 *iface,
 453         MUSIC_TIME *pmtStart)
 454 {
 455   IDirectMusicSegment8Impl *This = impl_from_IDirectMusicSegment8(iface);
 456
 457   TRACE("(%p, %p)\n", This, pmtStart);
 458   if (NULL == pmtStart) {
 459     return E_POINTER;
 460   }
 461   *pmtStart = This->header.mtPlayStart;
 462   return S_OK;
 463 }
 464
 465 static HRESULT WINAPI IDirectMusicSegment8Impl_SetLoopPoints(IDirectMusicSegment8 *iface,
 466         MUSIC_TIME mtStart, MUSIC_TIME mtEnd)
 467 {
 468   IDirectMusicSegment8Impl *This = impl_from_IDirectMusicSegment8(iface);
 469
 470   TRACE("(%p, %d, %d)\n", This, mtStart, mtEnd);
 471   if (mtStart >= This->header.mtLength || mtEnd > This->header.mtLength || mtStart > mtEnd) {
 472     return DMUS_E_OUT_OF_RANGE;
 473   }
 474   This->header.mtLoopStart = mtStart;
 475   This->header.mtLoopEnd   = mtEnd;
 476   return S_OK;
 477 }
 478
 479 static HRESULT WINAPI IDirectMusicSegment8Impl_GetLoopPoints(IDirectMusicSegment8 *iface,
 480         MUSIC_TIME *pmtStart, MUSIC_TIME *pmtEnd)
 481 {
 482   IDirectMusicSegment8Impl *This = impl_from_IDirectMusicSegment8(iface);
 483
 484   TRACE("(%p, %p, %p)\n", This, pmtStart, pmtEnd);
 485   if (NULL == pmtStart || NULL == pmtEnd) {
 486     return E_POINTER;
 487   }
 488   *pmtStart = This->header.mtLoopStart;
 489   *pmtEnd   = This->header.mtLoopEnd;
 490   return S_OK;
 491 }
 492
 493 static HRESULT WINAPI IDirectMusicSegment8Impl_SetPChannelsUsed(IDirectMusicSegment8 *iface,
 494         DWORD dwNumPChannels, DWORD *paPChannels)
 495 {
 496         IDirectMusicSegment8Impl *This = impl_from_IDirectMusicSegment8(iface);
 497         FIXME("(%p, %d, %p): stub\n", This, dwNumPChannels, paPChannels);
 498         return S_OK;
 499 }
 500
 501 static HRESULT WINAPI IDirectMusicSegment8Impl_SetTrackConfig(IDirectMusicSegment8 *iface,
 502         REFGUID rguidTrackClassID, DWORD dwGroupBits, DWORD dwIndex, DWORD dwFlagsOn,
 503         DWORD dwFlagsOff)
 504 {
 505         IDirectMusicSegment8Impl *This = impl_from_IDirectMusicSegment8(iface);
 506         FIXME("(%p, %s, %d, %d, %d, %d): stub\n", This, debugstr_dmguid(rguidTrackClassID), dwGroupBits, dwIndex, dwFlagsOn, dwFlagsOff);
 507         return S_OK;
 508 }
 509
 510 static HRESULT WINAPI IDirectMusicSegment8Impl_GetAudioPathConfig(IDirectMusicSegment8 *iface,
 511         IUnknown **ppAudioPathConfig)
 512 {
 513         IDirectMusicSegment8Impl *This = impl_from_IDirectMusicSegment8(iface);
 514         FIXME("(%p, %p): stub\n", This, ppAudioPathConfig);
 515         return S_OK;
 516 }
 517
 518 static HRESULT WINAPI IDirectMusicSegment8Impl_Compose(IDirectMusicSegment8 *iface,
 519         MUSIC_TIME mtTime, IDirectMusicSegment *pFromSegment, IDirectMusicSegment *pToSegment,
 520         IDirectMusicSegment **ppComposedSegment)
 521 {
 522         IDirectMusicSegment8Impl *This = impl_from_IDirectMusicSegment8(iface);
 523         FIXME("(%p, %d, %p, %p, %p): stub\n", This, mtTime, pFromSegment, pToSegment, ppComposedSegment);
 524         return S_OK;
 525 }
 526
 527 static HRESULT WINAPI IDirectMusicSegment8Impl_Download(IDirectMusicSegment8 *iface,
 528         IUnknown *pAudioPath)
 529 {
 530         IDirectMusicSegment8Impl *This = impl_from_IDirectMusicSegment8(iface);
 531         FIXME("(%p, %p): stub\n", This, pAudioPath);
 532         return S_OK;
 533 }
 534
 535 static HRESULT WINAPI IDirectMusicSegment8Impl_Unload(IDirectMusicSegment8 *iface,
 536         IUnknown *pAudioPath)
 537 {
 538         IDirectMusicSegment8Impl *This = impl_from_IDirectMusicSegment8(iface);
 539         FIXME("(%p, %p): stub\n", This, pAudioPath);
 540         return S_OK;
 541 }
 542
 543 static const IDirectMusicSegment8Vtbl dmsegment8_vtbl = {
 544     IDirectMusicSegment8Impl_QueryInterface,
 545     IDirectMusicSegment8Impl_AddRef,
 546     IDirectMusicSegment8Impl_Release,
 547     IDirectMusicSegment8Impl_GetLength,
 548     IDirectMusicSegment8Impl_SetLength,
 549     IDirectMusicSegment8Impl_GetRepeats,
 550     IDirectMusicSegment8Impl_SetRepeats,
 551     IDirectMusicSegment8Impl_GetDefaultResolution,
 552     IDirectMusicSegment8Impl_SetDefaultResolution,
 553     IDirectMusicSegment8Impl_GetTrack,
 554     IDirectMusicSegment8Impl_GetTrackGroup,
 555     IDirectMusicSegment8Impl_InsertTrack,
 556     IDirectMusicSegment8Impl_RemoveTrack,
 557     IDirectMusicSegment8Impl_InitPlay,
 558     IDirectMusicSegment8Impl_GetGraph,
 559     IDirectMusicSegment8Impl_SetGraph,
 560     IDirectMusicSegment8Impl_AddNotificationType,
 561     IDirectMusicSegment8Impl_RemoveNotificationType,
 562     IDirectMusicSegment8Impl_GetParam,
 563     IDirectMusicSegment8Impl_SetParam,
 564     IDirectMusicSegment8Impl_Clone,
 565     IDirectMusicSegment8Impl_SetStartPoint,
 566     IDirectMusicSegment8Impl_GetStartPoint,
 567     IDirectMusicSegment8Impl_SetLoopPoints,
 568     IDirectMusicSegment8Impl_GetLoopPoints,
 569     IDirectMusicSegment8Impl_SetPChannelsUsed,
 570     IDirectMusicSegment8Impl_SetTrackConfig,
 571     IDirectMusicSegment8Impl_GetAudioPathConfig,
 572     IDirectMusicSegment8Impl_Compose,
 573     IDirectMusicSegment8Impl_Download,
 574     IDirectMusicSegment8Impl_Unload
 575 };
 576
 577 /* IDirectMusicSegment8Impl IDirectMusicObject part: */
 578 static HRESULT WINAPI IDirectMusicSegment8Impl_IDirectMusicObject_QueryInterface (LPDIRECTMUSICOBJECT iface, REFIID riid, LPVOID *ppobj) {
 579         ICOM_THIS_MULTI(IDirectMusicSegment8Impl, ObjectVtbl, iface);
 580         return IDirectMusicSegment8_QueryInterface(&This->IDirectMusicSegment8_iface, riid, ppobj);
 581 }
 582
 583 static ULONG WINAPI IDirectMusicSegment8Impl_IDirectMusicObject_AddRef (LPDIRECTMUSICOBJECT iface) {
 584         ICOM_THIS_MULTI(IDirectMusicSegment8Impl, ObjectVtbl, iface);
 585         return IDirectMusicSegment8_AddRef(&This->IDirectMusicSegment8_iface);
 586 }
 587
 588 static ULONG WINAPI IDirectMusicSegment8Impl_IDirectMusicObject_Release (LPDIRECTMUSICOBJECT iface) {
 589         ICOM_THIS_MULTI(IDirectMusicSegment8Impl, ObjectVtbl, iface);
