mirror of
https://github.com/zxing/zxing.git
synced 2024-09-19 13:07:33 -07:00
Use JCommander for CommandLineRunner args
This commit is contained in:
Sean Owen
parent
106fd2fc0e
commit
8fe986a9aa
6
NOTICE
6
NOTICE
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@ -9,3 +9,9 @@ Copyright 2005-2006 Dietmar Bürkle
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Portions of this software were contributed under section 5 of the
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Apache License. Contributors are listed under:
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http://barcode4j.sourceforge.net/contributors.html
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--------------------------------------------------------------------------------
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NOTICES FOR JCOMMANDER
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--------------------------------------------------------------------------------
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Copyright 2010 Cedric Beust cedric@beust.com
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@ -26,6 +26,11 @@
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<groupId>com.google.zxing</groupId>
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<artifactId>core</artifactId>
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</dependency>
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<dependency>
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<groupId>com.beust</groupId>
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<artifactId>jcommander</artifactId>
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<version>1.48</version>
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</dependency>
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</dependencies>
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<parent>
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@ -16,25 +16,22 @@
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package com.google.zxing.client.j2se;
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import com.google.zxing.BarcodeFormat;
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import com.google.zxing.DecodeHintType;
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import com.beust.jcommander.JCommander;
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import java.io.IOException;
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import java.net.URI;
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import java.net.URISyntaxException;
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import java.nio.file.DirectoryStream;
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import java.nio.file.Files;
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import java.nio.file.Path;
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import java.nio.file.Paths;
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import java.util.ArrayList;
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import java.util.Collection;
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import java.util.EnumMap;
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import java.util.Map;
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import java.util.List;
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import java.util.Queue;
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import java.util.concurrent.ConcurrentLinkedQueue;
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import java.util.concurrent.ExecutorService;
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import java.util.concurrent.Executors;
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import java.util.concurrent.Future;
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import java.util.regex.Pattern;
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/**
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* This simple command line utility decodes files, directories of files, or URIs which are passed
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@ -47,188 +44,109 @@ import java.util.regex.Pattern;
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*/
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public final class CommandLineRunner {
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private static final Pattern COMMA = Pattern.compile(",");
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private CommandLineRunner() {
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}
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public static void main(String[] args) throws Exception {
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if (args.length == 0) {
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printUsage();
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DecoderConfig config = new DecoderConfig();
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JCommander jCommander = new JCommander(config, args);
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jCommander.setProgramName(CommandLineRunner.class.getSimpleName());
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if (config.help) {
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jCommander.usage();
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return;
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}
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Config config = new Config();
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Queue<URI> inputs = new ConcurrentLinkedQueue<>();
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for (String arg : args) {
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String[] argValue = arg.split("=");
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switch (argValue[0]) {
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case "--try_harder":
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config.setTryHarder(true);
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break;
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case "--pure_barcode":
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config.setPureBarcode(true);
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break;
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case "--products_only":
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config.setProductsOnly(true);
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break;
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case "--dump_results":
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config.setDumpResults(true);
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break;
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case "--dump_black_point":
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config.setDumpBlackPoint(true);
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break;
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case "--multi":
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config.setMulti(true);
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break;
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case "--brief":
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config.setBrief(true);
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break;
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case "--recursive":
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config.setRecursive(true);
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break;
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case "--crop":
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int[] crop = new int[4];
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String[] tokens = COMMA.split(argValue[1]);
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for (int i = 0; i < crop.length; i++) {
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crop[i] = Integer.parseInt(tokens[i]);
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}
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config.setCrop(crop);
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break;
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case "--possibleFormats":
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config.setPossibleFormats(COMMA.split(argValue[1]));
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break;
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default:
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if (arg.startsWith("-")) {
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System.err.println("Unknown command line option " + arg);
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printUsage();
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return;
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}
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URI argURI = URI.create(arg);
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if (argURI.getScheme() == null) {
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argURI = new URI("file", argURI.getSchemeSpecificPart(), argURI.getFragment());
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}
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addArgumentToInputs(argURI, config, inputs);
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break;
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}
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}
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List<URI> inputs = config.inputPaths;
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do {
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inputs = retainValid(expand(inputs), config.recursive);
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} while (config.recursive && isExpandable(inputs));
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int numInputs = inputs.size();
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if (numInputs == 0) {
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System.err.println("No inputs specified");
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printUsage();
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jCommander.usage();
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return;
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}
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config.setHints(buildHints(config));
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Queue<URI> syncInputs = new ConcurrentLinkedQueue<>(inputs);
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int numThreads = Math.min(numInputs, Runtime.getRuntime().availableProcessors());
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int successful = 0;
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if (numThreads > 1) {
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ExecutorService executor = Executors.newFixedThreadPool(numThreads);
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Collection<Future<Integer>> futures = new ArrayList<>(numThreads);
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for (int x = 0; x < numThreads; x++) {
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futures.add(executor.submit(new DecodeWorker(config, inputs)));
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futures.add(executor.submit(new DecodeWorker(config, syncInputs)));
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}
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executor.shutdown();
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for (Future<Integer> future : futures) {
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successful += future.get();
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}
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} else {
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successful += new DecodeWorker(config, inputs).call();
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successful += new DecodeWorker(config, syncInputs).call();
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}
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if (numInputs > 1) {
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if (!config.brief && numInputs > 1) {
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System.out.println("\nDecoded " + successful + " files out of " + numInputs +
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" successfully (" + (successful * 100 / numInputs) + "%)\n");
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}
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}
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/**
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* Build all the inputs up front into a single flat list, so the threads can atomically pull
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* paths/URLs off the queue.
