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package com.android.gallery3d.filtershow.filters; import android.graphics.Bitmap; public class ImageFilterBW extends ImageFilter { public ImageFilterBW() { mName = "Black & White"; } native protected void nativeApplyFilter(Bitmap bitmap, int w, int h); public void apply(Bitmap bitmap) { int w = bitmap.getWidth(); int h = bitmap.getHeight(); nativeApplyFilter(bitmap, w, h); } }