 590         return IDirectMusicSegment8_Release(&This->IDirectMusicSegment8_iface);
 591 }
 592
 593 static HRESULT WINAPI IDirectMusicSegment8Impl_IDirectMusicObject_GetDescriptor (LPDIRECTMUSICOBJECT iface, LPDMUS_OBJECTDESC pDesc) {
 594         ICOM_THIS_MULTI(IDirectMusicSegment8Impl, ObjectVtbl, iface);
 595         TRACE("(%p, %p)\n", This, pDesc);
 596         /* I think we shouldn't return pointer here since then values can be changed; it'd be a mess */
 597         memcpy (pDesc, This->pDesc, This->pDesc->dwSize);
 598         return S_OK;
 599 }
 600
 601 static HRESULT WINAPI IDirectMusicSegment8Impl_IDirectMusicObject_SetDescriptor (LPDIRECTMUSICOBJECT iface, LPDMUS_OBJECTDESC pDesc) {
 602         ICOM_THIS_MULTI(IDirectMusicSegment8Impl, ObjectVtbl, iface);
 603         TRACE("(%p, %p): setting descriptor:\n%s\n", This, pDesc, debugstr_DMUS_OBJECTDESC (pDesc));
 604
 605         /* According to MSDN, we should copy only given values, not whole struct */
 606         if (pDesc->dwValidData & DMUS_OBJ_OBJECT)
 607                 This->pDesc->guidObject = pDesc->guidObject;
 608         if (pDesc->dwValidData & DMUS_OBJ_CLASS)
 609                 This->pDesc->guidClass = pDesc->guidClass;
 610         if (pDesc->dwValidData & DMUS_OBJ_NAME)
 611                 lstrcpynW (This->pDesc->wszName, pDesc->wszName, DMUS_MAX_NAME);
 612         if (pDesc->dwValidData & DMUS_OBJ_CATEGORY)
 613                 lstrcpynW (This->pDesc->wszCategory, pDesc->wszCategory, DMUS_MAX_CATEGORY);
 614         if (pDesc->dwValidData & DMUS_OBJ_FILENAME)
 615                 lstrcpynW (This->pDesc->wszFileName, pDesc->wszFileName, DMUS_MAX_FILENAME);
 616         if (pDesc->dwValidData & DMUS_OBJ_VERSION)
 617                 This->pDesc->vVersion = pDesc->vVersion;
 618         if (pDesc->dwValidData & DMUS_OBJ_DATE)
 619                 This->pDesc->ftDate = pDesc->ftDate;
 620         if (pDesc->dwValidData & DMUS_OBJ_MEMORY) {
 621                 This->pDesc->llMemLength = pDesc->llMemLength;
 622                 memcpy (This->pDesc->pbMemData, pDesc->pbMemData, pDesc->llMemLength);
 623         }
 624         if (pDesc->dwValidData & DMUS_OBJ_STREAM) {
 625                 /* according to MSDN, we copy the stream */
 626                 IStream_Clone (pDesc->pStream, &This->pDesc->pStream);
 627         }
 628
 629         /* add new flags */
 630         This->pDesc->dwValidData |= pDesc->dwValidData;
 631
 632         return S_OK;
 633 }
 634
 635 static HRESULT WINAPI IDirectMusicSegment8Impl_IDirectMusicObject_ParseDescriptor (LPDIRECTMUSICOBJECT iface, LPSTREAM pStream, LPDMUS_OBJECTDESC pDesc) {
 636         ICOM_THIS_MULTI(IDirectMusicSegment8Impl, ObjectVtbl, iface);
 637         DMUS_PRIVATE_CHUNK Chunk;
 638         DWORD StreamSize, StreamCount, ListSize[1], ListCount[1];
 639         LARGE_INTEGER liMove; /* used when skipping chunks */
 640
 641         TRACE("(%p,%p, %p)\n", This, pStream, pDesc);
 642
 643         /* FIXME: should this be determined from stream? */
 644         pDesc->dwValidData |= DMUS_OBJ_CLASS;
 645         pDesc->guidClass = CLSID_DirectMusicSegment;
 646
 647         IStream_Read (pStream, &Chunk, sizeof(FOURCC)+sizeof(DWORD), NULL);
 648         TRACE_(dmfile)(": %s chunk (size = 0x%04x)", debugstr_fourcc (Chunk.fccID), Chunk.dwSize);
 649         switch (Chunk.fccID) {
 650                 case FOURCC_RIFF: {
 651                         IStream_Read (pStream, &Chunk.fccID, sizeof(FOURCC), NULL);
 652                         TRACE_(dmfile)(": RIFF chunk of type %s", debugstr_fourcc(Chunk.fccID));
 653                         StreamSize = Chunk.dwSize - sizeof(FOURCC);
 654                         StreamCount = 0;
 655                         if (Chunk.fccID == DMUS_FOURCC_SEGMENT_FORM) {
 656                                 TRACE_(dmfile)(": segment form\n");
 657                                 do {
 658                                         IStream_Read (pStream, &Chunk, sizeof(FOURCC)+sizeof(DWORD), NULL);
 659                                         StreamCount += sizeof(FOURCC) + sizeof(DWORD) + Chunk.dwSize;
 660                                         TRACE_(dmfile)(": %s chunk (size = 0x%04x)", debugstr_fourcc (Chunk.fccID), Chunk.dwSize);
 661                                         switch (Chunk.fccID) {
 662                                                 case DMUS_FOURCC_GUID_CHUNK: {
 663                                                         TRACE_(dmfile)(": GUID chunk\n");
 664                                                         pDesc->dwValidData |= DMUS_OBJ_OBJECT;
 665                                                         IStream_Read (pStream, &pDesc->guidObject, Chunk.dwSize, NULL);
 666                                                         break;
 667                                                 }
 668                                                 case DMUS_FOURCC_VERSION_CHUNK: {
 669                                                         TRACE_(dmfile)(": version chunk\n");
 670                                                         pDesc->dwValidData |= DMUS_OBJ_VERSION;
 671                                                         IStream_Read (pStream, &pDesc->vVersion, Chunk.dwSize, NULL);
 672                                                         break;
 673                                                 }
 674                                                 case DMUS_FOURCC_CATEGORY_CHUNK: {
 675                                                         TRACE_(dmfile)(": category chunk\n");
 676                                                         pDesc->dwValidData |= DMUS_OBJ_CATEGORY;
 677                                                         IStream_Read (pStream, pDesc->wszCategory, Chunk.dwSize, NULL);
 678                                                         break;
 679                                                 }
 680                                                 case FOURCC_LIST: {
