dlls/dmime/audiopath.c

   1 /* IDirectMusicAudioPath 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 "dmime_private.h"
  21 #include "dmobject.h"
  22
  23 WINE_DEFAULT_DEBUG_CHANNEL(dmime);
  24
  25 struct IDirectMusicAudioPathImpl {
  26     IDirectMusicAudioPath IDirectMusicAudioPath_iface;
  27     struct dmobject dmobj;
  28     LONG ref;
  29     IDirectMusicPerformance8* pPerf;
  30     IDirectMusicGraph*        pToolGraph;
  31     IDirectSoundBuffer*       pDSBuffer;
  32     IDirectSoundBuffer*       pPrimary;
  33
  34     BOOL fActive;
  35 };
  36
  37 static inline struct IDirectMusicAudioPathImpl *impl_from_IDirectMusicAudioPath(IDirectMusicAudioPath *iface)
  38 {
  39     return CONTAINING_RECORD(iface, struct IDirectMusicAudioPathImpl, IDirectMusicAudioPath_iface);
  40 }
  41
  42 static inline struct IDirectMusicAudioPathImpl *impl_from_IPersistStream(IPersistStream *iface)
  43 {
  44     return CONTAINING_RECORD(iface, struct IDirectMusicAudioPathImpl, dmobj.IPersistStream_iface);
  45 }
  46
  47 void set_audiopath_perf_pointer(IDirectMusicAudioPath *iface, IDirectMusicPerformance8 *performance)
  48 {
  49     struct IDirectMusicAudioPathImpl *This = impl_from_IDirectMusicAudioPath(iface);
  50     This->pPerf = performance;
  51 }
  52
  53 void set_audiopath_dsound_buffer(IDirectMusicAudioPath *iface, IDirectSoundBuffer *buffer)
  54 {
  55     struct IDirectMusicAudioPathImpl *This = impl_from_IDirectMusicAudioPath(iface);
  56     This->pDSBuffer = buffer;
  57 }
  58
  59 void set_audiopath_primary_dsound_buffer(IDirectMusicAudioPath *iface, IDirectSoundBuffer *buffer)
  60 {
  61     struct IDirectMusicAudioPathImpl *This = impl_from_IDirectMusicAudioPath(iface);
  62     This->pPrimary = buffer;
  63 }
  64
  65 /*****************************************************************************
  66  * IDirectMusicAudioPathImpl implementation
  67  */
  68 static HRESULT WINAPI IDirectMusicAudioPathImpl_QueryInterface (IDirectMusicAudioPath *iface, REFIID riid, void **ppobj)
  69 {
  70     struct IDirectMusicAudioPathImpl *This = impl_from_IDirectMusicAudioPath(iface);
  71
  72     TRACE("(%p, %s, %p)\n", This, debugstr_dmguid(riid), ppobj);
  73
  74     *ppobj = NULL;
  75
  76     if (IsEqualIID (riid, &IID_IDirectMusicAudioPath) || IsEqualIID (riid, &IID_IUnknown))
  77         *ppobj = &This->IDirectMusicAudioPath_iface;
  78     else if (IsEqualIID (riid, &IID_IDirectMusicObject))
  79         *ppobj = &This->dmobj.IDirectMusicObject_iface;
  80     else if (IsEqualIID (riid, &IID_IPersistStream))
  81         *ppobj = &This->dmobj.IPersistStream_iface;
  82
  83     if (*ppobj) {
  84         IUnknown_AddRef((IUnknown*)*ppobj);
  85         return S_OK;
  86     }
  87
  88     WARN("(%p, %s, %p): not found\n", This, debugstr_dmguid(riid), ppobj);
  89     return E_NOINTERFACE;
  90 }
  91
  92 static ULONG WINAPI IDirectMusicAudioPathImpl_AddRef (IDirectMusicAudioPath *iface)
  93 {
  94     struct IDirectMusicAudioPathImpl *This = impl_from_IDirectMusicAudioPath(iface);
  95     ULONG ref = InterlockedIncrement(&This->ref);
  96
  97     TRACE("(%p): ref=%ld\n", This, ref);
  98
  99     DMIME_LockModule();
