C#圖象處置之圖象目的質心檢測的辦法。本站提示廣大學習愛好者:(C#圖象處置之圖象目的質心檢測的辦法)文章只能為提供參考,不一定能成為您想要的結果。以下是C#圖象處置之圖象目的質心檢測的辦法正文
本文實例講述了C#圖象處置之圖象目的質心檢測的辦法。分享給年夜家供年夜家參考。詳細以下:
//采取二值化圖象,圖象中黑色表現配景,白色表現目的
//界說質心盤算函數
private int[] CentPoints(Bitmap src)
{
//界說存儲質心坐標的數組變量
int[] CentreP = new int[2];
int M00 = 0, M01 = 0, M10 = 0;
Rectangle rect = new Rectangle(0, 0, src.Width, src.Height);
System.Drawing.Imaging.BitmapData bmpData = src.LockBits(rect, System.Drawing.Imaging.ImageLockMode.ReadWrite, System.Drawing.Imaging.PixelFormat.Format24bppRgb);
unsafe
{
int stride = bmpData.Stride;
byte* p;
byte* pIn = (byte*)bmpData.Scan0.ToPointer();
int R, G, B;
for (int y = 0; y < src.Height; y++)
{
for (int x = 0; x < src.Width; x++)
{
p = pIn;
R = p[2];
G = p[1];
B = p[0];
if (R + G + B != 0)
{
M00++;
M01 += y;
M10 += x;
}
pIn += 3;
}
pIn += stride - src.Width * 3;
}
CentreP[0] = (int)(M10 / M00);
CentreP[1] = (int)(M01 / M00);
}
src.UnlockBits(bmpData);
return CentreP;
//前往一個數組,該數組中第一個元素是質心的X坐標,
//第二個元素是質心的Y坐標
}
願望本文所述對年夜家的C#法式設計有所贊助。