dlls/dmime/timesigtrack.c

   1 /* IDirectMusicTimeSigTrack Implementation
   2  *
   3  * Copyright (C) 2003-2004 Rok Mandeljc
   4  *
   5  * This program is free software; you can redistribute it and/or
   6  * modify it under the terms of the GNU Lesser General Public
   7  * License as published by the Free Software Foundation; either
   8  * version 2.1 of the License, or (at your option) any later version.
   9  *
  10  * This program is distributed in the hope that it will be useful,
  11  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  12  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  13  * Lesser General Public License for more details.
  14  *
  15  * You should have received a copy of the GNU Lesser General Public
  16  * License along with this program; if not, write to the Free Software
  17  * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA
  18  */
  19
  20 #include "dmime_private.h"
  21 #include "dmobject.h"
  22 #include "wine/heap.h"
  23
  24 WINE_DEFAULT_DEBUG_CHANNEL(dmime);
  25
  26 /*****************************************************************************
  27  * IDirectMusicTimeSigTrack implementation
  28  */
  29 typedef struct IDirectMusicTimeSigTrack {
  30     IDirectMusicTrack IDirectMusicTrack_iface;
  31     struct dmobject dmobj;  /* IPersistStream only */
  32     LONG ref;
  33
  34     DMUS_IO_TIMESIGNATURE_ITEM *items;
  35     unsigned int count;
  36 } IDirectMusicTimeSigTrack;
  37
  38 /* IDirectMusicTimeSigTrack IDirectMusicTrack8 part: */
  39 static inline IDirectMusicTimeSigTrack *impl_from_IDirectMusicTrack(IDirectMusicTrack *iface)
  40 {
  41     return CONTAINING_RECORD(iface, IDirectMusicTimeSigTrack, IDirectMusicTrack_iface);
  42 }
  43
  44 static inline IDirectMusicTimeSigTrack *impl_from_IPersistStream(IPersistStream *iface)
  45 {
  46     return CONTAINING_RECORD(iface, IDirectMusicTimeSigTrack, dmobj.IPersistStream_iface);
  47 }
  48
  49 static HRESULT WINAPI IDirectMusicTrackImpl_QueryInterface(IDirectMusicTrack *iface, REFIID riid,
  50         void **ret_iface)
  51 {
  52     IDirectMusicTimeSigTrack *This = impl_from_IDirectMusicTrack(iface);
  53
  54     TRACE("(%p, %s, %p)\n", This, debugstr_dmguid(riid), ret_iface);
  55
  56     *ret_iface = NULL;
  57
  58     if (IsEqualIID(riid, &IID_IUnknown) || IsEqualIID(riid, &IID_IDirectMusicTrack))
  59         *ret_iface = iface;
  60     else if (IsEqualIID(riid, &IID_IPersistStream))
  61         *ret_iface = &This->dmobj.IPersistStream_iface;
  62     else {
  63         WARN("(%p, %s, %p): not found\n", This, debugstr_dmguid(riid), ret_iface);
  64         return E_NOINTERFACE;
  65     }
  66
  67     IUnknown_AddRef((IUnknown*)*ret_iface);
  68     return S_OK;
  69 }
  70
  71 static ULONG WINAPI IDirectMusicTrackImpl_AddRef(IDirectMusicTrack *iface)
  72 {
  73     IDirectMusicTimeSigTrack *This = impl_from_IDirectMusicTrack(iface);
  74     LONG ref = InterlockedIncrement(&This->ref);
  75
  76     TRACE("(%p) ref=%ld\n", This, ref);
  77
  78     return ref;
  79 }
  80
  81 static ULONG WINAPI IDirectMusicTrackImpl_Release(IDirectMusicTrack *iface)
  82 {
  83     IDirectMusicTimeSigTrack *This = impl_from_IDirectMusicTrack(iface);
  84     LONG ref = InterlockedDecrement(&This->ref);
  85
  86     TRACE("(%p) ref=%ld\n", This, ref);
  87
  88     if (!ref) {
  89         heap_free(This->items);
  90         HeapFree(GetProcessHeap(), 0, This);
  91         DMIME_UnlockModule();
  92     }
  93
  94     return ref;
  95 }
  96
  97 static HRESULT WINAPI IDirectMusicTrackImpl_Init(IDirectMusicTrack *iface,
  98         IDirectMusicSegment *pSegment)
  99 {
 100         IDirectMusicTimeSigTrack *This = impl_from_IDirectMusicTrack(iface);
 101         FIXME("(%p, %p): stub\n", This, pSegment);
 102         return S_OK;
 103 }
 104
 105 static HRESULT WINAPI IDirectMusicTrackImpl_InitPlay(IDirectMusicTrack *iface,
 106         IDirectMusicSegmentState *pSegmentState, IDirectMusicPerformance *pPerformance,
