blob: 6f6f9e8758f18f610c4e13930982f28038ff441b [file] [log] [blame]
package com.android.gallery3d.filtershow.filters;
import android.graphics.Bitmap;
public class ImageFilterHue extends ImageFilter {
private ColorSpaceMatrix cmatrix = null;
public ImageFilterHue() {
mName = "Hue";
cmatrix = new ColorSpaceMatrix();
}
@Override
public ImageFilter clone() throws CloneNotSupportedException {
ImageFilterHue filter = (ImageFilterHue) super.clone();
filter.cmatrix = new ColorSpaceMatrix(cmatrix);
return filter;
}
native protected void nativeApplyFilter(Bitmap bitmap, int w, int h, float []matrix);
@Override
public Bitmap apply(Bitmap bitmap, float scaleFactor, boolean highQuality) {
int w = bitmap.getWidth();
int h = bitmap.getHeight();
float p = mParameter;
float value = p;
cmatrix.identity();
cmatrix.setHue(value);
nativeApplyFilter(bitmap, w, h, cmatrix.getMatrix());
return bitmap;
}
}