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dfbf36d3e8
subtracks) - Better stubs for IDirectMusicTempoTrack::InitPlay and IDirectMusicTempoTrack::EndPlay (InitPlay should return a valid memory pointer so allocate it). Should be extended for all IDirectMusicTrack objects.
415 lines
17 KiB
C
415 lines
17 KiB
C
/* IDirectMusicTempoTrack Implementation
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*
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* Copyright (C) 2003-2004 Rok Mandeljc
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* Copyright (C) 2004 Raphael Junqueira
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; either version 2 of the License, or
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* (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
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* GNU Library General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software
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* Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
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*/
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#include "dmime_private.h"
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WINE_DEFAULT_DEBUG_CHANNEL(dmime);
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WINE_DECLARE_DEBUG_CHANNEL(dmfile);
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/*****************************************************************************
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* IDirectMusicTempoTrack implementation
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*/
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/* IDirectMusicTempoTrack IUnknown part: */
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HRESULT WINAPI IDirectMusicTempoTrack_IUnknown_QueryInterface (LPUNKNOWN iface, REFIID riid, LPVOID *ppobj) {
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ICOM_THIS_MULTI(IDirectMusicTempoTrack, UnknownVtbl, iface);
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TRACE("(%p, %s, %p)\n", This, debugstr_dmguid(riid), ppobj);
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if (IsEqualIID (riid, &IID_IUnknown)) {
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*ppobj = (LPUNKNOWN)&This->UnknownVtbl;
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IDirectMusicTempoTrack_IUnknown_AddRef ((LPUNKNOWN)&This->UnknownVtbl);
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return S_OK;
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} else if (IsEqualIID (riid, &IID_IDirectMusicTrack)
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|| IsEqualIID (riid, &IID_IDirectMusicTrack8)) {
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*ppobj = (LPDIRECTMUSICTRACK8)&This->TrackVtbl;
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IDirectMusicTempoTrack_IDirectMusicTrack_AddRef ((LPDIRECTMUSICTRACK8)&This->TrackVtbl);
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return S_OK;
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} else if (IsEqualIID (riid, &IID_IPersistStream)) {
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*ppobj = (LPPERSISTSTREAM)&This->PersistStreamVtbl;
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IDirectMusicTempoTrack_IPersistStream_AddRef ((LPPERSISTSTREAM)&This->PersistStreamVtbl);
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return S_OK;
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}
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WARN("(%p, %s, %p): not found\n", This, debugstr_dmguid(riid), ppobj);
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return E_NOINTERFACE;
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}
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ULONG WINAPI IDirectMusicTempoTrack_IUnknown_AddRef (LPUNKNOWN iface) {
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ICOM_THIS_MULTI(IDirectMusicTempoTrack, UnknownVtbl, iface);
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TRACE("(%p): AddRef from %ld\n", This, This->ref);
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return ++(This->ref);
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}
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ULONG WINAPI IDirectMusicTempoTrack_IUnknown_Release (LPUNKNOWN iface) {
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ICOM_THIS_MULTI(IDirectMusicTempoTrack, UnknownVtbl, iface);
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ULONG ref = --This->ref;
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TRACE("(%p): ReleaseRef to %ld\n", This, This->ref);
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if (ref == 0) {
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HeapFree(GetProcessHeap(), 0, This);
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}
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return ref;
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}
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ICOM_VTABLE(IUnknown) DirectMusicTempoTrack_Unknown_Vtbl = {
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ICOM_MSVTABLE_COMPAT_DummyRTTIVALUE
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IDirectMusicTempoTrack_IUnknown_QueryInterface,
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IDirectMusicTempoTrack_IUnknown_AddRef,
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IDirectMusicTempoTrack_IUnknown_Release
