图片圆角处理

/***************************图片圆角处理********************************/ public static Bitmap getRCB(Bitmap bitmap, float roundPX) //RCB means Rounded Corner Bitmap {  Bitmap dstbmp = Bitmap.createBitmap(bitmap.getWidth(), bitmap.getHeight(), Config.ARGB_8888);  Canvas canvas = new Canvas(dstbmp);    final int color = 0xff424242;  final Paint paint = new Paint();  final Rect rect = new Rect(0, 0, bitmap.getWidth(), bitmap.getHeight());  final RectF rectF = new RectF(rect);  paint.setAntiAlias(true);  canvas.drawARGB(0, 0, 0, 0);  paint.setColor(color);  canvas.drawRoundRect(rectF, roundPX, roundPX, paint);  paint.setXfermode(new PorterDuffXfermode(Mode.SRC_IN));  canvas.drawBitmap(bitmap, rect, rect, paint);   return dstbmp; }

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