| /* IDirectMusicAudioPath Implementation |
| * |
| * Copyright (C) 2003-2004 Rok Mandeljc |
| * |
| * This program is free software; you can redistribute it and/or |
| * modify it under the terms of the GNU Lesser General Public |
| * License as published by the Free Software Foundation; either |
| * version 2.1 of the License, or (at your option) any later version. |
| * |
| * This program is distributed in the hope that it will be useful, |
| * but WITHOUT ANY WARRANTY; without even the implied warranty of |
| * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU |
| * Lesser General Public License for more details. |
| * |
| * You should have received a copy of the GNU Lesser General Public |
| * License along with this program; if not, write to the Free Software |
| * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA |
| */ |
| |
| #include "dmime_private.h" |
| #include "dmobject.h" |
| |
| WINE_DEFAULT_DEBUG_CHANNEL(dmime); |
| WINE_DECLARE_DEBUG_CHANNEL(dmfile); |
| |
| struct IDirectMusicAudioPathImpl { |
| IDirectMusicAudioPath IDirectMusicAudioPath_iface; |
| struct dmobject dmobj; |
| LONG ref; |
| IDirectMusicPerformance8* pPerf; |
| IDirectMusicGraph* pToolGraph; |
| IDirectSoundBuffer* pDSBuffer; |
| IDirectSoundBuffer* pPrimary; |
| |
| BOOL fActive; |
| }; |
| |
| static inline struct IDirectMusicAudioPathImpl *impl_from_IDirectMusicAudioPath(IDirectMusicAudioPath *iface) |
| { |
| return CONTAINING_RECORD(iface, struct IDirectMusicAudioPathImpl, IDirectMusicAudioPath_iface); |
| } |
| |
| static inline struct IDirectMusicAudioPathImpl *impl_from_IDirectMusicObject(IDirectMusicObject *iface) |
| { |
| return CONTAINING_RECORD(iface, struct IDirectMusicAudioPathImpl, dmobj.IDirectMusicObject_iface); |
| } |
| |
| static inline struct IDirectMusicAudioPathImpl *impl_from_IPersistStream(IPersistStream *iface) |
| { |
| return CONTAINING_RECORD(iface, struct IDirectMusicAudioPathImpl, dmobj.IPersistStream_iface); |
| } |
| |
| void set_audiopath_perf_pointer(IDirectMusicAudioPath *iface, IDirectMusicPerformance8 *performance) |
| { |
| struct IDirectMusicAudioPathImpl *This = impl_from_IDirectMusicAudioPath(iface); |
| This->pPerf = performance; |
| } |
| |
| void set_audiopath_dsound_buffer(IDirectMusicAudioPath *iface, IDirectSoundBuffer *buffer) |
| { |
| struct IDirectMusicAudioPathImpl *This = impl_from_IDirectMusicAudioPath(iface); |
| This->pDSBuffer = buffer; |
| } |
| |
| void set_audiopath_primary_dsound_buffer(IDirectMusicAudioPath *iface, IDirectSoundBuffer *buffer) |
| { |
| struct IDirectMusicAudioPathImpl *This = impl_from_IDirectMusicAudioPath(iface); |
| This->pPrimary = buffer; |
| } |
| |
| /***************************************************************************** |
| * IDirectMusicAudioPathImpl implementation |
| */ |
| static HRESULT WINAPI IDirectMusicAudioPathImpl_QueryInterface (IDirectMusicAudioPath *iface, REFIID riid, void **ppobj) |
| { |
| struct IDirectMusicAudioPathImpl *This = impl_from_IDirectMusicAudioPath(iface); |
| |
