1 /* IDirectMusicWave Implementation
3 * Copyright (C) 2003-2004 Rok Mandeljc
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.
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.
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
20 #include "dswave_private.h"
23 WINE_DEFAULT_DEBUG_CHANNEL(dswave
);
24 WINE_DECLARE_DEBUG_CHANNEL(dmfile
);
26 /* an interface that is, according to my tests, obtained by loader after loading object; is it acting
27 as some sort of bridge between object and loader? */
28 static const GUID IID_IDirectMusicWavePRIVATE
= {0x69e934e4,0x97f1,0x4f1d,{0x88,0xe8,0xf2,0xac,0x88,0x67,0x13,0x27}};
30 /*****************************************************************************
31 * IDirectMusicWaveImpl implementation
33 typedef struct IDirectMusicWaveImpl
{
34 IUnknown IUnknown_iface
;
35 struct dmobject dmobj
;
37 } IDirectMusicWaveImpl
;
39 /* IDirectMusicWaveImpl IUnknown part: */
40 static inline IDirectMusicWaveImpl
*impl_from_IUnknown(IUnknown
*iface
)
42 return CONTAINING_RECORD(iface
, IDirectMusicWaveImpl
, IUnknown_iface
);
45 static HRESULT WINAPI
IUnknownImpl_QueryInterface(IUnknown
*iface
, REFIID riid
, void **ret_iface
)
47 IDirectMusicWaveImpl
*This
= impl_from_IUnknown(iface
);
49 TRACE("(%p, %s, %p)\n", This
, debugstr_dmguid(riid
), ret_iface
);
53 if (IsEqualIID(riid
, &IID_IUnknown
))
55 else if (IsEqualIID(riid
, &IID_IDirectMusicObject
))
56 *ret_iface
= &This
->dmobj
.IDirectMusicObject_iface
;
57 else if (IsEqualIID(riid
, &IID_IPersistStream
))
58 *ret_iface
= &This
->dmobj
.IPersistStream_iface
;
59 else if (IsEqualIID(riid
, &IID_IDirectMusicWavePRIVATE
)) {
60 FIXME("(%p, %s, %p): Unsupported private interface\n", This
, debugstr_guid(riid
), ret_iface
);
63 WARN("(%p, %s, %p): not found\n", This
, debugstr_dmguid(riid
), ret_iface
);
67 IUnknown_AddRef((IUnknown
*)*ret_iface
);
71 static ULONG WINAPI
IUnknownImpl_AddRef(IUnknown
*iface
)
73 IDirectMusicWaveImpl
*This
= impl_from_IUnknown(iface
);
74 LONG ref
= InterlockedIncrement(&This
->ref
);
76 TRACE("(%p) ref=%d\n", This
, ref
);
81 static ULONG WINAPI
IUnknownImpl_Release(IUnknown
*iface
)
83 IDirectMusicWaveImpl
*This
= impl_from_IUnknown(iface
);
84 LONG ref
= InterlockedDecrement(&This
->ref
);
86 TRACE("(%p) ref=%d\n", This
, ref
);
89 HeapFree(GetProcessHeap(), 0, This
);
90 DSWAVE_UnlockModule();
96 static const IUnknownVtbl unknown_vtbl
= {
97 IUnknownImpl_QueryInterface
,
102 /* IDirectMusicWaveImpl IDirectMusicObject part: */
103 static HRESULT WINAPI
IDirectMusicObjectImpl_ParseDescriptor(IDirectMusicObject
*iface
,
104 IStream
*pStream
, DMUS_OBJECTDESC
*pDesc
)
106 DMUS_PRIVATE_CHUNK Chunk
;
107 DWORD StreamSize
, StreamCount
, ListSize
[1], ListCount
[1];
108 LARGE_INTEGER liMove
; /* used when skipping chunks */
110 TRACE("(%p, %p)\n", pStream
, pDesc
);
