/// <summary>
/// Performs dynamic cropping based on the largest bounding box
/// encountered (ie smallest cropping) within the 'memory' of the
/// autocropper
/// </summary>
/// <param name="topCrop">Cropping found in current frame</param>
/// <param name="bottomCrop">Cropping found in current frame</param>
private void MinDynamicCrop(int topCrop, int bottomCrop, int leftCrop, int rightCrop)
{
if (firstDynamicCrop)
{
if (verboseLog)
{
Log.Debug("First dynamic crop, resetting to top {0}, bottom {1}, left {2}, right {3}", topCrop, bottomCrop,
leftCrop, rightCrop);
}
topCropAvg.Reset(topCrop);
bottomCropAvg.Reset(bottomCrop);
leftCropAvg.Reset(leftCrop);
rightCropAvg.Reset(rightCrop);
firstDynamicCrop = false;
}
else
{
topCropAvg.Add(topCrop);
bottomCropAvg.Add(bottomCrop);
leftCropAvg.Add(leftCrop);
rightCropAvg.Add(rightCrop);
}
int topMin = (int)topCropAvg.GetMin();
int bottomMin = (int)bottomCropAvg.GetMin();
int leftMin = (int)leftCropAvg.GetMin();
int rightMin = (int)rightCropAvg.GetMin();
if (verboseLog)
{
Log.Debug("Current topMin {0}, bottomMin {1}, leftMin {2}, rightMin {3}", topMin, bottomMin, leftMin, rightMin);
}
if (Math.Abs(topMin - lastSettings.Top) > 2 || Math.Abs(bottomMin - lastSettings.Bottom) > 2 ||
Math.Abs(leftMin - lastSettings.Left) > 2 || Math.Abs(rightMin - lastSettings.Right) > 2)
{
CropSettings newSettings = new CropSettings();
newSettings.Top = topMin;
newSettings.Bottom = bottomMin;
newSettings.Left = leftMin;
newSettings.Right = rightMin;
RequestCrop(newSettings);
}
}
public void Reset()
{
InTotal.Reset();
InPerSec.Reset();
OutTotal.Reset();
OutPerSec.Reset();
PendingCount.Reset();
PendingTimeAverage.Reset();
ErrorsTotal.Reset();
ErrorsPerSec.Reset();
ErrorRatio.Reset();
}