| TRACE("(%p, %s, %p)\n", This, debugstr_dmguid(riid), ppobj); |
| |
| *ppobj = NULL; |
| |
| if (IsEqualIID (riid, &IID_IDirectMusicAudioPath) || IsEqualIID (riid, &IID_IUnknown)) |
| *ppobj = &This->IDirectMusicAudioPath_iface; |
| else if (IsEqualIID (riid, &IID_IDirectMusicObject)) |
| *ppobj = &This->dmobj.IDirectMusicObject_iface; |
| else if (IsEqualIID (riid, &IID_IPersistStream)) |
| *ppobj = &This->dmobj.IPersistStream_iface; |
| |
| if (*ppobj) { |
| IUnknown_AddRef((IUnknown*)*ppobj); |
| return S_OK; |
| } |
| |
| WARN("(%p, %s, %p): not found\n", This, debugstr_dmguid(riid), ppobj); |
| return E_NOINTERFACE; |
| } |
| |
| static ULONG WINAPI IDirectMusicAudioPathImpl_AddRef (IDirectMusicAudioPath *iface) |
| { |
| struct IDirectMusicAudioPathImpl *This = impl_from_IDirectMusicAudioPath(iface); |
| ULONG ref = InterlockedIncrement(&This->ref); |
| |
| TRACE("(%p): AddRef from %d\n", This, ref - 1); |
| |
| DMIME_LockModule(); |
| return ref; |
| } |
| |
| static ULONG WINAPI IDirectMusicAudioPathImpl_Release (IDirectMusicAudioPath *iface) |
| { |
| struct IDirectMusicAudioPathImpl *This = impl_from_IDirectMusicAudioPath(iface); |
| ULONG ref = InterlockedDecrement(&This->ref); |
| |
| TRACE("(%p): ReleaseRef to %d\n", This, ref); |
| |
| if (ref == 0) { |
| if (This->pDSBuffer) |
| IDirectSoundBuffer8_Release(This->pDSBuffer); |
| This->pPerf = NULL; |
| HeapFree(GetProcessHeap(), 0, This); |
| } |
| |
| DMIME_UnlockModule(); |
| return ref; |
| } |
| |
| static HRESULT WINAPI IDirectMusicAudioPathImpl_GetObjectInPath (IDirectMusicAudioPath *iface, DWORD dwPChannel, DWORD dwStage, DWORD dwBuffer, |
| REFGUID guidObject, WORD dwIndex, REFGUID iidInterface, void** ppObject) |
| { |
| struct IDirectMusicAudioPathImpl *This = impl_from_IDirectMusicAudioPath(iface); |
| HRESULT hr; |
| |
| FIXME("(%p, %d, %d, %d, %s, %d, %s, %p): stub\n", This, dwPChannel, dwStage, dwBuffer, debugstr_dmguid(guidObject), |
| dwIndex, debugstr_dmguid(iidInterface), ppObject); |
| |
| switch (dwStage) { |
| case DMUS_PATH_BUFFER: |
| if (This->pDSBuffer) |
| { |
| if (IsEqualIID (iidInterface, &IID_IUnknown) || |
| IsEqualIID (iidInterface, &IID_IDirectSoundBuffer) || |
| IsEqualIID (iidInterface, &IID_IDirectSoundBuffer8) || |
| IsEqualIID (iidInterface, &IID_IDirectSound3DBuffer)) { |
| return IDirectSoundBuffer8_QueryInterface (This->pDSBuffer, iidInterface, ppObject); |
| } |
| |
| WARN("Unsupported interface %s\n", debugstr_dmguid(iidInterface)); |
| *ppObject = NULL; |
| return E_NOINTERFACE; |
| } |
| break; |
| |
| case DMUS_PATH_PRIMARY_BUFFER: { |
| if (IsEqualIID (iidInterface, &IID_IDirectSound3DListener)) { |
| IDirectSoundBuffer8_QueryInterface (This->pPrimary, &IID_IDirectSound3DListener, ppObject); |
| return S_OK; |
| } else { |
| FIXME("bad iid...\n"); |
| } |
| } |
| break; |
| |
| case DMUS_PATH_AUDIOPATH_GRAPH: |
| { |
| if (IsEqualIID (iidInterface, &IID_IDirectMusicGraph)) { |
| if (NULL == This->pToolGraph) { |
| IDirectMusicGraphImpl* pGraph; |