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};
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/* IDirectMusicTempoTrack IDirectMusicTrack8 part: */
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HRESULT WINAPI IDirectMusicTempoTrack_IDirectMusicTrack_QueryInterface (LPDIRECTMUSICTRACK8 iface, REFIID riid, LPVOID *ppobj) {
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ICOM_THIS_MULTI(IDirectMusicTempoTrack, TrackVtbl, iface);
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return IDirectMusicTempoTrack_IUnknown_QueryInterface ((LPUNKNOWN)&This->UnknownVtbl, riid, ppobj);
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}
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ULONG WINAPI IDirectMusicTempoTrack_IDirectMusicTrack_AddRef (LPDIRECTMUSICTRACK8 iface) {
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ICOM_THIS_MULTI(IDirectMusicTempoTrack, TrackVtbl, iface);
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return IDirectMusicTempoTrack_IUnknown_AddRef ((LPUNKNOWN)&This->UnknownVtbl);
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}
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ULONG WINAPI IDirectMusicTempoTrack_IDirectMusicTrack_Release (LPDIRECTMUSICTRACK8 iface) {
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ICOM_THIS_MULTI(IDirectMusicTempoTrack, TrackVtbl, iface);
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return IDirectMusicTempoTrack_IUnknown_Release ((LPUNKNOWN)&This->UnknownVtbl);
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}
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HRESULT WINAPI IDirectMusicTempoTrack_IDirectMusicTrack_Init (LPDIRECTMUSICTRACK8 iface, IDirectMusicSegment* pSegment)
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{
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ICOM_THIS_MULTI(IDirectMusicTempoTrack, TrackVtbl, iface);
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TRACE("(%p, %p): nothing to do here\n", This, pSegment);
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return S_OK;
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}
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HRESULT WINAPI IDirectMusicTempoTrack_IDirectMusicTrack_InitPlay (LPDIRECTMUSICTRACK8 iface, IDirectMusicSegmentState* pSegmentState, IDirectMusicPerformance* pPerformance, void** ppStateData, DWORD dwVirtualTrack8ID, DWORD dwFlags)
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{
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ICOM_THIS_MULTI(IDirectMusicTempoTrack, TrackVtbl, iface);
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LPDMUS_PRIVATE_TEMPO_PLAY_STATE pState = NULL;
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FIXME("(%p, %p, %p, %p, %ld, %ld): semi-stub\n", This, pSegmentState, pPerformance, ppStateData, dwVirtualTrack8ID, dwFlags);
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pState = HeapAlloc(GetProcessHeap(), HEAP_ZERO_MEMORY, sizeof(DMUS_PRIVATE_TEMPO_PLAY_STATE));
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if (NULL == pState) {
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ERR(": no more memory\n");
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return E_OUTOFMEMORY;
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}
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/** TODO real fill usefull datas */
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pState->dummy = 0;
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*ppStateData = pState;
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return S_OK;
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}
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HRESULT WINAPI IDirectMusicTempoTrack_IDirectMusicTrack_EndPlay (LPDIRECTMUSICTRACK8 iface, void* pStateData)
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{
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ICOM_THIS_MULTI(IDirectMusicTempoTrack, TrackVtbl, iface);
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LPDMUS_PRIVATE_TEMPO_PLAY_STATE pState = pStateData;
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FIXME("(%p, %p): semi-stub\n", This, pStateData);
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if (NULL == pStateData) {
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return E_POINTER;
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}
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/** TODO real clean up */
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HeapFree(GetProcessHeap(), 0, pState);
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return S_OK;
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}
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HRESULT WINAPI IDirectMusicTempoTrack_IDirectMusicTrack_Play (LPDIRECTMUSICTRACK8 iface, void* pStateData, MUSIC_TIME mtStart, MUSIC_TIME mtEnd, MUSIC_TIME mtOffset, DWORD dwFlags, IDirectMusicPerformance* pPerf, IDirectMusicSegmentState* pSegSt, DWORD dwVirtualID)
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{
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ICOM_THIS_MULTI(IDirectMusicTempoTrack, TrackVtbl, iface);
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FIXME("(%p, %p, %ld, %ld, %ld, %ld, %p, %p, %ld): stub\n", This, pStateData, mtStart, mtEnd, mtOffset, dwFlags, pPerf, pSegSt, dwVirtualID);
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/** should use IDirectMusicPerformance_SendPMsg here */
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return S_OK;
