dlls/dmband/bandtrack.c

   1 /* IDirectMusicBandTrack Implementation
   2  *
   3  * Copyright (C) 2003-2004 Rok Mandeljc
   4  *
   5  * This program is free software; you can redistribute it and/or
   6  * modify it under the terms of the GNU Lesser General Public
   7  * License as published by the Free Software Foundation; either
   8  * version 2.1 of the License, or (at your option) any later version.
   9  *
  10  * This program is distributed in the hope that it will be useful,
  11  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  12  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  13  * Lesser General Public License for more details.
  14  *
  15  * You should have received a copy of the GNU Lesser General Public
  16  * License along with this program; if not, write to the Free Software
  17  * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA
  18  */
  19
  20 #include "dmband_private.h"
  21
  22 WINE_DEFAULT_DEBUG_CHANNEL(dmband);
  23 WINE_DECLARE_DEBUG_CHANNEL(dmfile);
  24
  25 /*****************************************************************************
  26  * IDirectMusicBandTrack implementation
  27  */
  28 typedef struct IDirectMusicBandTrack {
  29     const IUnknownVtbl *UnknownVtbl;
  30     const IDirectMusicTrack8Vtbl *TrackVtbl;
  31     const IPersistStreamVtbl *PersistStreamVtbl;
  32     LONG ref;
  33     DMUS_OBJECTDESC *pDesc;
  34     DMUS_IO_BAND_TRACK_HEADER header;
  35     struct list Bands;
  36 } IDirectMusicBandTrack;
  37
  38 static HRESULT WINAPI IDirectMusicBandTrack_IUnknown_QueryInterface (LPUNKNOWN iface, REFIID riid, LPVOID *ppobj) {
  39         ICOM_THIS_MULTI(IDirectMusicBandTrack, UnknownVtbl, iface);
  40         TRACE("(%p, %s, %p)\n", This, debugstr_dmguid(riid), ppobj);
  41
  42         if (IsEqualIID (riid, &IID_IUnknown)) {
  43                 *ppobj = &This->UnknownVtbl;
  44                 IUnknown_AddRef (iface);
  45                 return S_OK;
  46         } else if (IsEqualIID (riid, &IID_IDirectMusicTrack)
  47           || IsEqualIID (riid, &IID_IDirectMusicTrack8)) {
  48                 *ppobj = (LPDIRECTMUSICTRACK8)&This->TrackVtbl;
  49                 IUnknown_AddRef (iface);
  50                 return S_OK;
  51         } else if (IsEqualIID (riid, &IID_IPersistStream)) {
  52                 *ppobj = &This->PersistStreamVtbl;
  53                 IUnknown_AddRef (iface);
  54                 return S_OK;
  55         }
  56
  57         WARN("(%p, %s,%p): not found\n", This, debugstr_dmguid(riid), ppobj);
  58         return E_NOINTERFACE;
  59 }
  60
  61 static ULONG WINAPI IDirectMusicBandTrack_IUnknown_AddRef (LPUNKNOWN iface) {
  62   ICOM_THIS_MULTI(IDirectMusicBandTrack, UnknownVtbl, iface);
  63   ULONG ref = InterlockedIncrement(&This->ref);
  64
  65   TRACE("(%p) : AddRef from %d\n", This, ref - 1);
  66
  67   DMBAND_LockModule();
  68
  69   return ref;
  70 }
  71
  72 static ULONG WINAPI IDirectMusicBandTrack_IUnknown_Release (LPUNKNOWN iface) {
  73   ICOM_THIS_MULTI(IDirectMusicBandTrack, UnknownVtbl, iface);
  74   ULONG ref = InterlockedDecrement(&This->ref);
  75
  76   TRACE("(%p) : ReleaseRef to %d\n", This, ref);
  77
  78   if (ref == 0) {
  79     HeapFree(GetProcessHeap(), 0, This);
  80   }
  81
  82   DMBAND_UnlockModule();
  83
  84   return ref;
  85 }
  86
  87 static const IUnknownVtbl DirectMusicBandTrack_Unknown_Vtbl = {
  88   IDirectMusicBandTrack_IUnknown_QueryInterface,
  89   IDirectMusicBandTrack_IUnknown_AddRef,
  90   IDirectMusicBandTrack_IUnknown_Release
  91 };
  92
