private?void?resizePhoto()?{
		//?TODO?Auto-generated?method?stub
		BitmapFactory.Options?opt?=?new?BitmapFactory.Options();
		opt.inJustDecodeBounds?=?true;
		
		BitmapFactory.decodeFile(mCurrentPhotoStr,?opt);
		
		double?ratio?=?Math.max(opt.outWidth?*?1.0d?/?1024f,?opt.outHeight?*?1.0d?/?1024f);
		
		opt.inSampleSize?=?(int)?Math.ceil(ratio);
		
		opt.inJustDecodeBounds?=?false;
		mPhotoImg?=?BitmapFactory.decodeFile(mCurrentPhotoStr,?opt);
		
	}

各項值都按老師的要求設(shè)置好了