 100     return ref;
 101 }
 102
 103 static ULONG WINAPI IDirectMusicAudioPathImpl_Release (IDirectMusicAudioPath *iface)
 104 {
 105     struct IDirectMusicAudioPathImpl *This = impl_from_IDirectMusicAudioPath(iface);
 106     ULONG ref = InterlockedDecrement(&This->ref);
 107
 108     TRACE("(%p): ref=%ld\n", This, ref);
 109
 110     if (ref == 0) {
 111         if (This->pPrimary)
 112             IDirectSoundBuffer_Release(This->pPrimary);
 113         if (This->pDSBuffer)
 114             IDirectSoundBuffer_Release(This->pDSBuffer);
 115         This->pPerf = NULL;
 116         HeapFree(GetProcessHeap(), 0, This);
 117     }
 118
 119     DMIME_UnlockModule();
 120     return ref;
 121 }
 122
 123 static HRESULT WINAPI IDirectMusicAudioPathImpl_GetObjectInPath (IDirectMusicAudioPath *iface, DWORD dwPChannel, DWORD dwStage, DWORD dwBuffer,
 124     REFGUID guidObject, WORD dwIndex, REFGUID iidInterface, void** ppObject)
 125 {
 126         struct IDirectMusicAudioPathImpl *This = impl_from_IDirectMusicAudioPath(iface);
 127         HRESULT hr;
 128
 129         FIXME("(%p, %ld, %ld, %ld, %s, %d, %s, %p): stub\n", This, dwPChannel, dwStage, dwBuffer, debugstr_dmguid(guidObject),
 130             dwIndex, debugstr_dmguid(iidInterface), ppObject);
 131
 132         switch (dwStage) {
 133         case DMUS_PATH_BUFFER:
 134           if (This->pDSBuffer)
 135           {
 136               if (IsEqualIID (iidInterface, &IID_IUnknown) ||
 137                   IsEqualIID (iidInterface, &IID_IDirectSoundBuffer)  ||
 138                   IsEqualIID (iidInterface, &IID_IDirectSoundBuffer8) ||
 139                   IsEqualIID (iidInterface, &IID_IDirectSound3DBuffer)) {
 140                   return IDirectSoundBuffer_QueryInterface(This->pDSBuffer, iidInterface, ppObject);
 141               }
 142
 143               WARN("Unsupported interface %s\n", debugstr_dmguid(iidInterface));
 144               *ppObject = NULL;
 145               return E_NOINTERFACE;
 146           }
 147           break;
 148
 149         case DMUS_PATH_PRIMARY_BUFFER: {
 150           if (IsEqualIID (iidInterface, &IID_IDirectSound3DListener)) {
 151             IDirectSoundBuffer_QueryInterface(This->pPrimary, &IID_IDirectSound3DListener, ppObject);
 152             return S_OK;
 153           } else {
 154             FIXME("bad iid...\n");
 155           }
 156         }
 157         break;
 158
 159         case DMUS_PATH_AUDIOPATH_GRAPH:
 160           {
 161             if (IsEqualIID (iidInterface, &IID_IDirectMusicGraph)) {
 162               if (NULL == This->pToolGraph) {
 163                 IDirectMusicGraphImpl* pGraph;
 164                 hr = create_dmgraph(&IID_IDirectMusicGraph, (void**)&pGraph);
 165                 if (FAILED(hr))
 166                   return hr;
 167                 This->pToolGraph = (IDirectMusicGraph*) pGraph;
 168               }
 169               *ppObject = This->pToolGraph;
 170               IDirectMusicGraph_AddRef((LPDIRECTMUSICGRAPH) *ppObject);
 171               return S_OK;
 172             }
 173           }
 174           break;
 175
 176         case DMUS_PATH_AUDIOPATH_TOOL:
 177           {