112 /* FIXME: should this be determined from stream? */
113 pDesc
->dwValidData
|= DMUS_OBJ_CLASS
;
114 pDesc
->guidClass
= CLSID_DirectMusicSegment
;
116 IStream_Read (pStream
, &Chunk
, sizeof(FOURCC
)+sizeof(DWORD
), NULL
);
117 TRACE_(dmfile
)(": %s chunk (size = 0x%04x)", debugstr_fourcc (Chunk
.fccID
), Chunk
.dwSize
);
118 switch (Chunk
.fccID
) {
120 IStream_Read (pStream
, &Chunk
.fccID
, sizeof(FOURCC
), NULL
);
121 TRACE_(dmfile
)(": RIFF chunk of type %s", debugstr_fourcc(Chunk
.fccID
));
122 StreamSize
= Chunk
.dwSize
- sizeof(FOURCC
);
124 if (Chunk
.fccID
== mmioFOURCC('W','A','V','E')) {
125 TRACE_(dmfile
)(": wave form\n");
127 IStream_Read (pStream
, &Chunk
, sizeof(FOURCC
)+sizeof(DWORD
), NULL
);
128 StreamCount
+= sizeof(FOURCC
) + sizeof(DWORD
) + Chunk
.dwSize
;
129 TRACE_(dmfile
)(": %s chunk (size = 0x%04x)", debugstr_fourcc (Chunk
.fccID
), Chunk
.dwSize
);
130 switch (Chunk
.fccID
) {
131 case DMUS_FOURCC_GUID_CHUNK
: {
132 TRACE_(dmfile
)(": GUID chunk\n");
133 pDesc
->dwValidData
|= DMUS_OBJ_OBJECT
;
134 IStream_Read (pStream
, &pDesc
->guidObject
, Chunk
.dwSize
, NULL
);
137 case DMUS_FOURCC_VERSION_CHUNK
: {
138 TRACE_(dmfile
)(": version chunk\n");
139 pDesc
->dwValidData
|= DMUS_OBJ_VERSION
;
140 IStream_Read (pStream
, &pDesc
->vVersion
, Chunk
.dwSize
, NULL
);
143 case DMUS_FOURCC_CATEGORY_CHUNK
: {
144 TRACE_(dmfile
)(": category chunk\n");
145 pDesc
->dwValidData
|= DMUS_OBJ_CATEGORY
;
146 IStream_Read (pStream
, pDesc
->wszCategory
, Chunk
.dwSize
, NULL
);
150 IStream_Read (pStream
, &Chunk
.fccID
, sizeof(FOURCC
), NULL
);
151 TRACE_(dmfile
)(": LIST chunk of type %s", debugstr_fourcc(Chunk
.fccID
));
152 ListSize
[0] = Chunk
.dwSize
- sizeof(FOURCC
);
154 switch (Chunk
.fccID
) {
155 /* evil M$ UNFO list, which can (!?) contain INFO elements */
156 case DMUS_FOURCC_UNFO_LIST
: {
157 TRACE_(dmfile
)(": UNFO list\n");
159 IStream_Read (pStream
, &Chunk
, sizeof(FOURCC
)+sizeof(DWORD
), NULL
);
160 ListCount
[0] += sizeof(FOURCC
) + sizeof(DWORD
) + Chunk
.dwSize
;
161 TRACE_(dmfile
)(": %s chunk (size = 0x%04x)", debugstr_fourcc (Chunk
.fccID
), Chunk
.dwSize
);
162 switch (Chunk
.fccID
) {
163 /* don't ask me why, but M$ puts INFO elements in UNFO list sometimes
164 (though strings seem to be valid unicode) */
165 case mmioFOURCC('I','N','A','M'):
166 case DMUS_FOURCC_UNAM_CHUNK
: {
167 TRACE_(dmfile
)(": name chunk\n");
168 pDesc
->dwValidData
|= DMUS_OBJ_NAME
;
169 IStream_Read (pStream
, pDesc
->wszName
, Chunk
.dwSize
, NULL
);
172 case mmioFOURCC('I','A','R','T'):
173 case DMUS_FOURCC_UART_CHUNK
: {
174 TRACE_(dmfile
)(": artist chunk (ignored)\n");
175 liMove
.QuadPart
= Chunk
.dwSize
;
176 IStream_Seek (pStream
, liMove
, STREAM_SEEK_CUR
, NULL
);
179 case mmioFOURCC('I','C','O','P'):
180 case DMUS_FOURCC_UCOP_CHUNK
: {
181 TRACE_(dmfile
)(": copyright chunk (ignored)\n");
