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quartz: IEnumFiltersImpl needs to access data from IGraphFilterImpl.

This commit is contained in:
Alessandro Pignotti 2013-02-19 15:56:17 +01:00 committed by Alexandre Julliard
parent 371bbf8db4
commit ea16925d8c
3 changed files with 84 additions and 22 deletions
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51
dlls/quartz/enumfilters.c
View File

@ -28,8 +28,10 @@ typedef struct IEnumFiltersImpl
{
IEnumFilters IEnumFilters_iface;
LONG refCount;
IBaseFilter ** ppFilters;
int nFilters;
IGraphVersion * pVersionSource;
LONG Version;
IBaseFilter *** pppFilters;
ULONG * pNumFilters;
ULONG uIndex;
} IEnumFiltersImpl;
@ -40,13 +42,15 @@ static inline IEnumFiltersImpl *impl_from_IEnumFilters(IEnumFilters *iface)
return CONTAINING_RECORD(iface, IEnumFiltersImpl, IEnumFilters_iface);
}
HRESULT IEnumFiltersImpl_Construct(IBaseFilter ** ppFilters, ULONG nFilters, IEnumFilters ** ppEnum)
HRESULT IEnumFiltersImpl_Construct(IGraphVersion * pVersionSource, IBaseFilter *** pppFilters, ULONG * pNumFilters, IEnumFilters ** ppEnum)
{
/* Note: The incoming IBaseFilter interfaces are not AddRef'd here as in Windows,
* they should have been previously AddRef'd. */
IEnumFiltersImpl * pEnumFilters = CoTaskMemAlloc(sizeof(IEnumFiltersImpl));
HRESULT hr;
LONG currentVersion;
TRACE("(%p, %d, %p)\n", ppFilters, nFilters, ppEnum);
TRACE("(%p, %p, %p)\n", pppFilters, pNumFilters, ppEnum);
*ppEnum = NULL;
@ -58,15 +62,14 @@ HRESULT IEnumFiltersImpl_Construct(IBaseFilter ** ppFilters, ULONG nFilters, IEn
pEnumFilters->IEnumFilters_iface.lpVtbl = &IEnumFiltersImpl_Vtbl;
pEnumFilters->refCount = 1;
pEnumFilters->uIndex = 0;
pEnumFilters->nFilters = nFilters;
pEnumFilters->ppFilters = CoTaskMemAlloc(sizeof(IBaseFilter*) * nFilters);
if (!pEnumFilters->ppFilters)
{
CoTaskMemFree(pEnumFilters);
return E_OUTOFMEMORY;
}
pEnumFilters->pNumFilters = pNumFilters;
pEnumFilters->pppFilters = pppFilters;
IGraphVersion_AddRef(pVersionSource);
pEnumFilters->pVersionSource = pVersionSource;
memcpy(pEnumFilters->ppFilters, ppFilters, nFilters * sizeof(IBaseFilter*));
/* Store the current version of the graph */
hr = IGraphVersion_QueryVersion(pVersionSource, &currentVersion);
