原文:



[函数名称]

  红眼去除     RedeyeRemoveProcess(WriteableBitmap src)

/// 
        /// Redeye remove Process.        /// 
        /// The source image.        /// 
             public static WriteableBitmap RedeyeRemoveProcess(WriteableBitmap src)红眼去除        {            if (src != null)            {                int w = src.PixelWidth;                int h = src.PixelHeight;                WriteableBitmap srcImage = new WriteableBitmap(w, h);                byte[] temp = src.PixelBuffer.ToArray();                byte[] tempMask = (byte[])temp.Clone();                int r, g, b;                int Rc, Gc, Bc;                for (int i = 0; i < temp.Length; i += 4)                {                    b = tempMask[i];                    g = tempMask[i + 1];                    r = tempMask[i + 2];                    if (r > (int)(g + b))//这里 只是简单的判断一下红眼像素只为说明红眼去除算法，实际上要使用一定的红眼判断算法决策                    {                        Rc = (int)((g + b) / 2);                        Gc = (int)((g + Rc) / 2);                        Bc = (int)((b + Rc) / 2);                        temp[i] = (byte)Bc;                        temp[i + 1] = (byte)Gc;                        temp[i + 2] = (byte)Rc;                    }                }                Stream sTemp = srcImage.PixelBuffer.AsStream();                sTemp.Seek(0, SeekOrigin.Begin);                sTemp.Write(temp, 0, w * 4 * h);                return srcImage;            }            else            {                return null;            }        }

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