182 liMove
.QuadPart
= Chunk
.dwSize
;
183 IStream_Seek (pStream
, liMove
, STREAM_SEEK_CUR
, NULL
);
186 case mmioFOURCC('I','S','B','J'):
187 case DMUS_FOURCC_USBJ_CHUNK
: {
188 TRACE_(dmfile
)(": subject chunk (ignored)\n");
189 liMove
.QuadPart
= Chunk
.dwSize
;
190 IStream_Seek (pStream
, liMove
, STREAM_SEEK_CUR
, NULL
);
193 case mmioFOURCC('I','C','M','T'):
194 case DMUS_FOURCC_UCMT_CHUNK
: {
195 TRACE_(dmfile
)(": comment chunk (ignored)\n");
196 liMove
.QuadPart
= Chunk
.dwSize
;
197 IStream_Seek (pStream
, liMove
, STREAM_SEEK_CUR
, NULL
);
201 TRACE_(dmfile
)(": unknown chunk (irrelevant & skipping)\n");
202 liMove
.QuadPart
= Chunk
.dwSize
;
203 IStream_Seek (pStream
, liMove
, STREAM_SEEK_CUR
, NULL
);
207 TRACE_(dmfile
)(": ListCount[0] = %d < ListSize[0] = %d\n", ListCount
[0], ListSize
[0]);
208 } while (ListCount
[0] < ListSize
[0]);
212 TRACE_(dmfile
)(": unknown (skipping)\n");
213 liMove
.QuadPart
= Chunk
.dwSize
- sizeof(FOURCC
);
214 IStream_Seek (pStream
, liMove
, STREAM_SEEK_CUR
, NULL
);
221 TRACE_(dmfile
)(": unknown chunk (irrelevant & skipping)\n");
222 liMove
.QuadPart
= Chunk
.dwSize
;
223 IStream_Seek (pStream
, liMove
, STREAM_SEEK_CUR
, NULL
);
227 TRACE_(dmfile
)(": StreamCount[0] = %d < StreamSize[0] = %d\n", StreamCount
, StreamSize
);
228 } while (StreamCount
< StreamSize
);
230 TRACE_(dmfile
)(": unexpected chunk; loading failed)\n");
231 liMove
.QuadPart
= StreamSize
;
232 IStream_Seek (pStream
, liMove
, STREAM_SEEK_CUR
, NULL
); /* skip the rest of the chunk */
236 TRACE_(dmfile
)(": reading finished\n");
240 TRACE_(dmfile
)(": unexpected chunk; loading failed)\n");
241 liMove
.QuadPart
= Chunk
.dwSize
;
242 IStream_Seek (pStream
, liMove
, STREAM_SEEK_CUR
, NULL
); /* skip the rest of the chunk */
243 return DMUS_E_INVALIDFILE
;
247 TRACE(": returning descriptor: %s\n", debugstr_DMUS_OBJECTDESC (pDesc
));
252 static const IDirectMusicObjectVtbl dmobject_vtbl
= {
253 dmobj_IDirectMusicObject_QueryInterface
,
254 dmobj_IDirectMusicObject_AddRef
,
255 dmobj_IDirectMusicObject_Release
,
256 dmobj_IDirectMusicObject_GetDescriptor
,
257 dmobj_IDirectMusicObject_SetDescriptor
,
258 IDirectMusicObjectImpl_ParseDescriptor
261 /* IDirectMusicWaveImpl IPersistStream part: */
262 static inline IDirectMusicWaveImpl
*impl_from_IPersistStream(IPersistStream
*iface
)
264 return CONTAINING_RECORD(iface
, IDirectMusicWaveImpl
, dmobj
.IPersistStream_iface
);
267 static HRESULT WINAPI
IPersistStreamImpl_Load(IPersistStream
*iface
, IStream
*pStm
)
269 IDirectMusicWaveImpl
*This
= impl_from_IPersistStream(iface
);
270 DMUS_PRIVATE_CHUNK Chunk
;
271 DWORD StreamSize
, StreamCount
, ListSize
[1], ListCount
[1];
272 LARGE_INTEGER liMove
; /* used when skipping chunks */
274 FIXME("(%p, %p): loading not implemented yet (only descriptor is loaded)\n", This
, pStm
);
