Example usage for java.nio ByteOrder LITTLE_ENDIAN

Introduction

In this page you can find the example usage for java.nio ByteOrder LITTLE_ENDIAN.

Prototype

ByteOrder LITTLE_ENDIAN

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Document

This constant represents little endian.

Usage

From source file:jGW2API.util.item.Item.java

public String getChatLink() {
    BASE64Encoder encoder = new BASE64Encoder();
    byte[] id = ByteBuffer.allocate(4).order(ByteOrder.LITTLE_ENDIAN).putInt(this.itemID.intValue()).array();
    byte[] toEncode = new byte[id.length + 2];
    toEncode[0] = 2;//from  w w  w. j a v a  2 s  .  c  o  m
    toEncode[1] = 1;
    for (int i = 2; i < toEncode.length; i++) {
        toEncode[i] = id[i - 2];
    }
    return "[&" + encoder.encode(toEncode) + "]";
}

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From source file:edu.mbl.jif.imaging.mmtiff.MultipageTiffReader.java

public static boolean isMMMultipageTiff(String directory) throws IOException {
    File dir = new File(directory);
    File[] children = dir.listFiles();
    File testFile = null;/*from  www  . j a  v  a 2  s  .co  m*/
    for (File child : children) {
        if (child.isDirectory()) {
            File[] grandchildren = child.listFiles();
            for (File grandchild : grandchildren) {
                if (grandchild.getName().endsWith(".tif")) {
                    testFile = grandchild;
                    break;
                }
            }
        } else if (child.getName().endsWith(".tif") || child.getName().endsWith(".TIF")) {
            testFile = child;
            break;
        }
    }
    if (testFile == null) {
        throw new IOException("Unexpected file structure: is this an MM dataset?");
    }
    RandomAccessFile ra;
    try {
        ra = new RandomAccessFile(testFile, "r");
    } catch (FileNotFoundException ex) {
        ReportingUtils.logError(ex);
        return false;
    }
    FileChannel channel = ra.getChannel();
    ByteBuffer tiffHeader = ByteBuffer.allocate(36);
    ByteOrder bo;
    channel.read(tiffHeader, 0);
    char zeroOne = tiffHeader.getChar(0);
    if (zeroOne == 0x4949) {
        bo = ByteOrder.LITTLE_ENDIAN;
    } else if (zeroOne == 0x4d4d) {
        bo = ByteOrder.BIG_ENDIAN;
    } else {
        throw new IOException("Error reading Tiff header");
    }
    tiffHeader.order(bo);
    int summaryMDHeader = tiffHeader.getInt(32);
    channel.close();
    ra.close();
    if (summaryMDHeader == MultipageTiffWriter.SUMMARY_MD_HEADER) {
        return true;
    }
    return false;
}

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From source file:com.miraclelinux.historygluon.BridgeWorker.java

public BridgeWorker(Socket socket, StorageDriver driver) {
    m_socket = socket;/*from  ww w.  j a v  a  2s  .c  om*/
    m_log = LogFactory.getLog(BridgeWorker.class);
    m_log.info("start BridgeWorker: host: " + m_socket.getInetAddress().getHostAddress() + ", remote port: "
            + m_socket.getPort());
    m_driver = driver;
    m_byteBuffer = ByteBuffer.allocate(100);
    m_byteBuffer.order(ByteOrder.LITTLE_ENDIAN);
}

---

From source file:ee.ioc.phon.android.speak.Utils.java

static Bitmap bytesToBitmap(byte[] byteBuffer, int w, int h, int startPosition, int endPosition) {
    final ShortBuffer waveBuffer = ByteBuffer.wrap(byteBuffer).order(ByteOrder.LITTLE_ENDIAN).asShortBuffer();
    final Bitmap b = Bitmap.createBitmap(w, h, Bitmap.Config.ARGB_8888);
    final Canvas c = new Canvas(b);
    final Paint paint = new Paint();
    paint.setColor(0xFFFFFFFF); // 0xAARRGGBB
    paint.setAntiAlias(true);/*from   www  .  j  av  a2 s.c o m*/
    paint.setStyle(Paint.Style.STROKE);
    paint.setAlpha(80);

    final PathEffect effect = new CornerPathEffect(3);
    paint.setPathEffect(effect);

