Support loading of Wave segments on IDirectMusicSegment8.

This commit is contained in:
Raphael Junqueira 2004-05-27 01:54:59 +00:00 committed by Alexandre Julliard
parent 1a85a57e0e
commit 41b9ae33de

View file

@ -1156,6 +1156,35 @@ static HRESULT IDirectMusicSegment8Impl_IPersistStream_ParseSegmentForm (LPPERSI
return S_OK;
}
static HRESULT IDirectMusicSegment8Impl_IPersistStream_LoadWave (LPPERSISTSTREAM iface, IStream* pClonedStream, IDirectMusicObject** ppWaveObject) {
HRESULT hr = E_FAIL;
IPersistStream* pPersistStream = NULL;
hr = CoCreateInstance (&CLSID_DirectSoundWave, NULL, CLSCTX_INPROC_SERVER, &IID_IDirectMusicObject, (LPVOID*) ppWaveObject);
if (FAILED(hr)) {
ERR(": could not create object\n");
return hr;
}
/* acquire PersistStream interface */
hr = IDirectMusicTrack_QueryInterface (*ppWaveObject, &IID_IPersistStream, (LPVOID*) &pPersistStream);
if (FAILED(hr)) {
ERR(": could not acquire IPersistStream\n");
return hr;
}
/* load */
hr = IPersistStream_Load (pPersistStream, pClonedStream);
if (FAILED(hr)) {
ERR(": failed to load object\n");
return hr;
}
/* release all loading-related stuff */
IPersistStream_Release (pPersistStream);
return S_OK;
}
HRESULT WINAPI IDirectMusicSegment8Impl_IPersistStream_Load (LPPERSISTSTREAM iface, IStream* pStm) {
ICOM_THIS_MULTI(IDirectMusicSegment8Impl, PersistStreamVtbl, iface);
@ -1183,7 +1212,26 @@ HRESULT WINAPI IDirectMusicSegment8Impl_IPersistStream_Load (LPPERSISTSTREAM ifa
break;
}
case mmioFOURCC('W','A','V','E'): {
FIXME_(dmfile)(": WAVE form (loading not yet implemented)\n");
LPSTREAM pClonedStream = NULL;
IDirectMusicObject* pWave = NULL;
FIXME_(dmfile)(": WAVE form (loading to be checked)\n");
IStream_Clone (pStm, &pClonedStream);
liMove.QuadPart = 0;
liMove.QuadPart -= sizeof(FOURCC) + (sizeof(FOURCC)+sizeof(DWORD));
IStream_Seek (pClonedStream, liMove, STREAM_SEEK_CUR, NULL);
hr = IDirectMusicSegment8Impl_IPersistStream_LoadWave (iface, pClonedStream, &pWave);
if (FAILED(hr)) {
ERR(": could not load track\n");
return hr;
}
IStream_Release (pClonedStream);
IDirectMusicTrack_Release(pWave); pWave = NULL; /* now we can release at as it inserted */
liMove.QuadPart = StreamSize;
IStream_Seek (pStm, liMove, STREAM_SEEK_CUR, NULL); /* skip the rest of the chunk */
break;