Examples with FileSystemParam uk.me.parabola.imgfmt.FileSystemParam used on opensource projects

Example 6 with FileSystemParam

use of uk.me.parabola.imgfmt.FileSystemParam in project mkgmap by openstreetmap.

the class MapMaker method makeMap.

/**
 * Make a map from the given map data source.
 *
 * @param args User supplied arguments.
 * @param src The data source to load.
 * @param mapNameExt
 * @return The output filename for the map.
 */
private String makeMap(CommandArgs args, LoadableMapDataSource src, String mapNamePrefix) {
    if (src.getBounds().isEmpty())
        return null;
    FileSystemParam params = new FileSystemParam();
    params.setBlockSize(args.getBlockSize());
    params.setMapDescription(args.getDescription());
    log.info("Started making", args.getMapname(), "(" + args.getDescription() + ")");
    try {
        Map map = Map.createMap(mapNamePrefix + args.getMapname(), args.getOutputDir(), params, args.getMapname(), sort);
        setOptions(map, args);
        MapBuilder builder = new MapBuilder();
        builder.config(args.getProperties());
        if (!OverviewBuilder.OVERVIEW_PREFIX.equals(mapNamePrefix)) {
            if (args.getProperties().containsKey("route") || args.getProperties().containsKey("net"))
                builder.setDoRoads(true);
        }
        builder.makeMap(map, src);
        // Collect information on map complete.
        String outName = map.getFilename();
        log.info("finished making map", outName, "closing");
        map.close();
        return outName;
    } catch (FileExistsException e) {
        throw new MapFailedException("File exists already", e);
    } catch (FileNotWritableException e) {
        throw new MapFailedException("Could not create or write to file", e);
    }
}

Example 7 with FileSystemParam

use of uk.me.parabola.imgfmt.FileSystemParam in project mkgmap by openstreetmap.

the class FileInfo method imgInfo.

/**
 * An IMG file, this involves real work. We have to read in the file and
 * extract several pieces of information from it.
 *
 * @param inputName The name of the file.
 * @return The information obtained.
 * @throws FileNotFoundException If the file doesn't exist.
 */
private static FileInfo imgInfo(String inputName) throws FileNotFoundException {
    try (FileSystem imgFs = ImgFS.openFs(inputName)) {
        FileSystemParam params = imgFs.fsparam();
        log.info("Desc", params.getMapDescription());
        log.info("Blocksize", params.getBlockSize());
        FileInfo info = new FileInfo(inputName, UNKNOWN_KIND);
        info.setDescription(params.getMapDescription());
        File f = new File(inputName);
        String name = f.getName();
        if (OverviewBuilder.isOverviewImg(name))
            name = OverviewBuilder.getMapName(name);
        int dot = name.lastIndexOf('.');
        if (dot < 0) {
            name = "0";
        } else {
            if (dot > name.length())
                dot = name.length();
            if (dot > 8)
                dot = 8;
            name = name.substring(0, dot);
        }
        info.setMapname(name);
        boolean hasTre = false;
        DirectoryEntry treEnt = null;
        List<DirectoryEntry> entries = imgFs.list();
        for (DirectoryEntry ent : entries) {
            if (ent.isSpecial())
                continue;
            log.info("file", ent.getFullName());
            String ext = ent.getExt();
            if ("TRE".equals(ext)) {
                info.setTresize(ent.getSize());
                info.setInnername(ent.getName());
                hasTre = true;
                treEnt = ent;
            } else if ("RGN".equals(ext)) {
                int size = ent.getSize();
                info.setRgnsize(size);
            } else if ("LBL".equals(ext)) {
                info.setLblsize(ent.getSize());
                lblInfo(imgFs, ent, info);
            } else if ("NET".equals(ext)) {
                info.setNetsize(ent.getSize());
            } else if ("NOD".equals(ext)) {
                info.setNodsize(ent.getSize());
            } else if ("DEM".equals(ext)) {
                info.setDemsize(ent.getSize());
            } else if ("MDR".equals(ext)) {
                // It is not actually a regular img file, so change the kind.
                info.setKind(MDR_KIND);
            } else if ("MPS".equals(ext)) {
                // This is a gmapsupp file containing several maps.
                info.setKind(GMAPSUPP_KIND);
                info.mpsName = ent.getFullName();
            }
            info.subFiles.add(new SubFileInfo(ent.getFullName(), ent.getSize()));
        }
        if (hasTre)
            treInfo(imgFs, treEnt, info);
        if (info.getKind() == UNKNOWN_KIND && hasTre)
            info.setKind(IMG_KIND);
        return info;
    }
}

