package?com.yy.utils;

import?android.graphics.Bitmap;

public?class?FastBulr?{
	public?static?Bitmap?doBlur（Bitmap?sentBitmap?int?radius
			boolean?canReuseInBitmap）?{
		Bitmap?bitmap;
		if?（canReuseInBitmap）?{
			bitmap?=?sentBitmap;
		}?else?{
			bitmap?=?sentBitmap.copy（sentBitmap.getConfig（）?true）;
		}
		if?（radius?			return?（null）;
		}
		int?w?=?bitmap.getWidth（）;
		int?h?=?bitmap.getHeight（）;
		int[]?pix?=?new?int[w?*?h];
		bitmap.getPixels（pix?0?w?0?0?w?h）;
		int?wm?=?w?-?1;
		int?hm?=?h?-?1;
		int?wh?=?w?*?h;
		int?div?=?radius?+?radius?+?1;
		int?r[]?=?new?int[wh];
		int?g[]?=?new?int[wh];
		int?b[]?=?new?int[wh];
		int?rsum?gsum?bsum?x?y?i?p?yp?yi?yw;
		int?vmin[]?=?new?int[Math.max（w?h）];
		int?divsum?=?（div?+?1）?>>?1;
		divsum?*=?divsum;
		int?dv[]?=?new?int[256?*?divsum];
		for?（i?=?0;?i?			dv[i]?=?（i?/?divsum）;
		}
		yw?=?yi?=?0;
		int[][]?stack?=?new?int[div][3];
		int?stackpointer;
		int?stackstart;
		int[]?sir;
		int?rbs;
		int?r1?=?radius?+?1;
		int?routsum?goutsum?boutsum;
		int?rinsum?ginsum?binsum;
		for?（y?=?0;?y?			rinsum?=?ginsum?=?binsum?=?routsum?=?goutsum?=?boutsum?=?rsum?=?gsum?=?bsum?=?0;
			for?（i?=?-radius;?i?<=?radius;?i++）?{
				p?=?pix[yi?+?Math.min（wm?Math.max（i?0））];
				sir?=?stack[i?+?radius];
				sir[0]?=?（p?&?0xff0000）?>>?16;
				sir[1]?=?（p?&?0x00ff00）?>>?8;
				sir[2]?=?（p?&?0x0000ff）;
				rbs?=?r1?-?Math.abs（i）;
				rsum?+=?sir[0]?*?rbs;
				gsum?+=?sir[1]?*?rbs;
				bsum?+=?sir[2]?*?rbs;
				if?（i?>?0）?{
					rinsum?+=?sir[0];
					ginsum?+=?sir[1];
					binsum?+=?sir[2];
				}?else?{
					routsum?+=?sir[0];
					goutsum?+=?sir[1];
					boutsum?+=?sir[2];
				}
			}
			stackpointer?=?radius;
			for?（x?=?0;?x?				r[yi]?=?dv[rsum];
				g[yi]?=?dv[gsum];
				b[yi]?=?dv[bsum];
				rsum?-=?routsum;
				gsum?-=?goutsum;
				bsum?-=?boutsum;
				stackstart?=?stackpointer?-?radius?+?div;
				sir?=?stack[stackstart?%?div];
				routsum?-=?sir[0];
				goutsum?-=?sir[1];
				boutsum?-=?sir[2];
				if?（y?==?0）?{
					vmin[x]?=?Math.min（x?+?radi