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*/
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private static void addArgumentToInputs(URI input, Config config, Queue<URI> inputs) throws IOException {
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// Special case: a local directory
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if ("file".equals(input.getScheme()) && Files.isDirectory(Paths.get(input))) {
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try (DirectoryStream<Path> childPaths = Files.newDirectoryStream(Paths.get(input))) {
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for (Path childPath : childPaths) {
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Path realChildPath = childPath.toRealPath();
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// Skip hidden files and directories (e.g. svn stuff).
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if (!realChildPath.getFileName().toString().startsWith(".")) {
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// Recur on nested directories if requested, otherwise skip them.
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if (config.isRecursive() && Files.isDirectory(realChildPath)) {
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addArgumentToInputs(realChildPath.toUri(), config, inputs);
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} else {
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inputs.add(realChildPath.toUri());
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private static List<URI> expand(List<URI> inputs) throws IOException, URISyntaxException {
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List<URI> expanded = new ArrayList<>();
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for (URI input : inputs) {
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if (isFileOrDir(input)) {
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Path inputPath = Paths.get(input);
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if (Files.isDirectory(inputPath)) {
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try (DirectoryStream<Path> childPaths = Files.newDirectoryStream(inputPath)) {
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for (Path childPath : childPaths) {
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expanded.add(childPath.toUri());
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}
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}
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} else {
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expanded.add(input);
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}
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} else {
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expanded.add(input);
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}
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} else {
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inputs.add(input);
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}
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for (int i = 0; i < expanded.size(); i++) {
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URI input = expanded.get(i);
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if (input.getScheme() == null) {
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expanded.set(i, new URI("file", input.getSchemeSpecificPart(), input.getFragment()));
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}
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}
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return expanded;
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}
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private static Map<DecodeHintType,?> buildHints(Config config) {
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Collection<BarcodeFormat> possibleFormats = new ArrayList<>();
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String[] possibleFormatsNames = config.getPossibleFormats();
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if (possibleFormatsNames != null && possibleFormatsNames.length > 0) {
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for (String format : possibleFormatsNames) {
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possibleFormats.add(BarcodeFormat.valueOf(format));
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private static List<URI> retainValid(List<URI> inputs, boolean recursive) {
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List<URI> retained = new ArrayList<>();
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for (URI input : inputs) {
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boolean retain;
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if (isFileOrDir(input)) {
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Path inputPath = Paths.get(input);
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retain =
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!inputPath.getFileName().toString().startsWith(".") &&
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(recursive || !Files.isDirectory(inputPath));
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} else {
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retain = true;
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}
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} else {
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possibleFormats.add(BarcodeFormat.UPC_A);
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possibleFormats.add(BarcodeFormat.UPC_E);
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possibleFormats.add(BarcodeFormat.EAN_13);
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possibleFormats.add(BarcodeFormat.EAN_8);
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possibleFormats.add(BarcodeFormat.RSS_14);
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possibleFormats.add(BarcodeFormat.RSS_EXPANDED);
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if (!config.isProductsOnly()) {
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possibleFormats.add(BarcodeFormat.CODE_39);
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possibleFormats.add(BarcodeFormat.CODE_93);
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possibleFormats.add(BarcodeFormat.CODE_128);
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possibleFormats.add(BarcodeFormat.ITF);
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possibleFormats.add(BarcodeFormat.QR_CODE);
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possibleFormats.add(BarcodeFormat.DATA_MATRIX);
