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50811b5680
Signed-off-by: Michael Stefaniuc <mstefani@winehq.org> Signed-off-by: Alexandre Julliard <julliard@winehq.org>
552 lines
27 KiB
C
552 lines
27 KiB
C
/*
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* IDirectMusicCollection Implementation
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*
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* Copyright (C) 2003-2004 Rok Mandeljc
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*
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* This program is free software; you can redistribute it and/or
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* modify it under the terms of the GNU Lesser General Public
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* License as published by the Free Software Foundation; either
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* version 2.1 of the License, or (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* Lesser General Public License for more details.
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*
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* You should have received a copy of the GNU Lesser General Public
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* License along with this program; if not, write to the Free Software
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* Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA
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*/
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#include "dmusic_private.h"
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#include "dmobject.h"
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WINE_DEFAULT_DEBUG_CHANNEL(dmusic);
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WINE_DECLARE_DEBUG_CHANNEL(dmfile);
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/*****************************************************************************
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* IDirectMusicCollectionImpl implementation
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*/
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typedef struct IDirectMusicCollectionImpl {
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IDirectMusicCollection IDirectMusicCollection_iface;
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struct dmobject dmobj;
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LONG ref;
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/* IDirectMusicCollectionImpl fields */
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IStream *pStm; /* stream from which we load collection and later instruments */
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LARGE_INTEGER liCollectionPosition; /* offset in a stream where collection was loaded from */
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LARGE_INTEGER liWavePoolTablePosition; /* offset in a stream where wave pool table can be found */
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CHAR *szCopyright; /* FIXME: should probably be placed somewhere else */
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DLSHEADER *pHeader;
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/* pool table */
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POOLTABLE *pPoolTable;
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POOLCUE *pPoolCues;
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/* instruments */
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struct list Instruments;
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} IDirectMusicCollectionImpl;
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static inline IDirectMusicCollectionImpl *impl_from_IDirectMusicCollection(IDirectMusicCollection *iface)
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{
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return CONTAINING_RECORD(iface, IDirectMusicCollectionImpl, IDirectMusicCollection_iface);
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}
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static inline IDirectMusicCollectionImpl *impl_from_IPersistStream(IPersistStream *iface)
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{
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return CONTAINING_RECORD(iface, IDirectMusicCollectionImpl, dmobj.IPersistStream_iface);
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}
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/* IDirectMusicCollectionImpl IUnknown part: */
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static HRESULT WINAPI IDirectMusicCollectionImpl_QueryInterface(IDirectMusicCollection *iface,
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REFIID riid, void **ret_iface)
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{
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IDirectMusicCollectionImpl *This = impl_from_IDirectMusicCollection(iface);
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TRACE("(%p, %s, %p)\n", iface, debugstr_dmguid(riid), ret_iface);
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*ret_iface = NULL;
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if (IsEqualIID(riid, &IID_IUnknown) || IsEqualIID(riid, &IID_IDirectMusicCollection))
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*ret_iface = iface;
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else if (IsEqualIID(riid, &IID_IDirectMusicObject))