| hr = create_dmgraph(&IID_IDirectMusicGraph, (void**)&pGraph); |
| if (FAILED(hr)) |
| return hr; |
| This->pToolGraph = (IDirectMusicGraph*) pGraph; |
| } |
| *ppObject = This->pToolGraph; |
| IDirectMusicGraph_AddRef((LPDIRECTMUSICGRAPH) *ppObject); |
| return S_OK; |
| } |
| } |
| break; |
| |
| case DMUS_PATH_AUDIOPATH_TOOL: |
| { |
| /* TODO */ |
| } |
| break; |
| |
| case DMUS_PATH_PERFORMANCE: |
| { |
| /* TODO check wanted GUID */ |
| *ppObject = This->pPerf; |
| IUnknown_AddRef((LPUNKNOWN) *ppObject); |
| return S_OK; |
| } |
| break; |
| |
| case DMUS_PATH_PERFORMANCE_GRAPH: |
| { |
| IDirectMusicGraph* pPerfoGraph = NULL; |
| IDirectMusicPerformance8_GetGraph(This->pPerf, &pPerfoGraph); |
| if (NULL == pPerfoGraph) { |
| IDirectMusicGraphImpl* pGraph = NULL; |
| hr = create_dmgraph(&IID_IDirectMusicGraph, (void**)&pGraph); |
| if (FAILED(hr)) |
| return hr; |
| IDirectMusicPerformance8_SetGraph(This->pPerf, (IDirectMusicGraph*) pGraph); |
| /* we need release as SetGraph do an AddRef */ |
| IDirectMusicGraph_Release((LPDIRECTMUSICGRAPH) pGraph); |
| pPerfoGraph = (LPDIRECTMUSICGRAPH) pGraph; |
| } |
| *ppObject = pPerfoGraph; |
| return S_OK; |
| } |
| break; |
| |
| case DMUS_PATH_PERFORMANCE_TOOL: |
| default: |
| break; |
| } |
| |
| *ppObject = NULL; |
| return E_INVALIDARG; |
| } |
| |
| static HRESULT WINAPI IDirectMusicAudioPathImpl_Activate (IDirectMusicAudioPath *iface, BOOL fActivate) |
| { |
| struct IDirectMusicAudioPathImpl *This = impl_from_IDirectMusicAudioPath(iface); |
| FIXME("(%p, %d): stub\n", This, fActivate); |
| if (!fActivate) { |
| if (!This->fActive) return S_OK; |
| This->fActive = FALSE; |
| } else { |
| if (This->fActive) return S_OK; |
| This->fActive = TRUE; |
| if (NULL != This->pDSBuffer) { |
| IDirectSoundBuffer_Stop(This->pDSBuffer); |
| } |
| } |
| return S_OK; |
| } |
| |
| static HRESULT WINAPI IDirectMusicAudioPathImpl_SetVolume (IDirectMusicAudioPath *iface, LONG lVolume, DWORD dwDuration) |
| { |
| struct IDirectMusicAudioPathImpl *This = impl_from_IDirectMusicAudioPath(iface); |
| FIXME("(%p, %i, %d): stub\n", This, lVolume, dwDuration); |
| return S_OK; |
| } |
| |
| static HRESULT WINAPI IDirectMusicAudioPathImpl_ConvertPChannel (IDirectMusicAudioPath *iface, DWORD dwPChannelIn, DWORD* pdwPChannelOut) |
| { |
| struct IDirectMusicAudioPathImpl *This = impl_from_IDirectMusicAudioPath(iface); |
| FIXME("(%p, %d, %p): stub\n", This, dwPChannelIn, pdwPChannelOut); |
| return S_OK; |
| } |
| |
| static const IDirectMusicAudioPathVtbl DirectMusicAudioPathVtbl = { |
| IDirectMusicAudioPathImpl_QueryInterface, |
| IDirectMusicAudioPathImpl_AddRef, |
| IDirectMusicAudioPathImpl_Release, |
| IDirectMusicAudioPathImpl_GetObjectInPath, |
| IDirectMusicAudioPathImpl_Activate, |
| IDirectMusicAudioPathImpl_SetVolume, |
| IDirectMusicAudioPathImpl_ConvertPChannel |
| }; |
| |
| /* IDirectMusicObject */ |
| static HRESULT WINAPI DirectMusicObject_ParseDescriptor(IDirectMusicObject *iface, IStream *pStream, DMUS_OBJECTDESC *pDesc) |
| { |