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possibleFormats.add(BarcodeFormat.AZTEC);
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possibleFormats.add(BarcodeFormat.PDF_417);
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possibleFormats.add(BarcodeFormat.CODABAR);
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possibleFormats.add(BarcodeFormat.MAXICODE);
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if (retain) {
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retained.add(input);
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}
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}
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Map<DecodeHintType, Object> hints = new EnumMap<>(DecodeHintType.class);
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hints.put(DecodeHintType.POSSIBLE_FORMATS, possibleFormats);
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if (config.isTryHarder()) {
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hints.put(DecodeHintType.TRY_HARDER, Boolean.TRUE);
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}
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if (config.isPureBarcode()) {
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hints.put(DecodeHintType.PURE_BARCODE, Boolean.TRUE);
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}
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return hints;
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return retained;
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}
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private static void printUsage() {
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System.err.println("Decode barcode images using the ZXing library");
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System.err.println();
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System.err.println("usage: CommandLineRunner { file | dir | url } [ options ]");
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System.err.println(" --try_harder: Use the TRY_HARDER hint, default is normal (mobile) mode");
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System.err.println(" --pure_barcode: Input image is a pure monochrome barcode image, not a photo");
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System.err.println(" --products_only: Only decode the UPC and EAN families of barcodes");
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System.err.println(" --dump_results: Write the decoded contents to input.txt");
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System.err.println(" --dump_black_point: Compare black point algorithms as input.mono.png");
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System.err.println(" --multi: Scans image for multiple barcodes");
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System.err.println(" --brief: Only output one line per file, omitting the contents");
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System.err.println(" --recursive: Descend into subdirectories");
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System.err.println(" --crop=left,top,width,height: Only examine cropped region of input image(s)");
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StringBuilder builder = new StringBuilder();
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builder.append(" --possibleFormats=barcodeFormat[,barcodeFormat2...] where barcodeFormat is any of: ");
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for (BarcodeFormat format : BarcodeFormat.values()) {
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builder.append(format).append(',');
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private static boolean isExpandable(List<URI> inputs) {
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for (URI input : inputs) {
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if (isFileOrDir(input) && Files.isDirectory(Paths.get(input))) {
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return true;
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}
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}
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builder.setLength(builder.length() - 1);
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System.err.println(builder);
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return false;
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}
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private static boolean isFileOrDir(URI uri) {
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return "file".equals(uri.getScheme());
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}
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}
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@ -1,125 +0,0 @@
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/*
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* Copyright 2011 ZXing authors
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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package com.google.zxing.client.j2se;
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import com.google.zxing.DecodeHintType;
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import java.util.Map;
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final class Config {
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private Map<DecodeHintType,?> hints;
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private boolean tryHarder;
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private boolean pureBarcode;
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private boolean productsOnly;
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private boolean dumpResults;
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private boolean dumpBlackPoint;
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private boolean multi;
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private boolean brief;
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private boolean recursive;
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private int[] crop;
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private String[] possibleFormats;
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Map<DecodeHintType,?> getHints() {
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return hints;
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}
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void setHints(Map<DecodeHintType,?> hints) {
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this.hints = hints;
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}