 681                                                         IStream_Read (pStream, &Chunk.fccID, sizeof(FOURCC), NULL);
 682                                                         TRACE_(dmfile)(": LIST chunk of type %s", debugstr_fourcc(Chunk.fccID));
 683                                                         ListSize[0] = Chunk.dwSize - sizeof(FOURCC);
 684                                                         ListCount[0] = 0;
 685                                                         switch (Chunk.fccID) {
 686                                                                 /* evil M$ UNFO list, which can (!?) contain INFO elements */
 687                                                                 case DMUS_FOURCC_UNFO_LIST: {
 688                                                                         TRACE_(dmfile)(": UNFO 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 = 0x%04x)", debugstr_fourcc (Chunk.fccID), Chunk.dwSize);
 693                                                                                 switch (Chunk.fccID) {
 694                                                                                         /* don't ask me why, but M$ puts INFO elements in UNFO list sometimes
 695                                                                                            (though strings seem to be valid unicode) */
 696                                                                                         case mmioFOURCC('I','N','A','M'):
 697                                                                                         case DMUS_FOURCC_UNAM_CHUNK: {
 698                                                                                                 TRACE_(dmfile)(": name chunk\n");
 699                                                                                                 pDesc->dwValidData |= DMUS_OBJ_NAME;
 700                                                                                                 IStream_Read (pStream, pDesc->wszName, Chunk.dwSize, NULL);
 701                                                                                                 break;
 702                                                                                         }
 703                                                                                         case mmioFOURCC('I','A','R','T'):
 704                                                                                         case DMUS_FOURCC_UART_CHUNK: {
 705                                                                                                 TRACE_(dmfile)(": artist chunk (ignored)\n");
 706                                                                                                 liMove.QuadPart = Chunk.dwSize;
 707                                                                                                 IStream_Seek (pStream, liMove, STREAM_SEEK_CUR, NULL);
 708                                                                                                 break;
 709                                                                                         }
 710                                                                                         case mmioFOURCC('I','C','O','P'):
 711                                                                                         case DMUS_FOURCC_UCOP_CHUNK: {
 712                                                                                                 TRACE_(dmfile)(": copyright chunk (ignored)\n");
 713                                                                                                 liMove.QuadPart = Chunk.dwSize;
 714                                                                                                 IStream_Seek (pStream, liMove, STREAM_SEEK_CUR, NULL);
 715                                                                                                 break;
 716                                                                                         }
 717                                                                                         case mmioFOURCC('I','S','B','J'):
 718                                                                                         case DMUS_FOURCC_USBJ_CHUNK: {
 719                                                                                                 TRACE_(dmfile)(": subject chunk (ignored)\n");
 720                                                                                                 liMove.QuadPart = Chunk.dwSize;
 721                                                                                                 IStream_Seek (pStream, liMove, STREAM_SEEK_CUR, NULL);
 722                                                                                                 break;
 723                                                                                         }
 724                                                                                         case mmioFOURCC('I','C','M','T'):
 725                                                                                         case DMUS_FOURCC_UCMT_CHUNK: {
 726                                                                                                 TRACE_(dmfile)(": comment chunk (ignored)\n");
 727                                                                                                 liMove.QuadPart = Chunk.dwSize;
 728                                                                                                 IStream_Seek (pStream, liMove, STREAM_SEEK_CUR, NULL);
 729                                                                                                 break;
 730                                                                                         }
 731                                                                                         default: {
 732                                                                                                 TRACE_(dmfile)(": unknown chunk (irrelevant & skipping)\n");