| struct IDirectMusicAudioPathImpl *This = impl_from_IDirectMusicObject(iface); |
| DMUS_PRIVATE_CHUNK Chunk; |
| DWORD StreamSize, StreamCount, ListSize[1], ListCount[1]; |
| LARGE_INTEGER liMove; /* used when skipping chunks */ |
| |
| TRACE("(%p, %p, %p)\n", This, pStream, pDesc); |
| |
| /* FIXME: should this be determined from stream? */ |
| pDesc->dwValidData |= DMUS_OBJ_CLASS; |
| pDesc->guidClass = This->dmobj.desc.guidClass; |
| |
| IStream_Read (pStream, &Chunk, sizeof(FOURCC)+sizeof(DWORD), NULL); |
| TRACE_(dmfile)(": %s chunk (size = 0x%04x)", debugstr_fourcc (Chunk.fccID), Chunk.dwSize); |
| switch (Chunk.fccID) { |
| case FOURCC_RIFF: { |
| IStream_Read (pStream, &Chunk.fccID, sizeof(FOURCC), NULL); |
| TRACE_(dmfile)(": RIFF chunk of type %s", debugstr_fourcc(Chunk.fccID)); |
| StreamSize = Chunk.dwSize - sizeof(FOURCC); |
| StreamCount = 0; |
| if (Chunk.fccID == DMUS_FOURCC_AUDIOPATH_FORM) { |
| TRACE_(dmfile)(": audio path form\n"); |
| do { |
| IStream_Read (pStream, &Chunk, sizeof(FOURCC)+sizeof(DWORD), NULL); |
| StreamCount += sizeof(FOURCC) + sizeof(DWORD) + Chunk.dwSize; |
| TRACE_(dmfile)(": %s chunk (size = 0x%04x)", debugstr_fourcc (Chunk.fccID), Chunk.dwSize); |
| switch (Chunk.fccID) { |
| case DMUS_FOURCC_GUID_CHUNK: { |
| TRACE_(dmfile)(": GUID chunk\n"); |
| pDesc->dwValidData |= DMUS_OBJ_OBJECT; |
| IStream_Read (pStream, &pDesc->guidObject, Chunk.dwSize, NULL); |
| break; |
| } |
| case DMUS_FOURCC_VERSION_CHUNK: { |
| TRACE_(dmfile)(": version chunk\n"); |
| pDesc->dwValidData |= DMUS_OBJ_VERSION; |
| IStream_Read (pStream, &pDesc->vVersion, Chunk.dwSize, NULL); |
| break; |
| } |
| case DMUS_FOURCC_CATEGORY_CHUNK: { |
| TRACE_(dmfile)(": category chunk\n"); |
| pDesc->dwValidData |= DMUS_OBJ_CATEGORY; |
| IStream_Read (pStream, pDesc->wszCategory, Chunk.dwSize, NULL); |
| break; |
| } |
| case FOURCC_LIST: { |
| IStream_Read (pStream, &Chunk.fccID, sizeof(FOURCC), NULL); |
| TRACE_(dmfile)(": LIST chunk of type %s", debugstr_fourcc(Chunk.fccID)); |
| ListSize[0] = Chunk.dwSize - sizeof(FOURCC); |
| ListCount[0] = 0; |
| switch (Chunk.fccID) { |
| /* evil M$ UNFO list, which can (!?) contain INFO elements */ |
| case DMUS_FOURCC_UNFO_LIST: { |
| TRACE_(dmfile)(": UNFO list\n"); |
| do { |
| IStream_Read (pStream, &Chunk, sizeof(FOURCC)+sizeof(DWORD), NULL); |
| ListCount[0] += sizeof(FOURCC) + sizeof(DWORD) + Chunk.dwSize; |
| TRACE_(dmfile)(": %s chunk (size = 0x%04x)", debugstr_fourcc (Chunk.fccID), Chunk.dwSize); |
| switch (Chunk.fccID) { |
| /* don't ask me why, but M$ puts INFO elements in UNFO list sometimes |
| (though strings seem to be valid unicode) */ |
| case mmioFOURCC('I','N','A','M'): |
| case DMUS_FOURCC_UNAM_CHUNK: { |
| TRACE_(dmfile)(": name chunk\n"); |
| pDesc->dwValidData |= DMUS_OBJ_NAME; |
| IStream_Read (pStream, pDesc->wszName, Chunk.dwSize, NULL); |
| break; |
| } |
| case mmioFOURCC('I','A','R','T'): |
| case DMUS_FOURCC_UART_CHUNK: { |
| TRACE_(dmfile)(": artist chunk (ignored)\n"); |
| liMove.QuadPart = Chunk.dwSize; |
