public void RefreshMostRecentFrame()
{
if (mostRecentFrame == null)
{
return;
}
//Prepare the temp frame for annotations
if (tempFrame == null || !tempFrame.SameSizeAs(mostRecentFrame))
{
tempFrame = mostRecentFrame.Clone();
}
else
{
tempFrame.DrawFrame(mostRecentFrame);
}
tempFrame.FrameIndex = mostRecentFrame.FrameIndex;
tempFrame.ProcessorResult = mostRecentFrame.ProcessorResult;
if (OnRefreshMostRecentFrame != null)
{
OnRefreshMostRecentFrame(tempFrame);
}
tempFrame.CopyToWriteableBitmap(canvasBuffer);
}
private void OnRefreshMostRecentFrame(Frame frame)
{
if (chkShowMotion.IsChecked.Value)
{
Processor.Annotate(frame);
}
}
private void ShowFrame(Filters.Frame frame)
{
using (var g = Graphics.FromImage(frame.Bitmap))
{
var white = new System.Drawing.Pen(System.Drawing.Color.White, 1);
var black = new System.Drawing.Pen(System.Drawing.Color.Black, 1);
if (FrameData.ContainsKey(frame.FrameIndex))
{
FrameData[frame.FrameIndex].Select(p => p.Value).ToList().ForEach(p =>
{
if (p != null)
{
g.DrawEllipse(white, new RectangleF(p.Value.ToWindowsPoint().ToPointF(), new SizeF(1, 1)));
g.DrawEllipse(black, new RectangleF(p.Value.ToWindowsPoint().Moved(-1, -1).ToPointF(), new SizeF(3, 3)));
}
});
}
}
if (canvasImage == null)
{
canvasImage = new WriteableBitmap(frame.Width, frame.Height, 96, 96, PixelFormats.Bgr24, null);
videoCanvas.Source = canvasImage;
}
frame.CopyToWriteableBitmap(canvasImage);
videoCanvas_MouseMove(this, null);
lblTime.Content = currentFrame.FrameTime.ToString(@"mm\:ss") + " (" + currentFrame.FrameIndex + ")";
_sliderValueChangedByCode = true;
sliderTime.Value = currentFrame.FrameIndex;
}
private void OnProcessed(Frame frame)
{
var result = (MotionProcessorResult)frame.ProcessorResult;
if (result == null || Application.Current == null)
{
return;
}
Application.Current.Dispatcher.Invoke(() =>
{
if (chkUpdatePlot.IsChecked.Value)
{
try
{
_chart.AddPoint(result.FrameIndex, result.ChangedPixelsCount);
}
catch
{
}
}
Activity.Add(new Point(result.FrameIndex, result.ChangedPixelsCount));
lblChangedPixels.Content = string.Format("Changed Pixels: {0:n0}", result.ChangedPixelsCount);
});
}
private void OnShowFrame(Frame frame)
{
if (frame.ProcessorResult != null)
{
var frameResult = (EfficientTipAndPERdetector.TipAndPERResult)frame.ProcessorResult;
treatmentSensor.SensorValue = frameResult.TreatmentSensorValue.ToString();
modelView.Show(frameResult);
sectorView.Show(frameResult);
}
}
private void ShowFrame(Filters.Frame frame)
{
if (isDrawing)
{
return;
}
if (Application.Current == null)
{
return;
}
Application.Current.Dispatcher.Invoke(new Action(() =>
{
if (Application.Current == null)
{
return;
}
isDrawing = true;
//Create WriteableBitmap the first time
if (canvasBuffer == null || canvasBuffer.Height != frame.Height || canvasBuffer.Width != frame.Width)
{
canvasBuffer = new WriteableBitmap(frame.Width, frame.Height, 96, 96, PixelFormats.Bgr24, null);
Canvas.Source = canvasBuffer;
mostRecentFrame = frame.Clone();
}
//Limit frame rate shown
if ((DateTime.Now - prevFrameTime).TotalMilliseconds >= 1000.0 / maxFps)
{
//Save the most recent frame
mostRecentFrame.DrawFrame(frame);
mostRecentFrame.ProcessorResult = frame.ProcessorResult;
mostRecentFrame.FrameIndex = frame.FrameIndex;
if (OnShowFrame != null)
{
OnShowFrame(frame);
}
RefreshMostRecentFrame();
prevFrameTime = DateTime.Now;
}
_sliderValueChangedByCode = true;
sliderTime.Value = frame.FramePercentage * 1000;
