本文整理汇总了C++中IVideoWindow::get_Width方法的典型用法代码示例。如果您正苦于以下问题：C++ IVideoWindow::get_Width方法的具体用法？C++ IVideoWindow::get_Width怎么用？C++ IVideoWindow::get_Width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IVideoWindow的用法示例。
在下文中一共展示了IVideoWindow::get_Width方法的2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: play
//.........这里部分代码省略.........
pGraph->EnumFilters(&iEnumFilters);
ULONG filterCount = 16;
IFilter *iFilters[16];
iEnumFilters->Next(filterCount, iFilters, &filterCount);
for( ULONG j = 0; j < filterCount; ++j )
{
FILTER_INFO filterInfo;
iFilters[j]->QueryFilterInfo(&filterInfo);
filterInfo.pGraph->Release();
iFilters[j]->Release();
}
iEnumFilters->Release();
}*/
iVideoWindow->HideCursor(OATRUE);
iVideoWindow->put_Visible( OAFALSE );
iVideoWindow->put_AutoShow( OAFALSE );
LONG windowStyle;
iVideoWindow->get_WindowStyle( &windowStyle);
windowStyle &= ~WS_BORDER & ~WS_CAPTION & ~WS_SIZEBOX & ~WS_THICKFRAME &
~WS_HSCROLL & ~WS_VSCROLL & ~WS_VISIBLE;
iVideoWindow->put_WindowStyle( windowStyle);
}
else
iVideoWindow = NULL;
if( (hr = pGraph->QueryInterface(IID_IMediaControl, (void **) &pMC)) == 0)
{
pMC->Run(); // sometimes it returns 1, but still ok
state = PLAYING;
pMC->Release();
}
if( iVideoWindow )
{
iVideoWindow->put_Visible( OAFALSE );
LONG windowStyle;
iVideoWindow->get_WindowStyle( &windowStyle);
windowStyle &= ~WS_BORDER & ~WS_CAPTION & ~WS_SIZEBOX & ~WS_THICKFRAME &
~WS_HSCROLL & ~WS_VSCROLL & ~WS_VISIBLE;
iVideoWindow->put_WindowStyle( windowStyle);
LONG maxWidth;
LONG maxHeight;
hr=iVideoWindow->GetMaxIdealImageSize( &maxWidth, &maxHeight);
#ifdef FULL_SCREEN_VIDEO
#else
iVideoWindow->put_BorderColor( RGB(0,0,0) );
iVideoWindow->put_WindowState(SW_MAXIMIZE);
IBaseFilter *iFilter;
if( pGraph->FindFilterByName((const WCHAR *)L"Video Renderer", &iFilter) == 0)
{
IBasicVideo *iBasicVideo;
if( iFilter->QueryInterface(IID_IBasicVideo, (void **)&iBasicVideo) == 0)
{
LONG screenWidth;
LONG screenHeight;
LONG videoWidth;
LONG videoHeight;
if( iVideoWindow->get_Width(&screenWidth) == 0 &&
iVideoWindow->get_Height(&screenHeight) == 0 &&
iBasicVideo->GetVideoSize(&videoWidth, &videoHeight) == 0)
{
// zoom in by 2 if possible
if( screenWidth >= videoWidth * 2 &&
screenHeight >= videoHeight * 2)
{
videoWidth *= 2;
videoHeight *= 2;
}
// center the video client area
iBasicVideo->SetDestinationPosition(
(screenWidth-videoWidth)/2, (screenHeight-videoHeight)/2,
videoWidth, videoHeight);
}
iBasicVideo->Release();
}
iFilter->Release();
}
#endif
iVideoWindow->HideCursor(OATRUE);
iVideoWindow->SetWindowForeground(OATRUE);
}
if(iVideoWindow)
{
iVideoWindow->Release();
iVideoWindow = NULL;
}
}
if( hr && !skip_on_fail_flag)
err.run("video.play error %d", hr );
}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);
}