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strmbase: Return the iface instead of the object pointer.

This commit is contained in:
Michael Stefaniuc 2014-02-20 00:10:51 +01:00 committed by Alexandre Julliard
parent 8bd2eb3e78
commit 974e5af3fe
1 changed files with 4 additions and 12 deletions
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16
dlls/strmbase/filter.c
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@ -36,23 +36,15 @@ static inline BaseFilter *impl_from_IBaseFilter(IBaseFilter *iface)
HRESULT WINAPI BaseFilterImpl_QueryInterface(IBaseFilter * iface, REFIID riid, LPVOID * ppv) HRESULT WINAPI BaseFilterImpl_QueryInterface(IBaseFilter * iface, REFIID riid, LPVOID * ppv)
{ {
BaseFilter *This = impl_from_IBaseFilter(iface);
TRACE("(%p)->(%s, %p)\n", iface, debugstr_guid(riid), ppv); TRACE("(%p)->(%s, %p)\n", iface, debugstr_guid(riid), ppv);
*ppv = NULL; *ppv = NULL;
if (IsEqualIID(riid, &IID_IUnknown)) if (IsEqualIID(riid, &IID_IUnknown) || IsEqualIID(riid, &IID_IPersist) ||
*ppv = This; IsEqualIID(riid, &IID_IMediaFilter) || IsEqualIID(riid, &IID_IBaseFilter))
else if (IsEqualIID(riid, &IID_IPersist))
*ppv = This;
else if (IsEqualIID(riid, &IID_IMediaFilter))
*ppv = This;
else if (IsEqualIID(riid, &IID_IBaseFilter))
*ppv = This;
if (*ppv)
{ {
IUnknown_AddRef((IUnknown *)(*ppv)); *ppv = iface;
IBaseFilter_AddRef(iface);
return S_OK; return S_OK;
} }