text: /*
   * IDirectMusicSynth8 Implementation
   *
   * Copyright (C) 2003-2004 Rok Mandeljc
   * Copyright (C) 2012 Christian Costa
   *
   * This program is free software; you can redistribute it and/or
   * modify it under the terms of the GNU Lesser General Public
   * License as published by the Free Software Foundation; either
   * version 2.1 of the License, or (at your option) any later version.
   *
   * This program is distributed in the hope that it will be useful,
   * but WITHOUT ANY WARRANTY; without even the implied warranty of
   * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
   * Lesser General Public License for more details.
   *
   * You should have received a copy of the GNU Lesser General Public
   * License along with this program; if not, write to the Free Software
   * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA
   */
  
  #define COBJMACROS
  
  #define NONAMELESSUNION
  #define NONAMELESSSTRUCT
  #include "objbase.h"
  #include "initguid.h"
  #include "dmksctrl.h"
  
  #include "dmsynth_private.h"
  
  WINE_DEFAULT_DEBUG_CHANNEL(dmsynth);
  
  static inline IDirectMusicSynth8Impl *impl_from_IDirectMusicSynth8(IDirectMusicSynth8 *iface)
  {
      return CONTAINING_RECORD(iface, IDirectMusicSynth8Impl, IDirectMusicSynth8_iface);
  }
  
  /* IDirectMusicSynth8Impl IUnknown part: */
  static HRESULT WINAPI IDirectMusicSynth8Impl_QueryInterface(LPDIRECTMUSICSYNTH8 iface, REFIID riid, LPVOID *ret_iface)
  {
      IDirectMusicSynth8Impl *This = impl_from_IDirectMusicSynth8(iface);
  
      TRACE("(%p)->(%s, %p)\n", iface, debugstr_dmguid(riid), ret_iface);
  
      if (IsEqualIID (riid, &IID_IUnknown) ||
          IsEqualIID (riid, &IID_IDirectMusicSynth) ||
          IsEqualIID (riid, &IID_IDirectMusicSynth8))
      {
          IUnknown_AddRef(iface);
          *ret_iface = iface;
          return S_OK;
      }
      else if (IsEqualIID(riid, &IID_IKsControl))
      {
          IUnknown_AddRef(iface);
          *ret_iface = &This->IKsControl_iface;
          return S_OK;
      }
  
      *ret_iface = NULL;
  
      WARN("(%p)->(%s, %p): not found\n", iface, debugstr_dmguid(riid), ret_iface);
  
      return E_NOINTERFACE;
  }
  
  static ULONG WINAPI IDirectMusicSynth8Impl_AddRef(LPDIRECTMUSICSYNTH8 iface)
  {
      IDirectMusicSynth8Impl *This = impl_from_IDirectMusicSynth8(iface);
      ULONG ref = InterlockedIncrement(&This->ref);
  
      TRACE("(%p)->(): new ref = %u\n", This, ref);
  
      DMSYNTH_LockModule();
  
      return ref;
  }
  
  static ULONG WINAPI IDirectMusicSynth8Impl_Release(LPDIRECTMUSICSYNTH8 iface)
  {
      IDirectMusicSynth8Impl *This = impl_from_IDirectMusicSynth8(iface);
      ULONG ref = InterlockedDecrement(&This->ref);
  
      TRACE("(%p)->(): new ref = %u\n", This, ref);
  
      if (!ref) {
          if (This->pLatencyClock)
              IReferenceClock_Release(This->pLatencyClock);
          HeapFree(GetProcessHeap(), 0, This);
      }
  
      DMSYNTH_UnlockModule();
  
      return ref;
  }
  
  /* IDirectMusicSynth8Impl IDirectMusicSynth part: */
  static HRESULT WINAPI IDirectMusicSynth8Impl_Open(LPDIRECTMUSICSYNTH8 iface, LPDMUS_PORTPARAMS pPortParams)
  {
      IDirectMusicSynth8Impl *This = impl_from_IDirectMusicSynth8(iface);
  
      FIXME("(%p)->(%p): stub\n", This, pPortParams);
  
      return S_OK;
  }
  
  static HRESULT WINAPI IDirectMusicSynth8Impl_Close(LPDIRECTMUSICSYNTH8 iface)
  {
      IDirectMusicSynth8Impl *This = impl_from_IDirectMusicSynth8(iface);
  
