Examples with Element streamer.Element used on opensource projects

Example 21 with Element

use of streamer.Element in project cloudstack by apache.

the class VncMessageHandler method main.

/**
     * Example.
     */
public static void main(String[] args) {
    // System.setProperty("streamer.Link.debug", "true");
    System.setProperty("streamer.Element.debug", "true");
    // System.setProperty("streamer.Pipeline.debug", "true");
    Element source = new MockSource("source") {

        {
            // Split messages at random boundaries to check "pushback" logic
            bufs = ByteBuffer.convertByteArraysToByteBuffers(new byte[] { // Message type: server bell
            RfbConstants.SERVER_BELL, // Message type: clipboard text
            RfbConstants.SERVER_CUT_TEXT, // Padding
            0, 0, 0, // Length (test)
            0, 0, 0, 4 }, new byte[] { // Clipboard text
            't', 'e', 's', 't', // Message type: frame buffer update
            RfbConstants.SERVER_FRAMEBUFFER_UPDATE, // Padding
            0, // Number of rectangles
            0, 3 }, new byte[] { // x, y, width, height: 0x0@4x4
            0, 0, 0, 0, 0, 4, 0, 4, // Encoding: desktop size
            (byte) ((RfbConstants.ENCODING_DESKTOP_SIZE >> 24) & 0xff), (byte) ((RfbConstants.ENCODING_DESKTOP_SIZE >> 16) & 0xff), (byte) ((RfbConstants.ENCODING_DESKTOP_SIZE >> 8) & 0xff), (byte) ((RfbConstants.ENCODING_DESKTOP_SIZE >> 0) & 0xff) }, new byte[] { // x, y, width, height: 0x0@4x4
            0, 0, 0, 0, 0, 4, 0, 4, // Encoding: raw rect
            (byte) ((RfbConstants.ENCODING_RAW >> 24) & 0xff), (byte) ((RfbConstants.ENCODING_RAW >> 16) & 0xff), (byte) ((RfbConstants.ENCODING_RAW >> 8) & 0xff), (byte) ((RfbConstants.ENCODING_RAW >> 0) & 0xff), // Raw pixel data 4x4x1 bpp
            1, 2, 3, 4, 5, 6, 7, 8, 9, 10 }, new byte[] { 11, 12, 13, 14, 15, 16, // x, y, width, height: 0x0@2x2
            0, 0, 0, 0, 0, 2, 0, 2, // Encoding: copy rect
            (byte) ((RfbConstants.ENCODING_COPY_RECT >> 24) & 0xff), (byte) ((RfbConstants.ENCODING_COPY_RECT >> 16) & 0xff), (byte) ((RfbConstants.ENCODING_COPY_RECT >> 8) & 0xff), (byte) ((RfbConstants.ENCODING_COPY_RECT >> 0) & 0xff), // srcX, srcY: 2x2
            0, 2, 0, 2 });
        }
    };
    ScreenDescription screen = new ScreenDescription() {

        {
            bytesPerPixel = 1;
        }
    };
    final Element handler = new VncMessageHandler("handler", screen);
    ByteBuffer[] emptyBuf = ByteBuffer.convertByteArraysToByteBuffers(new byte[] {});
    Element fburSink = new MockSink("fbur", ByteBuffer.convertByteArraysToByteBuffers(new byte[] {}, new byte[] {}));
    Element bellSink = new MockSink("bell", emptyBuf);
    Element clipboardSink = new MockSink("clipboard", emptyBuf);
    Element desktopSizeChangeSink = new MockSink("desktop_size", emptyBuf);
    Element pixelsSink = new MockSink("pixels", ByteBuffer.convertByteArraysToByteBuffers(new byte[] { 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16 }));
    Element copyRectSink = new MockSink("copy_rect", emptyBuf);
    Pipeline pipeline = new PipelineImpl("test");
    pipeline.addAndLink(source, handler);
    pipeline.add(fburSink, bellSink, clipboardSink, desktopSizeChangeSink, pixelsSink, copyRectSink);
    pipeline.link("handler >" + FRAME_BUFFER_UPDATE_REQUEST_ADAPTER_PAD, "fbur");
    pipeline.link("handler >" + SERVER_BELL_ADAPTER_PAD, "bell");
    pipeline.link("handler >" + SERVER_CLIPBOARD_ADAPTER_PAD, "clipboard");
    pipeline.link("handler >" + PIXEL_ADAPTER_PAD, "pixels");
    pipeline.runMainLoop("source", STDOUT, false, false);
}

Example 22 with Element

use of streamer.Element in project cloudstack by apache.

the class MockSource method main.

/**
     * Example.
     */
public static void main(String[] args) {
    Element mockSource = new MockSource("source") {

        {
            bufs = new ByteBuffer[] { new ByteBuffer(new byte[] { 1, 1, 2, 3, 4, 5 }), new ByteBuffer(new byte[] { 2, 1, 2, 3, 4 }), new ByteBuffer(new byte[] { 3, 1, 2, 3 }), new ByteBuffer(new byte[] { 4, 1, 2 }), new ByteBuffer(new byte[] { 5, 1 }) };
            verbose = true;
            delay = 100;
        // this.numBuffers = this.bufs.length;
        }
    };
    Element fakeSink = new FakeSink("sink") {

        {
            verbose = true;
        }
    };
    Link link = new SyncLink();
    mockSource.setLink(STDOUT, link, Direction.OUT);
    fakeSink.setLink(STDIN, link, Direction.IN);
    link.run();
}

Example 23 with Element

use of streamer.Element in project cloudstack by apache.

the class Vnc33Authentication method main.

