private void MainForm_ResizeMove(object sender, EventArgs e)
{
if (windowlessCtrl != null)
{
int hr = windowlessCtrl.SetVideoPosition(null, DsRect.FromRectangle(this.ClientRectangle));
}
}
private void SetSize()
{
var srcRect = new DsRect();
var dstRect = new DsRect(ClientRectangle);
int arWidth, arHeight;
_windowlessControl.GetNativeVideoSize(out srcRect.right, out srcRect.bottom, out arWidth, out arHeight);
_windowlessControl.SetAspectRatioMode(VMR9AspectRatioMode.LetterBox);
_windowlessControl.SetVideoPosition(srcRect, dstRect);
}
/// <summary>
/// Handler of Resize and Move events of HostingControl.
/// </summary>
private void HostingControl_ResizeMove
(
object sender,
EventArgs e
)
{
if (_bGraphIsBuilt)
{
WindowlessCtrl.SetVideoPosition(null, DsRect.FromRectangle(_DisplayPanel.ClientRectangle));
}
return;
}
private void SetupRenderWindow(IVMRFilterConfig9 renderer, Control target)
{
IVMRFilterConfig9 config = renderer;
// Not really needed for VMR9 but don't forget calling it with VMR7
config.SetNumberOfStreams(1);
// Change VMR9 mode to Windowless
config.SetRenderingMode(VMR9Mode.Windowless);
IVMRWindowlessControl9 winless_ctrl = (IVMRWindowlessControl9)renderer;
// Set "Parent" window
winless_ctrl.SetVideoClippingWindow(target.Handle);
// Set Aspect-Ratio
winless_ctrl.SetAspectRatioMode(VMR9AspectRatioMode.LetterBox);
winless_ctrl.SetVideoPosition(null, DsRect.FromRectangle(target.ClientRectangle));
winless_ctrl = null;
}
private void MainForm_ResizeMove(object sender, EventArgs e)
{
try
{
if (windowlessCtrl != null)
{
FilterState fs;// wait for pause to complete
mediaControl.GetState(2000, out fs);
// if (fs == FilterState.Running)
{
int hr = windowlessCtrl.SetVideoPosition(null, DsRect.FromRectangle(this.m_ParentPanel.ClientRectangle));
}
}
}
catch (Exception ex)
{
m_Log.Log("sourceVideoFile MainForm_ResizeMove: ex: " + ex.Message, ErrorLog.LOG_TYPE.FATAL);
}
}
public override void SetVideoPosition(GDI.RECT rcSrc, GDI.RECT rcDest)
{
_pVMRWindowlessControl9.SetVideoPosition(/*ref rcSrc*/ IntPtr.Zero, ref rcDest);
}
void initGraph(Rectangle rect, IntPtr hwnd)
{
log.writeLog("Init Graph");
pGB = (IGraphBuilder) new FilterGraph();
pVmr = (IBaseFilter) new VideoMixingRenderer9();
compressVideo = CreateFilter(FilterCategory.VideoCompressorCategory, lstCompressor[3]);
pGB.AddFilter(pVmr, "Video");
pGB.AddFilter(captureVideo, "VideoCapture");
//pGB.AddFilter(compressVideo, "Encoder");
pConfig = (IVMRFilterConfig9)pVmr;
pConfig.SetRenderingMode(VMR9Mode.Windowless);
pWC = (IVMRWindowlessControl9)pVmr;
pWC.SetVideoPosition(null, DsRect.FromRectangle(rect));
pWC.SetVideoClippingWindow(hwnd);
pMix = (IVMRMixerControl9)pVmr;
pMs = (IMediaSeeking)pGB;
pMC = (IMediaControl)pGB;
ICaptureGraphBuilder2 cc = (ICaptureGraphBuilder2) new CaptureGraphBuilder2();
cc.SetFiltergraph(pGB);
pGB.AddFilter(devices[0], "Camera-1");
if (devices[1] != null)
{
pGB.AddFilter(devices[1], "Camera-2");
}
pGB.AddFilter(audioCapture, "Audio Capture");
Rectangle win = rect;
float _w = win.Width;
float _H = win.Height;
NormalizedRect _0rect = new NormalizedRect();
_0rect.top = win.Top;
_0rect.left = win.Left;
_0rect.right = (win.Left + win.Width / 2) / _w;
_0rect.bottom = (win.Bottom / _H);
NormalizedRect _1rect = new NormalizedRect();
_1rect.top = win.Top;
_1rect.left = (win.Left + win.Width / 2) / _w;;
_1rect.right = win.Right / _w;
_1rect.bottom = win.Bottom / _H;
pMix.SetOutputRect(0, _0rect);
pMix.SetOutputRect(1, _1rect);
int hr = 0;
IFileSinkFilter sink = null;
log.writeLog("SetOutputFileName create");
hr = cc.SetOutputFileName(MediaSubType.Avi, "VideoCaptured.avi", out captureVideo, out sink);
DsError.ThrowExceptionForHR(hr);
log.writeLog("SetOutputFileName success");
log.writeLog("Start create cam-1 to preview");
hr = cc.RenderStream(PinCategory.Preview, MediaType.Video, devices[0], null, pVmr);
DsError.ThrowExceptionForHR(hr);
log.writeLog("Start cam-1 to preview success");
if (devices[1] != null)
{
log.writeLog("Start create cam-2 to preview");
hr = cc.RenderStream(PinCategory.Preview, MediaType.Video, devices[1], null, pVmr);
DsError.ThrowExceptionForHR(hr);
log.writeLog("Create cam-2 to preview success");
}
log.writeLog("Start capture video from cam-1");
hr = cc.RenderStream(PinCategory.Capture, MediaType.Video, devices[0], null, captureVideo);
DsError.ThrowExceptionForHR(hr);
log.writeLog("success create capture from cam-1");
log.writeLog("Start capture audio");
hr = cc.RenderStream(PinCategory.Capture, MediaType.Audio, audioCapture, null, captureVideo);
DsError.ThrowExceptionForHR(hr);
log.writeLog("Success to capture audio");
Marshal.ReleaseComObject(cc);
}
