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;
}
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);
}
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);
}