 733                                                                                                 liMove.QuadPart = Chunk.dwSize;
 734                                                                                                 IStream_Seek (pStream, liMove, STREAM_SEEK_CUR, NULL);
 735                                                                                                 break;
 736                                                                                         }
 737                                                                                 }
 738                                                                                 TRACE_(dmfile)(": ListCount[0] = %d < ListSize[0] = %d\n", ListCount[0], ListSize[0]);
 739                                                                         } while (ListCount[0] < ListSize[0]);
 740                                                                         break;
 741                                                                 }
 742                                                                 case DMUS_FOURCC_TRACK_LIST: {
 743                                                                   TRACE_(dmfile)(": TRACK list\n");
 744                                                                   do {
 745                                                                     IStream_Read (pStream, &Chunk, sizeof(FOURCC)+sizeof(DWORD), NULL);
 746                                                                     ListCount[0] += sizeof(FOURCC) + sizeof(DWORD) + Chunk.dwSize;
 747                                                                     TRACE_(dmfile)(": %s chunk (size = %d)", debugstr_fourcc (Chunk.fccID), Chunk.dwSize);
 748                                                                     switch (Chunk.fccID) {
 749                                                                     default: {
 750                                                                       TRACE_(dmfile)(": unknown chunk (irrelevant & skipping)\n");
 751                                                                       liMove.QuadPart = Chunk.dwSize;
 752                                                                       IStream_Seek (pStream, liMove, STREAM_SEEK_CUR, NULL);
 753                                                                       break;
 754                                                                     }
 755                                                                     }
 756                                                                     TRACE_(dmfile)(": ListCount[0] = %d < ListSize[0] = %d\n", ListCount[0], ListSize[0]);
 757                                                                   } while (ListCount[0] < ListSize[0]);
 758                                                                   break;
 759                                                                 }
 760                                                                 default: {
 761                                                                   TRACE_(dmfile)(": unknown (skipping)\n");
 762                                                                   liMove.QuadPart = Chunk.dwSize - sizeof(FOURCC);
 763                                                                   IStream_Seek (pStream, liMove, STREAM_SEEK_CUR, NULL);
 764                                                                   break;
 765                                                                 }
 766                                                         }
 767                                                         break;
 768                                                 }
 769                                                 default: {
 770                                                         TRACE_(dmfile)(": unknown chunk (irrelevant & skipping)\n");
 771                                                         liMove.QuadPart = Chunk.dwSize;
 772                                                         IStream_Seek (pStream, liMove, STREAM_SEEK_CUR, NULL);
 773                                                         break;
 774                                                 }
 775                                         }
 776                                         TRACE_(dmfile)(": StreamCount[0] = %d < StreamSize[0] = %d\n", StreamCount, StreamSize);
 777                                 } while (StreamCount < StreamSize);
 778                                 break;
 779                         } else if (Chunk.fccID == mmioFOURCC('W','A','V','E')) {
 780                                 TRACE_(dmfile)(": wave form (loading not yet implemented)\n");
 781                                 liMove.QuadPart = StreamSize;
 782                                 IStream_Seek (pStream, liMove, STREAM_SEEK_CUR, NULL); /* skip the rest of the chunk */
 783                         } else {
 784                                 TRACE_(dmfile)(": unexpected chunk (loading failed)\n");
 785                                 liMove.QuadPart = StreamSize;
 786                                 IStream_Seek (pStream, liMove, STREAM_SEEK_CUR, NULL); /* skip the rest of the chunk */
 787                                 return E_FAIL;
 788                         }
 789
 790                         TRACE_(dmfile)(": reading finished\n");
 791                         break;
 792                 }
 793                 default: {
 794                         TRACE_(dmfile)(": unexpected chunk; loading failed)\n");
 795                         liMove.QuadPart = Chunk.dwSize;
 796                         IStream_Seek (pStream, liMove, STREAM_SEEK_CUR, NULL); /* skip the rest of the chunk */
 797                         return DMUS_E_INVALIDFILE;
 798                 }
 799         }
 800
 801         TRACE(": returning descriptor:\n%s\n", debugstr_DMUS_OBJECTDESC (pDesc));
 802
 803         return S_OK;
 804 }
 805