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}
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HRESULT WINAPI IDirectMusicTempoTrack_IDirectMusicTrack_GetParam (LPDIRECTMUSICTRACK8 iface, REFGUID rguidType, MUSIC_TIME mtTime, MUSIC_TIME* pmtNext, void* pParam) {
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ICOM_THIS_MULTI(IDirectMusicTempoTrack, TrackVtbl, iface);
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HRESULT hr = S_OK;
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struct list* pEntry = NULL;
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LPDMUS_PRIVATE_TEMPO_ITEM pIt = NULL;
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DMUS_TEMPO_PARAM* prm = pParam;
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FIXME("(%p, %s, %ld, %p, %p): almost stub\n", This, debugstr_dmguid(rguidType), mtTime, pmtNext, pParam);
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if (NULL == pParam) {
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return E_POINTER;
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}
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hr = IDirectMusicTempoTrack_IDirectMusicTrack_IsParamSupported (iface, rguidType);
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if (FAILED(hr)) {
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return hr;
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}
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if (FALSE == This->enabled) {
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return DMUS_E_TYPE_DISABLED;
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}
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if (NULL != pmtNext) *pmtNext = 0;
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prm->mtTime = 0;
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prm->dblTempo = 0.123456;
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LIST_FOR_EACH (pEntry, &This->Items) {
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pIt = LIST_ENTRY(pEntry, DMUS_PRIVATE_TEMPO_ITEM, entry);
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/*TRACE(" - %p -> 0x%lx,%p\n", pIt, pIt->item.lTime, pIt->item.dblTempo);*/
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if (pIt->item.lTime <= mtTime) {
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MUSIC_TIME ofs = pIt->item.lTime - mtTime;
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if (ofs > prm->mtTime) {
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prm->mtTime = ofs;
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prm->dblTempo = pIt->item.dblTempo;
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}
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if (NULL != pmtNext && pIt->item.lTime > mtTime) {
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if (pIt->item.lTime < *pmtNext) {
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*pmtNext = pIt->item.lTime;
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}
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}
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}
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}
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if (0.123456 == prm->dblTempo) {
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return DMUS_E_NOT_FOUND;
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}
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return S_OK;
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}
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HRESULT WINAPI IDirectMusicTempoTrack_IDirectMusicTrack_SetParam (LPDIRECTMUSICTRACK8 iface, REFGUID rguidType, MUSIC_TIME mtTime, void* pParam) {
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ICOM_THIS_MULTI(IDirectMusicTempoTrack, TrackVtbl, iface);
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FIXME("(%p, %s, %ld, %p): stub\n", This, debugstr_dmguid(rguidType), mtTime, pParam);
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return S_OK;
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}
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HRESULT WINAPI IDirectMusicTempoTrack_IDirectMusicTrack_IsParamSupported (LPDIRECTMUSICTRACK8 iface, REFGUID rguidType) {
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ICOM_THIS_MULTI(IDirectMusicTempoTrack, TrackVtbl, iface);
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TRACE("(%p, %s): ", This, debugstr_dmguid(rguidType));
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if (IsEqualGUID (rguidType, &GUID_DisableTempo)
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|| IsEqualGUID (rguidType, &GUID_EnableTempo)
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|| IsEqualGUID (rguidType, &GUID_TempoParam)) {
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TRACE("param supported\n");
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return S_OK;
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}
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if (FALSE == This->enabled) {
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return DMUS_E_TYPE_DISABLED;
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}
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TRACE("param unsupported\n");
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return DMUS_E_TYPE_UNSUPPORTED;
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}