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*ret_iface = &This->dmobj.IDirectMusicObject_iface;
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else if (IsEqualIID(riid, &IID_IPersistStream))
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*ret_iface = &This->dmobj.IPersistStream_iface;
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else
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{
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WARN("(%p, %s, %p): not found\n", iface, debugstr_dmguid(riid), ret_iface);
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return E_NOINTERFACE;
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}
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IUnknown_AddRef((IUnknown*)*ret_iface);
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return S_OK;
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}
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static ULONG WINAPI IDirectMusicCollectionImpl_AddRef(IDirectMusicCollection *iface)
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{
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IDirectMusicCollectionImpl *This = impl_from_IDirectMusicCollection(iface);
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ULONG ref = InterlockedIncrement(&This->ref);
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TRACE("(%p): new ref = %lu\n", iface, ref);
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return ref;
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}
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static ULONG WINAPI IDirectMusicCollectionImpl_Release(IDirectMusicCollection *iface)
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{
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IDirectMusicCollectionImpl *This = impl_from_IDirectMusicCollection(iface);
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ULONG ref = InterlockedDecrement(&This->ref);
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TRACE("(%p): new ref = %lu\n", iface, ref);
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if (!ref) {
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HeapFree(GetProcessHeap(), 0, This);
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DMUSIC_UnlockModule();
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}
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return ref;
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}
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/* IDirectMusicCollection Interface follows: */
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static HRESULT WINAPI IDirectMusicCollectionImpl_GetInstrument(IDirectMusicCollection *iface,
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DWORD patch, IDirectMusicInstrument **instrument)
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{
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IDirectMusicCollectionImpl *This = impl_from_IDirectMusicCollection(iface);
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DMUS_PRIVATE_INSTRUMENTENTRY *inst_entry;
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struct list *list_entry;
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DWORD inst_patch;
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TRACE("(%p, %lu, %p)\n", iface, patch, instrument);
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LIST_FOR_EACH(list_entry, &This->Instruments) {
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inst_entry = LIST_ENTRY(list_entry, DMUS_PRIVATE_INSTRUMENTENTRY, entry);
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IDirectMusicInstrument_GetPatch(inst_entry->pInstrument, &inst_patch);
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if (patch == inst_patch) {
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*instrument = inst_entry->pInstrument;
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IDirectMusicInstrument_AddRef(inst_entry->pInstrument);
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IDirectMusicInstrumentImpl_CustomLoad(inst_entry->pInstrument, This->pStm);
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TRACE(": returning instrument %p\n", *instrument);
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return S_OK;
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}
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}
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TRACE(": instrument not found\n");
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return DMUS_E_INVALIDPATCH;
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}
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static HRESULT WINAPI IDirectMusicCollectionImpl_EnumInstrument(IDirectMusicCollection *iface,
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DWORD index, DWORD *patch, LPWSTR name, DWORD name_length)
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{
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IDirectMusicCollectionImpl *This = impl_from_IDirectMusicCollection(iface);
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DWORD i = 0;
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DMUS_PRIVATE_INSTRUMENTENTRY *inst_entry;
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struct list *list_entry;
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DWORD length;
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TRACE("(%p, %ld, %p, %p, %ld)\n", iface, index, patch, name, name_length);
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LIST_FOR_EACH(list_entry, &This->Instruments) {
