本文整理汇总了C#中Bgr.ToCvScalar方法的典型用法代码示例。如果您正苦于以下问题：C# Bgr.ToCvScalar方法的具体用法？C# Bgr.ToCvScalar怎么用？C# Bgr.ToCvScalar使用的例子？那么恭喜您, 这里精选的方法代码示例或许可以为您提供帮助。您也可以进一步了解该方法所在类Bgr的用法示例。
在下文中一共展示了Bgr.ToCvScalar方法的3个代码示例，这些例子默认根据受欢迎程度排序。您可以为喜欢或者感觉有用的代码点赞，您的评价将有助于系统推荐出更棒的C#代码示例。
示例1: Draw
/// <summary>
/// Draws text on the provided image.
/// </summary>
/// <param name="image">Input image.</param>
/// <param name="text">User text.</param>
/// <param name="font">Font.</param>
/// <param name="botomLeftPoint">Bottom-left point.</param>
/// <param name="color">Text color.</param>
/// <param name="opacity">Sets alpha channel where 0 is transparent and 255 is full opaque.</param>
public static unsafe void Draw(this Bgr<byte>[,] image, string text, Font font, Point botomLeftPoint, Bgr<byte> color, byte opacity = Byte.MaxValue)
{
using(var img = image.Lock())
{
var iplImage = img.AsCvIplImage();
CvCoreInvoke.cvPutText(&iplImage, text, botomLeftPoint, ref font, color.ToCvScalar());
}
}示例2: Draw
/// <summary>
/// Draws rectangle.
/// </summary>
/// <param name="image">Input image.</param>
/// <param name="rect">Rectangle.</param>
/// <param name="color">Object's color.</param>
/// <param name="thickness">Border thickness. If less than zero structure will be filled.</param>
/// <param name="opacity">Sets alpha channel where 0 is transparent and 255 is full opaque.</param>
public unsafe static void Draw(this Bgr<byte>[,] image, Rectangle rect, Bgr<byte> color, int thickness, byte opacity = Byte.MaxValue)
{
if (float.IsNaN(rect.X) || float.IsNaN(rect.Y))
return;
using(var img = image.Lock())
{
var iplImage = img.AsCvIplImage();
CvCoreInvoke.cvRectangleR(&iplImage, rect, color.ToCvScalar(opacity), thickness, LineTypes.EightConnected, 0);
}
}示例3: Draw
/// <summary>
/// Draws Box2D.
/// </summary>
/// <param name="image">Input image.</param>
/// <param name="box">Box 2D.</param>
/// <param name="color">Object's color.</param>
/// <param name="thickness">Border thickness.</param>
/// <param name="opacity">Sets alpha channel where 0 is transparent and 255 is full opaque.</param>
public static unsafe void Draw(this Bgr<byte>[,] image, Box2D box, Bgr<byte> color, int thickness, byte opacity = Byte.MaxValue)
{
if (thickness < 1)
throw new NotSupportedException("Only positive values are valid!");
var vertices = box.GetVertices();
using(var img = image.Lock())
{
var iplImage = img.AsOpenCvImage();
for (int i = 0; i < vertices.Length; i++)
{
int idx2 = (i + 1) % vertices.Length;
CvCoreInvoke.cvLine(&iplImage, vertices[i].Round(), vertices[idx2].Round(),
color.ToCvScalar(opacity), thickness,
LineTypes.EightConnected, 0);
}
}
}