static HRESULT WINAPI
fnCaptureGraphBuilder2_SetFilterGraph(ICaptureGraphBuilder2 * iface,
IGraphBuilder *pfg)
{
/* The graph builder will automatically create a filter graph if you don't call
this method. If you call this method after the graph builder has created its
own filter graph, the call will fail. */
IMediaEvent *pmev;
CaptureGraphImpl *This = impl_from_ICaptureGraphBuilder2(iface);
TRACE("(%p/%p)->(%p)\n", This, iface, pfg);
if (This->mygraph)
return E_UNEXPECTED;
if (!pfg)
return E_POINTER;
This->mygraph = pfg;
IGraphBuilder_AddRef(This->mygraph);
if (SUCCEEDED(IGraphBuilder_QueryInterface(This->mygraph,
&IID_IMediaEvent, (LPVOID *)&pmev)))
{
IMediaEvent_CancelDefaultHandling(pmev, EC_REPAINT);
IMediaEvent_Release(pmev);
}
return S_OK;
}
/*** IAMMultiMediaStream methods ***/
static HRESULT WINAPI IAMMultiMediaStreamImpl_Initialize(IAMMultiMediaStream* iface, STREAM_TYPE StreamType, DWORD dwFlags, IGraphBuilder* pFilterGraph)
{
IAMMultiMediaStreamImpl *This = impl_from_IAMMultiMediaStream(iface);
HRESULT hr = S_OK;
const WCHAR filternameW[] = {'M','e','d','i','a','S','t','r','e','a','m','F','i','l','t','e','r',0};
TRACE("(%p/%p)->(%x,%x,%p)\n", This, iface, (DWORD)StreamType, dwFlags, pFilterGraph);
if (pFilterGraph)
{
This->pFilterGraph = pFilterGraph;
IGraphBuilder_AddRef(This->pFilterGraph);
}
else
{
hr = CoCreateInstance(&CLSID_FilterGraph, NULL, CLSCTX_INPROC_SERVER, &IID_IGraphBuilder, (LPVOID*)&This->pFilterGraph);
}
if (SUCCEEDED(hr))
{
This->StreamType = StreamType;
hr = IGraphBuilder_QueryInterface(This->pFilterGraph, &IID_IMediaSeeking, (void**)&This->media_seeking);
if (SUCCEEDED(hr))
IGraphBuilder_QueryInterface(This->pFilterGraph, &IID_IMediaControl, (void**)&This->media_control);
if (SUCCEEDED(hr))
hr = CoCreateInstance(&CLSID_MediaStreamFilter, NULL, CLSCTX_INPROC_SERVER, &IID_IBaseFilter, (LPVOID*)&This->media_stream_filter);
if (SUCCEEDED(hr))
IGraphBuilder_AddFilter(This->pFilterGraph, This->media_stream_filter, filternameW);
if (SUCCEEDED(hr))
{
IMediaEventEx* media_event = NULL;
hr = IGraphBuilder_QueryInterface(This->pFilterGraph, &IID_IMediaEventEx, (void**)&media_event);
if (SUCCEEDED(hr))
hr = IMediaEventEx_GetEventHandle(media_event, &This->event);
if (SUCCEEDED(hr))
hr = IMediaEventEx_SetNotifyFlags(media_event, AM_MEDIAEVENT_NONOTIFY);
if (media_event)
IMediaEventEx_Release(media_event);
}
}
if (FAILED(hr))
{
if (This->media_stream_filter)
IBaseFilter_Release(This->media_stream_filter);
This->media_stream_filter = NULL;
if (This->media_seeking)
IMediaSeeking_Release(This->media_seeking);
This->media_seeking = NULL;
if (This->media_control)
IMediaControl_Release(This->media_control);
This->media_control = NULL;
if (This->pFilterGraph)
IGraphBuilder_Release(This->pFilterGraph);
This->pFilterGraph = NULL;
}
return hr;
}
static HRESULT WINAPI
fnCaptureGraphBuilder2_GetFilterGraph(ICaptureGraphBuilder2 * iface,
IGraphBuilder **pfg)
{
CaptureGraphImpl *This = impl_from_ICaptureGraphBuilder2(iface);
TRACE("(%p/%p)->(%p)\n", This, iface, pfg);
if (!pfg)
return E_POINTER;
*pfg = This->mygraph;
if (!This->mygraph)
{
TRACE("(%p) Getting NULL filtergraph\n", iface);
return E_UNEXPECTED;
}
IGraphBuilder_AddRef(This->mygraph);
TRACE("(%p) return filtergraph %p\n", iface, *pfg);
return S_OK;
}
/*** IAMMultiMediaStream methods ***/
static HRESULT WINAPI IAMMultiMediaStreamImpl_Initialize(IAMMultiMediaStream* iface, STREAM_TYPE StreamType, DWORD dwFlags, IGraphBuilder* pFilterGraph)
{
IAMMultiMediaStreamImpl *This = impl_from_IAMMultiMediaStream(iface);
HRESULT hr = S_OK;
TRACE("(%p/%p)->(%x,%x,%p)\n", This, iface, (DWORD)StreamType, dwFlags, pFilterGraph);
if (pFilterGraph)
{
This->pFilterGraph = pFilterGraph;
IGraphBuilder_AddRef(This->pFilterGraph);
}
else
{
hr = CoCreateInstance(&CLSID_FilterGraph, NULL, CLSCTX_INPROC_SERVER, &IID_IGraphBuilder, (LPVOID*)&This->pFilterGraph);
}
if (SUCCEEDED(hr))
{
This->StreamType = StreamType;
}
return hr;
}
