533 lines
18 KiB
C
533 lines
18 KiB
C
/*
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* IDirectMusicPort 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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WINE_DEFAULT_DEBUG_CHANNEL(dmusic);
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static inline IDirectMusicPortImpl *impl_from_IDirectMusicPort(IDirectMusicPort *iface)
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{
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return CONTAINING_RECORD(iface, IDirectMusicPortImpl, IDirectMusicPort_iface);
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}
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static inline IDirectMusicPortImpl *impl_from_IDirectMusicPortDownload(IDirectMusicPortDownload *iface)
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{
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return CONTAINING_RECORD(iface, IDirectMusicPortImpl, IDirectMusicPortDownload_iface);
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}
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static inline IDirectMusicPortImpl *impl_from_IDirectMusicThru(IDirectMusicThru *iface)
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{
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return CONTAINING_RECORD(iface, IDirectMusicPortImpl, IDirectMusicThru_iface);
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}
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/* IDirectMusicPortImpl IUnknown part: */
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static HRESULT WINAPI IDirectMusicPortImpl_QueryInterface(LPDIRECTMUSICPORT iface, REFIID riid, LPVOID *ppobj)
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{
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IDirectMusicPortImpl *This = impl_from_IDirectMusicPort(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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IsEqualGUID(riid, &IID_IDirectMusicPort) ||
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IsEqualGUID(riid, &IID_IDirectMusicPort8)) {
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*ppobj = &This->IDirectMusicPort_iface;
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IDirectMusicPort_AddRef((LPDIRECTMUSICPORT)*ppobj);
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return S_OK;
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} else if (IsEqualGUID(riid, &IID_IDirectMusicPortDownload) ||
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IsEqualGUID(riid, &IID_IDirectMusicPortDownload8)) {
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*ppobj = &This->IDirectMusicPortDownload_iface;
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IDirectMusicPortDownload_AddRef((LPDIRECTMUSICPORTDOWNLOAD)*ppobj);
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return S_OK;
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} else if (IsEqualGUID(riid, &IID_IDirectMusicThru) ||
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IsEqualGUID(riid, &IID_IDirectMusicThru8)) {
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*ppobj = &This->IDirectMusicThru_iface;
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IDirectMusicThru_AddRef((LPDIRECTMUSICTHRU)*ppobj);
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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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static ULONG WINAPI IDirectMusicPortImpl_AddRef(LPDIRECTMUSICPORT iface)
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{
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IDirectMusicPortImpl *This = impl_from_IDirectMusicPort(iface);
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ULONG ref = InterlockedIncrement(&This->ref);
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TRACE("(%p)->(): new ref = %u\n", This, ref);
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DMUSIC_LockModule();
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return ref;
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}
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static ULONG WINAPI IDirectMusicPortImpl_Release(LPDIRECTMUSICPORT iface)
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{
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IDirectMusicPortImpl *This = impl_from_IDirectMusicPort(iface);
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ULONG ref = InterlockedDecrement(&This->ref);
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TRACE("(%p)->(): new ref = %u\n", This, 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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return ref;
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}
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/* IDirectMusicPortImpl IDirectMusicPort part: */
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static HRESULT WINAPI IDirectMusicPortImpl_PlayBuffer(LPDIRECTMUSICPORT iface, LPDIRECTMUSICBUFFER buffer)
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{
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IDirectMusicPortImpl *This = impl_from_IDirectMusicPort(iface);
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FIXME("(%p/%p)->(%p): stub\n", iface, This, buffer);
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return S_OK;
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}
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static HRESULT WINAPI IDirectMusicPortImpl_SetReadNotificationHandle(LPDIRECTMUSICPORT iface, HANDLE event)
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{