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inst_entry = LIST_ENTRY(list_entry, DMUS_PRIVATE_INSTRUMENTENTRY, entry);
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if (i == index) {
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IDirectMusicInstrumentImpl *instrument = impl_from_IDirectMusicInstrument(inst_entry->pInstrument);
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IDirectMusicInstrument_GetPatch(inst_entry->pInstrument, patch);
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if (name) {
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length = min(lstrlenW(instrument->wszName), name_length - 1);
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memcpy(name, instrument->wszName, length * sizeof(WCHAR));
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name[length] = '\0';
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}
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return S_OK;
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}
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i++;
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}
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return S_FALSE;
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}
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static const IDirectMusicCollectionVtbl DirectMusicCollection_Collection_Vtbl = {
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IDirectMusicCollectionImpl_QueryInterface,
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IDirectMusicCollectionImpl_AddRef,
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IDirectMusicCollectionImpl_Release,
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IDirectMusicCollectionImpl_GetInstrument,
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IDirectMusicCollectionImpl_EnumInstrument
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};
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/* IDirectMusicCollectionImpl IDirectMusicObject part: */
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static HRESULT WINAPI col_IDirectMusicObject_ParseDescriptor(IDirectMusicObject *iface,
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IStream *stream, DMUS_OBJECTDESC *desc)
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{
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struct chunk_entry riff = {0};
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HRESULT hr;
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TRACE("(%p, %p, %p)\n", iface, stream, desc);
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if (!stream || !desc)
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return E_POINTER;
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if ((hr = stream_get_chunk(stream, &riff)) != S_OK)
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return hr;
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if (riff.id != FOURCC_RIFF || riff.type != FOURCC_DLS) {
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TRACE("loading failed: unexpected %s\n", debugstr_chunk(&riff));
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stream_skip_chunk(stream, &riff);
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return DMUS_E_NOTADLSCOL;
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}
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hr = dmobj_parsedescriptor(stream, &riff, desc, DMUS_OBJ_NAME_INFO|DMUS_OBJ_VERSION);
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if (FAILED(hr))
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return hr;
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desc->guidClass = CLSID_DirectMusicCollection;
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desc->dwValidData |= DMUS_OBJ_CLASS;
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TRACE("returning descriptor:\n");
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dump_DMUS_OBJECTDESC(desc);
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return S_OK;
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}
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static const IDirectMusicObjectVtbl dmobject_vtbl = {
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dmobj_IDirectMusicObject_QueryInterface,
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dmobj_IDirectMusicObject_AddRef,
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dmobj_IDirectMusicObject_Release,
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dmobj_IDirectMusicObject_GetDescriptor,
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dmobj_IDirectMusicObject_SetDescriptor,
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col_IDirectMusicObject_ParseDescriptor
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};
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/* IDirectMusicCollectionImpl IPersistStream part: */
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static HRESULT WINAPI IPersistStreamImpl_Load(IPersistStream *iface,
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IStream *stream)
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{
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IDirectMusicCollectionImpl *This = impl_from_IPersistStream(iface);
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DMUS_PRIVATE_CHUNK chunk;
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DWORD StreamSize, StreamCount, ListSize[2], ListCount[2];
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LARGE_INTEGER liMove; /* used when skipping chunks */
