Examples of streamer.Element

streamer.Element
Element is basic building block for constructing data processing pipes. It has one or more contact pads, which can be wired with other elements using links.

        ByteBuffer packet = new ByteBuffer(new byte[] {0x01, 0x00, 0x01, 0x00, 0x00, 0x00, 0x00, 0x00, 0x0f, 0x00, 0x00, 0x00, 0x10, 0x00, 0x01, 0x00, 0x10, 0x00,
                0x01, 0x04, 0x0a, 0x00, 0x0c, (byte)0x84, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00});


        Pipeline pipeline = new PipelineImpl("test");


        Element bitmap = new ServerBitmapUpdate("bitmap");


        BufferedImageCanvas canvas = new BufferedImageCanvas(1024, 768);
        Element adapter = new AwtCanvasAdapter("test", canvas, null) {
            {
                verbose = true;
            }
        };
        pipeline.addAndLink(bitmap, adapter);

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        pipeline.validate();
    }


    private Element setMainElementAndAddressBasedOnProtocol(Protocol protocol, SSLState sslState) {
        Element main;
        switch (protocol) {
        case VNC:
            address = new InetSocketAddress(hostName.value, vncPort.value);
            main = new VncClient("client", password.value, screen, canvas);
            break;

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    public static void main(String args[]) {
        System.setProperty("streamer.Element.debug", "true");


        BufferedImageCanvas canvas = new BufferedImageCanvas(4, 4);


        Element renderer = new BufferedImagePixelsAdapter("renderer", canvas);


        byte[] pixels = new byte[] {1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 1, 2, 3, 4, 5,
                6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16};


        int[] pixelsLE = new int[] {0x04030201, 0x08070605, 0x0c0b0a09, 0x100f0e0d, 0x04030201, 0x08070605, 0x0c0b0a09, 0x100f0e0d, 0x04030201, 0x08070605,
                0x0c0b0a09, 0x100f0e0d, 0x04030201, 0x08070605, 0x0c0b0a09, 0x100f0e0d};


        ByteBuffer buf = new ByteBuffer(pixels);
        buf.putMetadata(TARGET_X, 0);
        buf.putMetadata(TARGET_Y, 0);
        buf.putMetadata(WIDTH, 4);
        buf.putMetadata(HEIGHT, 4);
        buf.putMetadata(PIXEL_FORMAT, RGB888LE32);


        renderer.handleData(buf, null);


        String actualData = Arrays.toString(((DataBufferInt)canvas.getOfflineImage().getRaster().getDataBuffer()).getData());
        String expectedData = Arrays.toString(pixelsLE);
        if (!actualData.equals(expectedData))
            System.err.println("Actual image:   " + actualData + "\nExpected image: " + expectedData + ".");

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    public static void main(String args[]) {
        System.setProperty("streamer.Element.debug", "true");


        BufferedImageCanvas canvas = new BufferedImageCanvas(4, 4);


        Element renderer = new BufferedImageCopyRectAdapter("renderer", canvas);


        int[] pixelsBeforeCopy = new int[] {
                // 0
                1, 2, 3, 4,
                // 1
                5, 6, 7, 8,
                // 2
                9, 10, 11, 12,
                // 3
                13, 14, 15, 16};
        int[] pixelsAfterCopy = new int[] {
                // 0
                11, 12, 3, 4,
                // 1
                15, 16, 7, 8,
                // 2
                9, 10, 11, 12,
                // 3
                13, 14, 15, 16};


        // Initalize image
        int[] data = ((DataBufferInt)canvas.getOfflineImage().getRaster().getDataBuffer()).getData();
        System.arraycopy(pixelsBeforeCopy, 0, data, 0, pixelsBeforeCopy.length);


        ByteBuffer buf = new ByteBuffer(new byte[0]);
        buf.putMetadata(TARGET_X, 0);
        buf.putMetadata(TARGET_Y, 0);
        buf.putMetadata(WIDTH, 2);
        buf.putMetadata(HEIGHT, 2);
        buf.putMetadata(SRC_X, 2);
        buf.putMetadata(SRC_Y, 2);


        renderer.handleData(buf, null);


        data = ((DataBufferInt)canvas.getOfflineImage().getRaster().getDataBuffer()).getData();
        String actualData = Arrays.toString(data);
        String expectedData = Arrays.toString(pixelsAfterCopy);
        if (!actualData.equals(expectedData))

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        /* @formatter:on */


        NtlmState state = new NtlmState();


        MockSource source = new MockSource("source", ByteBuffer.convertByteArraysToByteBuffers(new byte[] {1, 2, 3}));
        Element ntlmssp_negotiate = new ClientNtlmsspNegotiate("ntlmssp_negotiate", state);
        Element sink = new MockSink("sink", ByteBuffer.convertByteArraysToByteBuffers(packet));
        Element mainSink = new MockSink("mainSink", ByteBuffer.convertByteArraysToByteBuffers(new byte[] {1, 2, 3}));


        Pipeline pipeline = new PipelineImpl("test");
        pipeline.add(source, ntlmssp_negotiate, sink, mainSink);
        pipeline.link("source", "ntlmssp_negotiate", "mainSink");
        pipeline.link("ntlmssp_negotiate >" + OTOUT, "sink");