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HRESULT WINAPI IDirectMusicTempoTrack_IDirectMusicTrack_AddNotificationType (LPDIRECTMUSICTRACK8 iface, REFGUID rguidNotificationType) {
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ICOM_THIS_MULTI(IDirectMusicTempoTrack, TrackVtbl, iface);
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FIXME("(%p, %s): stub\n", This, debugstr_dmguid(rguidNotificationType));
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return S_OK;
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}
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HRESULT WINAPI IDirectMusicTempoTrack_IDirectMusicTrack_RemoveNotificationType (LPDIRECTMUSICTRACK8 iface, REFGUID rguidNotificationType) {
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ICOM_THIS_MULTI(IDirectMusicTempoTrack, TrackVtbl, iface);
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FIXME("(%p, %s): stub\n", This, debugstr_dmguid(rguidNotificationType));
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return S_OK;
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}
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HRESULT WINAPI IDirectMusicTempoTrack_IDirectMusicTrack_Clone (LPDIRECTMUSICTRACK8 iface, MUSIC_TIME mtStart, MUSIC_TIME mtEnd, IDirectMusicTrack** ppTrack) {
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ICOM_THIS_MULTI(IDirectMusicTempoTrack, TrackVtbl, iface);
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FIXME("(%p, %ld, %ld, %p): stub\n", This, mtStart, mtEnd, ppTrack);
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return S_OK;
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}
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HRESULT WINAPI IDirectMusicTempoTrack_IDirectMusicTrack_PlayEx (LPDIRECTMUSICTRACK8 iface, void* pStateData, REFERENCE_TIME rtStart, REFERENCE_TIME rtEnd, REFERENCE_TIME rtOffset, DWORD dwFlags, IDirectMusicPerformance* pPerf, IDirectMusicSegmentState* pSegSt, DWORD dwVirtualID) {
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ICOM_THIS_MULTI(IDirectMusicTempoTrack, TrackVtbl, iface);
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FIXME("(%p, %p, %lli, %lli, %lli, %ld, %p, %p, %ld): stub\n", This, pStateData, rtStart, rtEnd, rtOffset, dwFlags, pPerf, pSegSt, dwVirtualID);
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return S_OK;
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}
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HRESULT WINAPI IDirectMusicTempoTrack_IDirectMusicTrack_GetParamEx (LPDIRECTMUSICTRACK8 iface, REFGUID rguidType, REFERENCE_TIME rtTime, REFERENCE_TIME* prtNext, void* pParam, void* pStateData, DWORD dwFlags) {
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ICOM_THIS_MULTI(IDirectMusicTempoTrack, TrackVtbl, iface);
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FIXME("(%p, %s, %lli, %p, %p, %p, %ld): stub\n", This, debugstr_dmguid(rguidType), rtTime, prtNext, pParam, pStateData, dwFlags);
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return S_OK;
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}
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HRESULT WINAPI IDirectMusicTempoTrack_IDirectMusicTrack_SetParamEx (LPDIRECTMUSICTRACK8 iface, REFGUID rguidType, REFERENCE_TIME rtTime, void* pParam, void* pStateData, DWORD dwFlags) {
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ICOM_THIS_MULTI(IDirectMusicTempoTrack, TrackVtbl, iface);
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FIXME("(%p, %s, %lli, %p, %p, %ld): stub\n", This, debugstr_dmguid(rguidType), rtTime, pParam, pStateData, dwFlags);
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return S_OK;
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}
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HRESULT WINAPI IDirectMusicTempoTrack_IDirectMusicTrack_Compose (LPDIRECTMUSICTRACK8 iface, IUnknown* pContext, DWORD dwTrackGroup, IDirectMusicTrack** ppResultTrack) {
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ICOM_THIS_MULTI(IDirectMusicTempoTrack, TrackVtbl, iface);
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FIXME("(%p, %p, %ld, %p): stub\n", This, pContext, dwTrackGroup, ppResultTrack);
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return S_OK;
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}
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HRESULT WINAPI IDirectMusicTempoTrack_IDirectMusicTrack_Join (LPDIRECTMUSICTRACK8 iface, IDirectMusicTrack* pNewTrack, MUSIC_TIME mtJoin, IUnknown* pContext, DWORD dwTrackGroup, IDirectMusicTrack** ppResultTrack) {
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ICOM_THIS_MULTI(IDirectMusicTempoTrack, TrackVtbl, iface);
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FIXME("(%p, %p, %ld, %p, %ld, %p): stub\n", This, pNewTrack, mtJoin, pContext, dwTrackGroup, ppResultTrack);
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return S_OK;
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}
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ICOM_VTABLE(IDirectMusicTrack8) DirectMusicTempoTrack_Track_Vtbl = {
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ICOM_MSVTABLE_COMPAT_DummyRTTIVALUE
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IDirectMusicTempoTrack_IDirectMusicTrack_QueryInterface,
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IDirectMusicTempoTrack_IDirectMusicTrack_AddRef,
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IDirectMusicTempoTrack_IDirectMusicTrack_Release,
