CaptchaRecogition.ImageProcess.GetEndBoundaryX C# (CSharp) Метод

        private static int GetEndBoundaryX(Image img, int startX, int startY, int endY)
        {
            Bitmap bmp = new Bitmap(img);
            int endB = 0;
            for (int i = startX + 1; i < bmp.Height; i++)
            {
                int cnt = 0;
                for (int j = startY; j < endY; j++)
                {
                    //遍历各个像素，获得bmp位图每个像素的RGB对象
                    Color pixelColor = bmp.GetPixel(j, i);
                    if (pixelColor.Name == "ffffffff")
                    {
                        cnt++;
                        continue;
                    }
                    else
                        break;
                }
                if (cnt == endY - startY&&i-startX>4)//防止把i的点也算进去
                {
                    endB = i;
                    break;
                }
            }
            return endB;
        }