Method main

Examples/DicomConvert/DicomConvert.java:29–80

(String[] args)

public class DicomConvert {
    public static void main(String[] args) throws Exception {
        if (args.length < 2) {
            System.out.println("Usage: DicomConvert <root_of_data_directory> <output_file_extension> [--w width] [--od output_directory]");
            System.exit(1);
        }
        String rootDir = args[0];
        String outputExt = args[1];
        Integer width = null;
        String outDir = null;
        for (int i = 2; i < args.length; ++i) {
            if (args[i].equals("--w") && i + 1 < args.length) {
                width = Integer.parseInt(args[++i]);
            } else if (args[i].equals("--od") && i + 1 < args.length) {
                outDir = args[++i];
            }
        }
        List<String> inputFiles = new ArrayList<>();
        walkDir(new File(rootDir), inputFiles);
        List<String> fileNames = new ArrayList<>();
        if (outDir != null) {
            for (int i = 0; i < inputFiles.size(); ++i) {
                fileNames.add(new File(outDir, Integer.toString(i)).getAbsolutePath());
            }
        } else {
            for (String f : inputFiles) {
                fileNames.add(f);
            }
        }
        List<String> outputFiles = new ArrayList<>();
        for (String f : fileNames) {
            outputFiles.add(f + "." + outputExt);
        }
        List<Boolean> res = new ArrayList<>();
        for (int i = 0; i < inputFiles.size(); ++i) {
            res.add(convertImage(inputFiles.get(i), outputFiles.get(i), width));
        }
        List<String> filteredInput = new ArrayList<>();
        List<String> filteredOutput = new ArrayList<>();
        for (int i = 0; i < res.size(); ++i) {
            if (res.get(i)) {
                filteredInput.add(inputFiles.get(i));
                filteredOutput.add(outputFiles.get(i));
            }
        }
        String csvDir = (outDir != null) ? outDir : System.getProperty("user.dir");
        try (PrintWriter writer = new PrintWriter(new File(csvDir, "file_names.csv"), "UTF-8")) {
            writer.println("input file name,output file name");
            for (int i = 0; i < filteredInput.size(); ++i) {
                writer.println(filteredInput.get(i) + "," + filteredOutput.get(i));
            }
        }
    }

    static void walkDir(File dir, List<String> files) {
        for (File f : dir.listFiles()) {