public static VideoInterpreter FromVideoOrImage(string aviFileLocation, PrefabInterpretationLogic logic)
{
VideoInterpreter i = new VideoInterpreter(logic);
i._frames = new VideoFrames(aviFileLocation);
i._interpretFrame = new Thread(i._interpretFrame_DoWork);
i._interpretFrame.Priority = ThreadPriority.Highest;
i._interpretFrame.Start();
i._framesCollection = new VirtualizingCollection <BitmapSource>(i.FrameCount, i.GetFramesInRange);
return(i);
}
public static VideoInterpreter FromVideoOrImage(string aviFileLocation, PrefabInterpretationLogic logic)
{
VideoInterpreter i = new VideoInterpreter(logic);
i._frames = new VideoFrames(aviFileLocation);
i._interpretFrame = new Thread(i._interpretFrame_DoWork);
i._interpretFrame.Priority = ThreadPriority.Highest;
i._interpretFrame.Start();
i._framesCollection = new VirtualizingCollection<BitmapSource>(i.FrameCount, i.GetFramesInRange);
return i;
}
public static VideoInterpreter FromAnnotations(LayerInterpretationLogic logic)
{
VideoInterpreter i = new VideoInterpreter(logic);
i._frames = VideoFrames.FromAnnotations(logic);
i._interpretFrame = new Thread(i._interpretFrame_DoWork);
i._interpretFrame.Priority = ThreadPriority.Highest;
i._interpretFrame.Start();
i._framesCollection = new VirtualizingCollection <BitmapSource>(i.FrameCount, i.GetFramesInRange);
return(i);
}
public static VideoInterpreter FromMultipleScreenshots(IEnumerable <string> files, PrefabInterpretationLogic logic)
{
VideoInterpreter i = new VideoInterpreter(logic);
List <System.Drawing.Bitmap> screenshots = new List <System.Drawing.Bitmap>();
foreach (string file in files)
{
System.Drawing.Bitmap bmp = new System.Drawing.Bitmap(file);
screenshots.Add(bmp);
}
i._frames = VideoFrames.FromMultipleScreenshots(screenshots);
i._interpretFrame = new Thread(i._interpretFrame_DoWork);
i._interpretFrame.Priority = ThreadPriority.Highest;
i._interpretFrame.Start();
i._framesCollection = new VirtualizingCollection <BitmapSource>(i.FrameCount, i.GetFramesInRange);
return(i);
}
void LoadInterpretationLogic(object sender, DoWorkEventArgs e)
{
if (_prefabInterpretationLogic == null)
{
switch (_studyCondition)
{
case StudyCondition.Debug:
case StudyCondition.Layers:
_prefabInterpretationLogic = new LayerInterpretationLogic(TargetLayersDir);
break;
case StudyCondition.Single:
_prefabInterpretationLogic = new PrefabSingleLogic(SingleLayersDir);
break;
}
}
try
{
_prefabInterpretationLogic.Load();
}
catch (Exception exp)
{
Dispatcher.BeginInvoke(_updateThread, UpdateType.LoadLayersFailed, exp);
return;
}
if (_interpreter != null)
{
}
else
{
_interpreter = VideoInterpreter.FromVideoOrImage(null, _prefabInterpretationLogic);
_interpreter.FrameInterpreted += new EventHandler<VideoInterpreter.InterpretedFrame>(_interpreter_FrameInterpreted);
_interpreter.RectsSnapped += new EventHandler<RectsSnappedArgs>(_interpreter_RectsSnapped);
_interpreter.PrototypesBuilt += new EventHandler<PrototypesEventArgs>(_interpreter_PrototypesBuilt);
_interpreter.PrototypesRemoved += new EventHandler<PrototypesEventArgs>(_interpreter_PrototypesRemoved);
}
UpdateLayers(e.Argument);
}
private void _interpreter_FrameInterpreted(object sender, VideoInterpreter.InterpretedFrame frame)
{
HelloWorldControl.WriteBackgroundAndRender(frame.Tree);
Dispatcher.BeginInvoke(_updateThread, UpdateType.NewFrameInterpreted, frame);
}
private void OpenMenuItem_Click(object sender, RoutedEventArgs e)
{
OpenFileDialog ofd = new OpenFileDialog();
ofd.Filter = "Video Files, Images | *.avi; *.png";
ofd.Multiselect = true;
if (ofd.ShowDialog().Value)
{
bool notnull = _interpreter != null;
if (notnull)
_interpreter.Stop();
if (ofd.FileNames.Length > 1)
