本文整理汇总了C++中IBaseFilter::GetClassID方法的典型用法代码示例。如果您正苦于以下问题：C++ IBaseFilter::GetClassID方法的具体用法？C++ IBaseFilter::GetClassID怎么用？C++ IBaseFilter::GetClassID使用的例子？那么, 这里精选的方法代码示例或许可以为您提供帮助。您也可以进一步了解该方法所在类IBaseFilter的用法示例。
在下文中一共展示了IBaseFilter::GetClassID方法的3个代码示例，这些例子默认根据受欢迎程度排序。您可以为喜欢或者感觉有用的代码点赞，您的评价将有助于系统推荐出更棒的C++代码示例。
示例1: loadAVInameAndPreset
int TffDecoder::loadAVInameAndPreset(void)
{
IEnumFilters *eff=NULL;
int cnt=0;
if (m_pGraph->EnumFilters(&eff)==S_OK)
{
eff->Reset();
IBaseFilter *bff;
while (eff->Next(1,&bff,NULL)==S_OK)
{
CLSID iffclsid;
bff->GetClassID(&iffclsid);
if (iffclsid==CLSID_FFDSHOW) cnt++;
if (AVIname[0]=='\0')
{
FILTER_INFO iff;
bff->QueryFilterInfo(&iff);
IFileSourceFilter *ifsf=NULL;
bff->QueryInterface(IID_IFileSourceFilter,(void**)&ifsf);
if (ifsf)
{
LPOLESTR aviNameL;
ifsf->GetCurFile(&aviNameL,NULL);
ifsf->Release();
WideCharToMultiByte(CP_ACP,0,aviNameL,-1,AVIname,511, NULL, NULL );
if (globalSettings.autoPreset)
{
TpresetSettings *preset=presets.getAutoPreset(AVIname,globalSettings.autoPresetFileFirst);
if (preset)
setPresetPtr(preset);
}
}
if (iff.pGraph) iff.pGraph->Release();
}
bff->Release();
}
eff->Release();
}
return cnt;
}示例2: CoCreateInstance
void
recChannel_t::refresh_channel(bool all)
{
__CONTEXT("recChannel_t::refresh_channel");
pControl->Stop();
#ifdef _WINDOWS
if (fControl)
{
fControl->CWnd::ShowWindow(SW_HIDE);
}
#endif
if (pSource!=NULL)
{
pGraph->RemoveFilter(pSource);
camInfo->setFree(true);
}
// Enumerate the filters in the graph.
IEnumFilters *pEnum = NULL;
int hr = pGraph->EnumFilters(&pEnum);
if (SUCCEEDED(hr))
{
IBaseFilter *pFilter = NULL;
while (S_OK == pEnum->Next(1, &pFilter, NULL))
{
CLSID filterId;
pFilter->GetClassID(&filterId);
if(filterId == CLSID_VideoRenderer ||
filterId == CLSID_VideoMixingRenderer)
{
IVideoWindow *pWindowInfo = NULL;
pFilter->QueryInterface(IID_IVideoWindow, (void **)&pWindowInfo);
pWindowInfo->get_Height(&windowInfo.heigth);
pWindowInfo->get_Left(&windowInfo.left);
pWindowInfo->get_Top(&windowInfo.top);
pWindowInfo->get_Width(&windowInfo.width);
pWindowInfo->put_AutoShow(OAFALSE);
pWindowInfo->put_Visible(OAFALSE);
if (all)
{
pGraph->RemoveFilter(pFilter);
pFilter->Release();
pEnum->Reset();
pWindowInfo->Release();
}
}else{
pGraph->RemoveFilter(pFilter);
pFilter->Release();
pEnum->Reset();
}
}
pEnum->Release();
}
if (all)
{
pGraph->Release();
hr = CoCreateInstance(CLSID_FilterGraph, NULL, CLSCTX_INPROC_SERVER,
IID_IGraphBuilder, (void **)&pGraph);
errorCheck(hr);
}
hr = pGraph->QueryInterface(IID_IMediaControl, (void **)&pControl);
errorCheck(hr);
}示例3: setWindowGeometry
HRESULT
recChannel_t::map(void)
{
__CONTEXT("recChannel_t::map");
int hr = 0;
IBaseFilter * pFilter = NULL;
IBaseFilter * pFilter2 = NULL;
IPin * pVideoInputPin = NULL;
pControl->StopWhenReady();
mapping = true;
pOutput = camInfo->output;
if (remaped){
//refresh Codec BW before creation
pSender->sampleGrabber->BWController->refreshBW();
pSender->rebind();
hr = pGraph->Render(pOutput);
{
// Enumerate the filters in the graph.
IEnumFilters *pEnum = NULL;
int hr = pGraph->EnumFilters(&pEnum);
if (SUCCEEDED(hr))
{
IBaseFilter *pFilter = NULL;
pEnum->Reset();
while (S_OK == pEnum->Next(1, &pFilter, NULL))
{
CLSID filterId;
pFilter->GetClassID(&filterId);
if(filterId == CLSID_AviSplitter)
{
IEnumPins * pEnumpin = NULL;
hr = pFilter->EnumPins(&pEnumpin);
if (!hr)
{
IPin * pPin = NULL;
pEnumpin->Reset();
while (pEnumpin->Next(1, &pPin, 0) == S_OK)
{
bool break_loop = false;
AM_MEDIA_TYPE * mediaType;
IEnumMediaTypes * enumMedia = NULL;
hr = pPin->EnumMediaTypes(&enumMedia);
if(!hr)
{
enumMedia->Reset();
while(enumMedia->Next(1,&mediaType , NULL) == S_OK)
{
if (mediaType->majortype == MEDIATYPE_Audio)
{
pPin->Disconnect();
pGraph->Render(pPin);
pPin->Release();
break_loop = true;
break;
}
}
enumMedia->Release();
if (break_loop)
break;
}
}
pEnumpin->Release();
}
}
pFilter->Release();
}
pEnum->Release();
}
}
pipeCreated = true;
if (hr)
{
errorCheck(hr);
NOTIFY("[recChannel_t::map]WARNING :: Can't render actual format, restoring default settings...\r\n");
capInfo.heigth = DEFAULT_CAPTURE_HEIGTH;
capInfo.width = DEFAULT_CAPTURE_WIDTH;
ql_t<AM_MEDIA_TYPE *> auxFormats = camInfo->getFormatList();
pSender->SetActualCodec(DEFAULT_CODEC_STR);
}
}
if (fullScreen){
set_full_screen(true);
}else{
hr = setWindowGeometry(windowInfo);
errorCheck(hr);
//.........这里部分代码省略.........