lblTime.Content = frame.FrameTime.ToString();
//Compute FPS
var now = DateTime.Now;
fpsHist.AddLast(now);
lblFPS.Content = string.Format("FPS: {0:n1}", fpsHist.Count / 1.0);
while ((now - fpsHist.First()).TotalMilliseconds > 1000)
{
fpsHist.RemoveFirst();
}
isDrawing = false;
}));
}
private void StartStopMarking(object sender, RoutedEventArgs e)
{
IsMarking = true;
SetupPlayer();
videoCanvas.Focus();
Thread.Sleep(50);
HideInstructions();
new Thread(() =>
{
while (IsMarking)
{
//for(var i = 0; i < 500; i++)
{
if (_decoder == null)
{
SetupPlayer();
}
lock (_decoder)
{
_decoder.Stop();
_decoder.ClearBuffer();
_decoder.SeekTo(iterator.FrameIndex);
_decoder.Start(true);
while (!_decoder.FramesInBuffer)
{
Thread.Sleep(5);
}
if (nextFrame != null)
{
nextFrame.Dispose();
}
nextFrame = _decoder.PlayNextFrame();
}
}
if (currentFrame != null)
{
currentFrame.Dispose();
}
currentFrame = nextFrame;
Dispatcher.Invoke(() =>
{
lblActivePartName.Text = TemplateView.Current.CurrentPartName;
ShowFrame(currentFrame);
GC.Collect();
});
ReadyForNextFrame = false;
while (!ReadyForNextFrame && IsMarking)
{
Thread.Sleep(5); //Wait for position data (use value < smallest inter-click interval)
}
//Store the position data
if (!FrameData.ContainsKey(currentFrame.FrameIndex))
{
FrameData[currentFrame.FrameIndex] = new Dictionary <string, System.Drawing.Point?>();
}
if (_capturedMousePosition != null)
{
FrameData[currentFrame.FrameIndex][TemplateView.Current.CurrentPartName] = _capturedMousePosition;
}
UpdateReward();
if (iterator.IsAtEndOfBurstOrSequenceOrVideo && iterator.IsAtEndOfBatch)
{
iterator.AdvanceBurst();
templateView.CurrentPartIndex = iterator.BatchPartIndex;
IsMarking = false;
ShowInstructions();
return;
}
if (iterator.IsAtEndOfBurstOrSequenceOrVideo)
{
iterator.AdvanceBurst();
templateView.CurrentPartIndex = iterator.BatchPartIndex;
SetupPlayer(); //Rewind to first frame
IsMarking = false;
ShowInstructions();
return;
}
iterator.AdvanceBurst();
Thread.Sleep(10);
}
}).Start();
}
private void OnRefreshMostRecentFrame(Frame frame)
{
Processor.Annotate(frame);
}
internal void Show(EfficientTipAndPERdetector.TipAndPERResult processorResult)
{
var width = (int)image.Width;
var height = (int)image.Height;
//Create WriteableBitmap the first time
if (canvasBuffer == null)
{
clearFrame = new Frame(width, height);
canvasBuffer = new WriteableBitmap(width, height, 96, 96, PixelFormats.Bgr24, null);
image.Source = canvasBuffer;
}
using (var gfx = Graphics.FromImage(clearFrame.Bitmap))
{
gfx.Clear(Color.White);
}
if (processorResult?.Left?.SectorCounts != null)
{
clearFrame.MarkSectors(
sectors: processorResult.Left.SectorCounts,
headCtrX: width / 2,
headCtrY: height / 2,
headHeight: height / 2,
headAngle: 0,
color: Color.Black,
isRight: false
);
leftDomSec.Content = processorResult.Left.DominantSector;
leftSecMode.Content = processorResult.Left.TopAngle + "°";
}
else
{
leftDomSec.Content = "-";
leftSecMode.Content = "-";
}
if (processorResult?.Right?.SectorCounts != null)
{
clearFrame.MarkSectors(
sectors: processorResult.Right.SectorCounts,
headCtrX: width / 2,
headCtrY: height / 2,
headHeight: height / 2,
headAngle: 0,
color: Color.Black,
isRight: true
);
rightDomSec.Content = processorResult.Right.DominantSector;
rightSecMode.Content = processorResult.Right.TopAngle + "°";
}
else
{
rightDomSec.Content = "-";
rightSecMode.Content = "-";
}
clearFrame.CopyToWriteableBitmap(canvasBuffer);
}
