public static void DrawLine(IInputOutputArray image,
Point start,
Point end,
MCvScalar color,
int thickness = 1,
LineType lineType = LineType.EightConnected,
int shift = 0)
{
using (InputOutputArray array = image.GetInputOutputArray())
{
cveLine(array, ref start, ref end, ref color, thickness, lineType, shift);
}
}
public static void DrawCircle(IInputOutputArray image,
Point center,
int radius,
MCvScalar color,
int thickness = 1,
LineType lineType = LineType.EightConnected,
int shift = 0)
{
using (InputOutputArray array = image.GetInputOutputArray())
{
cveCircle(array, ref center, radius, ref color, thickness, lineType, shift);
}
}
public static void DrawEllipse(IInputOutputArray image,
Point center,
Size axes,
double angle,
double startAngle,
double endAngle,
MCvScalar color,
int thickness = 1,
LineType lineType = LineType.EightConnected,
int shift = 0)
{
using (InputOutputArray array = image.GetInputOutputArray())
{
cveEllipse(array, ref center, ref axes, angle, startAngle, endAngle, ref color, thickness, lineType, shift);
}
}
public static void DrawText(IInputOutputArray image,
string text,
Point position,
FontFace fontFace,
double fontScale,
MCvScalar color,
int thickness = 1,
LineType lineType = LineType.EightConnected,
bool bottomLeftOrigin = false)
{
using (CvString cvString = new CvString(text))
{
using (InputOutputArray array = image.GetInputOutputArray())
{
cvePutText(array, cvString, ref position, fontFace, fontScale, ref color, thickness, lineType, bottomLeftOrigin);
}
}
}
public static void DrawContours(IInputOutputArray image,
IInputArray contours,
int contourIdx,
MCvScalar color,
int thickness = 1,
LineType lineType = LineType.EightConnected,
IInputArray hierarchy = null,
int maxLevel = int.MaxValue,
Point offset = default(Point))
{
using (InputOutputArray imageArray = image.GetInputOutputArray())
{
using (InputArray contoursArray = contours.GetInputArray())
{
using (InputArray hierarchyArray = (hierarchy != null) ? hierarchy.GetInputArray() : EmptyArray <InputArray> .Value)
{
cveDrawContours(imageArray, contoursArray, contourIdx, ref color, thickness, lineType, hierarchyArray, maxLevel, ref offset);
}
}
}
}