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ULARGE_INTEGER dlibCollectionPosition, dlibInstrumentPosition, dlibWavePoolPosition;
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IStream_AddRef(stream); /* add count for later references */
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liMove.QuadPart = 0;
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IStream_Seek(stream, liMove, STREAM_SEEK_CUR, &dlibCollectionPosition); /* store offset, in case it'll be needed later */
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This->liCollectionPosition.QuadPart = dlibCollectionPosition.QuadPart;
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This->pStm = stream;
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IStream_Read(stream, &chunk, sizeof(FOURCC) + sizeof(DWORD), NULL);
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TRACE_(dmfile)(": %s chunk (size = %#04lx)", debugstr_fourcc(chunk.fccID), chunk.dwSize);
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if (chunk.fccID != FOURCC_RIFF) {
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TRACE_(dmfile)(": unexpected chunk; loading failed)\n");
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liMove.QuadPart = chunk.dwSize;
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IStream_Seek(stream, liMove, STREAM_SEEK_CUR, NULL); /* skip the rest of the chunk */
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return E_FAIL;
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}
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IStream_Read(stream, &chunk.fccID, sizeof(FOURCC), NULL);
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TRACE_(dmfile)(": RIFF chunk of type %s", debugstr_fourcc(chunk.fccID));
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StreamSize = chunk.dwSize - sizeof(FOURCC);
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StreamCount = 0;
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if (chunk.fccID != FOURCC_DLS) {
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TRACE_(dmfile)(": unexpected chunk; loading failed)\n");
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liMove.QuadPart = StreamSize;
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IStream_Seek(stream, liMove, STREAM_SEEK_CUR, NULL); /* skip the rest of the chunk */
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return E_FAIL;
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}
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TRACE_(dmfile)(": collection form\n");
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do {
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IStream_Read(stream, &chunk, sizeof(FOURCC) + sizeof(DWORD), NULL);
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StreamCount += sizeof(FOURCC) + sizeof(DWORD) + chunk.dwSize;
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TRACE_(dmfile)(": %s chunk (size = %#04lx)", debugstr_fourcc(chunk.fccID), chunk.dwSize);
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switch (chunk.fccID) {
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case FOURCC_COLH: {
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TRACE_(dmfile)(": collection header chunk\n");
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This->pHeader = HeapAlloc(GetProcessHeap(), HEAP_ZERO_MEMORY, chunk.dwSize);
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IStream_Read(stream, This->pHeader, chunk.dwSize, NULL);
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break;
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}
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case FOURCC_DLID: {
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TRACE_(dmfile)(": DLID (GUID) chunk\n");
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This->dmobj.desc.dwValidData |= DMUS_OBJ_OBJECT;
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IStream_Read(stream, &This->dmobj.desc.guidObject, chunk.dwSize, NULL);
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break;
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}
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case FOURCC_VERS: {
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TRACE_(dmfile)(": version chunk\n");
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This->dmobj.desc.dwValidData |= DMUS_OBJ_VERSION;
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IStream_Read(stream, &This->dmobj.desc.vVersion, chunk.dwSize, NULL);
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break;
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}
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case FOURCC_PTBL: {
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TRACE_(dmfile)(": pool table chunk\n");
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This->pPoolTable = HeapAlloc(GetProcessHeap(), HEAP_ZERO_MEMORY, sizeof(POOLTABLE));
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IStream_Read(stream, This->pPoolTable, sizeof(POOLTABLE), NULL);
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chunk.dwSize -= sizeof(POOLTABLE);
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This->pPoolCues = HeapAlloc(GetProcessHeap(), HEAP_ZERO_MEMORY, This->pPoolTable->cCues * sizeof(POOLCUE));
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IStream_Read(stream, This->pPoolCues, chunk.dwSize, NULL);
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break;
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}