  93 /* IDirectMusicBandTrack IDirectMusicTrack8 part: */
  94 static HRESULT WINAPI IDirectMusicBandTrack_IDirectMusicTrack_QueryInterface (LPDIRECTMUSICTRACK8 iface, REFIID riid, LPVOID *ppobj) {
  95   ICOM_THIS_MULTI(IDirectMusicBandTrack, TrackVtbl, iface);
  96   return IUnknown_QueryInterface ((LPUNKNOWN)&This->UnknownVtbl, riid, ppobj);
  97 }
  98
  99 static ULONG WINAPI IDirectMusicBandTrack_IDirectMusicTrack_AddRef (LPDIRECTMUSICTRACK8 iface) {
 100   ICOM_THIS_MULTI(IDirectMusicBandTrack, TrackVtbl, iface);
 101   return IUnknown_AddRef ((LPUNKNOWN)&This->UnknownVtbl);
 102 }
 103
 104 static ULONG WINAPI IDirectMusicBandTrack_IDirectMusicTrack_Release (LPDIRECTMUSICTRACK8 iface) {
 105   ICOM_THIS_MULTI(IDirectMusicBandTrack, TrackVtbl, iface);
 106   return IUnknown_Release ((LPUNKNOWN)&This->UnknownVtbl);
 107 }
 108
 109 static HRESULT WINAPI IDirectMusicBandTrack_IDirectMusicTrack_Init (LPDIRECTMUSICTRACK8 iface, IDirectMusicSegment* pSegment) {
 110   ICOM_THIS_MULTI(IDirectMusicBandTrack, TrackVtbl, iface);
 111   FIXME("(%p, %p): stub\n", This, pSegment);
 112   return S_OK;
 113 }
 114
 115 static HRESULT WINAPI IDirectMusicBandTrack_IDirectMusicTrack_InitPlay(LPDIRECTMUSICTRACK8 iface, IDirectMusicSegmentState* segment_state, IDirectMusicPerformance* performance, void** state_data, DWORD virtual_track8id, DWORD flags)
 116 {
 117     ICOM_THIS_MULTI(IDirectMusicBandTrack, TrackVtbl, iface);
 118
 119     FIXME("(%p, %p, %p, %p, %d, %x): stub\n", This, segment_state, performance, state_data, virtual_track8id, flags);
 120
 121     return S_OK;
 122 }
 123
 124 static HRESULT WINAPI IDirectMusicBandTrack_IDirectMusicTrack_EndPlay (LPDIRECTMUSICTRACK8 iface, void* pStateData) {
 125   ICOM_THIS_MULTI(IDirectMusicBandTrack, TrackVtbl, iface);
 126   FIXME("(%p, %p): stub\n", This, pStateData);
 127   return S_OK;
 128 }
 129
 130 static HRESULT WINAPI IDirectMusicBandTrack_IDirectMusicTrack_Play(LPDIRECTMUSICTRACK8 iface, void* state_data, MUSIC_TIME mtStart, MUSIC_TIME mtEnd, MUSIC_TIME mtOffset, DWORD flags, IDirectMusicPerformance* performance, IDirectMusicSegmentState* segment_state, DWORD virtual_id)
 131 {
 132     ICOM_THIS_MULTI(IDirectMusicBandTrack, TrackVtbl, iface);
 133
 134     FIXME("(%p, %p, %d, %d, %d, %x, %p, %p, %d): semi-stub\n", This, state_data, mtStart, mtEnd, mtOffset, flags, performance, segment_state, virtual_id);
 135
 136     /* Sends following pMSG:
 137        - DMUS_PATCH_PMSG
 138        - DMUS_TRANSPOSE_PMSG
 139        - DMUS_CHANNEL_PRIORITY_PMSG
 140        - DMUS_MIDI_PMSG
 141     */
 142
 143     return S_OK;
 144 }
 145
 146 static HRESULT WINAPI IDirectMusicBandTrack_IDirectMusicTrack_GetParam (LPDIRECTMUSICTRACK8 iface, REFGUID rguidType, MUSIC_TIME mtTime, MUSIC_TIME* pmtNext, void* pParam) {
 147   ICOM_THIS_MULTI(IDirectMusicBandTrack, TrackVtbl, iface);
 148   FIXME("(%p, %s, %d, %p, %p): stub\n", This, debugstr_dmguid(rguidType), mtTime, pmtNext, pParam);
 149   return S_OK;
 150 }
 151
 152 static HRESULT WINAPI IDirectMusicBandTrack_IDirectMusicTrack_SetParam (LPDIRECTMUSICTRACK8 iface, REFGUID rguidType, MUSIC_TIME mtTime, void* pParam) {
 153   ICOM_THIS_MULTI(IDirectMusicBandTrack, TrackVtbl, iface);
 154   FIXME("(%p, %s, %d, %p): stub\n", This, debugstr_dmguid(rguidType), mtTime, pParam);
 155   return S_OK;
 156 }
 157
 158 static HRESULT WINAPI IDirectMusicBandTrack_IDirectMusicTrack_IsParamSupported (LPDIRECTMUSICTRACK8 iface, REFGUID rguidType) {
 159   ICOM_THIS_MULTI(IDirectMusicBandTrack, TrackVtbl, iface);
 160