| IStream_Seek (pStream, liMove, STREAM_SEEK_CUR, NULL); |
| break; |
| } |
| case mmioFOURCC('I','C','O','P'): |
| case DMUS_FOURCC_UCOP_CHUNK: { |
| TRACE_(dmfile)(": copyright chunk (ignored)\n"); |
| liMove.QuadPart = Chunk.dwSize; |
| IStream_Seek (pStream, liMove, STREAM_SEEK_CUR, NULL); |
| break; |
| } |
| case mmioFOURCC('I','S','B','J'): |
| case DMUS_FOURCC_USBJ_CHUNK: { |
| TRACE_(dmfile)(": subject chunk (ignored)\n"); |
| liMove.QuadPart = Chunk.dwSize; |
| IStream_Seek (pStream, liMove, STREAM_SEEK_CUR, NULL); |
| break; |
| } |
| case mmioFOURCC('I','C','M','T'): |
| case DMUS_FOURCC_UCMT_CHUNK: { |
| TRACE_(dmfile)(": comment chunk (ignored)\n"); |
| liMove.QuadPart = Chunk.dwSize; |
| IStream_Seek (pStream, liMove, STREAM_SEEK_CUR, NULL); |
| break; |
| } |
| default: { |
| TRACE_(dmfile)(": unknown chunk (irrelevant & skipping)\n"); |
| liMove.QuadPart = Chunk.dwSize; |
| IStream_Seek (pStream, liMove, STREAM_SEEK_CUR, NULL); |
| break; |
| } |
| } |
| TRACE_(dmfile)(": ListCount[0] = %d < ListSize[0] = %d\n", ListCount[0], ListSize[0]); |
| } while (ListCount[0] < ListSize[0]); |
| break; |
| } |
| default: { |
| TRACE_(dmfile)(": unknown (skipping)\n"); |
| liMove.QuadPart = Chunk.dwSize - sizeof(FOURCC); |
| IStream_Seek (pStream, liMove, STREAM_SEEK_CUR, NULL); |
| break; |
| } |
| } |
| break; |
| } |
| default: { |
| TRACE_(dmfile)(": unknown chunk (irrelevant & skipping)\n"); |
| liMove.QuadPart = Chunk.dwSize; |
| IStream_Seek (pStream, liMove, STREAM_SEEK_CUR, NULL); |
| break; |
| } |
| } |
| TRACE_(dmfile)(": StreamCount[0] = %d < StreamSize[0] = %d\n", StreamCount, StreamSize); |
| } while (StreamCount < StreamSize); |
| } else { |
| TRACE_(dmfile)(": unexpected chunk; loading failed)\n"); |
| liMove.QuadPart = StreamSize; |
| IStream_Seek (pStream, liMove, STREAM_SEEK_CUR, NULL); /* skip the rest of the chunk */ |
| return E_FAIL; |
| } |
| |
| TRACE_(dmfile)(": reading finished\n"); |
| break; |
| } |
| default: { |
| TRACE_(dmfile)(": unexpected chunk; loading failed)\n"); |
| liMove.QuadPart = Chunk.dwSize; |
| IStream_Seek (pStream, liMove, STREAM_SEEK_CUR, NULL); /* skip the rest of the chunk */ |
| return DMUS_E_INVALIDFILE; |
| } |
| } |
| |
| TRACE(": returning descriptor:\n%s\n", debugstr_DMUS_OBJECTDESC (pDesc)); |
| |
| return S_OK; |
| } |
| |
| static const IDirectMusicObjectVtbl dmobject_vtbl = { |
| dmobj_IDirectMusicObject_QueryInterface, |
| dmobj_IDirectMusicObject_AddRef, |
| dmobj_IDirectMusicObject_Release, |
| dmobj_IDirectMusicObject_GetDescriptor, |
| dmobj_IDirectMusicObject_SetDescriptor, |
| DirectMusicObject_ParseDescriptor |
| }; |
| |
| /* IPersistStream */ |
| static HRESULT WINAPI PersistStream_Load(IPersistStream *iface, IStream *pStm) |
| { |
| struct IDirectMusicAudioPathImpl *This = impl_from_IPersistStream(iface); |
| |
| FOURCC chunkID; |
| DWORD chunkSize, StreamSize, StreamCount, ListSize[3], ListCount[3]; |
| LARGE_INTEGER liMove; /* used when skipping chunks */ |
| |
| FIXME("(%p, %p): Loading not implemented yet\n", This, pStm); |
