public static void startSecond()
{
initDSArrays();
filter1 = (DirectShowLib.IBaseFilter) new DirectShowLib.VideoMixingRenderer9();
DirectShowLib.IVMRFilterConfig9 filterConfig = (DirectShowLib.IVMRFilterConfig9)filter1;
filterConfig.SetRenderingMode(VMR9Mode.Renderless);
filterConfig.SetNumberOfStreams(2);
DirectShowLib.IVMRSurfaceAllocatorNotify9 vmrSurfAllocNotify = (DirectShowLib.IVMRSurfaceAllocatorNotify9)filter1;
try
{
int hr = vmrSurfAllocNotify.AdviseSurfaceAllocator(userId1, allocator);
DsError.ThrowExceptionForHR(hr);
hr = allocator.AdviseNotify(vmrSurfAllocNotify);
DsError.ThrowExceptionForHR(hr);
}
catch { }
graph1 = (DirectShowLib.IGraphBuilder) new DirectShowLib.FilterGraph();
graph1.AddFilter(filter1, "Video Mixing Renderer 9");
graph1.RenderFile(@"C:\Download\workmates.wmv", null);
mediaControl1 = (DirectShowLib.IMediaControl)graph1;
mediaControl1.Run();
}
/// <summary>
/// Load a video to setup DirectShow. This also initally creates an instance of the DirectX3D Device
/// </summary>
public static void StartGraph()
{
int hr = 0;
//CloseGraph();
string path = @"opensebj.wmv";
try
{
graph = (DirectShowLib.IGraphBuilder) new DirectShowLib.FilterGraph();
filter = (DirectShowLib.IBaseFilter) new DirectShowLib.VideoMixingRenderer9();
DirectShowLib.IVMRFilterConfig9 filterConfig = (DirectShowLib.IVMRFilterConfig9)filter;
hr = filterConfig.SetRenderingMode(VMR9Mode.Renderless);
DsError.ThrowExceptionForHR(hr);
hr = filterConfig.SetNumberOfStreams(2);
DsError.ThrowExceptionForHR(hr);
SetAllocatorPresenter();
hr = graph.AddFilter(filter, "Video Mixing Renderer 9");
DsError.ThrowExceptionForHR(hr);
hr = graph.RenderFile(path, null);
DsError.ThrowExceptionForHR(hr);
mediaControl = (DirectShowLib.IMediaControl)graph;
}
catch
{
}
}
//public static void reStartVideo(int videoFile)
//{
// // This is a bug - the second time it is executed a new unrequested window pops up.
// //mediaControl.Stop();
// //graph.RenderFile(@"C:\temp\test1.avi", null);
// //mediaControl = (DirectShowLib.IMediaControl)graph;
// //mediaControl.Run();
// // Need to check that the video file has been played, otherwise seting the position
// // back to 0 does nothing
// if (videoPlayed[videoFile] == false)
// {
// videoPlayed[videoFile] = true;
// int hr = mediaControl.Run();
// DsError.ThrowExceptionForHR(hr);
// }
// // If not disposed we can just reset the position, the clip never stops playing by the
// // looks of this - which is interesting in itself ;-)
// seekControl = (DirectShowLib.IMediaPosition)graph;
// seekControl.put_CurrentPosition(0);
// double duration = 0;
// seekControl.get_Duration(out duration);
// //fUtil.setDuration((int)duration);
// //Finding the framerate
// double frameRate = 0;
// // Find out the details of the media file
// mediaDetail = (DirectShowLib.DES.IMediaDet)new DirectShowLib.DES.MediaDet();
// // Set the name
// mediaDetail.put_Filename(@"C:\temp\test1.avi");
// // Read from stream zero
// mediaDetail.put_CurrentStream(0);
// mediaDetail.get_FrameRate(out frameRate);
// //fUtil.setFrameRate((int)frameRate);
// //System.Windows.Forms.MessageBox.Show(frameRate.ToString() + " frame rate");
// //seekControl.get_Rate(out playBackRate);
// //System.Windows.Forms.MessageBox.Show(duration.ToString() + " in seconds duration");
// //System.Windows.Forms.MessageBox.Show(playBackRate.ToString() + " playback rate");
//}
#endregion
public static void initDSArrays()
{
for (int i = 0; i < 255; i++)
{
dsUserId[i] = new IntPtr(i);
}
// Setup the array (full 255 positions) to be able to store the videos
for (int i = 0; i < 255; i++)
{
dsFilter[i] = (DirectShowLib.IBaseFilter) new DirectShowLib.VideoMixingRenderer9();
DirectShowLib.IVMRFilterConfig9 filterConfig = (DirectShowLib.IVMRFilterConfig9)dsFilter[i];
filterConfig.SetRenderingMode(VMR9Mode.Renderless);
filterConfig.SetNumberOfStreams(2);
DirectShowLib.IVMRSurfaceAllocatorNotify9 vmrSurfAllocNotify = (DirectShowLib.IVMRSurfaceAllocatorNotify9)dsFilter[i];
try
{
int hr = vmrSurfAllocNotify.AdviseSurfaceAllocator(dsUserId[i], allocator);
DsError.ThrowExceptionForHR(hr);
hr = allocator.AdviseNotify(vmrSurfAllocNotify);
DsError.ThrowExceptionForHR(hr);
}
catch { }
dsGraph[i] = (DirectShowLib.IGraphBuilder) new DirectShowLib.FilterGraph();
dsGraph[i].AddFilter(dsFilter[i], "Video Mixing Renderer 9");
//Throw in a call for program updates to be handled
//eventRender.Program.update();
// The movie can then be loaded at a latter time. If a movie is going to be
// loaded and played in an array like this the DoEvents call does need to be made.
//
//dsGraph[i].RenderFile(@"C:\Download\workmates.wmv", null);
//dsMediaControl[i] = (DirectShowLib.IMediaControl)dsGraph[i];
//dsMediaControl[i].Run();
//
//eventRender.Program.update();
}
}