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boolean isTryHarder() {
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return tryHarder;
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}
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void setTryHarder(boolean tryHarder) {
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this.tryHarder = tryHarder;
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}
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boolean isPureBarcode() {
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return pureBarcode;
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}
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void setPureBarcode(boolean pureBarcode) {
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this.pureBarcode = pureBarcode;
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}
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boolean isProductsOnly() {
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return productsOnly;
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}
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void setProductsOnly(boolean productsOnly) {
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this.productsOnly = productsOnly;
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}
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boolean isDumpResults() {
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return dumpResults;
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}
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void setDumpResults(boolean dumpResults) {
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this.dumpResults = dumpResults;
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}
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boolean isDumpBlackPoint() {
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return dumpBlackPoint;
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}
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void setDumpBlackPoint(boolean dumpBlackPoint) {
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this.dumpBlackPoint = dumpBlackPoint;
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}
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boolean isMulti() {
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return multi;
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}
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void setMulti(boolean multi) {
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this.multi = multi;
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}
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boolean isBrief() {
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return brief;
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}
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void setBrief(boolean brief) {
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this.brief = brief;
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}
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boolean isRecursive() {
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return recursive;
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}
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void setRecursive(boolean recursive) {
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this.recursive = recursive;
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}
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int[] getCrop() {
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return crop;
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}
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void setCrop(int[] crop) {
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this.crop = crop;
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}
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String[] getPossibleFormats() {
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return possibleFormats;
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}
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void setPossibleFormats(String[] possibleFormats) {
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this.possibleFormats = possibleFormats;
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}
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}
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@ -42,6 +42,7 @@ import java.nio.file.Paths;
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import java.util.ArrayList;
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import java.util.Arrays;
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import java.util.Collection;
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import java.util.List;
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import java.util.Map;
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import java.util.Queue;
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import java.util.concurrent.Callable;
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@ -57,22 +58,24 @@ final class DecodeWorker implements Callable<Integer> {
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private static final int BLACK = 0xFF000000;
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private static final int WHITE = 0xFFFFFFFF;
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private final Config config;
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private final DecoderConfig config;
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private final Queue<URI> inputs;
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private final Map<DecodeHintType,?> hints;
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DecodeWorker(Config config, Queue<URI> inputs) {
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DecodeWorker(DecoderConfig config, Queue<URI> inputs) {
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this.config = config;
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this.inputs = inputs;
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hints = config.buildHints();
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}
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@Override
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public Integer call() throws IOException {
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int successful = 0;
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for (URI input; (input = inputs.poll()) != null;) {
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Result[] results = decode(input, config.getHints());