 161   TRACE("(%p, %s)\n", This, debugstr_dmguid(rguidType));
 162   if (IsEqualGUID (rguidType, &GUID_BandParam)
 163       || IsEqualGUID (rguidType, &GUID_Clear_All_Bands)
 164       || IsEqualGUID (rguidType, &GUID_ConnectToDLSCollection)
 165       || IsEqualGUID (rguidType, &GUID_Disable_Auto_Download)
 166       || IsEqualGUID (rguidType, &GUID_Download)
 167       || IsEqualGUID (rguidType, &GUID_DownloadToAudioPath)
 168       || IsEqualGUID (rguidType, &GUID_Enable_Auto_Download)
 169       || IsEqualGUID (rguidType, &GUID_IDirectMusicBand)
 170       || IsEqualGUID (rguidType, &GUID_StandardMIDIFile)
 171       || IsEqualGUID (rguidType, &GUID_Unload)
 172       || IsEqualGUID (rguidType, &GUID_UnloadFromAudioPath)) {
 173     TRACE("param supported\n");
 174     return S_OK;
 175   }
 176
 177   TRACE("param unsupported\n");
 178   return DMUS_E_TYPE_UNSUPPORTED;
 179 }
 180
 181 static HRESULT WINAPI IDirectMusicBandTrack_IDirectMusicTrack_AddNotificationType (LPDIRECTMUSICTRACK8 iface, REFGUID rguidNotificationType) {
 182   ICOM_THIS_MULTI(IDirectMusicBandTrack, TrackVtbl, iface);
 183   FIXME("(%p, %s): stub\n", This, debugstr_dmguid(rguidNotificationType));
 184   return S_OK;
 185 }
 186
 187 static HRESULT WINAPI IDirectMusicBandTrack_IDirectMusicTrack_RemoveNotificationType (LPDIRECTMUSICTRACK8 iface, REFGUID rguidNotificationType) {
 188   ICOM_THIS_MULTI(IDirectMusicBandTrack, TrackVtbl, iface);
 189   FIXME("(%p, %s): stub\n", This, debugstr_dmguid(rguidNotificationType));
 190   return S_OK;
 191 }
 192
 193 static HRESULT WINAPI IDirectMusicBandTrack_IDirectMusicTrack_Clone (LPDIRECTMUSICTRACK8 iface, MUSIC_TIME mtStart, MUSIC_TIME mtEnd, IDirectMusicTrack** ppTrack) {
 194   ICOM_THIS_MULTI(IDirectMusicBandTrack, TrackVtbl, iface);
 195   FIXME("(%p, %d, %d, %p): stub\n", This, mtStart, mtEnd, ppTrack);
 196   return S_OK;
 197 }
 198
 199 static HRESULT WINAPI IDirectMusicBandTrack_IDirectMusicTrack_PlayEx(LPDIRECTMUSICTRACK8 iface, void* state_data, REFERENCE_TIME rtStart, REFERENCE_TIME rtEnd, REFERENCE_TIME rtOffset, DWORD flags, IDirectMusicPerformance* performance, IDirectMusicSegmentState* segment_state, DWORD virtual_id)
 200 {
 201     ICOM_THIS_MULTI(IDirectMusicBandTrack, TrackVtbl, iface);
 202
 203     FIXME("(%p, %p, 0x%s, 0x%s, 0x%s, %x, %p, %p, %d): stub\n", This, state_data, wine_dbgstr_longlong(rtStart),
 204         wine_dbgstr_longlong(rtEnd), wine_dbgstr_longlong(rtOffset), flags, performance, segment_state, virtual_id);
 205
 206     return S_OK;
 207 }
 208
 209 static HRESULT WINAPI IDirectMusicBandTrack_IDirectMusicTrack_GetParamEx(LPDIRECTMUSICTRACK8 iface, REFGUID rguidType, REFERENCE_TIME rtTime, REFERENCE_TIME* rtNext, void* param, void* state_data, DWORD flags)
 210 {
 211     ICOM_THIS_MULTI(IDirectMusicBandTrack, TrackVtbl, iface);
 212
 213     FIXME("(%p, %s, 0x%s, %p, %p, %p, %x): stub\n", This, debugstr_dmguid(rguidType),
 214         wine_dbgstr_longlong(rtTime), rtNext, param, state_data, flags);
 215
 216     return S_OK;
 217 }
 218
 219 static HRESULT WINAPI IDirectMusicBandTrack_IDirectMusicTrack_SetParamEx(LPDIRECTMUSICTRACK8 iface, REFGUID rguidType, REFERENCE_TIME rtTime, void* param, void* state_data, DWORD flags)
 220 {
 221     ICOM_THIS_MULTI(IDirectMusicBandTrack, TrackVtbl, iface);
 222
 223     FIXME("(%p, %s, 0x%s, %p, %p, %x): stub\n", This, debugstr_dmguid(rguidType),
 224         wine_dbgstr_longlong(rtTime), param, state_data, flags);
 225
 226     return S_OK;
 227 }
 228
 229 static HRESULT WINAPI IDirectMusicBandTrack_IDirectMusicTrack_Compose (LPDIRECTMUSICTRACK8 iface, IUnknown* pContext, DWORD dwTrackGroup, IDirectMusicTrack** ppResultTrack) {