| IStream_Read (pStm, &chunkID, sizeof(FOURCC), NULL); |
| IStream_Read (pStm, &chunkSize, sizeof(DWORD), NULL); |
| TRACE_(dmfile)(": %s chunk (size = %d)", debugstr_fourcc (chunkID), chunkSize); |
| switch (chunkID) { |
| case FOURCC_RIFF: { |
| IStream_Read (pStm, &chunkID, sizeof(FOURCC), NULL); |
| TRACE_(dmfile)(": RIFF chunk of type %s", debugstr_fourcc(chunkID)); |
| StreamSize = chunkSize - sizeof(FOURCC); |
| StreamCount = 0; |
| switch (chunkID) { |
| case DMUS_FOURCC_AUDIOPATH_FORM: { |
| TRACE_(dmfile)(": audio path form\n"); |
| do { |
| IStream_Read (pStm, &chunkID, sizeof(FOURCC), NULL); |
| IStream_Read (pStm, &chunkSize, sizeof(FOURCC), NULL); |
| StreamCount += sizeof(FOURCC) + sizeof(DWORD) + chunkSize; |
| TRACE_(dmfile)(": %s chunk (size = %d)", debugstr_fourcc (chunkID), chunkSize); |
| switch (chunkID) { |
| case DMUS_FOURCC_GUID_CHUNK: { |
| TRACE_(dmfile)(": GUID chunk\n"); |
| This->dmobj.desc.dwValidData |= DMUS_OBJ_OBJECT; |
| IStream_Read (pStm, &This->dmobj.desc.guidObject, chunkSize, NULL); |
| break; |
| } |
| case DMUS_FOURCC_VERSION_CHUNK: { |
| TRACE_(dmfile)(": version chunk\n"); |
| This->dmobj.desc.dwValidData |= DMUS_OBJ_VERSION; |
| IStream_Read (pStm, &This->dmobj.desc.vVersion, chunkSize, NULL); |
| break; |
| } |
| case DMUS_FOURCC_CATEGORY_CHUNK: { |
| TRACE_(dmfile)(": category chunk\n"); |
| This->dmobj.desc.dwValidData |= DMUS_OBJ_CATEGORY; |
| IStream_Read (pStm, This->dmobj.desc.wszCategory, chunkSize, NULL); |
| break; |
| } |
| case FOURCC_LIST: { |
| IStream_Read (pStm, &chunkID, sizeof(FOURCC), NULL); |
| TRACE_(dmfile)(": LIST chunk of type %s", debugstr_fourcc(chunkID)); |
| ListSize[0] = chunkSize - sizeof(FOURCC); |
| ListCount[0] = 0; |
| switch (chunkID) { |
| case DMUS_FOURCC_UNFO_LIST: { |
| TRACE_(dmfile)(": UNFO list\n"); |
| do { |
| IStream_Read (pStm, &chunkID, sizeof(FOURCC), NULL); |
| IStream_Read (pStm, &chunkSize, sizeof(FOURCC), NULL); |
| ListCount[0] += sizeof(FOURCC) + sizeof(DWORD) + chunkSize; |
| TRACE_(dmfile)(": %s chunk (size = %d)", debugstr_fourcc (chunkID), chunkSize); |
| switch (chunkID) { |
| /* don't ask me why, but M$ puts INFO elements in UNFO list sometimes |
| (though strings seem to be valid unicode) */ |
| case mmioFOURCC('I','N','A','M'): |
| case DMUS_FOURCC_UNAM_CHUNK: { |
| TRACE_(dmfile)(": name chunk\n"); |
| This->dmobj.desc.dwValidData |= DMUS_OBJ_NAME; |
| IStream_Read (pStm, This->dmobj.desc.wszName, chunkSize, NULL); |
| break; |
| } |
| case mmioFOURCC('I','A','R','T'): |
| case DMUS_FOURCC_UART_CHUNK: { |
| TRACE_(dmfile)(": artist chunk (ignored)\n"); |
| liMove.QuadPart = chunkSize; |
| IStream_Seek (pStm, liMove, STREAM_SEEK_CUR, NULL); |
| break; |
| } |
| case mmioFOURCC('I','C','O','P'): |
| case DMUS_FOURCC_UCOP_CHUNK: { |
| TRACE_(dmfile)(": copyright chunk (ignored)\n"); |
| liMove.QuadPart = chunkSize; |
| IStream_Seek (pStm, liMove, STREAM_SEEK_CUR, NULL); |
| break; |
| } |
| case mmioFOURCC('I','S','B','J'): |
| case DMUS_FOURCC_USBJ_CHUNK: { |