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                0x72, 0x00, 0x6c, 0x00, 0x64, 0x00, 0x00, 0x00,  //  CLIPRDR_FORMAT_DATA_RESPONSE::requestedFormatData: "hello world"
        };
        /* @formatter:on */


        MockSource source = new MockSource("source", ByteBuffer.convertByteArraysToByteBuffers(packet));
        Element router = new ServerClipRdrChannelRouter("router");
        ClipboardState state = new ClipboardState();
        state.serverRequestedFormat = new ClipboardDataFormat(ClipboardDataFormat.CB_FORMAT_UNICODETEXT, "");
        Element format_data_response = new ServerFormatDataResponsePDU("format_data_response", state);


        ByteBuffer clipboardAdapterPacket = new ByteBuffer(0);
        clipboardAdapterPacket.putMetadata(AwtClipboardAdapter.CLIPBOARD_CONTENT, "hello world");
        Element sink = new MockSink("sink", new ByteBuffer[] {clipboardAdapterPacket});


        Pipeline pipeline = new PipelineImpl("test");
        pipeline.add(source, router, format_data_response, sink);
        pipeline.link("source", "router >format_data_response", "format_data_response >clipboard", "sink");
        pipeline.runMainLoop("source", STDOUT, false, false);

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                0x00, 0x00,  //  CLIPRDR_LONG_FORMAT_NAME::formatName = ""
        };
        /* @formatter:on */


        MockSource source = new MockSource("source", ByteBuffer.convertByteArraysToByteBuffers(packet));
        Element router = new ServerClipRdrChannelRouter("router");
        ClipboardState state = new ClipboardState();
        state.serverUseLongFormatNames = true;
        Element format_list = new ServerFormatListPDU("format_list", state);


        Element sink = new MockSink("sink", ByteBuffer.convertByteArraysToByteBuffers(new byte[] {
                // Format List Response PDU
                0x03, 0x00, // CLIPRDR_HEADER::msgType = CB_FORMAT_LIST_RESPONSE (3)
                0x01, 0x00, // CLIPRDR_HEADER::msgFlags = 0x0001 = CB_RESPONSE_OK
                0x00, 0x00, 0x00, 0x00, // CLIPRDR_HEADER::dataLen = 0 bytes
        }, new byte[] {

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                0x00, 0x00, 0x00, 0x00,  //  CLIPRDR_HEADER::dataLen = 0 bytes
        };
        /* @formatter:on */


        MockSource source = new MockSource("source", ByteBuffer.convertByteArraysToByteBuffers(packet));
        Element router = new ServerClipRdrChannelRouter("router");
        ClipboardState state = new ClipboardState();
        Element monitor_ready = new ServerMonitorReadyPDU("monitor_ready", state);
        Element sink = new MockSink("sink", new ByteBuffer[] {});


        Pipeline pipeline = new PipelineImpl("test");
        pipeline.add(source, router, monitor_ready, sink);
        pipeline.link("source", "router >monitor_ready", "monitor_ready", "sink");
        pipeline.runMainLoop("source", STDOUT, false, false);

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                0x0e, 0x00, 0x00, 0x00,  //  CLIPRDR_GENERAL_CAPABILITY::capabilityFlags = 0x0000000e = 0x02 |0x04 |0x08 = CB_USE_LONG_FORMAT_NAMES | CB_STREAM_FILECLIP_ENABLED | CB_FILECLIP_NO_FILE_PATHS
        };
        /* @formatter:on */


        MockSource source = new MockSource("source", ByteBuffer.convertByteArraysToByteBuffers(packet));
        Element router = new ServerClipRdrChannelRouter("router");
        ClipboardState state = new ClipboardState();
        Element clip_cap = new ServerClipboardCapabilitiesPDU("clip_cap", state);
        Element sink = new MockSink("sink", new ByteBuffer[] {});


        Pipeline pipeline = new PipelineImpl("test");
        pipeline.add(source, router, clip_cap, sink);
        pipeline.link("source", "router >clipboard_capabilities", "clip_cap", "sink");
        pipeline.runMainLoop("source", STDOUT, false, false);

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    /**
     * Example.
     */
    public static void main(String args[]) {


        Element sink = new FakeSink("sink") {
            {
                verbose = true;
            }
        };


        byte[] data = new byte[] {1, 2, 3};
        ByteBuffer buf = new ByteBuffer(data);
        sink.setLink(STDIN, new SyncLink(), Direction.IN);
        sink.getLink(STDIN).sendData(buf);


    }

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Related Classes of streamer.Element

common.adapter.AwtBellAdapter

common.adapter.AwtCanvasAdapter

common.BufferedImageCopyRectAdapter

common.BufferedImagePixelsAdapter

common.Client

common.ClientTest

rdpclient.clip.ServerClipboardCapabilitiesPDU

rdpclient.clip.ServerFormatDataResponsePDU

rdpclient.clip.ServerFormatListPDU

rdpclient.clip.ServerMonitorReadyPDU

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