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case FOURCC_LIST: {
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IStream_Read(stream, &chunk.fccID, sizeof(FOURCC), NULL);
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TRACE_(dmfile)(": LIST chunk of type %s", debugstr_fourcc(chunk.fccID));
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ListSize[0] = chunk.dwSize - sizeof(FOURCC);
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ListCount[0] = 0;
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switch (chunk.fccID) {
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case DMUS_FOURCC_INFO_LIST: {
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TRACE_(dmfile)(": INFO list\n");
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do {
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IStream_Read(stream, &chunk, sizeof(FOURCC) + sizeof(DWORD), NULL);
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ListCount[0] += sizeof(FOURCC) + sizeof(DWORD) + chunk.dwSize;
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TRACE_(dmfile)(": %s chunk (size = %#04lx)", debugstr_fourcc(chunk.fccID), chunk.dwSize);
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switch (chunk.fccID) {
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case mmioFOURCC('I','N','A','M'): {
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CHAR szName[DMUS_MAX_NAME];
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TRACE_(dmfile)(": name chunk\n");
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This->dmobj.desc.dwValidData |= DMUS_OBJ_NAME;
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IStream_Read(stream, szName, chunk.dwSize, NULL);
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MultiByteToWideChar(CP_ACP, 0, szName, -1, This->dmobj.desc.wszName, DMUS_MAX_NAME);
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if (even_or_odd(chunk.dwSize)) {
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ListCount[0]++;
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liMove.QuadPart = 1;
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IStream_Seek(stream, liMove, STREAM_SEEK_CUR, NULL);
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}
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break;
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}
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case mmioFOURCC('I','A','R','T'): {
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TRACE_(dmfile)(": artist chunk (ignored)\n");
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if (even_or_odd(chunk.dwSize)) {
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ListCount[0]++;
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chunk.dwSize++;
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}
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liMove.QuadPart = chunk.dwSize;
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IStream_Seek(stream, liMove, STREAM_SEEK_CUR, NULL);
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break;
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}
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case mmioFOURCC('I','C','O','P'): {
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TRACE_(dmfile)(": copyright chunk\n");
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This->szCopyright = HeapAlloc(GetProcessHeap(), HEAP_ZERO_MEMORY, chunk.dwSize);
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IStream_Read(stream, This->szCopyright, chunk.dwSize, NULL);
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if (even_or_odd(chunk.dwSize)) {
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ListCount[0]++;
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liMove.QuadPart = 1;
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IStream_Seek(stream, liMove, STREAM_SEEK_CUR, NULL);
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}
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break;
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}
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case mmioFOURCC('I','S','B','J'): {
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TRACE_(dmfile)(": subject chunk (ignored)\n");
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if (even_or_odd(chunk.dwSize)) {
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ListCount[0]++;
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chunk.dwSize++;
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}
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liMove.QuadPart = chunk.dwSize;
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IStream_Seek(stream, liMove, STREAM_SEEK_CUR, NULL);
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break;
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}
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case mmioFOURCC('I','C','M','T'): {
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TRACE_(dmfile)(": comment chunk (ignored)\n");
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if (even_or_odd(chunk.dwSize)) {
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ListCount[0]++;
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chunk.dwSize++;
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}
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liMove.QuadPart = chunk.dwSize;
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IStream_Seek(stream, liMove, STREAM_SEEK_CUR, NULL);
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break;
