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| package com.octo.captcha.engine.sound.utils; |
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| import com.octo.captcha.engine.sound.SoundCaptchaEngine; |
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| import com.octo.captcha.engine.sound.gimpy.SimpleListSoundCaptchaEngine; |
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| import com.octo.captcha.engine.sound.speller.SpellerSoundCaptchaEngine; |
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| import com.octo.captcha.sound.SoundCaptcha; |
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| import java.io.File; |
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| import java.io.IOException; |
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| import java.text.DecimalFormat; |
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| public class SoundCaptchaToWAV { |
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| private static boolean SHOULD_DELETE_OLD_WAVS_FIRST = true; |
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| public static void main(String[] args) throws Exception {
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| if (args.length < 2) {
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| System.out.println("Usage : engineClassName outputDir iterations");
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| System.out.println("If engineClassName is 'all', then several sound Engines are used");
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| System.exit(1);
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| } |
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| String className = args[0];
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| File outputDir = new File(args[1]);
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| String iterationsString = args[2];
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| int iterations = Integer.parseInt(iterationsString);
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| System.out.println("args : " +
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| "sound captcha engine class='" + className + "'" + |
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| ", output dir='" + outputDir + "'" + |
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| ",iterations='" + iterationsString + "'"); |
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| SoundCaptchaToWAV.clearOutputDirectory(outputDir);
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| SoundCaptchaEngine captchaEngine = null;
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| if (className.equals("all")) {
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| SoundCaptchaEngine[] engines = {
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| new SpellerSoundCaptchaEngine(), |
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| new SimpleListSoundCaptchaEngine(), |
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| }; |
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| for (int i = 0; i < engines.length; i++) {
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| captchaEngine = engines[i];
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| System.out.println("Beginning generation with " + captchaEngine.getClass().getName());
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| try {
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| SoundCaptchaToWAV.generate(iterations, captchaEngine, outputDir);
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| } |
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| catch (Exception e) { |
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| System.out.println("Errors with class " + captchaEngine.getClass().getName());
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| } |
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| } |
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| } else { |
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| try {
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| captchaEngine = (SoundCaptchaEngine) Class.forName(className).newInstance();
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| } |
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| catch (Exception e) { |
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| System.out.println("Couldn't initialize '" + className + "', trying a likely package prefix");
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| String defaultClassPrefix = "com.octo.captcha.engine.sound.";
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| try {
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| captchaEngine = (SoundCaptchaEngine) Class.forName(defaultClassPrefix + className).newInstance();
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| } |
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| catch (Exception e2) { |
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| System.out.println("Couldn't initialize '" + className + " -- specify a fully attributed name");
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| System.exit(1);
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| } |
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| } |
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| SoundCaptchaToWAV.generate(iterations, captchaEngine, outputDir);
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| } |
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| System.exit(0);
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| } |
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| private static void clearOutputDirectory(File outputDir) {
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| if (SoundCaptchaToWAV.SHOULD_DELETE_OLD_WAVS_FIRST) {
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| File[] files = outputDir.listFiles();
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| if (files == null) {
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| return;
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| } |
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| if (files.length > 2) {
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| System.out.println("Deleting about " + (files.length - 2) + " wave files");
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| } |
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| for (int i = 0; i < files.length; i++) {
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| File f = files[i];
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| if (f.isFile() && f.getName().endsWith("wav")) {
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| f.delete();
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| } |
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| } |
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| } |
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| } |
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| private static void generate(int iterations, SoundCaptchaEngine captchaEngine, File outputDir) throws IOException {
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| outputDir.mkdirs();
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| String className = captchaEngine.getClass().getName().substring(captchaEngine.getClass().getPackage().getName().length() + 1);
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| System.out.println("Starting on " + className);
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| long sumSoundCreation = 0;
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| long sumFileCreation = 0;
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| int i = 0;
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| try {
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| for (i = 0; i < iterations; i++) {
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| long t = System.currentTimeMillis();
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| SoundCaptcha captcha = captchaEngine.getNextSoundCaptcha();
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| sumSoundCreation += System.currentTimeMillis() - t;
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| t = System.currentTimeMillis();
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| File outputFile = new File(outputDir, File.separator + className + "Captcha_" + i + ".wav");
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| SoundToFile.serialize(captcha.getSoundChallenge(), outputFile);
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| sumFileCreation += System.currentTimeMillis() - t;
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| System.out.print(".");
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| if (i % 100 == 99) {
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| System.out.println("");
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| } |
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| } |
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| } |
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| finally { |
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| if (i < iterations) {
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| System.out.println("exited early! i=" + i);
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| } else { |
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| System.out.println("done");
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| } |
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| DecimalFormat df = new DecimalFormat();
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| System.out.println("Summary for " + className + ":" +
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| " avg sound creation = " + df.format(sumSoundCreation / iterations) + " milliseconds/sound," + |
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| " avg file creation = " + df.format(sumFileCreation / iterations) + " milliseconds/file"); |
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| } |
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| } |
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| } |
