static HRESULT WINAPI IAMMultiMediaStreamImpl_GetFilterGraph(IAMMultiMediaStream* iface, IGraphBuilder** ppGraphBuilder)
{
IAMMultiMediaStreamImpl *This = impl_from_IAMMultiMediaStream(iface);
TRACE("(%p/%p)->(%p)\n", This, iface, ppGraphBuilder);
if (!ppGraphBuilder)
return E_POINTER;
if (This->pFilterGraph)
return IFilterGraph_QueryInterface(This->pFilterGraph, &IID_IGraphBuilder, (void**)ppGraphBuilder);
else
*ppGraphBuilder = NULL;
return S_OK;
}
HRESULT WINAPI BaseRendererImpl_Run(IBaseFilter * iface, REFERENCE_TIME tStart)
{
HRESULT hr = S_OK;
BaseRenderer *This = impl_from_IBaseFilter(iface);
TRACE("(%p)->(%s)\n", This, wine_dbgstr_longlong(tStart));
EnterCriticalSection(&This->csRenderLock);
This->filter.rtStreamStart = tStart;
if (This->filter.state == State_Running)
goto out;
SetEvent(This->evComplete);
ResetEvent(This->ThreadSignal);
if (This->pInputPin->pin.pConnectedTo)
{
This->pInputPin->end_of_stream = 0;
}
else if (This->filter.filterInfo.pGraph)
{
IMediaEventSink *pEventSink;
hr = IFilterGraph_QueryInterface(This->filter.filterInfo.pGraph, &IID_IMediaEventSink, (LPVOID*)&pEventSink);
if (SUCCEEDED(hr))
{
hr = IMediaEventSink_Notify(pEventSink, EC_COMPLETE, S_OK, (LONG_PTR)This);
IMediaEventSink_Release(pEventSink);
}
hr = S_OK;
}
if (SUCCEEDED(hr))
{
QualityControlRender_Start(This->qcimpl, This->filter.rtStreamStart);
if (This->pFuncsTable->pfnOnStartStreaming)
This->pFuncsTable->pfnOnStartStreaming(This);
if (This->filter.state == State_Stopped)
BaseRendererImpl_ClearPendingSample(This);
SetEvent(This->RenderEvent);
This->filter.state = State_Running;
}
out:
LeaveCriticalSection(&This->csRenderLock);
return hr;
}
static HRESULT WINAPI DSoundRender_InputPin_EndOfStream(IPin * iface)
{
BaseInputPin* This = (BaseInputPin*)iface;
DSoundRenderImpl *me = (DSoundRenderImpl*)This->pin.pinInfo.pFilter;
IMediaEventSink* pEventSink;
HRESULT hr;
EnterCriticalSection(This->pin.pCritSec);
TRACE("(%p/%p)->()\n", This, iface);
hr = BaseInputPinImpl_EndOfStream(iface);
if (hr != S_OK)
{
ERR("%08x\n", hr);
LeaveCriticalSection(This->pin.pCritSec);
return hr;
}
hr = IFilterGraph_QueryInterface(me->filter.filterInfo.pGraph, &IID_IMediaEventSink, (LPVOID*)&pEventSink);
if (SUCCEEDED(hr))
{
BYTE * silence;
silence = HeapAlloc(GetProcessHeap(), HEAP_ZERO_MEMORY, me->buf_size);
if (silence)
{
memset(silence, 0, me->buf_size);
DSoundRender_SendSampleData((DSoundRenderImpl*)This->pin.pinInfo.pFilter, silence, me->buf_size);
HeapFree(GetProcessHeap(), 0, silence);
}
hr = IMediaEventSink_Notify(pEventSink, EC_COMPLETE, S_OK, 0);
IMediaEventSink_Release(pEventSink);
}
MediaSeekingPassThru_EOS(me->seekthru_unk);
LeaveCriticalSection(This->pin.pCritSec);
return hr;
}
HRESULT WINAPI BaseRendererImpl_EndOfStream(BaseRenderer* iface)
{
IMediaEventSink* pEventSink;
IFilterGraph *graph;
HRESULT hr = S_OK;
TRACE("(%p)\n", iface);
graph = iface->filter.filterInfo.pGraph;
if (graph)
{ hr = IFilterGraph_QueryInterface(iface->filter.filterInfo.pGraph, &IID_IMediaEventSink, (LPVOID*)&pEventSink);
if (SUCCEEDED(hr))
{
hr = IMediaEventSink_Notify(pEventSink, EC_COMPLETE, S_OK, (LONG_PTR)iface);
IMediaEventSink_Release(pEventSink);
}
}
RendererPosPassThru_EOS(iface->pPosition);
SetEvent(iface->evComplete);
return hr;
}
static HRESULT WINAPI NullRenderer_InputPin_EndOfStream(IPin * iface)
{
InputPin* This = (InputPin*)iface;
IMediaEventSink* pEventSink;
IFilterGraph *graph;
HRESULT hr = S_OK;
TRACE("(%p/%p)->()\n", This, iface);