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Result[] results = decode(input, hints);
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if (results != null) {
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successful++;
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if (config.isDumpResults()) {
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if (config.dumpResults) {
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dumpResult(input, results);
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}
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}
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@ -116,22 +119,23 @@ final class DecodeWorker implements Callable<Integer> {
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BufferedImage image = ImageReader.readImage(uri);
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LuminanceSource source;
|
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if (config.getCrop() == null) {
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if (config.crop == null) {
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source = new BufferedImageLuminanceSource(image);
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} else {
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int[] crop = config.getCrop();
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source = new BufferedImageLuminanceSource(image, crop[0], crop[1], crop[2], crop[3]);
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List<Integer> crop = config.crop;
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source = new BufferedImageLuminanceSource(
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image, crop.get(0), crop.get(1), crop.get(2), crop.get(3));
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}
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BinaryBitmap bitmap = new BinaryBitmap(new HybridBinarizer(source));
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if (config.isDumpBlackPoint()) {
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||||
if (config.dumpBlackPoint) {
|
||||
dumpBlackPoint(uri, image, bitmap);
|
||||
}
|
||||
|
||||
MultiFormatReader multiFormatReader = new MultiFormatReader();
|
||||
Result[] results;
|
||||
try {
|
||||
if (config.isMulti()) {
|
||||
if (config.multi) {
|
||||
MultipleBarcodeReader reader = new GenericMultipleBarcodeReader(multiFormatReader);
|
||||
results = reader.decodeMultiple(bitmap, hints);
|
||||
} else {
|
||||
|
|
@ -142,7 +146,7 @@ final class DecodeWorker implements Callable<Integer> {
|
|||
return null;
|
||||
}
|
||||
|
||||
if (config.isBrief()) {
|
||||
if (config.brief) {
|
||||
System.out.println(uri + ": Success");
|
||||
} else {
|
||||
for (Result result : results) {
|
||||
|
|
|
|||
|
|
@ -0,0 +1,124 @@
|
|||
/*
|
||||
* Copyright 2011 ZXing authors
|
||||
*
|
||||
* 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 com.google.zxing.client.j2se;
|
||||
|
||||
import com.beust.jcommander.Parameter;
|
||||
import com.beust.jcommander.validators.PositiveInteger;
|
||||
import com.google.zxing.BarcodeFormat;
|
||||
import com.google.zxing.DecodeHintType;
|
||||
|
||||
import java.net.URI;
|
||||
import java.util.ArrayList;
|
||||
import java.util.Arrays;
|
||||
import java.util.Collections;
|
||||
import java.util.EnumMap;
|
||||
import java.util.List;
|
||||
import java.util.Map;
|
||||
|
||||
final class DecoderConfig {
|
||||
|
||||
@Parameter(names = "--try_harder",
|
||||
description = "Use the TRY_HARDER hint, default is normal mode")
|
||||
boolean tryHarder;
|
||||
|
||||
@Parameter(names="--pure_barcode",
|
||||
description="Input image is a pure monochrome barcode image, not a photo")
|
||||
boolean pureBarcode;
|
||||
|
||||
@Parameter(names = "--products_only",
|
||||
description = "Only decode the UPC and EAN families of barcodes")
|
||||
boolean productsOnly;
|
||||
|
||||
@Parameter(names = "--dump_results",
|
||||
description = "Write the decoded contents to input.txt")
|
||||
boolean dumpResults;
|
||||
|
||||
@Parameter(names = "--dump_black_point",
|
||||
description = "Compare black point algorithms with dump as input.mono.png")
|
||||
boolean dumpBlackPoint;
|
||||
|
||||
@Parameter(names = "--multi",
|
||||
description = "Scans image for multiple barcodes")
|
||||
boolean multi;
|
||||
|
||||
@Parameter(names = "--brief",
|
||||
description = "Only output one line per file, omitting the contents")
|
||||
boolean brief;
|
||||
|
||||
@Parameter(names = "--recursive",
|
||||
description = "Descend into subdirectories")
|
||||
boolean recursive;
|
||||
|
||||
@Parameter(names = "--crop",
|
||||
description = " Only examine cropped region of input image(s)",
|
||||
arity = 4,
|
||||
validateWith = PositiveInteger.class)
|
||||
List<Integer> crop;
|
||||
|
||||
@Parameter(names = "--possible_formats",
|
||||
description = "Formats to decode, where format is any value in BarcodeFormat",
|
||||
variableArity = true)
|
||||
List<BarcodeFormat> possibleFormats;
|
||||
|
||||
@Parameter(names = "--help",
|
||||
description = "Prints this help message",
|
||||
help = true)
|
||||
boolean help;
|
||||
|
||||
@Parameter(description = "(URIs to decode)", required = true, variableArity = true)
|
||||
List<URI> inputPaths;
|
||||
|
||||
Map<DecodeHintType,?> buildHints() {
|
||||
List<BarcodeFormat> finalPossibleFormats = possibleFormats;
|
||||
if (finalPossibleFormats == null || finalPossibleFormats.isEmpty()) {
|
||||
finalPossibleFormats = new ArrayList<>();
|
||||
finalPossibleFormats.addAll(Arrays.asList(
|
||||
BarcodeFormat.UPC_A,
|
||||
BarcodeFormat.UPC_E,
|
||||
BarcodeFormat.EAN_13,
|
||||
BarcodeFormat.EAN_8,
|
||||
BarcodeFormat.RSS_14,
|
||||
BarcodeFormat.RSS_EXPANDED
|
||||
));
|
||||
if (!productsOnly) {
|
||||
finalPossibleFormats.addAll(Arrays.asList(
|
||||
BarcodeFormat.CODE_39,
|
||||
BarcodeFormat.CODE_93,
|
||||
BarcodeFormat.CODE_128,
|
||||
BarcodeFormat.ITF,
|
||||
BarcodeFormat.QR_CODE,
|
||||
BarcodeFormat.DATA_MATRIX,
|
||||
BarcodeFormat.AZTEC,
|
||||
BarcodeFormat.PDF_417,
|
||||
BarcodeFormat.CODABAR,
|
||||
BarcodeFormat.MAXICODE
|
||||
));
|
||||
}
|
||||
}
|
||||
|
||||
Map<DecodeHintType, Object> hints = new EnumMap<>(DecodeHintType.class);
|
||||
hints.put(DecodeHintType.POSSIBLE_FORMATS, finalPossibleFormats);
|
||||
if (tryHarder) {
|
||||
hints.put(DecodeHintType.TRY_HARDER, Boolean.TRUE);
|
||||
}
|
||||
if (pureBarcode) {
|
||||
hints.put(DecodeHintType.PURE_BARCODE, Boolean.TRUE);
|
||||
}
|
||||
return Collections.unmodifiableMap(hints);
|
||||
}
|
||||
|
||||
}
|
||||
Loading…
Reference in a new issue