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
  22 WINE_DEFAULT_DEBUG_CHANNEL(dmime);
  23
  24 /*****************************************************************************
  25  * IDirectMusicTimeSigTrack implementation
  26  */
  27 typedef struct IDirectMusicTimeSigTrack {
  28     IDirectMusicTrack IDirectMusicTrack_iface;
  29     struct dmobject dmobj;  /* IPersistStream only */
  30     LONG ref;
  31
  32     DMUS_IO_TIMESIGNATURE_ITEM *items;
  33     unsigned int count;
  34 } IDirectMusicTimeSigTrack;
  35
  36 /* IDirectMusicTimeSigTrack IDirectMusicTrack8 part: */
  37 static inline IDirectMusicTimeSigTrack *impl_from_IDirectMusicTrack(IDirectMusicTrack *iface)
  38 {
  39     return CONTAINING_RECORD(iface, IDirectMusicTimeSigTrack, IDirectMusicTrack_iface);
  40 }
  41
  42 static inline IDirectMusicTimeSigTrack *impl_from_IPersistStream(IPersistStream *iface)
  43 {
  44     return CONTAINING_RECORD(iface, IDirectMusicTimeSigTrack, dmobj.IPersistStream_iface);
  45 }
  46
  47 static HRESULT WINAPI IDirectMusicTrackImpl_QueryInterface(IDirectMusicTrack *iface, REFIID riid,
  48         void **ret_iface)
  49 {
  50     IDirectMusicTimeSigTrack *This = impl_from_IDirectMusicTrack(iface);
  51
  52     TRACE("(%p, %s, %p)\n", This, debugstr_dmguid(riid), ret_iface);
  53
  54     *ret_iface = NULL;
  55
  56     if (IsEqualIID(riid, &IID_IUnknown) || IsEqualIID(riid, &IID_IDirectMusicTrack))
  57         *ret_iface = iface;
  58     else if (IsEqualIID(riid, &IID_IPersistStream))
  59         *ret_iface = &This->dmobj.IPersistStream_iface;
  60     else {
  61         WARN("(%p, %s, %p): not found\n", This, debugstr_dmguid(riid), ret_iface);
  62         return E_NOINTERFACE;
  63     }
  64
  65     IUnknown_AddRef((IUnknown*)*ret_iface);
  66     return S_OK;
  67 }
  68
  69 static ULONG WINAPI IDirectMusicTrackImpl_AddRef(IDirectMusicTrack *iface)
  70 {
  71     IDirectMusicTimeSigTrack *This = impl_from_IDirectMusicTrack(iface);
  72     LONG ref = InterlockedIncrement(&This->ref);
  73
  74     TRACE("(%p) ref=%ld\n", This, ref);
  75
  76     return ref;
  77 }
  78
  79 static ULONG WINAPI IDirectMusicTrackImpl_Release(IDirectMusicTrack *iface)
  80 {
  81     IDirectMusicTimeSigTrack *This = impl_from_IDirectMusicTrack(iface);
  82     LONG ref = InterlockedDecrement(&This->ref);
  83
  84     TRACE("(%p) ref=%ld\n", This, ref);
  85
  86     if (!ref) {
  87         free(This->items);
  88         free(This);
  89     }
  90
  91     return ref;
  92 }
  93
  94 static HRESULT WINAPI IDirectMusicTrackImpl_Init(IDirectMusicTrack *iface,
  95         IDirectMusicSegment *pSegment)
  96 {
  97         IDirectMusicTimeSigTrack *This = impl_from_IDirectMusicTrack(iface);
  98         FIXME("(%p, %p): stub\n", This, pSegment);
  99         return S_OK;
 100 }
 101
 102 static HRESULT WINAPI IDirectMusicTrackImpl_InitPlay(IDirectMusicTrack *iface,
 103         IDirectMusicSegmentState *pSegmentState, IDirectMusicPerformance *pPerformance,
 104         void **ppStateData, DWORD dwVirtualTrack8ID, DWORD dwFlags)
 105 {
 106         IDirectMusicTimeSigTrack *This = impl_from_IDirectMusicTrack(iface);
 107         FIXME("(%p, %p, %p, %p, %ld, %ld): stub\n", This, pSegmentState, pPerformance, ppStateData, dwVirtualTrack8ID, dwFlags);
 108         return S_OK;
 109 }
 110
 111 static HRESULT WINAPI IDirectMusicTrackImpl_EndPlay(IDirectMusicTrack *iface, void *pStateData)
 112 {
 113         IDirectMusicTimeSigTrack *This = impl_from_IDirectMusicTrack(iface);
 114         FIXME("(%p, %p): stub\n", This, pStateData);
 115         return S_OK;
 116 }
 117
