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quartz: Standardize COM aggregation for NullRenderer.

This commit is contained in:
Michael Stefaniuc 2012-07-02 01:01:26 +02:00 committed by Alexandre Julliard
parent 3501cb7b12
commit ad75caa483
1 changed files with 36 additions and 64 deletions
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98
dlls/quartz/nullrenderer.c
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@ -48,13 +48,9 @@ static const IAMFilterMiscFlagsVtbl IAMFilterMiscFlags_Vtbl;
typedef struct NullRendererImpl
{
BaseRenderer renderer;
const IUnknownVtbl * IInner_vtbl;
IUnknown IUnknown_inner;
IAMFilterMiscFlags IAMFilterMiscFlags_iface;
IUnknown * pUnkOuter;
BOOL bUnkOuterValid;
BOOL bAggregatable;
IUnknown *outer_unk;
} NullRendererImpl;
static HRESULT WINAPI NullRenderer_DoRenderSample(BaseRenderer *iface, IMediaSample *pMediaSample)
@ -100,13 +96,17 @@ HRESULT NullRenderer_create(IUnknown * pUnkOuter, LPVOID * ppv)
*ppv = NULL;
pNullRenderer = CoTaskMemAlloc(sizeof(NullRendererImpl));
pNullRenderer->pUnkOuter = pUnkOuter;
pNullRenderer->bUnkOuterValid = FALSE;
pNullRenderer->bAggregatable = FALSE;
pNullRenderer->IInner_vtbl = &IInner_VTable;
pNullRenderer->IUnknown_inner.lpVtbl = &IInner_VTable;
pNullRenderer->IAMFilterMiscFlags_iface.lpVtbl = &IAMFilterMiscFlags_Vtbl;
hr = BaseRenderer_Init(&pNullRenderer->renderer, &NullRenderer_Vtbl, pUnkOuter, &CLSID_NullRenderer, (DWORD_PTR)(__FILE__ ": NullRendererImpl.csFilter"), &RendererFuncTable);
if (pUnkOuter)
pNullRenderer->outer_unk = pUnkOuter;
else
pNullRenderer->outer_unk = &pNullRenderer->IUnknown_inner;
hr = BaseRenderer_Init(&pNullRenderer->renderer, &NullRenderer_Vtbl, pUnkOuter,
&CLSID_NullRenderer, (DWORD_PTR)(__FILE__ ": NullRendererImpl.csFilter"),
&RendererFuncTable);
if (FAILED(hr))
{
@ -114,23 +114,26 @@ HRESULT NullRenderer_create(IUnknown * pUnkOuter, LPVOID * ppv)
CoTaskMemFree(pNullRenderer);
}
else
*ppv = pNullRenderer;
*ppv = &pNullRenderer->IUnknown_inner;
return hr;
return S_OK;
}
static HRESULT WINAPI NullRendererInner_QueryInterface(IUnknown * iface, REFIID riid, LPVOID * ppv)
static inline NullRendererImpl *impl_from_IUnknown(IUnknown *iface)
{
ICOM_THIS_MULTI(NullRendererImpl, IInner_vtbl, iface);
TRACE("(%p/%p)->(%s, %p)\n", This, iface, qzdebugstr_guid(riid), ppv);
return CONTAINING_RECORD(iface, NullRendererImpl, IUnknown_inner);
}
if (This->bAggregatable)
This->bUnkOuterValid = TRUE;
static HRESULT WINAPI NullRendererInner_QueryInterface(IUnknown *iface, REFIID riid, void **ppv)
{
NullRendererImpl *This = impl_from_IUnknown(iface);
TRACE("(%p/%p)->(%s, %p)\n", This, iface, qzdebugstr_guid(riid), ppv);
*ppv = NULL;
if (IsEqualIID(riid, &IID_IUnknown))
*ppv = &This->IInner_vtbl;
*ppv = &This->IUnknown_inner;
else if (IsEqualIID(riid, &IID_IAMFilterMiscFlags))
*ppv = &This->IAMFilterMiscFlags_iface;
else
@ -143,7 +146,7 @@ static HRESULT WINAPI NullRendererInner_QueryInterface(IUnknown * iface, REFIID
if (*ppv)
{
IUnknown_AddRef((IUnknown *)(*ppv));
IUnknown_AddRef((IUnknown *)*ppv);
return S_OK;
}
@ -153,24 +156,23 @@ static HRESULT WINAPI NullRendererInner_QueryInterface(IUnknown * iface, REFIID
