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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
 *
     This library is free software; you can redistribute it and/or
    modify it under the terms of the GNU Lesser General Public
    License as published by the Free Software Foundation; either
    version 2.1 of the License, or (at your option) any later version.

    This library is distributed in the hope that it will be useful,
    but WITHOUT ANY WARRANTY; without even the implied warranty of
    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
    Lesser General Public License for more details.

    You should have received a copy of the GNU Lesser General Public
    License along with this library; if not, write to the Free Software
    Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA


 *
 * ---------------
 * ImageDataToJavaImage.java
 * ---------------
 */
package org.jpedal.parser.image;

import java.awt.image.BufferedImage;
import java.awt.image.BufferedImageOp;
import java.awt.image.ConvolveOp;
import java.awt.image.Kernel;
import org.jpedal.color.ColorSpaces;
import org.jpedal.color.GenericColorSpace;
import org.jpedal.io.ColorSpaceConvertor;
import org.jpedal.objects.GraphicsState;
import org.jpedal.parser.ParserOptions;
import org.jpedal.parser.image.data.ImageData;
import org.jpedal.parser.image.mask.MaskDecoder;
import org.jpedal.parser.image.utils.ConvertImageToShape;
import org.jpedal.parser.image.utils.ConvertMaskToShape;
import org.jpedal.render.DynamicVectorRenderer;
import org.jpedal.utils.LogWriter;

/**
 *
 * @author markee
 */
public class ImageDataToJavaImage {
    
    private static byte[] correctDataArraySize(final int d, final int w, final int h, byte[] data) {
        if(d==1){
            final int requiredSize=((w+7)>>3)*h;
            final int oldSize=data.length;
            if(oldSize4000 && h>1) || (ratio<0.001f && w>4000 && h>1)  || (w==1 && h==1)){// && data[0]!=0){
            
            ConvertMaskToShape.convert(gs, current, parserOptions);
            imageData.setRemoved(true);
        }else if(h==2 && d==1 && ImageCommands.isRepeatingLine(data, h)) {
            ConvertImageToShape.convert(data, h, gs, current, parserOptions);
            
            imageData.setRemoved(true);
        }else {
            image = MaskDecoder.createMaskImage((parserOptions.isPrinting() && !ImageDecoder.allowPrintTransparency), parserOptions.isType3Font(), data, w, h, imageData, d, decodeColorData, maskCol);
        }
        return image;
    }

    //lash up to 
    public static BufferedImage sharpen(BufferedImage image) {
       // A 3x3 kernel that sharpens an image
        Kernel kernel = new Kernel(3, 3,
                new float[]{
                    -1, -1, -1,
                    -1, 9, -1,
                    -1, -1, -1});

         float[] sharpKernel = {
            0.0f, -1.0f, 0.0f,
            -1.0f, 5.0f, -1.0f,
            0.0f, -1.0f, 0.0f
        };
         
        BufferedImageOp sharpen = new ConvolveOp(new Kernel(3, 3, sharpKernel),ConvolveOp.EDGE_NO_OP, null);
 
        BufferedImageOp op = new ConvolveOp(kernel);

       // image = op.filter(image, null);
        image = sharpen.filter(image, null);

        return image;
    }
}