org.apache.xmlgraphics.image.codec.tiff.ExtraSamplesType 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.xmlgraphics.image.codec.tiff;
import java.awt.image.ColorModel;
enum ExtraSamplesType {
UNSPECIFIED(0),
ASSOCIATED_ALPHA(1),
UNASSOCIATED_ALPHA(2);
private final int typeValue;
private ExtraSamplesType(int value) {
this.typeValue = value;
}
static ExtraSamplesType getValue(ColorModel colorModel, int numExtraSamples) {
if (numExtraSamples == 1 && colorModel.hasAlpha()) {
return colorModel.isAlphaPremultiplied() ? ASSOCIATED_ALPHA : UNASSOCIATED_ALPHA;
}
return UNSPECIFIED;
}
int getValue() {
return typeValue;
}
}