    final int numSamples = waveBuffer.remaining();
    int endIndex;
    if (endPosition == 0) {
        endIndex = numSamples;
    } else {
        endIndex = Math.min(endPosition, numSamples);
    }

    int startIndex = startPosition - 2000; // include 250ms before speech
    if (startIndex < 0) {
        startIndex = 0;
    }
    final int numSamplePerWave = 200; // 8KHz 25ms = 200 samples
    final float scale = 10.0f / 65536.0f;

    final int count = (endIndex - startIndex) / numSamplePerWave;
    final float deltaX = 1.0f * w / count;
    int yMax = h / 2;
    Path path = new Path();
    c.translate(0, yMax);
    float x = 0;
    path.moveTo(x, 0);
    for (int i = 0; i < count; i++) {
        final int avabs = getAverageAbs(waveBuffer, startIndex, i, numSamplePerWave);
        int sign = ((i & 01) == 0) ? -1 : 1;
        final float y = Math.min(yMax, avabs * h * scale) * sign;
        path.lineTo(x, y);
        x += deltaX;
        path.lineTo(x, y);
    }
    if (deltaX > 4) {
        paint.setStrokeWidth(2);
    } else {
        paint.setStrokeWidth(Math.max(0, (int) (deltaX - .05)));
    }
    c.drawPath(path, paint);
    return b;
}

---

From source file:au.org.ala.delta.io.BinFile.java

public ByteBuffer readByteBuffer(int size) {
    ByteBuffer bb = ByteBuffer.allocate(size);
    try {//from ww w  .j  a  v  a 2  s .c  o  m
        int bytesRead = _channel.read(bb);
        bb.order(ByteOrder.LITTLE_ENDIAN);
        bb.position(0);
        assert bytesRead == size;
    } catch (IOException ioex) {
        throw new RuntimeException(ioex);
    }
    return bb;
}

---

From source file:org.usergrid.mongo.MongoServer.java

public void startServer() {
    logger.info("Starting Usergrid Mongo Emulation Server");

    if (realm != null) {
        securityManager = new DefaultSecurityManager(realm);
    }//from w w  w  .ja v a 2  s . c  o  m

    // Configure the server.
    ServerBootstrap bootstrap = new ServerBootstrap(new NioServerSocketChannelFactory(
            Executors.newCachedThreadPool(), Executors.newCachedThreadPool()));

    bootstrap.setOption("child.bufferFactory", HeapChannelBufferFactory.getInstance(ByteOrder.LITTLE_ENDIAN));

    // Set up the pipeline factory.
    ExecutionHandler executionHandler = new ExecutionHandler(
            new OrderedMemoryAwareThreadPoolExecutor(16, 1048576, 1048576));

    bootstrap.setPipelineFactory(
            new MongoServerPipelineFactory(emf, smf, management, securityManager, executionHandler));

    // Bind and start to accept incoming connections.
    channel = bootstrap.bind(new InetSocketAddress(27017));

    logger.info("Usergrid Mongo API Emulation Server accepting connections...");
}

---

From source file:org.jmangos.sniffer.network.model.impl.WOWNetworkChannel.java

@Override
synchronized public void onResiveServerData(final long frameNumber, final byte[] buffer) {
    final ByteBuffer bytebuf = ByteBuffer.wrap(buffer);
    bytebuf.order(ByteOrder.LITTLE_ENDIAN);
    long opcode = 0;
    long size = 0;
    byte[] data = null;
    if (getChannelState().contains(State.AUTHED)) {
        final long header = bytebuf.getInt() & 0xFFFFFFFF;
        size = header >> 13;// ww  w  . j a v  a 2  s .c o  m
        opcode = header & 0x1FFF;
        data = new byte[(int) size];
        bytebuf.get(data);
    } else {
        size = bytebuf.getShort();
        opcode = bytebuf.getInt();
        bytebuf.mark();
        data = new byte[(int) size - 4];
        bytebuf.get(data);
        bytebuf.reset();
        // old 0xc0b
        if ((opcode == 0x221) & !getChannelState().contains(State.NOT_ACCEPT_SEED)) {
            this.log.debug("Get new Seed");
            final byte[] serverSeed = new byte[16];
            final byte[] clientSeed = new byte[16];
            for (int i = 0; i < 16; i++) {
                serverSeed[i] = bytebuf.get();
            }
            for (int i = 0; i < 16; i++) {
                clientSeed[i] = bytebuf.get();
            }
            bytebuf.get();
            this.csPacketBuffer.getCrypt().setEncryptionSeed(clientSeed);
            this.scPacketBuffer.getCrypt().setEncryptionSeed(serverSeed);
        }