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IDirectMusicPortImpl *This = impl_from_IDirectMusicPort(iface);
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FIXME("(%p/%p)->(%p): stub\n", iface, This, event);
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return S_OK;
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}
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static HRESULT WINAPI IDirectMusicPortImpl_Read(LPDIRECTMUSICPORT iface, LPDIRECTMUSICBUFFER buffer)
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{
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IDirectMusicPortImpl *This = impl_from_IDirectMusicPort(iface);
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FIXME("(%p/%p)->(%p): stub\n", iface, This, buffer);
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return S_OK;
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}
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static HRESULT WINAPI IDirectMusicPortImpl_DownloadInstrument(LPDIRECTMUSICPORT iface, IDirectMusicInstrument* pInstrument, IDirectMusicDownloadedInstrument** ppDownloadedInstrument, DMUS_NOTERANGE* pNoteRanges, DWORD dwNumNoteRanges)
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{
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IDirectMusicPortImpl *This = impl_from_IDirectMusicPort(iface);
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FIXME("(%p, %p, %p, %p, %d): stub\n", This, pInstrument, ppDownloadedInstrument, pNoteRanges, dwNumNoteRanges);
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if (!pInstrument || !ppDownloadedInstrument || (dwNumNoteRanges && !pNoteRanges))
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return E_POINTER;
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return DMUSIC_CreateDirectMusicDownloadedInstrumentImpl(&IID_IDirectMusicDownloadedInstrument, (LPVOID*)ppDownloadedInstrument, NULL);
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}
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static HRESULT WINAPI IDirectMusicPortImpl_UnloadInstrument(LPDIRECTMUSICPORT iface, IDirectMusicDownloadedInstrument *downloaded_instrument)
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{
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IDirectMusicPortImpl *This = impl_from_IDirectMusicPort(iface);
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FIXME("(%p/%p)->(%p): stub\n", iface, This, downloaded_instrument);
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return S_OK;
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}
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static HRESULT WINAPI IDirectMusicPortImpl_GetLatencyClock(LPDIRECTMUSICPORT iface, IReferenceClock** clock)
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{
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IDirectMusicPortImpl *This = impl_from_IDirectMusicPort(iface);
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TRACE("(%p/%p)->(%p)\n", iface, This, clock);
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*clock = This->pLatencyClock;
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IReferenceClock_AddRef(*clock);
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return S_OK;
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}
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static HRESULT WINAPI IDirectMusicPortImpl_GetRunningStats(LPDIRECTMUSICPORT iface, LPDMUS_SYNTHSTATS stats)
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{
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IDirectMusicPortImpl *This = impl_from_IDirectMusicPort(iface);
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FIXME("(%p/%p)->(%p): stub\n", iface, This, stats);
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return S_OK;
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}
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static HRESULT WINAPI IDirectMusicPortImpl_Compact(LPDIRECTMUSICPORT iface)
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{
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IDirectMusicPortImpl *This = impl_from_IDirectMusicPort(iface);
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FIXME("(%p/%p)->(): stub\n", iface, This);
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return S_OK;
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}
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static HRESULT WINAPI IDirectMusicPortImpl_GetCaps(LPDIRECTMUSICPORT iface, LPDMUS_PORTCAPS port_caps)
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{
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IDirectMusicPortImpl *This = impl_from_IDirectMusicPort(iface);
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TRACE("(%p/%p)->(%p)\n", iface, This, port_caps);
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*port_caps = This->caps;
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return S_OK;
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}
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static HRESULT WINAPI IDirectMusicPortImpl_DeviceIoControl(LPDIRECTMUSICPORT iface, DWORD io_control_code, LPVOID in_buffer, DWORD in_buffer_size,
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LPVOID out_buffer, DWORD out_buffer_size, LPDWORD bytes_returned, LPOVERLAPPED overlapped)
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{
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IDirectMusicPortImpl *This = impl_from_IDirectMusicPort(iface);
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FIXME("(%p/%p)->(%d, %p, %d, %p, %d, %p, %p): stub\n", iface, This, io_control_code, in_buffer, in_buffer_size, out_buffer, out_buffer_size, bytes_returned, overlapped);
