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qcap: Search the whole graph for an unconnected pin. 

Signed-off-by: Andrew Eikum <aeikum@codeweavers.com>
Signed-off-by: Alexandre Julliard <julliard@winehq.org>
This commit is contained in:
Andrew Eikum 2016-05-16 08:28:32 -05:00 committed by Alexandre Julliard
parent 65bab6a5fe
commit af05ff4b15
1 changed files with 68 additions and 21 deletions
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87
dlls/qcap/capturegraph.c
View File

@ -360,6 +360,66 @@ end:
return hr;
}
static HRESULT find_unconnected_pin(CaptureGraphImpl *This,
const GUID *pCategory, const GUID *pType, IUnknown *pSource, IPin **out_pin)
{
int index = 0;
IPin *source_out;
HRESULT hr;
BOOL usedSmartTeePreviewPin = FALSE;
/* depth-first search the graph for the first unconnected pin that matches
* the given category and type */
for(;;){
IPin *nextpin;
if (pCategory && (IsEqualIID(pCategory, &PIN_CATEGORY_CAPTURE) || IsEqualIID(pCategory, &PIN_CATEGORY_PREVIEW))){
IBaseFilter *sourceFilter = NULL;
hr = IUnknown_QueryInterface(pSource, &IID_IBaseFilter, (void**)&sourceFilter);
if (SUCCEEDED(hr)) {
hr = match_smart_tee_pin(This, pCategory, pType, pSource, &source_out);
if (hr == VFW_S_NOPREVIEWPIN)
usedSmartTeePreviewPin = TRUE;
IBaseFilter_Release(sourceFilter);
} else {
hr = ICaptureGraphBuilder2_FindPin(&This->ICaptureGraphBuilder2_iface, pSource, PINDIR_OUTPUT, pCategory, pType, FALSE, index, &source_out);
}
if (FAILED(hr))
return E_INVALIDARG;
} else {
hr = ICaptureGraphBuilder2_FindPin(&This->ICaptureGraphBuilder2_iface, pSource, PINDIR_OUTPUT, pCategory, pType, FALSE, index, &source_out);
if (FAILED(hr))
return E_INVALIDARG;
}
hr = IPin_ConnectedTo(source_out, &nextpin);
if(SUCCEEDED(hr)){
PIN_INFO info;
IPin_Release(source_out);
hr = IPin_QueryPinInfo(nextpin, &info);
if(FAILED(hr) || !info.pFilter){
WARN("QueryPinInfo failed: %08x\n", hr);
return hr;
}
hr = find_unconnected_pin(This, pCategory, pType, (IUnknown*)info.pFilter, out_pin);
IBaseFilter_Release(info.pFilter);
if(SUCCEEDED(hr))
return hr;
}else{
*out_pin = source_out;
if(usedSmartTeePreviewPin)
return VFW_S_NOPREVIEWPIN;
return S_OK;
}
index++;
}
}
static HRESULT WINAPI
fnCaptureGraphBuilder2_RenderStream(ICaptureGraphBuilder2 * iface,
@ -372,8 +432,7 @@ fnCaptureGraphBuilder2_RenderStream(ICaptureGraphBuilder2 * iface,
CaptureGraphImpl *This = impl_from_ICaptureGraphBuilder2(iface);
IPin *source_out = NULL, *renderer_in;
BOOL rendererNeedsRelease = FALSE;
BOOL usedSmartTeePreviewPin = FALSE;
HRESULT hr;
HRESULT hr, return_hr = S_OK;
FIXME("(%p/%p)->(%s, %s, %p, %p, %p) semi-stub!\n", This, iface,
debugstr_guid(pCategory), debugstr_guid(pType),
@ -388,24 +447,12 @@ fnCaptureGraphBuilder2_RenderStream(ICaptureGraphBuilder2 * iface,
if (pCategory && IsEqualIID(pCategory, &PIN_CATEGORY_VBI)) {
FIXME("Tee/Sink-to-Sink filter not supported\n");
return E_NOTIMPL;
} else if (pCategory && (IsEqualIID(pCategory, &PIN_CATEGORY_CAPTURE) || IsEqualIID(pCategory, &PIN_CATEGORY_PREVIEW))){
IBaseFilter *sourceFilter = NULL;
hr = IUnknown_QueryInterface(pSource, &IID_IBaseFilter, (void**)&sourceFilter);
if (SUCCEEDED(hr)) {
hr = match_smart_tee_pin(This, pCategory, pType, pSource, &source_out);
if (hr == VFW_S_NOPREVIEWPIN)
usedSmartTeePreviewPin = TRUE;
IBaseFilter_Release(sourceFilter);
} else {
hr = ICaptureGraphBuilder2_FindPin(iface, pSource, PINDIR_OUTPUT, pCategory, pType, TRUE, 0, &source_out);
}
hr = find_unconnected_pin(This, pCategory, pType, pSource, &source_out);
if (FAILED(hr))
return E_INVALIDARG;
} else {
hr = ICaptureGraphBuilder2_FindPin(iface, pSource, PINDIR_OUTPUT, pCategory, pType, TRUE, 0, &source_out);
if (FAILED(hr))
return E_INVALIDARG;
}
return hr;
return_hr = hr;
if (!pfRenderer)
{
@ -480,8 +527,8 @@ fnCaptureGraphBuilder2_RenderStream(ICaptureGraphBuilder2 * iface,
IPin_Release(renderer_in);
if (rendererNeedsRelease)
IBaseFilter_Release(pfRenderer);
if (SUCCEEDED(hr) && usedSmartTeePreviewPin)
hr = VFW_S_NOPREVIEWPIN;
if (SUCCEEDED(hr))
return return_hr;
return hr;
}