 107         void **ppStateData, DWORD dwVirtualTrack8ID, DWORD dwFlags)
 108 {
 109         IDirectMusicTimeSigTrack *This = impl_from_IDirectMusicTrack(iface);
 110         FIXME("(%p, %p, %p, %p, %ld, %ld): stub\n", This, pSegmentState, pPerformance, ppStateData, dwVirtualTrack8ID, dwFlags);
 111         return S_OK;
 112 }
 113
 114 static HRESULT WINAPI IDirectMusicTrackImpl_EndPlay(IDirectMusicTrack *iface, void *pStateData)
 115 {
 116         IDirectMusicTimeSigTrack *This = impl_from_IDirectMusicTrack(iface);
 117         FIXME("(%p, %p): stub\n", This, pStateData);
 118         return S_OK;
 119 }
 120
 121 static HRESULT WINAPI IDirectMusicTrackImpl_Play(IDirectMusicTrack *iface, void *pStateData,
 122         MUSIC_TIME mtStart, MUSIC_TIME mtEnd, MUSIC_TIME mtOffset, DWORD dwFlags,
 123         IDirectMusicPerformance *pPerf, IDirectMusicSegmentState *pSegSt, DWORD dwVirtualID)
 124 {
 125         IDirectMusicTimeSigTrack *This = impl_from_IDirectMusicTrack(iface);
 126         FIXME("(%p, %p, %ld, %ld, %ld, %ld, %p, %p, %ld): stub\n", This, pStateData, mtStart, mtEnd, mtOffset, dwFlags, pPerf, pSegSt, dwVirtualID);
 127         return S_OK;
 128 }
 129
 130 static HRESULT WINAPI IDirectMusicTrackImpl_GetParam(IDirectMusicTrack *iface, REFGUID type,
 131         MUSIC_TIME time, MUSIC_TIME *next, void *param)
 132 {
 133     IDirectMusicTimeSigTrack *This = impl_from_IDirectMusicTrack(iface);
 134
 135     TRACE("(%p, %s, %ld, %p, %p)\n", This, debugstr_dmguid(type), time, next, param);
 136
 137     if (IsEqualGUID(type, &GUID_TimeSignature)) {
 138         FIXME("GUID_TimeSignature not handled yet\n");
 139         return DMUS_E_NOT_FOUND;
 140     }
 141
 142     return DMUS_E_GET_UNSUPPORTED;
 143 }
 144
 145 static HRESULT WINAPI IDirectMusicTrackImpl_SetParam(IDirectMusicTrack *iface, REFGUID type,
 146         MUSIC_TIME time, void *param)
 147 {
 148     IDirectMusicTimeSigTrack *This = impl_from_IDirectMusicTrack(iface);
 149
 150     TRACE("(%p, %s, %ld, %p)\n", This, debugstr_dmguid(type), time, param);
 151
 152     if (IsEqualGUID(type, &GUID_DisableTimeSig)) {
 153         FIXME("GUID_DisableTimeSig not handled yet\n");
 154         return S_OK;
 155     }
 156     if (IsEqualGUID(type, &GUID_EnableTimeSig)) {
 157         FIXME("GUID_EnableTimeSig not handled yet\n");
 158         return S_OK;
 159     }
 160
 161     return DMUS_E_SET_UNSUPPORTED;
 162 }
 163
 164 static HRESULT WINAPI IDirectMusicTrackImpl_IsParamSupported(IDirectMusicTrack *iface,
 165         REFGUID rguidType)
 166 {
 167         IDirectMusicTimeSigTrack *This = impl_from_IDirectMusicTrack(iface);
 168
 169         TRACE("(%p, %s)\n", This, debugstr_dmguid(rguidType));
 170         if (IsEqualGUID (rguidType, &GUID_DisableTimeSig)
 171                 || IsEqualGUID (rguidType, &GUID_EnableTimeSig)
 172                 || IsEqualGUID (rguidType, &GUID_TimeSignature)) {
 173                 TRACE("param supported\n");
 174                 return S_OK;
 175         }
 176         TRACE("param unsupported\n");
 177         return DMUS_E_TYPE_UNSUPPORTED;
 178 }
 179
 180 static HRESULT WINAPI IDirectMusicTrackImpl_AddNotificationType(IDirectMusicTrack *iface,
 181         REFGUID rguidNotificationType)
 182 {
 183         IDirectMusicTimeSigTrack *This = impl_from_IDirectMusicTrack(iface);
 184         FIXME("(%p, %s): stub\n", This, debugstr_dmguid(rguidNotificationType));
 185         return S_OK;
 186 }
 187
 188 static HRESULT WINAPI IDirectMusicTrackImpl_RemoveNotificationType(IDirectMusicTrack *iface,
 189         REFGUID rguidNotificationType)
 190 {
 191         IDirectMusicTimeSigTrack *This = impl_from_IDirectMusicTrack(iface);
 192         FIXME("(%p, %s): stub\n", This, debugstr_dmguid(rguidNotificationType));
 193         return S_OK;
 194 }
 195
 196 static HRESULT WINAPI IDirectMusicTrackImpl_Clone(IDirectMusicTrack *iface, MUSIC_TIME mtStart,
 197         MUSIC_TIME mtEnd, IDirectMusicTrack **ppTrack)
 198 {