 806 static const IDirectMusicObjectVtbl DirectMusicSegment8_Object_Vtbl = {
 807   IDirectMusicSegment8Impl_IDirectMusicObject_QueryInterface,
 808   IDirectMusicSegment8Impl_IDirectMusicObject_AddRef,
 809   IDirectMusicSegment8Impl_IDirectMusicObject_Release,
 810   IDirectMusicSegment8Impl_IDirectMusicObject_GetDescriptor,
 811   IDirectMusicSegment8Impl_IDirectMusicObject_SetDescriptor,
 812   IDirectMusicSegment8Impl_IDirectMusicObject_ParseDescriptor
 813 };
 814
 815 /* IDirectMusicSegment8Impl IPersistStream part: */
 816 static HRESULT WINAPI IDirectMusicSegment8Impl_IPersistStream_QueryInterface (LPPERSISTSTREAM iface, REFIID riid, LPVOID *ppobj) {
 817   ICOM_THIS_MULTI(IDirectMusicSegment8Impl, PersistStreamVtbl, iface);
 818   return IDirectMusicSegment8_QueryInterface(&This->IDirectMusicSegment8_iface, riid, ppobj);
 819 }
 820
 821 static ULONG WINAPI IDirectMusicSegment8Impl_IPersistStream_AddRef (LPPERSISTSTREAM iface) {
 822   ICOM_THIS_MULTI(IDirectMusicSegment8Impl, PersistStreamVtbl, iface);
 823   return IDirectMusicSegment8_AddRef(&This->IDirectMusicSegment8_iface);
 824 }
 825
 826 static ULONG WINAPI IDirectMusicSegment8Impl_IPersistStream_Release (LPPERSISTSTREAM iface) {
 827   ICOM_THIS_MULTI(IDirectMusicSegment8Impl, PersistStreamVtbl, iface);
 828   return IDirectMusicSegment8_Release(&This->IDirectMusicSegment8_iface);
 829 }
 830
 831 static HRESULT WINAPI IDirectMusicSegment8Impl_IPersistStream_GetClassID (LPPERSISTSTREAM iface, CLSID* pClassID) {
 832   ICOM_THIS_MULTI(IDirectMusicSegment8Impl, PersistStreamVtbl, iface);
 833   TRACE("(%p, %p)\n", This, pClassID);
 834   *pClassID = CLSID_DirectMusicSegment;
 835   return S_OK;
 836 }
 837
 838 static HRESULT WINAPI IDirectMusicSegment8Impl_IPersistStream_IsDirty (LPPERSISTSTREAM iface) {
 839   ICOM_THIS_MULTI(IDirectMusicSegment8Impl, PersistStreamVtbl, iface);
 840   FIXME("(%p): stub, always S_FALSE\n", This);
 841   return S_FALSE;
 842 }
 843
 844 static HRESULT IDirectMusicSegment8Impl_IPersistStream_LoadTrack (LPPERSISTSTREAM iface, IStream* pClonedStream, IDirectMusicTrack** ppTrack,
 845                                                                   DMUS_IO_TRACK_HEADER* pTrack_hdr) {
 846
 847   ICOM_THIS_MULTI(IDirectMusicSegment8Impl, PersistStreamVtbl, iface);
 848   HRESULT hr = E_FAIL;
 849   IPersistStream* pPersistStream = NULL;
 850
 851   hr = CoCreateInstance (&pTrack_hdr->guidClassID, NULL, CLSCTX_INPROC_SERVER, &IID_IDirectMusicTrack, (LPVOID*) ppTrack);
 852   if (FAILED(hr)) {
 853     ERR(": could not create object\n");
 854     return hr;
 855   }
 856   /* acquire PersistStream interface */
 857   hr = IDirectMusicTrack_QueryInterface (*ppTrack, &IID_IPersistStream, (LPVOID*) &pPersistStream);
 858   if (FAILED(hr)) {
 859     ERR(": could not acquire IPersistStream\n");
 860     return hr;
 861   }
 862   /* load */
 863   hr = IPersistStream_Load (pPersistStream, pClonedStream);
 864   if (FAILED(hr)) {
 865     ERR(": failed to load object\n");
 866     return hr;
 867   }
 868
 869   /* release all loading-related stuff */
 870   IPersistStream_Release (pPersistStream);
 871
 872   hr = IDirectMusicSegment8_InsertTrack(&This->IDirectMusicSegment8_iface, *ppTrack,
 873                                         pTrack_hdr->dwGroup); /* at dsPosition */
 874   if (FAILED(hr)) {
 875     ERR(": could not insert track\n");
 876     return hr;
 877   }
 878
 879   return S_OK;
 880 }
 881
 882 static HRESULT IDirectMusicSegment8Impl_IPersistStream_ParseTrackForm (LPPERSISTSTREAM iface, DMUS_PRIVATE_CHUNK* pChunk, IStream* pStm) {
 883
 884   /*ICOM_THIS_MULTI(IDirectMusicSegment8Impl, PersistStreamVtbl, iface);*/
 885   HRESULT hr = E_FAIL;
 886   DMUS_PRIVATE_CHUNK Chunk;
 887   DWORD StreamSize, StreamCount, ListSize[3];
 888   LARGE_INTEGER liMove; /* used when skipping chunks */
 889
 890   DMUS_IO_TRACK_HEADER        track_hdr;
 891   DMUS_IO_TRACK_EXTRAS_HEADER track_xhdr;
 892   IDirectMusicTrack*          pTrack = NULL;
 893
 894   if (pChunk->fccID != DMUS_FOURCC_TRACK_FORM) {
 895     ERR_(dmfile)(": %s chunk should be a TRACK form\n", debugstr_fourcc (pChunk->fccID));
 896     return E_FAIL;
 897   }
 898
 899   StreamSize = pChunk->dwSize - sizeof(FOURCC);
 900   StreamCount = 0;
 901
 902   do {
 903     IStream_Read (pStm, &Chunk, sizeof(FOURCC)+sizeof(DWORD), NULL);
 904     StreamCount += sizeof(FOURCC) + sizeof(DWORD) + Chunk.dwSize;
 905     TRACE_(dmfile)(": %s chunk (size = %d)", debugstr_fourcc (Chunk.fccID), Chunk.dwSize);
 906
 907     switch (Chunk.fccID) {
 908     case DMUS_FOURCC_TRACK_CHUNK: {
 909       TRACE_(dmfile)(": track chunk\n");
 910       IStream_Read (pStm, &track_hdr, sizeof(DMUS_IO_TRACK_HEADER), NULL);
 911       TRACE_(dmfile)(" - class: %s\n", debugstr_guid (&track_hdr.guidClassID));
 912       TRACE_(dmfile)(" - dwGroup: %d\n", track_hdr.dwGroup);
 913       TRACE_(dmfile)(" - ckid: %s\n", debugstr_fourcc (track_hdr.ckid));
 914       TRACE_(dmfile)(" - fccType: %s\n", debugstr_fourcc (track_hdr.fccType));
 915       break;
 916     }
 917     case DMUS_FOURCC_TRACK_EXTRAS_CHUNK: {
 918       TRACE_(dmfile)(": track extras chunk\n");
 919       IStream_Read (pStm, &track_xhdr, sizeof(DMUS_IO_TRACK_EXTRAS_HEADER), NULL);
 920       break;
 921     }
 922
 923     case DMUS_FOURCC_COMMANDTRACK_CHUNK: {
 924       TRACE_(dmfile)(": COMMANDTRACK track\n");
 925       liMove.QuadPart = Chunk.dwSize;
 926       IStream_Seek (pStm, liMove, STREAM_SEEK_CUR, NULL);
 927       break;
 928     }
 929
 930     case FOURCC_LIST: {
 931       IStream_Read (pStm, &Chunk.fccID, sizeof(FOURCC), NULL);
 932       TRACE_(dmfile)(": LIST chunk of type %s", debugstr_fourcc(Chunk.fccID));
 933       ListSize[0] = Chunk.dwSize - sizeof(FOURCC);
 934       if (Chunk.fccID == track_hdr.fccType && 0 == track_hdr.ckid) {
 935         LPSTREAM pClonedStream = NULL;
 936
 937         TRACE_(dmfile)(": TRACK list\n");
 938
 939         IStream_Clone (pStm, &pClonedStream);
 940
 941         liMove.QuadPart = 0;
