org.apache.commons.imaging.formats.tiff.photometricinterpreters.PhotometricInterpreter Maven / Gradle / Ivy
/*
* Licensed to the Apache Software Foundation (ASF) under one or more
* contributor license agreements. See the NOTICE file distributed with
* this work for additional information regarding copyright ownership.
* The ASF licenses this file to You 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 org.apache.commons.imaging.formats.tiff.photometricinterpreters;
import java.io.IOException;
import org.apache.commons.imaging.ImageReadException;
import org.apache.commons.imaging.common.ImageBuilder;
public abstract class PhotometricInterpreter {
protected final int samplesPerPixel;
private final int[] bitsPerSample;
protected final int predictor;
protected final int width;
protected final int height;
public PhotometricInterpreter(final int samplesPerPixel, final int[] bitsPerSample,
final int predictor, final int width, final int height) {
this.samplesPerPixel = samplesPerPixel;
this.bitsPerSample = bitsPerSample;
this.predictor = predictor;
this.width = width;
this.height = height;
}
public abstract void interpretPixel(ImageBuilder imageBuilder,
int[] samples, int x, int y) throws ImageReadException, IOException;
protected int getBitsPerSample(int offset) {
return bitsPerSample[offset];
}
}