 230   ICOM_THIS_MULTI(IDirectMusicBandTrack, TrackVtbl, iface);
 231   FIXME("(%p, %p, %d, %p): stub\n", This, pContext, dwTrackGroup, ppResultTrack);
 232   return S_OK;
 233 }
 234
 235 static HRESULT WINAPI IDirectMusicBandTrack_IDirectMusicTrack_Join (LPDIRECTMUSICTRACK8 iface, IDirectMusicTrack* pNewTrack, MUSIC_TIME mtJoin, IUnknown* pContext, DWORD dwTrackGroup, IDirectMusicTrack** ppResultTrack) {
 236   ICOM_THIS_MULTI(IDirectMusicBandTrack, TrackVtbl, iface);
 237   FIXME("(%p, %p, %d, %p, %d, %p): stub\n", This, pNewTrack, mtJoin, pContext, dwTrackGroup, ppResultTrack);
 238   return S_OK;
 239 }
 240
 241 static const IDirectMusicTrack8Vtbl DirectMusicBandTrack_DirectMusicTrack_Vtbl = {
 242   IDirectMusicBandTrack_IDirectMusicTrack_QueryInterface,
 243   IDirectMusicBandTrack_IDirectMusicTrack_AddRef,
 244   IDirectMusicBandTrack_IDirectMusicTrack_Release,
 245   IDirectMusicBandTrack_IDirectMusicTrack_Init,
 246   IDirectMusicBandTrack_IDirectMusicTrack_InitPlay,
 247   IDirectMusicBandTrack_IDirectMusicTrack_EndPlay,
 248   IDirectMusicBandTrack_IDirectMusicTrack_Play,
 249   IDirectMusicBandTrack_IDirectMusicTrack_GetParam,
 250   IDirectMusicBandTrack_IDirectMusicTrack_SetParam,
 251   IDirectMusicBandTrack_IDirectMusicTrack_IsParamSupported,
 252   IDirectMusicBandTrack_IDirectMusicTrack_AddNotificationType,
 253   IDirectMusicBandTrack_IDirectMusicTrack_RemoveNotificationType,
 254   IDirectMusicBandTrack_IDirectMusicTrack_Clone,
 255   IDirectMusicBandTrack_IDirectMusicTrack_PlayEx,
 256   IDirectMusicBandTrack_IDirectMusicTrack_GetParamEx,
 257   IDirectMusicBandTrack_IDirectMusicTrack_SetParamEx,
 258   IDirectMusicBandTrack_IDirectMusicTrack_Compose,
 259   IDirectMusicBandTrack_IDirectMusicTrack_Join
 260 };
 261
 262 /* IDirectMusicBandTrack IPersistStream part: */
 263 static HRESULT WINAPI IDirectMusicBandTrack_IPersistStream_QueryInterface (LPPERSISTSTREAM iface, REFIID riid, LPVOID *ppobj) {
 264   ICOM_THIS_MULTI(IDirectMusicBandTrack, PersistStreamVtbl, iface);
 265   return IUnknown_QueryInterface ((LPUNKNOWN)&This->UnknownVtbl, riid, ppobj);
 266 }
 267
 268 static ULONG WINAPI IDirectMusicBandTrack_IPersistStream_AddRef (LPPERSISTSTREAM iface) {
 269   ICOM_THIS_MULTI(IDirectMusicBandTrack, PersistStreamVtbl, iface);
 270   return IUnknown_AddRef ((LPUNKNOWN)&This->UnknownVtbl);
 271 }
 272
 273 static ULONG WINAPI IDirectMusicBandTrack_IPersistStream_Release (LPPERSISTSTREAM iface) {
 274   ICOM_THIS_MULTI(IDirectMusicBandTrack, PersistStreamVtbl, iface);
 275   return IUnknown_Release ((LPUNKNOWN)&This->UnknownVtbl);
 276 }
 277
 278 static HRESULT WINAPI IDirectMusicBandTrack_IPersistStream_GetClassID (LPPERSISTSTREAM iface, CLSID* pClassID) {
 279   ICOM_THIS_MULTI(IDirectMusicBandTrack, PersistStreamVtbl, iface);
 280   TRACE("(%p, %p)\n", This, pClassID);
 281   *pClassID = CLSID_DirectMusicBandTrack;
 282   return S_OK;
 283 }
 284
 285 static HRESULT WINAPI IDirectMusicBandTrack_IPersistStream_IsDirty (LPPERSISTSTREAM iface) {
 286   ICOM_THIS_MULTI(IDirectMusicBandTrack, PersistStreamVtbl, iface);
 287   FIXME("(%p): stub, always S_FALSE\n", This);
 288   return S_FALSE;
 289 }
 290
 291 static HRESULT IDirectMusicBandTrack_IPersistStream_LoadBand (LPPERSISTSTREAM iface, IStream* pClonedStream, IDirectMusicBand** ppBand,
 292                                                               DMUS_PRIVATE_BAND_ITEM_HEADER* pHeader) {
 293
 294   ICOM_THIS_MULTI(IDirectMusicBandTrack, PersistStreamVtbl, iface);
