ARKBreedingStats.ArkOCR.letterRect C# (CSharp) Метод

        private static Rectangle letterRect(Bitmap source, int hStart, int hEnd)
        {
            int startWhite = -1, endWhite = -1;
            for (int j = 0; j < source.Height; j++)
            {
                for (int i = hStart; i < hEnd; i++)
                {
                    if (startWhite == -1 && source.GetPixel(i, j).R == 255)
                    {
                        startWhite = j;
                    }

                    if (endWhite == -1 && source.GetPixel(i, (source.Height - j) - 1).R == 255)
                    {
                        endWhite = (source.Height - j);
                    }
                    if (startWhite != -1 && endWhite != -1)
                        return new Rectangle(hStart, startWhite, hEnd - hStart, endWhite - startWhite);
                }
            }

            return Rectangle.Empty;
        }