| TRACE_(dmfile)(": subject chunk (ignored)\n"); |
| liMove.QuadPart = chunkSize; |
| IStream_Seek (pStm, liMove, STREAM_SEEK_CUR, NULL); |
| break; |
| } |
| case mmioFOURCC('I','C','M','T'): |
| case DMUS_FOURCC_UCMT_CHUNK: { |
| TRACE_(dmfile)(": comment chunk (ignored)\n"); |
| liMove.QuadPart = chunkSize; |
| IStream_Seek (pStm, liMove, STREAM_SEEK_CUR, NULL); |
| break; |
| } |
| default: { |
| TRACE_(dmfile)(": unknown chunk (irrelevant & skipping)\n"); |
| liMove.QuadPart = chunkSize; |
| IStream_Seek (pStm, liMove, STREAM_SEEK_CUR, NULL); |
| break; |
| } |
| } |
| TRACE_(dmfile)(": ListCount[0] = %d < ListSize[0] = %d\n", ListCount[0], ListSize[0]); |
| } while (ListCount[0] < ListSize[0]); |
| break; |
| } |
| default: { |
| TRACE_(dmfile)(": unknown (skipping)\n"); |
| liMove.QuadPart = chunkSize - sizeof(FOURCC); |
| IStream_Seek (pStm, liMove, STREAM_SEEK_CUR, NULL); |
| break; |
| } |
| } |
| break; |
| } |
| default: { |
| TRACE_(dmfile)(": unknown chunk (irrelevant & skipping)\n"); |
| liMove.QuadPart = chunkSize; |
| IStream_Seek (pStm, liMove, STREAM_SEEK_CUR, NULL); |
| break; |
| } |
| } |
| TRACE_(dmfile)(": StreamCount[0] = %d < StreamSize[0] = %d\n", StreamCount, StreamSize); |
| } while (StreamCount < StreamSize); |
| break; |
| } |
| default: { |
| TRACE_(dmfile)(": unexpected chunk; loading failed)\n"); |
| liMove.QuadPart = StreamSize; |
| IStream_Seek (pStm, liMove, STREAM_SEEK_CUR, NULL); /* skip the rest of the chunk */ |
| return E_FAIL; |
| } |
| } |
| TRACE_(dmfile)(": reading finished\n"); |
| break; |
| } |
| default: { |
| TRACE_(dmfile)(": unexpected chunk; loading failed)\n"); |
| liMove.QuadPart = chunkSize; |
| IStream_Seek (pStm, liMove, STREAM_SEEK_CUR, NULL); /* skip the rest of the chunk */ |
| return E_FAIL; |
| } |
| } |
| |
| return S_OK; |
| } |
| |
| static const IPersistStreamVtbl persiststream_vtbl = { |
| dmobj_IPersistStream_QueryInterface, |
| dmobj_IPersistStream_AddRef, |
| dmobj_IPersistStream_Release, |
| dmobj_IPersistStream_GetClassID, |
| unimpl_IPersistStream_IsDirty, |
| PersistStream_Load, |
| unimpl_IPersistStream_Save, |
| unimpl_IPersistStream_GetSizeMax |
| }; |
| |
| /* for ClassFactory */ |
| HRESULT WINAPI create_dmaudiopath(REFIID riid, void **ppobj) |
| { |
| IDirectMusicAudioPathImpl* obj; |
| HRESULT hr; |
| |
| obj = HeapAlloc(GetProcessHeap(), HEAP_ZERO_MEMORY, sizeof(IDirectMusicAudioPathImpl)); |
| if (NULL == obj) { |
| *ppobj = NULL; |
| return E_OUTOFMEMORY; |
| } |
| obj->IDirectMusicAudioPath_iface.lpVtbl = &DirectMusicAudioPathVtbl; |
| obj->ref = 1; |
| dmobject_init(&obj->dmobj, &CLSID_DirectMusicAudioPathConfig, |
| (IUnknown *)&obj->IDirectMusicAudioPath_iface); |
| obj->dmobj.IDirectMusicObject_iface.lpVtbl = &dmobject_vtbl; |
| obj->dmobj.IPersistStream_iface.lpVtbl = &persiststream_vtbl; |
| |
| hr = IDirectMusicAudioPath_QueryInterface(&obj->IDirectMusicAudioPath_iface, riid, ppobj); |
| IDirectMusicAudioPath_Release(&obj->IDirectMusicAudioPath_iface); |
| return hr; |
| } |