 295   HRESULT hr = E_FAIL;
 296   IPersistStream* pPersistStream = NULL;
 297
 298   hr = CoCreateInstance (&CLSID_DirectMusicBand, NULL, CLSCTX_INPROC_SERVER, &IID_IDirectMusicBand, (LPVOID*) ppBand);
 299   if (FAILED(hr)) {
 300     ERR(": could not create object\n");
 301     return hr;
 302   }
 303   /* acquire PersistStream interface */
 304   hr = IDirectMusicBand_QueryInterface (*ppBand, &IID_IPersistStream, (LPVOID*) &pPersistStream);
 305   if (FAILED(hr)) {
 306     ERR(": could not acquire IPersistStream\n");
 307     return hr;
 308   }
 309   /* load */
 310   hr = IPersistStream_Load (pPersistStream, pClonedStream);
 311   if (FAILED(hr)) {
 312     ERR(": failed to load object\n");
 313     return hr;
 314   }
 315
 316   /* release all loading-related stuff */
 317   IPersistStream_Release (pPersistStream);
 318
 319   /*
 320    * @TODO insert pBand into This
 321    */
 322   if (SUCCEEDED(hr)) {
 323     LPDMUS_PRIVATE_BAND pNewBand = HeapAlloc (GetProcessHeap (), HEAP_ZERO_MEMORY, sizeof(DMUS_PRIVATE_BAND));
 324     if (NULL == pNewBand) {
 325       ERR(": no more memory\n");
 326       return  E_OUTOFMEMORY;
 327     }
 328     pNewBand->BandHeader = *pHeader;
 329     pNewBand->band = *ppBand;
 330     IDirectMusicBand_AddRef(*ppBand);
 331     list_add_tail (&This->Bands, &pNewBand->entry);
 332   }
 333
 334   return S_OK;
 335 }
 336
 337 static HRESULT IDirectMusicBandTrack_IPersistStream_ParseBandsList (LPPERSISTSTREAM iface, DMUS_PRIVATE_CHUNK* pChunk, IStream* pStm) {
 338
 339   /*ICOM_THIS_MULTI(IDirectMusicBandTrack, PersistStreamVtbl, iface);*/
 340   HRESULT hr = E_FAIL;
 341   DMUS_PRIVATE_CHUNK Chunk;
 342   DWORD StreamSize, ListSize[3], ListCount[3];
 343   LARGE_INTEGER liMove; /* used when skipping chunks */
 344
 345   IDirectMusicBand* pBand = NULL;
 346   DMUS_PRIVATE_BAND_ITEM_HEADER header;
 347
 348   memset(&header, 0, sizeof header);
 349
 350   if (pChunk->fccID != DMUS_FOURCC_BANDS_LIST) {
 351     ERR_(dmfile)(": %s chunk should be a BANDS list\n", debugstr_fourcc (pChunk->fccID));
 352     return E_FAIL;
 353   }
 354
 355   ListSize[0] = pChunk->dwSize - sizeof(FOURCC);
 356   ListCount[0] = 0;
 357
 358   do {
 359     IStream_Read (pStm, &Chunk, sizeof(FOURCC)+sizeof(DWORD), NULL);
 360     ListCount[0] += sizeof(FOURCC) + sizeof(DWORD) + Chunk.dwSize;
 361     TRACE_(dmfile)(": %s chunk (size = %d)", debugstr_fourcc (Chunk.fccID), Chunk.dwSize);
 362     switch (Chunk.fccID) {
 363     case FOURCC_LIST: {
 364       IStream_Read (pStm, &Chunk.fccID, sizeof(FOURCC), NULL);
 365       TRACE_(dmfile)(": LIST chunk of type %s", debugstr_fourcc(Chunk.fccID));
 366       ListSize[1] = Chunk.dwSize - sizeof(FOURCC);
 367       ListCount[1] = 0;
 368       do {
 369         IStream_Read (pStm, &Chunk, sizeof(FOURCC)+sizeof(DWORD), NULL);
 370         ListCount[1] += sizeof(FOURCC) + sizeof(DWORD) + Chunk.dwSize;
 371         TRACE_(dmfile)(": %s chunk (size = %d)", debugstr_fourcc (Chunk.fccID), Chunk.dwSize);
 372         switch (Chunk.fccID) {
 373         case DMUS_FOURCC_BANDITEM_CHUNK: {
 374           DMUS_IO_BAND_ITEM_HEADER tmp_header;
 375           TRACE_(dmfile)(": Band Item chunk v1\n");
 376
 377           IStream_Read (pStm, &tmp_header, sizeof(DMUS_IO_BAND_ITEM_HEADER), NULL);
 378           TRACE_(dmfile)(" - lBandTime: %u\n", tmp_header.lBandTime);
 379
 380           header.dwVersion = 1;
 381           header.lBandTime = tmp_header.lBandTime;
 382           break;
 383         }
 384         case DMUS_FOURCC_BANDITEM_CHUNK2: {
