org.apache.sanselan.formats.psd.dataparsers.DataParserCMYK Maven / Gradle / Ivy

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Apache Sanselan is a pure-Java image library.

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/*
 * 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.sanselan.formats.psd.dataparsers;

import org.apache.sanselan.color.ColorConversions;
import org.apache.sanselan.formats.psd.ImageContents;

public class DataParserCMYK extends DataParser
{
	protected int getRGB(int data[][][], int x, int y,
			ImageContents imageContents)
	{
		int sc = 0xff & data[0][y][x];
		int sm = 0xff & data[1][y][x];
		int sy = 0xff & data[2][y][x];
		int sk = 0xff & data[3][y][x];

		// CRAZY adobe has to store the bytes in reverse form.
		sc = 255 - sc;
		sm = 255 - sm;
		sy = 255 - sy;
		sk = 255 - sk;

		int rgb = ColorConversions.convertCMYKtoRGB(sc, sm, sy, sk);

		return rgb;
	}

	public int getBasicChannelsCount()
	{
		return 4;
	}

}