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quartz: Try to render any existing renderers before creating a new one.

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Maarten Lankhorst 2008-06-10 18:19:27 +02:00 committed by Alexandre Julliard
parent 365bbe8343
commit aaee8a1b0e
1 changed files with 69 additions and 4 deletions
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73
dlls/quartz/filtergraph.c
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@ -928,6 +928,7 @@ static HRESULT WINAPI FilterGraph2_Render(IFilterGraph2 *iface,
GUID tab[2];
ULONG nb;
IMoniker* pMoniker;
INT x;
TRACE("(%p/%p)->(%p)\n", This, iface, ppinOut);
@ -943,12 +944,76 @@ static HRESULT WINAPI FilterGraph2_Render(IFilterGraph2 *iface,
IBaseFilter_Release(PinInfo.pFilter);
}
/* Try to find out if there is a renderer for the specified subtype already, and use that
*/
EnterCriticalSection(&This->cs);
for (x = 0; x < This->nFilters; ++x)
{
BOOL renderer = TRUE;
IEnumPins *enumpins = NULL;
IPin *pin = NULL;
hr = IBaseFilter_EnumPins(This->ppFiltersInGraph[x], &enumpins);
if (FAILED(hr) || !enumpins)
continue;
IEnumPins_Reset(enumpins);
while (IEnumPins_Next(enumpins, 1, &pin, NULL) == S_OK)
{
PIN_DIRECTION dir = PINDIR_OUTPUT;
IPin_QueryDirection(pin, &dir);
IPin_Release(pin);
pin = NULL;
if (dir != PINDIR_INPUT)
{
renderer = FALSE;
break;
}
}
IEnumPins_Reset(enumpins);
if (renderer == TRUE)
{
while (IEnumPins_Next(enumpins, 1, &pin, NULL) == S_OK)
{
IPin *to = NULL;
IPin_ConnectedTo(pin, &to);
if (to == NULL)
{
hr = IFilterGraph2_Connect(iface, ppinOut, pin);
if (SUCCEEDED(hr))
{
IPin_Release(pin);
IEnumPins_Release(enumpins);
LeaveCriticalSection(&This->cs);
ERR("Connected succesfully\n");
return hr;
}
}
else
IPin_Release(to);
IPin_Release(pin);
}
}
IEnumPins_Release(enumpins);
}
LeaveCriticalSection(&This->cs);
hr = IPin_EnumMediaTypes(ppinOut, &penummt);
if (FAILED(hr)) {
ERR("EnumMediaTypes (%x)\n", hr);
return hr;
}
IEnumMediaTypes_Reset(penummt);
while(1)
{
hr = IEnumMediaTypes_Next(penummt, 1, &mt, &nbmt);
@ -1016,7 +1081,7 @@ static HRESULT WINAPI FilterGraph2_Render(IFilterGraph2 *iface,
goto error;
}
/* Connect the pin to render to the renderer */
/* Connect the pin to render to the renderer */
hr = IFilterGraph2_Connect(iface, ppinOut, ppinfilter);
if (FAILED(hr)) {
TRACE("Unable to connect to renderer (%x)\n", hr);
@ -1033,10 +1098,10 @@ error:
IFilterGraph2_RemoveFilter(iface, pfilter);
IBaseFilter_Release(pfilter);
}
}
}
DeleteMediaType(mt);
break;
break;
}
IEnumMediaTypes_Release(penummt);