 942         liMove.QuadPart -= sizeof(FOURCC) + (sizeof(FOURCC)+sizeof(DWORD));
 943         IStream_Seek (pClonedStream, liMove, STREAM_SEEK_CUR, NULL);
 944
 945         hr = IDirectMusicSegment8Impl_IPersistStream_LoadTrack (iface, pClonedStream, &pTrack, &track_hdr);
 946         if (FAILED(hr)) {
 947           ERR(": could not load track\n");
 948           return hr;
 949         }
 950         IStream_Release (pClonedStream);
 951
 952         IDirectMusicTrack_Release(pTrack); pTrack = NULL; /* now we can release at as it inserted */
 953
 954         liMove.QuadPart = ListSize[0];
 955         IStream_Seek (pStm, liMove, STREAM_SEEK_CUR, NULL);
 956
 957       } else {
 958         TRACE_(dmfile)(": unknown (skipping)\n");
 959         liMove.QuadPart = Chunk.dwSize;
 960         IStream_Seek (pStm, liMove, STREAM_SEEK_CUR, NULL);
 961       }
 962       break;
 963     }
 964
 965     case FOURCC_RIFF: {
 966       IStream_Read (pStm, &Chunk.fccID, sizeof(FOURCC), NULL);
 967       TRACE_(dmfile)(": RIFF chunk of type %s\n", debugstr_fourcc(Chunk.fccID));
 968
 969       ListSize[0] = Chunk.dwSize - sizeof(FOURCC);
 970
 971       if (Chunk.fccID == track_hdr.fccType && 0 == track_hdr.ckid) {
 972         LPSTREAM pClonedStream = NULL;
 973
 974         TRACE_(dmfile)(": TRACK RIFF\n");
 975
 976         IStream_Clone (pStm, &pClonedStream);
 977
 978         liMove.QuadPart = 0;
 979         liMove.QuadPart -= sizeof(FOURCC) + (sizeof(FOURCC)+sizeof(DWORD));
 980         IStream_Seek (pClonedStream, liMove, STREAM_SEEK_CUR, NULL);
 981
 982         hr = IDirectMusicSegment8Impl_IPersistStream_LoadTrack (iface, pClonedStream, &pTrack, &track_hdr);
 983         if (FAILED(hr)) {
 984           ERR(": could not load track\n");
 985           return hr;
 986         }
 987         IStream_Release (pClonedStream);
 988
 989         IDirectMusicTrack_Release(pTrack); pTrack = NULL; /* now we can release at as it inserted */
 990
 991         /** now safe move the cursor */
 992         liMove.QuadPart = ListSize[0];
 993         IStream_Seek (pStm, liMove, STREAM_SEEK_CUR, NULL);
 994
 995       } else {
 996         TRACE_(dmfile)(": unknown RIFF fmt (skipping)\n");
 997         liMove.QuadPart = ListSize[0];
 998         IStream_Seek (pStm, liMove, STREAM_SEEK_CUR, NULL);
 999       }
1000       break;
1001     }
1002
1003     default: {
1004       if (0 == track_hdr.fccType && Chunk.fccID == track_hdr.ckid) {
1005         LPSTREAM pClonedStream = NULL;
1006
1007         TRACE_(dmfile)(": TRACK solo\n");
1008
1009         IStream_Clone (pStm, &pClonedStream);
1010
1011         liMove.QuadPart = 0;
1012         liMove.QuadPart -= (sizeof(FOURCC) + sizeof(DWORD));
1013         IStream_Seek (pClonedStream, liMove, STREAM_SEEK_CUR, NULL);
1014
1015         hr = IDirectMusicSegment8Impl_IPersistStream_LoadTrack (iface, pClonedStream, &pTrack, &track_hdr);
1016         if (FAILED(hr)) {
1017           ERR(": could not load track\n");
1018           return hr;
1019         }
1020         IStream_Release (pClonedStream);
1021
1022         IDirectMusicTrack_Release(pTrack); pTrack = NULL; /* now we can release at as it inserted */
1023
1024         liMove.QuadPart = Chunk.dwSize;
1025         IStream_Seek (pStm, liMove, STREAM_SEEK_CUR, NULL);
1026
1027         break;
1028       }
1029
1030       TRACE_(dmfile)(": unknown chunk (irrelevant & skipping)\n");
1031       liMove.QuadPart = Chunk.dwSize;
1032       IStream_Seek (pStm, liMove, STREAM_SEEK_CUR, NULL);
1033       break;
1034     }
1035     }
1036     TRACE_(dmfile)(": StreamCount[0] = %d < StreamSize[0] = %d\n", StreamCount, StreamSize);
1037   } while (StreamCount < StreamSize);
1038
1039   return S_OK;
1040 }
1041
1042 static HRESULT IDirectMusicSegment8Impl_IPersistStream_ParseTrackList (LPPERSISTSTREAM iface, DMUS_PRIVATE_CHUNK* pChunk, IStream* pStm, IDirectMusicSegment8Impl* This) {
1043
1044   HRESULT hr = E_FAIL;
1045   DMUS_PRIVATE_CHUNK Chunk;
1046   DWORD StreamSize, ListSize[3], ListCount[3];
1047   LARGE_INTEGER liMove; /* used when skipping chunks */
1048
1049   if (pChunk->fccID != DMUS_FOURCC_TRACK_LIST) {
1050     ERR_(dmfile)(": %s chunk should be a TRACK list\n", debugstr_fourcc (pChunk->fccID));
1051     return E_FAIL;
1052   }
1053
1054   ListSize[0] = pChunk->dwSize - sizeof(FOURCC);
1055   ListCount[0] = 0;
1056
1057   do {
1058     IStream_Read (pStm, &Chunk, sizeof(FOURCC)+sizeof(DWORD), NULL);
1059     ListCount[0] += sizeof(FOURCC) + sizeof(DWORD) + Chunk.dwSize;
1060     TRACE_(dmfile)(": %s chunk (size = %d)", debugstr_fourcc (Chunk.fccID), Chunk.dwSize);
1061     switch (Chunk.fccID) {
1062     case FOURCC_RIFF: {
1063       IStream_Read (pStm, &Chunk.fccID, sizeof(FOURCC), NULL);
1064       TRACE_(dmfile)(": RIFF chunk of type %s", debugstr_fourcc(Chunk.fccID));
1065       StreamSize = Chunk.dwSize - sizeof(FOURCC);
1066       switch (Chunk.fccID) {
1067       case  DMUS_FOURCC_TRACK_FORM: {
1068         TRACE_(dmfile)(": TRACK form\n");
1069         hr = IDirectMusicSegment8Impl_IPersistStream_ParseTrackForm (iface, &Chunk, pStm);
1070         if (FAILED(hr)) return hr;
1071         break;
1072       }
1073       default: {
1074         TRACE_(dmfile)(": unknown chunk (irrelevant & skipping)\n");
1075         liMove.QuadPart = StreamSize;
1076         IStream_Seek (pStm, liMove, STREAM_SEEK_CUR, NULL);
1077         break;
1078       }
1079       }
1080       break;
1081     }
1082     default: {
1083       TRACE_(dmfile)(": unknown chunk (irrelevant & skipping)\n");
1084       liMove.QuadPart = Chunk.dwSize;
1085       IStream_Seek (pStm, liMove, STREAM_SEEK_CUR, NULL);
1086       break;
1087     }
1088     }
1089     TRACE_(dmfile)(": ListCount[0] = %d < ListSize[0] = %d\n", ListCount[0], ListSize[0]);
1090   } while (ListCount[0] < ListSize[0]);
1091
1092   return S_OK;
1093 }
1094
1095 static HRESULT IDirectMusicSegment8Impl_IPersistStream_ParseSegmentForm (LPPERSISTSTREAM iface, DMUS_PRIVATE_CHUNK* pChunk, IStream* pStm, IDirectMusicSegment8Impl* This) {
1096
