org.jpedal.parser.image.BinaryImage Maven / Gradle / Ivy

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/*
* ===========================================
* Java Pdf Extraction Decoding Access Library
* ===========================================
*
* Project Info:  http://www.idrsolutions.com
* Help section for developers at http://www.idrsolutions.com/support/
*
* (C) Copyright 1997-2017 IDRsolutions and Contributors.
*
* This file is part of JPedal/JPDF2HTML5
*
@LICENSE@
*
* ---------------
* BinaryImage.java
* ---------------
*/

package org.jpedal.parser.image;

import java.awt.image.*;

import org.jpedal.color.ColorSpaces;
import org.jpedal.color.GenericColorSpace;

/**
 * @author markee
 */
public class BinaryImage {

    public static BufferedImage make(final int w, final int h, final byte[] data, final GenericColorSpace decodeColorData, final int d) {

        final BufferedImage image = new BufferedImage(w, h, BufferedImage.TYPE_BYTE_BINARY);

        final DataBuffer db = new DataBufferByte(data, data.length);
        //needs to be inverted in this case (ie 12dec/mariners_annual_2012.pdf)
        if (decodeColorData.getID() == ColorSpaces.Separation) {
            final int count = data.length;
            for (int aa = 0; aa < count; aa++) {
                data[aa] = (byte) (data[aa] ^ 255);
            }
        }

        final WritableRaster raster = Raster.createPackedRaster(db, w, h, d, null);
        image.setData(raster);

        return image;
    }
}