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IDirectMusicTempoTrack_IDirectMusicTrack_Init,
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IDirectMusicTempoTrack_IDirectMusicTrack_InitPlay,
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IDirectMusicTempoTrack_IDirectMusicTrack_EndPlay,
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IDirectMusicTempoTrack_IDirectMusicTrack_Play,
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IDirectMusicTempoTrack_IDirectMusicTrack_GetParam,
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IDirectMusicTempoTrack_IDirectMusicTrack_SetParam,
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IDirectMusicTempoTrack_IDirectMusicTrack_IsParamSupported,
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IDirectMusicTempoTrack_IDirectMusicTrack_AddNotificationType,
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IDirectMusicTempoTrack_IDirectMusicTrack_RemoveNotificationType,
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IDirectMusicTempoTrack_IDirectMusicTrack_Clone,
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IDirectMusicTempoTrack_IDirectMusicTrack_PlayEx,
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IDirectMusicTempoTrack_IDirectMusicTrack_GetParamEx,
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IDirectMusicTempoTrack_IDirectMusicTrack_SetParamEx,
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IDirectMusicTempoTrack_IDirectMusicTrack_Compose,
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IDirectMusicTempoTrack_IDirectMusicTrack_Join
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};
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/* IDirectMusicTempoTrack IPersistStream part: */
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HRESULT WINAPI IDirectMusicTempoTrack_IPersistStream_QueryInterface (LPPERSISTSTREAM iface, REFIID riid, LPVOID *ppobj) {
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ICOM_THIS_MULTI(IDirectMusicTempoTrack, PersistStreamVtbl, iface);
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return IDirectMusicTempoTrack_IUnknown_QueryInterface ((LPUNKNOWN)&This->UnknownVtbl, riid, ppobj);
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}
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ULONG WINAPI IDirectMusicTempoTrack_IPersistStream_AddRef (LPPERSISTSTREAM iface) {
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ICOM_THIS_MULTI(IDirectMusicTempoTrack, PersistStreamVtbl, iface);
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return IDirectMusicTempoTrack_IUnknown_AddRef ((LPUNKNOWN)&This->UnknownVtbl);
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}
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ULONG WINAPI IDirectMusicTempoTrack_IPersistStream_Release (LPPERSISTSTREAM iface) {
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ICOM_THIS_MULTI(IDirectMusicTempoTrack, PersistStreamVtbl, iface);
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return IDirectMusicTempoTrack_IUnknown_Release ((LPUNKNOWN)&This->UnknownVtbl);
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}
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HRESULT WINAPI IDirectMusicTempoTrack_IPersistStream_GetClassID (LPPERSISTSTREAM iface, CLSID* pClassID) {
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ICOM_THIS_MULTI(IDirectMusicSegment8Impl, PersistStreamVtbl, iface);
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TRACE("(%p, %p)\n", This, pClassID);
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memcpy(pClassID, &CLSID_DirectMusicTempoTrack, sizeof(CLSID));
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return S_OK;
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}
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HRESULT WINAPI IDirectMusicTempoTrack_IPersistStream_IsDirty (LPPERSISTSTREAM iface) {
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ICOM_THIS_MULTI(IDirectMusicTempoTrack, PersistStreamVtbl, iface);
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FIXME("(%p): stub, always S_FALSE\n", This);
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return S_FALSE;
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}
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HRESULT WINAPI IDirectMusicTempoTrack_IPersistStream_Load (LPPERSISTSTREAM iface, IStream* pStm) {
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ICOM_THIS_MULTI(IDirectMusicTempoTrack, PersistStreamVtbl, iface);
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DMUS_PRIVATE_CHUNK Chunk;
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DWORD StreamSize, StreamCount;
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LARGE_INTEGER liMove;
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DMUS_IO_TEMPO_ITEM item;
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LPDMUS_PRIVATE_TEMPO_ITEM pNewItem = NULL;
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DWORD nItem = 0;
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FIXME("(%p, %p): Loading not fully implemented yet\n", This, pStm);
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#if 1
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IStream_Read (pStm, &Chunk, sizeof(FOURCC)+sizeof(DWORD), NULL);
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TRACE_(dmfile)(": %s chunk (size = %ld)", debugstr_fourcc (Chunk.fccID), Chunk.dwSize);
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switch (Chunk.fccID) {