Example 8 with FileSystemParam

use of uk.me.parabola.imgfmt.FileSystemParam in project mkgmap by openstreetmap.

the class MdrBuilder method init.

/**
 * Create the mdr file and initialise.
 * It has a name that is based on the overview-mapname option, as does
 * the associated MDX file.
 *
 * @param args The command line arguments.
 */
public void init(CommandArgs args) {
    String name = args.get("overview-mapname", "osmmap");
    String outputDir = args.getOutputDir();
    outputName = Utils.joinPath(outputDir, name + "_mdr.img");
    ImgChannel mdrChan;
    try {
        // Create the .img file system/archive
        FileSystemParam params = new FileSystemParam();
        tmpName = File.createTempFile("mdr", null, new File(outputDir));
        tmpName.deleteOnExit();
        imgfs = ImgFS.createFs(tmpName.getPath(), params);
        // Create the MDR file within the .img
        mdrChan = imgfs.create(name.toUpperCase(Locale.ENGLISH) + ".MDR");
    } catch (IOException e) {
        throw new ExitException("Could not create global index file");
    }
    // Create the sort description
    Sort sort = SrtTextReader.sortForCodepage(args.getCodePage());
    // Set the options that we are using for the mdr.
    MdrConfig config = new MdrConfig();
    config.setHeaderLen(568);
    config.setWritable(true);
    config.setForDevice(false);
    config.setOutputDir(outputDir);
    config.setSort(sort);
    config.setIndexOptions(args);
    // Wrap the MDR channel with the MDRFile object
    mdrFile = new MDRFile(mdrChan, config);
    try {
        ImgChannel srtChan = imgfs.create(name.toUpperCase(Locale.ENGLISH) + ".SRT");
        SRTFile srtFile = new SRTFile(srtChan);
        srtFile.setSort(sort);
        srtFile.write();
    // Do not close srtFile here
    } catch (FileExistsException e) {
        throw new ExitException("Could not create SRT file within index file");
    }
}

Example 9 with FileSystemParam

use of uk.me.parabola.imgfmt.FileSystemParam in project mkgmap by openstreetmap.

the class ImgHeader method setHeader.

void setHeader(ByteBuffer buf) {
    buf.flip();
    header.put(buf);
    byte exp1 = header.get(OFF_BLOCK_SIZE_EXPONENT1);
    byte exp2 = header.get(OFF_BLOCK_SIZE_EXPONENT2);
    log.debug("header exponent", exp1, exp2);
    fsParams = new FileSystemParam();
    fsParams.setBlockSize(1 << (exp1 + exp2));
    fsParams.setDirectoryStartEntry(header.get(OFF_DIRECTORY_START_BLOCK));
    StringBuffer sb = new StringBuffer();
    sb.append(Utils.bytesToString(buf, OFF_MAP_DESCRIPTION, LEN_MAP_DESCRIPTION));
    sb.append(Utils.bytesToString(buf, OFF_MAP_NAME_CONT, LEN_MAP_NAME_CONT));
    fsParams.setMapDescription(sb.toString().trim());
    byte h = header.get(OFF_END_HEAD);
    byte sc1 = header.get(OFF_END_SECTOR);
    byte sc2 = header.get(OFF_END_CYLINDER);
    CHS chs = new CHS();
    chs.setFromPartition(h, sc1, sc2);
    int lba = chs.toLba();
    log.info("partition sectors", lba);
// ... more to do
}