return E_NOINTERFACE;
}
static ULONG WINAPI NullRendererInner_AddRef(IUnknown * iface)
static ULONG WINAPI NullRendererInner_AddRef(IUnknown *iface)
{
ICOM_THIS_MULTI(NullRendererImpl, IInner_vtbl, iface);
NullRendererImpl *This = impl_from_IUnknown(iface);
return BaseFilterImpl_AddRef(&This->renderer.filter.IBaseFilter_iface);
}
static ULONG WINAPI NullRendererInner_Release(IUnknown * iface)
static ULONG WINAPI NullRendererInner_Release(IUnknown *iface)
{
ICOM_THIS_MULTI(NullRendererImpl, IInner_vtbl, iface);
ULONG refCount = BaseRendererImpl_Release(&This->renderer.filter.IBaseFilter_iface);
NullRendererImpl *This = impl_from_IUnknown(iface);
ULONG refCount = BaseFilterImpl_Release(&This->renderer.filter.IBaseFilter_iface);
if (!refCount)
{
TRACE("Destroying Null Renderer\n");
CoTaskMemFree(This);
return 0;
}
else
return refCount;
}
@ -184,49 +186,19 @@ static const IUnknownVtbl IInner_VTable =
static HRESULT WINAPI NullRenderer_QueryInterface(IBaseFilter * iface, REFIID riid, LPVOID * ppv)
{
NullRendererImpl *This = (NullRendererImpl *)iface;
if (This->bAggregatable)
This->bUnkOuterValid = TRUE;
if (This->pUnkOuter)
{
if (This->bAggregatable)
return IUnknown_QueryInterface(This->pUnkOuter, riid, ppv);
if (IsEqualIID(riid, &IID_IUnknown))
{
HRESULT hr;
IUnknown_AddRef((IUnknown *)&(This->IInner_vtbl));
hr = IUnknown_QueryInterface((IUnknown *)&(This->IInner_vtbl), riid, ppv);
IUnknown_Release((IUnknown *)&(This->IInner_vtbl));
This->bAggregatable = TRUE;
return hr;
}
*ppv = NULL;
return E_NOINTERFACE;
}
return IUnknown_QueryInterface((IUnknown *)&(This->IInner_vtbl), riid, ppv);
return IUnknown_QueryInterface(This->outer_unk, riid, ppv);
}
static ULONG WINAPI NullRenderer_AddRef(IBaseFilter * iface)
{
NullRendererImpl *This = (NullRendererImpl *)iface;
if (This->pUnkOuter && This->bUnkOuterValid)
return IUnknown_AddRef(This->pUnkOuter);
return IUnknown_AddRef((IUnknown *)&(This->IInner_vtbl));
return IUnknown_AddRef(This->outer_unk);
}
static ULONG WINAPI NullRenderer_Release(IBaseFilter * iface)
{
NullRendererImpl *This = (NullRendererImpl *)iface;
if (This->pUnkOuter && This->bUnkOuterValid)
return IUnknown_Release(This->pUnkOuter);
return IUnknown_Release((IUnknown *)&(This->IInner_vtbl));
return IUnknown_Release(This->outer_unk);
}
static const IBaseFilterVtbl NullRenderer_Vtbl =
@ -257,19 +229,19 @@ static HRESULT WINAPI AMFilterMiscFlags_QueryInterface(IAMFilterMiscFlags *iface
void **ppv)
{
NullRendererImpl *This = impl_from_IAMFilterMiscFlags(iface);
return IUnknown_QueryInterface((IUnknown*)This, riid, ppv);
return IUnknown_QueryInterface(This->outer_unk, riid, ppv);
}
static ULONG WINAPI AMFilterMiscFlags_AddRef(IAMFilterMiscFlags *iface)
{
NullRendererImpl *This = impl_from_IAMFilterMiscFlags(iface);
return IUnknown_AddRef((IUnknown*)This);
return IUnknown_AddRef(This->outer_unk);
}
static ULONG WINAPI AMFilterMiscFlags_Release(IAMFilterMiscFlags *iface)
{
NullRendererImpl *This = impl_from_IAMFilterMiscFlags(iface);
return IUnknown_Release((IUnknown*)This);
return IUnknown_Release(This->outer_unk);
}
static ULONG WINAPI AMFilterMiscFlags_GetMiscFlags(IAMFilterMiscFlags *iface)