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return S_OK;
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}
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static HRESULT WINAPI IDirectMusicPortImpl_SetNumChannelGroups(LPDIRECTMUSICPORT iface, DWORD channel_groups)
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{
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IDirectMusicPortImpl *This = impl_from_IDirectMusicPort(iface);
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FIXME("(%p/%p)->(%d): semi-stub\n", iface, This, channel_groups);
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This->nrofgroups = channel_groups;
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return S_OK;
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}
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static HRESULT WINAPI IDirectMusicPortImpl_GetNumChannelGroups(LPDIRECTMUSICPORT iface, LPDWORD channel_groups)
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{
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IDirectMusicPortImpl *This = impl_from_IDirectMusicPort(iface);
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TRACE("(%p/%p)->(%p)\n", iface, This, channel_groups);
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*channel_groups = This->nrofgroups;
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return S_OK;
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}
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static HRESULT WINAPI IDirectMusicPortImpl_Activate(LPDIRECTMUSICPORT iface, BOOL active)
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{
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IDirectMusicPortImpl *This = impl_from_IDirectMusicPort(iface);
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TRACE("(%p/%p)->(%d)\n", iface, This, active);
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This->fActive = active;
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return S_OK;
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}
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static HRESULT WINAPI IDirectMusicPortImpl_SetChannelPriority(LPDIRECTMUSICPORT iface, DWORD channel_group, DWORD channel, DWORD priority)
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{
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IDirectMusicPortImpl *This = impl_from_IDirectMusicPort(iface);
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FIXME("(%p/%p)->(%d, %d, %d): semi-stub\n", iface, This, channel_group, channel, priority);
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if (channel > 16)
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{
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WARN("isn't there supposed to be 16 channels (no. %d requested)?! (faking as it is ok)\n", channel);
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/*return E_INVALIDARG;*/
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}
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return S_OK;
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}
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static HRESULT WINAPI IDirectMusicPortImpl_GetChannelPriority(LPDIRECTMUSICPORT iface, DWORD channel_group, DWORD channel, LPDWORD priority)
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{
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IDirectMusicPortImpl *This = impl_from_IDirectMusicPort(iface);
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TRACE("(%p/%p)->(%u, %u, %p)\n", iface, This, channel_group, channel, priority);
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*priority = This->group[channel_group - 1].channel[channel].priority;
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return S_OK;
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}
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static HRESULT WINAPI IDirectMusicPortImpl_SetDirectSound(LPDIRECTMUSICPORT iface, LPDIRECTSOUND direct_sound, LPDIRECTSOUNDBUFFER direct_sound_buffer)
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{
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IDirectMusicPortImpl *This = impl_from_IDirectMusicPort(iface);
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FIXME("(%p/%p)->(%p, %p): stub\n", iface, This, direct_sound, direct_sound_buffer);
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return S_OK;
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}
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static HRESULT WINAPI IDirectMusicPortImpl_GetFormat(LPDIRECTMUSICPORT iface, LPWAVEFORMATEX pWaveFormatEx, LPDWORD pdwWaveFormatExSize, LPDWORD pdwBufferSize)
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{
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IDirectMusicPortImpl *This = impl_from_IDirectMusicPort(iface);
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WAVEFORMATEX format;
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FIXME("(%p, %p, %p, %p): stub\n", This, pWaveFormatEx, pdwWaveFormatExSize, pdwBufferSize);
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if (pWaveFormatEx == NULL)
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{
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if (pdwWaveFormatExSize)
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*pdwWaveFormatExSize = sizeof(format);
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else
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return E_POINTER;
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}
