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qedit: Support COM aggregation for MediaDet.

This commit is contained in:
Michael Stefaniuc 2012-07-01 00:06:15 +02:00 committed by Alexandre Julliard
parent 4961caa836
commit 855046fe87
1 changed files with 73 additions and 28 deletions
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101
dlls/qedit/mediadet.c
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@ -33,8 +33,10 @@
WINE_DEFAULT_DEBUG_CHANNEL(qedit);
typedef struct MediaDetImpl {
IUnknown IUnknown_inner;
IMediaDet IMediaDet_iface;
LONG refCount;
IUnknown *outer_unk;
LONG ref;
IGraphBuilder *graph;
IBaseFilter *source;
IBaseFilter *splitter;
@ -43,6 +45,11 @@ typedef struct MediaDetImpl {
IPin *cur_pin;
} MediaDetImpl;
static inline MediaDetImpl *impl_from_IUnknown(IUnknown *iface)
{
return CONTAINING_RECORD(iface, MediaDetImpl, IUnknown_inner);
}
static inline MediaDetImpl *impl_from_IMediaDet(IMediaDet *iface)
{
return CONTAINING_RECORD(iface, MediaDetImpl, IMediaDet_iface);
@ -62,45 +69,79 @@ static void MD_cleanup(MediaDetImpl *This)
This->cur_stream = 0;
}
static ULONG WINAPI MediaDet_AddRef(IMediaDet* iface)
/* MediaDet inner IUnknown */
static HRESULT WINAPI MediaDet_inner_QueryInterface(IUnknown *iface, REFIID riid, void **ppv)
{
MediaDetImpl *This = impl_from_IMediaDet(iface);
ULONG refCount = InterlockedIncrement(&This->refCount);
TRACE("(%p)->() AddRef from %d\n", This, refCount - 1);
return refCount;
MediaDetImpl *This = impl_from_IUnknown(iface);
TRACE("(%p)->(%s %p)\n", This, debugstr_guid(riid), ppv);
*ppv = NULL;
if (IsEqualIID(riid, &IID_IUnknown))
*ppv = &This->IUnknown_inner;
else if IsEqualIID(riid, &IID_IMediaDet)
*ppv = &This->IMediaDet_iface;
else
WARN("(%p, %s,%p): not found\n", This, debugstr_guid(riid), ppv);
if (!*ppv)
return E_NOINTERFACE;
IUnknown_AddRef((IUnknown*)*ppv);
return S_OK;
}
static ULONG WINAPI MediaDet_Release(IMediaDet* iface)
static ULONG WINAPI MediaDet_inner_AddRef(IUnknown *iface)
{
MediaDetImpl *This = impl_from_IMediaDet(iface);
ULONG refCount = InterlockedDecrement(&This->refCount);
TRACE("(%p)->() Release from %d\n", This, refCount + 1);
MediaDetImpl *This = impl_from_IUnknown(iface);
ULONG ref = InterlockedIncrement(&This->ref);
if (refCount == 0)
TRACE("(%p) new ref = %u\n", This, ref);
return ref;
}
static ULONG WINAPI MediaDet_inner_Release(IUnknown *iface)
{
MediaDetImpl *This = impl_from_IUnknown(iface);
ULONG ref = InterlockedDecrement(&This->ref);
TRACE("(%p) new ref = %u\n", This, ref);
if (ref == 0)
{
MD_cleanup(This);
CoTaskMemFree(This);
return 0;
}
return refCount;
return ref;
}
static HRESULT WINAPI MediaDet_QueryInterface(IMediaDet* iface, REFIID riid,
void **ppvObject)
static const IUnknownVtbl mediadet_vtbl =
{
MediaDet_inner_QueryInterface,
MediaDet_inner_AddRef,
MediaDet_inner_Release,
};
/* IMediaDet implementation */
static HRESULT WINAPI MediaDet_QueryInterface(IMediaDet *iface, REFIID riid, void **ppv)
{
MediaDetImpl *This = impl_from_IMediaDet(iface);
TRACE("(%p)->(%s %p)\n", This, debugstr_guid(riid), ppvObject);
return IUnknown_QueryInterface(This->outer_unk, riid, ppv);
}
if (IsEqualIID(riid, &IID_IUnknown) ||
IsEqualIID(riid, &IID_IMediaDet)) {
MediaDet_AddRef(iface);
*ppvObject = This;
return S_OK;
}
*ppvObject = NULL;
WARN("(%p, %s,%p): not found\n", This, debugstr_guid(riid), ppvObject);
return E_NOINTERFACE;
static ULONG WINAPI MediaDet_AddRef(IMediaDet *iface)
{
MediaDetImpl *This = impl_from_IMediaDet(iface);
return IUnknown_AddRef(This->outer_unk);
}
static ULONG WINAPI MediaDet_Release(IMediaDet *iface)
{
MediaDetImpl *This = impl_from_IMediaDet(iface);
return IUnknown_Release(This->outer_unk);
}
static HRESULT WINAPI MediaDet_get_Filter(IMediaDet* iface, IUnknown **pVal)
@ -603,9 +644,6 @@ HRESULT MediaDet_create(IUnknown * pUnkOuter, LPVOID * ppv) {
TRACE("(%p,%p)\n", ppv, pUnkOuter);
if (pUnkOuter)
return CLASS_E_NOAGGREGATION;
obj = CoTaskMemAlloc(sizeof(MediaDetImpl));
if (NULL == obj) {
*ppv = NULL;
@ -613,7 +651,8 @@ HRESULT MediaDet_create(IUnknown * pUnkOuter, LPVOID * ppv) {
}
ZeroMemory(obj, sizeof(MediaDetImpl));
obj->refCount = 1;
obj->ref = 1;
obj->IUnknown_inner.lpVtbl = &mediadet_vtbl;
obj->IMediaDet_iface.lpVtbl = &IMediaDet_VTable;
obj->graph = NULL;
obj->source = NULL;
@ -623,5 +662,11 @@ HRESULT MediaDet_create(IUnknown * pUnkOuter, LPVOID * ppv) {
obj->cur_stream = 0;
*ppv = obj;
if (pUnkOuter)
obj->outer_unk = pUnkOuter;
else
obj->outer_unk = &obj->IUnknown_inner;
*ppv = &obj->IUnknown_inner;
return S_OK;
}