_interpreter = VideoInterpreter.FromMultipleScreenshots(ofd.FileNames, _prefabInterpretationLogic);
else
_interpreter = VideoInterpreter.FromVideoOrImage(ofd.FileName, _prefabInterpretationLogic);
AnnotationThumbView.Screenshots = _interpreter.FrameCollection;
_interpreter.FrameInterpreted += new EventHandler<VideoInterpreter.InterpretedFrame>(_interpreter_FrameInterpreted);
_interpreter.RectsSnapped += new EventHandler<RectsSnappedArgs>(_interpreter_RectsSnapped);
_interpreter.PrototypesBuilt += new EventHandler<PrototypesEventArgs>(_interpreter_PrototypesBuilt);
_interpreter.PrototypesRemoved += new EventHandler<PrototypesEventArgs>(_interpreter_PrototypesRemoved);
FrameSlider.Minimum = 1;
FrameSlider.Maximum = _interpreter.FrameCount;
FrameSlider.IsEnabled = true;
TotalFrameCountLabel.Content = _interpreter.FrameCount.ToString();
double old = FrameSlider.Value;
FrameSlider.Value = 1;
UseMultipleFramesCheckbox.IsEnabled = true;
if(old != FrameSlider.Value || notnull)
InterpretCurrentFrame();
}
}
private void OpenAnnotationsMenuItem_Click(object sender, RoutedEventArgs e)
{
if (_interpreter != null)
_interpreter.Stop();
_interpreter = VideoInterpreter.FromAnnotations(_prefabInterpretationLogic as LayerInterpretationLogic);
AnnotationThumbView.Screenshots = _interpreter.FrameCollection;
_interpreter.FrameInterpreted += new EventHandler<VideoInterpreter.InterpretedFrame>(_interpreter_FrameInterpreted);
_interpreter.RectsSnapped += new EventHandler<RectsSnappedArgs>(_interpreter_RectsSnapped);
_interpreter.PrototypesBuilt += new EventHandler<PrototypesEventArgs>(_interpreter_PrototypesBuilt);
_interpreter.PrototypesRemoved += new EventHandler<PrototypesEventArgs>(_interpreter_PrototypesRemoved);
FrameSlider.Minimum = 1;
FrameSlider.Maximum = _interpreter.FrameCount;
FrameSlider.IsEnabled = true;
TotalFrameCountLabel.Content = _interpreter.FrameCount.ToString();
SelectedFrameIndex = 0;
InterpretCurrentFrame();
}
public static VideoInterpreter FromMultipleScreenshots(IEnumerable<string> files, PrefabInterpretationLogic logic)
{
VideoInterpreter i = new VideoInterpreter(logic);
List<System.Drawing.Bitmap> screenshots = new List<System.Drawing.Bitmap>();
foreach(string file in files)
{
System.Drawing.Bitmap bmp = new System.Drawing.Bitmap(file);
screenshots.Add(bmp);
}
i._frames = VideoFrames.FromMultipleScreenshots(screenshots);
i._interpretFrame = new Thread(i._interpretFrame_DoWork);
i._interpretFrame.Priority = ThreadPriority.Highest;
i._interpretFrame.Start();
i._framesCollection = new VirtualizingCollection<BitmapSource>(i.FrameCount, i.GetFramesInRange);
return i;
}
public static VideoInterpreter FromAnnotations(LayerInterpretationLogic logic)
{
VideoInterpreter i = new VideoInterpreter(logic);
i._frames = VideoFrames.FromAnnotations(logic);
i._interpretFrame = new Thread(i._interpretFrame_DoWork);
i._interpretFrame.Priority = ThreadPriority.Highest;
i._interpretFrame.Start();
i._framesCollection = new VirtualizingCollection<BitmapSource>(i.FrameCount, i.GetFramesInRange);
return i;
}
private void UIThreadUpdate(VideoInterpreter.VideoCapture frame, Tree root, List<Tree> textNodes, IBoundingBox invalidated)
{
SetTextBoxes(textNodes, root);
RenderImageThatMasksText(frame, invalidated);
}
private void RenderImageThatMasksText(VideoInterpreter.VideoCapture frame, IBoundingBox invalidatedRegion)
{
frame.CopyToWriteableBitmap(BackgroundOverlayImage, invalidatedRegion);
BackgroundOverlay.Width = frame.Width;
BackgroundOverlay.Height = frame.Height;
foreach (var textLoc in TextLocations)
{
CopyBitmapToWriteableBitmap(_backgroundBitmap, BackgroundOverlayImage, textLoc.TreeNode);
}
}