 118 static HRESULT WINAPI IDirectMusicTrackImpl_Play(IDirectMusicTrack *iface, void *pStateData,
 119         MUSIC_TIME mtStart, MUSIC_TIME mtEnd, MUSIC_TIME mtOffset, DWORD dwFlags,
 120         IDirectMusicPerformance *pPerf, IDirectMusicSegmentState *pSegSt, DWORD dwVirtualID)
 121 {
 122         IDirectMusicTimeSigTrack *This = impl_from_IDirectMusicTrack(iface);
 123         FIXME("(%p, %p, %ld, %ld, %ld, %ld, %p, %p, %ld): stub\n", This, pStateData, mtStart, mtEnd, mtOffset, dwFlags, pPerf, pSegSt, dwVirtualID);
 124         return S_OK;
 125 }
 126
 127 static HRESULT WINAPI IDirectMusicTrackImpl_GetParam(IDirectMusicTrack *iface, REFGUID type,
 128         MUSIC_TIME time, MUSIC_TIME *next, void *param)
 129 {
 130     IDirectMusicTimeSigTrack *This = impl_from_IDirectMusicTrack(iface);
 131
 132     TRACE("(%p, %s, %ld, %p, %p)\n", This, debugstr_dmguid(type), time, next, param);
 133
 134     if (IsEqualGUID(type, &GUID_TimeSignature)) {
 135         FIXME("GUID_TimeSignature not handled yet\n");
 136         return DMUS_E_NOT_FOUND;
 137     }
 138
 139     return DMUS_E_GET_UNSUPPORTED;
 140 }
 141
 142 static HRESULT WINAPI IDirectMusicTrackImpl_SetParam(IDirectMusicTrack *iface, REFGUID type,
 143         MUSIC_TIME time, void *param)
 144 {
 145     IDirectMusicTimeSigTrack *This = impl_from_IDirectMusicTrack(iface);
 146
 147     TRACE("(%p, %s, %ld, %p)\n", This, debugstr_dmguid(type), time, param);
 148
 149     if (IsEqualGUID(type, &GUID_DisableTimeSig)) {
 150         FIXME("GUID_DisableTimeSig not handled yet\n");
 151         return S_OK;
 152     }
 153     if (IsEqualGUID(type, &GUID_EnableTimeSig)) {
 154         FIXME("GUID_EnableTimeSig not handled yet\n");
 155         return S_OK;
 156     }
 157
 158     return DMUS_E_SET_UNSUPPORTED;
 159 }
 160
 161 static HRESULT WINAPI IDirectMusicTrackImpl_IsParamSupported(IDirectMusicTrack *iface,
 162         REFGUID rguidType)
 163 {
 164         IDirectMusicTimeSigTrack *This = impl_from_IDirectMusicTrack(iface);
 165
 166         TRACE("(%p, %s)\n", This, debugstr_dmguid(rguidType));
 167         if (IsEqualGUID (rguidType, &GUID_DisableTimeSig)
 168                 || IsEqualGUID (rguidType, &GUID_EnableTimeSig)
 169                 || IsEqualGUID (rguidType, &GUID_TimeSignature)) {
 170                 TRACE("param supported\n");
 171                 return S_OK;
 172         }
 173         TRACE("param unsupported\n");
 174         return DMUS_E_TYPE_UNSUPPORTED;
 175 }
 176
 177 static HRESULT WINAPI IDirectMusicTrackImpl_AddNotificationType(IDirectMusicTrack *iface,
 178         REFGUID rguidNotificationType)
 179 {
 180         IDirectMusicTimeSigTrack *This = impl_from_IDirectMusicTrack(iface);
 181         FIXME("(%p, %s): stub\n", This, debugstr_dmguid(rguidNotificationType));
 182         return S_OK;
 183 }
 184
 185 static HRESULT WINAPI IDirectMusicTrackImpl_RemoveNotificationType(IDirectMusicTrack *iface,
 186         REFGUID rguidNotificationType)
 187 {
 188         IDirectMusicTimeSigTrack *This = impl_from_IDirectMusicTrack(iface);
 189         FIXME("(%p, %s): stub\n", This, debugstr_dmguid(rguidNotificationType));
 190         return S_OK;
 191 }
 192
 193 static HRESULT WINAPI IDirectMusicTrackImpl_Clone(IDirectMusicTrack *iface, MUSIC_TIME mtStart,
 194         MUSIC_TIME mtEnd, IDirectMusicTrack **ppTrack)
 195 {
 196         IDirectMusicTimeSigTrack *This = impl_from_IDirectMusicTrack(iface);
 197         FIXME("(%p, %ld, %ld, %p): stub\n", This, mtStart, mtEnd, ppTrack);
 198         return S_OK;
 199 }
 200
 201 static const IDirectMusicTrackVtbl dmtack_vtbl = {