276 /* FIXME: should this be determined from stream? */
277 This
->dmobj
.desc
.dwValidData
|= DMUS_OBJ_CLASS
;
278 This
->dmobj
.desc
.guidClass
= CLSID_DirectMusicSegment
;
280 IStream_Read (pStm
, &Chunk
, sizeof(FOURCC
)+sizeof(DWORD
), NULL
);
281 TRACE_(dmfile
)(": %s chunk (size = 0x%04x)", debugstr_fourcc (Chunk
.fccID
), Chunk
.dwSize
);
282 switch (Chunk
.fccID
) {
284 IStream_Read (pStm
, &Chunk
.fccID
, sizeof(FOURCC
), NULL
);
285 TRACE_(dmfile
)(": RIFF chunk of type %s", debugstr_fourcc(Chunk
.fccID
));
286 StreamSize
= Chunk
.dwSize
- sizeof(FOURCC
);
288 if (Chunk
.fccID
== mmioFOURCC('W','A','V','E')) {
289 TRACE_(dmfile
)(": wave form\n");
291 IStream_Read (pStm
, &Chunk
, sizeof(FOURCC
)+sizeof(DWORD
), NULL
);
292 StreamCount
+= sizeof(FOURCC
) + sizeof(DWORD
) + Chunk
.dwSize
;
293 TRACE_(dmfile
)(": %s chunk (size = 0x%04x)", debugstr_fourcc (Chunk
.fccID
), Chunk
.dwSize
);
294 switch (Chunk
.fccID
) {
295 case DMUS_FOURCC_GUID_CHUNK
: {
296 TRACE_(dmfile
)(": GUID chunk\n");
297 This
->dmobj
.desc
.dwValidData
|= DMUS_OBJ_OBJECT
;
298 IStream_Read (pStm
, &This
->dmobj
.desc
.guidObject
, Chunk
.dwSize
, NULL
);
301 case DMUS_FOURCC_VERSION_CHUNK
: {
302 TRACE_(dmfile
)(": version chunk\n");
303 This
->dmobj
.desc
.dwValidData
|= DMUS_OBJ_VERSION
;
304 IStream_Read (pStm
, &This
->dmobj
.desc
.vVersion
, Chunk
.dwSize
, NULL
);
307 case DMUS_FOURCC_CATEGORY_CHUNK
: {
308 TRACE_(dmfile
)(": category chunk\n");
309 This
->dmobj
.desc
.dwValidData
|= DMUS_OBJ_CATEGORY
;
310 IStream_Read (pStm
, This
->dmobj
.desc
.wszCategory
, Chunk
.dwSize
, NULL
);
314 IStream_Read (pStm
, &Chunk
.fccID
, sizeof(FOURCC
), NULL
);
315 TRACE_(dmfile
)(": LIST chunk of type %s", debugstr_fourcc(Chunk
.fccID
));
316 ListSize
[0] = Chunk
.dwSize
- sizeof(FOURCC
);
318 switch (Chunk
.fccID
) {
319 /* evil M$ UNFO list, which can (!?) contain INFO elements */
320 case DMUS_FOURCC_UNFO_LIST
: {
321 TRACE_(dmfile
)(": UNFO list\n");
323 IStream_Read (pStm
, &Chunk
, sizeof(FOURCC
)+sizeof(DWORD
), NULL
);
324 ListCount
[0] += sizeof(FOURCC
) + sizeof(DWORD
) + Chunk
.dwSize
;
325 TRACE_(dmfile
)(": %s chunk (size = 0x%04x)", debugstr_fourcc (Chunk
.fccID
), Chunk
.dwSize
);
326 switch (Chunk
.fccID
) {
327 /* don't ask me why, but M$ puts INFO elements in UNFO list sometimes
328 (though strings seem to be valid unicode) */
329 case mmioFOURCC('I','N','A','M'):
330 case DMUS_FOURCC_UNAM_CHUNK
: {
331 TRACE_(dmfile
)(": name chunk\n");
332 This
->dmobj
.desc
.dwValidData
|= DMUS_OBJ_NAME
;
333 IStream_Read (pStm
, This
->dmobj
.desc
.wszName
, Chunk
.dwSize
, NULL
);
336 case mmioFOURCC('I','A','R','T'):
337 case DMUS_FOURCC_UART_CHUNK
: {
338 TRACE_(dmfile
)(": artist chunk (ignored)\n");
339 liMove
.QuadPart
= Chunk
.dwSize
;
340 IStream_Seek (pStm
, liMove
, STREAM_SEEK_CUR
, NULL
);
343 case mmioFOURCC('I','C','O','P'):