      FIXME("(%p)->(): stub\n", This);
  
      return S_OK;
  }
  
  static HRESULT WINAPI IDirectMusicSynth8Impl_SetNumChannelGroups(LPDIRECTMUSICSYNTH8 iface, DWORD groups)
  {
      IDirectMusicSynth8Impl *This = impl_from_IDirectMusicSynth8(iface);
  
      FIXME("(%p)->(%d): stub\n", This, groups);
  
      return S_OK;
  }
  
  static HRESULT WINAPI IDirectMusicSynth8Impl_Download(LPDIRECTMUSICSYNTH8 iface, LPHANDLE hDownload, LPVOID data, LPBOOL free)
  {
      IDirectMusicSynth8Impl *This = impl_from_IDirectMusicSynth8(iface);
      LPBYTE buffer = data;
      DMUS_DOWNLOADINFO *info = (DMUS_DOWNLOADINFO*)buffer;
      ULONG *offsets = ((DMUS_OFFSETTABLE*)(buffer + sizeof(DMUS_DOWNLOADINFO)))->ulOffsetTable;
      LPBYTE object = buffer + sizeof(DMUS_DOWNLOADINFO) + info->dwNumOffsetTableEntries * sizeof(ULONG);
  
      FIXME("(%p)->(%p, %p, %p): stub\n", This, hDownload, data, free);
  
      /* FIXME: Currently we only dump data which is very useful to known how native dmusic behave and debug builtin dmusic */
  
      if (!hDownload || !free)
          return E_POINTER;
  
      if (TRACE_ON(dmsynth))
      {
          TRACE("Dump DMUS_DOWNLOADINFO struct:\n");
          TRACE(" - dwDLType                = %u\n", info->dwDLType);
          TRACE(" - dwDLId                  = %u\n", info->dwDLId);
          TRACE(" - dwNumOffsetTableEntries = %u\n", info->dwNumOffsetTableEntries);
          TRACE(" - cbSize                  = %u\n", info->cbSize);
      }
  
      /* The struct should have at least one offset corresponding to the donwload object itself */
      if (!info->dwNumOffsetTableEntries)
      {
          FIXME("Offset table is empty\n");
          return DMUS_E_BADOFFSETTABLE;
      }
  
      /* First offset should point to the download object */
      if ((buffer + offsets[0]) != object)
      {
          FIXME("Object is not at the beginning\n");
          return DMUS_E_BADOFFSETTABLE;
      }
  
      if (info->dwDLType == DMUS_DOWNLOADINFO_INSTRUMENT)
      {
          FIXME("Download type DMUS_DOWNLOADINFO_INSTRUMENT not yet supported\n");
      }
      else if (info->dwDLType == DMUS_DOWNLOADINFO_WAVE)
      {
          DMUS_WAVE *wave = (DMUS_WAVE*)object;
          DMUS_WAVEDATA *wave_data;
  
          TRACE("Processing download type DMUS_DOWNLOADINFO_WAVE\n");
  
          if (TRACE_ON(dmsynth))
          {
              TRACE("Dump DMUS_WAVE struct\n");
              TRACE(" - ulFirstExtCkIdx   = %u\n", wave->ulFirstExtCkIdx);
              TRACE(" - ulCopyrightIdx    = %u\n", wave->ulCopyrightIdx);
              TRACE(" - ulWaveDataIdx     = %u\n", wave->ulWaveDataIdx);
              TRACE(" - WaveformatEx:\n");
              TRACE("   - wFormatTag      = %u\n", wave->WaveformatEx.wFormatTag);
              TRACE("   - nChannels       = %u\n", wave->WaveformatEx.nChannels);
              TRACE("   - nSamplesPerSec  = %u\n", wave->WaveformatEx.nSamplesPerSec);
              TRACE("   - nAvgBytesPerSec = %u\n", wave->WaveformatEx.nAvgBytesPerSec);
              TRACE("   - nBlockAlign     = %u\n", wave->WaveformatEx.nBlockAlign);
              TRACE("   - wBitsPerSample  = %u\n", wave->WaveformatEx.wBitsPerSample);
              TRACE("   - cbSize          = %u\n", wave->WaveformatEx.cbSize);
  
