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Java example source code file (ImageRender.java)
The ImageRender.java Java example source code/* * * * Copyright 2015 Skymind,Inc. * * * * Licensed 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.deeplearning4j.plot; import org.canova.image.loader.ImageLoader; import org.nd4j.linalg.api.ndarray.INDArray; import javax.imageio.ImageIO; import java.awt.image.BufferedImage; import java.io.File; import java.io.IOException; /** * Render ndarrays as images * * @author Adam Gibson */ public class ImageRender { public static void render(INDArray image,String path) throws IOException { BufferedImage imageToRender = null; if(image.rank() == 3) { ImageLoader loader = new ImageLoader(image.size(-1),image.size(-2),image.size(-3)); imageToRender = new BufferedImage(image.size(-1),image.size(-2),BufferedImage.TYPE_3BYTE_BGR); loader.toBufferedImageRGB(image,imageToRender); } else if(image.rank() == 2) { imageToRender = new BufferedImage(image.size(-1),image.size(-2),BufferedImage.TYPE_BYTE_GRAY); for( int i = 0; i < image.length(); i++ ){ imageToRender.getRaster().setSample(i % image.size(-1), i / image.size(-2), 0, (int) (255 * image.getDouble(i))); } } ImageIO.write(imageToRender,"png",new File(path)); } } Other Java examples (source code examples)Here is a short list of links related to this Java ImageRender.java source code file: |
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