protected AbstractRenderer(ITimeline timeline)
{
if (timeline == null)
{
throw new ArgumentNullException(TimelineParameterName);
}
_timeline = timeline;
int hr = 0;
// create the render engine
_renderEngine = (IRenderEngine) new RenderEngine();
_cleanup.Add(_renderEngine);
// tell the render engine about the timeline it should use
hr = _renderEngine.SetTimelineObject(_timeline.DesTimeline);
DESError.ThrowExceptionForHR(hr);
// connect up the front end
hr = _renderEngine.ConnectFrontEnd();
DESError.ThrowExceptionForHR(hr);
// Get the filtergraph - used all over the place
hr = _renderEngine.GetFilterGraph(out _graph);
_cleanup.Add(Graph);
DESError.ThrowExceptionForHR(hr);
// find the first (and usually last) audio and video group, we use these
// when rendering to track progress
_firstAudioGroup = _timeline.FindFirstGroupOfType(GroupType.Audio);
_firstVideoGroup = _timeline.FindFirstGroupOfType(GroupType.Video);
}
private void TestTimeLine()
{
int hr;
IAMTimeline tl2;
m_pTimeline = (IAMTimeline) new AMTimeline();
hr = m_ire.SetTimelineObject(m_pTimeline);
DESError.ThrowExceptionForHR(hr);
hr = m_ire.GetTimelineObject(out tl2);
DESError.ThrowExceptionForHR(hr);
Debug.Assert(m_pTimeline == tl2, "TimeLine");
}
private void RenderCommon()
{
int hr;
// create the render engine
IRenderEngine pRenderEngine = (IRenderEngine) new SmartRenderEngine();
m_pRenderEngine = pRenderEngine as ISmartRenderEngine;
// tell the render engine about the timeline it should use
hr = pRenderEngine.SetTimelineObject(m_pTimeline);
DESError.ThrowExceptionForHR(hr);
// connect up the front end
hr = pRenderEngine.ConnectFrontEnd( );
DESError.ThrowExceptionForHR(hr);
}
/// <summary>
/// Called from RenderTo* routines to perform common initialization
/// </summary>
private void RenderCommon()
{
int hr;
if (m_State >= ClassState.RenderSelected)
{
throw new Exception("Graph rendering has already been selected");
}
if (m_State < ClassState.FilesAdded)
{
throw new Exception("No files added to render.");
}
m_State = ClassState.RenderSelected;
// create the render engine
m_pRenderEngine = (IRenderEngine) new RenderEngine();
// tell the render engine about the timeline it should use
hr = m_pRenderEngine.SetTimelineObject(m_pTimeline);
DESError.ThrowExceptionForHR(hr);
// connect up the front end
hr = m_pRenderEngine.ConnectFrontEnd();
DESError.ThrowExceptionForHR(hr);
// Get the filtergraph - used all over the place
hr = m_pRenderEngine.GetFilterGraph(out m_pGraph);
DESError.ThrowExceptionForHR(hr);
#if DEBUG
// Allow the graph to be connected to from GraphEdit
m_rot = new DsROTEntry(m_pGraph);
#endif
}
protected AbstractRenderer(ITimeline timeline)
{
if (timeline == null) throw new ArgumentNullException(TimelineParameterName);
_timeline = timeline;
int hr = 0;
// create the render engine
_renderEngine = (IRenderEngine) new RenderEngine();
_cleanup.Add(_renderEngine);
// tell the render engine about the timeline it should use
hr = _renderEngine.SetTimelineObject(_timeline.DesTimeline);
DESError.ThrowExceptionForHR(hr);
// connect up the front end
hr = _renderEngine.ConnectFrontEnd();
DESError.ThrowExceptionForHR(hr);
// Get the filtergraph - used all over the place
hr = _renderEngine.GetFilterGraph(out _graph);
_cleanup.Add(Graph);
DESError.ThrowExceptionForHR(hr);