              if (wave->ulCopyrightIdx)
              {
                  DMUS_COPYRIGHT *copyright = (DMUS_COPYRIGHT*)(buffer + offsets[wave->ulCopyrightIdx]);
                  TRACE("Copyright = '%s'\n",  (char*)copyright->byCopyright);
              }
  
              wave_data = (DMUS_WAVEDATA*)(buffer + offsets[wave->ulWaveDataIdx]);
              TRACE("Found %u bytes of wave data\n", wave_data->cbSize);
          }
      }
      else if (info->dwDLType == DMUS_DOWNLOADINFO_INSTRUMENT2)
      {
          DMUS_INSTRUMENT *instrument = (DMUS_INSTRUMENT*)object;
          ULONG nb_regions = 0;
  
          TRACE("Processing download type DMUS_DOWNLOADINFO_INSTRUMENT2\n");
  
          if (TRACE_ON(dmsynth))
          {
              TRACE("Dump DMUS_INSTRUMENT struct\n");
              TRACE(" - ulPatch          = %u\n", instrument->ulPatch);
              TRACE(" - ulFirstRegionIdx = %u\n", instrument->ulFirstRegionIdx);
              TRACE(" - ulGlobalArtIdx   = %u\n", instrument->ulGlobalArtIdx);
              TRACE(" - ulFirstExtCkIdx  = %u\n", instrument->ulFirstExtCkIdx);
              TRACE(" - ulCopyrightIdx   = %u\n", instrument->ulCopyrightIdx);
              TRACE(" - ulFlags          = %u\n", instrument->ulFlags);
  
              if (instrument->ulCopyrightIdx)
              {
                  DMUS_COPYRIGHT *copyright = (DMUS_COPYRIGHT*)(buffer + offsets[instrument->ulCopyrightIdx]);
                  TRACE("Copyright = '%s'\n",  (char*)copyright->byCopyright);
              }
          }
  
          if (instrument->ulFirstRegionIdx)
          {
              ULONG region_idx = instrument->ulFirstRegionIdx;
  
              while (region_idx)
              {
                  DMUS_REGION *region = (DMUS_REGION*)(buffer + offsets[region_idx]);
  
                  region_idx = region->ulNextRegionIdx;
                  nb_regions++;
              }
          }
  
          TRACE("Number of regions = %u\n", nb_regions);
      }
      else if (info->dwDLType == DMUS_DOWNLOADINFO_WAVEARTICULATION)
      {
          FIXME("Download type DMUS_DOWNLOADINFO_WAVEARTICULATION not yet supported\n");
      }
      else if (info->dwDLType == DMUS_DOWNLOADINFO_STREAMINGWAVE)
      {
          FIXME("Download type DMUS_DOWNLOADINFO_STREAMINGWAVE not yet supported\n");
      }
      else if (info->dwDLType == DMUS_DOWNLOADINFO_ONESHOTWAVE)
      {
          FIXME("Download type DMUS_DOWNLOADINFO_ONESHOTWAVE not yet supported\n");
      }
      else
      {
          WARN("Unknown download type %u\n", info->dwDLType);
          return DMUS_E_UNKNOWNDOWNLOAD;
      }
  
      return S_OK;
  }
  
  static HRESULT WINAPI IDirectMusicSynth8Impl_Unload(LPDIRECTMUSICSYNTH8 iface, HANDLE hDownload, HRESULT (CALLBACK* lpFreeHandle)(HANDLE,HANDLE), HANDLE hUserData)
  {
      IDirectMusicSynth8Impl *This = impl_from_IDirectMusicSynth8(iface);
  
      FIXME("(%p)->(%p, %p, %p): stub\n", This, hDownload, lpFreeHandle, hUserData);
  
      return S_OK;
  }
  
  static HRESULT WINAPI IDirectMusicSynth8Impl_PlayBuffer(LPDIRECTMUSICSYNTH8 iface, REFERENCE_TIME rt, LPBYTE buffer, DWORD size)
  {
      IDirectMusicSynth8Impl *This = impl_from_IDirectMusicSynth8(iface);
  