1097   HRESULT hr = E_FAIL;
1098   DMUS_PRIVATE_CHUNK Chunk;
1099   DWORD StreamSize, StreamCount, ListSize[3], ListCount[3];
1100   LARGE_INTEGER liMove; /* used when skipping chunks */
1101
1102   if (pChunk->fccID != DMUS_FOURCC_SEGMENT_FORM) {
1103     ERR_(dmfile)(": %s chunk should be a segment form\n", debugstr_fourcc (pChunk->fccID));
1104     return E_FAIL;
1105   }
1106
1107   StreamSize = pChunk->dwSize - sizeof(FOURCC);
1108   StreamCount = 0;
1109
1110   do {
1111     IStream_Read (pStm, &Chunk, sizeof(FOURCC)+sizeof(DWORD), NULL);
1112     StreamCount += sizeof(FOURCC) + sizeof(DWORD) + Chunk.dwSize;
1113     TRACE_(dmfile)(": %s chunk (size = %d)", debugstr_fourcc (Chunk.fccID), Chunk.dwSize);
1114
1115     hr = IDirectMusicUtils_IPersistStream_ParseDescGeneric(&Chunk, pStm, This->pDesc);
1116     if (FAILED(hr)) return hr;
1117
1118     if (hr == S_FALSE) {
1119       switch (Chunk.fccID) {
1120       case DMUS_FOURCC_SEGMENT_CHUNK: {
1121         DWORD checkSz = sizeof(FOURCC);
1122         TRACE_(dmfile)(": segment chunk\n");
1123         /** DX 7 */
1124         IStream_Read (pStm, &This->header.dwRepeats,    sizeof(This->header.dwRepeats), NULL);
1125         checkSz += sizeof(This->header.dwRepeats);
1126         IStream_Read (pStm, &This->header.mtLength,     sizeof(This->header.mtLength), NULL);
1127         checkSz += sizeof(This->header.mtLength);
1128         IStream_Read (pStm, &This->header.mtPlayStart,  sizeof(This->header.mtPlayStart), NULL);
1129         checkSz += sizeof(This->header.mtPlayStart);
1130         IStream_Read (pStm, &This->header.mtLoopStart,  sizeof(This->header.mtLoopStart), NULL);
1131         checkSz += sizeof(This->header.mtLoopStart);
1132         IStream_Read (pStm, &This->header.mtLoopEnd,    sizeof(This->header.mtLoopEnd), NULL);
1133         checkSz += sizeof(This->header.mtLoopEnd);
1134         IStream_Read (pStm, &This->header.dwResolution, sizeof(This->header.dwResolution), NULL);
1135         checkSz += sizeof(This->header.dwResolution);
1136         TRACE_(dmfile)("dwRepeats: %u\n", This->header.dwRepeats);
1137         TRACE_(dmfile)("mtLength: %u\n",  This->header.mtLength);
1138         TRACE_(dmfile)("mtPlayStart: %u\n",  This->header.mtPlayStart);
1139         TRACE_(dmfile)("mtLoopStart: %u\n",  This->header.mtLoopStart);
1140         TRACE_(dmfile)("mtLoopEnd: %u\n",  This->header.mtLoopEnd);
1141         TRACE_(dmfile)("dwResolution: %u\n", This->header.dwResolution);
1142         /** DX 8 */
1143         if (Chunk.dwSize > checkSz) {
1144           IStream_Read (pStm, &This->header.rtLength,    sizeof(This->header.rtLength), NULL);
1145           checkSz += sizeof(This->header.rtLength);
1146           IStream_Read (pStm, &This->header.dwFlags,     sizeof(This->header.dwFlags), NULL);
1147           checkSz += sizeof(This->header.dwFlags);
1148         }
1149         /** DX 9 */
1150         if (Chunk.dwSize > checkSz) {
1151           IStream_Read (pStm, &This->header.rtLoopStart,  sizeof(This->header.rtLoopStart), NULL);
1152           checkSz += sizeof(This->header.rtLoopStart);
1153           IStream_Read (pStm, &This->header.rtLoopEnd,    sizeof(This->header.rtLoopEnd), NULL);
1154           checkSz += sizeof(This->header.rtLoopEnd);
1155           IStream_Read (pStm, &This->header.rtPlayStart,  sizeof(This->header.rtPlayStart), NULL);
1156           checkSz += sizeof(This->header.rtPlayStart);
1157         }
1158         liMove.QuadPart = Chunk.dwSize - checkSz + sizeof(FOURCC);
1159         IStream_Seek (pStm, liMove, STREAM_SEEK_CUR, NULL);
1160         break;
1161       }
1162       case FOURCC_LIST: {
1163         IStream_Read (pStm, &Chunk.fccID, sizeof(FOURCC), NULL);
1164         TRACE_(dmfile)(": LIST chunk of type %s", debugstr_fourcc(Chunk.fccID));
1165         ListSize[0] = Chunk.dwSize - sizeof(FOURCC);
1166         ListCount[0] = 0;
1167         switch (Chunk.fccID) {
1168         case DMUS_FOURCC_UNFO_LIST: {
1169           TRACE_(dmfile)(": UNFO list\n");
1170           do {
1171             IStream_Read (pStm, &Chunk, sizeof(FOURCC)+sizeof(DWORD), NULL);
1172             ListCount[0] += sizeof(FOURCC) + sizeof(DWORD) + Chunk.dwSize;
1173             TRACE_(dmfile)(": %s chunk (size = %d)", debugstr_fourcc (Chunk.fccID), Chunk.dwSize);
1174
1175             hr = IDirectMusicUtils_IPersistStream_ParseUNFOGeneric(&Chunk, pStm, This->pDesc);
1176             if (FAILED(hr)) return hr;
1177
1178             if (hr == S_FALSE) {
1179               switch (Chunk.fccID) {
1180               default: {
1181                 TRACE_(dmfile)(": unknown chunk (irrelevant & skipping)\n");
1182                 liMove.QuadPart = Chunk.dwSize;
1183                 IStream_Seek (pStm, liMove, STREAM_SEEK_CUR, NULL);
1184                 break;
1185               }
1186               }
1187             }
1188
1189             TRACE_(dmfile)(": ListCount[0] = %d < ListSize[0] = %d\n", ListCount[0], ListSize[0]);
1190           } while (ListCount[0] < ListSize[0]);
1191           break;
1192         }
1193         case DMUS_FOURCC_TRACK_LIST: {
1194           TRACE_(dmfile)(": TRACK list\n");
1195           hr = IDirectMusicSegment8Impl_IPersistStream_ParseTrackList (iface, &Chunk, pStm, This);
1196           if (FAILED(hr)) return hr;
1197           break;
1198         }
1199         default: {
1200           TRACE_(dmfile)(": unknown (skipping)\n");
1201           liMove.QuadPart = Chunk.dwSize - sizeof(FOURCC);
1202           IStream_Seek (pStm, liMove, STREAM_SEEK_CUR, NULL);
1203           break;
1204         }
1205         }
1206         break;
1207       }
1208       default: {
1209         TRACE_(dmfile)(": unknown chunk (irrelevant & skipping)\n");
1210         liMove.QuadPart = Chunk.dwSize;
1211         IStream_Seek (pStm, liMove, STREAM_SEEK_CUR, NULL);
1212         break;
1213       }
1214       }
1215     }
1216     TRACE_(dmfile)(": StreamCount[0] = %d < StreamSize[0] = %d\n", StreamCount, StreamSize);
1217   } while (StreamCount < StreamSize);
1218