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}
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default: {
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TRACE_(dmfile)(": unknown chunk (irrelevant & skipping)\n");
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if (even_or_odd(chunk.dwSize)) {
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ListCount[0]++;
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chunk.dwSize++;
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}
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liMove.QuadPart = chunk.dwSize;
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IStream_Seek(stream, liMove, STREAM_SEEK_CUR, NULL);
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break;
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}
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}
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TRACE_(dmfile)(": ListCount[0] = %ld < ListSize[0] = %ld\n", ListCount[0], ListSize[0]);
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} while (ListCount[0] < ListSize[0]);
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break;
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}
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case FOURCC_WVPL: {
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TRACE_(dmfile)(": wave pool list (mark & skip)\n");
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liMove.QuadPart = 0;
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IStream_Seek(stream, liMove, STREAM_SEEK_CUR, &dlibWavePoolPosition); /* store position */
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This->liWavePoolTablePosition.QuadPart = dlibWavePoolPosition.QuadPart;
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liMove.QuadPart = chunk.dwSize - sizeof(FOURCC);
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IStream_Seek(stream, liMove, STREAM_SEEK_CUR, NULL);
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break;
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}
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case FOURCC_LINS: {
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TRACE_(dmfile)(": instruments list\n");
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do {
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IStream_Read(stream, &chunk, sizeof(FOURCC) + sizeof(DWORD), NULL);
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ListCount[0] += sizeof(FOURCC) + sizeof(DWORD) + chunk.dwSize;
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TRACE_(dmfile)(": %s chunk (size = %#04lx)", debugstr_fourcc(chunk.fccID), chunk.dwSize);
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switch (chunk.fccID) {
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case FOURCC_LIST: {
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IStream_Read(stream, &chunk.fccID, sizeof(FOURCC), NULL);
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TRACE_(dmfile)(": LIST chunk of type %s", debugstr_fourcc(chunk.fccID));
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ListSize[1] = chunk.dwSize - sizeof(FOURCC);
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ListCount[1] = 0;
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switch (chunk.fccID) {
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case FOURCC_INS: {
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LPDMUS_PRIVATE_INSTRUMENTENTRY new_instrument = HeapAlloc(GetProcessHeap(), HEAP_ZERO_MEMORY, sizeof(DMUS_PRIVATE_INSTRUMENTENTRY));
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TRACE_(dmfile)(": instrument list\n");
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/* Only way to create this one... even M$ does it discretely */
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DMUSIC_CreateDirectMusicInstrumentImpl(&IID_IDirectMusicInstrument, (void**)&new_instrument->pInstrument, NULL);
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{
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IDirectMusicInstrumentImpl *instrument = impl_from_IDirectMusicInstrument(new_instrument->pInstrument);
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/* Store offset and length, they will be needed when loading the instrument */
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liMove.QuadPart = 0;
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IStream_Seek(stream, liMove, STREAM_SEEK_CUR, &dlibInstrumentPosition);
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instrument->liInstrumentPosition.QuadPart = dlibInstrumentPosition.QuadPart;
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instrument->length = ListSize[1];
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do {
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IStream_Read(stream, &chunk, sizeof(FOURCC) + sizeof(DWORD), NULL);
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ListCount[1] += sizeof(FOURCC) + sizeof(DWORD) + chunk.dwSize;
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TRACE_(dmfile)(": %s chunk (size = %#04lx)", debugstr_fourcc(chunk.fccID), chunk.dwSize);
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switch (chunk.fccID) {
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case FOURCC_INSH: {
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TRACE_(dmfile)(": instrument header chunk\n");
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IStream_Read(stream, &instrument->header, chunk.dwSize, NULL);
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break;