      FIXME("(%p)->(0x%s, %p, %u): stub\n", This, wine_dbgstr_longlong(rt), buffer, size);
  
      return S_OK;
  }
  
  static HRESULT WINAPI IDirectMusicSynth8Impl_GetRunningStats(LPDIRECTMUSICSYNTH8 iface, LPDMUS_SYNTHSTATS stats)
  {
      IDirectMusicSynth8Impl *This = impl_from_IDirectMusicSynth8(iface);
  
      FIXME("(%p)->(%p): stub\n", This, stats);
  
      return S_OK;
  }
  
  static HRESULT WINAPI IDirectMusicSynth8Impl_GetPortCaps(LPDIRECTMUSICSYNTH8 iface, LPDMUS_PORTCAPS caps)
  {
      IDirectMusicSynth8Impl *This = impl_from_IDirectMusicSynth8(iface);
  
      TRACE("(%p)->(%p)\n", This, caps);
  
      *caps = This->pCaps;
  
      return S_OK;
  }
  
  static HRESULT WINAPI IDirectMusicSynth8Impl_SetMasterClock(LPDIRECTMUSICSYNTH8 iface, IReferenceClock* clock)
  {
      IDirectMusicSynth8Impl *This = impl_from_IDirectMusicSynth8(iface);
  
      FIXME("(%p)->(%p): stub\n", This, clock);
  
      return S_OK;
  }
  
  static HRESULT WINAPI IDirectMusicSynth8Impl_GetLatencyClock(LPDIRECTMUSICSYNTH8 iface, IReferenceClock** clock)
  {
      IDirectMusicSynth8Impl *This = impl_from_IDirectMusicSynth8(iface);
  
      TRACE("(%p)->(%p)\n", iface, clock);
  
      if (!clock)
          return E_POINTER;
  
      if (!This->pSynthSink)
          return DMUS_E_NOSYNTHSINK;
  
      *clock = This->pLatencyClock;
      IReferenceClock_AddRef(This->pLatencyClock);
  
      return S_OK;
  }
  
  static HRESULT WINAPI IDirectMusicSynth8Impl_Activate(LPDIRECTMUSICSYNTH8 iface, BOOL enable)
  {
      IDirectMusicSynth8Impl *This = impl_from_IDirectMusicSynth8(iface);
  
      TRACE("(%p)->(%d)\n", This, enable);
  
      This->fActive = enable;
  
      return S_OK;
  }
  
  static HRESULT WINAPI IDirectMusicSynth8Impl_SetSynthSink(LPDIRECTMUSICSYNTH8 iface, IDirectMusicSynthSink* synth_sink)
  {
      IDirectMusicSynth8Impl *This = impl_from_IDirectMusicSynth8(iface);
  
      TRACE("(%p)->(%p)\n", iface, synth_sink);
  
      This->pSynthSink = (IDirectMusicSynthSinkImpl*)synth_sink;
  
      if (synth_sink)
          return IDirectMusicSynthSink_GetLatencyClock(synth_sink, &This->pLatencyClock);
  
      return S_OK;
  }
  
  static HRESULT WINAPI IDirectMusicSynth8Impl_Render(LPDIRECTMUSICSYNTH8 iface, short* buffer, DWORD length, LONGLONG position)
  {
      IDirectMusicSynth8Impl *This = impl_from_IDirectMusicSynth8(iface);
  
      FIXME("(%p)->(%p, %d, 0x%s): stub\n", This, buffer, length, wine_dbgstr_longlong(position));
  
      return S_OK;
  }
  
  static HRESULT WINAPI IDirectMusicSynth8Impl_SetChannelPriority(LPDIRECTMUSICSYNTH8 iface, DWORD channel_group, DWORD channel, DWORD priority)
  {
      /* IDirectMusicSynth8Impl *This = impl_from_IDirectMusicSynth8(iface); */
  
      /* Silenced because of too many messages - 1000 groups * 16 channels ;=) */
      /* FIXME("(%p)->(%ld, %ld, %ld): stub\n", This, channel_group, channel, priority); */
  
      return S_OK;
  }
  
  static HRESULT WINAPI IDirectMusicSynth8Impl_GetChannelPriority(LPDIRECTMUSICSYNTH8 iface, DWORD channel_group, DWORD channel, LPDWORD priority)
  {
      IDirectMusicSynth8Impl *This = impl_from_IDirectMusicSynth8(iface);
  