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else
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{
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if (pdwWaveFormatExSize == NULL)
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return E_POINTER;
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/* Just fill this in with something that will not crash Direct Sound for now. */
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/* It won't be used anyway until Performances are completed */
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format.wFormatTag = WAVE_FORMAT_PCM;
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format.nChannels = 2; /* This->params.dwAudioChannels; */
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format.nSamplesPerSec = 44100; /* This->params.dwSampleRate; */
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format.wBitsPerSample = 16; /* FIXME: check this */
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format.nBlockAlign = (format.wBitsPerSample * format.nChannels) / 8;
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format.nAvgBytesPerSec = format.nSamplesPerSec * format.nBlockAlign;
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format.cbSize = 0;
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if (*pdwWaveFormatExSize >= sizeof(format))
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{
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CopyMemory(pWaveFormatEx, &format, min(sizeof(format), *pdwWaveFormatExSize));
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*pdwWaveFormatExSize = sizeof(format); /* FIXME check if this is set */
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}
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else
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return E_POINTER; /* FIXME find right error */
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}
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if (pdwBufferSize)
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*pdwBufferSize = 44100 * 2 * 2;
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else
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return E_POINTER;
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return S_OK;
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}
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static const IDirectMusicPortVtbl DirectMusicPort_Vtbl = {
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IDirectMusicPortImpl_QueryInterface,
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IDirectMusicPortImpl_AddRef,
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IDirectMusicPortImpl_Release,
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IDirectMusicPortImpl_PlayBuffer,
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IDirectMusicPortImpl_SetReadNotificationHandle,
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IDirectMusicPortImpl_Read,
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IDirectMusicPortImpl_DownloadInstrument,
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IDirectMusicPortImpl_UnloadInstrument,
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IDirectMusicPortImpl_GetLatencyClock,
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IDirectMusicPortImpl_GetRunningStats,
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IDirectMusicPortImpl_Compact,
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IDirectMusicPortImpl_GetCaps,
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IDirectMusicPortImpl_DeviceIoControl,
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IDirectMusicPortImpl_SetNumChannelGroups,
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IDirectMusicPortImpl_GetNumChannelGroups,
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IDirectMusicPortImpl_Activate,
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IDirectMusicPortImpl_SetChannelPriority,
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IDirectMusicPortImpl_GetChannelPriority,
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IDirectMusicPortImpl_SetDirectSound,
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IDirectMusicPortImpl_GetFormat
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};
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/* IDirectMusicPortDownload IUnknown parts follow: */
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static HRESULT WINAPI IDirectMusicPortDownloadImpl_QueryInterface(LPDIRECTMUSICPORTDOWNLOAD iface, REFIID riid, LPVOID *ret_iface)
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{
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IDirectMusicPortImpl *This = impl_from_IDirectMusicPortDownload(iface);
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TRACE("(%p/%p)->(%s, %p)\n", iface, This, debugstr_dmguid(riid), ret_iface);
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return IDirectMusicPort_QueryInterface(&This->IDirectMusicPort_iface, riid, ret_iface);
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}
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static ULONG WINAPI IDirectMusicPortDownloadImpl_AddRef (LPDIRECTMUSICPORTDOWNLOAD iface)
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{
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IDirectMusicPortImpl *This = impl_from_IDirectMusicPortDownload(iface);
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TRACE("(%p/%p)->()\n", iface, This);
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return IDirectMusicPort_AddRef(&This->IDirectMusicPort_iface);