 202     IDirectMusicTrackImpl_QueryInterface,
 203     IDirectMusicTrackImpl_AddRef,
 204     IDirectMusicTrackImpl_Release,
 205     IDirectMusicTrackImpl_Init,
 206     IDirectMusicTrackImpl_InitPlay,
 207     IDirectMusicTrackImpl_EndPlay,
 208     IDirectMusicTrackImpl_Play,
 209     IDirectMusicTrackImpl_GetParam,
 210     IDirectMusicTrackImpl_SetParam,
 211     IDirectMusicTrackImpl_IsParamSupported,
 212     IDirectMusicTrackImpl_AddNotificationType,
 213     IDirectMusicTrackImpl_RemoveNotificationType,
 214     IDirectMusicTrackImpl_Clone
 215 };
 216
 217 static HRESULT parse_timetrack_list(IDirectMusicTimeSigTrack *This, IStream *stream,
 218             struct chunk_entry *timesig)
 219 {
 220     HRESULT hr;
 221     struct chunk_entry chunk = {.parent = timesig};
 222     int i;
 223
 224     TRACE("Parsing segment form in %p: %s\n", stream, debugstr_chunk(timesig));
 225
 226     if (FAILED(hr = stream_next_chunk(stream, &chunk))) {
 227         WARN("Failed to read data of %s\n", debugstr_chunk(&chunk));
 228         return hr;
 229     }
 230
 231     if (chunk.id != DMUS_FOURCC_TIMESIGNATURE_TRACK)
 232         return DMUS_E_UNSUPPORTED_STREAM;
 233
 234     hr = stream_chunk_get_array(stream, &chunk, (void **)&This->items, &This->count,
 235             sizeof(DMUS_IO_TIMESIGNATURE_ITEM));
 236     if (FAILED(hr))
 237         return hr;
 238
 239     for (i = 0; i < This->count; i++)
 240     {
 241         TRACE("Found DMUS_IO_TIMESIGNATURE_ITEM\n");
 242         TRACE("  - lTime %ld\n", This->items[i].lTime);
 243         TRACE("  - bBeatsPerMeasure %d\n", This->items[i].bBeatsPerMeasure);
 244         TRACE("  - bBeat %d\n", This->items[i].bBeat);
 245         TRACE("  - wGridsPerBeat %d\n", This->items[i].wGridsPerBeat);
 246     }
 247
 248     return S_OK;
 249 }
 250
 251 static HRESULT WINAPI time_IPersistStream_Load(IPersistStream *iface, IStream *stream)
 252 {
 253     IDirectMusicTimeSigTrack *This = impl_from_IPersistStream(iface);
 254     HRESULT hr;
 255     struct chunk_entry chunk = {0};
 256
 257     TRACE("%p, %p\n", This, stream);
 258
 259     if (!stream)
 260         return E_POINTER;
 261
 262     if ((hr = stream_get_chunk(stream, &chunk)) != S_OK)
 263         return hr;
 264
 265     if (chunk.id == FOURCC_LIST && chunk.type == DMUS_FOURCC_TIMESIGTRACK_LIST)
 266         hr = parse_timetrack_list(This, stream, &chunk);
 267     else
 268         hr = DMUS_E_UNSUPPORTED_STREAM;
 269
 270     return hr;
 271 }
 272
 273 static const IPersistStreamVtbl persiststream_vtbl = {
 274     dmobj_IPersistStream_QueryInterface,
 275     dmobj_IPersistStream_AddRef,
 276     dmobj_IPersistStream_Release,
 277     dmobj_IPersistStream_GetClassID,
 278     unimpl_IPersistStream_IsDirty,
 279     time_IPersistStream_Load,
 280     unimpl_IPersistStream_Save,
 281     unimpl_IPersistStream_GetSizeMax
 282 };
 283
 284 /* for ClassFactory */
 285 HRESULT create_dmtimesigtrack(REFIID lpcGUID, void **ppobj)
 286 {
 287     IDirectMusicTimeSigTrack *track;
 288     HRESULT hr;
 289
 290     *ppobj = NULL;
 291     if (!(track = calloc(1, sizeof(*track)))) return E_OUTOFMEMORY;
 292     track->IDirectMusicTrack_iface.lpVtbl = &dmtack_vtbl;
 293     track->ref = 1;
 294     dmobject_init(&track->dmobj, &CLSID_DirectMusicTimeSigTrack,
 295                   (IUnknown *)&track->IDirectMusicTrack_iface);
 296     track->dmobj.IPersistStream_iface.lpVtbl = &persiststream_vtbl;
 297
 298     hr = IDirectMusicTrack_QueryInterface(&track->IDirectMusicTrack_iface, lpcGUID, ppobj);
 299     IDirectMusicTrack_Release(&track->IDirectMusicTrack_iface);
 300
 301     return hr;
 302 }