InputPin_EndOfStream(iface);
graph = ((NullRendererImpl*)This->pin.pinInfo.pFilter)->filterInfo.pGraph;
if (graph)
{
hr = IFilterGraph_QueryInterface(((NullRendererImpl*)This->pin.pinInfo.pFilter)->filterInfo.pGraph, &IID_IMediaEventSink, (LPVOID*)&pEventSink);
if (SUCCEEDED(hr))
{
hr = IMediaEventSink_Notify(pEventSink, EC_COMPLETE, S_OK, 0);
IMediaEventSink_Release(pEventSink);
}
}
return hr;
}
static gboolean
gst_dshowvideodec_create_graph_and_filters (GstDshowVideoDec * vdec)
{
HRESULT hres = S_FALSE;
GstDshowVideoDecClass *klass =
(GstDshowVideoDecClass *) G_OBJECT_GET_CLASS (vdec);
/* create the filter graph manager object */
hres = CoCreateInstance (&CLSID_FilterGraph, NULL, CLSCTX_INPROC,
&IID_IFilterGraph, (LPVOID *) & vdec->filtergraph);
if (hres != S_OK || !vdec->filtergraph) {
GST_ELEMENT_ERROR (vdec, STREAM, FAILED, ("Can't create an instance "
"of the directshow graph manager (error=%d)", hres), (NULL));
goto error;
}
hres = IFilterGraph_QueryInterface (vdec->filtergraph, &IID_IMediaFilter,
(void **) &vdec->mediafilter);
if (hres != S_OK || !vdec->mediafilter) {
GST_ELEMENT_ERROR (vdec, STREAM, FAILED,
("Can't get IMediacontrol interface "
"from the graph manager (error=%d)", hres), (NULL));
goto error;
}
/* create fake src filter */
hres = CoCreateInstance (&CLSID_DshowFakeSrc, NULL, CLSCTX_INPROC,
&IID_IBaseFilter, (LPVOID *) & vdec->srcfilter);
if (hres != S_OK || !vdec->srcfilter) {
GST_ELEMENT_ERROR (vdec, STREAM, FAILED, ("Can't create an instance "
"of the directshow fakesrc (error=%d)", hres), (NULL));
goto error;
}
/* search a decoder filter and create it */
if (!gst_dshow_find_filter (klass->entry->input_majortype,
klass->entry->input_subtype,
klass->entry->output_majortype,
klass->entry->output_subtype,
klass->entry->preferred_filter_substring, &vdec->decfilter)) {
GST_ELEMENT_ERROR (vdec, STREAM, FAILED, ("Can't create an instance "
"of the decoder filter"), (NULL));
goto error;
}
/* create fake sink filter */
hres = CoCreateInstance (&CLSID_DshowFakeSink, NULL, CLSCTX_INPROC,
&IID_IBaseFilter, (LPVOID *) & vdec->sinkfilter);
if (hres != S_OK || !vdec->sinkfilter) {
GST_ELEMENT_ERROR (vdec, STREAM, FAILED, ("Can't create an instance "
"of the directshow fakesink (error=%d)", hres), (NULL));
goto error;
}
/* add filters to the graph */
hres = IFilterGraph_AddFilter (vdec->filtergraph, vdec->srcfilter, L"src");
if (hres != S_OK) {
GST_ELEMENT_ERROR (vdec, STREAM, FAILED, ("Can't add fakesrc filter "
"to the graph (error=%d)", hres), (NULL));
goto error;
}
hres =
IFilterGraph_AddFilter (vdec->filtergraph, vdec->decfilter, L"decoder");
if (hres != S_OK) {
GST_ELEMENT_ERROR (vdec, STREAM, FAILED, ("Can't add decoder filter "
"to the graph (error=%d)", hres), (NULL));
goto error;
}
hres = IFilterGraph_AddFilter (vdec->filtergraph, vdec->sinkfilter, L"sink");
if (hres != S_OK) {
GST_ELEMENT_ERROR (vdec, STREAM, FAILED, ("Can't add fakesink filter "
"to the graph (error=%d)", hres), (NULL));
goto error;
}
return TRUE;
error:
if (vdec->srcfilter) {
IBaseFilter_Release (vdec->srcfilter);
vdec->srcfilter = NULL;
}
if (vdec->decfilter) {
IBaseFilter_Release (vdec->decfilter);
vdec->decfilter = NULL;
}
if (vdec->sinkfilter) {
IBaseFilter_Release (vdec->sinkfilter);
vdec->sinkfilter = NULL;
}
if (vdec->mediafilter) {
IMediaFilter_Release (vdec->mediafilter);
vdec->mediafilter = NULL;
}
if (vdec->filtergraph) {
IFilterGraph_Release (vdec->filtergraph);
vdec->filtergraph = NULL;
}
return FALSE;
}