      FIXME("(%p)->(%d, %d, %p): stub\n", This, channel_group, channel, priority);
  
      return S_OK;
  }
  
  static HRESULT WINAPI IDirectMusicSynth8Impl_GetFormat(LPDIRECTMUSICSYNTH8 iface, LPWAVEFORMATEX wave_format, LPDWORD wave_format_size)
  {
      IDirectMusicSynth8Impl *This = impl_from_IDirectMusicSynth8(iface);
  
      FIXME("(%p)->(%p, %p): stub\n", This, wave_format, wave_format_size);
  
      return S_OK;
  }
  
  static HRESULT WINAPI IDirectMusicSynth8Impl_GetAppend(LPDIRECTMUSICSYNTH8 iface, DWORD* append)
  {
      TRACE("(%p)->(%p)\n", iface, append);
  
      /* We don't need extra space at the end of buffers passed to us for now */
      *append = 0;
  
      return S_OK;
  }
  
  /* IDirectMusicSynth8Impl IDirectMusicSynth8 part: */
  static HRESULT WINAPI IDirectMusicSynth8Impl_PlayVoice(LPDIRECTMUSICSYNTH8 iface, REFERENCE_TIME ref_time, DWORD voice_id, DWORD channel_group, DWORD channel,
                                                         DWORD dwDLId, LONG prPitch, LONG vrVolume, SAMPLE_TIME stVoiceStart, SAMPLE_TIME stLoopStart, SAMPLE_TIME stLoopEnd)
  {
      IDirectMusicSynth8Impl *This = impl_from_IDirectMusicSynth8(iface);
  
      FIXME("(%p)->(0x%s, %d, %d, %d, %d, %i, %i,0x%s, 0x%s, 0x%s): stub\n",
            This, wine_dbgstr_longlong(ref_time), voice_id, channel_group, channel, dwDLId, prPitch, vrVolume,
            wine_dbgstr_longlong(stVoiceStart), wine_dbgstr_longlong(stLoopStart), wine_dbgstr_longlong(stLoopEnd));
  
      return S_OK;
  }
  
  static HRESULT WINAPI IDirectMusicSynth8Impl_StopVoice(LPDIRECTMUSICSYNTH8 iface, REFERENCE_TIME ref_time, DWORD voice_id)
  {
      IDirectMusicSynth8Impl *This = impl_from_IDirectMusicSynth8(iface);
  
      FIXME("(%p)->(0x%s, %d): stub\n", This, wine_dbgstr_longlong(ref_time), voice_id);
  
      return S_OK;
  }
  
  static HRESULT WINAPI IDirectMusicSynth8Impl_GetVoiceState(LPDIRECTMUSICSYNTH8 iface, DWORD dwVoice[], DWORD cbVoice, DMUS_VOICE_STATE dwVoiceState[])
  {
      IDirectMusicSynth8Impl *This = impl_from_IDirectMusicSynth8(iface);
  
      FIXME("(%p)->(%p, %d, %p): stub\n", This, dwVoice, cbVoice, dwVoiceState);
  
      return S_OK;
  }
  
  static HRESULT WINAPI IDirectMusicSynth8Impl_Refresh(LPDIRECTMUSICSYNTH8 iface, DWORD download_id, DWORD flags)
  {
      IDirectMusicSynth8Impl *This = impl_from_IDirectMusicSynth8(iface);
  
      FIXME("(%p)->(%d, %d): stub\n", This, download_id, flags);
  
      return S_OK;
  }
  
  static HRESULT WINAPI IDirectMusicSynth8Impl_AssignChannelToBuses(LPDIRECTMUSICSYNTH8 iface, DWORD channel_group, DWORD channel, LPDWORD pdwBuses, DWORD cBuses)
  {
      IDirectMusicSynth8Impl *This = impl_from_IDirectMusicSynth8(iface);
  