 199         IDirectMusicTimeSigTrack *This = impl_from_IDirectMusicTrack(iface);
 200         FIXME("(%p, %ld, %ld, %p): stub\n", This, mtStart, mtEnd, ppTrack);
 201         return S_OK;
 202 }
 203
 204 static const IDirectMusicTrackVtbl dmtack_vtbl = {
 205     IDirectMusicTrackImpl_QueryInterface,
 206     IDirectMusicTrackImpl_AddRef,
 207     IDirectMusicTrackImpl_Release,
 208     IDirectMusicTrackImpl_Init,
 209     IDirectMusicTrackImpl_InitPlay,
 210     IDirectMusicTrackImpl_EndPlay,
 211     IDirectMusicTrackImpl_Play,
 212     IDirectMusicTrackImpl_GetParam,
 213     IDirectMusicTrackImpl_SetParam,
 214     IDirectMusicTrackImpl_IsParamSupported,
 215     IDirectMusicTrackImpl_AddNotificationType,
 216     IDirectMusicTrackImpl_RemoveNotificationType,
 217     IDirectMusicTrackImpl_Clone
 218 };
 219
 220 static HRESULT parse_timetrack_list(IDirectMusicTimeSigTrack *This, IStream *stream,
 221             struct chunk_entry *timesig)
 222 {
 223     HRESULT hr;
 224     struct chunk_entry chunk = {.parent = timesig};
 225     int i;
 226
 227     TRACE("Parsing segment form in %p: %s\n", stream, debugstr_chunk(timesig));
 228
 229     if (FAILED(hr = stream_next_chunk(stream, &chunk))) {
 230         WARN("Failed to read data of %s\n", debugstr_chunk(&chunk));
 231         return hr;
 232     }
 233
 234     if (chunk.id != DMUS_FOURCC_TIMESIGNATURE_TRACK)
 235         return DMUS_E_UNSUPPORTED_STREAM;
 236
 237     hr = stream_chunk_get_array(stream, &chunk, (void **)&This->items, &This->count,
 238             sizeof(DMUS_IO_TIMESIGNATURE_ITEM));
 239     if (FAILED(hr))
 240         return hr;
 241
 242     for (i = 0; i < This->count; i++)
 243     {
 244         TRACE("Found DMUS_IO_TIMESIGNATURE_ITEM\n");
 245         TRACE("  - lTime %ld\n", This->items[i].lTime);
 246         TRACE("  - bBeatsPerMeasure %d\n", This->items[i].bBeatsPerMeasure);
 247         TRACE("  - bBeat %d\n", This->items[i].bBeat);
 248         TRACE("  - wGridsPerBeat %d\n", This->items[i].wGridsPerBeat);
 249     }
 250
 251     return S_OK;
 252 }
 253
 254 static HRESULT WINAPI time_IPersistStream_Load(IPersistStream *iface, IStream *stream)
 255 {
 256     IDirectMusicTimeSigTrack *This = impl_from_IPersistStream(iface);
 257     HRESULT hr;
 258     struct chunk_entry chunk = {0};
 259
 260     TRACE("%p, %p\n", This, stream);
 261
 262     if (!stream)
 263         return E_POINTER;
 264
 265     if ((hr = stream_get_chunk(stream, &chunk)) != S_OK)
 266         return hr;
 267
 268     if (chunk.id == FOURCC_LIST && chunk.type == DMUS_FOURCC_TIMESIGTRACK_LIST)
 269         hr = parse_timetrack_list(This, stream, &chunk);
 270     else
 271         hr = DMUS_E_UNSUPPORTED_STREAM;
 272
 273     return hr;
 274 }
 275
 276 static const IPersistStreamVtbl persiststream_vtbl = {
 277     dmobj_IPersistStream_QueryInterface,
 278     dmobj_IPersistStream_AddRef,
 279     dmobj_IPersistStream_Release,
 280     dmobj_IPersistStream_GetClassID,
 281     unimpl_IPersistStream_IsDirty,
 282     time_IPersistStream_Load,
 283     unimpl_IPersistStream_Save,
 284     unimpl_IPersistStream_GetSizeMax
 285 };
 286
 287 /* for ClassFactory */
 288 HRESULT create_dmtimesigtrack(REFIID lpcGUID, void **ppobj)
 289 {
 290     IDirectMusicTimeSigTrack *track;
 291     HRESULT hr;
 292
 293     track = HeapAlloc(GetProcessHeap(), HEAP_ZERO_MEMORY, sizeof(*track));
 294     if (!track) {
 295         *ppobj = NULL;
 296         return E_OUTOFMEMORY;
 297     }
 298     track->IDirectMusicTrack_iface.lpVtbl = &dmtack_vtbl;
 299     track->ref = 1;
 300     dmobject_init(&track->dmobj, &CLSID_DirectMusicTimeSigTrack,
 301                   (IUnknown *)&track->IDirectMusicTrack_iface);
 302     track->dmobj.IPersistStream_iface.lpVtbl = &persiststream_vtbl;
 303
 304     DMIME_LockModule();
 305     hr = IDirectMusicTrack_QueryInterface(&track->IDirectMusicTrack_iface, lpcGUID, ppobj);
 306     IDirectMusicTrack_Release(&track->IDirectMusicTrack_iface);
 307
 308     return hr;
 309 }