 178             /* TODO */
 179           }
 180           break;
 181
 182         case DMUS_PATH_PERFORMANCE:
 183           {
 184             /* TODO check wanted GUID */
 185             *ppObject = This->pPerf;
 186             IUnknown_AddRef((LPUNKNOWN) *ppObject);
 187             return S_OK;
 188           }
 189           break;
 190
 191         case DMUS_PATH_PERFORMANCE_GRAPH:
 192           {
 193             IDirectMusicGraph* pPerfoGraph = NULL;
 194             IDirectMusicPerformance8_GetGraph(This->pPerf, &pPerfoGraph);
 195             if (NULL == pPerfoGraph) {
 196               IDirectMusicGraphImpl* pGraph = NULL;
 197               hr = create_dmgraph(&IID_IDirectMusicGraph, (void**)&pGraph);
 198               if (FAILED(hr))
 199                 return hr;
 200               IDirectMusicPerformance8_SetGraph(This->pPerf, (IDirectMusicGraph*) pGraph);
 201               /* we need release as SetGraph do an AddRef */
 202               IDirectMusicGraph_Release((LPDIRECTMUSICGRAPH) pGraph);
 203               pPerfoGraph = (LPDIRECTMUSICGRAPH) pGraph;
 204             }
 205             *ppObject = pPerfoGraph;
 206             return S_OK;
 207           }
 208           break;
 209
 210         case DMUS_PATH_PERFORMANCE_TOOL:
 211         default:
 212           break;
 213         }
 214
 215         *ppObject = NULL;
 216         return E_INVALIDARG;
 217 }
 218
 219 static HRESULT WINAPI IDirectMusicAudioPathImpl_Activate(IDirectMusicAudioPath *iface, BOOL activate)
 220 {
 221     struct IDirectMusicAudioPathImpl *This = impl_from_IDirectMusicAudioPath(iface);
 222
 223     FIXME("(%p, %d): semi-stub\n", This, activate);
 224
 225     if (!!activate == This->fActive)
 226         return S_FALSE;
 227
 228     if (!activate && This->pDSBuffer) {
 229         /* Path is being deactivated */
 230         IDirectSoundBuffer_Stop(This->pDSBuffer);
 231     }
 232
 233     This->fActive = !!activate;
 234
 235     return S_OK;
 236 }
 237
 238 static HRESULT WINAPI IDirectMusicAudioPathImpl_SetVolume (IDirectMusicAudioPath *iface, LONG lVolume, DWORD dwDuration)
 239 {
 240   struct IDirectMusicAudioPathImpl *This = impl_from_IDirectMusicAudioPath(iface);
 241   FIXME("(%p, %li, %ld): stub\n", This, lVolume, dwDuration);
 242   return S_OK;
 243 }
 244
 245 static HRESULT WINAPI IDirectMusicAudioPathImpl_ConvertPChannel (IDirectMusicAudioPath *iface, DWORD dwPChannelIn, DWORD* pdwPChannelOut)
 246 {
 247   struct IDirectMusicAudioPathImpl *This = impl_from_IDirectMusicAudioPath(iface);
 248   FIXME("(%p, %ld, %p): stub\n", This, dwPChannelIn, pdwPChannelOut);
 249   return S_OK;
 250 }
 251
 252 static const IDirectMusicAudioPathVtbl DirectMusicAudioPathVtbl = {
 253   IDirectMusicAudioPathImpl_QueryInterface,
 254   IDirectMusicAudioPathImpl_AddRef,
 255   IDirectMusicAudioPathImpl_Release,
 256   IDirectMusicAudioPathImpl_GetObjectInPath,
 257   IDirectMusicAudioPathImpl_Activate,
 258   IDirectMusicAudioPathImpl_SetVolume,
 259   IDirectMusicAudioPathImpl_ConvertPChannel
 260 };
 261
 262 /* IDirectMusicObject */
 263 static HRESULT WINAPI path_IDirectMusicObject_ParseDescriptor(IDirectMusicObject *iface,
