public void OpenOverlay(Guid gPresenter)
{
object o;
if (m_ImageHandlers != null)
{
foreach (ImageHandler ih in m_ImageHandlers)
{
ih.Dispose();
}
m_ImageHandlers = null;
}
m_ImageHandlers = new ImageHandler[2];
m_ImageHandlers[0] = new ImageFromPixels(30, new FourCC("YUY2"), 320, 240, 16);
//m_ImageHandlers[0] = new ImageFromPixels(30, new FourCC(3), 320, 240, 32, 255);
//m_ImageHandlers[0] = new ImageFromPixels(30, new FourCC("AYUV"), 320, 240, 32, 255);
//m_ImageHandlers[0] = new ImageFromPixels(30, new FourCC("NV12"), 320, 240, 12, 255);
//m_ImageHandlers[1] = new ImageFromText(30, new FourCC(3), 320, 240, 32);
m_ImageHandlers[1] = new ImageFromText(30, new FourCC("AYUV"), 320, 240, 32);
InitializeGraph();
SetupGraph(gPresenter);
IMFGetService pGetService = (IMFGetService)m_pEVR;
pGetService.GetService(MFServices.MR_VIDEO_MIXER_SERVICE, typeof(IMFVideoMixerControl).GUID, out o);
m_pMixer = (IMFVideoMixerControl)o;
pGetService.GetService(MFServices.MR_VIDEO_RENDER_SERVICE, typeof(IMFVideoPositionMapper).GUID, out o);
m_pMapper = (IMFVideoPositionMapper)o;
}
private void GetInterface()
{
object o;
int hr;
m_pGraph = (IGraphBuilder)new FilterGraph();
IBaseFilter pSource;
hr = m_pGraph.AddSourceFilter(@"C:\SourceForge\mflib\Test\Media\AspectRatio4x3.wmv", null, out pSource);
DsError.ThrowExceptionForHR(hr);
IBaseFilter pEVR = (IBaseFilter)new EnhancedVideoRenderer();
hr = m_pGraph.AddFilter(pEVR, "EVR");
DsError.ThrowExceptionForHR(hr);
ICaptureGraphBuilder2 cgb;
cgb = (ICaptureGraphBuilder2)new CaptureGraphBuilder2();
hr = cgb.SetFiltergraph(m_pGraph);
DsError.ThrowExceptionForHR(hr);
hr = cgb.RenderStream(null, MediaType.Video, pSource, null, pEVR);
DsError.ThrowExceptionForHR(hr);
IMFGetService gs = pEVR as IMFGetService;
hr = gs.GetService(MFServices.MR_VIDEO_RENDER_SERVICE, typeof(IMFVideoPositionMapper).GUID, out o);
MFError.ThrowExceptionForHR(hr);
m_vp = o as IMFVideoPositionMapper;
}
private void TearDownGraph()
{
#if DEBUG
if (m_rot != null)
{
m_rot.Dispose();
m_rot = null;
}
#endif
// Stop sending event messages
if (m_pEvent != null)
{
m_pEvent.SetNotifyWindow(IntPtr.Zero, 0, IntPtr.Zero);
m_pEvent = null;
}
if (m_pControl != null)
{
m_pControl.Stop();
m_pControl = null;
}
if (m_pDisplay != null)
{
//Marshal.ReleaseComObject(m_pDisplay);
m_pDisplay = null;
}
if (m_pMapper != null)
{
Marshal.ReleaseComObject(m_pMapper);
m_pMapper = null;
}
if (m_pMixer != null)
{
Marshal.ReleaseComObject(m_pMixer);
m_pMixer = null;
}
if (m_pEVR != null)
{
Marshal.ReleaseComObject(m_pEVR);
m_pEVR = null;
}
if (m_pGraph != null)
{
Marshal.ReleaseComObject(m_pGraph);
m_pGraph = null;
}
m_state = PlaybackState.Closed;
m_seekCaps = 0;
m_pSeek = null;
}
public DShowPlayer(Control hwndVideo, IntPtr hwnd, int msg)
{
m_state = PlaybackState.Closed;
m_hwndVideo = hwndVideo;
m_hwndEvent = hwnd;
m_EventMsg = msg;
m_pGraph = null;
m_pControl = null;
m_pEvent = null;
m_pSeek = null;
m_pDisplay = null;
m_pEVR = null;
m_pMapper = null;
m_seekCaps = 0;
m_clsidPresenter = Guid.Empty;
}
public DShowPlayer(Control hwndVideo, IntPtr hwnd, int msg)
{
m_state = PlaybackState.Closed;
m_hwndVideo = hwndVideo;
m_hwndEvent = hwnd;
m_EventMsg = msg;
m_pGraph = null;
m_pControl = null;
m_pEvent = null;
m_pSeek = null;
m_pDisplay = null;
m_pEVR = null;
m_pMapper = null;
m_seekCaps = 0;
m_clsidPresenter = Guid.Empty;
}
private void TearDownGraph()
{
#if DEBUG
if (m_rot != null)
{
m_rot.Dispose();
m_rot = null;
}
#endif
// Stop sending event messages
if (m_pEvent != null)
{
m_pEvent.SetNotifyWindow(IntPtr.Zero, 0, IntPtr.Zero);
m_pEvent = null;
}
if (m_pControl != null)
{
m_pControl.Stop();
m_pControl = null;
}
if (m_pDisplay != null)
{
//Marshal.ReleaseComObject(m_pDisplay);
m_pDisplay = null;
}
if (m_pMapper != null)
{
Marshal.ReleaseComObject(m_pMapper);
m_pMapper = null;
}
if (m_pMixer != null)
{
Marshal.ReleaseComObject(m_pMixer);
m_pMixer = null;
}
if (m_pEVR != null)
{
Marshal.ReleaseComObject(m_pEVR);
m_pEVR = null;
}
if (m_pGraph != null)
{
Marshal.ReleaseComObject(m_pGraph);
m_pGraph = null;
}
m_state = PlaybackState.Closed;
m_seekCaps = 0;
m_pSeek = null;
}
public void OpenOverlay(Guid gPresenter)
{
object o;
if (m_ImageHandlers != null)
{
foreach (ImageHandler ih in m_ImageHandlers)
{
ih.Dispose();
}
m_ImageHandlers = null;
}
m_ImageHandlers = new ImageHandler[2];
m_ImageHandlers[0] = new ImageFromPixels(30, new FourCC("YUY2"), 320, 240, 16);
//m_ImageHandlers[0] = new ImageFromPixels(30, new FourCC(3), 320, 240, 32, 255);
//m_ImageHandlers[0] = new ImageFromPixels(30, new FourCC("AYUV"), 320, 240, 32, 255);
//m_ImageHandlers[0] = new ImageFromPixels(30, new FourCC("NV12"), 320, 240, 12, 255);
//m_ImageHandlers[1] = new ImageFromText(30, new FourCC(3), 320, 240, 32);
m_ImageHandlers[1] = new ImageFromText(30, new FourCC("AYUV"), 320, 240, 32);
InitializeGraph();
SetupGraph(gPresenter);
IMFGetService pGetService = (IMFGetService)m_pEVR;
pGetService.GetService(MFServices.MR_VIDEO_MIXER_SERVICE, typeof(IMFVideoMixerControl).GUID, out o);
m_pMixer = (IMFVideoMixerControl)o;
pGetService.GetService(MFServices.MR_VIDEO_RENDER_SERVICE, typeof(IMFVideoPositionMapper).GUID, out o);
m_pMapper = (IMFVideoPositionMapper)o;
}