 385           DMUS_IO_BAND_ITEM_HEADER2 tmp_header2;
 386           TRACE_(dmfile)(": Band Item chunk v2\n");
 387
 388           IStream_Read (pStm, &tmp_header2, sizeof(DMUS_IO_BAND_ITEM_HEADER2), NULL);
 389           TRACE_(dmfile)(" - lBandTimeLogical: %u\n", tmp_header2.lBandTimeLogical);
 390           TRACE_(dmfile)(" - lBandTimePhysical: %u\n", tmp_header2.lBandTimePhysical);
 391
 392           header.dwVersion = 2;
 393           header.lBandTimeLogical = tmp_header2.lBandTimeLogical;
 394           header.lBandTimePhysical = tmp_header2.lBandTimePhysical;
 395           break;
 396         }
 397         case FOURCC_RIFF: {
 398           IStream_Read (pStm, &Chunk.fccID, sizeof(FOURCC), NULL);
 399           TRACE_(dmfile)(": RIFF chunk of type %s\n", debugstr_fourcc(Chunk.fccID));
 400           StreamSize = Chunk.dwSize - sizeof(FOURCC);
 401           switch (Chunk.fccID) {
 402           case DMUS_FOURCC_BAND_FORM: {
 403             LPSTREAM pClonedStream = NULL;
 404             TRACE_(dmfile)(": BAND RIFF\n");
 405
 406             IStream_Clone (pStm, &pClonedStream);
 407
 408             liMove.QuadPart = 0;
 409             liMove.QuadPart -= sizeof(FOURCC) + (sizeof(FOURCC)+sizeof(DWORD));
 410             IStream_Seek (pClonedStream, liMove, STREAM_SEEK_CUR, NULL);
 411
 412             hr = IDirectMusicBandTrack_IPersistStream_LoadBand (iface, pClonedStream, &pBand, &header);
 413             if (FAILED(hr)) {
 414               ERR(": could not load track\n");
 415               return hr;
 416             }
 417             IStream_Release (pClonedStream);
 418
 419             IDirectMusicTrack_Release(pBand); pBand = NULL; /* now we can release at as it inserted */
 420
 421             /** now safe move the cursor */
 422             liMove.QuadPart = StreamSize;
 423             IStream_Seek (pStm, liMove, STREAM_SEEK_CUR, NULL);
 424             break;
 425           }
 426           default: {
 427             TRACE_(dmfile)(": unknown chunk (irrelevant & skipping)\n");
 428             liMove.QuadPart = StreamSize;
 429             IStream_Seek (pStm, liMove, STREAM_SEEK_CUR, NULL);
 430             break;
 431           }
 432           }
 433           break;
 434         }
 435         default: {
 436           TRACE_(dmfile)(": unknown chunk (irrelevant & skipping)\n");
 437           liMove.QuadPart = Chunk.dwSize;
 438           IStream_Seek (pStm, liMove, STREAM_SEEK_CUR, NULL);
 439           break;
 440          }
 441         }
 442         TRACE_(dmfile)(": ListCount[1] = %d < ListSize[1] = %d\n", ListCount[1], ListSize[1]);
 443       } while (ListCount[1] < ListSize[1]);
 444       break;
 445     }
 446     default: {
 447       TRACE_(dmfile)(": unknown chunk (irrelevant & skipping)\n");
 448       liMove.QuadPart = Chunk.dwSize;
 449       IStream_Seek (pStm, liMove, STREAM_SEEK_CUR, NULL);
 450       break;
 451     }
 452     }
 453     TRACE_(dmfile)(": ListCount[0] = %d < ListSize[0] = %d\n", ListCount[0], ListSize[0]);
 454   } while (ListCount[0] < ListSize[0]);
 455
 456   return S_OK;
 457 }
 458
 459 static HRESULT IDirectMusicBandTrack_IPersistStream_ParseBandTrackForm (LPPERSISTSTREAM iface, DMUS_PRIVATE_CHUNK* pChunk, IStream* pStm) {
 460
 461   ICOM_THIS_MULTI(IDirectMusicBandTrack, PersistStreamVtbl, iface);
 462   HRESULT hr = E_FAIL;
 463   DMUS_PRIVATE_CHUNK Chunk;
 464   DWORD StreamSize, StreamCount, ListSize[3], ListCount[3];
 465   LARGE_INTEGER liMove; /* used when skipping chunks */
 466
 467   if (pChunk->fccID != DMUS_FOURCC_BANDTRACK_FORM) {
