Package java.nio

Examples of java.nio.ByteBuffer.order()

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    {
      System.out.println("error in getCurrentThreads() " + e.getMessage());
      return null;
    }
    ByteBuffer b = ByteBuffer.allocateDirect(size);
    b.order(ByteOrder.LITTLE_ENDIAN);
    try
    {
      in.read(b);
    }
    catch (IOException e)
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        if (!alreadySwapped && depth != IPL_DEPTH_8U &&
                !frameEndian.equals(ByteOrder.nativeOrder())) {
            // ack, the camera's endianness doesn't correspond to our machine ...
            // swap bytes of 16-bit images
            ByteBuffer  bb  = temp_image.getByteBuffer();
            ShortBuffer in  = bb.order(frameEndian).asShortBuffer();
            ShortBuffer out = bb.order(ByteOrder.nativeOrder()).asShortBuffer();
            out.put(in);
        }

        if (colorMode == ColorMode.BGR && numChannels != 3 && !colorbayer) {
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                !frameEndian.equals(ByteOrder.nativeOrder())) {
            // ack, the camera's endianness doesn't correspond to our machine ...
            // swap bytes of 16-bit images
            ByteBuffer  bb  = temp_image.getByteBuffer();
            ShortBuffer in  = bb.order(frameEndian).asShortBuffer();
            ShortBuffer out = bb.order(ByteOrder.nativeOrder()).asShortBuffer();
            out.put(in);
        }

        if (colorMode == ColorMode.BGR && numChannels != 3 && !colorbayer) {
            cvCvtColor(temp_image, return_image, CV_GRAY2BGR);
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        if (!alreadySwapped && depth > 8 && !frameEndian.equals(ByteOrder.nativeOrder())) {
            // ack, the camera's endianness doesn't correspond to our machine ...
            // swap bytes of 16-bit images
            ByteBuffer  bb  = temp_image.getByteBuffer();
            ShortBuffer in  = bb.order(frameEndian).asShortBuffer();
            ShortBuffer out = bb.order(ByteOrder.nativeOrder()).asShortBuffer();
            out.put(in);
        }

        // should we copy the padding as well?
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        if (!alreadySwapped && depth > 8 && !frameEndian.equals(ByteOrder.nativeOrder())) {
            // ack, the camera's endianness doesn't correspond to our machine ...
            // swap bytes of 16-bit images
            ByteBuffer  bb  = temp_image.getByteBuffer();
            ShortBuffer in  = bb.order(frameEndian).asShortBuffer();
            ShortBuffer out = bb.order(ByteOrder.nativeOrder()).asShortBuffer();
            out.put(in);
        }

        // should we copy the padding as well?
        if (colorMode == ColorMode.BGR && numChannels != 3 && !colorbayer) {
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                float[] a = ((DataBufferFloat)out).getData();
                flipCopyWithGamma(in.asFloatBuffer(), widthStep()/4, FloatBuffer.wrap(a, start, a.length - start), step, gamma, flip);
            } else if (out instanceof DataBufferInt) {
                int[] a = ((DataBufferInt)out).getData();
                if (depth() == IPL_DEPTH_8U || depth() == IPL_DEPTH_8S) {
                    in = in.order(ByteOrder.LITTLE_ENDIAN);
                }
                flipCopyWithGamma(in.asIntBuffer(), widthStep()/4, IntBuffer.wrap(a, start, a.length - start), step, gamma, flip);
            } else if (out instanceof DataBufferShort) {
                short[] a = ((DataBufferShort)out).getData();
                flipCopyWithGamma(in.asShortBuffer(), widthStep()/2, ShortBuffer.wrap(a, start, a.length - start), step, true, gamma, flip);
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                float[] a = ((DataBufferFloat)in).getData();
                flipCopyWithGamma(FloatBuffer.wrap(a, start, a.length - start), step, out.asFloatBuffer(), widthStep()/4, gamma, false);
            } else if (in instanceof DataBufferInt) {
                int[] a = ((DataBufferInt)in).getData();
                if (depth() == IPL_DEPTH_8U || depth() == IPL_DEPTH_8S) {
                    out = out.order(ByteOrder.LITTLE_ENDIAN);
                }
                flipCopyWithGamma(IntBuffer.wrap(a, start, a.length - start), step, out.asIntBuffer(), widthStep()/4, gamma, false);
            } else if (in instanceof DataBufferShort) {
                short[] a = ((DataBufferShort)in).getData();
                flipCopyWithGamma(ShortBuffer.wrap(a, start, a.length - start), step, out.asShortBuffer(), widthStep()/2, true, gamma, false);
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        if (iplDepth > 8 && ByteOrder.nativeOrder().equals(ByteOrder.LITTLE_ENDIAN)) {
            // ack, the camera's endianness doesn't correspond to our machine ...
            // swap bytes of 16-bit images
            ByteBuffer  bb  = rawImage.getByteBuffer();
            ShortBuffer in  = bb.order(ByteOrder.BIG_ENDIAN   ).asShortBuffer();
            ShortBuffer out = bb.order(ByteOrder.LITTLE_ENDIAN).asShortBuffer();
            out.put(in);
        }

        if (colorMode == ColorMode.GRAY && channels == 3) {
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        if (iplDepth > 8 && ByteOrder.nativeOrder().equals(ByteOrder.LITTLE_ENDIAN)) {
            // ack, the camera's endianness doesn't correspond to our machine ...
            // swap bytes of 16-bit images
            ByteBuffer  bb  = rawImage.getByteBuffer();
            ShortBuffer in  = bb.order(ByteOrder.BIG_ENDIAN   ).asShortBuffer();
            ShortBuffer out = bb.order(ByteOrder.LITTLE_ENDIAN).asShortBuffer();
            out.put(in);
        }

        if (colorMode == ColorMode.GRAY && channels == 3) {
            if (grayImage == null) {
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     * Test the addition of mixed order buffers
     */
    @Test
    public void testAddMixedOrderBuffers() {
        ByteBuffer bb1 = ByteBuffer.allocate(5);
        bb1.order(ByteOrder.LITTLE_ENDIAN);
        bb1.put("012".getBytes());
        bb1.flip();

        ByteBuffer bb2 = ByteBuffer.allocateDirect(5);
        bb1.order(ByteOrder.BIG_ENDIAN);
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