/**
     * Example.
     */
public static void main(String[] args) {
    // System.setProperty("streamer.Link.debug", "true");
    System.setProperty("streamer.Element.debug", "true");
    // System.setProperty("streamer.Pipeline.debug", "true");
    final String password = "test";
    Element source = new MockSource("source") {

        {
            bufs = ByteBuffer.convertByteArraysToByteBuffers(// Request authentication and send 16 byte challenge
            new byte[] { 0, 0, 0, RfbConstants.VNC_AUTH, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16 }, // Respond to challenge with AUTH_OK
            new byte[] { 0, 0, 0, RfbConstants.VNC_AUTH_OK });
        }
    };
    Element mainSink = new FakeSink("mainSink");
    final Vnc33Authentication auth = new Vnc33Authentication("auth", password);
    Element initSink = new MockSink("initSink") {

        {
            // Expect encoded password
            bufs = new ByteBuffer[] { auth.encodePassword(new ByteBuffer(new byte[] { 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16 }), password) };
        }
    };
    Pipeline pipeline = new PipelineImpl("test");
    pipeline.addAndLink(source, auth, mainSink);
    pipeline.add(initSink);
    pipeline.link("auth >otout", "initSink");
    pipeline.runMainLoop("source", STDOUT, false, false);
}

Example 24 with Element

use of streamer.Element in project cloudstack by apache.

the class VncInitializer method main.

/**
     * Example.
     */
public static void main(String[] args) {
    // System.setProperty("streamer.Link.debug", "true");
    System.setProperty("streamer.Element.debug", "true");
    // System.setProperty("streamer.Pipeline.debug", "true");
    final String desktopName = "test";
    Element source = new MockSource("source") {

        {
            bufs = ByteBuffer.convertByteArraysToByteBuffers(// Send screen description
            new byte[] { // Framebuffer width (short)
            0, (byte) 200, // Framebuffer height (short)
            0, 100, // Bits per pixel
            32, // Depth,
            24, // Endianness flag
            RfbConstants.LITTLE_ENDIAN, // Truecolor flag
            RfbConstants.TRUE_COLOR, // Red max (short)
            0, (byte) 255, // Green max (short)
            0, (byte) 255, // Blue max (short)
            0, (byte) 255, // Red shift
            16, // Green shift
            8, // Blue shift
            0, // Padding
            0, 0, 0, // Desktop name length (int)
            0, 0, 0, 4, // Desktop name ("test", 4 bytes)
            't', 'e', 's', 't', // Tail
            1, 2, 3 }, // Tail packet
            new byte[] { 4, 5, 6 });
        }
    };
    ScreenDescription screen = new ScreenDescription();
    final VncInitializer init = new VncInitializer("init", true, screen);
    Element initSink = new MockSink("initSink") {

        {
            // Expect shared flag
            bufs = ByteBuffer.convertByteArraysToByteBuffers(new byte[] { RfbConstants.SHARED_ACCESS });
        }
    };
    Element mainSink = new MockSink("mainSink") {

        {
            // Expect two tail packets
            bufs = ByteBuffer.convertByteArraysToByteBuffers(new byte[] { 1, 2, 3 }, new byte[] { 4, 5, 6 });
        }
    };
    ByteBuffer[] emptyBuf = ByteBuffer.convertByteArraysToByteBuffers(new byte[] {});
    Element encodingsSink = new MockSink("encodings", emptyBuf);
    Element pixelFormatSink = new MockSink("pixel_format", emptyBuf);
    Pipeline pipeline = new PipelineImpl("test");
    pipeline.addAndLink(source, init, mainSink);
    pipeline.add(encodingsSink, pixelFormatSink, initSink);
    pipeline.link("init >otout", "initSink");
    pipeline.link("init >" + CLIENT_SUPPORTED_ENCODINGS_ADAPTER_PAD, "encodings");
    pipeline.link("init >" + CLIENT_PIXEL_FORMAT_ADAPTER_PAD, "pixel_format");
    pipeline.runMainLoop("source", STDOUT, false, false);
    if (!screen.isRGB888_32_LE())
        System.err.println("Screen description was read incorrectly: " + screen + ".");
    if (!desktopName.equals(screen.getDesktopName()))
        System.err.println("Screen desktop name was read incorrectly: \"" + screen.getDesktopName() + "\".");
}

Example 25 with Element

use of streamer.Element in project cloudstack by apache.

the class FrameBufferUpdateRequest method main.

public static void main(String[] args) {
    System.setProperty("streamer.Element.debug", "true");
    ScreenDescription screen = new ScreenDescription();
    screen.setFramebufferSize(120, 80);
    Element adapter = new FrameBufferUpdateRequest("renderer", screen);
    Element sink = new MockSink("sink", ByteBuffer.convertByteArraysToByteBuffers(new byte[] { // Request
    RfbConstants.CLIENT_FRAMEBUFFER_UPDATE_REQUEST, // Full update (redraw area)
    RfbConstants.FRAMEBUFFER_FULL_UPDATE_REQUEST, // X
    0, 1, // Y
    0, 2, // Width
    0, 3, // Height
    0, 4 }));
    ByteBuffer buf = new ByteBuffer(new byte[0]);
    buf.putMetadata(TARGET_X, 1);
    buf.putMetadata(TARGET_Y, 2);
    buf.putMetadata(WIDTH, 3);
    buf.putMetadata(HEIGHT, 4);
    Element source = new MockSource("source", new ByteBuffer[] { buf });
    Pipeline pipeline = new PipelineImpl("test");
    pipeline.addAndLink(source, adapter, sink);
    pipeline.runMainLoop("source", STDOUT, false, false);
}