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/*
* Copyright (C) 2012 The Android Open Source Project
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
package com.android.gallery3d.filtershow.filters;
import android.graphics.Bitmap;
import android.graphics.Matrix;
import android.graphics.RectF;
import com.android.gallery3d.filtershow.imageshow.GeometryMetadata;
import java.util.Vector;
public class ImageFilterRedEye extends ImageFilter {
private static final String LOGTAG = "ImageFilterRedEye";
FilterRedEyeRepresentation mParameters = new FilterRedEyeRepresentation();
public ImageFilterRedEye() {
mName = "Red Eye";
}
@Override
public FilterRepresentation getDefaultRepresentation() {
FilterRedEyeRepresentation representation = new FilterRedEyeRepresentation();
return representation;
}
public boolean isNil() {
if (mParameters.getCandidates() != null && mParameters.getCandidates().size() > 0) {
return false;
}
return true;
}
public Vector<RedEyeCandidate> getCandidates() {
if (!mParameters.hasCandidates()) {
mParameters.setCandidates(new Vector<RedEyeCandidate>());
}
return mParameters.getCandidates();
}
public void clear() {
if (!mParameters.hasCandidates()) {
mParameters.setCandidates(new Vector<RedEyeCandidate>());
}
mParameters.clearCandidates();
}
native protected void nativeApplyFilter(Bitmap bitmap, int w, int h, short[] matrix);
@Override
public Bitmap apply(Bitmap bitmap, float scaleFactor, boolean highQuality) {
int w = bitmap.getWidth();
int h = bitmap.getHeight();
short[] rect = new short[4];
int size = mParameters.getNumberOfCandidates();
for (int i = 0; i < size; i++) {
RectF r = new RectF(mParameters.getCandidate(i).mRect);
GeometryMetadata geo = getImagePreset().mGeoData;
Matrix originalToScreen = geo.getOriginalToScreen(true,
getImagePreset().getImageLoader().getOriginalBounds().width(),
getImagePreset().getImageLoader().getOriginalBounds().height(),
w, h);
originalToScreen.mapRect(r);
if (r.left < 0) {
r.left = 0;
}
if (r.left > w) {
r.left = w;
}
if (r.top < 0) {
r.top = 0;
}
if (r.top > h) {
r.top = h;
}
if (r.right < 0) {
r.right = 0;
}
if (r.right > w) {
r.right = w;
}
if (r.bottom < 0) {
r.bottom = 0;
}
if (r.bottom > h) {
r.bottom = h;
}
rect[0] = (short) r.left;
rect[1] = (short) r.top;
rect[2] = (short) r.width();
rect[3] = (short) r.height();
nativeApplyFilter(bitmap, w, h, rect);
}
return bitmap;
}
}
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