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case DMUS_FOURCC_TEMPO_TRACK: {
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TRACE_(dmfile)(": Tempo track\n");
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#if 1
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IStream_Read (pStm, &StreamSize, sizeof(DWORD), NULL);
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StreamSize -= sizeof(DWORD);
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StreamCount = 0;
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TRACE_(dmfile)(" - sizeof(DMUS_IO_TEMPO_ITEM): %lu (chunkSize = %lu)\n", StreamSize, Chunk.dwSize - sizeof(DWORD));
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do {
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IStream_Read (pStm, &item, sizeof(item), NULL);
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++nItem;
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TRACE_(dmfile)("DMUS_IO_TEMPO_ITEM #%ld\n", nItem);
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TRACE_(dmfile)(" - lTime = %lu\n", item.lTime);
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TRACE_(dmfile)(" - dblTempo = %g\n", item.dblTempo);
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pNewItem = HeapAlloc (GetProcessHeap (), HEAP_ZERO_MEMORY, sizeof(DMUS_PRIVATE_TEMPO_ITEM));
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if (NULL == pNewItem) {
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ERR(": no more memory\n");
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return E_OUTOFMEMORY;
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}
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memcpy(&pNewItem->item, &item, sizeof(DMUS_IO_TEMPO_ITEM));
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list_add_tail (&This->Items, &pNewItem->entry);
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pNewItem = NULL;
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StreamCount += sizeof(item);
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TRACE_(dmfile)(": StreamCount[0] = %ld < StreamSize[0] = %ld\n", StreamCount, StreamSize);
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} while (StreamCount < StreamSize);
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#else
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liMove.QuadPart = Chunk.dwSize;
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IStream_Seek (pStm, liMove, STREAM_SEEK_CUR, NULL);
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#endif
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break;
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}
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default: {
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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 (pStm, liMove, STREAM_SEEK_CUR, NULL);
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return E_FAIL;
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}
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}
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#endif
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return S_OK;
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}
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HRESULT WINAPI IDirectMusicTempoTrack_IPersistStream_Save (LPPERSISTSTREAM iface, IStream* pStm, BOOL fClearDirty) {
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ICOM_THIS_MULTI(IDirectMusicTempoTrack, PersistStreamVtbl, iface);
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FIXME("(%p): Saving not implemented yet\n", This);
|
|
return E_NOTIMPL;
|
|
}
|
|
|
|
HRESULT WINAPI IDirectMusicTempoTrack_IPersistStream_GetSizeMax (LPPERSISTSTREAM iface, ULARGE_INTEGER* pcbSize) {
|
|
ICOM_THIS_MULTI(IDirectMusicTempoTrack, PersistStreamVtbl, iface);
|
|
FIXME("(%p, %p): stub\n", This, pcbSize);
|
|
return E_NOTIMPL;
|
|
}
|
|
|
|
ICOM_VTABLE(IPersistStream) DirectMusicTempoTrack_PersistStream_Vtbl = {
|
|
ICOM_MSVTABLE_COMPAT_DummyRTTIVALUE
|
|
IDirectMusicTempoTrack_IPersistStream_QueryInterface,
|
|
IDirectMusicTempoTrack_IPersistStream_AddRef,
|
|
IDirectMusicTempoTrack_IPersistStream_Release,
|
|
IDirectMusicTempoTrack_IPersistStream_GetClassID,
|
|
IDirectMusicTempoTrack_IPersistStream_IsDirty,
|
|
IDirectMusicTempoTrack_IPersistStream_Load,
|
|
IDirectMusicTempoTrack_IPersistStream_Save,
|
|
IDirectMusicTempoTrack_IPersistStream_GetSizeMax
|
|
};
|
|
|
|
/* for ClassFactory */
|
|
HRESULT WINAPI DMUSIC_CreateDirectMusicTempoTrack (LPCGUID lpcGUID, LPVOID *ppobj, LPUNKNOWN pUnkOuter) {
|
|
IDirectMusicTempoTrack* track;
|
|
|
|
track = HeapAlloc (GetProcessHeap(), HEAP_ZERO_MEMORY, sizeof(IDirectMusicTempoTrack));
|
|
if (NULL == track) {
|
|
*ppobj = (LPVOID) NULL;
|
|
return E_OUTOFMEMORY;
|
|
}
|
|
track->UnknownVtbl = &DirectMusicTempoTrack_Unknown_Vtbl;
|
|
track->TrackVtbl = &DirectMusicTempoTrack_Track_Vtbl;
|
|
track->PersistStreamVtbl = &DirectMusicTempoTrack_PersistStream_Vtbl;
|
|
track->pDesc = HeapAlloc(GetProcessHeap(), HEAP_ZERO_MEMORY, sizeof(DMUS_OBJECTDESC));
|
|
DM_STRUCT_INIT(track->pDesc);
|
|
track->pDesc->dwValidData |= DMUS_OBJ_CLASS;
|
|
memcpy (&track->pDesc->guidClass, &CLSID_DirectMusicTempoTrack, sizeof (CLSID));
|
|
track->ref = 0; /* will be inited by QueryInterface */
|
|
track->enabled = TRUE;
|
|
list_init (&track->Items);
|
|
|
|
return IDirectMusicTempoTrack_IUnknown_QueryInterface ((LPUNKNOWN)&track->UnknownVtbl, lpcGUID, ppobj);
|
|
}
|