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}
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case FOURCC_DLID: {
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TRACE_(dmfile)(": DLID (GUID) chunk\n");
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IStream_Read(stream, &instrument->id, chunk.dwSize, NULL);
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break;
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}
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case FOURCC_LIST: {
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IStream_Read(stream, &chunk.fccID, sizeof(FOURCC), NULL);
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TRACE_(dmfile)(": LIST chunk of type %s", debugstr_fourcc(chunk.fccID));
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switch (chunk.fccID) {
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default: {
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TRACE_(dmfile)(": unknown (skipping)\n");
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liMove.QuadPart = chunk.dwSize - sizeof(FOURCC);
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IStream_Seek(stream, liMove, STREAM_SEEK_CUR, NULL);
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break;
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}
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}
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break;
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}
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default: {
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TRACE_(dmfile)(": unknown chunk (irrelevant & skipping)\n");
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liMove.QuadPart = chunk.dwSize;
|
|
IStream_Seek(stream, liMove, STREAM_SEEK_CUR, NULL);
|
|
break;
|
|
}
|
|
}
|
|
TRACE_(dmfile)(": ListCount[1] = %ld < ListSize[1] = %ld\n", ListCount[1], ListSize[1]);
|
|
} while (ListCount[1] < ListSize[1]);
|
|
/* DEBUG: dumps whole instrument object tree: */
|
|
if (TRACE_ON(dmusic)) {
|
|
TRACE("*** IDirectMusicInstrument (%p) ***\n", instrument);
|
|
if (!IsEqualGUID(&instrument->id, &GUID_NULL))
|
|
TRACE(" - GUID = %s\n", debugstr_dmguid(&instrument->id));
|
|
TRACE(" - Instrument header:\n");
|
|
TRACE(" - cRegions: %ld\n", instrument->header.cRegions);
|
|
TRACE(" - Locale:\n");
|
|
TRACE(" - ulBank: %ld\n", instrument->header.Locale.ulBank);
|
|
TRACE(" - ulInstrument: %ld\n", instrument->header.Locale.ulInstrument);
|
|
TRACE(" => dwPatch: %ld\n", MIDILOCALE2Patch(&instrument->header.Locale));
|
|
}
|
|
list_add_tail(&This->Instruments, &new_instrument->entry);
|
|
}
|
|
break;
|
|
}
|
|
}
|
|
break;
|
|
}
|
|
default: {
|
|
TRACE_(dmfile)(": unknown chunk (irrelevant & skipping)\n");
|
|
liMove.QuadPart = chunk.dwSize;
|
|
IStream_Seek(stream, liMove, STREAM_SEEK_CUR, NULL);
|
|
break;
|
|
}
|
|
}
|
|
TRACE_(dmfile)(": ListCount[0] = %ld < ListSize[0] = %ld\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(stream, liMove, STREAM_SEEK_CUR, NULL);
|
|
break;
|
|
}
|
|
}
|
|
break;
|
|
}
|
|
default: {
|
|
TRACE_(dmfile)(": unknown chunk (irrelevant & skipping)\n");
|
|
liMove.QuadPart = chunk.dwSize;
|
|
IStream_Seek(stream, liMove, STREAM_SEEK_CUR, NULL);
|
|
break;
|
|
}
|
|
}
|
|
TRACE_(dmfile)(": StreamCount = %ld < StreamSize = %ld\n", StreamCount, StreamSize);
|
|
} while (StreamCount < StreamSize);
|
|
|
|
TRACE_(dmfile)(": reading finished\n");
|
|
|
|
|
|
/* DEBUG: dumps whole collection object tree: */
|
|
if (TRACE_ON(dmusic)) {
|
|
int r = 0;
|
|
DMUS_PRIVATE_INSTRUMENTENTRY *tmpEntry;
|
|
struct list *listEntry;
|
|
|
|
TRACE("*** IDirectMusicCollection (%p) ***\n", &This->IDirectMusicCollection_iface);
|
|
dump_DMUS_OBJECTDESC(&This->dmobj.desc);
|
|
|
|
TRACE(" - Collection header:\n");
|
|
TRACE(" - cInstruments: %ld\n", This->pHeader->cInstruments);
|
|
TRACE(" - Instruments:\n");
|
|
|
|
LIST_FOR_EACH(listEntry, &This->Instruments) {
|
|
tmpEntry = LIST_ENTRY( listEntry, DMUS_PRIVATE_INSTRUMENTENTRY, entry );
|
|
TRACE(" - Instrument[%i]: %p\n", r, tmpEntry->pInstrument);
|
|
r++;
|
|
}
|
|
}
|
|
|
|
return S_OK;
|
|
}
|
|
|
|
static const IPersistStreamVtbl persiststream_vtbl = {
|
|
dmobj_IPersistStream_QueryInterface,
|
|
dmobj_IPersistStream_AddRef,
|
|
dmobj_IPersistStream_Release,
|
|
unimpl_IPersistStream_GetClassID,
|
|
unimpl_IPersistStream_IsDirty,
|
|
IPersistStreamImpl_Load,
|
|
unimpl_IPersistStream_Save,
|
|
unimpl_IPersistStream_GetSizeMax
|
|
};
|
|
|
|
|
|
HRESULT WINAPI DMUSIC_CreateDirectMusicCollectionImpl(LPCGUID lpcGUID, LPVOID* ppobj, LPUNKNOWN pUnkOuter)
|
|
{
|
|
IDirectMusicCollectionImpl* obj;
|
|
HRESULT hr;
|
|
|
|
*ppobj = NULL;
|
|
if (pUnkOuter)
|
|
return CLASS_E_NOAGGREGATION;
|
|
|
|
obj = HeapAlloc(GetProcessHeap(), HEAP_ZERO_MEMORY, sizeof(IDirectMusicCollectionImpl));
|
|
if (!obj)
|
|
return E_OUTOFMEMORY;
|
|
|
|
obj->IDirectMusicCollection_iface.lpVtbl = &DirectMusicCollection_Collection_Vtbl;
|
|
obj->ref = 1;
|
|
dmobject_init(&obj->dmobj, &CLSID_DirectMusicCollection,
|
|
(IUnknown*)&obj->IDirectMusicCollection_iface);
|
|
obj->dmobj.IDirectMusicObject_iface.lpVtbl = &dmobject_vtbl;
|
|
obj->dmobj.IPersistStream_iface.lpVtbl = &persiststream_vtbl;
|
|
|
|
list_init (&obj->Instruments);
|
|
|
|
DMUSIC_LockModule();
|
|
hr = IDirectMusicCollection_QueryInterface(&obj->IDirectMusicCollection_iface, lpcGUID, ppobj);
|
|
IDirectMusicCollection_Release(&obj->IDirectMusicCollection_iface);
|
|
|
|
return hr;
|
|
}
|