private void OnImageDetected(VideoRecognitionResult result)
{
if (IsDisposed)
{
return;
}
_incrementValue = (int)(_progressBar.Maximum / result.TotalFrames);
_pic.Image = result.ImageBytes.ToImage();
_videoRecognitionResults.Items.Add(result);
_progressBar.Increment(_incrementValue);
if (_videoRecognitionResults.Items.Count > Constants.FrameLimit)
{
var validator = new FramesValidator(_videoRecognitionResults.Items);
if (validator.IsValid)
{
_pic.Image = result.AppendBorder();
if (result.IndexFrame - _videoRecognitionResults.LastFrame > Constants.FrameDifference)
{
_videoRecognitionResults.Counter++;
_couplingCounterLabel.Text = _videoRecognitionResults.Counter.ToString();
foreach (var item in result.Items)
{
LogMsg(item, result);
}
}
_videoRecognitionResults.LastFrame = result.IndexFrame;
}
_videoRecognitionResults.Items.RemoveAt(0);
}
}
private void LogMsg(YoloItem item, VideoRecognitionResult result)
{
var msg = new StringBuilder();
msg.AppendLine("Номер кадра: " + result.IndexFrame);
msg.AppendLine("Координата центра X: " + item.X);
msg.AppendLine("Координата центра Y: " + item.Y);
msg.AppendLine("Ширина: " + item.Width);
msg.AppendLine("Высота: " + item.Height);
Logger.WriteLine(msg.ToString());
_logTxtBx.AppendText(Logger.Messages.Last() + "\r\n");
}
private void ProcThread(string filename, IProgress <VideoRecognitionResult> progress)
{
using (var reader = new VideoFileReader())
{
reader.Open(filename);
var indexFrame = 0;
while (reader.FrameCount - 2 > indexFrame && !_cancellationTokenSource.IsCancellationRequested)
{
var frame = reader.ReadVideoFrame();
if (frame == null)
{
break;
}
var result = ProcessImage(frame);
var report = new VideoRecognitionResult()
{
ElapsedTime = result.ElapsedTime,
FrameRate = reader.FrameRate.Numerator,
ImageBytes = result.ImageBytes,
IndexFrame = ++indexFrame,
Items = result.Items,
TotalFrames = reader.FrameCount
};
progress.Report(report); //todo: Вместо progress сделать event
frame.Dispose();
if (_cancellationTokenSource.IsCancellationRequested)
{
break;
}
}
reader.Close();
OnVideoClosed();
}
}
private void OnImageDetected(VideoRecognitionResult result)
{
pic.Image = result.ImageBytes.ToImage();
_videoRecognitionResults.Items.Add(result);
if (_videoRecognitionResults.Items.Count > 15)
{
var validator = new FramesValidator(_videoRecognitionResults.Items);
if (validator.IsValid)
{
pic.Image = result.DrawBorder2Image();
if (result.IndexFrame - _videoRecognitionResults.LastFrame > 13)
{
_videoRecognitionResults.Counter++;
CouplingCounterLabel.Text = _videoRecognitionResults.Counter.ToString();
foreach (var item in result.Items)
{
LogMsg(item, result);
}
}
_videoRecognitionResults.LastFrame = result.IndexFrame;
}
_videoRecognitionResults.Items.RemoveAt(0);
}
}
public void Read(string filename, IProgress <VideoRecognitionResult> progress)
{
IsStarted = true;
using (var reader = new VideoFileReader())
{
reader.Open(filename);
var indexFrame = 0;
while (reader.IsOpen)
{
if (IsCanceling)
{
break;
}
var frame = reader.ReadVideoFrame();
var result = ImageDetector.Process(frame);
var report = new VideoRecognitionResult()
{
ElapsedTime = result.ElapsedTime,
FrameRate = reader.FrameRate.Numerator,
ImageBytes = result.ImageBytes,
IndexFrame = ++indexFrame,
Items = result.Items
};
progress.Report(report); //todo: Вместо progress сделать event
frame.Dispose();
}
reader.Close();
}
IsStarted = false;
}