 264         IStream *stream, DMUS_OBJECTDESC *desc)
 265 {
 266     struct chunk_entry riff = {0};
 267     HRESULT hr;
 268
 269     TRACE("(%p, %p, %p)\n", iface, stream, desc);
 270
 271     if (!stream)
 272         return E_POINTER;
 273     if (!desc || desc->dwSize != sizeof(*desc))
 274         return E_INVALIDARG;
 275
 276     if ((hr = stream_get_chunk(stream, &riff)) != S_OK)
 277         return hr;
 278     if (riff.id != FOURCC_RIFF || riff.type != DMUS_FOURCC_AUDIOPATH_FORM) {
 279         TRACE("loading failed: unexpected %s\n", debugstr_chunk(&riff));
 280         stream_skip_chunk(stream, &riff);
 281         return DMUS_E_CHUNKNOTFOUND;
 282     }
 283
 284     hr = dmobj_parsedescriptor(stream, &riff, desc,
 285             DMUS_OBJ_OBJECT|DMUS_OBJ_NAME|DMUS_OBJ_CATEGORY|DMUS_OBJ_VERSION);
 286     if (FAILED(hr))
 287         return hr;
 288
 289     desc->guidClass = CLSID_DirectMusicAudioPathConfig;
 290     desc->dwValidData |= DMUS_OBJ_CLASS;
 291
 292     dump_DMUS_OBJECTDESC(desc);
 293     return S_OK;
 294 }
 295
 296 static const IDirectMusicObjectVtbl dmobject_vtbl = {
 297     dmobj_IDirectMusicObject_QueryInterface,
 298     dmobj_IDirectMusicObject_AddRef,
 299     dmobj_IDirectMusicObject_Release,
 300     dmobj_IDirectMusicObject_GetDescriptor,
 301     dmobj_IDirectMusicObject_SetDescriptor,
 302     path_IDirectMusicObject_ParseDescriptor
 303 };
 304
 305 /* IPersistStream */
 306 static HRESULT WINAPI path_IPersistStream_Load(IPersistStream *iface, IStream *stream)
 307 {
 308     struct IDirectMusicAudioPathImpl *This = impl_from_IPersistStream(iface);
 309
 310     FIXME("(%p, %p): Loading not implemented yet\n", This, stream);
 311
 312     return IDirectMusicObject_ParseDescriptor(&This->dmobj.IDirectMusicObject_iface, stream,
 313             &This->dmobj.desc);
 314 }
 315
 316 static const IPersistStreamVtbl persiststream_vtbl = {
 317     dmobj_IPersistStream_QueryInterface,
 318     dmobj_IPersistStream_AddRef,
 319     dmobj_IPersistStream_Release,
 320     dmobj_IPersistStream_GetClassID,
 321     unimpl_IPersistStream_IsDirty,
 322     path_IPersistStream_Load,
 323     unimpl_IPersistStream_Save,
 324     unimpl_IPersistStream_GetSizeMax
 325 };
 326
 327 /* for ClassFactory */
 328 HRESULT WINAPI create_dmaudiopath(REFIID riid, void **ppobj)
 329 {
 330     IDirectMusicAudioPathImpl* obj;
 331     HRESULT hr;
 332
 333     obj = HeapAlloc(GetProcessHeap(), HEAP_ZERO_MEMORY, sizeof(IDirectMusicAudioPathImpl));
 334     if (NULL == obj) {
 335         *ppobj = NULL;
 336         return E_OUTOFMEMORY;
 337     }
 338     obj->IDirectMusicAudioPath_iface.lpVtbl = &DirectMusicAudioPathVtbl;
 339     obj->ref = 1;
 340     dmobject_init(&obj->dmobj, &CLSID_DirectMusicAudioPathConfig,
 341             (IUnknown *)&obj->IDirectMusicAudioPath_iface);
 342     obj->dmobj.IDirectMusicObject_iface.lpVtbl = &dmobject_vtbl;
 343     obj->dmobj.IPersistStream_iface.lpVtbl = &persiststream_vtbl;
 344
 345     hr = IDirectMusicAudioPath_QueryInterface(&obj->IDirectMusicAudioPath_iface, riid, ppobj);
 346     IDirectMusicAudioPath_Release(&obj->IDirectMusicAudioPath_iface);
 347     return hr;
 348 }