 468     ERR_(dmfile)(": %s chunk should be a BANDTRACK form\n", debugstr_fourcc (pChunk->fccID));
 469     return E_FAIL;
 470   }
 471
 472   StreamSize = pChunk->dwSize - sizeof(FOURCC);
 473   StreamCount = 0;
 474
 475   do {
 476     IStream_Read (pStm, &Chunk, sizeof(FOURCC)+sizeof(DWORD), NULL);
 477     StreamCount += sizeof(FOURCC) + sizeof(DWORD) + Chunk.dwSize;
 478     TRACE_(dmfile)(": %s chunk (size = %d)", debugstr_fourcc (Chunk.fccID), Chunk.dwSize);
 479
 480     hr = IDirectMusicUtils_IPersistStream_ParseDescGeneric(&Chunk, pStm, This->pDesc);
 481     if (FAILED(hr)) return hr;
 482
 483     if (hr == S_FALSE) {
 484       switch (Chunk.fccID) {
 485       case DMUS_FOURCC_BANDTRACK_CHUNK: {
 486         TRACE_(dmfile)(": BandTrack chunk\n");
 487         IStream_Read (pStm, &This->header, sizeof(DMUS_IO_BAND_TRACK_HEADER), NULL);
 488         TRACE_(dmfile)(" - bAutoDownload: %u\n", This->header.bAutoDownload);
 489         break;
 490       }
 491       case FOURCC_LIST: {
 492         IStream_Read (pStm, &Chunk.fccID, sizeof(FOURCC), NULL);
 493         TRACE_(dmfile)(": LIST chunk of type %s", debugstr_fourcc(Chunk.fccID));
 494         ListSize[0] = Chunk.dwSize - sizeof(FOURCC);
 495         ListCount[0] = 0;
 496         switch (Chunk.fccID) {
 497         case DMUS_FOURCC_UNFO_LIST: {
 498           TRACE_(dmfile)(": UNFO list\n");
 499           do {
 500             IStream_Read (pStm, &Chunk, sizeof(FOURCC)+sizeof(DWORD), NULL);
 501             ListCount[0] += sizeof(FOURCC) + sizeof(DWORD) + Chunk.dwSize;
 502             TRACE_(dmfile)(": %s chunk (size = %d)", debugstr_fourcc (Chunk.fccID), Chunk.dwSize);
 503
 504             hr = IDirectMusicUtils_IPersistStream_ParseUNFOGeneric(&Chunk, pStm, This->pDesc);
 505             if (FAILED(hr)) return hr;
 506
 507             if (hr == S_FALSE) {
 508               switch (Chunk.fccID) {
 509               default: {
 510                 TRACE_(dmfile)(": unknown chunk (irrelevant & skipping)\n");
 511                 liMove.QuadPart = Chunk.dwSize;
 512                 IStream_Seek (pStm, liMove, STREAM_SEEK_CUR, NULL);
 513                 break;
 514               }
 515               }
 516             }
 517             TRACE_(dmfile)(": ListCount[0] = %d < ListSize[0] = %d\n", ListCount[0], ListSize[0]);
 518           } while (ListCount[0] < ListSize[0]);
 519           break;
 520         }
 521         case DMUS_FOURCC_BANDS_LIST: {
 522           TRACE_(dmfile)(": TRACK list\n");
 523           hr = IDirectMusicBandTrack_IPersistStream_ParseBandsList (iface, &Chunk, pStm);
 524           if (FAILED(hr)) return hr;
 525           break;
 526         }
 527         default: {
 528           TRACE_(dmfile)(": unknown (skipping)\n");
 529           liMove.QuadPart = Chunk.dwSize - sizeof(FOURCC);
 530           IStream_Seek (pStm, liMove, STREAM_SEEK_CUR, NULL);
 531           break;
 532         }
 533         }
 534         break;
 535       }
 536       default: {
 537         TRACE_(dmfile)(": unknown chunk (irrelevant & skipping)\n");
 538         liMove.QuadPart = Chunk.dwSize;
 539         IStream_Seek (pStm, liMove, STREAM_SEEK_CUR, NULL);
 540         break;
 541       }
 542       }
 543     }
 544     TRACE_(dmfile)(": StreamCount[0] = %d < StreamSize[0] = %d\n", StreamCount, StreamSize);
 545   } while (StreamCount < StreamSize);
 546
 547   return S_OK;
 548 }
 549
 550
 551 static HRESULT WINAPI IDirectMusicBandTrack_IPersistStream_Load (LPPERSISTSTREAM iface, IStream* pStm) {