      FIXME("(%p)->(%d, %d, %p, %d): stub\n", This, channel_group, channel, pdwBuses, cBuses);
  
      return S_OK;
  }
  
  static const IDirectMusicSynth8Vtbl DirectMusicSynth8_Vtbl = {
  	IDirectMusicSynth8Impl_QueryInterface,
  	IDirectMusicSynth8Impl_AddRef,
  	IDirectMusicSynth8Impl_Release,
  	IDirectMusicSynth8Impl_Open,
  	IDirectMusicSynth8Impl_Close,
  	IDirectMusicSynth8Impl_SetNumChannelGroups,
  	IDirectMusicSynth8Impl_Download,
  	IDirectMusicSynth8Impl_Unload,
  	IDirectMusicSynth8Impl_PlayBuffer,
  	IDirectMusicSynth8Impl_GetRunningStats,
  	IDirectMusicSynth8Impl_GetPortCaps,
  	IDirectMusicSynth8Impl_SetMasterClock,
  	IDirectMusicSynth8Impl_GetLatencyClock,
  	IDirectMusicSynth8Impl_Activate,
  	IDirectMusicSynth8Impl_SetSynthSink,
  	IDirectMusicSynth8Impl_Render,
  	IDirectMusicSynth8Impl_SetChannelPriority,
  	IDirectMusicSynth8Impl_GetChannelPriority,
  	IDirectMusicSynth8Impl_GetFormat,
  	IDirectMusicSynth8Impl_GetAppend,
  	IDirectMusicSynth8Impl_PlayVoice,
  	IDirectMusicSynth8Impl_StopVoice,
  	IDirectMusicSynth8Impl_GetVoiceState,
  	IDirectMusicSynth8Impl_Refresh,
  	IDirectMusicSynth8Impl_AssignChannelToBuses
  };
  
  static inline IDirectMusicSynth8Impl *impl_from_IKsControl(IKsControl *iface)
  {
      return CONTAINING_RECORD(iface, IDirectMusicSynth8Impl, IKsControl_iface);
  }
  
  static HRESULT WINAPI DMSynthImpl_IKsControl_QueryInterface(IKsControl* iface, REFIID riid, LPVOID *ppobj)
  {
      IDirectMusicSynth8Impl *This = impl_from_IKsControl(iface);
  
      return IDirectMusicSynth8Impl_QueryInterface(&This->IDirectMusicSynth8_iface, riid, ppobj);
  }
  
  static ULONG WINAPI DMSynthImpl_IKsControl_AddRef(IKsControl* iface)
  {
      IDirectMusicSynth8Impl *This = impl_from_IKsControl(iface);
  
      return IDirectMusicSynth8Impl_AddRef(&This->IDirectMusicSynth8_iface);
  }
  
  static ULONG WINAPI DMSynthImpl_IKsControl_Release(IKsControl* iface)
  {
      IDirectMusicSynth8Impl *This = impl_from_IKsControl(iface);
  
      return IDirectMusicSynth8Impl_Release(&This->IDirectMusicSynth8_iface);
  }
  
  static HRESULT WINAPI DMSynthImpl_IKsControl_KsProperty(IKsControl* iface, PKSPROPERTY Property, ULONG PropertyLength, LPVOID PropertyData,
                                                          ULONG DataLength, ULONG* BytesReturned)
  {
      TRACE("(%p)->(%p, %u, %p, %u, %p)\n", iface, Property, PropertyLength, PropertyData, DataLength, BytesReturned);
  
      TRACE("Property = %s - %u - %u\n", debugstr_guid(&Property->u.s.Set), Property->u.s.Id, Property->u.s.Flags);
  
      if (Property->u.s.Flags != KSPROPERTY_TYPE_GET)
      {
          FIXME("Property flags %u not yet supported\n", Property->u.s.Flags);
          return S_FALSE;
      }
  
      if (DataLength <  sizeof(DWORD))
          return E_NOT_SUFFICIENT_BUFFER;
  
      if (IsEqualGUID(&Property->u.s.Set, &GUID_DMUS_PROP_INSTRUMENT2))
      {
          *(DWORD*)PropertyData = TRUE;
          *BytesReturned = sizeof(DWORD);
      }
      else if (IsEqualGUID(&Property->u.s.Set, &GUID_DMUS_PROP_DLS2))
      {
          *(DWORD*)PropertyData = TRUE;
          *BytesReturned = sizeof(DWORD);
      }
      else if (IsEqualGUID(&Property->u.s.Set, &GUID_DMUS_PROP_GM_Hardware))
      {
          *(DWORD*)PropertyData = FALSE;
          *BytesReturned = sizeof(DWORD);
      }
      else if (IsEqualGUID(&Property->u.s.Set, &GUID_DMUS_PROP_GS_Hardware))
      {
          *(DWORD*)PropertyData = FALSE;
          *BytesReturned = sizeof(DWORD);
      }
      else if (IsEqualGUID(&Property->u.s.Set, &GUID_DMUS_PROP_XG_Hardware))
      {
          *(DWORD*)PropertyData = FALSE;
          *BytesReturned = sizeof(DWORD);
      }
      else
      {
          FIXME("Unknown property %s\n", debugstr_guid(&Property->u.s.Set));
          *(DWORD*)PropertyData = FALSE;
          *BytesReturned = sizeof(DWORD);
      }
  
