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amstream: Create MediaStream filter when initialising AMMutiMediaStream.

This commit is contained in:
Christian Costa 2012-03-14 21:51:35 +01:00 committed by Alexandre Julliard
parent 8d9655b819
commit c6c4472381
1 changed files with 11 additions and 0 deletions
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11
dlls/amstream/amstream.c
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@ -37,6 +37,7 @@ typedef struct {
IGraphBuilder* pFilterGraph;
IMediaSeeking* media_seeking;
IMediaControl* media_control;
IBaseFilter* media_stream_filter;
IPin* ipin;
ULONG nbStreams;
IMediaStream** pStreams;
@ -118,6 +119,8 @@ static ULONG WINAPI IAMMultiMediaStreamImpl_Release(IAMMultiMediaStream* iface)
IMediaStream_Release(This->pStreams[i]);
if (This->ipin)
IPin_Release(This->ipin);
if (This->media_stream_filter)
IBaseFilter_Release(This->media_stream_filter);
if (This->media_seeking)
IMediaSeeking_Release(This->media_seeking);
if (This->media_control)
@ -230,6 +233,7 @@ static HRESULT WINAPI IAMMultiMediaStreamImpl_Initialize(IAMMultiMediaStream* if
{
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);
@ -249,10 +253,17 @@ static HRESULT WINAPI IAMMultiMediaStreamImpl_Initialize(IAMMultiMediaStream* if
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 (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;