 552   ICOM_THIS_MULTI(IDirectMusicBandTrack, PersistStreamVtbl, iface);
 553
 554   DMUS_PRIVATE_CHUNK Chunk;
 555   LARGE_INTEGER liMove;
 556   HRESULT hr;
 557
 558   TRACE("(%p, %p): Loading\n", This, pStm);
 559
 560   IStream_Read (pStm, &Chunk, sizeof(FOURCC)+sizeof(DWORD), NULL);
 561   TRACE_(dmfile)(": %s chunk (size = %d)", debugstr_fourcc (Chunk.fccID), Chunk.dwSize);
 562   switch (Chunk.fccID) {
 563   case FOURCC_RIFF: {
 564     IStream_Read (pStm, &Chunk.fccID, sizeof(FOURCC), NULL);
 565     TRACE_(dmfile)(": %s chunk (size = %d)", debugstr_fourcc (Chunk.fccID), Chunk.dwSize);
 566     switch (Chunk.fccID) {
 567     case DMUS_FOURCC_BANDTRACK_FORM: {
 568       TRACE_(dmfile)(": Band track form\n");
 569       hr = IDirectMusicBandTrack_IPersistStream_ParseBandTrackForm (iface, &Chunk, pStm);
 570       if (FAILED(hr)) return hr;
 571       break;
 572     }
 573     default: {
 574       TRACE_(dmfile)(": unexpected chunk; loading failed)\n");
 575       liMove.QuadPart = Chunk.dwSize;
 576       IStream_Seek (pStm, liMove, STREAM_SEEK_CUR, NULL);
 577       return E_FAIL;
 578     }
 579     }
 580     TRACE_(dmfile)(": reading finished\n");
 581     break;
 582   }
 583   default: {
 584     TRACE_(dmfile)(": unexpected chunk; loading failed)\n");
 585     liMove.QuadPart = Chunk.dwSize;
 586     IStream_Seek (pStm, liMove, STREAM_SEEK_CUR, NULL); /* skip the rest of the chunk */
 587     return E_FAIL;
 588   }
 589   }
 590
 591   return S_OK;
 592 }
 593
 594 static HRESULT WINAPI IDirectMusicBandTrack_IPersistStream_Save (LPPERSISTSTREAM iface, IStream* pStm, BOOL fClearDirty) {
 595   ICOM_THIS_MULTI(IDirectMusicBandTrack, PersistStreamVtbl, iface);
 596   FIXME("(%p): Saving not implemented yet\n", This);
 597   return E_NOTIMPL;
 598 }
 599
 600 static HRESULT WINAPI IDirectMusicBandTrack_IPersistStream_GetSizeMax (LPPERSISTSTREAM iface, ULARGE_INTEGER* pcbSize) {
 601   ICOM_THIS_MULTI(IDirectMusicBandTrack, PersistStreamVtbl, iface);
 602   FIXME("(%p, %p): stub\n", This, pcbSize);
 603   return E_NOTIMPL;
 604 }
 605
 606 static const IPersistStreamVtbl DirectMusicBandTrack_PerststStream_Vtbl = {
 607   IDirectMusicBandTrack_IPersistStream_QueryInterface,
 608   IDirectMusicBandTrack_IPersistStream_AddRef,
 609   IDirectMusicBandTrack_IPersistStream_Release,
 610   IDirectMusicBandTrack_IPersistStream_GetClassID,
 611   IDirectMusicBandTrack_IPersistStream_IsDirty,
 612   IDirectMusicBandTrack_IPersistStream_Load,
 613   IDirectMusicBandTrack_IPersistStream_Save,
 614   IDirectMusicBandTrack_IPersistStream_GetSizeMax
 615 };
 616
 617 /* for ClassFactory */
 618 HRESULT WINAPI create_dmbandtrack(REFIID lpcGUID, void **ppobj)
 619 {
 620   IDirectMusicBandTrack* track;
 621
 622   track = HeapAlloc (GetProcessHeap(), HEAP_ZERO_MEMORY, sizeof(IDirectMusicBandTrack));
 623   if (NULL == track) {
 624     *ppobj = NULL;
 625     return E_OUTOFMEMORY;
 626   }
 627   track->UnknownVtbl = &DirectMusicBandTrack_Unknown_Vtbl;
 628   track->TrackVtbl = &DirectMusicBandTrack_DirectMusicTrack_Vtbl;
 629   track->PersistStreamVtbl = &DirectMusicBandTrack_PerststStream_Vtbl;
 630   track->pDesc = HeapAlloc(GetProcessHeap(), HEAP_ZERO_MEMORY, sizeof(DMUS_OBJECTDESC));
 631   DM_STRUCT_INIT(track->pDesc);
 632   track->pDesc->dwValidData |= DMUS_OBJ_CLASS;
 633   track->pDesc->guidClass = CLSID_DirectMusicBandTrack;
 634   track->ref = 0; /* will be inited by QueryInterface */
 635   list_init (&track->Bands);
 636
 637   return IDirectMusicBandTrack_IUnknown_QueryInterface ((LPUNKNOWN)&track->UnknownVtbl, lpcGUID, ppobj);
 638 }