Examples with Pointer com.sun.jna.Pointer used on opensource projects

Example 41 with Pointer

use of com.sun.jna.Pointer in project sldeditor by robward-scisys.

the class ImportMXD method convert.

/**
 * Read mxd and write out the json file.
 *
 * @param fileData the file data
 */
public void convert(FileData fileData) {
    if (fileData == null) {
        return;
    }
    // Get all the known conversion classes
    RegisterClasses.initialise(data);
    System.out.println("Reading MXD : " + fileData.getInputFile().getAbsolutePath());
    SystemWin sWin = new SystemWin();
    Pointer obj = sWin.getDesktopWindow();
    int hWnd = obj.getInt(0);
    try {
        System.out.println("Opening mxd...");
        IMapDocument mapDocument = new MapDocument();
        String password = null;
        mapDocument.open(fileData.getInputFile().getAbsolutePath(), password);
        IPageLayout iPageLayout = mapDocument.getPageLayout();
        IActiveView activeView = (IActiveView) iPageLayout;
        IMap iMap = activeView.getFocusMap();
        activeView.activate(hWnd);
        JsonArray jsonLayerlist = new JsonArray();
        int count = 1;
        int total = 0;
        // Find total number of layers
        IEnumLayer layerEnum = iMap.getLayers(null, true);
        ILayer layer = layerEnum.next();
        while (layer != null) {
            layer = layerEnum.next();
            total++;
        }
        // Now work through all the layers
        layerEnum = iMap.getLayers(null, true);
        layer = layerEnum.next();
        ParseLayer parseLayer = new ParseLayer(data);
        while (layer != null) {
            parseLayer.convertLayer(count, total, jsonLayerlist, layer, (Map) iMap);
            layer = layerEnum.next();
            count++;
        }
        JsonObject jsonMXDObject = new JsonObject();
        jsonMXDObject.addProperty("mxd", mapDocument.getDocumentFilename());
        jsonMXDObject.add("layers", jsonLayerlist);
        outputJSON(jsonMXDObject, fileData.getOutputFile());
        System.out.println("Written JSON file : " + fileData.getOutputFile().getAbsolutePath());
    } catch (UnknownHostException e) {
        e.printStackTrace();
    } catch (IOException e) {
        e.printStackTrace();
    }
}

Example 42 with Pointer

use of com.sun.jna.Pointer in project rocketmq by apache.

the class MappedFile method munlock.

public void munlock() {
    final long beginTime = System.currentTimeMillis();
    final long address = ((DirectBuffer) (this.mappedByteBuffer)).address();
    Pointer pointer = new Pointer(address);
    int ret = LibC.INSTANCE.munlock(pointer, new NativeLong(this.fileSize));
    log.info("munlock {} {} {} ret = {} time consuming = {}", address, this.fileName, this.fileSize, ret, System.currentTimeMillis() - beginTime);
}

Example 43 with Pointer

use of com.sun.jna.Pointer in project tess4j by nguyenq.

the class Tesseract method getWords.

/**
 * Gets recognized words at specified page iterator level.
 *
 * @param bi input image
 * @param pageIteratorLevel TessPageIteratorLevel enum
 * @return list of <code>Word</code>
 */
@Override
public List<Word> getWords(BufferedImage bi, int pageIteratorLevel) {
    this.init();
    this.setTessVariables();
    List<Word> words = new ArrayList<Word>();
    try {
        setImage(bi, null);
        api.TessBaseAPIRecognize(handle, null);
        TessResultIterator ri = api.TessBaseAPIGetIterator(handle);
        TessPageIterator pi = api.TessResultIteratorGetPageIterator(ri);
        api.TessPageIteratorBegin(pi);
        do {
            Pointer ptr = api.TessResultIteratorGetUTF8Text(ri, pageIteratorLevel);
            String text = ptr.getString(0);
            api.TessDeleteText(ptr);
            float confidence = api.TessResultIteratorConfidence(ri, pageIteratorLevel);
            IntBuffer leftB = IntBuffer.allocate(1);
            IntBuffer topB = IntBuffer.allocate(1);
            IntBuffer rightB = IntBuffer.allocate(1);
            IntBuffer bottomB = IntBuffer.allocate(1);
            api.TessPageIteratorBoundingBox(pi, pageIteratorLevel, leftB, topB, rightB, bottomB);
            int left = leftB.get();
            int top = topB.get();
            int right = rightB.get();
            int bottom = bottomB.get();
            Word word = new Word(text, confidence, new Rectangle(left, top, right - left, bottom - top));
            words.add(word);
        } while (api.TessPageIteratorNext(pi, pageIteratorLevel) == TRUE);
        return words;
    } catch (Exception e) {
        return words;
    } finally {
        dispose();
    }
}

Example 44 with Pointer

use of com.sun.jna.Pointer in project tess4j by nguyenq.

the class Tesseract method getOCRText.

/**
 * Gets recognized text.
 *
 * @param filename input file name. Needed only for reading a UNLV zone
 * file.
 * @param pageNum page number; needed for hocr paging.
 * @return the recognized text
 */
protected String getOCRText(String filename, int pageNum) {
    if (filename != null && !filename.isEmpty()) {
        api.TessBaseAPISetInputName(handle, filename);
    }
    Pointer utf8Text = renderedFormat == RenderedFormat.HOCR ? api.TessBaseAPIGetHOCRText(handle, pageNum - 1) : api.TessBaseAPIGetUTF8Text(handle);
    String str = utf8Text.getString(0);
    api.TessDeleteText(utf8Text);
    return str;
}

Example 45 with Pointer

use of com.sun.jna.Pointer in project tess4j by nguyenq.

the class Tesseract1 method getWords.

/**
 * Gets recognized words at specified page iterator level.
 *
 * @param bi input image
 * @param pageIteratorLevel TessPageIteratorLevel enum
 * @return list of <code>Word</code>
 */
@Override
public List<Word> getWords(BufferedImage bi, int pageIteratorLevel) {
    this.init();
    this.setTessVariables();
    List<Word> words = new ArrayList<Word>();
    try {
        setImage(bi, null);
        TessBaseAPIRecognize(handle, null);
        TessResultIterator ri = TessBaseAPIGetIterator(handle);
        TessPageIterator pi = TessResultIteratorGetPageIterator(ri);
        TessPageIteratorBegin(pi);
        do {
            Pointer ptr = TessResultIteratorGetUTF8Text(ri, pageIteratorLevel);
            String text = ptr.getString(0);
            TessAPI1.TessDeleteText(ptr);
            float confidence = TessResultIteratorConfidence(ri, pageIteratorLevel);
            IntBuffer leftB = IntBuffer.allocate(1);
            IntBuffer topB = IntBuffer.allocate(1);
            IntBuffer rightB = IntBuffer.allocate(1);
            IntBuffer bottomB = IntBuffer.allocate(1);
            TessPageIteratorBoundingBox(pi, pageIteratorLevel, leftB, topB, rightB, bottomB);
            int left = leftB.get();
            int top = topB.get();
            int right = rightB.get();
            int bottom = bottomB.get();
            Word word = new Word(text, confidence, new Rectangle(left, top, right - left, bottom - top));
            words.add(word);
        } while (TessPageIteratorNext(pi, pageIteratorLevel) == TRUE);
        return words;
    } catch (Exception e) {
        return words;
    } finally {
        dispose();
    }
}