// find the first (and usually last) audio and video group, we use these
// when rendering to track progress
_firstAudioGroup = _timeline.FindFirstGroupOfType(GroupType.Audio);
_firstVideoGroup = _timeline.FindFirstGroupOfType(GroupType.Video);
}
/// <summary>
/// Called from RenderTo* routines to perform common initialization
/// </summary>
private void RenderCommon()
{
int hr;
if (m_State >= ClassState.RenderSelected)
{
throw new Exception("Graph rendering has already been selected");
}
if (m_State < ClassState.FilesAdded)
{
throw new Exception("No files added to render.");
}
m_State = ClassState.RenderSelected;
// create the render engine
m_pRenderEngine = (IRenderEngine)new RenderEngine();
// tell the render engine about the timeline it should use
hr = m_pRenderEngine.SetTimelineObject(m_pTimeline);
DESError.ThrowExceptionForHR(hr);
// connect up the front end
hr = m_pRenderEngine.ConnectFrontEnd();
DESError.ThrowExceptionForHR(hr);
// Get the filtergraph - used all over the place
hr = m_pRenderEngine.GetFilterGraph(out m_pGraph);
DESError.ThrowExceptionForHR(hr);
#if DEBUG
// Allow the graph to be connected to from GraphEdit
m_rot = new DsROTEntry(m_pGraph);
#endif
}
private void Transcode(string strSource, string strTarget, string strFormat)
{
// store the settings we want to use
m_strSourceFile = strSource;
m_strTargetFile = strTarget;
m_systemsFormat = DirectEncodeNET.SystemsOutputFormat.SYSTEMSFORMAT_MPEG1;
m_constraint = DirectEncodeNET.Constraint.CONSTRAINT_NONE;
// Create the capture graph builder.
m_pBuilder = (ICaptureGraphBuilder2)new CaptureGraphBuilder2();
// Create the timline.
m_pTimeline = (IAMTimeline)new AMTimeline();
// get the length, dimensions, fps of the file
double dLength = 0;
int nWidth = 0, nHeight = 0;
double framerate = 0;
GetFileInfo(strSource, ref framerate, ref dLength, ref nWidth, ref nHeight);
int hr = 0;
// Load MPEG Codec
hr = LoadMPEGCodec();
DESError.ThrowExceptionForHR(hr);
// Add the video group and files
hr = AddVideo(dLength, framerate, nWidth, nHeight);
DESError.ThrowExceptionForHR(hr);
hr = AddAudio(dLength);
DESError.ThrowExceptionForHR(hr);
// create the render engine
m_pRenderEngine = (IRenderEngine)new RenderEngine();
// tell the render engine about the timeline it should use
hr = m_pRenderEngine.SetTimelineObject( m_pTimeline );
DESError.ThrowExceptionForHR(hr);
// connect up the front end
hr = m_pRenderEngine.ConnectFrontEnd( );
DESError.ThrowExceptionForHR(hr);
// Get the filtergraph
hr = m_pRenderEngine.GetFilterGraph( out m_pGraph );
DESError.ThrowExceptionForHR(hr);
// set the filtergraph to the graph builder
hr = m_pBuilder.SetFiltergraph(m_pGraph);
DESError.ThrowExceptionForHR(hr);
IPin pVideoOutPin, pAudioOutPin;
hr = m_pRenderEngine.GetGroupOutputPin(0, out pVideoOutPin);
hr = m_pRenderEngine.GetGroupOutputPin(1, out pAudioOutPin);
DESError.ThrowExceptionForHR(hr);
hr = RenderOutput(m_pBuilder, m_pGraph, m_pRenderEngine, null, pVideoOutPin, pAudioOutPin, null);
DESError.ThrowExceptionForHR(hr);
// get the control interfaces
m_pEvent = (IMediaEventEx)m_pGraph;
m_pMediaControl = (IMediaControl)m_pGraph;
#if DEBUG
// Allow the graph to be connected to from GraphEdit
m_rot = null;
m_rot = new DsROTEntry(m_pGraph);
#endif
// Start the conversion
hr = m_pMediaControl.Run();
// Alternative method of getting info
// EventLoop();
}