    }
    this.log.debug(String.format("Frame: %d; Resive packet %s Opcode: 0x%x OpcodeSize: %d", frameNumber, "SMSG",
            opcode, size));
    for (final PacketLogHandler logger : this.packetLoggers) {
        logger.onDecodePacket(this, Direction.SERVER, (int) size, (int) opcode, data, (int) frameNumber);
    }
}

---

From source file:org.datavec.image.loader.NativeImageLoader.java

static Mat convert(PIX pix) {
    PIX tempPix = null;//from  ww w  .j a  v  a  2s . c om
    if (pix.colormap() != null) {
        PIX pix2 = pixRemoveColormap(pix, REMOVE_CMAP_TO_FULL_COLOR);
        tempPix = pix = pix2;
    } else if (pix.d() < 8) {
        PIX pix2 = null;
        switch (pix.d()) {
        case 1:
            pix2 = pixConvert1To8(null, pix, (byte) 0, (byte) 255);
            break;
        case 2:
            pix2 = pixConvert2To8(pix, (byte) 0, (byte) 85, (byte) 170, (byte) 255, 0);
            break;
        case 4:
            pix2 = pixConvert4To8(pix, 0);
            break;
        default:
            assert false;
        }
        tempPix = pix = pix2;
    }
    int height = pix.h();
    int width = pix.w();
    int channels = pix.d() / 8;
    Mat mat = new Mat(height, width, CV_8UC(channels), pix.data(), 4 * pix.wpl());
    Mat mat2 = new Mat(height, width, CV_8UC(channels));
    // swap bytes if needed
    int[] swap = { 0, 3, 1, 2, 2, 1, 3, 0 }, copy = { 0, 0, 1, 1, 2, 2, 3, 3 },
            fromTo = channels > 1 && ByteOrder.nativeOrder().equals(ByteOrder.LITTLE_ENDIAN) ? swap : copy;
    mixChannels(mat, 1, mat2, 1, fromTo, fromTo.length / 2);
    if (tempPix != null) {
        pixDestroy(tempPix);
    }
    return mat2;
}

---

From source file:com.esri.core.geometry.GeometryEngine.java

/**
 * Imports geometry from the ESRI shape file format.
 * /*from   w ww .  j av  a 2 s.  c  o  m*/
 * @param esriShapeBuffer
 *            The buffer containing geometry in the ESRI shape file format.
 * @param geometryType
 *            The required type of the Geometry to be imported. Use
 *            Geometry.Type.Unknown if the geometry type needs to be
 *            determined from the buffer content.
 * @return The geometry or null if the buffer contains null shape.
 * @throws GeometryException
 *             when the geometryType is not Geometry.Type.Unknown and the
 *             buffer contains geometry that cannot be converted to the
 *             given geometryType. or the buffer is corrupt. Another
 *             exception possible is IllegalArgumentsException.
 */
public static Geometry geometryFromEsriShape(byte[] esriShapeBuffer, Geometry.Type geometryType) {
    OperatorImportFromESRIShape op = (OperatorImportFromESRIShape) factory
            .getOperator(Operator.Type.ImportFromESRIShape);
    return op.execute(ShapeImportFlags.ShapeImportNonTrusted, geometryType,
            ByteBuffer.wrap(esriShapeBuffer).order(ByteOrder.LITTLE_ENDIAN));
}

---

From source file:com.tesora.dve.db.mysql.DBTypeBasedUtilsTest.java

@Test
public void mysqlReadWriteTest() throws Exception {
    ByteBuf cb = Unpooled.buffer(100).order(ByteOrder.LITTLE_ENDIAN);

    int len;/*from w ww  .  ja  va 2 s . c  om*/
    for (Pair<MyFieldType, Object> expValue : expValuesMysql) {
        cb.clear();
        len = 0;
        if (expValue.getSecond() instanceof Byte)
            len = 1;
        DataTypeValueFunc dtvf = DBTypeBasedUtils.getMysqlTypeFunc(expValue.getFirst(), len, 0);
        dtvf.writeObject(cb, expValue.getSecond());
        assertEqualData(expValue.getSecond(), dtvf.readObject(cb));
    }
}

---

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