pEnumFilters->Version = (hr==S_OK) ? currentVersion : 0;
*ppEnum = &pEnumFilters->IEnumFilters_iface;
return S_OK;
@ -113,8 +116,7 @@ static ULONG WINAPI IEnumFiltersImpl_Release(IEnumFilters * iface)
if (!refCount)
{
CoTaskMemFree(This->ppFilters);
CoTaskMemFree(This);
IGraphVersion_Release(This->pVersionSource);
return 0;
}
else
@ -125,18 +127,26 @@ static HRESULT WINAPI IEnumFiltersImpl_Next(IEnumFilters * iface, ULONG cFilters
{
ULONG cFetched;
ULONG i;
LONG currentVersion;
IEnumFiltersImpl *This = impl_from_IEnumFilters(iface);
HRESULT hr;
cFetched = min(This->nFilters, This->uIndex + cFilters) - This->uIndex;
cFetched = min(*This->pNumFilters, This->uIndex + cFilters) - This->uIndex;
TRACE("(%p)->(%u, %p, %p)\n", iface, cFilters, ppFilters, pcFetched);
/* First of all check if the graph has changed */
hr = IGraphVersion_QueryVersion(This->pVersionSource, &currentVersion);
if (hr==S_OK && This->Version != currentVersion)
return VFW_E_ENUM_OUT_OF_SYNC;
if (!ppFilters)
return E_POINTER;
for (i = 0; i < cFetched; i++)
{
ppFilters[i] = This->ppFilters[This->uIndex + i];
ppFilters[i] = (*This->pppFilters)[This->uIndex + i];
IBaseFilter_AddRef(ppFilters[i]);
}
@ -156,7 +166,7 @@ static HRESULT WINAPI IEnumFiltersImpl_Skip(IEnumFilters * iface, ULONG cFilters
TRACE("(%p)->(%u)\n", iface, cFilters);
if (This->uIndex + cFilters < This->nFilters)
if (This->uIndex + cFilters < *This->pNumFilters)
{
This->uIndex += cFilters;
return S_OK;
@ -167,10 +177,15 @@ static HRESULT WINAPI IEnumFiltersImpl_Skip(IEnumFilters * iface, ULONG cFilters
static HRESULT WINAPI IEnumFiltersImpl_Reset(IEnumFilters * iface)
{
IEnumFiltersImpl *This = impl_from_IEnumFilters(iface);
HRESULT hr;
LONG currentVersion;
TRACE("(%p)->()\n", iface);
This->uIndex = 0;
hr = IGraphVersion_QueryVersion(This->pVersionSource, &currentVersion);
if (!hr)
This->Version = currentVersion;
return S_OK;
}
@ -181,7 +196,7 @@ static HRESULT WINAPI IEnumFiltersImpl_Clone(IEnumFilters * iface, IEnumFilters
TRACE("(%p)->(%p)\n", iface, ppEnum);
hr = IEnumFiltersImpl_Construct(This->ppFilters, This->nFilters, ppEnum);
hr = IEnumFiltersImpl_Construct(This->pVersionSource, This->pppFilters, This->pNumFilters, ppEnum);
if (FAILED(hr))
return hr;
return IEnumFilters_Skip(*ppEnum, This->uIndex);