1219   return S_OK;
1220 }
1221
1222 static HRESULT IDirectMusicSegment8Impl_IPersistStream_LoadWave (LPPERSISTSTREAM iface, IStream* pClonedStream, IDirectMusicObject** ppWaveObject) {
1223
1224   HRESULT hr = E_FAIL;
1225   IPersistStream* pPersistStream = NULL;
1226
1227   hr = CoCreateInstance (&CLSID_DirectSoundWave, NULL, CLSCTX_INPROC_SERVER, &IID_IDirectMusicObject, (LPVOID*) ppWaveObject);
1228   if (FAILED(hr)) {
1229     ERR(": could not create object\n");
1230     return hr;
1231   }
1232   /* acquire PersistStream interface */
1233   hr = IDirectMusicObject_QueryInterface (*ppWaveObject, &IID_IPersistStream, (LPVOID*) &pPersistStream);
1234   if (FAILED(hr)) {
1235     ERR(": could not acquire IPersistStream\n");
1236     return hr;
1237   }
1238   /* load */
1239   hr = IPersistStream_Load (pPersistStream, pClonedStream);
1240   if (FAILED(hr)) {
1241     ERR(": failed to load object\n");
1242     return hr;
1243   }
1244
1245   /* release all loading-related stuff */
1246   IPersistStream_Release (pPersistStream);
1247
1248   return S_OK;
1249 }
1250
1251 static HRESULT WINAPI IDirectMusicSegment8Impl_IPersistStream_Load (LPPERSISTSTREAM iface, IStream* pStm) {
1252   ICOM_THIS_MULTI(IDirectMusicSegment8Impl, PersistStreamVtbl, iface);
1253
1254   HRESULT hr;
1255   DMUS_PRIVATE_CHUNK Chunk;
1256   DWORD StreamSize;
1257   /*DWORD ListSize[3], ListCount[3];*/
1258   LARGE_INTEGER liMove; /* used when skipping chunks */
1259
1260   TRACE("(%p, %p): Loading\n", This, pStm);
1261   hr = IStream_Read (pStm, &Chunk, sizeof(Chunk), NULL);
1262   if(hr != S_OK){
1263     WARN("IStream_Read failed: %08x\n", hr);
1264     return DMUS_E_UNSUPPORTED_STREAM;
1265   }
1266   TRACE_(dmfile)(": %s chunk (size = %d)", debugstr_fourcc (Chunk.fccID), Chunk.dwSize);
1267   switch (Chunk.fccID) {
1268   case FOURCC_RIFF: {
1269     IStream_Read (pStm, &Chunk.fccID, sizeof(FOURCC), NULL);
1270     TRACE_(dmfile)(": RIFF chunk of type %s", debugstr_fourcc(Chunk.fccID));
1271     StreamSize = Chunk.dwSize - sizeof(FOURCC);
1272     switch (Chunk.fccID) {
1273     case DMUS_FOURCC_SEGMENT_FORM: {
1274       TRACE_(dmfile)(": segment form\n");
1275       hr = IDirectMusicSegment8Impl_IPersistStream_ParseSegmentForm (iface, &Chunk, pStm, This);
1276       if (FAILED(hr)) return hr;
1277       break;
1278     }
1279     case mmioFOURCC('W','A','V','E'): {
1280       LPSTREAM pClonedStream = NULL;
1281       IDirectMusicObject* pWave = NULL;
1282
1283       FIXME_(dmfile)(": WAVE form (loading to be checked)\n");
1284
1285       IStream_Clone (pStm, &pClonedStream);
1286
1287       liMove.QuadPart = - (LONGLONG)(sizeof(FOURCC) * 2 + sizeof(DWORD));
1288       IStream_Seek (pClonedStream, liMove, STREAM_SEEK_CUR, NULL);
1289
1290       hr = IDirectMusicSegment8Impl_IPersistStream_LoadWave (iface, pClonedStream, &pWave);
1291       if (FAILED(hr)) {
1292         ERR(": could not load track\n");
1293         return hr;
1294       }
1295       IStream_Release (pClonedStream);
1296
1297       IDirectMusicTrack_Release(pWave); pWave = NULL; /* now we can release at as it inserted */
1298
1299       liMove.QuadPart = StreamSize;
1300       IStream_Seek (pStm, liMove, STREAM_SEEK_CUR, NULL); /* skip the rest of the chunk */
1301       break;
1302     }
1303     default: {
1304       TRACE_(dmfile)(": unexpected chunk (loading failed)\n");
1305       liMove.QuadPart = StreamSize;
1306       IStream_Seek (pStm, liMove, STREAM_SEEK_CUR, NULL); /* skip the rest of the chunk */
1307       return DMUS_E_UNSUPPORTED_STREAM;
1308     }
1309     }
1310     TRACE_(dmfile)(": reading finished\n");
1311     break;
1312   }
1313   default: {
1314     TRACE_(dmfile)(": unexpected chunk; loading failed)\n");
1315     return DMUS_E_UNSUPPORTED_STREAM;
1316   }
1317   }
1318
1319   return S_OK;
1320 }
1321
1322 static HRESULT WINAPI IDirectMusicSegment8Impl_IPersistStream_Save (LPPERSISTSTREAM iface, IStream* pStm, BOOL fClearDirty) {
1323   ICOM_THIS_MULTI(IDirectMusicSegment8Impl, PersistStreamVtbl, iface);
1324   FIXME("(%p): Saving not implemented yet\n", This);
1325   return E_NOTIMPL;
1326 }
1327
1328 static HRESULT WINAPI IDirectMusicSegment8Impl_IPersistStream_GetSizeMax (LPPERSISTSTREAM iface, ULARGE_INTEGER* pcbSize) {
1329   ICOM_THIS_MULTI(IDirectMusicSegment8Impl, PersistStreamVtbl, iface);
1330   FIXME("(%p, %p): stub\n", This, pcbSize);
1331   return E_NOTIMPL;
1332 }
1333
1334 static const IPersistStreamVtbl DirectMusicSegment8_PersistStream_Vtbl = {
1335   IDirectMusicSegment8Impl_IPersistStream_QueryInterface,
1336   IDirectMusicSegment8Impl_IPersistStream_AddRef,
1337   IDirectMusicSegment8Impl_IPersistStream_Release,
1338   IDirectMusicSegment8Impl_IPersistStream_GetClassID,
1339   IDirectMusicSegment8Impl_IPersistStream_IsDirty,
1340   IDirectMusicSegment8Impl_IPersistStream_Load,
1341   IDirectMusicSegment8Impl_IPersistStream_Save,
1342   IDirectMusicSegment8Impl_IPersistStream_GetSizeMax
1343 };
1344
1345 /* for ClassFactory */
1346 HRESULT WINAPI create_dmsegment(REFIID lpcGUID, void **ppobj)
1347 {
1348   IDirectMusicSegment8Impl* obj;
1349   HRESULT hr;
1350
1351   obj = HeapAlloc(GetProcessHeap(), HEAP_ZERO_MEMORY, sizeof(IDirectMusicSegment8Impl));
1352   if (NULL == obj) {
1353     *ppobj = NULL;
1354     return E_OUTOFMEMORY;
1355   }
1356   obj->IDirectMusicSegment8_iface.lpVtbl = &dmsegment8_vtbl;
1357   obj->ObjectVtbl = &DirectMusicSegment8_Object_Vtbl;
1358   obj->PersistStreamVtbl = &DirectMusicSegment8_PersistStream_Vtbl;
1359   obj->pDesc = HeapAlloc(GetProcessHeap(), HEAP_ZERO_MEMORY, sizeof(DMUS_OBJECTDESC));
1360   DM_STRUCT_INIT(obj->pDesc);
1361   obj->pDesc->dwValidData |= DMUS_OBJ_CLASS;
1362   obj->pDesc->guidClass = CLSID_DirectMusicSegment;
1363   obj->ref = 1;
1364   list_init (&obj->Tracks);
1365
1366   DMIME_LockModule();
1367   hr = IDirectMusicSegment8_QueryInterface(&obj->IDirectMusicSegment8_iface, lpcGUID, ppobj);
1368   IDirectMusicSegment8_Release(&obj->IDirectMusicSegment8_iface);
1369
1370   return hr;
1371 }