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}
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static ULONG WINAPI IDirectMusicPortDownloadImpl_Release(LPDIRECTMUSICPORTDOWNLOAD iface)
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{
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IDirectMusicPortImpl *This = impl_from_IDirectMusicPortDownload(iface);
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TRACE("(%p/%p)->()\n", iface, This);
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return IDirectMusicPort_Release(&This->IDirectMusicPort_iface);
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}
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/* IDirectMusicPortDownload Interface follow: */
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static HRESULT WINAPI IDirectMusicPortDownloadImpl_GetBuffer(LPDIRECTMUSICPORTDOWNLOAD iface, DWORD DLId, IDirectMusicDownload** IDMDownload)
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{
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IDirectMusicPortImpl *This = impl_from_IDirectMusicPortDownload(iface);
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FIXME("(%p/%p)->(%u, %p): stub\n", iface, This, DLId, IDMDownload);
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if (!IDMDownload)
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return E_POINTER;
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return DMUSIC_CreateDirectMusicDownloadImpl(&IID_IDirectMusicDownload, (LPVOID*)IDMDownload, NULL);
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}
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static HRESULT WINAPI IDirectMusicPortDownloadImpl_AllocateBuffer(LPDIRECTMUSICPORTDOWNLOAD iface, DWORD size, IDirectMusicDownload** IDMDownload)
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{
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IDirectMusicPortImpl *This = impl_from_IDirectMusicPortDownload(iface);
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FIXME("(%p/%p)->(%u, %p): stub\n", iface, This, size, IDMDownload);
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return S_OK;
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}
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static HRESULT WINAPI IDirectMusicPortDownloadImpl_GetDLId(LPDIRECTMUSICPORTDOWNLOAD iface, DWORD* start_DLId, DWORD count)
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{
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IDirectMusicPortImpl *This = impl_from_IDirectMusicPortDownload(iface);
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FIXME("(%p/%p)->(%p, %u): stub\n", iface, This, start_DLId, count);
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return S_OK;
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}
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static HRESULT WINAPI IDirectMusicPortDownloadImpl_GetAppend (LPDIRECTMUSICPORTDOWNLOAD iface, DWORD* append)
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{
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IDirectMusicPortImpl *This = impl_from_IDirectMusicPortDownload(iface);
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FIXME("(%p/%p)->(%p): stub\n", iface, This, append);
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return S_OK;
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}
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static HRESULT WINAPI IDirectMusicPortDownloadImpl_Download(LPDIRECTMUSICPORTDOWNLOAD iface, IDirectMusicDownload* IDMDownload)
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{
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IDirectMusicPortImpl *This = impl_from_IDirectMusicPortDownload(iface);
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FIXME("(%p/%p)->(%p): stub\n", iface, This, IDMDownload);
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return S_OK;
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}
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static HRESULT WINAPI IDirectMusicPortDownloadImpl_Unload(LPDIRECTMUSICPORTDOWNLOAD iface, IDirectMusicDownload* IDMDownload)
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{
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IDirectMusicPortImpl *This = impl_from_IDirectMusicPortDownload(iface);
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FIXME("(%p/%p)->(%p): stub\n", iface, This, IDMDownload);
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return S_OK;
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}
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static const IDirectMusicPortDownloadVtbl DirectMusicPortDownload_Vtbl = {
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IDirectMusicPortDownloadImpl_QueryInterface,
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IDirectMusicPortDownloadImpl_AddRef,
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IDirectMusicPortDownloadImpl_Release,
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IDirectMusicPortDownloadImpl_GetBuffer,
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IDirectMusicPortDownloadImpl_AllocateBuffer,
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IDirectMusicPortDownloadImpl_GetDLId,
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IDirectMusicPortDownloadImpl_GetAppend,
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IDirectMusicPortDownloadImpl_Download,
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IDirectMusicPortDownloadImpl_Unload
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};
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/* IDirectMusicThru IUnknown parts follow: */
