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ImageClassRecordReader.java
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ImageClassRecordReader.java
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package org.genericsystem.cv.nn;
import java.io.File;
import java.util.ArrayList;
import java.util.List;
import org.datavec.api.io.labels.ParentPathLabelGenerator;
import org.datavec.api.writable.IntWritable;
import org.datavec.api.writable.Writable;
import org.datavec.image.recordreader.BaseImageRecordReader;
public class ImageClassRecordReader extends BaseImageRecordReader {
private static final long serialVersionUID = -1990731291095750954L;
public ImageClassRecordReader(int height, int width, int channels, ParentPathLabelGenerator labelMaker) {
super(height, width, channels, labelMaker);
}
@Override
public boolean batchesSupported() {
return false;
}
@Override
public List<Writable> next() {
if (iter != null) {
List<Writable> ret = new ArrayList<>();
File image = iter.next();
currentFile = image;
if (image.isDirectory())
return next();
try {
invokeListeners(image);
ret.add(new IntWritable(labels.indexOf(getLabel(image.getPath()))));
} catch (Exception e) {
throw new RuntimeException(e);
}
return ret;
} else if (record != null) {
hitImage = true;
invokeListeners(record);
return record;
}
throw new IllegalStateException("No more elements");
}
}