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package ij.plugin;
import ij.*;
import ij.process.*;
import ij.gui.*;
import ij.util.Tools;
import java.awt.*;
import java.awt.event.*;
import java.io.*;
/** This plugin implements the File/Batch/Convert command,
which converts the images in a folder to a specified format. */
public class BatchConverter implements PlugIn, ActionListener {
private static final String[] formats = {"TIFF", "8-bit TIFF", "JPEG", "GIF", "PNG", "PGM", "BMP", "FITS", "Text Image", "ZIP", "Raw"};
private static String format = formats[0];
//private static int height;
private static double scale = 1.0;
private static int interpolationMethod = ImageProcessor.BILINEAR;
private String[] methods = ImageProcessor.getInterpolationMethods();
private Button input, output;
private TextField inputDir, outputDir;
private GenericDialog gd;
public void run(String arg) {
if (!showDialog()) return;
String inputPath = inputDir.getText();
if (inputPath.equals("")) {
IJ.error("Batch Converter", "Please choose an input folder");
return;
}
String outputPath = outputDir.getText();
if (outputPath.equals("")) {
IJ.error("Batch Converter", "Please choose an output folder");
return;
}
File f1 = new File(inputPath);
if (!f1.exists() || !f1.isDirectory()) {
IJ.error("Batch Converter", "Input does not exist or is not a folder\n \n"+inputPath);
return;
}
File f2 = new File(outputPath);
if (!outputPath.equals("") && (!f2.exists() || !f2.isDirectory())) {
IJ.error("Batch Converter", "Output does not exist or is not a folder\n \n"+outputPath);
return;
}
String[] list = (new File(inputPath)).list();
ImageJ ij = IJ.getInstance();
if (ij!=null) ij.getProgressBar().setBatchMode(true);
IJ.resetEscape();
for (int i=0; i<list.length; i++) {
if (IJ.escapePressed()) break;
if (IJ.debugMode) IJ.log(i+" "+list[i]);
String path = inputPath + list[i];
if ((new File(path)).isDirectory())
continue;
if (list[i].startsWith(".")||list[i].endsWith(".avi")||list[i].endsWith(".AVI"))
continue;
IJ.showProgress(i+1, list.length);
ImagePlus imp = IJ.openImage(path);
if (imp==null) continue;
//if (height!=0) {
// double aspectRatio = (double)imp.getWidth()/imp.getHeight();
// int width = (int)(height*aspectRatio);
// ImageProcessor ip = imp.getProcessor();
// ip.setInterpolationMethod(interpolationMethod);
// imp.setProcessor(null, ip.resize(width,height));
//} else
if (scale!=1.0) {
int width = (int)(scale*imp.getWidth());
int height = (int)(scale*imp.getHeight());
ImageProcessor ip = imp.getProcessor();
ip.setInterpolationMethod(interpolationMethod);
imp.setProcessor(null, ip.resize(width,height));
}
if (format.equals("8-bit TIFF") || format.equals("GIF")) {
if (imp.getBitDepth()==24)
IJ.run(imp, "8-bit Color", "number=256");
else
IJ.run(imp, "8-bit", "");
}
IJ.saveAs(imp, format, outputPath+list[i]);
imp.close();
}
IJ.showProgress(1,1);
Prefs.set("batch.input", inputDir.getText());
Prefs.set("batch.output", outputDir.getText());
}
boolean showDialog() {
gd = new GenericDialog("Batch Convert");
addPanels(gd);
gd.setInsets(15, 0, 5);
gd.addChoice("Output Format: ", formats, format);
gd.addChoice("Interpolation:", methods, methods[interpolationMethod]);
//gd.addStringField("Height (pixels): ", height==0?"\u2014":""+height, 6);
gd.addNumericField("Scale Factor: ", scale, 2);
gd.setOKLabel("Convert");
gd.showDialog();
format = gd.getNextChoice();
interpolationMethod = gd.getNextChoiceIndex();
//height = (int)Tools.parseDouble(gd.getNextString(), 0.0);
scale = gd.getNextNumber();
return !gd.wasCanceled();
}
void addPanels(GenericDialog gd) {
Panel p = new Panel();
p.setLayout(new FlowLayout(FlowLayout.CENTER, 5, 0));
input = new Button("Input...");
input.addActionListener(this);
p.add(input);
inputDir = new TextField(Prefs.get("batch.input", ""), 45);
p.add(inputDir);
gd.addPanel(p);
p = new Panel();
p.setLayout(new FlowLayout(FlowLayout.CENTER, 5, 0));
output = new Button("Output...");
output.addActionListener(this);
p.add(output);
outputDir = new TextField(Prefs.get("batch.output", ""), 45);
p.add(outputDir);
gd.addPanel(p);
}
public void actionPerformed(ActionEvent e) {
Object source = e.getSource();
String s = source==input?"Input":"Output";
String path = IJ.getDirectory(s+" Folder");
if (path==null) return;
if (source==input)
inputDir.setText(path);
else
outputDir.setText(path);
if (IJ.isMacOSX())
{gd.setVisible(false); gd.setVisible(true);}
}
}
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