      return S_OK;
  }
  
  static HRESULT WINAPI DMSynthImpl_IKsControl_KsMethod(IKsControl* iface, PKSMETHOD Method, ULONG MethodLength, LPVOID MethodData,
                                                        ULONG DataLength, ULONG* BytesReturned)
  {
      FIXME("(%p)->(%p, %u, %p, %u, %p): stub\n", iface, Method, MethodLength, MethodData, DataLength, BytesReturned);
  
      return E_NOTIMPL;
  }
  
  static HRESULT WINAPI DMSynthImpl_IKsControl_KsEvent(IKsControl* iface, PKSEVENT Event, ULONG EventLength, LPVOID EventData,
                                                       ULONG DataLength, ULONG* BytesReturned)
  {
      FIXME("(%p)->(%p, %u, %p, %u, %p): stub\n", iface, Event, EventLength, EventData, DataLength, BytesReturned);
  
      return E_NOTIMPL;
  }
  
  
  static const IKsControlVtbl DMSynthImpl_IKsControl_Vtbl = {
      DMSynthImpl_IKsControl_QueryInterface,
      DMSynthImpl_IKsControl_AddRef,
      DMSynthImpl_IKsControl_Release,
      DMSynthImpl_IKsControl_KsProperty,
      DMSynthImpl_IKsControl_KsMethod,
      DMSynthImpl_IKsControl_KsEvent
  };
  
  /* for ClassFactory */
  HRESULT WINAPI DMUSIC_CreateDirectMusicSynthImpl(REFIID riid, void **ppobj, IUnknown *outer)
  {
      static const WCHAR descrW[] = {'M','i','c','r','o','s','o','f','t',' ',
          'S','y','n','t','h','e','s','i','z','e','r',0};
      IDirectMusicSynth8Impl *obj;
      HRESULT hr;
  
      TRACE("(%s, %p, %p)\n", debugstr_guid(riid), ppobj, outer);
  
      obj = HeapAlloc(GetProcessHeap(), HEAP_ZERO_MEMORY, sizeof(*obj));
      if (NULL == obj) {
          *ppobj = NULL;
          return E_OUTOFMEMORY;
      }
      obj->IDirectMusicSynth8_iface.lpVtbl = &DirectMusicSynth8_Vtbl;
      obj->IKsControl_iface.lpVtbl = &DMSynthImpl_IKsControl_Vtbl;
      obj->ref = 1;
      /* fill in caps */
      obj->pCaps.dwSize = sizeof(DMUS_PORTCAPS);
      obj->pCaps.dwFlags = DMUS_PC_DLS | DMUS_PC_SOFTWARESYNTH | DMUS_PC_DIRECTSOUND | DMUS_PC_DLS2 | DMUS_PC_AUDIOPATH | DMUS_PC_WAVE;
      obj->pCaps.guidPort = CLSID_DirectMusicSynth;
      obj->pCaps.dwClass = DMUS_PC_OUTPUTCLASS;
      obj->pCaps.dwType = DMUS_PORT_USER_MODE_SYNTH;
      obj->pCaps.dwMemorySize = DMUS_PC_SYSTEMMEMORY;
      obj->pCaps.dwMaxChannelGroups = 1000;
      obj->pCaps.dwMaxVoices = 1000;
      obj->pCaps.dwMaxAudioChannels = 2;
      obj->pCaps.dwEffectFlags = DMUS_EFFECT_REVERB;
      strcpyW(obj->pCaps.wszDescription, descrW);
  
      hr = IDirectMusicSynth8_QueryInterface(&obj->IDirectMusicSynth8_iface, riid, ppobj);
      IDirectMusicSynth8_Release(&obj->IDirectMusicSynth8_iface);
      return hr;
  }
  