344 case DMUS_FOURCC_UCOP_CHUNK
: {
345 TRACE_(dmfile
)(": copyright chunk (ignored)\n");
346 liMove
.QuadPart
= Chunk
.dwSize
;
347 IStream_Seek (pStm
, liMove
, STREAM_SEEK_CUR
, NULL
);
350 case mmioFOURCC('I','S','B','J'):
351 case DMUS_FOURCC_USBJ_CHUNK
: {
352 TRACE_(dmfile
)(": subject chunk (ignored)\n");
353 liMove
.QuadPart
= Chunk
.dwSize
;
354 IStream_Seek (pStm
, liMove
, STREAM_SEEK_CUR
, NULL
);
357 case mmioFOURCC('I','C','M','T'):
358 case DMUS_FOURCC_UCMT_CHUNK
: {
359 TRACE_(dmfile
)(": comment chunk (ignored)\n");
360 liMove
.QuadPart
= Chunk
.dwSize
;
361 IStream_Seek (pStm
, liMove
, STREAM_SEEK_CUR
, NULL
);
365 TRACE_(dmfile
)(": unknown chunk (irrelevant & skipping)\n");
366 liMove
.QuadPart
= Chunk
.dwSize
;
367 IStream_Seek (pStm
, liMove
, STREAM_SEEK_CUR
, NULL
);
371 TRACE_(dmfile
)(": ListCount[0] = %d < ListSize[0] = %d\n", ListCount
[0], ListSize
[0]);
372 } while (ListCount
[0] < ListSize
[0]);
376 TRACE_(dmfile
)(": unknown (skipping)\n");
377 liMove
.QuadPart
= Chunk
.dwSize
- sizeof(FOURCC
);
378 IStream_Seek (pStm
, liMove
, STREAM_SEEK_CUR
, NULL
);
385 TRACE_(dmfile
)(": unknown chunk (irrelevant & skipping)\n");
386 liMove
.QuadPart
= Chunk
.dwSize
;
387 IStream_Seek (pStm
, liMove
, STREAM_SEEK_CUR
, NULL
);
391 TRACE_(dmfile
)(": StreamCount[0] = %d < StreamSize[0] = %d\n", StreamCount
, StreamSize
);
392 } while (StreamCount
< StreamSize
);
394 TRACE_(dmfile
)(": unexpected chunk; loading failed)\n");
395 liMove
.QuadPart
= StreamSize
;
396 IStream_Seek (pStm
, liMove
, STREAM_SEEK_CUR
, NULL
); /* skip the rest of the chunk */
400 TRACE_(dmfile
)(": reading finished\n");
404 TRACE_(dmfile
)(": unexpected chunk; loading failed)\n");
405 liMove
.QuadPart
= Chunk
.dwSize
;
406 IStream_Seek (pStm
, liMove
, STREAM_SEEK_CUR
, NULL
); /* skip the rest of the chunk */
407 return DMUS_E_INVALIDFILE
;
414 static const IPersistStreamVtbl persiststream_vtbl
= {
415 dmobj_IPersistStream_QueryInterface
,
416 dmobj_IPersistStream_AddRef
,
417 dmobj_IPersistStream_Release
,
418 dmobj_IPersistStream_GetClassID
,
419 unimpl_IPersistStream_IsDirty
,
420 IPersistStreamImpl_Load
,
421 unimpl_IPersistStream_Save
,
422 unimpl_IPersistStream_GetSizeMax
425 /* for ClassFactory */
426 HRESULT WINAPI
create_dswave(REFIID lpcGUID
, void **ppobj
)
428 IDirectMusicWaveImpl
*obj
;
431 obj
= HeapAlloc(GetProcessHeap(), 0, sizeof(IDirectMusicWaveImpl
));
434 return E_OUTOFMEMORY
;
436 obj
->IUnknown_iface
.lpVtbl
= &unknown_vtbl
;
438 dmobject_init(&obj
->dmobj
, &CLSID_DirectSoundWave
, &obj
->IUnknown_iface
);
439 obj
->dmobj
.IDirectMusicObject_iface
.lpVtbl
= &dmobject_vtbl
;
440 obj
->dmobj
.IPersistStream_iface
.lpVtbl
= &persiststream_vtbl
;
443 hr
= IUnknown_QueryInterface(&obj
->IUnknown_iface
, lpcGUID
, ppobj
);
444 IUnknown_Release(&obj
->IUnknown_iface
);