53
dlls/quartz/filtergraph.c
View File

@ -162,11 +162,11 @@ typedef struct _IFilterGraphImpl {
IGraphConfig IGraphConfig_iface;
IMediaPosition IMediaPosition_iface;
IObjectWithSite IObjectWithSite_iface;
IGraphVersion IGraphVersion_iface;
/* IAMGraphStreams */
/* IAMStats */
/* IFilterChain */
/* IFilterMapper2 */
/* IGraphVersion */
/* IQueueCommand */
/* IRegisterServiceProvider */
/* IResourceMananger */
@ -179,7 +179,7 @@ typedef struct _IFilterGraphImpl {
IFilterMapper2 * pFilterMapper2;
IBaseFilter ** ppFiltersInGraph;
LPWSTR * pFilterNames;
int nFilters;
ULONG nFilters;
int filterCapacity;
LONG nameIndex;
IReferenceClock *refClock;
@ -269,6 +269,9 @@ static HRESULT WINAPI FilterGraphInner_QueryInterface(IUnknown *iface, REFIID ri
} else if (IsEqualGUID(&IID_IFilterMapper3, riid)) {
*ppvObj = This->pFilterMapper2;
TRACE(" returning IFilterMapper3 interface from aggregated filtermapper (%p)\n", *ppvObj);
} else if (IsEqualGUID(&IID_IGraphVersion, riid)) {
*ppvObj = &This->IGraphConfig_iface;
TRACE(" returning IGraphConfig interface (%p)\n", *ppvObj);
} else {
*ppvObj = NULL;
FIXME("unknown interface %s\n", debugstr_guid(riid));
@ -562,7 +565,7 @@ static HRESULT WINAPI FilterGraph2_EnumFilters(IFilterGraph2 *iface, IEnumFilter
TRACE("(%p/%p)->(%p)\n", This, iface, ppEnum);
return IEnumFiltersImpl_Construct(This->ppFiltersInGraph, This->nFilters, ppEnum);
return IEnumFiltersImpl_Construct(&This->IGraphVersion_iface, &This->ppFiltersInGraph, &This->nFilters, ppEnum);
}
static HRESULT WINAPI FilterGraph2_FindFilterByName(IFilterGraph2 *iface, LPCWSTR pName,
@ -5547,6 +5550,49 @@ static const IGraphConfigVtbl IGraphConfig_VTable =
GraphConfig_RemoveFilterEx
};
static inline IFilterGraphImpl *impl_from_IGraphVersion(IGraphVersion *iface)
{
return CONTAINING_RECORD(iface, IFilterGraphImpl, IGraphVersion_iface);
}
static HRESULT WINAPI GraphVersion_QueryInterface(IGraphVersion *iface, REFIID riid, void **ppv)
{
IFilterGraphImpl *This = impl_from_IGraphVersion(iface);
return IUnknown_QueryInterface(This->outer_unk, riid, ppv);
}
static ULONG WINAPI GraphVersion_AddRef(IGraphVersion *iface)
{
IFilterGraphImpl *This = impl_from_IGraphVersion(iface);
return IUnknown_AddRef(This->outer_unk);
}
static ULONG WINAPI GraphVersion_Release(IGraphVersion *iface)
{
IFilterGraphImpl *This = impl_from_IGraphVersion(iface);
return IUnknown_Release(This->outer_unk);
}
static HRESULT WINAPI GraphVersion_QueryVersion(IGraphVersion *iface, LONG *pVersion)
{
IFilterGraphImpl *This = impl_from_IGraphVersion(iface);
FIXME("(%p)->(%p): stub!\n", This, pVersion);
return E_NOTIMPL;
}
static const IGraphVersionVtbl IGraphVersion_VTable =
{
GraphVersion_QueryInterface,
GraphVersion_AddRef,
GraphVersion_Release,
GraphVersion_QueryVersion,
};
static const IUnknownVtbl IInner_VTable =
{
FilterGraphInner_QueryInterface,
@ -5579,6 +5625,7 @@ HRESULT FilterGraph_create(IUnknown *pUnkOuter, LPVOID *ppObj)
fimpl->IGraphConfig_iface.lpVtbl = &IGraphConfig_VTable;
fimpl->IMediaPosition_iface.lpVtbl = &IMediaPosition_VTable;
fimpl->IObjectWithSite_iface.lpVtbl = &IObjectWithSite_VTable;
fimpl->IGraphVersion_iface.lpVtbl = &IGraphVersion_VTable;
fimpl->ref = 1;
fimpl->ppFiltersInGraph = NULL;
fimpl->pFilterNames = NULL;

2
dlls/quartz/quartz_private.h
View File

@ -59,7 +59,7 @@ HRESULT VMR9Impl_create(IUnknown *pUnkOuter, LPVOID *ppv) DECLSPEC_HIDDEN;
HRESULT EnumMonikerImpl_Create(IMoniker ** ppMoniker, ULONG nMonikerCount, IEnumMoniker ** ppEnum) DECLSPEC_HIDDEN;
HRESULT IEnumRegFiltersImpl_Construct(REGFILTER * pInRegFilters, const ULONG size, IEnumRegFilters ** ppEnum) DECLSPEC_HIDDEN;
HRESULT IEnumFiltersImpl_Construct(IBaseFilter ** ppFilters, ULONG nFilters, IEnumFilters ** ppEnum) DECLSPEC_HIDDEN;
HRESULT IEnumFiltersImpl_Construct(IGraphVersion * pVersionSource, IBaseFilter *** pppFilters, ULONG * pNumFilters, IEnumFilters ** ppEnum) DECLSPEC_HIDDEN;
extern const char * qzdebugstr_guid(const GUID * id) DECLSPEC_HIDDEN;
extern void video_unregister_windowclass(void) DECLSPEC_HIDDEN;