static gboolean
gst_dshowaudiosrc_open (GstAudioSrc * asrc)
{
HRESULT hres = S_FALSE;
GstDshowAudioSrc *src = GST_DSHOWAUDIOSRC (asrc);
hres = CoCreateInstance (&CLSID_FilterGraph, NULL, CLSCTX_INPROC,
&IID_IFilterGraph, (LPVOID *) & src->filter_graph);
if (hres != S_OK || !src->filter_graph) {
GST_CAT_ERROR (dshowaudiosrc_debug,
"Can't create an instance of the directshow graph manager (error=%d)",
hres);
goto error;
}
hres = IFilterGraph_QueryInterface (src->filter_graph, &IID_IMediaFilter,
(void **) &src->media_filter);
if (hres != S_OK || !src->media_filter) {
GST_CAT_ERROR (dshowaudiosrc_debug,
"Can't get IMediacontrol interface from the graph manager (error=%d)",
hres);
goto error;
}
hres = CoCreateInstance (&CLSID_DshowFakeSink, NULL, CLSCTX_INPROC,
&IID_IBaseFilter, (LPVOID *) & src->dshow_fakesink);
if (hres != S_OK || !src->dshow_fakesink) {
GST_CAT_ERROR (dshowaudiosrc_debug,
"Can't create an instance of the directshow fakesink (error=%d)", hres);
goto error;
}
hres =
IFilterGraph_AddFilter (src->filter_graph, src->audio_cap_filter,
L"capture");
if (hres != S_OK) {
GST_CAT_ERROR (dshowaudiosrc_debug,
"Can't add the directshow capture filter to the graph (error=%d)",
hres);
goto error;
}
hres =
IFilterGraph_AddFilter (src->filter_graph, src->dshow_fakesink,
L"fakesink");
if (hres != S_OK) {
GST_CAT_ERROR (dshowaudiosrc_debug,
"Can't add our fakesink filter to the graph (error=%d)", hres);
goto error;
}
return TRUE;
error:
if (src->dshow_fakesink) {
IBaseFilter_Release (src->dshow_fakesink);
src->dshow_fakesink = NULL;
}
if (src->media_filter) {
IMediaFilter_Release (src->media_filter);
src->media_filter = NULL;
}
if (src->filter_graph) {
IFilterGraph_Release (src->filter_graph);
src->filter_graph = NULL;
}
return FALSE;
}
static HRESULT WINAPI IAMMultiMediaStreamImpl_OpenFile(IAMMultiMediaStream* iface, LPCWSTR pszFileName, DWORD dwFlags)
{
HRESULT ret;
IAMMultiMediaStreamImpl *This = impl_from_IAMMultiMediaStream(iface);
IFileSourceFilter *SourceFilter;
IBaseFilter *BaseFilter;
IEnumPins *EnumPins;
IPin *ipin;
PIN_DIRECTION pin_direction;
TRACE("(%p/%p)->(%s,%x)\n", This, iface, debugstr_w(pszFileName), dwFlags);
ret = CoCreateInstance(&CLSID_AsyncReader, NULL, CLSCTX_INPROC_SERVER, &IID_IFileSourceFilter, (void**)&SourceFilter);
if(ret != S_OK)
return ret;
ret = IFileSourceFilter_Load(SourceFilter, pszFileName, NULL);
if(ret != S_OK)
{
IFileSourceFilter_Release(SourceFilter);
return ret;
}
ret = IFileSourceFilter_QueryInterface(SourceFilter, &IID_IBaseFilter, (void**)&BaseFilter);
if(ret != S_OK)
{
IFileSourceFilter_Release(SourceFilter);
return ret;
}
ret = IBaseFilter_EnumPins(BaseFilter, &EnumPins);
if(ret != S_OK)
{
goto end;
}
ret = IEnumPins_Next(EnumPins, 1, &ipin, NULL);
if(ret == S_OK)
{
ret = IPin_QueryDirection(ipin, &pin_direction);
IEnumPins_Release(EnumPins);
if(ret == S_OK && pin_direction == PINDIR_OUTPUT)
This->ipin = ipin;
else
goto end;
}
else
{
IEnumPins_Release(EnumPins);
goto end;
}
/* If Initialize was not called before, we do it here */
if (!This->pFilterGraph)
{
ret = IAMMultiMediaStream_Initialize(iface, STREAMTYPE_READ, 0, NULL);
if (FAILED(ret))
goto end;
}
ret = IFilterGraph_QueryInterface(This->pFilterGraph, &IID_IGraphBuilder, (void**)&This->GraphBuilder);
if(ret != S_OK)
{
goto end;
}
ret = IGraphBuilder_AddSourceFilter(This->GraphBuilder, pszFileName, pszFileName, &BaseFilter);
end:
IBaseFilter_Release(BaseFilter);
IFileSourceFilter_Release(SourceFilter);
return ret;
}