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static HRESULT WINAPI IDirectMusicThruImpl_QueryInterface(LPDIRECTMUSICTHRU iface, REFIID riid, LPVOID *ret_iface)
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{
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IDirectMusicPortImpl *This = impl_from_IDirectMusicThru(iface);
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TRACE("(%p/%p)->(%s, %p)\n", iface, This, debugstr_dmguid(riid), ret_iface);
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return IDirectMusicPort_QueryInterface(&This->IDirectMusicPort_iface, riid, ret_iface);
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}
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static ULONG WINAPI IDirectMusicThruImpl_AddRef(LPDIRECTMUSICTHRU iface)
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{
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IDirectMusicPortImpl *This = impl_from_IDirectMusicThru(iface);
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TRACE("(%p/%p)->()\n", iface, This);
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return IDirectMusicPort_AddRef(&This->IDirectMusicPort_iface);
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}
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static ULONG WINAPI IDirectMusicThruImpl_Release(LPDIRECTMUSICTHRU iface)
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{
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IDirectMusicPortImpl *This = impl_from_IDirectMusicThru(iface);
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TRACE("(%p/%p)->()\n", iface, This);
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return IDirectMusicPort_Release(&This->IDirectMusicPort_iface);
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}
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/* IDirectMusicThru Interface follow: */
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static HRESULT WINAPI IDirectMusicThruImpl_ThruChannel(LPDIRECTMUSICTHRU iface, DWORD source_channel_group, DWORD source_channel, DWORD destination_channel_group,
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DWORD destination_channel, LPDIRECTMUSICPORT destination_port)
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|
{
|
|
IDirectMusicPortImpl *This = impl_from_IDirectMusicThru(iface);
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|
|
|
FIXME("(%p/%p)->(%d, %d, %d, %d, %p): stub\n", iface, This, source_channel_group, source_channel, destination_channel_group, destination_channel, destination_port);
|
|
|
|
return S_OK;
|
|
}
|
|
|
|
static const IDirectMusicThruVtbl DirectMusicThru_Vtbl = {
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|
IDirectMusicThruImpl_QueryInterface,
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|
IDirectMusicThruImpl_AddRef,
|
|
IDirectMusicThruImpl_Release,
|
|
IDirectMusicThruImpl_ThruChannel
|
|
};
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|
|
|
HRESULT DMUSIC_CreateDirectMusicPortImpl(LPCGUID lpcGUID, LPVOID *ppobj, LPUNKNOWN pUnkOuter, LPDMUS_PORTPARAMS pPortParams, LPDMUS_PORTCAPS pPortCaps, DWORD device)
|
|
{
|
|
IDirectMusicPortImpl *obj;
|
|
HRESULT hr = E_FAIL;
|
|
UINT j;
|
|
|
|
TRACE("(%p,%p,%p,%d)\n", lpcGUID, ppobj, pUnkOuter, device);
|
|
|
|
obj = HeapAlloc(GetProcessHeap(), HEAP_ZERO_MEMORY, sizeof(IDirectMusicPortImpl));
|
|
if (NULL == obj) {
|
|
*ppobj = NULL;
|
|
return E_OUTOFMEMORY;
|
|
}
|
|
obj->IDirectMusicPort_iface.lpVtbl = &DirectMusicPort_Vtbl;
|
|
obj->IDirectMusicPortDownload_iface.lpVtbl = &DirectMusicPortDownload_Vtbl;
|
|
obj->IDirectMusicThru_iface.lpVtbl = &DirectMusicThru_Vtbl;
|
|
obj->ref = 0; /* will be inited by QueryInterface */
|
|
obj->fActive = FALSE;
|
|
obj->params = *pPortParams;
|
|
obj->caps = *pPortCaps;
|
|
obj->pDirectSound = NULL;
|
|
obj->pLatencyClock = NULL;
|
|
hr = DMUSIC_CreateReferenceClockImpl(&IID_IReferenceClock, (LPVOID*)&obj->pLatencyClock, NULL);
|
|
if(hr != S_OK)
|
|
{
|
|
HeapFree(GetProcessHeap(), 0, obj);
|
|
return hr;
|
|
}
|
|
|
|
if(0)
|
|
{
|
|
if (pPortParams->dwValidParams & DMUS_PORTPARAMS_CHANNELGROUPS) {
|
|
obj->nrofgroups = pPortParams->dwChannelGroups;
|
|
/* setting default priorities */
|
|
for (j = 0; j < obj->nrofgroups; j++) {
|
|
TRACE ("Setting default channel priorities on channel group %i\n", j + 1);
|
|
obj->group[j].channel[0].priority = DAUD_CHAN1_DEF_VOICE_PRIORITY;
|
|
obj->group[j].channel[1].priority = DAUD_CHAN2_DEF_VOICE_PRIORITY;
|
|
obj->group[j].channel[2].priority = DAUD_CHAN3_DEF_VOICE_PRIORITY;
|
|
obj->group[j].channel[3].priority = DAUD_CHAN4_DEF_VOICE_PRIORITY;
|
|
obj->group[j].channel[4].priority = DAUD_CHAN5_DEF_VOICE_PRIORITY;
|
|
obj->group[j].channel[5].priority = DAUD_CHAN6_DEF_VOICE_PRIORITY;
|
|
obj->group[j].channel[6].priority = DAUD_CHAN7_DEF_VOICE_PRIORITY;
|
|
obj->group[j].channel[7].priority = DAUD_CHAN8_DEF_VOICE_PRIORITY;
|
|
obj->group[j].channel[8].priority = DAUD_CHAN9_DEF_VOICE_PRIORITY;
|
|
obj->group[j].channel[9].priority = DAUD_CHAN10_DEF_VOICE_PRIORITY;
|
|
obj->group[j].channel[10].priority = DAUD_CHAN11_DEF_VOICE_PRIORITY;
|
|
obj->group[j].channel[11].priority = DAUD_CHAN12_DEF_VOICE_PRIORITY;
|
|
obj->group[j].channel[12].priority = DAUD_CHAN13_DEF_VOICE_PRIORITY;
|
|
obj->group[j].channel[13].priority = DAUD_CHAN14_DEF_VOICE_PRIORITY;
|
|
obj->group[j].channel[14].priority = DAUD_CHAN15_DEF_VOICE_PRIORITY;
|
|
obj->group[j].channel[15].priority = DAUD_CHAN16_DEF_VOICE_PRIORITY;
|
|
}
|
|
}
|
|
}
|
|
|
|
return IDirectMusicPortImpl_QueryInterface ((LPDIRECTMUSICPORT)obj, lpcGUID, ppobj);
|
|
}
|